1 2005-05-26 Ian Lance Taylor <ian@airs.com>
3 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
4 having a declaration after a statement.
6 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
8 * opt-functions.awk (var_type): New function.
9 (var_set): Use CLVC_STRING if var_type returns "const char *".
10 * opth-gen.awk: Use var_type to find out the types of variables.
11 Don't print comments above each "extern" definition.
12 * optc-gen.awk: Use var_type in the same way.
13 * opts.h (cl_var_cond): Rename to...
14 (cl_var_type): ...this. Add CLVC_STRING.
15 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
17 * opts.c (handle_option, option_enabled): Update after above name
18 change. Cast flag_var before using it. Handle CLVC_STRING.
20 * config/alpha/alpha.h (alpha_tls_size): Delete.
21 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
22 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
23 (alpha_fptm_string, alpha_mlat_string): Delete.
24 (alpha_handle_option): Don't set the above variables here. Use the
25 integer argument to check the validity of -mtls-size=.
26 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
27 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
28 (mtls-size=): Likewise. Convert to a UInteger and initialize the
31 * config/arc/arc.c (arc_cpu_string, arc_text_string)
32 (arc_data_string, arc_rodata_string): Delete.
33 (arc_handle_option): Don't set the above variables here.
34 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
37 * config/arm/arm.c (target_fpu_name, target_fpe_name)
38 (target_float_abi_name, target_abi_name, structure_size_string)
39 (arm_pic_register_string): Delete.
40 (arm_handle_option): Don't set the above variables here, except
41 in the handling of -mhard-float and -msoft-float.
42 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
43 (mpic-register=, mstructure-size-boundary=): Add Var()s.
45 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
46 (avr_handle_option): Delete.
47 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
50 * config/bfin/bfin.c (bfin_library_id): Delete.
51 (bfin_handle_option): Don't set it.
52 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
54 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
55 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
56 (c4x_handle_option): Don't set c4x_rpts_cycles here.
57 * config/c4x/c4x.opt (mrpts=): Add Var().
59 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
60 cris_elinux_stacksize_str here.
61 * config/cris/aout.opt (melinux-stacksize=): Add Var().
62 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
63 (cris_tune_str, cris_elinux_stacksize_str): Delete.
64 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
65 (cris_tune_str, cris_elinux_stacksize_str): Delete.
66 (cris_handle_option): Don't set the above variables here.
67 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
68 (max-stackframe=): Add Var()s.
70 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
71 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
72 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
73 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
74 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
75 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
76 (ix86_handle_option): Don't set the above variables here.
77 * config/i386/i386.opt (malign-functions=, malign-jumps=)
78 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
79 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
82 * config/ia64/ia64.h (ia64_tls_size): Delete.
83 * config/ia64/ia64.c (ia64_tls_size): Delete.
84 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
85 reading the integer argument from the "value" parameter. Don't
86 set ia64_tls_size here.
87 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
90 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
91 (m32r_cache_flush_trap): Delete.
92 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
93 (m32r_cache_flush_trap): Delete.
94 (m32r_handle_option): Don't set the above variables when handling
95 -mflush-func= and -mflush-trap=.
96 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
99 * config/mips/mips.h (mips_cache_flush_func): Delete.
100 * config/mips/mips.c (mips_arch_string, mips_tune_string)
101 (mips_cache_flush_func): Delete.
102 (mips_handle_option): Don't set the above variables when handling
103 -march=, -mtune= and -mflush-func=.
104 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
106 * config/s390/s390.c (s390_arch_string): Delete.
107 (s390_handle_option): Don't set it here.
108 * config/s390/s390.opt (march=): Add Var().
110 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
111 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
112 (sparc_handle_option): Don't set it here.
113 * config/sparc/sparc.opt (mcmodel=): Add Var().
115 2005-05-25 Roger Sayle <roger@eyesopen.com>
117 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
118 call to convert_to_integer by building the NOP_EXPR directly.
120 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
122 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
124 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
125 Jeff Law <law@redhat.com>
127 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
128 constant and side_effects of the ADDR_EXPR are consistent.
130 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
131 appropriately around calls to recompute_tree_invarant_for_addr_expr.
133 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
135 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
136 (s390_function_arg, s390_gimplify_va_arg): Use them.
137 (s390_register_info): Save only required subset of argument
138 registers into save area for va_list.
139 (s390_va_start): Initialize only required elements of va_list struct.
140 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
142 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
144 * reload1.c (verify_initial_elim_offsets): Return boolean status
146 (reload): Adapt verify_initial_elim_offsets call site. Restart
147 main loop if some initial elimination offsets changed.
149 2005-05-25 Adam Nemet <anemet@lnxw.com>
151 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
152 of -mno-svr4-struct-return.
154 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
156 Fix PR tree-optimization/21705
158 * tree-ssa-pre.c (in_fre): New static variable.
159 (create_value_expr_from): Recursively value number reference ops
161 (can_value_number_call): Temporary restrict only exists for
164 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
166 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
167 sizeof (bitmap *) with sizeof (bitmap).
169 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
171 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
174 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
176 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
179 2005-05-25 Jan Hubicka <jh@suse.cz>
181 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
182 * cgraph.c (cgraph_create_node): Reset estimated_growth.
183 * cgraph.h (cgraph_global_info): Add estimated_growth.
184 * ipa-inline.c: Include coverage.h
185 (max_insns, max_count): New static variables.
186 (cgraph_estimate_size_after_inlining): Cache the result.
187 (cgraph_estimate_growth):
188 * passes.c (rest_of_clean_state): Kill coverage_end_function.
189 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
190 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
192 (ipa_passes): Initialize bitmaps.
194 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
196 * loop-doloop.c: Include "target.h".
197 (doloop_valid_p): Move tests to function in targhooks.c.
198 * target.h (struct gcc_target): New target hook
199 "insn_valid_within_doloop".
200 * target-def.h: Define default value for "insn_valid_within_doloop".
201 (TARGET_INITIALIZER): Insert new target hook into initializer.
202 * targhooks.c (default_insn_valid_within_doloop): New function.
203 * targhooks.h (default_insn_valid_within_doloop): Declare.
204 * hooks.c (hook_bool_rtx_true): New function.
205 * hooks.h (hook_bool_rtx_true): Declare.
206 * doc/tm.texi: Add documentation for new target hook.
208 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
211 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
212 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
213 (sparc_tls_referenced_p): New prototype.
214 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
215 (sparc_expand_move): Look for TLS addresses with constant offsets.
216 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
217 tls_symbolic_operand.
218 (legitimate_pic_operand_p): Likewise.
219 (legitimate_address_p): Likewise.
220 (legitimize_address): Likewise.
221 (sparc_tls_symbol_ref_1): New function.
222 (sparc_tls_referenced_p): New function.
223 * config/sparc/predicates.md (tgd_symbolic_operand): Use
224 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
225 (tld_symbolic_operand): Likewise.
226 (tie_symbolic_operand): Likewise.
227 (tle_symbolic_operand): Likewise.
229 2005-05-24 DJ Delorie <dj@redhat.com>
231 * common.opt (-Wattributes): New. Default true.
232 * doc/invoke.texi (-Wno-attributes): Document.
234 * attribs.c (decl_attributes): Move warning control from if() to
236 * c-common.c (handle_packed_attribute): Likewise.
237 (handle_nocommon_attribute): Likewise.
238 (handle_common_attribute): Likewise.
239 (handle_noreturn_attribute): Likewise.
240 (handle_noinline_attribute): Likewise.
241 (handle_always_inline_attribute): Likewise.
242 (handle_used_attribute): Likewise.
243 (handle_unused_attribute): Likewise.
244 (handle_const_attribute): Likewise.
245 (handle_transparent_union_attribute): Likewise.
246 (handle_constructor_attribute): Likewise.
247 (handle_destructor_attribute): Likewise.
248 (handle_mode_attribute): Likewise.
249 (handle_alias_attribute): Likewise.
250 (handle_visibility_attribute): Likewise.
251 (handle_tls_model_attribute): Likewise.
252 (handle_malloc_attribute): Likewise.
253 (handle_returns_twice_attribute): Likewise.
254 (handle_pure_attribute): Likewise.
255 (handle_deprecated_attribute): Likewise.
256 (handle_vector_size_attribute): Likewise.
257 (handle_nothrow_attribute): Likewise.
258 (handle_cleanup_attribute): Likewise.
259 (handle_warn_unused_result_attribute): Likewise.
260 (handle_sentinel_attribute): Likewise.
261 * c-decl.c (diagnose_mismatched_decls): Likewise.
262 (start_decl): Likewise.
263 (grokdeclarator): Likewise.
264 (start_function): Likewise.
265 * c-format.c (check_function_format): Likewise.
266 * stor-layout.c (place_field): Likewise.
267 (finalize_record_size): Likewise.
268 * tree.c (handle_dll_attribute)): Likewise.
269 * varasm.c (default_assemble_visibility): Likewise.
270 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
271 (darwin_assemble_visibility): Likewise.
272 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
273 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
274 (arm_handle_isr_attribute): Likewise.
275 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
276 (avr_handle_fndecl_attribute): Likewise.
277 * config/bfin/bfin.c (handle_int_attribute): Likewise.
278 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
279 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
280 (h8300_handle_eightbit_data_attribute): Likewise.
281 (h8300_handle_tiny_data_attribute): Likewise.
282 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
283 (ix86_handle_regparm_attribute): Likewise.
284 (ix86_handle_struct_attribute): Likewise.
285 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
286 (i386_pe_encode_section_info): Likewise.
287 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
288 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
289 (ip2k_handle_fndecl_attribute): Likewise.
290 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
291 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
292 (m68hc11_handle_fntype_attribute): Likewise.
293 (m68hc11_encode_section_info): Likewise.
294 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
295 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
296 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
297 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
298 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
299 (sh_handle_sp_switch_attribute): Likewise.
300 (sh_handle_trap_exit_attribute): Likewise.
301 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
302 (sh_symbian_handle_dll_attribute): Likewise.
303 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
304 (xstormy16_handle_below100_attribute): Likewise.
305 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
307 * c-common.c (unsigned_conversion_warning): Move warning control
308 from if() to warning(OPT_*).
309 (c_common_truthvalue_conversion): Likewise.
310 (c_do_switch_warnings): Likewise.
311 * c-decl.c (diagnose_mismatched_decls): Likewise.
312 (diagnose_mismatched_decls): Likewise.
313 (define_label): Likewise.
314 (grokdeclarator): Likewise.
315 * c-format.c (check_format_info): Likewise.
316 * c-lex.c (interpret_integer): Likwise.
317 (lex_string): Likewise.
318 * c-opts.c (c_common_post_options): Likewise.
319 * c-parser.c (c_parser_unary_expression): Likewise.
320 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
321 (handle_pragma_extern_prefix): Likewise.
322 * c-typeck.c (build_binary_op): Likewise.
323 * gcse.c (is_too_expensive): Likewise.
324 * opts.c (decode_options): Likewise.
325 * stor-layout.c (place_field): Likewise.
326 * tree-cfg.c (remove_bb): Likewise.
328 * c.opt (-Wreturn-type): Add Var(warn_return_type).
329 * flags.h (warn_return_type): Remove.
330 * toplev.c (warn_return_type): Likewise.
332 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
334 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
335 existence of long long and __int64 before determining their size.
336 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
337 * configure, config.h.in: Regenerate.
339 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
341 * configure: Regenerate.
343 2005-05-24 Ziemowit Laski <zlaski@apple.com>
345 * c-common.h (objc_comptypes): Remove prototype.
346 (objc_compare_types): New prototype.
347 (objc_volatilized_decl): Likewise.
348 (objc_type_quals_match): Likewise.
349 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
350 objc_volatilize_decl().
351 * c-typeck.c (comp_target_types): Remove third parameter; do
352 not call objc_comptypes().
353 (comptypes): Remove calls to objc_comptypes().
354 (build_function_call): Extend compatible prototype check to ObjC.
355 (build_conditional_expr): Adjust call to comp_target_types().
356 (convert_for_assignment): Call objc_compare_types() instead of
357 objc_comptypes(); adjust calls to comp_target_types(); call
358 objc_type_quals_match() before issuing qualifier mismatch
360 (build_binary_op): Call objc_compare_types() before issuing
361 pointer mismatch warnings; adjust calls to
363 * stub-objc.c (objc_comptypes): Remove stub.
364 (objc_compare_types): New stub.
365 (objc_volatilized_decl): Likewise.
366 (objc_type_quals_match): Likewise.
368 2005-05-24 Paolo Carlini <pcarlini@suse.de>
370 * config/ia64/ia64intrin.h: Define nothing for C++:
371 overloaded builtins have been ported to C++.
373 2005-05-24 Jeff Law <law@redhat.com>
375 * tree-nested.c (build_addr): New "context" argument. Temporarily
376 set current_function_decl around the call to build the ADDR_EXPR.
377 (get_static_chain): Pass proper context to build_addr.
378 (convert_nl_goto_reference): Likewise.
379 (convert_tramp_reference): Likewise.
380 (final_nesting_tree_1): Likewise.
381 * tree-profile.c (tree_gen_interval_profiler): Likewise.
382 (tree_gen_pow2_profiler): Likewise.
383 (tree_gen_one_value_profiler): Likewise.
384 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
385 * tree.h (build_addr): Update prototype.
387 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
389 * tree-flow.h (bb_ann_d): Remove has_escape_site.
390 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
391 write to has_escape_site.
393 2005-05-24 Jeff Law <law@redhat.com>
395 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
396 * tree-cfg.c: Include tree-ssa-propagate.h.
397 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
400 2005-05-24 Nick Clifton <nickc@redhat.com>
402 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
403 __NO_FPRS__ when 'f' class registers will not be available.
405 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
407 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
409 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
411 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
414 2005-05-23 Jeff Law <law@redhat.com>
416 * tree-ssa-dom.c (cprop_into_stmt): Do not call
417 recompute_tree_invariant_for_addr_expr here.
418 (optimize_stmt): Call it here instead and do so if anything
419 at all has changed in the statement and the RHS is an ADDR_EXPR.
420 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
421 needed, call recompute_tree_invariant_for_addr_expr.
422 * tree-ssa-propagate.c (substitute_and_fold): Call
423 recompute_tree_invariant_for_addr_expr as needed.
425 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
427 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
428 saving less registers than the replacement.
430 2005-05-23 Jan Hubicka <jh@suse.cz>
432 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
434 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
436 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
437 * config/sparc/sparc.c (sparc_expand_move): New function.
438 (sparc_emit_set_const64): Rewrite assert condition on entry.
439 (legitimate_constant_p) <CONST_VECTOR>: New case.
440 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
441 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
442 movV64, movtf): Use nonimmediate_operand for the first operand.
443 Rewrite. Only invoke sparc_expand_move.
444 * config/sparc/predicates.md (input_operand): Reorder tests.
446 2005-05-23 Jan Beulich <jbeulich@novell.com>
448 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
449 missing return statement.
451 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
453 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
454 emit_move_insn for moves to TFmode stack slots.
456 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
458 * tree-stdarg.c (execute_optimize_stdarg): Handle references
459 to va_list of the form &va[0].
461 2005-05-20 Jan Hubicka <jh@suse.cz>
463 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
464 * genemit.c (main): Make insn-emit to include basic-block.h too.
466 2005-05-20 Jan Hubicka <jh@suse.cz>
468 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
470 2005-05-19 Richard Henderson <rth@redhat.com>
472 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
473 emit_store_conditional): Split out from ...
474 (alpha_split_atomic_op): ... here.
475 (alpha_split_compare_and_swap): New; extract from .md file.
476 (alpha_split_lock_test_and_set): Likewise.
477 * config/alpha/alpha-protos.h: Update.
478 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
479 split code into alpha.c.
480 (sync_lock_test_and_set<I48MODE>): Likewise.
482 2005-05-19 Richard Henderson <rth@redhat.com>
484 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
486 2005-05-19 Richard Henderson <rth@redhat.com>
488 * config/i386/sse.md (mulv4si3): Use all register inputs.
489 (mulv2di3): Likewise.
491 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
493 * tree-ssa-loop-ivopts.c (determine_base_object): Use
494 build_fold_addr_expr to generate trees of correct type.
495 Use fold_buildN if possible.
497 2005-05-19 Jan Hubicka <jh@suse.cz>
499 * basic-block.h (REG_BR_PROB_BASE): Define.
500 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
501 (dump_cgraph_node): Dump count.
502 (cgraph_clone_edge): Rescale counts.
503 (cgraph_clone_node): Likewise.
504 * cgraph.h: Include basic-block.h
505 (cgraph_node): Add count.
506 (cgraph_edge): Add count and loop_nest.
507 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
509 * cgraphunit.c: Kill now redundant inlining comment.
510 (cgraph_create_edges): Make static, maintain current basic block;
512 (record_call_1): Fill in new fields.
513 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
515 (cgraph_decide_recursive_inlining): Likewise.
516 * rtl.h (REG_BR_PROB_BASE): Kill.
517 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
518 (expand_call_inline): Update call of cgraph_create_edge.
519 * tree-optimize.c (tree_rest_of_compilation): Likewise.
521 2005-05-19 Nick Clifton <nickc@redhat.com>
523 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
524 new rs6000_explicit_options structure.
526 2005-05-19 Richard Henderson <rth@redhat.com>
529 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
530 TFmode code swapping ...
531 (alpha_emit_xfloating_compare): ... here.
532 (alpha_emit_setcc): Update to match.
533 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
535 2005-05-19 Richard Henderson <rth@redhat.com>
538 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
539 memory indirection in local-dynamic case.
541 2005-05-18 Jie Zhang <jie.zhang@analog.com>
542 Bernd Schmidt <bernd.schmidt@analog.com>
544 * config/bfin/bfin.c (branch_dest): Add comment why it's
546 * config/bfin/bfin.md (attr "length" default): Change the offset of
547 forward conditional branch of length 4 from 4096 to 4092.
549 2005-05-19 Jan Beulich <jbeulich@novell.com>
551 * unwind-compat.c: Include tconfig.h and tsystem.h.
552 * unwind-dw2-fde-compat.c: Likewise.
554 2005-05-18 Richard Henderson <rth@redhat.com>
557 * ifcvt.c (noce_process_if_block): Avoid conversion when the
558 memory destination is readonly.
560 2005-05-18 Richard Henderson <rth@redhat.com>
563 * tree-ssa-operands.c (opf_non_specific): New.
564 (get_asm_expr_operands): Set it.
565 (add_call_clobber_ops, add_call_read_ops): Likewise.
566 (add_stmt_operand): Test it instead of opf_kill_def when
567 considering unmodifiable variables.
569 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
571 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
573 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
574 tree-ssa-forwprop.c: Fix comment typos.
575 * doc/invoke.texi: Fix a typo.
577 2005-05-18 Richard Henderson <rth@redhat.com>
579 * config.gcc (powerpc-*-linux*): Include linux64.opt when
582 2005-05-18 Richard Henderson <rth@redhat.com>
584 * tree-cfg.c (pass_remove_useless): Revert last change.
585 * tree-optimize.c (init_tree_optimization_passes): Initialize
586 all_lowering_passes with PROP_gimple_any.
588 2005-05-18 Devang Patel <dpatel@apple.com>
590 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
593 2005-05-18 Richard Henderson <rth@redhat.com>
595 * tree-ssa-forwprop.c (cfg_changed): New.
596 (tidy_after_forward_propagate_addr): New.
597 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
598 (forward_propagate_addr_into_variable_array_index): Likewise.
599 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
602 2005-05-18 Geoffrey Keating <geoffk@apple.com>
604 * dummy-checksum.c: New.
605 * genchecksum.c: New.
606 * c.opt (print_pch_checksum): New flag.
607 * c-pch.c (struct c_pch_validity): Make much shorter.
609 (host_machine): Remove.
610 (target_machine): Remove.
611 (get_ident): Change PCH version number.
612 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
613 Don't put triplets or version string in PCH validity data.
614 Do put the compiler checksum in the validity data.
615 (c_common_valid_pch): Don't check triplets or version string. Do
617 (c_common_print_pch_checksum): New.
618 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
619 Print fingerprint with -v.
620 * c-common.h (c_common_print_pch_checksum): New.
621 (executable_checksum): New.
622 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
623 (cc1-dummy): New rule.
624 (cc1-checksum.c): New rule.
625 (cc1-checksum.o): New rule.
626 (cc1): Add checksum support.
627 (build/genchecksum): New.
628 (build/genchecksum.o): New.
629 (dummy-checksum.o): New.
630 (genobjnames): Add genchecksum.o.
631 (mostlyclean): Remove *-checksum.c.
632 (gnucompare): Add libgcc to list of directories checked.
633 Make comparison problems in libgcc/ and with checksum files only
635 * doc/invoke.texi (Precompiled Headers): Remove caution.
636 Document that it must be the exact same binary. Add a few
637 known-safe flags to the list.
639 * rs6000/predicates.md (fix_trunc_dest_operand): New.
640 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
641 Check that a memory operand is valid before trying to use it.
643 * tree-cfg.c (pass_remove_useless): This pass works on trees.
645 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
647 * tree.c (build1_stat): Don't try to handle two-operand
650 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
652 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
653 * config/sh/sh.h: Update mask names throughout.
654 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
655 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
656 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
657 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
658 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
659 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
660 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
661 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
662 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
663 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
664 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
665 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
666 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
667 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
668 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
669 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
670 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
671 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
672 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
673 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
674 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
675 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
676 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
677 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
678 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
679 (SUBTARGET_SWITCHES): Delete.
680 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
681 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
682 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
683 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
684 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
685 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
686 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
687 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
688 (SUPPORT_SH3): Likewise SUPPORT_SH2.
689 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
690 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
692 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
693 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
694 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
695 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
696 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
697 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
698 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
699 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
700 (SUPPORT_ANY_SH5): New macros.
701 (TARGET_NONE): Replace with...
702 (MASK_ARCH): ...this new macro.
703 * config/sh/elf.h: Update mask names
704 * config/sh/linux.h: Likewise.
705 * config/sh/little.h: Likewise.
706 * config/sh/netbsd-elf.h: Likewise.
707 * config/sh/symbian-pre.h: Likewise.
708 * config/sh/sh.c (sh_handle_option): New function.
709 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
710 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
711 (sh_target_switches, target_switches): Delete.
712 (sh_pch_valid_p): Check for specific differences in the target_flags
714 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
715 * config/sh/sh.opt: New file.
717 2005-05-18 Richard Henderson <rth@redhat.com>
720 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
721 small_addr_symbolic_operand.
723 2005-05-18 Jeff Law <law@redhat.com>
725 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
726 propagate an ADDR_EXPR if the definition and use sites are
727 in different EH regions.
729 2005-05-18 Ian Lance Taylor <ian@airs.com>
731 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
734 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
736 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
738 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
740 Fix PR tree-optimization/21407
742 * tree-ssa-operands.c (note_addressable): Change
743 COMPONENT_REF handling in response to aliasing
746 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
748 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
749 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
750 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
751 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
752 the default on Solaris too.
754 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
756 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
759 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
761 * timevar.def (TV_SCEV_CONST): New timevar.
762 * tree-optimize.c (init_tree_optimization_passes): Add
764 * tree-pass.h (pass_scev_cprop): Declare.
765 * tree-scalar-evolution.c (scev_const_prop): New function.
766 * tree-scalar-evolution.h (scev_const_prop): Declare.
767 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
769 * tree-cfg.c (replace_uses_by): Export.
770 * tree-flow.h (replace_uses_by): Declare.
772 2005-05-17 Ziemowit Laski <zlaski@apple.com>
773 Mike Stump <mrs@apple.com>
775 Yet more Objective-C++...
777 * c-common.h (objc_finish_try_stmt): Add.
778 (objc_build_synchronized): Add.
779 (objc_generate_write_barrier): Add.
780 * stub-objc.c (objc_build_synchronized): Add return value.
781 (objc_finish_try_stmt): Likewise.
782 (objc_generate_write_barrier): Add.
784 * c-common.h (objc_rewrite_function_call): Add.
785 * c-typeck.c (build_function_call): Allow objc to rewrite
787 (build_modify_expr): Allow objc to generate write barriers.
788 * c.opt (Wassign-intercept): Add.
789 (Wstrict-selector-match): Add.
790 (fobjc-call-cxx-cdtors): Add.
791 (fobjc-direct-dispatch): Add.
793 * dbxout.c (get_lang_number): Add Objective-C++ support.
794 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
795 (-Wstrict-selector-match): Likewise.
796 (-fobjc-direct-dispatch): Likewise.
797 (-Wassign-intercept): Likewise.
798 (Overall Options): Likewise.
799 * gengtype.c (get_output_file_with_visibility): Likewise.
800 * stub-objc.c (objc_rewrite_function_call): Add.
801 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
803 * c-common.c (flag_objc_exceptions): Remove.
804 (flag_objc_sjlj_exceptions): Remove.
805 * c-decl.c (objc_mark_locals_volatile): Don't change decls
807 * c-opts.c (c_common_handle_option, case
808 OPT_fobjc_exceptions): Remove.
809 (case OPT_fobjc_sjlj_exceptions): Remove
810 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
811 (fobjc-exceptions): Likewise.
812 (fobjc-sjlj-exceptions): Likewise.
813 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
814 (OFFS_ASSIGNIVAR_FAST): Add.
816 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
818 * config/sparc/sparc.md (movhi): Do not test constness
821 (movdi): Unconditionally accept zero as second operand
822 when the first is memory.
823 (movdi_insn_sp32): Handle above case.
824 (DImode splitter): Use predicates.
825 (DImode splitter): Use const_zero_operand predicate.
826 (movsf_insn): Swap 2 alternatives.
828 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
830 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
831 expand_simple_operations to bases of the ivs.
832 (tree_int_cst_sign_bit): Export.
833 * tree-flow.h (expand_simple_operations): Declare.
834 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
835 tree_int_cst_sign_bit.
836 (expand_simple_operations): Export.
837 * tree.h (tree_int_cst_sign_bit): Declare.
839 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
841 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
843 (replace_uses_by): New function.
844 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
845 * tree-flow.h (fold_stmt_inplace): Declare.
846 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
847 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
848 info after cfg cleanup.
850 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
852 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
853 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
856 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
858 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
859 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
860 * timevar.c (timevar_ggc_mem_total): New variable.
861 (GGC_MEM_BOUND): New constant.
862 (get_time): Record ggc memory status.
863 (timevar_accumulate): Accumulate amount of ggc memory.
864 (timevar_print): Print consumption of ggc memory.
865 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
866 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
867 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
868 * timevar.h (struct timevar_time_def): Add ggc_mem field.
869 (timevar_ggc_mem_total): Declare.
871 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
873 * tree-into-ssa.c (update_ssa): Clean up by shortening the
876 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
878 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
880 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
881 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
882 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
883 ("s<ocond:code>"): Rename from respectively "b<ncond>",
884 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
885 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
886 "s<rcond>" and "s<ocond>".
887 ("b<ocond:code>", "*b<ocond:code>_reversed")
888 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
889 output statement section.
891 2005-05-17 Roger Sayle <roger@eyesopen.com>
893 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
895 2005-05-17 Steven Bosscher <stevenb@suse.de>
896 Stuart Hastings <stuart@apple.com>
897 Jan Hubicka <jh@suse.cz>
898 Dale Johannesen <dalej@apple.com>
900 * cgraph.h (cgraph_node): Add 'lowered' state.
901 (cgraph_lower_function): Declare.
902 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
903 (cgraph_lower_function): New function.
904 (cgraph_create_edges): Deal with lowered function bodies.
905 (verify_cgraph_node): Likewise.
906 (cgraph_analyze_function): Do lowering job.
907 (cgraph_build_static_cdtor): Likewise.
908 * function.h (struct function): Add saved_eh and saved_cfg.
909 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
910 * tree-cfg.c (fold_cond_expr_cond): Export.
911 * tree-flow.h (fold_cond_expr_cond): Declare.
912 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
914 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
915 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
916 callee_cfun, block, eh_region, eh_region_offset.
917 (inlining_p): New predicate.
918 (remap_decl): Update for new inline_data; declare newly created inline
919 vars in low gimple way.
920 (copy_body_r): Update for new datastructure, simplify some of handling
921 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
922 deal with RESX_EXPRs.
924 (copy_edges_for_bb): Likewise.
926 (copy_cfg_body): New.
927 (copy_generic_body): Rewrite to work on low gimple.
928 (copy_body): Turn into simple wrapper around copy_cfg_body.
929 (setup_one_parameter): Insert new statements into given basic block.
930 (initialize_initialized_parameters): Likewise, reorganize way things are
932 (declare_return_variable): Update for new inline data datastructure.
933 (inline_forbidden_p): Work on low gimple.
934 (estimate_num_insns): Likewise.
935 (expand_call_inline): Work on CFG.
936 (push_cfun, pop_cfun): New functions.
937 (cfun_stack): New stack.
938 (add_lexical_block): New function.
939 (gimple_expand_calls_inline): Work on basic block.
940 (optimize_inline_calls): Likewise.
941 (clone_body, save_body, unsave_ewpr_now): Update for new
943 (declare_inline_vars): Work on block instead of bind_expr.
944 (inlining_p): New predicate.
945 * tree-inline.h (push_cfun, pop_cfun): Declare.
946 * tree-optimize.c: Include except.h
947 (all_lowering_passes): New variable.
948 (execute_fixup_cfg, pass_fixup_cfg): New pass.
949 (init_tree_optimization_passes): Move some to all_lowering_passes.
950 (tree_lowering_passes): New function.
951 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
952 * tree-pass.h (tree_lowering_passes): Declare
954 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
956 * unwind-dw2-fde-darwin.c: Include tsystem.h.
958 2005-05-17 Jeff Law <law@redhat.com>
960 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
961 * tree-ssa-forwprop.c: Include langhooks.h.
962 (forward_propagate_addr_expr_into_variable_array_index): New.
963 (forward_propagate_addr_expr): New.
964 (tree_ssa_forward_propagate_single_use_vars): Loop over all
965 the statements in the block instead of just the last statement.
966 Call forward_propagate_addr_expr as needed.
967 (pass_forwprop): Update the SSA graph after forward propagation is
970 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
972 * unwind-dw2-fde-glibc.c (base_from_cb_data,
973 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
975 * unwind-dw2-fde.c (__deregister_frame_info_bases,
976 base_from_object, fde_split, end_fde_sort): Likewise.
977 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
978 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
979 uw_init_context_1): Likewise.
980 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
981 _Unwind_Resume_or_Rethrow): Likewise.
982 * unwind-pe.h (__gxx_abort): Do not define.
983 (size_of_encoded_value, base_of_encoded_value,
984 read_encoded_value_with_base): Use gcc_unreachable.
985 * unwind.h (_Unwind_GetTextRelBase): Likewise.
987 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
989 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
990 (cfi_end): New macros.
991 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
992 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
993 an eight byte stack frame.
994 (__NR_tkill): Define.
995 (__div0): Use gettid tkill on GNU/Linux.
996 (_arm_return): Add CFI.
997 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
999 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1001 * configure.ac: Remove spaces around assignment to
1003 * configure: Regenerated.
1005 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1007 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1008 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1010 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1011 Modify aix_struct_return variable, not target_flags.
1012 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1013 (rs6000_return_in_memory): Test aix_struct_return.
1014 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1015 independent variable. Report mxl-compat.
1017 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1019 * config/bfin/bfin.md (eh_return): Add missing DONE.
1021 2005-05-17 Ian Lance Taylor <ian@airs.com>
1023 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1025 (mode_attr_index): Remove check for defined attribute. Remove
1026 infile parameter. Change all callers.
1027 (apply_mode_maps): Add unknown parameter. Change caller. Always
1028 return after finding attribute.
1029 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1031 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1032 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1033 attribute used for a mode.
1035 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1037 * tree-ssa-math-opts.c: New file.
1039 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1041 * Makefile.in: Add tree-ssa-math-opts.c.
1042 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1043 * fold-const.c (distribute_real_division): New.
1044 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1045 * tree-pass.h (pass_cse_reciprocals): New.
1046 * tree-optimize.c (init_tree_optimization_passes): Run it.
1047 * doc/passes.texi: Document the new pass.
1049 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1052 * builtins.c (fold_builtin_constant_p): Handle
1053 &"string cst"[0] as constant.
1055 2005-05-17 Richard Henderson <rth@redhat.com>
1057 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1059 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1062 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1063 src2 if src2 has been split.
1065 PR tree-optimization/21610
1066 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1067 returning DECL, call unshare_expr.
1069 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1071 * config/cris/cris.md: Unquote preparation and output statements.
1072 (BWD, WD, BW): New, mode-macros.
1073 (S, s, m, mm, nbitsm1): New, mode-attrs.
1074 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1075 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1077 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1078 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1079 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1081 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1082 ("movdi"): Move misplaced head comment regarding necessity of
1083 movdi from movsi to here.
1084 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1086 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1087 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1088 "*mov_sideqi_biap_mem".
1089 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1091 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1092 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1093 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1094 and "*clear_sideqi".
1095 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1096 "*ext_sidehisi_biap".
1097 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1099 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1100 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1101 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1102 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1103 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1105 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1106 "*op_sidehi_biap" and "*op_sidesi_biap".
1107 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1109 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1110 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1111 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1112 "*op_swap_sidehi" and "*op_swap_sidesi".
1113 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1114 in the N alternative of "subqi3".
1115 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1116 "*extophisi_side_biap".
1117 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1119 ("*extop<mode>si_swap_side_biap"): Replace
1120 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1121 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1122 "*extophisi_swap_side".
1123 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1124 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1126 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1127 "mulqihi3", "mulhisi3" and "mulhisi3".
1128 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1129 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1131 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1132 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1133 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1134 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1135 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1136 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1137 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1138 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1139 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1140 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1141 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1142 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1144 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1145 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1147 ("b<ocond>"): Replace "bgt" and "ble".
1148 ("b<rcond>"): Replace "blt" and "bge".
1149 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1150 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1152 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1154 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1156 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1158 ("s<rcond>"): Replace "sge" and "slt".
1159 ("s<ocond>"): Replace "sgt" and "sle".
1160 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1161 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1162 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1163 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1165 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1167 * varasm.c (struct constant_descriptor_tree): Add hash field.
1168 (const_desc_hash): Just return hash field.
1169 (const_desc_eq): If hash values are different, return 0 immediately.
1170 (output_constant_def): Compute hash field of temporary key, use
1171 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1172 newly built constant descriptor.
1173 (lookup_constant_def): Compute hash field of temporary key, use
1174 htab_find_with_hash instead of htab_find.
1176 2005-05-16 Richard Henderson <rth@redhat.com>
1178 * config/i386/sse.md (mulv4si3): New.
1180 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1182 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1183 tests for noncanonical versions of reg+constant and
1186 2005-05-16 Richard Henderson <rth@redhat.com>
1187 Steven Bosscher <stevenb@suse.de>
1190 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1191 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1192 region data structure to match replacement.
1193 * tree-flow.h: Update to match.
1194 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1195 * tree-ssa-dom.c (optimize_stmt): Likewise.
1196 * tree-ssa-pre.c (eliminate): Likewise.
1197 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1199 2005-05-16 Caroline Tice <ctice@apple.com>
1201 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1202 internal_error with gcc_assert.
1203 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1204 * function.h (struct function): Remove space between "*" and
1206 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1207 modify to use alloca.
1208 (unlikely_text_section): Add check for flag_function_sections.
1209 (assemble_start_function): Move call to resolve_section, so it
1210 comes before first call to unlikely_text_section.
1211 (assemble_end_function): Add test and call to function_section
1214 2005-05-16 Roger Sayle <roger@eyesopen.com>
1216 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1217 instead of build_binary_op when performing code transformations
1218 to avoid error messages about constructs not it the user's code.
1220 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1222 * tree-ssa-pre.c: Fix a comment typo.
1224 2005-05-16 Richard Henderson <rth@redhat.com>
1227 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1228 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1229 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1230 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1231 add_tprel22): Remove mode from symbolic operand.
1233 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1235 * optc-gen.awk: Include intl.h after the externally-provided files.
1237 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1239 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1240 folding a COND_EXPR_COND in a nondestructive manner.
1242 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1244 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1245 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1246 New values for vec_select definitions and bitmask for element
1249 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1251 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1252 Change the type to VEC(rtx,gc)*.
1253 (mem_loc_descriptor, add_const_value_attributes,
1254 dwarf2out_init): Adjust uses of used_rtx_varray.
1256 * tree-data-ref.c (compute_all_dependences): Change the type
1257 of dependence_relations to VEC(ddr_p,heap)**.
1258 (compute_data_dependences_for_loop): Change the type of
1259 allrelations to VEC(ddr_p,heap)*.
1261 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1263 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1264 system.h, coretypes.h and tm.h.
1265 (options.o): Update dependencies accordingly.
1266 * optc-gen.awk: Allow header_name to be a list of filenames.
1267 Handle the "Condition" flag.
1268 * opts.h (CL_DISABLED): New flag.
1269 * opts.c (handle_option): Print an error for CL_DISABLED options.
1270 * doc/options.texi: Document the "Condition" option flag.
1272 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1274 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1276 2005-05-15 Roger Sayle <roger@eyesopen.com>
1278 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1279 check for TREE_OVERFLOW on INTEGER_CST trees.
1280 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1281 CONSTANT_CLASS_P tree nodes.
1283 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1286 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1288 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1290 Fix PR tree-optimization/21576
1292 * tree-ssa-pre.c (expression_node_pool): New pool.
1293 (comparison_node_pool): Ditto.
1294 (list_node_pool): Ditto.
1295 (pool_copy_list): New function.
1296 (phi_translate): Handle CALL_EXPR.
1297 (valid_in_set): Ditto.
1298 (create_expression_by_pieces): Ditto.
1299 (insert_into_preds_of_block): Ditto.
1300 (insert_aux): Ditto.
1301 (compute_avail): Ditto.
1302 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1303 (can_value_number_call): New function.
1304 (find_leader): Update comment.
1305 (init_pre): Create new pools.
1306 (fini_pre): Free new pools.
1307 (pass_pre): Add TODO_update_ssa for the future when we are going
1309 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1310 (set_value_handle): Ditto.
1311 (get_value_handle): Ditto.
1313 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1315 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1317 2005-05-15 Andreas Jaeger <aj@suse.de>
1319 * gcc.c (pfatal_pexecute): Remove unused local function.
1321 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1323 * optc-gen.awk: Remove excess indentation.
1324 * opth-gen.awk: Likewise.
1326 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1328 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1329 of basic_block_info. Call init_flow and find_basic_blocks
1330 before dbr_schedule if needed.
1332 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1334 * tree-optimize.c (init_tree_optimization_passes): Move
1335 pass_cd_dce in place of the last pass_dce.
1337 PR tree-optimization/21563
1338 * tree-vrp.c (compare_value): Return boolean_false_node when
1339 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1340 strictly larger than CST.
1342 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1343 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1345 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1347 (rev_cond_name) Likewise.
1348 (vax_float_literal) Likewise.
1349 * config/vax/vax.md: Likewise.
1351 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1353 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1354 registers and use them (specifically the stack pointer).
1355 * config/vax/vax.h: Use above defines right here.
1357 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1358 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1359 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1361 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1362 mostly removal of trailing spaces...
1363 * config/vax/vax-modes.def: Remove trailing whitespace.
1365 * config/vax/elf.h: Update whitespace.
1367 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1370 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1371 * fold-const.c (fold_indirect_ref_1): Avoid removing
1372 NOP_EXPRs with type qualifiers like const.
1374 2005-05-14 Jan Hubicka <jh@suse.cz>
1376 Patch by Richard Henderson:
1377 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1378 Handle RESX expressions properly.
1380 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1381 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1382 (remove_stmt_from_eh_region_fn): Likewise.
1384 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1386 (execute_warn_function_noreturn): ... here.
1387 (pass_warn_function_noreturn): New pass.
1388 * tree-pass.h (pass_warn_function_noreturn): Declare
1389 * tree-optimize.c (init_tree_optimization_passes): Move return
1390 warnings early and add noreturn warnings at place of previous
1393 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1395 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
1396 root_var_init, type_var_init): Use VEC instead of VARRAY.
1397 * tree-ssa-live.h (tree_partition_associator_d): Change the
1398 type of trees to VEC(tree,heap)*.
1399 (tpa_tree): Use VEC instead of VARRAY.
1401 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1403 * fold-const.c (div_if_zero_remainder): New function.
1404 (try_move_mult_to_index): Use it.
1406 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1408 * tree-eh.c (leh_tf_state): Change the type of dest_array to
1410 (maybe_record_in_goto_queue, lower_try_finally_onedest,
1411 lower_try_finally_copy, lower_try_finally_switch,
1412 lower_try_finally): Use VEC instead of VARRAY.
1414 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
1416 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
1417 comment regarding defined register classes.
1418 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
1420 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1422 * tree-optimize.c (init_tree_optimization_passes): Move
1423 pass_merge_phi before the first pass_dominator.
1425 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
1427 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
1430 2005-05-13 Josh Conner <jconner@apple.com>
1432 * config/arm/arm.c (arm_size_return_regs): New.
1433 (thumb_unexpanded_epilogue): replace in-line calculation
1434 of return registers with call to arm_size_return_regs.
1435 (use_return_insn): Include test of which registers are
1436 being used to hold return values, to accommodate
1437 vector return values.
1439 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
1441 * config/rs6000/sysv4.opt (mlittle): Handle.
1443 * config/rs6000/rs6000.c (rs6000_handle_option): Set
1444 target_flags_explicit when appropriate.
1446 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1448 PR middle-end/20714:
1449 * optabs.c (no_conflict_data): New struct.
1450 (no_conflict_move_test): New function.
1451 (emit_no_conflict_block): Use it.
1453 2005-05-13 Adam Nemet <anemet@lnxw.com>
1455 * doc/invoke.texi (Debugging Options): Option
1456 -fdump-translation-unit only works with C++ now.
1458 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1460 Replace calls to abort in CRIS port.
1461 * config/cris/cris.h (CRIS_ASSERT): New macro.
1462 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
1463 internal_error instead of abort.
1464 ("movsi"): Ditto. Unquote preparation statement section.
1465 ("call", "call_value"): Ditto, but use gcc_assert where
1466 appropriate. Tweak comments.
1467 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
1469 (cris_op_str): Call internal_error, not abort.
1470 (cris_print_operand): Tweak "abort" reference to "die" in comment.
1471 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
1472 (cris_notice_update_cc): Call internal_error, not abort.
1473 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
1474 (cris_emit_movem_store, cris_asm_output_symbol_ref)
1475 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
1476 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
1477 ENABLE_CHECKING-guarded abort call.
1478 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
1479 Use internal_error at end of test-chain.
1481 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1483 PR rtl-optimization/20769:
1484 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
1485 pattern emitted by expand_nl_goto_receiver.
1487 PR middle-end/20793:
1488 * integrate.c (allocate_initial_values): Update register liveness
1491 2005-05-13 Josh Conner <jconner@apple.com>
1493 * arm.c (arm_return_in_memory): Add handling for vector return types.
1495 2005-05-13 David Ung <davidu@mips.com>
1497 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
1499 * config/mips/mips.c: Add 4km alias.
1500 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
1501 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
1504 2005-05-13 Jan Hubicka <jh@suse.cz>
1506 * c-decl.c (finish_function): Suppress "control reaches end of
1507 non-void function" when "no return statement in function
1508 returning non-void" is issued.
1510 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
1511 * tree-optimize.c (pass_gimple): Kill.
1512 (init_tree_optimization_passes): Kill pass_gimple.
1513 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
1514 * tree-dump.c (dump_files): Rename .generic to .gimple.*
1516 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1518 PR rtl-optimization/20756:
1519 * basic-block.h (PROP_DEAD_INSN): Define.
1520 * flow.c (propagate_one_insn): Set during mark_set_regs call
1522 (mark_set_1): Emit a clobber when we are about to delete a dead insn
1523 that kills a live register.
1525 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
1527 * config/s390/s390.md: ("DBL"): New mode attribute.
1528 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
1529 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
1530 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
1532 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
1534 * c-format.c (check_format_arg): Handle string literals of
1535 the form &"string"[offset].
1537 * g++.dg/warn/format4.C: New testcase.
1539 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1541 * config/mips/3000.md, config/mips/4000.md,
1542 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1543 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1544 config/mips/generic.md, config/pdp11/pdp11.md,
1545 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1546 config/sh/sh-modes.def, config/sh/sh-protos.h,
1547 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1549 2005-05-13 Richard Henderson <rth@redhat.com>
1551 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1552 addition to move unless dest is a register. Do not skip
1553 instantiation in dest on addition simplification.
1555 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1557 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1558 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1559 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1561 2005-05-13 Jan Hubicka <jh@suse.cz>
1563 * basic-block.h (FOR_ALL_BB_FN): New macro.
1564 (init_flow): Initialize cfg structure.
1565 * function.c (allocate_struct_function): Do not initialize cfg structure.
1566 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1567 (build_tree_cfg): ... here.
1568 * tree-flow.h (init_empty_tree_cfg): Declare.
1570 2005-05-12 Steven Bosscher <stevenb@suse.de>
1572 Fix PR tree-optimization/21520
1573 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1574 to attempt to fold constants.
1576 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1578 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1579 only when TARGET_ADJUST_UNROLL_MAX is defined.
1580 (general_movsrc_operand): Use the C style comment.
1581 (ua_offset): Use prototype.
1583 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1585 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1586 (struct hmr_data, hoist_memory_reference, memref_del,
1587 struct fmrv_data): Removed.
1588 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1589 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1591 (find_more_ref_vops): Traverse the list of memory references.
1592 (determine_lsm_loop): Work with the list of memory references instead
1593 of traversing the hashtable.
1595 2005-05-12 Steven Bosscher <stevenb@suse.de>
1596 Stuart Hastings <stuart@apple.com>
1597 Jan Hubicka <jh@suse.cz>
1599 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1600 duplicate_eh_regions): New functions, based on old
1601 implementation removed with RTL inliner.
1602 (reachable_next_level): Modify behaviour pre-inline.
1603 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1605 * function.h (struct function): Add after_inlining flag.
1606 * tree-optimize.c (tree_rest_of_compilation): Set it.
1607 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1609 * tree-cfg.c (label_to_block_fn): Deal with cases where
1610 label was never insterted into code.
1612 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1614 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1616 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1618 Fix PR tree-optimization/21532
1619 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1620 needs to go onto the inserted_exprs list.
1622 2005-05-12 Ian Lance Taylor <ian@airs.com>
1624 * c-common.h (statement_code_p): Don't declare.
1625 (STATEMENT_CODE_P): Don't define.
1626 (INIT_STATEMENT_CODES): Don't define.
1627 * c-common.c (statement_code_p): Don't define.
1629 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1631 * config/sparc/sparc.h: Remove dead code.
1632 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1633 FIRST_PARM_OFFSET for the size of the register window area.
1634 (emit_save_regs): Rename into emit_save_or_restore_regs.
1635 Add 'action' parameter. Use 4095 as upper bound for the offset.
1636 Pass 'action' to save_or_restore_regs.
1637 (emit_restore_regs): Delete.
1638 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1639 (sparc_expand_epilogue): Likewise.
1640 * config/sparc/sparc.md (mode macro P): Move.
1641 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1642 (mov<V32:mode> expander): Move to the top of the V32 section.
1643 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1644 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1645 (sibcall_epilogue): Move.
1647 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1650 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1651 synthesizing a constant of the difference of two immediates.
1653 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1655 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1656 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1657 the alternatives using integer registers into the appropriate
1660 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1662 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1663 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1664 * bitmap.h: Fixed comments.
1666 2005-05-11 Richard Henderson <rth@redhat.com>
1669 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1670 (ia64_cannot_force_const_mem): New.
1671 (tls_symbolic_operand_type): New.
1672 (ia64_legitimate_constant_p): New.
1673 (ia64_expand_load_address): Return true on success. Improve
1674 checks for when we should not split.
1675 (ia64_expand_tls_address): New addend operand. Distribute it
1676 as appropriate to the tls_kind. Delay referencing gp.
1677 (ia64_expand_move): Split symbolic addend as necessary. Handle
1678 tls symbols with addends.
1679 * config/ia64/ia64-protos.h: Update.
1680 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1681 p0, f0, f1, and r13.
1682 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1683 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1684 (symbolic_operand splitter): Pass everything through
1685 ia64_expand_load_address and FAIL or DONE as appropriate.
1686 (load_fptr): Only accept after reload.
1687 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1688 load_symptr_low, load_ltoff_dtpmod,
1690 (load_dtprel): Only accept tls symbols.
1691 (load_dtprel64, load_dtprel22): Likewise.
1692 (load_tprel, load_tprel64, load_tprel22): Likewise.
1693 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1694 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1695 (add_dtprel14, add_dtprel22): Likewise.
1696 (add_tprel, add_tprel14, add_tprel22): Likewise.
1697 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1698 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1699 (got_symbolic_operand): Check CONST offsets.
1700 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1701 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1702 (move_operand): Don't handle tls here. Check CONST offsets.
1704 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1706 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1707 Remove hilo_operand check.
1708 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1709 * config/mips/predicates.md (hilo_operand): Delete.
1711 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1713 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1715 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1717 PR tree-optimizer/18472
1718 * tree-if-conv.c (tree_if_convert_stmt,
1719 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1721 2005-05-11 Jan Hubicka <jh@suse.cz>
1723 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1724 (GTFILES): add except.h.
1725 * except.c (eh_status): Add throw_stmt_table.
1726 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1727 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1728 lookup_stmt_eh_region_fn): Declare.
1729 (throw_stmt_node): New structure.
1730 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1731 * gengtype.c (open_base_files): Add except.h to inlines.
1732 * tree-eh.c (throw_stmt_node): Kill.
1733 (record_stmt_eh_region): Update.
1734 (add_stmt_to_eh_region_fn): Break out from ...
1735 (add_stmt_to_eh_region): ... here.
1736 (remove_stmt_from_eh_region_fn): Break out from ...
1737 (remove_stmt_from_eh_region): ... here.
1738 (lookup_stmt_eh_region_fn): Break out from ...
1739 (lookup_stmt_eh_region): ... here.
1740 (honor_protect_cleanup_actions): Use build_resx.
1741 (lower_try_finally_onedest): Likewise.
1742 (lower_try_finally_copy): Likewise.
1743 (lower_try_finally_switch): Likewise.
1744 (lower_eh_constructs): Update eh table construction.
1745 * tree.c (build_resx): New.
1746 * tree.h (build_resx): Declare.
1748 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1750 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1753 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1755 * fold-const.c, libgcov.c: Fix comment typos.
1757 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1760 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1762 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1763 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1765 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1767 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1770 * crtstuff.c: Include auto-host.h again, for now.
1772 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1774 * config/mips/24k.md: Remove trailing whitespace.
1776 2005-05-11 David Ung <davidu@mips.com>
1778 * config/mips/mips.md (type): Add imul3.
1779 (length, hazard, may_clobber_hilo): Check for imul3.
1780 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1781 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1782 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1783 for a 3 operand mul and its bypasses.
1784 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1785 * config/mips/4000.md (r4k_imul): Likewise.
1786 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1787 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1788 (vr4130_muldi): Likewise.
1789 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1790 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1791 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1792 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1793 (ir_vr54_imadd_si): Likewise.
1794 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1795 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1796 (rm7_impy_di): Likewise.
1797 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1798 * config/mips/generic.md (generic_imul): Likewise.
1799 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1800 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1802 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1804 PR middle-end/20371:
1805 * tree.h (record_layout_info_s): New member prev_packed.
1806 * stor-layout.c (update_alignment_for_field): Fix comment about
1807 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1808 we start it properly aligned.
1809 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1810 to update_alignment_for_field, and recompute it afterwards using
1811 the alignment of the record.
1812 When a packed bitfield precedes an MS bitfield, don't add padding
1813 at the end of the packed bitfield on behalf of the base type of
1814 the packed bit field.
1815 Don't adjust rli->bitpos at the end
1816 of an MS bitfield run if we already adjusted bitpos/offset for an
1817 alignment as large or larger than the bitfield type size.
1818 Take possible record alignment > BIGGEST_ALIGNMENT into account
1819 when calculating actual_align.
1820 Only put packed buit fields into rli->prev_field if they end up
1822 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1823 Update rli->remaining_in_alignment when we have already started a
1824 run of bit fields and we process a packed bit field.
1826 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1828 * tree-data-ref.c (find_data_references_in_loop): Give up when
1829 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1830 may embed arbitrary side effects.
1831 Remove the assumption that GIMPLE form contains a single array
1832 access per statement.
1833 When the statement contains virtual operands, fail if it is not
1834 a MODIFY_EXPR or a CALL_EXPR.
1835 Return after the dont know node is inserted.
1837 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1839 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1841 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1844 PR tree-optimization/19639
1845 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
1846 and generic summands for char* as s * delta, too, folding &a[i]
1847 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
1848 for comparison of steps. Convert types for index addition.
1849 (fold_binary): Adjust the callers to always dispatch to
1850 try_move_mult_to_index.
1851 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
1852 expr with non-gimple ARRAY_REF offset.
1854 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1856 * fold-const.c (fold_indirect_ref_1): Avoid removing
1857 NOP_EXPRs with type qualifiers like const.
1859 2005-05-11 Richard Henderson <rth@redhat.com>
1862 * c-decl.c (finish_decl): Propagate the completed array type of
1863 a global variable into the binding.
1865 2005-05-10 Matt Kraai <kraai@ftbfs.org>
1867 * Makefile.in (gtype-desc.o, build/genautomata.o)
1868 (build/varray.o): Depend on $(VARRAY_H).
1870 2005-05-10 Diego Novillo <dnovillo@redhat.com>
1872 * tree-optimize.c (init_tree_optimization_passes): Re-organize
1873 optimization passes to do an initial batch of scalar cleanups.
1875 2005-05-10 Ian Lance Taylor <ian@airs.com>
1877 * read-rtl.c (struct macro_traverse_data): Define.
1878 (map_attr_string): New static function, broken out of
1879 apply_macro_to_string.
1880 (mode_attr_index, apply_mode_maps): New static functions.
1881 (apply_macro_to_string): Call map_attr_string.
1882 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
1884 (apply_macro_traverse): Expect data to point to a struct
1885 macro_traverse_data.
1886 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
1887 to pass data through htab_traverse.
1888 (read_rtx_1): Add mode_maps parameter. Change all callers.
1889 Handle mode names which are attribute strings.
1890 * doc/md.texi (Substitutions): Rename from String Substitutions.
1891 Change references. Document using attributes as modes.
1893 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1895 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
1896 * tree-optimize.c (init_tree_optimization_passes) Swap
1897 pass_ch and pass_profile.
1898 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
1899 here. Remove rewrite_into_loop_closed_ssa call.
1901 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1903 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
1905 (legitimate_reload_constant_p): Add check for const double zero.
1906 * config/s390/s390.md: Add comment for constraint letter 'G'.
1907 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
1908 attributes for new case.
1909 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
1910 s390_const_double_ok_for_constraint_p.
1911 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
1914 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1916 PR tree-optimization/21170
1917 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
1918 rewrite_ssa_into_ssa in comments with update_ssa.
1920 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1922 * tree-ssa-loop-im.c: Include hashtab.h.
1923 (struct mem_ref_loc): New.
1924 (struct mem_ref): Describe the set of references with the same
1926 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
1927 maybe_queue_var, fem_single_reachable_address,
1928 for_each_memref, single_reachable_address,
1929 is_call_clobbered_ref, determine_lsm_reg): Removed.
1930 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
1931 hoist_memory_reference, memref_hash, memref_eq, memref_del,
1932 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
1934 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
1935 (determine_lsm_loop): Rewritten.
1936 (determine_lsm): Do not set stmt uids.
1938 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1940 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
1943 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1945 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
1946 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
1947 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
1949 2005-05-10 Jeff Law <law@redhat.com>
1951 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
1952 thread_across_edge for any abnormal edges.
1954 2005-05-10 Richard Henderson <rth@redhat.com>
1956 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
1957 * config/ia64/ia64-protos.h: Declare it.
1958 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
1959 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
1960 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
1961 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
1962 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
1963 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
1964 extend result; use release semantics.
1965 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
1966 (sync_val_compare_and_swap_<IMODE>): Update to match.
1968 2005-05-10 Richard Henderson <rth@redhat.com>
1970 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
1971 before comparing it for success.
1973 2005-05-10 Richard Henderson <rth@redhat.com>
1975 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
1976 no return value pattern.
1978 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
1979 H.J. Lu <hongjiu.lu@intel.com>
1981 * libgcov.c (create_file_directory): New function. Create
1982 directory for the given file name.
1983 (gcov_max_filename): New static var. Keeps size of the longest
1985 (gcov_exit): Always try to create directory for output
1986 file. Relocate each filename basing on environment vars.
1987 (__gcov_init): Remember the longest file name.
1988 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
1989 * doc/gcov.texi (Cross-profiling): New node documenting
1990 cross-profiling management.
1991 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
1993 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1995 * config/sparc/sparc.c (mem_min_alignment): Do not rely
1996 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
1998 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2000 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2001 case code to avoid one move instruction.
2002 (__umodsi3, __modsi3): Merge duplicated code sequences.
2004 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2006 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2007 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2008 * doc/invoke.texi: Fix typos.
2010 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2011 init_data_ref, access_functions_are_affine_or_constant_p,
2012 free_data_refs): Use VEC instead of VARRAY.
2013 * tree-data-ref.h (data_reference): Change the type of
2014 access_fns to VEC(tree,gc)*.
2015 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2017 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2020 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2021 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2022 (contains_label_1, contains_label_p): New functions for checking
2023 labels in a sub-tree.
2025 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2028 * c-decl.c (pushdecl): When there is a declaration in the current
2029 scope and the declarations are external linkage, check for
2030 compatibility with the type in the external scope and update the
2031 type in the external scope with the composite type information.
2032 Do not form a composite type of the new type and the visible type
2033 if they are incompatible.
2035 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2037 * crtstuff.c: Revert part of 2005-05-08 Change.
2038 (IN_LIBGCC2): Define.
2040 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2042 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2043 remove redundant test.
2044 (fp_mov_p): Accept 0.
2045 (fp_high_losum_p): Remove redundant test.
2046 * config/sparc/predicates.md (const_high_operand): Explicitly test
2047 (not small_int_operand).
2048 (fp_const_high_losum_operand): New.
2049 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2050 (movdi_insn_sp32_v9): Use canonical predicates.
2051 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2052 (movdi_insn_sp64_novis): Delete.
2053 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2054 (movsf_insn_novis): Delete.
2055 (movsf_insn_vis): Rename into movsf_insn.
2056 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2057 (movsf_lo_sum): Use fp_const_high_losum_operand.
2058 (movsf_high): Likewise.
2059 (movsf_high_losum splitter): Likewise.
2060 (mov<V32:mode> expander): Use register_or_zero_operand.
2061 (mov<V64:mode> expander): Likewise.
2062 (movdf_insn_sp32): Use register_or_zero_operand.
2063 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2064 Rename into movdf_insn_sp32_no_fpu.
2065 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2066 Rename into movdf_insn_sp32_v9_no_fpu.
2067 (movdf_insn_v9only_novis): Delete.
2068 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2069 (movdf_insn_sp64_novis): Delete.
2070 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2071 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2072 Rename into movdf_insn_sp64_no_fpu.
2073 (movtf expander): Use register_or_zero_operand.
2074 (movtf_insn_sp32): Delete.
2075 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2076 Rename into movtf_insn_sp32.
2077 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2078 Rename into movtf_insn_sp32_no_fpu.
2079 (movtf_insn_hq_sp64): Delete.
2080 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2081 Rename into movtf_insn_sp64_hq.
2082 (movtf_insn_sp64): Delete.
2083 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2084 Rename into movtf_insn_sp64.
2085 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2086 Rename into movtf_insn_sp64_no_fpu.
2088 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2090 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2091 gcc_assert and gcc_unreachable as appropriate.
2092 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2093 xstormy16_output_cbranch_si, xstormy16_split_move,
2094 xstormy16_initial_elimination_offset,
2095 xstormy16_encode_section_info, xstormy16_print_operand_address,
2096 xstormy16_expand_call, xstormy16_expand_arith,
2097 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2099 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2101 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2102 const_copies to VEC(tree,heap)*.
2103 (new_elim_graph, delete_elim_graph, elim_graph_size,
2104 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2107 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2110 * doc/extend.texi (Type Attributes): Correct example syntax.
2112 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2115 * doc/invoke.texi (-Wuninitialized): Update documentation.
2117 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2119 * arm.c (const_ok_for_arm): Use a faster algorithm.
2121 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2124 * config/rs6000/rs6000.md (add_op2): New.
2125 (add<mode>3): Use it.
2127 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2129 * arm.c (arm_gen_constant): Add new heuristic for generating
2130 constant integers that can be expressed as the difference of two
2133 2005-05-09 Roger Sayle <roger@eyesopen.com>
2135 * c-tree.h (parser_build_unary_op): New prototype.
2136 * c-typeck.c (parser_build_unary_op): New function to construct
2137 a unary operation in the C parser.
2138 * c-parser.c (c_parser_unary_expression): Use the new function
2139 parser_build_unary_op when appropriate.
2141 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2144 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2145 before outputting DWARF_FRAME_RETURN_COLUMN.
2147 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2149 * config/s390/s390.c: (s390_branch_condition_mask,
2150 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2151 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2152 legitimize_pic_address, s390_emit_tls_call_insn,
2153 legitimize_tls_address, legitimize_tls_address,
2154 s390_expand_addcc, print_shift_count_operand, print_operand,
2155 addr_generation_dependency_p, annotate_constant_pool_refs,
2156 s390_split_branches, find_constant_pool_ref,
2157 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2158 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2159 s390_output_pool_entry, s390_function_value,
2160 s390_call_saved_register_used, s390_emit_call): Replace
2161 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2162 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2163 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2164 get_some_local_dynamic_name, s390_function_arg_size,
2165 s390_function_arg_advance, s390_function_arg,
2166 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2167 default case by gcc_unreachable.
2168 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2169 conditional abort by gcc_assert.
2170 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2171 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2173 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2175 * config/s390/s390.c: (s390_decompose_address,
2176 tls_symbolic_operand, legitimate_pic_operand_p,
2177 legitimate_constant_p, legitimate_reload_constant_p,
2178 s390_expand_plus_operand, legitimate_address_p,
2179 legitimate_la_operand_p, ): Remove 'register' from signature.
2180 (symbolic_reference_mentioned_p,
2181 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2182 variable declarations.
2183 (legitimize_address): Remove 'register' from
2184 signature and local variable declarations.
2186 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2188 * config/s390/s390-protos.h: (s390_match_ccmode,
2189 s390_match_ccmode_set, reg_used_in_mem_p,
2190 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2191 legitimate_la_operand_p, preferred_la_operand_p,
2192 s390_short_displacement, addr_generation_dependency_p,
2193 legitimate_reload_constant_p, legitimate_address_p): Change return type
2195 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2196 * config/s390/s390.c: (s390_match_ccmode,
2197 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2198 legitimate_reload_constant_p): Change return type into 'bool'.
2199 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2200 Likewise. Additionally adapted comment.
2201 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2202 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2203 (s390_decompose_address): Change the type of the internal flags
2204 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2205 (struct s390_address): Change type of "pointer" into bool.
2206 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2207 Adapt calls for 's390_tm_ccmode' to the new signature.
2209 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2211 * config/s390/s390.c: (s390_match_ccmode_set,
2212 s390_branch_condition_mnemonic, s390_short_displacement,
2213 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2214 print_shift_count_operand, get_some_local_dynamic_name,
2215 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2216 addr_generation_dependency_p, s390_split_branches,
2217 annotate_constant_pool_refs, find_constant_pool_ref,
2218 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2219 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2220 s390_register_info, s390_frame_info, s390_init_frame_layout,
2221 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2222 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2223 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2224 s390_encode_section_info, s390_cannot_force_const_mem,
2225 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2226 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2227 s390_adjust_priority, s390_issue_rate,
2228 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2229 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2230 s390_build_builtin_va_list, s390_gimplify_va_arg,
2231 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2232 s390_pass_by_reference, s390_fixed_condition_code_regs,
2233 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2234 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2235 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2236 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2237 s390_find_constant, s390_add_execute, s390_find_execute,
2238 s390_execute_label, s390_execute_target, s390_dump_pool,
2239 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2240 Move target macro definitions to the end of the file. Move several
2241 functions within the file to assure correct compiling.
2243 2005-05-09 Steven Bosscher <stevenb@suse.de>
2245 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2246 (fixup_tail_calls): ...here. Only look at insns between the
2247 start of the function and the FUNCTION_BEG insn note.
2249 * gcse.c (one_cprop_pass): Fix typos in dumps.
2251 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2253 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2255 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2256 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2257 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2258 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2260 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2261 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2262 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2265 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2267 * config/s390/s390.md: ("gf") New mode attribute.
2268 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2269 "fixuns_truncsfsi2"): Merge.
2270 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2271 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2272 "fix_truncsfsi2_ieee"): Merge.
2274 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2276 * config/s390/s390.md: ("FPR") New mode macro.
2277 ("de", "dee"): New mode attributes.
2278 ("cmpdf", "cmpsf"): Merge.
2279 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2280 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2281 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2282 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2283 ("floatdidf2", "floatdisf2"): Merge.
2284 ("adddf3", "addsf3"): Merge.
2285 ("*adddf3", "*addsf3"): Merge.
2286 ("*adddf3_cc", "*addsf3_cc"): Merge.
2287 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2288 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2289 ("subdf3", "subsf3"): Merge.
2290 ("*subdf3", "*subsf3"): Merge.
2291 ("*subdf3_cc", "*subsf3_cc"): Merge.
2292 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2293 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2294 ("muldf3", "mulsf3"): Merge.
2295 ("*muldf3", "*mulsf3" "): Merge.
2296 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2297 ("*fmadddf", "*fmaddsf"): Merge.
2298 ("*fmsubdf", "*fmsubsf"): Merge.
2299 ("divdf3", "divsf3"): Merge.
2300 ("*divdf3", "*divsf3"): Merge.
2301 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2302 ("negdf2", "negsf2"): Merge.
2303 ("*negdf2_cc", "*negsf2_cc"): Merge.
2304 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2305 ("*negdf2", "*negsf2"): Merge.
2306 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2307 ("absdf2", "abssf2"): Merge.
2308 ("*absdf2_cc", "*abssf2_cc"): Merge.
2309 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2310 ("*absdf2", "*abssf2"): Merge.
2311 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2312 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2313 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2314 ("*negabsdf2", "*negabssf2"): Merge.
2315 ("sqrtdf2", "sqrtsf2"): Merge.
2317 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2319 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2321 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2322 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2323 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2324 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2326 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2327 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2328 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2329 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2330 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2331 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2332 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2333 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2334 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2335 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2336 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2337 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2338 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2339 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2340 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2341 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2343 ("*divsf3"): Additionally rename second pattern to
2345 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2346 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2347 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2348 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2349 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2350 'type values' and rename 'type' value.
2351 ("*addsf3"): Additionally rename second pattern to
2354 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2356 * config/s390/s390.md: ("SHIFT"): New mode macro.
2357 ("lr", "shift"): New mode attributes.
2358 ("ashldi3", "lshrdi3"): Merge.
2359 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2360 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2361 ("ashlsi3", "lshrsi3"): Merge.
2363 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2365 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2367 ("E", "g"): New mode attributes.
2368 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2369 ("*adddi3_alc", "*addsi3_alc"): Merge.
2370 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2371 ("*subdi3_slb", "*subsi3_slb"): Merge.
2372 ("adddicc", "addsicc"): Merge.
2373 ("*sconddi", "*scondsi"): Merge.
2374 ("*sconddi_neg", "*scondsi_neg"): Merge.
2375 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2376 ("negdi2", "negsi2"): Extract expander pattern from
2377 "negsi2" and merge with "negdi2".
2378 ("*negdi2"): Merge with instruction pattern of "negsi2".
2379 ("*negdi2_cc", "*negsi2_cc"): Merge.
2380 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2381 ("rotldi3", "rotlsi3"): Merge.
2383 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2385 * config/s390/s390.md: ("hc"): New mode attribute.
2386 ("extendhidi2", "extendqidi2"): Merge.
2387 ("*extendhidi2", "*extendqidi2"): Merge.
2388 ("extendhisi2", "extendqisi2"): Merge.
2389 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
2390 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
2391 Merged 2 define_split.
2392 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
2393 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2395 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2397 * config/s390/s390.md: ("COMPARE"): New mode macro.
2398 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
2399 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
2400 "bungt", "bunle", "bunge", "bltgt"): Merge.
2402 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2404 * config/s390/s390.md: ("INT"): New mode macro.
2405 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
2408 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2410 * config/s390/s390.md: ("GPR", "P"): New mode macros.
2411 ("cmpdi", "cmpsi"): Merge.
2412 ("strlendi", "strlensi"): Merge.
2413 ("*strlendi", "*strlensi"): Merge.
2414 ("movmemdi", "movmemsi"): Merge.
2415 ("clrmemdi", "clrmemsi"): Merge.
2417 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2419 * config/s390/s390.md: ("HQI"): New mode macro.
2420 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
2421 ("*tmhi_full", "*tmqi_full"): Merge.
2422 ("*tsthiCCT", "*tstqiCCT"): Merge.
2423 ("*tsthi", "*tstqi"): Merge.
2424 ("*tsthi_cconly", "tstqi_cconly"): Merge.
2425 ("*sethighhisi", "*sethighqisi"): Merge.
2427 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2429 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
2430 config/alpha/unicosmk.h, config/arc/arc.md,
2431 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
2432 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
2433 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
2434 config/arm/semi.h, config/arm/uclinux-elf.h,
2435 config/arm/wince-pe.h, config/fr30/fr30.c,
2436 config/rs6000/altivec.h: Update copyright.
2438 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2440 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
2441 gcc_assert and gcc_unreachable as appropriate.
2442 (pdp11_output_function_epilogue, output_move_double,
2443 output_move_quad, print_operand_address, output_jump,
2444 output_addr_const_pdp11): Likewise.
2445 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
2446 ASM_OUTPUT_ALIGN): Likewise.
2447 * config/pdp11/pdp11.md: Likewise.
2448 (extendhisi2, subhi3, subqi3): Likewise.
2450 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2453 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
2456 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2458 * config/ia64/ia64.c: Fix a comment typo.
2460 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
2463 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
2464 (arm_override_options): Use them instead of manifest constants. Don't
2465 allow -march to override the -mtune setting.
2467 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2469 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
2470 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
2471 (function_arg_advance, function_arg, save_restore_insns,
2472 iq2000_expand_prologue, iq2000_output_conditional_branch,
2473 expand_one_builtin, print_operand):
2474 * config/iq2000/iq2000.md (tablejump): Likewise.
2476 2005-05-09 David Ung <davidu@mips.com>
2478 * config/mips/mips.h (processor_type): Add names for the 24K.
2479 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
2481 * config/mips/mips.md (cnv_mode): New attribute for recording the
2482 conversion types of float convert insns.
2483 (cpu): Add 24k and 24kx.
2484 (include): Include 24k.md file.
2485 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
2486 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
2487 (floatdisf2): Setup cnv_mode.
2488 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
2490 * config/mips/24k.md: New file, contains 24k DFA pipeline
2493 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2495 * config/sh/sh.c (print_operand_address): Use gcc_assert and
2496 gcc_unreachable as appropriate.
2497 (print_operand, prepare_move_operands, prepare_scc_operands,
2498 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
2499 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
2500 fixup_mova, gen_far_branch, sh_reorg, split_branches,
2501 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
2502 sh_set_return_address, sh_setup_incoming_varargs,
2503 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
2504 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
2505 check_use_sfunc_addr): Likewise.
2506 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
2507 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2508 * config/sh/symbian.c (sh_symbian_mark_dllexport,
2509 sh_symbian_mark_dllimport): Likewise.
2510 * config/sh/sh.md: Likewise.
2511 (movdicc, call_pop, call_value_pop, casesi_worker_1,
2512 casesi_worker_2, casesi_shift_media, casesi_load_media,
2513 return_media): Likewise.
2515 2005-05-08 Roger Sayle <roger@eyesopen.com>
2518 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
2521 2005-05-08 Richard Henderson <rth@redhat.com>
2523 * config/alpha/alpha.c (adjust_address): Fix typo last change.
2525 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2527 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
2528 and -1 can happen in reg_renumber when no hard register is assigned.
2530 2005-05-08 Steven Bosscher <stevenb@suse.de>
2531 Kazu Hirata <kazu@cs.umass.edu>
2533 PR tree-optimization/14841, tree-optimization/15838
2534 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2535 (evaluate_stmt): Call it.
2537 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2539 * config/ia64/ia64.c (ia64_override_options): Don't set
2540 ia64_flag_var_tracking and clear flag_var_tracking here...
2541 (ia64_file_start): ... but here.
2543 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2545 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2546 and gcc_unreachable as appropriate.
2547 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2548 m68hc11_gen_highpart, print_operand, print_operand_address,
2549 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2550 m68hc11_gen_movhi): Likewise.
2551 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2552 * config/m68hc11/m68hc11.md: Reword comment.
2554 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2557 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2560 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2562 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2563 the 68HC12 address indirect addressing mode as it is not supported by
2565 * config/m68hc11/m68hc11-protos.h
2566 (m68hc11_valid_addressing_p): Declare.
2567 (m68hc11_add_mode): Declare.
2568 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2569 register_indirect_p and export it.
2570 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2571 instruction so that it is part of the good BB.
2572 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2573 addressing with movw.
2574 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2576 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2577 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2578 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2580 ("*movhi_68hc12"): Handle movhi_const0.
2581 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2582 ("*subhi3_zext"): Likewise.
2584 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2587 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2588 operand 1 and fix constraints.
2589 ("mulqihi3"): Use general_operand for operand 2.
2591 2005-05-08 Julian Brown <julian@codesourcery.com>
2592 H.J. Lu <hongjiu.lu@intel.com>
2593 Paul Brook <paul@codesourcery.com>
2595 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2596 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2597 20050308/2.16.0 or newer for comdat group.
2598 * configure: Regenerated.
2599 * config.in: Regenerated.
2600 * varasm.c (default_function_rodata_section): Put .rodata section in
2601 COMDAT group when necessary.
2602 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2604 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2607 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2609 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2611 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2612 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2613 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2614 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2616 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2619 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2620 64-bit constants on 64-bit hosts.
2621 (m68hc11_split_logical): Simplify.
2622 (m68hc11_split_move): Likewise.
2624 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2625 Paolo Bonzini <bonzini@gnu.org>
2627 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2628 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2629 * configure.ac (enable_checking): Fix typos in runtime_checking.
2630 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2631 (xm_file): Prepend auto-host.h
2632 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2633 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2635 * crtstuff.c: Do not include auto-host.h.
2636 (IN_LIBGCC2): Do not define.
2637 * gcov-io.h: Include tconfig.h, not auto-host.h.
2638 * libgcc2.c: Do not include auto-host.h.
2639 (abort): Do not undefine.
2640 * libgcov.c: Remove unneeded comment about config.h.
2641 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2642 * config.in, configure: Regenerated.
2644 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2645 Falk Hueffner <falk@debian.org>
2647 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2648 and gcc_unreachable as appropriate.
2649 (get_aligned_mem, get_unaligned_address,
2650 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2651 alpha_emit_setcc, alpha_emit_conditional_move,
2652 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2653 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2654 alpha_expand_unaligned_load, alpha_expand_block_move,
2655 alpha_expand_zap_mask, get_trap_mode_suffix,
2656 get_round_mode_suffix, get_some_local_dynamic_name,
2657 print_operand_address, function_arg, alpha_return_in_memory,
2658 function_value, alpha_expand_builtin,
2659 alpha_initial_elimination_offset, alpha_expand_epilogue,
2660 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2661 alphaev5_next_group, alpha_align_insns,
2662 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2663 unicosmk_ssib_name): Likewise.
2664 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2665 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2666 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2667 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2668 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2669 * config/alpha/alpha.md (*divmodsi_internal_er,
2670 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2671 call_nt, call_umk, call_vms, call_value, sibcall_value,
2672 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2673 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2674 * config/alpha/predicates.md (input_operand): Likewise.
2676 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2678 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2679 gcc_unreachable, as appropriate.
2680 (frv_function_prologue, frv_alloc_temp_reg,
2681 frv_initial_elimination_offset, frv_expand_block_move,
2682 frv_expand_block_clear, frv_print_operand_jump_hint,
2683 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2684 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2685 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2686 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2687 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2688 frv_in_small_data_p, frv_asm_out_constructor,
2689 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2690 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2691 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2692 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2693 sibcall_value, casesi): Likewise.
2695 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2696 gcc_unreachable as appropriate.
2697 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2698 expand_epilogue, notice_update_cc, initial_offset,
2699 mn10300_address_cost_1): Likewise.
2700 * config/mn10300/mn10300.md: Likewise.
2701 (absdf2, abssf2, negdf2, negsf2): Likewise.
2703 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2706 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2708 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2709 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2710 including sunge_<mode> and sungt_<mode>.
2712 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2714 * integrate.h (get_hard_reg_initial_val): Change type of register
2715 parameter from int to unsigned int.
2716 (has_hard_reg_initial_val): Likewise.
2717 * integrate.c (get_hard_reg_initial_val): Likewise.
2718 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2720 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2722 * except.c (eh_status): Change the type of ttype_data to
2724 (add_ttypes_entry, assign_filter_values,
2725 output_function_exception_table): Use VEC instead of VARRAY.
2727 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2729 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2731 2005-05-07 Paul Brook <paul@codesourcery.com>
2733 * Makefile.in: Fix dependencies.
2734 (GCOV_IO_H, VARRAY_H): Set.
2736 2005-05-07 Anthony Green <green@redhat.com>
2739 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2740 x$STMP_FIXPROTO test.
2741 * configure: Rebuilt.
2743 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2745 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2746 inappropriate feature test macros if flag_iso.
2748 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2750 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2752 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2755 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2756 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2757 Handle moved operand being in special register.
2758 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2759 presumed working insn.
2760 (mover2side): Add FIXME.
2762 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2764 * integrate.c (get_func_hard_reg_initial_val): Delete.
2765 (has_func_hard_reg_initial_val): Delete.
2766 (get_hard_reg_initial_val): Inline the old implementation of
2767 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2768 instead of has_func_hard_reg_initial_val to test for an existing
2769 pseudo. Only create an rtx if a new initial value entry is needed.
2770 (has_hard_reg_initial_val): Scan the initial value list directly.
2771 Don't create an rtx.
2773 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2775 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2777 * config.in (HAVE_AS_POPCNTB): New.
2778 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2779 (HAVE_AS_POPCNTB): New.
2780 * configure: Regenerated.
2781 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2782 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2783 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2784 and rs6000_sched_costly_dep.
2785 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2786 (TARGET_XL_COMPAT): Delete.
2787 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2788 (popcount<mode>2): New.
2789 (popcntb<mode>2): New.
2790 * config/rs6000/rs6000.opt (mpopcntb): New.
2792 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2793 if variable name exists.
2795 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2797 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2799 2005-05-07 Richard Henderson <rth@redhat.com>
2802 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2803 with constant offsets.
2805 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2807 * config/v850/v850.c (print_operand): Use gcc_assert and
2808 gcc_unreachable, as appropriate.
2809 (print_operand_address, v850_handle_data_area_attribute,
2810 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2811 v850_insert_attributes, construct_prepare_instruction): Likewise.
2812 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2813 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2815 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2817 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2818 config/rs6000/rs6000.h: Fix comment typos.
2820 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2822 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2823 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2824 (mips_scalar_mode_supported_p): Delete.
2826 2005-05-06 Eric Christopher <echristo@redhat.com>
2828 * config/mips/mips.opt: Remove -mint64 option.
2829 * config/mips/mips.c (override_options): Remove -mint64
2831 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2832 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2833 64-bit integer handling.
2834 * doc/invoke.texi (Option Summary): Remove -mint64 for
2837 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2839 PR tree-optimization/19401
2840 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2841 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2842 (estimated_unrolled_size): New function.
2843 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2844 tree_unroll_loops_completely): Always unroll loops if the code size
2846 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
2847 loops should be unrolled completely.
2848 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
2850 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2852 PR rtl-optimization/21254
2853 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
2854 assumptions for loops that otherwise do not roll.
2855 (find_simple_exit): Prefer # of iterations that is guaranteed
2857 * loop-unroll.c (decide_peel_once_rolling,
2858 decide_peel_completely): Check whether the loop is infinite.
2860 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
2862 * config/rs6000/sysv4.opt: Fix typo.
2864 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
2865 Jakub Jelinek <jakub@redhat.com>
2868 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
2869 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
2870 Don't use rep; movs{l,q} if the repetition count is really small,
2871 instead use a sequence of movs{l,q} instructions.
2873 2005-05-06 Jeff Law <law@redhat.com>
2875 PR tree-optimization/21380
2876 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
2877 thread through a block with no preds.
2879 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
2881 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
2882 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
2883 add_call_read_ops): Use VEC instead of VARRAY.
2885 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2887 * config/mcore/mcore.c (mcore_print_operand_address): Use
2888 gcc_assert and gcc_unreachable as appropriate.
2889 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
2890 mcore_output_andn, output_inline_const, mcore_output_move,
2891 mcore_output_movedouble, mcore_expand_block_move,
2892 layout_mcore_frame, mcore_initial_elimination_offset,
2893 mcore_expand_prolog, mcore_mark_dllexport,
2894 mcore_mark_dllimport): Likewise.
2895 * config/mcore/mcore.h (switch_to_section): Likewise.
2896 * config/mcore/mcore.md: Likewise.
2898 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
2900 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
2901 TARGET_PROFILE_KERNEL.
2903 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
2904 TARGET_PROFILE_KERNEL use.
2906 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2908 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
2909 and gcc_unreachable, as appropriate.
2910 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
2911 m32r_expand_prologue, m32r_output_function_epilogue,
2912 m32r_legitimize_pic_address, m32r_print_operand_address,
2913 emit_cond_move, m32r_function_symbol,
2914 m32r_output_block_move): Likewise.
2915 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2916 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
2917 *rev_zero_branch_insn): Likewise.
2919 2005-05-06 Jakub Jelinek <jakub@redhat.com>
2922 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
2923 if both NEWDECL and OLDDECL are already weak.
2925 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
2927 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2929 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
2930 Kaz Kojima <kkojima@gcc.gnu.org>
2932 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
2935 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
2936 David Edelsohn <edelsohn@gnu.org>
2938 * config.gcc: Add .opt magic for the rs6000 ports.
2940 * doc/invoke.texi: Document -mabi= option properly. Document
2941 -misel and -mno-sel. Document -mspe and -mno-spe. Document
2942 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
2945 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
2946 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
2949 * config/rs6000/aix.opt: New.
2950 * config/rs6000/aix41.opt: New.
2951 * config/rs6000/aix64.opt: New.
2952 * config/rs6000/darwin.opt: New.
2953 * config/rs6000/linux64.opt: New.
2954 * config/rs6000/rs6000.opt: New.
2955 * config/rs6000/sysv4.opt: New.
2957 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
2958 associated TARGET_*. Remove SUBTARGET_OPTIONS,
2960 Define TARGET_USES_SYSV4_OPT.
2961 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
2962 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
2963 TARGET_USES_AIX64_OPT.
2964 * config/rs6000/aix51.h: Same.
2965 * config/rs6000/aix52.h: Same.
2966 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
2967 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
2968 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
2969 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
2970 * config/rs6000/linux64.h: Use
2971 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
2973 * config/rs6000/rs6000.c: Remove definitions of
2974 rs6000_sched_restricted_insns_priority,
2975 rs6000_long_double_size_string, rs6000_altivec_vrsave,
2976 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
2977 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2978 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
2979 rs6000_alignment_string. Define rs6000_explicit_options.
2980 (rs6000_parse_abi_options): Remove.
2981 (rs6000_parse_alignment_option): Remove.
2982 (rs6000_parse_float_gprs_option): Remove.
2983 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
2984 TARGET_DEFAULT_TARGET_FLAGS.
2985 (rs6000_override_options): Revamp to use new .opt machinery.
2987 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
2988 of new .opt machinery. Remove target_flags. Redefine
2989 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
2990 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
2991 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2992 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
2993 rs6000_longcall_switch, rs6000_default_long_calls,
2994 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
2995 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
2996 TARGET_ALTIVEC_VRSAVE.
2998 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3000 * config.gcc (hppa1.1-*-rtems*): Remove.
3001 * config/pa/rtems.h: Remove.
3003 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3005 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3006 Exclude roe/603e multilib variants.
3008 2005-05-04 Denis Chertykov <denisc@overta.ru>
3011 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3014 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3016 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3017 arm/pe.opt to $extra_options.
3018 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3019 (target_float_abi_name, target_float_switch, target_abi_name)
3020 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3021 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3022 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3023 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3024 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3025 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3026 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3027 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3028 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3029 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3030 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3031 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3032 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3033 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3034 (arm_pic_register_string): Delete.
3035 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3037 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3038 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3039 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3040 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3041 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3042 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3043 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3044 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3045 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3046 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3047 (SUBTARGET_SWITCHES): Delete.
3048 * config/arm/arm.c (target_float_switch): Delete.
3049 (arm_cpu_select): Moved from config/arm/arm.h.
3050 (target_fpu_name, target_fpe_name, target_float_abi_name)
3051 (target_abi_name, structure_size_string, arm_pic_register_string)
3052 (arm_select): Make static.
3053 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3054 (arm_handle_option): New function.
3055 (arm_override_options): Update target_flags checks for new mask names.
3056 Remove target_float_switch code.
3057 (arm_expand_prologue, thumb_expand_prologue): Check
3058 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3059 * config/arm/arm.opt, config/arm/pe.opt: New files.
3061 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3063 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3064 gcc_unreachable as appropriate.
3065 (arc_double_limm_p, arc_setup_incoming_varargs,
3066 arc_compute_function_type, arc_output_function_prologue,
3067 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3068 output_shift, arc_print_operand, arc_print_operand_address,
3069 arc_final_prescan_insn): Likewise.
3070 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3072 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3074 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3079 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3080 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3081 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3082 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3083 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3084 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3085 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3086 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3088 2005-05-05 Paul Brook <paul@codesourcery.com>
3090 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3091 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3092 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3093 and tree-data-ref.h with *_H variables.
3095 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3097 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3099 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3101 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3103 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3105 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3107 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3109 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3110 setting of vrsave register for current function after
3111 call to save_world is emitted.
3113 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3115 * config/mmix/predicates.md: New file.
3116 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3117 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3118 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3119 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3120 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3122 * config/mmix/mmix.md: Include predicates.md.
3123 ("call", "call_value"): Force address to register if it isn't a
3124 mmix_symbolic_or_address_operand.
3126 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3128 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3129 the flags are of appropriate types.
3130 (num_ssa_operands): Generalize using the generic interface.
3131 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3134 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3136 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3137 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3139 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3141 * tree-outof-ssa.c (edge_leader, stmt_list,
3142 analyze_edges_for_bb): Use VEC instead of VARRAY.
3143 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3144 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3145 fini_analayze_edges_for_bb.
3147 2005-05-04 James E Wilson <wilson@specifixinc.com>
3150 * gcc.c (process_command): In the second argv scan loop, ignore
3151 Xassembler and Xpreprocessor, along with their argument.
3153 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3155 * tree-flow-inline.h, tree-ssa-operands.c,
3156 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3157 Likewise. tree-vn.c: Fix comment typos.
3158 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3160 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3162 * doc/tm.texi (Target Hooks): Document
3163 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3165 2005-05-04 Paul Brook <paul@codesourcery.com>
3167 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3169 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3171 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3172 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3175 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3176 get_expansion, expand_var_during_unrolling,
3177 insert_var_expansion_initialization,
3178 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3181 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3184 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3187 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3188 the same as INTEGER_TYPE.
3189 (fold_binary): Fold "bool_var != 0" to bool_var.
3190 Fold "bool_var == 1" to bool_var.
3192 2004-05-03 Richard Henderson <rth@redhat.com>
3195 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3196 from recog_data instead of insn_data.
3198 2005-05-03 DJ Delorie <dj@redhat.com>
3200 * common.opt (fdiagnostics-show-option): No variable is needed.
3201 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3202 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3203 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3204 Save and restore original message format. Use flag in context
3206 (warning): Don't test for enabled warnings here.
3207 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3210 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3212 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3213 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3214 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3215 * aclocal.m4: Don't include accross.m4.
3216 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3217 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3218 * configure, config.in: Regenerate.
3220 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3223 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3224 (clear_storage): Add argument.
3225 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3226 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3228 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3229 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3230 (store_expr, store_constructor): Adjust callers.
3231 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3232 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3233 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3234 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3235 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3236 with EXP. Pass EXP to expand_builtin_memmove.
3237 (expand_builtin_memset): Add ORIG_EXP argument, pass
3238 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3239 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3240 Pass EXP to expand_builtin_memset.
3241 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3243 (expand_builtin_strncmp): Likewise.
3244 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3245 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3246 (expand_builtin_fprintf): Likewise.
3247 (expand_builtin): Adjust calls to
3248 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3250 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3253 PR rtl-optimization/21239
3254 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3256 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3258 * tree-flow.h (tree_ann_common_d): Move aux to ...
3259 (stmt_ann_d): ... here.
3260 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3261 move_computations_stmt, schedule_sm): Update references to
3263 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3265 * tree-cfg.c (remove_bb): Remove a redundant call to
3267 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3270 2005-05-03 Richard Henderson <rth@redhat.com>
3272 * config/rs6000/rs6000.c: Remove conflict markers.
3274 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3276 2005-05-03 James E Wilson <wilson@specifixinc.com>
3278 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3280 2005-05-03 DJ Delorie <dj@redhat.com>
3282 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3283 decide if the warning will be printed.
3284 * calls.c (expand_call): Likewise.
3285 * function.c (init-function_start): Likewise.
3287 * common.opt (-fdiagnostics-show-option): New.
3288 * opts.c (option_enabled): Accept the option index instead of a
3289 pointer to the option descriptor.
3290 * opts.h (option_enabled): Likewise.
3291 * toplev.c (print_switch_values): Pass option index, not option
3293 * diagnostic.h (diagnostic_info): Add option_index.
3294 * diagnostic.c: Include opts.h.
3295 (diagnostic_set_info): Initialize option_index.
3296 (diagnostic_report_diagnostic): Amend option name if appropriate.
3297 (warning): Check to see if the specified warning is enabled.
3299 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3301 2005-05-03 Richard Henderson <rth@redhat.com>
3303 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3304 SPEC_OR_GEN_REGS definitions.
3306 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3310 for unavailable registers.
3312 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3314 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3316 * cfglayout.c (block_locators_blocks,
3317 insn_locators_initialize, insn_scope): Use VEC instead of
3320 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3321 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3324 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3326 * config/sparc/predicates.md (const_compl_high_operand): New.
3327 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3329 (sparc_emit_set_const64_quick1): Adjust for above change.
3330 (sparc_emit_set_const64_quick2): Likewise.
3331 (sparc_emit_set_const64_longway): Likewise.
3332 (sparc_emit_set_const64): Likewise.
3333 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3334 movdi_const64_special): Delete.
3335 (logical constant splitters): Use const_compl_high_operand.
3337 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3339 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3340 rather than STRIP_NOPS.
3342 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3344 PR rtl-optimization/21330
3345 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3347 (unswitch_single_loop): Clear cinsn when retrying.
3350 * config/i386/i386.c (legitimize_address): When canonicalizing
3351 ASHIFT into MULT, multiply by 1 << shift_count instead of
3352 1 << log2 (shift_count).
3354 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3356 * lambda-code.c (gcc_loop_to_lambda_loop,
3357 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3358 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3359 generic operand interface.
3360 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3361 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3362 generic operand interface.
3363 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3364 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3365 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3366 num_imm_uses): Use ssa_use_operand_t.
3367 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3368 get_v_must_def_ops): Delete.
3369 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3370 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3371 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3372 get_v_must_def_kill_ptr): Delete.
3373 (delink_stmt_imm_use): Move and use new operand interface.
3374 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3375 op_iter_next_tree): Use new operand implementation.
3376 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3377 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3379 (op_iter_next_mustdef, op_iter_next_maydef,
3380 op_iter_next_must_and_may_def): Delete. Replace with...
3381 (op_iter_next_maymustdef): New. Combine must and may next operations.
3382 (op_iter_init_maydef, op_iter_init_mustdef,
3383 op_iter_init_must_and_may_def): Use new interface.
3384 (single_ssa_tree_operand ): New. Process single operands only as trees.
3385 (single_ssa_use_operand): New. Process single operands only as uses.
3386 (single_ssa_def_operand): New. Process single operands only as defs.
3387 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3389 (num_ssa_operands): New. Count the number of specified operands.
3390 (compare_ssa_operands_equal): New. Compare two statements' operands.
3391 (single_phi_def): New. Return true if PHI has one def of the specified
3393 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
3394 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
3395 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
3396 (struct stmt_ann_d): Operands field no longer require GTY().
3397 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
3398 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
3399 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3400 dump_replaceable_exprs, rewrite_trees): Use generic interface.
3401 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
3402 Use use_operand_p instead of ssa_imm_use_t *.
3403 * tree-pretty-print.c (dump_vops): check if operands are active before
3404 dumping virtual operands.
3405 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
3406 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
3407 (ccp_fold): Use new interface.
3408 (ccp_visit_stmt): Remove unused variables and code.
3409 (convert_to_gimple_builtin): Insert statements before calling
3410 mark_new_vars_to_rename.
3411 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
3412 (copy_prop_visit_cond_stmt): Use generic interface.
3413 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
3414 annotation in table.
3415 (thread_across_edge): Use generic interface.
3416 (initialize_hash_element): Initialzie with stmt, not annotation.
3417 (eliminate_redundant_computations): Use generic interface.
3418 (record_equivalences_from_stmt): Pass stmt, not annotation.
3419 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
3421 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
3422 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
3423 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
3424 generic operand interface.
3425 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
3427 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
3429 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
3430 (build_defs, build_uses, build_v_may_defs, build_vuses,
3431 build_v_must_defs): Change type to struct opbuild_list_d.
3432 (ops_active): New. Operands active boolean.
3433 (operand_memory, operand_memory_index): New. Operand memory managers.
3434 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
3435 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
3436 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
3437 Change from functions to static variable list heads.
3438 (opbuild_initialize_virtual): New. Initialize a virtual build list.
3439 (opbuild_initialize_real): New. Initialize a virtual build list.
3440 (opbuild_free): New. Free a build list.
3441 (opbuild_num_elems): New. Number of items in a list.
3442 (opbuild_append_real): New. Add a real (tree *) operand.
3443 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
3444 (opbuild_first): New. Return first element index in a list.
3445 (opbuild_next): New. Return next element in a list.
3446 (opbuild_elem_real): New. Return real element.
3447 (opbuild_elem_virtual): New. Return virtual element.
3448 (opbuild_elem_uid): New. Return UID of virtual element.
3449 (opbuild_clear): New. Reset an operand list.
3450 (opbuild_remove_elem): New. Remove an element form a list.
3451 (ssa_operands_active): New. Return true if operand cache is active.
3452 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
3453 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
3454 (correct_use_link): Use use_operand_p.
3455 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
3456 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
3457 (cleanup_v_may_defs): Use new implmentation.
3458 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
3460 (append_def, append_use, append_v_may_def, append_vuse,
3461 append_v_must_def): Call opbuild_append routine instead of using varray.
3462 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
3463 global parse_old_ops variable.
3464 (free_ssa_operands): New implementation.
3465 (update_stmt_operands): Move. Change argument to build_ssa_operands.
3466 (copy_virtual_operands): Move. New generic implementation.
3467 (create_ssa_artficial_load_stmt): Move. New implementation.
3468 (swap_tree_operands): Update for new implementation.
3469 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
3470 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
3471 rather than a varray.
3472 (verify_imm_links): Use use_operand_p.
3473 (dump_immediate_uses_for): If the immediate use variable is a virtual
3474 variable, show the virtual ops in the stmt.
3475 * tree-ssa-operands.h (def_operand_p): No longer a structure.
3476 (NULL_DEF_OPERAND_P): Now a #define.
3477 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
3478 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
3479 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
3480 mustdef_optype_d): New. Use Linked list representation.
3481 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
3482 (struct ssa_operand_memory_d): New. Allocated Chunk node.
3483 (struct stmt_operands_d): Change to new pointers that are not GTY.
3484 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
3485 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
3486 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
3487 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
3488 SET_V_MUST_DEF_KILL): Delete.
3489 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
3490 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
3491 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
3492 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
3493 (enum ssa_op_iter_type): Operand iterator typechecking values.
3494 (struct ssa_operand_iterator_d): Use linked lists of operands.
3495 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
3496 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
3497 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
3498 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
3499 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
3500 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
3501 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
3502 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
3503 * tree-ssa-opfinalize.h: New. Function templates for expansion.
3504 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
3505 alloc_vuse, and alloc_mustdef.
3506 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
3507 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
3508 and finalize_ssa_v_must_def_ops.
3509 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
3510 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
3512 (compute_avail): Use generic iterator interface.
3513 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
3514 (stmt_makes_single_load, stmt_makes_single_store): Use
3516 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
3517 (statement_sink_location): Use generic interface.
3518 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
3519 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
3520 reset the immediate use link nodes.
3521 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
3522 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
3523 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
3524 (eliminate_tail_call): Use generic operand interface.
3525 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
3526 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
3528 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
3530 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
3531 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
3533 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
3534 Use statement pointer instead of vuse_optype. Use generic interface.
3535 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3536 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3537 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3538 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3539 * doc/tree-ssa.texi: Update documentation for operand interface.
3541 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3543 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3544 gcc_unreachable as appropriate.
3545 (machopic_function_base_name, machopic_indirect_data_reference,
3546 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3547 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3548 * config/rs6000/altivec.md (*mov<mode>_internal,
3549 build_vector_mask_for_load): Likewise.
3550 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3551 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3552 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3553 * config/rs6000/predicates.md (easy_fp_constant,
3554 logical_operand): Likewise.
3555 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3556 compute_save_world_info, rs6000_emit_prologue,
3557 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3558 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3561 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3564 * convert.c (convert_to_integer): Convert ceil and floor in
3567 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3570 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3571 define_insn_and_split. Split only when memory operand is
3572 offsettable. Use adjust_address rather than plus_constant.
3573 (floatunssidf2_internal): Likewise.
3574 (fix_truncdfsi2_internal): Split only when memory operand is
3575 offsettable. Use adjust_address rather than plus_constant.
3576 (fix_trunctfsi2_internal): Likewise.
3577 (floatsidf2_internal): Likewise.
3579 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3581 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3582 (set_value_range_to_null): Likewise.
3583 (set_value_range_to_varying): New function. Use it in all
3584 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3585 (extract_range_from_assert): If the integral type has a
3586 super-type, and LIMIT is not within MIN and MAX values of that
3587 type, set the resulting range to VR_VARYING.
3589 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3591 * config/mmix/mmix.opt: New file.
3592 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3593 (mmix_cc1_ignored_option): Don't declare.
3594 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3595 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3596 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3597 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3598 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3599 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3600 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3601 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3603 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3604 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3605 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3607 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3610 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3611 * c-decl.c (current_function_prototype_built_in,
3612 current_function_prototype_arg_types): New.
3613 (merge_decls): Keep source location of prototype followed by
3614 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3615 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3616 (start_function): Always set current_function_prototype_locus,
3617 current_function_prototype_built_in and
3618 current_function_prototype_arg_types. Check for external
3619 prototype whether or not visible for external function and set
3620 current_function_prototype_arg_types accordingly.
3621 (store_parm_decls_oldstyle): Use
3622 current_function_prototype_arg_types for checking old-style
3623 definition against prototype. Give warnings only if
3624 current_function_prototype_built_in).
3626 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3628 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3629 (ggc_alloc_zone_stat): Don't define.
3630 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3631 ggc_alloc_zone_pass_stat.
3632 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3633 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3634 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3636 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3638 * calls.c (expand_call): Handle current_function_pretend_args_size
3639 when checking for sibcalls.
3641 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3643 PR tree-optimization/21294
3644 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3645 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3647 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3650 * gcov-io.h: Declare gcov external functions hidden.
3652 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3654 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3655 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3656 Use VEC instead of VARRAY.
3659 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3662 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3664 * c-common.c (resolve_overloaded_builtin): Forward to target
3665 hook for BUILT_IN_MD built-ins.
3666 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3667 for all types of built-in.
3668 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3669 in the definition of the target hooks struct.
3670 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3671 * config/rs6000/altivec.h: Rewritten.
3672 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3673 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3674 rs6000_builtin_type, rs6000_builtin_type_compatible,
3675 altivec_overloaded_builtins, rs6000_builtin_type,
3676 rs6000_builtin_type_compatible): New.
3677 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3679 (def_builtin): Turn into a function. Check for duplicates and store
3680 the builtin into rs6000_builtin_decls.
3681 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3682 bdesc_1arg): Add overloaded builtins.
3683 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3684 do not support ALTIVEC_COMPILETIME_ERROR.
3685 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3686 nodes to represent front-end types.
3687 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3688 with opaque arguments and/or return values.
3689 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3690 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3691 (rs6000_builtin_type_index): New.
3692 (is_ev64_opaque_type): Rename to...
3693 (rs6000_is_opaque_type): ... this.
3694 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3697 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3699 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3702 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3703 Bernd Schmidt <bernd.schmidt@analog.com>
3705 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3706 print_address_operand, print_operand, legitimize_pic_address,
3707 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3708 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3710 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3712 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3714 * doc/passes.texi: Document vectorization pass.
3716 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3718 * tree-scalar-evolution.c (get_exit_conditions_rec,
3719 select_loops_exit_conditions,
3720 number_of_iterations_for_all_loops,
3721 analyze_scalar_evolution_for_all_loop_phi_nodes,
3722 scev_analysis): Use VEC instead of VARRAY.
3724 2005-05-02 Michael Matz <matz@suse.de>
3727 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3728 (warn_strict_null_sentinel): Define.
3729 (check_function_sentinel): Check for null_node as valid sentinel too.
3730 * c-common.h (c_tree_index): Added CTI_NULL.
3731 (null_node) Define global_tree[CTI_NULL].
3732 (warn_strict_null_sentinel): Declare.
3733 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3734 * c.opt: (Wstrict-null-sentinel): New C++ option.
3735 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3737 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3739 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3742 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3744 * dwarf2out.c (decl_scope_table, push_decl_scope,
3745 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3748 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3751 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3753 * doc/cpp.texi (__DEPRECATED): Document.
3754 (__EXCEPTIONS): Likewise.
3755 (__GXX_WEAK__): Likewise.
3757 * function.c (INVOKE__main): Do not define.
3758 (expand_main_function): Check HAS_INIT_SECTION when determining
3759 whether or not to call __main.
3761 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3763 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3765 2005-01-05 Paul Brook <paul@codesourcery.com>
3767 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3768 (INITIALIZE_TRAMPOLINE): Use it.
3769 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3770 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3771 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3773 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3775 * doc/install.texi (Specific): Omit dots in the @anchors names
3776 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3777 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3779 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3781 PR tree-optimization/18316
3782 PR tree-optimization/19126
3783 * tree.c (build_int_cst_type): Avoid shift by size of type.
3784 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3786 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3787 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3789 (dump_cand): Dump depends_on information.
3790 (determine_biv_step): Add argument to simple_iv call.
3791 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3792 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3794 (add_candidate_1): Record depends_on for candidates.
3795 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3796 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3797 Handle ivs with nonconstant step.
3798 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3799 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3800 (create_new_iv): Unshare the step before passing it to create_iv.
3801 (free_loop_data): Free cand->depends_on.
3802 (build_addr_strip_iref): New function.
3803 (find_interesting_uses_address): Use build_addr_strip_iref.
3804 (strip_offset_1): Split the recursive part from strip_offset.
3805 Strip constant offset component_refs and array_refs.
3806 (strip_offset): Split the recursive part to strip_offset_1.
3807 (add_address_candidates): Removed.
3808 (add_derived_ivs_candidates): Do not use add_address_candidates.
3809 (add_iv_value_candidates): Add candidates with stripped constant
3810 offset. Consider all candidates with initial value 0 important.
3811 (struct affine_tree_combination): New.
3812 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3813 aff_combination_add_elt, aff_combination_add,
3814 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3815 fold_affine_sum): New functions.
3816 (get_computation_at): Use fold_affine_sum.
3817 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3818 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3821 2005-04-30 Michael Matz <matz@suse.de>
3823 * config/i386/i386.md (movmemsi): Also active when
3824 TARGET_INLINE_ALL_STRINGOPS.
3826 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3829 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3831 2005-04-30 Paul Brook <paul@codesourcery.com>
3833 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3835 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3836 * config/arm/ieee754-sf.S: Ditto.
3837 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3838 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3840 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3842 * tree-ssanames.c: Fix a comment typo.
3843 * doc/options.texi: Fix a typo.
3845 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
3847 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
3848 gcc_unreachable as appropriate.
3849 (split_adds_subs, cond_string, print_operand,
3850 h8300_initial_elimination_offset, h8300_classify_operand,
3851 h8300_unary_length, h8300_short_immediate_length,
3852 h8300_bitfield_length, h8300_binary_length,
3853 h8300_insn_length_from_table, compute_mov_length, output_plussi,
3854 compute_plussi_length, compute_plussi_cc, output_logical_op,
3855 compute_logical_op_length, compute_logical_op_cc,
3856 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
3857 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
3858 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
3859 h8300_regs_ok_for_stm): Likewise.
3860 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
3861 monitor_prologue): Likewise.
3863 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3865 * loop-invariant.c (invariants, create_new_invariant,
3866 get_inv_cost, best_gain_for_invariant,
3867 find_invariants_to_move, move_invariants,
3868 init_inv_motion_data, free_inv_motion_data): Use VEC instead
3871 2005-04-29 Richard Henderson <rth@redhat.com>
3873 * function.c (instantiate_decls): Remove valid_only argument.
3874 (instantiate_decls_1, instantiate_decl): Likewise.
3875 (instantiate_virtual_regs_1): Delete.
3876 (instantiate_virtual_regs_lossage): Delete.
3877 (instantiate_virtual_regs_in_rtx): New.
3878 (safe_insn_predicate): New.
3879 (instantiate_virtual_regs_in_insn): New.
3880 (instantiate_virtual_regs): Update to match all that. Only run
3881 instantiate_decls once.
3883 2005-04-29 Richard Henderson <rth@redhat.com>
3884 Daniel Jacobowitz <dan@codesourcery.com>
3886 * gengtype.c (write_func_for_structure): Split out ...
3887 (output_type_enum): ... new function. Fix thinko accessing
3888 TYPE_PARAM_STRUCT data.
3890 2005-04-29 Tom Tromey <tromey@redhat.com>
3892 * tree.c (build_block): Removed unused 'tags' argument.
3893 * tree.h (build_block): Removed argument.
3895 2005-04-29 Michael Matz <matz@suse.de>
3897 PR rtl-optimization/21144
3898 * postreload.c (reload_cse_move2add): Check for VOIDmode.
3900 2005-04-29 Bob Wilson <bob.wilson@acm.org>
3902 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
3903 flag_reorder_blocks.
3905 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3907 PR tree-optimization/21030
3908 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
3909 ranges where VR->MAX is smaller than VR->MIN.
3911 2005-04-29 Devang Patel <dpatel@apple.com>
3913 PR tree-optimization/21272
3914 PR tree-optimization/21266
3915 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
3917 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
3919 * tree-flow-inline.h: Fix a comment typo.
3920 * doc/tree-ssa.texi: Fix a typo.
3922 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
3924 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3926 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
3927 gcc_unreachable as appropriate.
3928 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
3929 fr30_print_operand, fr30_move_double): Likewise.
3930 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
3932 2005-04-29 Mark Mitchell <mark@codesourcery.com>
3934 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
3935 definition has already been provided.
3936 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3937 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
3938 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3940 2005-04-29 Jim Tison <jtison@us.ibm.com>
3942 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
3943 trace hooks calls to improve performance.
3945 2005-04-29 Julian Brown <julian@codesourcery.com>
3946 Mark Mitchell <mark@codesourcery.com>
3947 Paul Brook <paul@codesourcery.com>
3949 * crtstuff.c: Handle targets that use .init_array.
3950 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
3951 that INVOKE__main is set correctly.
3952 (expand_main_function): Test INVOKE__main.
3953 * libgcc2.c: Do not define __main when using .init_array.
3954 * config/arm/arm.c (arm_elf_asm_constructor): New function.
3955 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
3957 (DTORS_SECTION_ASM_OP): Likewise.
3958 (CTOR_LIST_BEGIN): Define specially when in libgcc.
3959 (CTOR_LIST_END): Likewise.
3960 (DTOR_LIST_BEGIN): Likewise.
3961 (DTOR_LIST_END): Likewise.
3962 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
3963 (FINI_SECTION_ASM_OP): Likewise.
3964 (INIT_ARRAY_SECTION_ASM_OP): Define.
3965 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3966 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
3967 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
3968 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
3969 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3971 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3973 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
3974 gcc_assert and gcc_unreachable as appropriate.
3975 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
3976 const_int_cost, output_move_const_into_data_reg,
3977 output_move_qimode, output_move_double, find_addr_reg,
3978 print_operand, print_operand_address): Likewise.
3979 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
3980 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
3981 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
3982 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
3983 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
3984 conditional_trap): Likewise.
3985 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
3987 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3989 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
3990 gcc_unreachable as appropriate.
3991 (gen_conditional_move, xtensa_split_operand_pair,
3992 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
3993 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
3994 xtensa_copy_incoming_a7, xtensa_output_literal,
3995 xtensa_output_literal, xtensa_output_literal): Likewise.
3996 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3997 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
3998 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
3999 movsicc_internal1, movsfcc_internal0,
4000 movsfcc_internal1): Likewise.
4002 2005-04-28 James E Wilson <wilson@specifixinc.com>
4004 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4005 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4007 2005-04-28 DJ Delorie <dj@redhat.com>
4009 * opt-functions.awk (var_set): Emit proper initializer for
4010 non-target bitfields.
4012 2005-04-28 Devang Patel <dpatel@apple.com>
4014 * dbxout.c (have_used_extensions): Remove.
4015 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4016 have_used_extensions.
4018 2005-04-28 James E Wilson <wilson@specifixinc.com>
4020 * doc/install.texi: Update -enable-languages info. Correct path to
4023 2005-04-28 DJ Delorie <dj@redhat.com>
4025 * optc-gen.awk (END): Make sure no variable is defined more
4027 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4028 Allow for bitfield variables other than target_flags.
4029 * doc/options.text (Mask): Document that you may specify a
4030 variable other than target_flags.
4032 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4034 PR rtl-optimization/18877
4035 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4036 number in val.start.
4038 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4041 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4043 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4044 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4045 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4047 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4049 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4050 creating pseudos when the base offset is too large.
4052 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4054 * global.c (earlyclobber_regclass): Change the type to
4056 (check_earlyclobber): Update uses of earlyclobber_regclass.
4057 (mark_reg_use_for_earlyclobber): Likewise.
4058 (calculate_local_reg_bb_info): Allocate and free
4059 earlyclobber_regclass using the VEC API.
4061 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4063 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4066 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4068 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4071 * config.gcc: Obsolete c4x-* and tic4x-*.
4073 * tree.h (edge_def): Remove.
4075 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4076 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4077 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4078 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4081 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4082 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4083 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4084 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4085 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4086 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4087 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4088 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4089 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4090 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4091 config/i386/cygming.h, config/i386/djgpp.h,
4092 config/i386/lynx.h, config/i386/netware.c,
4093 config/i386/winnt.c, config/ia64/ia64-c.c,
4094 config/iq2000/iq2000.c, config/m32r/little.h,
4095 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4096 config/m68k/m68k.md, config/mcore/mcore.c,
4097 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4098 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4099 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4100 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4101 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4102 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4103 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4104 config/s390/2064.md, config/s390/2084.md,
4105 config/s390/s390-modes.def, config/s390/s390-protos.h,
4106 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4107 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4108 config/vax/vax.c, config/vax/vax.h,
4109 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4112 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4114 * c-typeck.c (build_compound_expr): Correct logic in last change.
4116 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4118 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4119 parameters. Replace conditional move code with assert checking for
4120 ar.lc. Delete obsolete comments.
4121 (set_src_needs_barrier): Delete cond parameter, and code using it.
4122 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4123 assert checking for PR_REGS. Fix calls to update_set_flags and
4124 set_src_needs_barrier.
4125 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4126 callers. Rewrite explanatory comment before the function.
4127 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4130 2005-04-27 Mike Stump <mrs@apple.com>
4132 * doc/cpp.texi: gcc now implements universal character names.
4134 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4137 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4138 being a compound expression whose right-hand side is cast to void.
4140 2005-04-27 Caroline Tice <ctice@apple.com>
4142 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4143 Remove targetm.have_named_sections test.
4144 (fix_edges_for_rarely_executed_code): Likewise.
4145 (insert_section_boundary_note): Likewise.
4146 (reorder_basic_blocks): Check partitioning flag before calling
4147 verify_hot_cold_block_grouping.
4148 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4149 the function struct rather than global variables.
4150 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4151 (COLD_END_LABEL): Likewise
4152 (cold_text_section_label): New static global variable.
4153 (cold_end_label): Likewise.
4154 (dwarf2out_switch_text_section): Get hot/cold section labels from
4155 the function struct rather than global variables; test to make sure
4157 (output_aranges): Use cold_text_section_label and cold_end_label;
4158 check partitioning flag before putting out delta.
4159 (output_ranges): Remove incorrect code attempting to use
4161 (output_line_info): Get cold section label from function struct; test
4162 to make sure cfun is defined.
4163 (add_location_or_const_value_attribute): Likewise.
4164 (dwarf2out_var_location): Likewise.
4165 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4166 write out cold_text_section_label if partition flag is set.
4167 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4168 * function.h (struct function): Add new fields to point to hot/cold
4169 section labels: hot_section_label, cold_section_label,
4170 hot_section_end_label and cold_section_end_label; also add new field
4171 for cold text section name, unlikely_text_section_name.
4172 * opts.c (decode_options): Turn off partitioning flag if
4173 !targetm.have_named_sections.
4174 * output.h (hot_section_label): Remove.
4175 (hot_section_end_label): Remove.
4176 (cold_section_end_label): Remove.
4177 (unlikely_section_label): Remove.
4178 (unlikely_text_section_name): Remove.
4179 * passes.c (rest_of_handle_final): Remove extra blank line.
4180 * varasm.c (unlikely_section_label): Remove.
4181 (hot_section_label): Remove.
4182 (hot_section_end_label): Remove.
4183 (cold_section_end_label): Remove.
4184 (unlikely_text_section_name): Remove.
4185 (initialize_cold_section_name): Modify to call
4186 targetm.strip_name_encoding; to store cold section name in current
4187 function struct, if it exists; and to only use the decl_section_name
4188 if flag_named_sections is true.
4189 (unlikely_text_section): Modify to get section name out of current
4190 function struct, if there is one; otherwise build it from
4191 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4192 (in_unlikely_text_section): Likewise.
4193 (named_section): Modify to get/put cold section name in current function
4194 struct, if there is one.
4195 (function_section): Change 'bool unlikely' to 'int reloc'; check
4196 targetm.have_named_sections before calling named_section.
4197 (current_function_section): Likewise.
4198 (assemble_start_function): Modify to get/put unlikely_text_section_name
4199 in current function struct; modify to get hot/cold section labels
4200 from function struct; initialize labels using
4201 ASM_GENERATE_INTERNAL_LABEL;
4202 test partitioning flag before writing out hot section label.
4203 (assemble_end_function): Test partitioning flag before writing out
4204 hot/cold section labels.
4205 (default_section_type_flags_1): Get cold text section name from
4206 function struct if there is one; Set flags correctly for
4207 cold text section if there is not a current function struct.
4209 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4211 * tree-ssa-propagate.c (set_rhs): Revert last change.
4213 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4215 * explow.c (convert_memory_address): Add gcc_assert.
4217 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4219 * configure.ac: Check for ld --sysroot support.
4220 * gcc.c: Document %R specifier for specs.
4221 (SYSROOT_SPEC): New macro.
4222 (sysroot_spec): New variable.
4223 (static_specs): Add sysroot_spec.
4224 (main): Pass the sysroot spec to the linker if appropriate.
4225 * configure: Regenerated.
4226 * config.in: Likewise.
4228 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4230 * fold-const.c (fold_binary): Use build_fold_addr_expr
4231 for address calculation and INDIRECT_REF handling.
4233 2005-04-27 Andrew Haley <aph@redhat.com>
4235 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4237 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4239 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4240 pointer when thumb backtracing is on.
4242 * config/fp-bit.c (abort): Revert change.
4244 2005-04-27 Ian Lance Taylor <ian@airs.com>
4246 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4248 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4250 * tree-ssa-dce.c: Fix a comment typo.
4252 2005-04-27 David S. Miller <davem@davemloft.net>
4254 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4255 Kill setjmpless_size. current_function_calls_setjmp is completely
4256 computed when we are called, so just use the optimized size value
4257 instead of using REG_SAVE_AREA notes.
4258 (optimize_save_area_alloca): Delete....
4259 * rtl.h (optimize_save_area_alloca): Likewise...
4260 * passes.c (rest_of_compilation): and don't call it any more.
4261 * reg-notes.def (SAVE_AREA): Delete.
4263 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4265 * config/fp-bit.c (abort): Add noreturn attribute.
4267 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4268 gcc_unreachable as appropriate.
4269 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4270 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4271 ASM_OUTPUT_REG_POP): Likewise.
4273 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4275 * tree-complex.c (expand_vector_operations_1): Do not build
4276 VIEW_CONVERT_EXPR's for the lhs.
4278 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4280 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4281 unnecessary noncanonical RTL handling.
4282 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4283 gcc_assert and gcc_unreachable.
4285 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4286 gcc_unreachable as appropriate.
4287 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4288 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4289 use_return_insn, const_ok_for_op, arm_gen_constant,
4290 arm_canonicalize_comparison, legitimize_pic_address,
4291 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4292 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4293 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4294 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4295 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4296 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4297 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4298 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4299 output_call, output_mov_long_double_fpa_from_arm,
4300 output_mov_long_double_arm_from_fpa,
4301 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4302 output_move_double, arithmetic_instr, shift_op, int_log2,
4303 output_return_instruction, arm_output_function_prologue,
4304 arm_output_epilogue, arm_output_function_epilogue,
4305 emit_multi_reg_push, arm_get_frame_offsets,
4306 arm_compute_initial_elimination_offset, arm_expand_prologue,
4307 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4308 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4309 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4310 thumb_compute_initial_elimination_offset,
4311 thumb_output_function_prologue, thumb_load_double_from_address,
4312 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4313 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4314 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4315 * config/arm/arm.md (thumb_extendhisi2,
4316 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4317 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4318 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4319 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4320 * config/arm/cirrus.md (*cirrus_arm_movdi,
4321 *cirrus_movdf_hard_insn): Likewise.
4322 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4324 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4326 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4327 (num_ssa_names): Use VEC_length.
4328 (ssa_names): Use VEC_index.
4329 * tree-ssanames.c (ssa_names): Change the type to
4331 (init_ssanames, fini_ssa_names, make_ssanames,
4332 release_ssa_name): Update uses of ssa_names.
4334 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4335 Use fold_buildN instead of fold (buildN (...)).
4337 2005-04-27 Devang Patel <dpatel@apple.com>
4339 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4341 2005-04-27 Matt Thomas <matt@3am-software.com>
4342 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4344 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4345 (vax_output_mi_thunk): Ditto.
4346 (vax_notice_cc_update): Ditto.
4347 (INDEX_REGISTER_P): Add trailing \.
4348 (BASE_REGISTER_P): Add trailing \.
4349 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4351 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4353 * tree-ssa-propagate.c (set_rhs): Check operand of
4354 ADDR_EXPR for gimpliness, too.
4356 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4358 * tree-ssa-pre.c: Fix a comment typo.
4360 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4362 PR tree-optimization/21171
4363 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4364 record address uses if the reference is volatile.
4366 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4368 * tree-complex.c (expand_vector_operation): New, extracted from
4369 expand_vector_operations_1.
4370 (tree_vec_extract): Build a NOP_EXPR.
4371 (expand_vec_parallel): Do not care about returning the correct type.
4372 (expand_vector_operations_1): Call expand_vector_operation.
4373 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4375 * tree-complex.c (gate_expand_vector_operations): New.
4376 (pass_lower_vector_ssa): Use it.
4377 * tree-optimize.c (init_tree_optimization_passes): Include
4378 pass_lower_vector_ssa.
4379 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4380 (vectorizable_operation): Use it.
4381 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4382 integer modes for the vector type.
4384 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4385 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4386 Do not cope with UNITS_PER_SIMD_WORD == 0.
4387 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4388 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4389 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
4390 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4391 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4392 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4393 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4395 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
4396 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
4397 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
4399 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
4400 (UNITS_PER_SIMD_WORD): New.
4402 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4404 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
4405 gcc_unreachable as appropriate.
4406 (ia64_expand_load_address, ia64_expand_tls_address,
4407 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
4408 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
4409 next_scratch_gr_reg, ia64_initial_elimination_offset,
4410 ia64_expand_prologue, ia64_expand_epilogue,
4411 ia64_output_dwarf_dtprel, ia64_print_operand,
4412 ia64_register_move_cost, first_instruction, rws_access_regno,
4413 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
4414 ia64_sched_init, ia64_variable_issue,
4415 ia64_first_cycle_multipass_dfs_lookahead_guard,
4416 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
4417 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
4418 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
4419 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4420 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4421 * config/ia64/predicates.md (got_symbolic_operand,
4422 sdata_symbolic_operand): Likewise.
4423 * config/ia64/vect.md (vcondv2sf): Likewise.
4425 2005-04-27 Matt Thomas <matt@3am-software.com>
4427 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
4428 CONSTANT_ADDRESS_P in config/vax/vax.h
4429 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
4430 (INDEX_REGISTER_P): New.
4431 (BASE_REGISTER_P): New.
4432 (indirectable_constant_address_p): New. Adapted from
4433 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
4434 (indirectable_address_p): New. Adapted from
4435 INDIRECTABLE_ADDRESS_P in vax.h.
4436 (nonindexed_address_p): New. Adapted from
4437 GO_IF_NONINDEXED_ADDRESS in vax.h.
4438 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
4439 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
4440 (legitimate_address_p): New. Adapted from
4441 GO_IF_LEGITIMATE_ADDRESS in vax.h.
4442 (vax_mode_dependent_address_p): New. Adapted from
4443 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
4444 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
4445 legitimate_constant_address_p.
4446 (CONSTANT_P): Use legitimate_constant_p.
4447 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
4448 (INDIRECTABLE_ADDRESS_P): Removed.
4449 (GO_IF_NONINDEXED_ADDRESS): Removed.
4450 (INDEX_TEMP_P): Removed.
4451 (GO_IF_REG_PLUS_INDEX): Removed.
4452 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
4453 definitions, depending on whether REG_OK_STRICT is defined.
4454 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
4455 Two definitions, depending on whether REG_OK_STRICT is defined.
4456 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
4458 (legitimate_constant_p): Prototype added.
4459 (legitimate_address_p): Prototype added.
4460 (vax_mode_dependent_address_p): Prototype added.
4462 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4464 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
4466 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4469 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
4472 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4475 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
4476 assertion failures, if __gcc_host_wide_int__ is not properly
4478 (init_dynamic_diag_info): Give errors, not assertion failures, if
4479 location_t, tree or __gcc_host_wide_int__ are not properly
4482 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4484 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
4485 n_iv_uses, iv_use, n_iv_cands, iv_cand,
4486 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
4487 prepare_decl_rtl, free_loop_data,
4488 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
4491 * tree.h (tree_phi_node): Add a comment about the order of PHI
4494 2005-04-26 Paul Brook <paul@codesourcery.com>
4496 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
4498 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
4500 * config/mips.mips.c (mips_legitimize_tls_address): Use
4503 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
4504 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
4505 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
4507 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
4510 2005-04-26 Jeff Law <law@redhat.com>
4512 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
4513 (op_iter_init_must_and_may_def): Likewise.
4514 (unmodifiable_var_p): Move to a later point in the file.
4515 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
4516 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
4517 (dse_record_phis): Directly check for virtual operands rather than
4518 using need_imm_uses_for.
4519 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
4520 store has multiple V_{MAY,MUST}_DEF operands.
4522 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
4524 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
4527 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4529 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
4530 call to find_edge outside a loop to go through a PHI chain.
4532 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
4534 PR tree-optimization/17598
4535 * fold-const.c (fold_binary): Fold comparisons of addresses
4536 of COMPONENT_REFs which reference the same field to
4537 comparisons of the addresses of the base objects.
4539 2005-04-26 Julian Brown <julian@codesourcery.com>
4541 * config/arm/arm.c (arm_return_in_msb): New function.
4542 (arm_must_pass_in_stack): New function.
4543 (TARGET_RETURN_IN_MSB): Define target hook.
4544 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4545 (arm_function_value): Pad small aggregate return.
4546 (arm_pad_arg_upward): New function.
4547 (arm_pad_reg_upward): New function.
4548 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4549 (FUNCTION_ARG_PADDING): Define macro.
4550 (BLOCK_REG_PADDING): Define macro.
4551 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4552 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4553 (arm_pad_reg_upward): Declare function.
4555 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4557 * basic-block.h (ei_cond): New.
4558 (FOR_EACH_EDGE): Call ei_cond.
4560 PR tree-optimization/21047
4561 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4562 (fold): Don't handle ASSERT_EXPR.
4564 2005-04-25 Roger Sayle <roger@eyesopen.com>
4566 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4567 all writes to any stack register as a read/write dependency on
4569 (sched_analyze_2): Likewise, for reads from any stack register.
4571 2005-04-25 Richard Henderson <rth@redhat.com>
4573 * final.c (output_addr_const): Revert 2005-04-09 change.
4575 2005-04-25 Mike Stump <mrs@apple.com>
4577 * config/darwin.c (darwin_encode_section_info): Always set
4578 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4580 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4582 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4583 gensupport.c, protoize.c, toplev.c: Replace calls to
4584 `unlock_stream' with `unlock_std_streams'.
4586 2005-04-25 Devang Patel <dpatel@apple.com>
4588 * dbxout.c (dbxout_type): Emit attribute vector.
4590 2005-04-05 Paul Brook <paul@codesourcery.com>
4592 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4593 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4594 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4595 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4596 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4597 (register_dtor_fn): Likewise.
4598 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4600 2005-04-25 Ian Lance Taylor <ian@airs.com>
4602 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4603 * c-common.h (EXPR_STMT_EXPR): Don't define.
4604 (c_common_stmt_codes): Don't define.
4605 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4606 * c-gimplify.c (gimplify_expr_stmt): Remove.
4607 (c_gimplify_expr): Remove EXPR_STMT case.
4608 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4609 to INIT_STATEMENT_CODES.
4610 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4612 2005-04-25 Jan Hubicka <jh@suse.cz>
4614 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4616 * except.c: Include diagnostic.h
4617 (dump_eh_tree, verify_eh_tree): New functions.
4618 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4619 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4620 (dump_function_to_file): dump eh tree.
4621 * tree-eh.c (mark_eh_edge): New function.
4622 (mark_eh_edge_found_error): New static variable.
4623 (verify_eh_edges): New function.
4625 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4627 * tree-ssa-alias.c (fieldoff_t): Remove.
4628 (fieldoff_s): typedef the structure itself. Create a vector of
4630 (push_fields_onto_fieldstack): Return count of fields pushed.
4631 Remove peeling of first field. Adjust.
4632 (fieldoff_compare): Adjust.
4633 (create_overlap_variables_for): Adjust.
4635 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4637 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4639 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4642 * doc/install.texi: Document correct assembler and linker to use
4643 on i?86-*-solaris2.10.
4645 2005-04-25 Steven Bosscher <stevenb@suse.de>
4647 Fix PR tree-optimization/21173
4649 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4650 Unshare expression we pass to force_gimple_operand.
4652 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4653 Stephen Clarke <stevec@superh.com>
4654 Roger Sayle <roger@eyesopen.com>
4656 PR rtl-optimization/20413
4657 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4658 VOIDmode for LABEL_REF.
4659 * final.c (shorten_branches): Likewise.
4660 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4661 * loop.c (reg_dead_after_loop): Likewise.
4662 * varasm.c (decode_addr_const): Likewise.
4663 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4665 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4667 * config.gcc (avr-*-*): Remove redundant "case".
4669 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4671 * tree-vect-analyze.c (vect_mark_relevant): Take
4672 VEC(tree,heap) instead of varray_type as an argument.
4673 (vect_mark_stmts_to_be_vectorized): Change the type of
4674 worklist to VEC(tree,heap). Adjust uses of worklist.
4676 2005-04-24 Devang Patel <dpatel@apple.com>
4678 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4680 2005-04-24 Ian Lance Taylor <ian@airs.com>
4682 * c-semantics.c (build_stmt): Remove test of specific tree codes
4683 for TREE_SIDE_EFFECTS handling.
4685 2005-04-24 Per Bothner <per@bothner.com>
4687 * c-opts.c (finish_options): Make the line-number of the <built-in>
4688 location 0, as assumed elsewhere, rather than 1.
4690 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4692 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4694 (tree_ssa_uncprop, uncprop_finalize_block,
4695 uncprop_initialize_block): Update uses of equiv_stack.
4697 2005-04-24 Richard Henderson <rth@redhat.com>
4700 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4701 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4703 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4704 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4705 <DIV, MOD>: Likewise.
4707 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4709 * collect2.c (main): Unlock the stdio streams.
4710 * gcc.c (main): Likewise.
4711 * gcov-dump.c (main): Likewise.
4712 * gcov.c (main): Likewise.
4713 * gen-protos.c (main): Likewise.
4714 * gensupport.c (init_md_reader_args_cb): Likewise.
4715 * protoize.c (main): Likewise.
4716 * toplev.c (general_init): Likewise.
4718 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4721 * cgraph.h (cgraph_local_info): Add vtable_method field.
4722 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4723 and node is vtable_method, finalized and not reachable, don't do
4726 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4728 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4730 * tree-ssa-pre.c (create_value_expr_from): Use
4731 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4732 * tree-ssa-propagate.c (stmt_makes_single_load,
4733 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4734 * tree-vect-transform.c (vect_is_simple_cond): Use
4736 * tree-vrp.c (extract_range_from_assert,
4737 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4740 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4741 of tpa_to_clear to VEC(int,heap). Update uses of
4742 tpa_to_clear. Free tpa_to_clear at the end.
4744 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4746 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4749 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4751 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4752 and gcc_unreachable as appropriate.
4753 (num_insns_constant, output_vec_const_move,
4754 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4755 rs6000_emit_set_const, rs6000_emit_move,
4756 spe_build_register_parallel, function_arg,
4757 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4758 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4759 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4760 rs6000_common_init_builtins, expand_block_clear,
4761 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4762 extract_ME, rs6000_get_some_local_dynamic_name,
4763 rs6000_output_function_entry, print_operand,
4764 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4765 output_cbranch, output_e500_flip_gt_bit,
4766 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4767 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4768 compute_save_world_info, rs6000_stack_info,
4769 rs6000_emit_load_toc_table, rs6000_frame_related,
4770 spe_synthesize_frame_save, rs6000_emit_epilogue,
4771 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4772 output_function_profiler, rs6000_trampoline_size,
4773 rs6000_initialize_trampoline, find_addr_reg,
4774 rs6000_machopic_legitimize_pic_address,
4775 rs6000_initial_elimination_offset,
4776 rs6000_dbx_register_number): Likewise.
4777 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4778 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4779 *movti_power, *movti_string, call, call_value, sibcall,
4780 sibcall_value): Likewise.
4781 * config/rs6000/spe.md (*movdf_e500_double,
4782 *movv2si_internal): Likewise.
4783 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4786 2005-04-24 Richard Henderson <rth@redhat.com>
4789 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4790 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4791 Deny modes smaller than 4 bytes.
4792 * config/i386/i386-protos.h: Update.
4794 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4796 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4797 Switch h8300-*-rtems* to ELF.
4799 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4801 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4803 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4805 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4807 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4810 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4812 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4814 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4815 definitions of ssa names in condition. Split recusive part to ...
4816 (tree_simplify_using_condition_1): New function.
4817 (expand_simple_operations): New function.
4819 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4821 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4822 (find_interesting_uses_cond): Do not use integer_zerop and
4823 integer_nonzerop to check for integer constants.
4824 (set_use_iv_cost): Record the value field.
4825 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4826 determine_use_iv_cost_outer): Set the value field of the cost pair.
4827 (may_eliminate_iv): Do not return the comparison code.
4828 (iv_elimination_compare): New function.
4829 (determine_use_iv_cost_condition): Set the value field. Record
4830 noneliminable invariants correctly.
4831 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4833 2005-04-23 DJ Delorie <dj@redhat.com>
4835 * diagnostic.c (warning): Accept parameter to classify warning option.
4836 (warning0): New, for when a pointer to an error() like function is needed.
4837 * errors.c (warning): Likewise.
4838 * errors.h (warning, warning0): Adjust prototypes.
4839 * toplev.h (warning, warning0): Likewise.
4841 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4842 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4843 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4844 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4845 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
4846 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4847 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
4848 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
4850 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4851 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
4852 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
4853 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
4854 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
4855 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
4856 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4857 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
4858 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
4859 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
4860 config/rs6000/aix52.h, config/rs6000/darwin.h,
4861 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
4862 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4863 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
4864 config/stormy16/stormy16.c, config/v850/v850-c.c,
4865 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
4868 2005-04-23 Richard Henderson <rth@redhat.com>
4871 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
4872 performing some integral scalar simplifications.
4874 2005-04-23 Richard Henderson <rth@redhat.com>
4877 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
4878 simplifying CONST_VECTOR.
4880 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4882 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4883 heap as an argument. Update uses of stack.
4884 (calculate_live_on_entry): Allocate stack on heap.
4886 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
4887 partition_link and tpa_nodes on heap.
4889 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
4890 (mark_stmt_necessary, propagate_necessity,
4891 mark_really_necessary_kill_operand_phis): Update uses of
4893 (tree_dce_init): Allocate worklist using VEC_alloc.
4894 (tree_dce_done): Free worklist using VEC_free.
4896 2005-04-23 Mike Stump <mrs@apple.com>
4898 * config/darwin.c (machopic_indirection_name): Don't use
4900 (darwin_emit_unwind_label): Use user_label_prefix instead of
4903 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4905 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
4907 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
4909 * config.gcc <cris-*>: Specify .opt files.
4910 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
4911 config/cris/linux.opt: New files.
4912 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
4913 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4914 (TARGET_ELF): Override to 0.
4915 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
4916 -melinux-stacksize=N.
4917 * config/cris/cris.c: (cris_handle_option): New function.
4918 (TARGET_DEFAULT_TARGET_FLAGS): Override.
4919 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
4920 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
4921 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
4922 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
4923 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
4924 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
4925 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
4926 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
4927 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
4928 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
4929 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
4930 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
4931 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
4932 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
4933 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
4934 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
4935 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4936 (TARGET_LINUX): Define 0.
4937 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4938 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
4939 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
4940 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
4941 (TARGET_LINUX): Override to 1.
4942 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4944 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
4946 * haifa-sched.c (schedule_block): Fix thinko in previous
4947 assertification patch.
4949 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
4951 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
4952 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
4953 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4954 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
4955 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
4956 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4957 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
4959 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
4960 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
4961 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
4962 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
4963 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
4964 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
4965 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
4966 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
4967 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
4968 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
4969 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
4970 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
4971 (SUBTARGET_OPTIONS): Delete.
4972 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
4973 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
4974 instead of a string.
4975 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
4976 (pa_cpu_string, pa_unix_string): Delete.
4977 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
4978 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
4980 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4981 (pa_handle_option): New function.
4982 (override_options): Remove handling of -march=, -mfixed-range=,
4983 -mschedule= and -munix=.
4984 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
4985 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
4986 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
4987 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
4988 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
4989 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
4990 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
4992 * config/pa/pa.opt: New file.
4993 * config/pa/pa-hpux.opt: New file.
4994 * config/pa/pa-hpux1010.opt: New file.
4995 * config/pa/pa-hpux1111.opt: New file.
4996 * config/pa/pa64-hpux.opt: New file.
4998 2005-04-22 David S. Miller <davem@davemloft.net>
5000 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5001 integer when it's mode is VOIDmode not DImode.
5003 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5005 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5006 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5007 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5008 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5009 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5010 "bne- $-xxx" rather than local labels.
5011 (sync_lock_release<mode>): Add second operand.
5012 (lwsync): Use .long rather than a more meaningful opcode.
5013 * doc/md.texi (Standard Names): Add description of second
5014 parameter to sync_lock_test_and_set.
5016 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5018 PR tree-optimization/21088
5019 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5021 * tree-vrp.c (compare_values): Use fold_binary to compare
5022 pointers. Use boolean_type_node as the type of a comparison
5023 expression being folded.
5024 * tree.h: Add prototypes for fold_unary, fold_binary,
5027 * tree-ssa-dom.c: Fix formatting.
5029 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5031 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5032 * lambda-code.c (perfect_nestify): Mark virtual operands in
5033 the moved statement for renaming.
5034 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5035 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5036 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5037 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5038 * tree-flow.h (struct var_ann_d): Update comments.
5039 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5040 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5041 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5042 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5043 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5044 debug_names_replaced_by): Remove declarations.
5045 (delete_update_ssa, get_current_def, set_current_def): Declare.
5046 (rewrite_into_loop_closed_ssa): Add new argument. Update
5048 * tree-into-ssa.c: Include params.h.
5049 (old_virtual_ssa_names): Remove. Update all users.
5050 (need_to_replace_names_p): Remove. Update all users.
5051 (struct update_ssa_stats_d): Declare.
5052 (update_ssa_stats): New local.
5053 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5054 dump_tree_ssa_stats, debug_tree_ssa_stats,
5055 dump_update_ssa, debug_update_ssa,
5056 dump_names_replaced_by, debug_names_replaced_by): Declare.
5057 (get_current_def, set current_def): Make extern.
5058 (is_old_name, is_new_name): Protect against references
5059 past the end of the sets.
5060 (add_new_name_mapping): Assert that OLD and NEW are
5061 different SSA names for the same symbol.
5062 When adding a virtual mapping, update stats for virtual
5064 (insert_phi_nodes_for): If UPDATE_P is true, create the
5065 LHS of the new PHI by duplicating SSA name VAR.
5066 (insert_phi_nodes_1): Remove. Update all users.
5067 (insert_phi_nodes): Remove second argument. Update all
5069 (maybe_replace_use, maybe_replace_def): New.
5070 (rewrite_update_stmt): Call them.
5071 (mark_def_interesting): Remove calls to is_gimple_reg.
5072 (prepare_phi_args_for_update): Remove. Update all users.
5073 (prepare_block_for_update): Only process virtual operands
5074 and GIMPLE registers in normal form.
5075 (prepare_use_sites_for): New.
5076 (prepare_names_to_update): Rename from prepare_def_sites.
5077 Call prepare_use_sites_for.
5078 (dump_update_ssa): Rename from dump_repl_tbl.
5080 Show statistics for virtual mapping heuristic.
5081 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5082 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5083 (delete_update_ssa): Make extern.
5084 (mark_set_for_renaming): If the set is empty, do nothing.
5085 (release_ssa_name_after_update_ssa): Update comment.
5086 (insert_updated_phi_nodes_for): Do not remove existing
5087 PHI nodes for symbols.
5088 (switch_virtuals_to_full_rewrite_p): New.
5089 (switch_virtuals_to_full_rewrite): New.
5090 (update_ssa): Call them.
5091 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5092 for every statement before updating.
5093 If all the names in NEW_SSA_NAMES have been marked for
5094 removal, do nothing.
5095 Only start at the top of the CFG if there are symbols in
5097 (ssa_rewrite_finalize_block): Remove.
5098 (ssa_register_new_def): Remove.
5099 (ssa_rewrite_stmt): Remove.
5100 (ssa_rewrite_phi_arguments): Remove.
5101 (ssa_rewrite_initialize_block): Remove.
5102 (ssa_mark_def_sites): Remove.
5103 (ssa_mark_def_sites_initialize_block): Remove.
5104 (ssa_mark_phi_uses): Remove.
5105 (rewrite_ssa_into_ssa): Remove.
5106 * tree-phinodes.c (find_phi_node_for): Remove.
5107 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5109 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5110 Remove calls to verify_dominators and
5111 verify_loop_structure.
5112 (tree_unswitch_single_loop): Call update_ssa.
5113 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5116 (delete_tree_ssa): Assert that need_ssa_update_p returns
5118 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5119 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5120 free_new_names): Remove. Update all users.
5121 (rename_use_op): Call get_current_def.
5122 (rename_variables_in_bb): Do not handle any real or
5124 (slpeel_update_phis_for_duplicate_loop): Call
5125 get_current_def and set_current_def instead of using
5127 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5128 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5129 ssa_names_to_replace and delete_update_ssa.
5130 * doc/invoke.texi: Document --param min-virtual-mappings
5131 and --param virtual-mappings-ratio.
5133 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5135 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5136 for newly created PHI nodes.
5137 Call create_new_def_for for every new V_MAY_DEF and
5138 V_MUST_DEF on the copied statement.
5139 (struct ssa_name_map_entry): Remove.
5140 (ssa_name_map_entry_hash): Remove.
5141 (ssa_name_map_entry_eq): Remove.
5142 (allocate_ssa_names): Remove.
5143 (rewrite_to_new_ssa_names_def): Remove.
5144 (rewrite_to_new_ssa_names_use): Remove.
5145 (rewrite_to_new_ssa_names_bb): Remove.
5146 (rewrite_to_new_ssa_names): Remove.
5147 (tree_duplicate_sese_region): Remove variables ver,
5148 definitions, phi, ssa_name_map and bi.
5149 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5152 update_ssa instead of rewrite_ssa_into_ssa.
5153 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5155 (find_uses_to_rename_use): Add argument 'need_phis'.
5156 (find_uses_to_rename_stmt): Do not scan virtual operands.
5157 (find_uses_to_rename): Only scan PHI nodes for
5159 (rewrite_into_loop_closed_ssa): Call update_ssa.
5160 (check_loop_closed_ssa_use): Ignore virtual operands.
5161 (check_loop_closed_ssa_stmt): Likewise.
5162 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5164 (rename_variables, set_phi_def_stmts): Remove.
5165 (tree_duplicate_loop_to_header_edge): Reformat comment.
5166 Remove variables BB, I and DEFINITIONS.
5167 Call need_ssa_update_p.
5169 (lv_adjust_loop_header_phi): Reformat comment.
5170 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5171 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5172 mark_for_rewrite, unmark_all_for_rewrite,
5173 marked_ssa_names): Remove. Update all users.
5174 (release_ssa_name): If VAR has been registered for SSA
5175 updating, do nothing.
5176 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5177 (build_assert_expr_for): Call register_new_name_mapping.
5178 (insert_range_assertions): Update call to update_ssa.
5179 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5180 marked_for_rewrite_p, any_marked_for_rewrite_p,
5181 marked_ssa_names): Remove.
5183 2005-04-22 Jeff Law <law@redhat.com>
5185 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5186 (restore_currdefs_to_original_value): Likewise.
5187 (register_definitions_for_stmt): Likewise.
5188 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5189 for each variable. Do not allocate/free block_defs_stack either.
5190 Do not iterate if we just thread jumps. Only iterate if the
5191 tree_cleanup_cfg does useful work (temporary).
5192 (dom_opt_initialize_block): No longer push a marker on
5194 (dom_opt_finalize_block): Removal call to restore currdefs.
5195 Relax restrictions for recording edge equivalences.
5196 (record_equivalences_from_phis): No longer need to track
5198 (optimize_stmt): Similarly.
5199 (thread_across_edge): Simplify by removing the requirement that
5200 statements in the block we are threading through must be nops.
5201 (initialize_hash_element): Handle GOTO_EXPR.
5203 2005-04-22 David S. Miller <davem@davemloft.net>
5205 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5207 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5208 fix check on CONST_DOUBLE mode. It should be VOIDmode
5209 when it is representing an integer.
5211 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5213 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5214 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5215 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5216 find_char_info_specifier_index,
5217 find_length_info_modifier_index): Likewise.
5218 * c-typeck.c (composite_type, pop_init_level): Likewise.
5219 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5220 * cse.c (cse_insn): Likewise
5221 * dominance.c (calc_dfs_tree): Likewise
5222 dwarf2out.c (loc_descriptor_from_tree_1,
5223 add_abstract_origin_attribute, force_decl_die,
5224 force_type_die): Likewise
5225 emit-rtl.c (operand_subword_force): Likewise
5226 explow.c (hard_function_value): Likewise
5227 expmed.c (store_bit_field, expand_divmod,
5228 emit_store_flag_force): Likewise
5229 expr.c (emit_move_multi_word, store_expr,
5230 expand_expr_real_1): Likewise
5231 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5232 output_operand): Likewise
5233 flow.c (recompute_reg_usage): Likewise
5234 * function.c (assign_stack_temp_for_type, assign_temp,
5235 handle_epilogue_set): Likewise
5236 * genextract.c (main): Likewise
5237 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5238 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5239 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5240 ready_remove, rm_line_notes, rm_other_notes,
5241 schedule_block): Likewise
5242 mips-tfile.c (copy_object, out_of_bounds): Likewise
5244 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5247 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5248 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5249 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5250 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5252 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5254 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5256 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5257 (gcc_tree_to_linear_expression): Convert to heap allocated
5259 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5260 lbv_to_gcc_expression, lle_to_gcc_expression,
5261 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5262 perfect_nestify): Likewise.
5263 lambda.h (gcc_loopnest_to_lambda_loopnest,
5264 lambda_loopnest_to_gcc_loopnest): Likewise.
5265 tree-loop-linear.c (linear_transform_loops): Likewise.
5267 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5269 * config/sparc/predicates.md (arith_double_operand): Use
5270 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5271 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5272 (DImode, DFmode constant splitters): Likewise. Remove code for
5273 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5274 (logical constant splitters): Use const_int_operand predicate.
5275 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5276 HOST_BITS_PER_WIDE_INT < 64.
5278 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5280 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5281 gcc_unreachable as appropriate.
5282 (force_mode, emit_move_sequence, singlemove_string,
5283 output_move_double, output_fp_move_double, find_addr_reg,
5284 output_block_move, output_block_clear, output_and,
5285 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5286 pa_adjust_cost, pa_issue_rate, print_operand,
5287 output_global_address, output_arg_descriptor, output_cbranch,
5288 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5289 output_call): Likewise.
5290 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5291 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5293 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5295 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5296 _gcov_pow2_profiler and _gcov_one_value_profiler.
5297 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5298 (GTFILES): Add $(srcdir)/tree-profile.c.
5299 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5300 __gcov_one_value_profiler): Declare.
5301 * gimplify.c (force_gimple_operand): Check whether the statements
5302 should be produced in ssa form.
5303 (force_gimple_operand_bsi): New function.
5304 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5305 __gcov_one_value_profiler): New functions.
5306 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5307 the profiled value is a power of two or not.
5308 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5309 * tree-flow.h (in_ssa_p): Declare.
5310 (force_gimple_operand_bsi): Declare.
5311 * tree-into-ssa.c (in_ssa_p): New variable.
5312 (rewrite_into_ssa): Set in_ssa_p.
5313 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5314 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5315 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5316 tree_one_value_profiler_fn): New variables.
5317 (tree_init_edge_profiler): Initialize the profiler function decls.
5318 (tree_gen_edge_profiler): Use global gcov_type_node.
5319 (prepare_instrumented_value): New function.
5320 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5321 tree_gen_one_value_profiler): Call the library functions instead of
5322 creating instrumentation code.
5323 * tree.c (build_fn_decl): New function.
5324 * tree.h (build_fn_decl): Declare.
5325 * value-prof.c (rtl_divmod_values_to_profile,
5326 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5327 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5328 Do not handle may_be_other and precise values of exponents at pow2
5330 (tree_mod_subtract_transform): Reflect that value field of
5331 histogram has changed meaning.
5332 (tree_divmod_values_to_profile): Record the values correctly.
5333 (tree_values_to_profile): Update comment.
5334 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5336 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5338 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5341 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5343 * config/i386/i386.md (length_immediate): Use gcc_assert or
5344 gcc_unreachable, as appropriate.
5345 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5346 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5347 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5348 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5349 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5350 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5351 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5352 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5353 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5354 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5355 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5356 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5357 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5358 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5359 *prefetch_sse_rex): Likewise.
5360 * config/i386/predicates.md (x86_64_immediate_operand,
5361 x86_64_zext_immediate_operand, symbolic_operand,
5362 no_seg_address_operand, aligned_operand,
5363 memory_displacement_operand): Likewise.
5364 * config/i386/sse.md (*mov<mode>_internal,
5365 *movv2df_internal): Likewise.
5367 2005-04-22 Jan Hubicka <jh@suse.cz>
5369 * Makefile.in (ipa.o, ipa-inline.o): New files.
5370 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5371 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5372 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5373 * cgraphunit.c (cgraph_default_inline_p,
5374 cgraph_decide_inlining_incrementally, ncalls_inlined,
5375 nfunctions_inlined, initial_insns, overall_insns,
5376 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5377 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5378 cgraph_mark_inline, cgraph_check_inline_limits,
5379 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5380 update_callee_keys, lookup_recursive_calls,
5381 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5382 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5383 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5384 pass_ipa_inline): Move to ipa-inline.c
5385 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5387 * ipa-inline.c: New file.
5389 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5391 * doc/invoke.texi (SPARC options): Document that -mapp-regs
5392 is turned off by default on Solaris.
5394 2005-04-21 Roger Sayle <roger@eyesopen.com>
5396 * c-common.h (objc_build_method_signature): Update prototype.
5397 * stub-objc.c (objc_build_method_signature): Update the stub
5398 implementation to accept and ignore additional parameter.
5399 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
5400 the value of ellipsis to objc_build_method_signature instead
5401 of setting TREE_OVERFLOW on the parms TREE_LIST node.
5403 2005-04-21 Geoffrey Keating <geoffk@apple.com>
5405 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
5406 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
5407 gen_rtx_* not gen_rtx_fmt_*.
5408 (rs6000_emit_vector_select): Likewise.
5409 (rs6000_emit_sync): New.
5410 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
5411 (larx, stcx, cmp): New mode substitutions.
5412 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
5413 UNSPEC_ISYNC): New constants.
5414 (rlwinm): Give name.
5415 (memory_barrier, isync, lwsync): New insns.
5416 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
5417 (sync_lock_release<mode>): New expander.
5418 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
5419 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
5420 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
5421 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
5422 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
5423 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
5424 (sync_add<mode>_internal, sync_addshort_internal,
5425 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
5426 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
5427 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
5429 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
5430 is the memory before, not after, the operation. Clarify
5431 barrier requirements.
5433 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5435 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
5436 * lambda.h (lambda_vector_min_nz): Likewise.
5437 * langhooks.h (struct lang_hooks_for_types,
5438 struct lang_hooks): Likewise.
5439 * output.h (assemble_integer, this_is_asm_operands): Likewise.
5442 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
5444 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
5445 comments to avoid 'abort'. Use gcc_assert as necessary.
5446 * opts.c (common_handle_option): Likewise.
5447 * pretty-print.c (pp_base_format_text): Likewise.
5448 * print-rtl.c (print_rtx): Likewise.
5449 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
5450 * regmove.c (try_auto_increment): Likewise.
5451 * reload.c (find_valid_class, find_reloads_toplev,
5452 find_equiv_reg): Likewise.
5453 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
5454 merge_assigned_reloads): Likewise.
5455 * tree-inline.c (inline_forbidden_p_1,
5456 estimate_num_insns_1): Likewise.
5457 * tree-optimize.c (execute_todo): Likewise.
5458 * tree-outof-ssa.c (eliminate_phi): Likewise.
5459 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
5460 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
5461 * tree-ssa-operands.c (parse_ssa_operands,
5462 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
5463 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
5464 * tree-ssanames.c (release_ssa_name): Likewise.
5465 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
5466 walk_tree): Likewise.
5468 * tree-ssa-operands.c (verify_abort): Fold into ..
5469 (verify_imm_links): ... here.
5471 2005-04-21 Richard Henderson <rth@redhat.com>
5473 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
5474 on non-memory operand for previous inversion.
5476 2005-04-21 Devang Patel <dpatel@apple.com>
5478 PR optimization/20994
5479 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
5480 x = !(a == b) : p , q;.
5481 (pass_if_conversion): Verify stmts and flow.
5483 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5485 * optabs.c (gen_conditional_trap): Restore #define.
5487 * alias.c (true_dependence): Remove 'abort' from comments. Use
5488 gcc_assert and gcc_unreachable as appropriate.
5489 (canon_true_dependence): Likewise.
5490 * bb-reorder.c (connect_traces): Likewise.
5491 * c-common.c (c_add_case_label): Likewise.
5492 * c-decl.c (finish_function): Likewise.
5493 * caller-save.c (insert_restore, insert_save): Likewise.
5494 * cfg.c (update_bb_profile_for_threading): Likewise.
5495 * cfganal.c (flow_active_insn_p): Likewise.
5496 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5497 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
5498 cfg_layout_merge_blocks): Likewise.
5499 * ifcvt.c (cond_exec_process_insns, merge_if_block,
5500 find_if_block): Likewise.
5501 * integrate.c (allocate_initial_values): Likewise.
5502 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
5503 swap_condition, unsigned_condition, signed_condition,
5504 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
5505 reg_or_subregno): Likewise.
5506 * lambda-code.c (lambda_compute_auxillary_space,
5507 lambda_transform_legal_p): Likewise.
5508 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
5509 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
5510 lhd_incomplete_type_error, lhd_expand_expr,
5511 lhd_types_compatible_p, lhd_tree_size): Likewise.
5512 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
5513 * local-alloc.c (update_equiv_regs): Likewise.
5514 * loop-unroll.c (peel_loop_completely
5515 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
5516 peel_loop_simple, unroll_loop_stupid,
5517 analyze_iv_to_split_insn): Likewise.
5518 * loop.c (gen_prefetch, find_and_verify_loops,
5519 basic_induction_var): Likewise.
5520 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
5521 * value-prof.c (tree_find_values_to_profile): Likewise.
5522 * varasm.c (named_section, default_assemble_integer,
5523 decode_addr_const): Likewise.
5525 2005-04-21 Alan Modra <amodra@bigpond.net.au>
5526 Fariborz Jahanian <fjahanian@apple.com>
5528 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
5529 portion of argument passed in fpr.
5530 * expr.c (emit_push_insn): Fix computation of 'offset' used to
5531 decide on partial argument save on stack.
5533 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5535 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5538 2005-04-21 Jan Hubicka <jh@suse.cz>
5540 * cgraphunit.c: Include tree-pass.h
5541 (cgraph_decide_recursive_inlining,
5542 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5543 cgraph_decide_inlining): Dump goes to dump_file.
5544 (cgraph_optimize): Call ipa passes instead of inliner.
5545 (cgraph_gate_inlining, pass_ipa_inline): New.
5546 * tree-optimize.c (all_ipa_passes): New static variable.
5547 (register_one_dump_file): Dead with IPA passes.
5548 (register_dump_files): Likewise.
5549 (init_tree_optimization_passes): Initialize IPA passes.
5550 (execute_todo): Do cgraph dump when asked to, do not dump function body
5552 * tree-pass.h (TODO_dump_cgraph): New macro.
5553 (ipa_passes): Declare.
5554 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5556 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5558 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5559 gcc_assert instead of abort.
5560 (classify_argument, examine_argument, construct_container,
5561 contains_128bit_aligned_vector_p, ix86_check_movabs,
5562 standard_80387_constant_opcode, standard_80387_constant_rtx,
5563 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5564 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5565 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5566 legitimize_tls_address, output_pic_addr_const,
5567 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5568 get_some_local_dynamic_name, print_operand, print_operand_address,
5569 output_387_binary_op, emit_i387_cw_initialization,
5570 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5571 ix86_expand_clear, ix86_expand_binary_operator,
5572 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5573 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5574 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5575 ix86_expand_branch, ix86_expand_setcc,
5576 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5577 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5578 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5579 memory_address_length, ix86_attr_length_immediate_default,
5580 ix86_attr_length_address_default, ix86_agi_dependant,
5581 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5582 ix86_expand_binop_builtin, ix86_force_to_memory,
5583 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5584 x86_emit_floatuns): Likewise.
5585 * config/i386/netware.c (gen_regparm_prefix,
5586 i386_nlm_strip_name_encoding): Likewise.
5587 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5589 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5591 * optabs.c (gen_condiational_trap): Remove #define.
5592 (add_equal_note): Assertify. Remove explicit indirection from
5593 call via function pointer.
5594 (expand_ternary_op, expand_simple_binop, expand_binop,
5595 expand_twoval_unop, expand_twoval_binop,
5596 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5597 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5598 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5599 prepare_float_lib_cmp, emit_conditional_move,
5600 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5601 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5602 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5603 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5605 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5607 * vec.h: Update API to separate allocation mechanism from type.
5608 (VEC_safe_grow): New.
5609 * vec.c (calculate_allocation): New.
5610 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5611 (vec_gc_free, vec_heap_free): Remove.
5612 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5614 (mangle_macro_name): New.
5615 (struct macro_def): New.
5616 (struct macro): Add multiple argument values.
5617 (macro_expans_end): New.
5618 (push_macro_expansion): Chain on new macro. Process multiple
5619 args, create follow on expansion. Return follow on argument.
5620 (macro_input): Deal with multiple arguments.
5622 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5623 (struct tree_binfo): Adjust.
5624 * basic-block.h: Define VEC(edge,gc).
5625 (struct edge_def): Adjust.
5626 (struct basic_block_def, struct edge_iterator): Likewise.
5627 (ei_container, ei_start_1, ei_last_1): Likewise.
5628 * cfg.c (connect_src, connect_dest): Likewise.
5629 * cfgrtl.c (force_nonfallthru_and_redirect)
5630 * dbxout.c (dbxout_type)
5631 * dwarf2out.c (gen_member_die)
5632 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5633 (gcc_tree_to_linear_expression): Adjust.
5634 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5635 lbv_to_gcc_expression, lle_to_gcc_expression,
5636 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5637 perfect_nestify): Likewise.
5638 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5639 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5640 * profile.c (instrument_values): Adjust.
5641 * tree-cfg.c (modified_noreturn_calls): Adjust.
5642 (remove_fallthru_edge): Likewise.
5643 * tree-dump.c (dequeue_and_dump): Adjust.
5644 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5645 * tree-flow.h (modified_noreturn_calls): Adjust.
5646 (tree_on_heap): Remove. (yay!)
5647 (register_new_def): Adjust.
5648 * tree-into-ssa.c: Define VEC(int,heap).
5649 (block_defs_stack): Adjust.
5650 (find_idf, insert_phi_nodes, register_new_def,
5651 rewrite_initialize_block, rewrite_finalize_block,
5652 register_new_update_single, rewrite_update_init_block,
5653 rewrite_update_fini_block, rewrite_blocks,
5654 ssa_rewrite_finalize_block, ssa_register_new_def,
5655 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5656 * tree-loop-linear.c (linear_transform_loops): Adjust.
5657 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5658 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5659 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5660 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5661 vrp_variables_stack): Adjust declarations.
5662 (tree_ssa_dominator_optimize): Adjust.
5663 (dom_opt_initialize_block, remove_local_expressions_from_table,
5664 restore_nonzero_vars_to_original_value,
5665 restore_vars_to_original_value,
5666 restore_currdefs_to_original_value, dom_opt_finalize_block,
5667 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5668 optimize_stmt, update_rhs_and_lookup_avail_expr,
5669 lookup_avail_expr, record_range): Likewise.
5670 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5671 (compute_antic_aux): Adjust.
5672 (inserted_exprs, create_expression_by_pieces,
5673 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5674 remove_dead_inserted_code, fini_pre): Likewise.
5675 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5676 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5677 ssa_prop_init): Likewise.
5678 * tree-ssa.c: Define VEC(bitmap,heap).
5679 (verify_name_tags): Adjust.
5680 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5681 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5682 tree_divmod_values_to_profile, tree_find_values_to_profile,
5683 value_profile_transformations): Likewise.
5684 * value-prof.h: Define VEC(histogram_value,heap).
5685 * varasm.c: Remove alias_pair pointer typedef, define
5687 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5689 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5690 not a pointer to it. Create an object vector.
5691 (extern_symbols): Turn into an object vector.
5692 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5694 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5697 * Makefile.in (tree-chrec.o): Depend on params.h.
5698 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5700 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5701 and fold build with fold_buildN.
5702 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5703 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5704 (tree_contains_chrecs): Compute an estimation of the size of the
5706 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5707 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5708 * tree-scalar-evolution.c (simple_iv): Ditto.
5709 * doc/invoke.texi (scev-max-expr-size): Documented.
5711 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5713 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5714 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5715 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5716 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5717 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5718 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5719 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5720 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5721 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5722 (darwin_fix_and_continue_switch): Delete.
5723 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5724 (SUBTARGET_SWITCHES): Delete.
5725 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5726 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5727 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5728 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5729 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5730 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5731 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5732 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5733 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5734 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5735 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5736 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5737 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5738 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5739 (TARGET_64BIT): Undef before redefining.
5740 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5741 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5742 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5743 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5744 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5745 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5746 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5747 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5748 (ix86_debug_arg_string, ix86_debug_addr_string)
5749 (ix86_align_loops_string, ix86_align_jumps_string)
5750 (ix86_align_funcs_string): Delete.
5751 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5752 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5753 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5754 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5755 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5756 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5757 (SUBTARGET_SWITCHES): Delete.
5758 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5759 (ix86_debug_addr_string): Delete.
5760 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5761 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5762 (ix86_align_loops_string, ix86_align_jumps_string)
5763 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5764 (ix86_align_funcs_string): Make static.
5765 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5766 (ix86_handle_option): New function.
5767 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5768 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5769 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5770 of darwin_fix_and_continue_switch.
5771 (darwin_one_byte_bool): Delete.
5772 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5773 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5774 to darwin_one_byte_bool.
5775 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5776 * config/i386/djgpp.opt, config/i386/i386.opt,
5777 * config/i386/sco5.opt: New files.
5779 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5781 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5782 fp_zero_operand, fp_register_operand, intreg_operand,
5783 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5784 call_operand, call_operand_address, tgd_symbolic_operand,
5785 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5786 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5787 sp64_medium_pic_operand, data_segment_operand,
5788 text_segment_operand, splittable_symbolic_memory_operand,
5789 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5790 eq_or_neq, normal_comp_operator, noov_compare_op,
5791 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5792 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5793 const64_operand, const64_high_operand, arith11_operand,
5794 arith10_operand, arith_double_operand, arith_double_4096_operand,
5795 arith_double_add_operand, arith11_double_operand,
5796 arith10_double_operand, small_int, small_int_or_double,
5797 uns_small_int, uns_arith_operand, clobbered_register,
5798 input_operand, compare_operand): Delete.
5799 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5800 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5801 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5802 (GEN_HIGHINT64, GEN_INT64): Delete.
5803 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5804 gen_safe_XOR64): Adjust for above deletion.
5805 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5806 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5807 (legitimate_constant_p): Use const_zero_operand instead.
5808 (sparc_extra_constraint_check): Likewise.
5809 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5810 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5811 (PREDICATE_CODES): Delete.
5812 * config/sparc/sparc.md: Include predicates.md.
5813 (All patterns): Adjust for new predicate names.
5814 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5815 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5816 (movdi): Use general_operand predicate.
5817 (movdi_sp64_dbl): Delete.
5818 (movdi_const64_special): Add 'N' constraint.
5819 (movdicc): Use arith10_operand predicate.
5820 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5821 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5822 (movdi_cc_reg_sp64_trunc): Delete.
5823 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5824 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5825 (subdi3_sp32): Delete.
5826 (subdi3_insn_sp32): Change to define_insn_and_split.
5827 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5828 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5829 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5830 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5831 small_int_operand predicate.
5832 (divdi3, udivdi3): Use arith_operand predicate.
5833 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5834 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5835 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5836 (xordi3_sp64_dbl): Delete.
5837 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5838 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5839 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5840 cmp_ccx_set_not): Use arith_operand predicate.
5841 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5842 * config/sparc/predicates.md: New file.
5844 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5846 PR tree-optimization/14846
5847 * fold-const.c (fold_single_bit_test_into_sign_test): New,
5849 (fold_single_bit_test): ... here.
5850 (fold_binary): Call fold_single_bit_test_into_sign_test
5851 instead of fold_single_bit_test.
5853 2005-04-20 James E Wilson <wilson@specifixinc.com>
5856 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
5857 is another declaration.
5859 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
5861 * config/cris/predicates.md: New file.
5862 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5863 (cris_movem_load_rest_p): Declare.
5864 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
5865 (cris_movem_load_rest_p): Ditto. Globalize.
5866 (cris_bdap_operand, cris_bdap_biap_operand,
5867 cris_orthogonal_operator, cris_commutative_orth_op,
5868 cris_operand_extend_operator,
5869 cris_additive_operand_extend_operator, cris_extend_operator,
5870 cris_plus_or_bound_operator, cris_mem_op,
5871 cris_general_operand_or_symbol,
5872 cris_general_operand_or_gotless_symbol,
5873 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
5874 cris_load_multiple_op): Remove predicate functions.
5875 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
5876 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
5877 * config/cris/cris.h (PREDICATE_CODES): Don't define.
5878 * config/cris/cris.md: Include predicates.md.
5879 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
5881 2005-04-20 Ian Lance Taylor <ian@airs.com>
5883 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
5884 * c-common.h (STMT_EXPR_STMT): Don't define.
5885 (STMT_EXPR_NO_SCOPE): Don't define.
5886 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
5887 * c-pretty-print.c (pp_c_primary_expression): Likewise.
5888 (pp_c_expression): Likewise.
5890 2005-04-20 Richard Henderson <rth@redhat.com>
5893 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
5895 2005-04-20 Jeff Law <law@redhat.com>
5897 * reload1.c (reload): Ignore equivalences between pseudos and
5900 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
5903 * c-tree.h (struct c_label_list): Update comment.
5904 (struct c_label_context): Rename to struct c_label_context_se.
5905 (label_context_stack): Rename to label_context_stack_se.
5906 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
5907 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
5908 c_end_vm_scope): New.
5909 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
5910 * c-decl.c (pop_scope): Call c_end_vm_scope.
5911 (pushdecl): Call c_begin_vm_scope for variably modified
5913 (define_label): Check for jumping into scope of identifier with
5914 variably modified type. Push label on stack for those defined at
5915 current context of identifiers with variably modified type.
5916 (start_function): Create stack level for context of identifiers
5917 with variably modified type.
5918 (finish_function): Pop stack level for context of identifiers with
5919 variably modified type.
5920 * c-typeck.c (label_context_stack): Rename to
5921 label_context_stack_se.
5922 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
5923 (c_finish_goto_label): Check for jumping into scope of identifier
5924 with variably modified type. Push label on stack for those jumped
5925 to from current context of identifiers with variably modified
5927 (struct c_switch): Add blocked_vm.
5928 (c_start_case): Initialize blocked_vm.
5929 (do_case): Check blocked_vm.
5930 (c_finish_case): Add comment.
5931 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
5932 variable label_context_stack.
5934 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5936 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
5937 conditional_replacement, value_replacement, abs_replacement,
5939 (replace_phi_edge_with_variable): Remove argument BB.
5940 (conditional_replacement, value_replacement,
5941 minmax_replacement, abs_replacement): Remove argument PHI_BB.
5942 Update a call to replace_phi_edge_with_variable.
5944 * tree-ssa-phiopt.c: Fix comments.
5946 2005-04-20 Michael Matz <matz@suse.de>
5949 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
5952 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5954 * tree-ssa-phiopt.c: Fix comment typos.
5956 PR tree-optimization/21116
5957 * tree-ssa-phiopt.c: Fix a typo.
5959 2005-04-19 Richard Henderson <rth@redhat.com>
5961 * builtins.c (expand_builtin_sync_operation): Revert last change.
5962 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
5964 (expand_compare_and_swap_loop): Likewise.
5965 (expand_sync_operation): Remove fallback from NAND to AND; invert
5966 memory operand when expanding from cmpxchg.
5967 (expand_sync_fetch_operation): Likewise.
5968 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
5971 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
5972 when implementing NAND. Fix double-add for AFTER.
5973 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
5974 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5975 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
5977 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
5980 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
5981 to return old memory value.
5982 (sync_compare_and_swap_cc<IMODE>): Likewise.
5984 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
5985 return pre-reload. Don't consider output or anti dependencies.
5986 * config/ia64/sync.md (IMODE): New.
5987 (modesuffix): Add QI and HI.
5988 (memory_barrier): Simplify expansion.
5989 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
5990 (cmpxchg_acq_<IMODE>): Likewise.
5991 (sync_lock_test_and_set<IMODE>): Likewise.
5992 (sync_lock_release<IMODE>): Likewise.
5994 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5996 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
5999 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6001 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6003 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6004 Joseph S. Myers <joseph@codesourcery.com>
6006 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6007 * c-typeck.c (build_c_cast): Check these options.
6008 * doc/invoke.texi: Document these options.
6010 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6012 * tree-ssa-phiopt.c: Update a comment about the pass.
6014 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6016 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6017 config/mcore/mcore.c: Fix comment typos.
6019 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6021 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6022 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6024 2005-04-19 Paul Brook <paul@codesourcery.com>
6026 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6028 2005-04-19 Andrew Haley <aph@redhat.com>
6031 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6032 looking at a field's bitpos.
6034 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6036 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6037 libiberty functions.
6039 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6041 PR tree-optimization/21096
6042 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6044 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6047 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6048 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6050 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6052 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6053 refers to the function being dumped.
6055 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6057 * varasm.c (assemble_start_function): Remove reset of in_section.
6059 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6061 PR tree-optimization/21085
6062 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6065 2005-04-19 Ben Elliston <bje@au.ibm.com>
6067 * doc/invoke.texi (Optimize Options): Refer to the correct
6068 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6070 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6072 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6073 alloca argument to be big enough.
6075 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6078 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6081 2005-04-18 Tom Tromey <tromey@redhat.com>
6083 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6086 2005-04-18 Richard Henderson <rth@redhat.com>
6088 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6089 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6090 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6091 * config/alpha/alpha-protos.h: Update.
6092 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6093 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6094 (attr type): Add ld_l, st_c, mb.
6095 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6096 iornotsi3, xorsi_internal, xornotsi3): New.
6097 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6098 (ev4_ist_c, ev4_mb): New.
6099 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6101 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6102 (ev6_ist): Add st_c.
6104 * config/alpha/sync.md: New file.
6106 2005-04-18 Richard Henderson <rth@redhat.com>
6108 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6111 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6113 2005-04-18 Devang Patel <dpatel@apple.com>
6115 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6117 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6119 PR tree-optimization/20922
6120 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6121 Fold X + c >= X and fold X - c <= X to true.
6123 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6125 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6127 (emergency_labeled_state_free): Likewise.
6129 2005-04-18 Nick Clifton <nickc@redhat.com>
6131 * config/h8300/h8300.md (jump): Remove prescan parameter from
6132 calls to final_scan_insn.
6134 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6135 parameter from calls to final_scan_insn.
6137 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6139 (v850e, v850e1): Use the v850.opt file for target specific
6142 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6144 PR tree-optimization/21001
6145 * tree-optimize.c (init_tree_optimization_passes): Move the
6146 first pass_forwprop immediately before pass_vrp.
6148 2005-04-17 Ian Lance Taylor <ian@airs.com>
6150 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6151 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6152 from enum tree_code op to bool is_sizeof.
6153 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6154 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6155 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6157 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6159 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6162 2005-04-17 Ian Lance Taylor <ian@airs.com>
6164 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6166 2005-04-17 Richard Henderson <rth@redhat.com>
6168 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6170 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6171 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6172 of indirection through ssa names while looking for the gpr counter
6174 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6175 saved va_list_gpr_size and va_list_fpr_size.
6177 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6179 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6180 both pointers or both integers.
6182 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6183 ASSERT_EXPRs for single-use variable.
6185 * tree-into-ssa.c: Fix a comment typo.
6187 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6189 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6190 -mipsN before forcing a default of -mips2.
6192 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6194 * predict.h (IS_TAKEN): Remove.
6195 * rtl.h (NOTE_PREDICTION): Likewise.
6197 * modulo-sched.c (CFG_HOOKS): Remove.
6199 * c-parser.c (N_C_TTYPES): Remove.
6201 * tree-flow-inline.h (get_stmt_operands): Remove.
6202 * lambda-code.c, tree-ssa-loop-unswitch.c,
6203 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6204 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6205 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6206 calls to get_stmt_operands.
6207 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6209 2005-04-17 Richard Henderson <rth@redhat.com>
6212 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6213 of CUMULATIVE_ARGS past the last named argument.
6214 (alpha_va_start): Expect pretend_args_size only if strictly less than
6217 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6220 * builtins.c (expand_builtin_strcat): Convert the result of
6221 strlen to the right type.
6222 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6223 avoid creating type mismatches.
6224 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6227 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6229 2005-04-16 Richard Henderson <rth@redhat.com>
6232 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6233 Use the mode of boolean_type_node when the user doesn't provide one.
6234 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6236 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6239 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6242 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6245 2005-04-16 Roger Sayle <roger@eyesopen.com>
6246 Steven Bosscher <stevenb@suse.de>
6248 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6249 (fold_unary_to_constant): Likewise.
6251 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6253 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6256 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6258 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6259 names related to target triplets.
6260 Remove i?86-*-esix from platform directory.
6261 Remove powerpc-*-eabiaix from platform directory.
6263 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6266 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6267 falling through from SUBREG case to REG.
6269 2005-04-15 Roger Sayle <roger@eyesopen.com>
6271 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6272 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6273 (fold_binary_to_constant): Simplify using fold_binary.
6274 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6276 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6278 * gthr-posix.c (pthread_cancel): Define.
6279 (pthread_mutexattr_init): Likewise.
6280 (pthread_mutexattr_settype): Likewise.
6281 (pthread_mutexattr_destroy): Likewise.
6283 2005-04-15 David S. Miller <davem@davemloft.net>
6286 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6288 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6290 PR tree-optimization/21031
6291 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6292 (forward_propagate_into_cond_1): Call it. Forward propagate
6293 integer-integer casts into COND_EXPRs.
6295 2005-04-15 Dave Korn <dave.korn@artimi.com>
6297 * gcc.c (default_compilers): Clarify obscure error message when
6298 reading from standard input.
6300 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6302 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6303 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6305 * tree-ssa-alias.c (init_alias_info): Remove a call to
6308 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6310 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6311 of non-virtual PHI nodes like we use to.
6313 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6315 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6316 (attr_copy_rtx): Do not use it.
6318 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6320 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6322 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6324 * tree-vect-transform.c (vectorizable_store): Mark necessary
6325 objects in the vectorized store needing renaming. Update the
6326 SSA graph for V_MAY_DEF operands in the original store.
6328 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6330 * tree-ssa-pre.c (compute_avail): It's okay to have
6331 TREE_INVARIANT's here, and value number the resulting expressions.
6332 (create_expression_by_pieces): Make sure operands that were
6333 min_invariant when we started, stay that way.
6335 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6337 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6339 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6341 PR tree-optimization/20936.
6342 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6344 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6346 * doc/invoke.texi: Fix typos.
6347 * doc/md.texi: Likewise.
6348 * doc/rtl.texi: Likewise.
6349 * doc/sourcebuild.texi: Likewise.
6350 * doc/tm.texi: Likewise.
6352 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6354 PR tree-optimization/21004
6355 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6356 and floorl in c99 mode only.
6357 * builtins.c (expand_builtin_int_roundingfn): Assert that
6358 fallback_fndecl is not NULL_TREE.
6360 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6362 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6363 * basic-block.h: Update the prototype for
6364 purge_all_dead_edges.
6365 * cfgexpand.c (tree_expand_cfg): Update a call to
6366 purge_all_dead_edges.
6367 * combine.c (combine_instructions): Likewise.
6368 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6369 rest_of_handle_cse2, rest_of_handle_gcse,
6370 rest_of_handle_postreload): likewise.
6372 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6375 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6376 e.g. cv-qualification conversions.
6378 2005-04-14 Mike Stump <mrs@apple.com>
6380 * config/darwin-c.c (framework_construct_pathname): We must
6381 find all headers of a framework in the first instance of it
6382 found in the seach path.
6384 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6386 PR tree-optimization/21021
6387 * tree-vrp.c (compare_values): Work around a bug in the front
6388 end that produces a comparison of mismatched types.
6390 2004-04-14 Richard Henderson <rth@redhat.com>
6392 * config/ia64/ia64.h (enum fetchop_code): Remove.
6393 (enum ia64_builtins): Move ...
6394 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
6395 members except BSP and FLUSHRS.
6396 (ia64_init_builtins): Remove __sync builtins.
6397 (ia64_expand_builtin): Likewise.
6398 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
6399 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
6400 (ia64_expand_lock_release): Remove.
6401 * config/ia64/ia64.md (mf): Move to sync.md.
6402 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
6403 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
6404 * config/ia64/sync.md: New file.
6405 (memory_barrier): Rename from mf.
6406 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
6407 (cmpxchg_acq_<I48MODE>): Likewise.
6408 (sync_lock_test_and_set<I48MODE>): Likewise.
6410 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
6411 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
6413 2004-04-14 Richard Henderson <rth@redhat.com>
6415 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
6416 (ix86_compare_emitted): New.
6417 (ix86_expand_compare): Use ix86_compare_emitted if set.
6418 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
6419 and ix86_compare_op0 are set.
6420 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
6421 (TARGET_CMPXCHG, TARGET_XADD): New.
6422 (ix86_compare_emitted): Declare.
6423 * config/i386/i386.md: Include sync.md
6424 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
6425 (UNSPECV_XCHG, UNSPECV_LOCK): New.
6426 * config/i386/sync.md: New file.
6428 2004-04-14 Richard Henderson <rth@redhat.com>
6431 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
6432 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
6433 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
6434 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
6435 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
6436 BT_FN_I8_VPTR_I8_I8): New.
6437 * builtins.def (DEF_SYNC_BUILTIN): New.
6438 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
6439 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
6440 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
6441 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
6442 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
6443 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
6444 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
6445 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
6446 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
6447 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
6448 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
6449 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
6450 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
6451 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
6452 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
6453 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
6454 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
6455 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
6456 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
6457 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
6458 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
6459 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
6460 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
6461 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
6462 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
6463 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
6464 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
6465 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
6466 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
6467 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
6468 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
6469 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
6470 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
6471 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
6472 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
6473 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
6474 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
6475 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
6476 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
6477 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
6478 BUILT_IN_SYNCHRONIZE: New.
6479 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
6480 as a function. Accept __sync_ as a prefix as well.
6481 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
6482 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
6483 expand_builtin_lock_release): New.
6484 (expand_builtin): Call them.
6485 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
6486 neither BOTH_P nor FALLBACK_P are defined.
6487 (builtin_type_for_size): New.
6488 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
6489 (resolve_overloaded_builtin): New.
6490 * c-common.h (resolve_overloaded_builtin): Declare.
6491 (builtin_type_for_size): Declare.
6492 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
6493 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
6494 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
6495 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
6496 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
6497 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
6498 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
6499 sync_compare_and_swap_cc, sync_lock_test_and_set,
6500 sync_lock_release): New.
6501 * optabs.h: Declare them.
6502 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
6503 expand_sync_operation, expand_sync_fetch_operation,
6504 expand_sync_lock_test_and_set): Declare.
6505 * genopinit.c (optabs): Add sync optabs.
6506 * optabs.c (init_optabs): Initialize sync optabs.
6507 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
6508 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
6509 expand_sync_operation, expand_sync_fetch_operation,
6510 expand_sync_lock_test_and_set): New.
6511 * doc/extend.texi (Atomic Builtins): New section
6512 * doc/md.texi (Standard Names): Add sync patterns.
6514 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
6516 * tree-eh.c (lower_try_finally_copy): Generate new code in
6517 response to goto_queue entries as if the queue was sorted by
6518 index, not pointers.
6519 (lower_try_finally_switch): Likewise.
6521 2005-04-14 Richard Henderson <rth@redhat.com>
6523 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
6524 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
6526 (ix86_expand_fp_movcc): Update to match.
6527 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
6528 * config/i386/i386-protos.h: Update.
6529 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
6530 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
6532 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
6534 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6537 2005-04-14 Julian Brown <julian@codesourcery.com>
6539 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6540 link failures on ppc64 Linux.
6542 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6544 * config.gcc: Set cpu_type for s390.
6546 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6548 Fix PR tree-optimization/20963
6549 * tree-ssa-pre.c (compute_avail): Remove special case for
6551 (create_expression_by_pieces): Add value numbers for forced out
6554 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6556 * config/cris/cris.md: Replace references to (reg:SI 16) with
6557 (reg:SI CRIS_SRP_REGNUM).
6559 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6561 PR tree-optimization/20657
6562 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6563 create an appropriate range from it.
6565 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6567 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6568 <UNSPEC_FIST_CEIL> case.
6570 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6571 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6572 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6573 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6574 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6575 (lfloor<mode>2): New expanders.
6576 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6577 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6578 to implement lceil and llceil built-ins as x87 intrinsic function.
6579 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6580 (lceil<mode>2): New expanders.
6582 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6584 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6585 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6587 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6590 * config/s390/s390-modes.def: Define TFmode.
6592 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6594 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6595 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6596 * config/mips/mips.c (mips16_insn_length): Remove reference to
6597 JUMP_TABLES_IN_TEXT_SECTION.
6599 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6601 * simplify-rtx.c (simplify_binary_operation_1): Return
6602 scalar or vector of constant 0, depending on the xor's
6605 2005-04-13 Dale Johannesen <dalej@apple.com>
6607 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6608 (objc-act.o): Ditto.
6609 * objc/objc-act.c (objc_gimplify_expr): New.
6610 (objc_get_callee_fndecl): New.
6611 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6612 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6613 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6615 2005-04-13 Devang Patel <dpatel@apple.com>
6617 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6620 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6622 CRIS prologue as RTL.
6623 * config/cris/cris-protos.h (cris_emit_movem_store)
6624 (cris_expand_prologue): Prototype.
6625 * config/cris/cris.c (struct machine_function): New member
6627 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6628 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6629 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6630 (cris_load_multiple_op, cris_return_address_on_stack)
6631 (cris_return_address_on_stack_for_return): ISO-Cify.
6632 (cris_store_multiple_op): New predicate function.
6633 (cris_expand_prologue, cris_emit_movem_store): New functions.
6634 (cris_print_operand) <case 'O'>: Handle modifications other than
6636 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6637 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6638 (cris_gen_movem_load): Rearrange slightly to make local variable
6639 src a parameter, removing osrc.
6640 (cris_setup_incoming_varargs): Set machine_function member
6641 stdarg_regs to correspond to the number of registers that need to
6643 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6645 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6646 cris_general_operand_or_gotless_symbol accept UNSPEC.
6647 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6648 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6649 ("*cris_store_multiple"): New pattern. Tweak common comment above
6650 this and "*cris_load_multiple".
6651 ("prologue"): New define_expand.
6653 * config/cris/cris.md ("epilogue"): Conditionalize on
6654 TARGET_PROLOGUE_EPILOGUE.
6656 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6659 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6660 fpsr 0 instead of fpsr 1.
6661 (divsf3_internal_thr): Ditto.
6662 (divdf3_internal_lat): Ditto.
6663 (divdf3_internal_thr): Ditto.
6664 (divxf3_internal_lat): Ditto.
6665 (divxf3_internal_thr): Ditto.
6667 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6669 PR tree-optimization/20913
6670 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6672 PR tree-optimization/20702
6673 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6674 dominator children that haven't been walked into.
6676 2005-04-13 Julian Brown <julian@codesourcery.com>
6678 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6679 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6682 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6684 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6685 config/i386/sse.md: Fix comment typos.
6687 * genattrtab.c (NULL_ATTR): Remove.
6688 * ifcvt.c (NULL_EDGE): Likewise.
6690 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6692 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6693 NOTE_PREDICT): Remove.
6695 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6697 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6698 * configure: Regenerate.
6699 * config.in: Likewise.
6700 * system.h: Declare vsnprintf if not already declared.
6702 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6704 * optc-gen.awk: Handle stand-alone Mask records.
6705 * opth-gen.awk: Likewise.
6706 * doc/options.texi (Option file format): Document them.
6707 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6708 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6709 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6710 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6711 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6712 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6713 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6714 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6715 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6716 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6717 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6718 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6719 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6720 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6721 TARGET_LONG_DOUBLE_128): Likewise.
6722 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6723 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6724 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6725 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6726 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6727 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6728 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6729 * config/sparc/sparc.c (fpu_option_set): New global.
6730 (sparc_handle_option): New function.
6731 (sparc_override_options): Test fpu_option_set.
6732 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6733 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6734 * config/sparc/sparc.opt: New file.
6735 * config/sparc/little-endian.opt: Likewise.
6736 * config/sparc/long-double-switch.opt: Likewise.
6738 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6740 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6741 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6742 * config/bfin/bfin.opt (mshared-library-id=): Lose
6743 Var(bfin_lib_id_given).
6745 2005-04-13 Matt Thomas <matt@3am-software.com>
6747 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6750 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6752 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6754 * cgraphunit.c (INSNS_PER_CALL): Remove.
6756 * tree-ssa-forwprop.c (vars,
6757 record_single_argument_cond_exprs,
6758 substitute_single_use_vars): Remove.
6759 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6761 (tree_ssa_forward_propagate_single_use_vars): Call
6762 forward_propagate_into_cond for each COND_EXPR.
6764 * tree-inline.c (INSNS_PER_STMT): Remove.
6766 2005-04-12 Richard Henderson <rth@redhat.com>
6768 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6769 (ix86_expand_sse_fp_minmax): ... from ...
6770 (ix86_expand_fp_movcc): ... here.
6771 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6772 * config/i386/i386-protos.h: Update.
6773 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6774 (sse_setccsf, sse_setccdf): Allow before reload.
6775 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6776 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6777 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6778 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6779 (anddf3, nanddf3, iordf3, xordf3): New.
6781 2005-04-12 Jeff Law <law@redhat.com>
6783 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6784 (tree-ssa-uncprop.o): Add dependencies.
6785 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6786 * tree-flow.h (remove_useless_stmts): Remove prototype.
6787 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6788 remove_useless_stmts.
6789 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6790 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6791 * tree-pass.h (pass_uncprop): Declare.
6792 * tree-ssa-uncprop.c: New file.
6794 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6797 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6799 2005-04-12 Caroline Tice <ctice@apple.com>
6801 Temporary fix for partitioning problems.
6802 * passes.c (rest_of_handle_final): Remove code that
6803 frees unlikely_text_section_name,
6804 * varasm.c (assemble_start_function): Test for partitioning
6805 flag before writing out section labels.
6806 (assemble_end_function): Test for partitioning flag before
6807 writing out section labels.
6809 2005-04-12 Steven Bosscher <stevenb@suse.de>
6810 Stuart Hastings <stuart@apple.com>
6811 Jan Hubicka <jh@suse.cz>
6813 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6814 references to gt-tree-cfg.h.
6815 * basic-block.h (struct basic_block_def): Don't skip rbi
6816 for garbage collection.
6817 (struct reorder_block_def): Make GTY-able.
6818 (struct control_flow_graph): New structure.
6819 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6820 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6821 but instead defines to the control_flow_graph for cfun.
6822 (label_to_block_map): New define, points to the label map of
6823 the control_flow_graph for cfun.
6824 (n_edges_for_function, n_basic_blocks_for_function,
6825 last_basic_block_for_function, basic_block_info_for_function,
6826 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6827 basic_block_info_for_function, label_to_block_map_for_function):
6828 Counterparts for the above, taking a struct function as an extra
6830 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6831 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6832 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6833 (alloc_rbi_pool, free_rbi_pool): Remove.
6834 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6835 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6837 (cfg_layout_finalize) ... and don't free it here.
6838 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6840 * flow.c (free_basic_block_vars): Set label_to_block_map and
6841 n_edges to zero too.
6842 * function.h (struct function): Add cfg field.
6843 * function.c (allocate_struct_function): Allocate the cfg.
6844 * tree-cfg.c (label_to_block_map): Remove.
6845 (build_tree_cfg): Don't allocate the rbi pool here...
6846 (delete_tree_cfg_annotations): ...and don't free it here.
6847 Also don't nullify label_to_block_map for cfun.
6849 2005-04-12 Caroline Tice <ctice@apple.com>
6851 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6852 Revert my patch from April 9.
6853 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
6854 (reorder_basic_blocks): Revert my patch from April 9.
6855 (insert_section_boundary_note): Revert my patch from April 9.
6856 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
6857 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
6858 (COLD_END_LABEL): Revert my patch from April 9.
6859 (cold_text_section_label): Revert my patch from April 9.
6860 (cold_end_label): Revert my patch from April 9.
6861 (dwarf2out_switch_text_section): Revert my patch from April 9.
6862 (output_aranges): Revert my patch from April 9.
6863 (output_ranges): Revert my patch from April 9.
6864 (output_line_info): Revert my patch from April 9.
6865 (add_location_or_const_value_attribute): Revert my patch from April 9.
6866 (dwarf2out_var_location): Revert my patch from April 9.
6867 (dwarf2out_init): Revert my patch from April 9.
6868 (dwarf2out_finish): Revert my patch from April 9.
6869 * function.h (struct function): Revert my patch from April 9.
6870 * opts.c (decode_options): Revert my patch from April 9.
6871 * output.h (unlikely_section_label, hot_section_label,
6872 hot_section_end_label, cold_section_end_label,
6873 unlikely_text_section_name): Revert my patch from April 9.
6874 * passes.c (rest_of_handle_final): Revert my patch from April 9.
6875 * varasm.c (unlikely_section_label, hot_section_label,
6876 hot_section_end_label, cold_section_end_label,
6877 unlikely_text_section_name): Revert my patch from April 9.
6878 (initialize_cold_section_name): Revert my patch from April 9.
6879 (unlikely_text_section): Revert my patch from April 9.
6880 (in_unlikely_text_section): Revert my patch from April 9.
6881 (named_section): Revert my patch from April 9.
6882 (function_section): Revert my patch from April 9.
6883 (current_function_section): Revert my patch from April 9.
6884 (assemble_start_function): Revert my patch from April 9.
6885 (assemble_end_function): Revert my patch from April 9.
6886 (default_section_type_flags_1): Revert my patch from April 9.
6888 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6890 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
6891 * config/sparc/sparc.md (untyped_call): Save the registers manually.
6893 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
6895 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
6898 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
6899 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
6901 2004-04-12 Richard Henderson <rth@redhat.com>
6903 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
6904 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
6905 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
6906 (UNSPEC_*, UNSPECV_*): Renumber.
6908 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
6911 From Richard Henderson <rth@redhat.com>:
6912 * tree-mudflap.c (mf_build_check_statement_for): Correct block
6915 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
6917 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
6919 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6921 * config/bfin/bfin.c (bfin_library_id_string): Remove.
6922 (bfin_library_id): New variable.
6923 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
6924 instead of bfin_library_id_string.
6925 (bfin_handle_option): New function.
6926 (override_options): Remove most code to deal with shared library IDs,
6927 just check they aren't used without -mid-shared-library.
6928 (TARGET_HANDLE_OPTION): Define.
6929 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
6930 * config/bfin/bfin.opt (mshared-library-id=): New.
6932 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
6934 * tree-vect-transform.c: Fix comment typos.
6936 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
6938 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
6939 split critical edges when not possible/profitable.
6941 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6943 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
6944 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
6945 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
6946 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
6947 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
6948 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
6949 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
6950 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
6952 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
6953 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6954 * config/ns32k/ns32k.opt: New file.
6956 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6958 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
6959 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
6960 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
6961 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
6962 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
6963 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
6964 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
6965 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
6966 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
6967 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
6968 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
6969 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
6970 (MASK_COLDFIRE): Formatting fixes.
6971 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
6972 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
6973 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
6974 "_current_shared_library_a5_offset_".
6975 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6976 (MASK_ALL_CPU_BITS): New macro.
6977 (m68k_handle_option): New function.
6978 (override_options): Remove handling of m68k_library_id_string.
6979 * config/m68k/m68k.opt: New file.
6980 * config/m68k/ieee.opt: New file.
6982 2005-04-11 Mark Mitchell <mark@codesourcery.com>
6984 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6985 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
6986 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6987 (TARGET_CXX): Adjust accordingly.
6988 * target.h (struct gcc_target): Remove epxort_class_data. Add
6989 determine_class_data_visibility and class_data_always_comdat.
6990 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6991 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
6992 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6993 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
6994 (arm_cxx_determine_class_data_visibility): New.
6995 (arm_cxx_class_data_always_comdat): Likewise.
6996 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6997 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
6998 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6999 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7000 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7003 2005-04-11 Devang Patel <dpatel@apple.com>
7005 * tree-data-ref.c (build_classic_dist_vector,
7006 compute_subscript_distance): Make externally visible.
7007 * tree-data-ref.h (build_classic_dist_vector,
7008 compute_subscript_distance): Same.
7009 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7010 Check distance vector against vectorization factor.
7011 (vect_analyze_loop): Determine vectorizaion factor before
7012 analyzing data dependences.
7013 * tree-vectorizer.c (loops_num): Make it externally visible and
7015 * tree-vectorizer.c (vect_loops_num): ... new name.
7016 * tree-vectorizer.h (vect_loops_num): New.
7018 2005-04-11 Devang Patel <dpatel@apple.com>
7020 * tree-vect-analyze.c (vect_analyze_operations): Check
7021 vectorizable codition.
7022 * tree-vect-transform.c (vect_is_simple_cond): New function.
7023 (vectorizable_condition): New function.
7024 (vect_transform_stmt): Handle condition_vec_info_type.
7025 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7026 condition_vec_info_type.
7027 (vectorizable_condition): New.
7029 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7031 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7032 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7033 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7035 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7036 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7038 * dwarf2out.c (output_line_info): Don't try to dereference
7039 a NULL current_function_decl.
7041 * config/t-slibgcc-darwin: Don't put shared libraries in
7042 directories other than $(slibdir).
7043 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7046 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7048 PR tree-optimization/20933
7049 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7050 logic to reject aliases between read-only and writable
7052 (may_alias_p): ... here.
7053 (get_tmt_for): Do not associate read-only tags to pointers
7054 whose pointed-to type is not read-only.
7055 * tree-ssa.c (verify_ssa): Check that memory stores have at
7056 least one V_MAY_DEF or V_MUST_DEF.
7058 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7061 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7062 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7063 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7064 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7066 (fwrite_unlocked): Fix prototype.
7068 * configure, config.in: Regenerate.
7070 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7072 * tree-ssa-loop-im.c: Include real.h.
7073 (determine_invariantness_stmt): If real division divisor is
7074 invariant and flag_unsafe_math_optimizations enabled, generate
7075 invariant reciprocal for hoisting.
7076 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7078 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7080 Fix PR tree-optimization/20926
7082 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7084 2005-04-11 Devang Patel <dpatel@apple.com>
7086 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7089 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7091 * fold-const.c (fold_binary_op_with_conditional_arg):
7092 use fold_buildN instead of "fold (buildN" in some
7094 (fold_unary): Likewise.
7095 (fold_binary): Likewise.
7097 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7099 Fix PR tree-optimization/20612
7100 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7102 (perfect_nestify): preheaderbb is *not* part of loop of the
7105 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7107 * tree-ssa-alias.c (may_alias_p): If the variable
7108 is a global variable and the pointer is parameter
7109 and -fargument-noalias-global is used, then
7110 the pointer cannot alias the variable.
7112 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7114 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7115 * config/sparc/sparc.h: Likewise.
7116 * config/sparc/sparc.md: Likewise.
7118 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7120 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7122 * tree-vrp.c: Fix a comment typo.
7124 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7126 PR tree-optimization/20920
7127 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7128 SSA_NAME flows through an abnormal edge.
7129 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7130 through abnormal edges.
7131 (maybe_add_assert_expr): Likewise.
7133 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7135 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7136 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7137 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7138 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7139 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7140 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7141 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7142 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7143 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7144 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7145 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7146 (TARGET_HANDLE_OPTION): Likewise.
7147 (s390_tune): Initialize to PROCESSOR_max.
7148 (s390_arch_string): Make static.
7149 (s390_tune_string, s390_warn_framesize_string): Delete.
7150 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7151 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7152 (s390_handle_arch_option, s390_handle_option): New functions.
7153 (override_options): Remove parsing of option strings.
7154 * config/s390/s390.opt: New file.
7156 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7158 * tree-complex.c (expand_vector_operations): Call
7159 update_stmt_if_modified.
7161 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7163 * tree-vect-analyze (vect_determine_vectorization_factor):
7164 Do not use GET_MODE_NUNITS.
7165 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7166 (vectorizable_load, vect_transform_loop): Likewise.
7168 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7170 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7171 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7172 * optabs.h (enum optab_index): Add new OTI_lceil.
7173 (lceil_optab): Define corresponding macro.
7174 * optabs.c (init_optabs): Initialize lceil_optab.
7175 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7176 and lceildi2 patterns.
7177 * builtins.c (expand_builtin_int_roundingfn): Handle
7178 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7179 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7180 BUILT_IN_LLCEIL{,F,L}.
7181 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7182 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7183 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7184 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7185 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7186 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7187 into lceil built-in function and (long long int)ceil{,f,l} into
7188 llceil built-in function.
7189 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7192 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7194 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7197 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7199 * config/arm/arm.c: Fix a comment typo.
7200 * doc/tree-ssa.texi: Fix a typo.
7202 2005-04-10 Steven Bosscher <stevenb@suse.de>
7204 * cselib.c (clear_table): Rename to cselib_clear_table.
7205 * cselib.h (cselib_clear_table): Add prototype.
7206 * gcse.c (gcse_main): Make 'f' argument unused.
7207 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7208 of each basic block instead.
7209 (compute_sets, compute_hash_table_work): Likewise.
7210 (constprop_register): Change int 'alter_jumps' argument to bool.
7211 (do_local_cprop): Likewise.
7212 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7213 the insn chain. Explicitly clear the cselib tables after finishing
7214 one basic block. Make sure there are no unterminated libcall blocks.
7215 Update compute_sets call.
7216 (cprop): Walk basic blocks instead of the insn chain.
7217 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7219 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7220 one_cprop_pass calls.
7222 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7224 * combine.c (combine_simplify_rtx): Remove a transformation that
7225 relies on an invalid assumption about rtl sign-extension semantics.
7227 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7229 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7230 to build_int_cst_wide.
7232 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7235 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7236 set the original address pseudo to the correct value before the
7237 original insn, if possible, and leave the insn alone, otherwise
7238 create a new pseudo, set it and replace it in the insn.
7239 * recog.c (validate_change_maybe_volatile): New.
7240 * recog.h (validate_change_maybe_volatile): Declare.
7242 2005-04-09 Caroline Tice <ctice@apple.com>
7244 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7245 Remove targetm.have_named_sections test.
7246 (fix_edges_for_rarely_executed_code): Likewise.
7247 (insert_section_boundary_note): Likewise.
7248 (reorder_basic_blocks): Check partitioning flag before calling
7249 verify_hot_cold_block_grouping.
7250 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7251 the function struct rather than global variables.
7252 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7253 (COLD_END_LABEL): Likewise
7254 (cold_text_section_label): New static global variable.
7255 (cold_end_label): Likewise.
7256 (dwarf2out_switch_text_section): Get hot/cold section labels from
7257 the function struct rather than global variables.
7258 (output_aranges): Use cold_text_section_label and cold_end_label;
7259 check partitioning flag before putting out delta.
7260 (output_ranges): Remove incorrect code attempting to use
7262 (output_line_info): Get cold section label from function struct.
7263 (add_location_or_const_value_attribute): Likewise.
7264 (get_subprogram_die): Get hot/cold section labels from function struct.
7265 (dwarf2out_var_location): Likewise.
7266 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7267 write out cold_text_section_label if partition flag is set.
7268 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7269 * function.h (struct function): Add new fields to point to hot/cold
7270 section labels: hot_section_label, cold_section_label,
7271 hot_section_end_label and cold_section_end_label; also add new field
7272 for cold text section name, unlikely_text_section_name.
7273 * opts.c (decode_options): Turn off partitioning flag if
7274 !targetm.have_named_sections.
7275 * output.h (hot_section_label): Remove.
7276 (hot_section_end_label): Remove.
7277 (cold_section_end_label): Remove.
7278 (unlikely_section_label): Remove.
7279 (unlikely_text_section_name): Remove.
7280 * passes.c (rest_of_handle_final): Remove code that frees
7281 unlikely_text_section_name.
7282 * varasm.c (unlikely_section_label): Remove.
7283 (hot_section_label): Remove.
7284 (hot_section_end_label): Remove.
7285 (cold_section_end_label): Remove.
7286 (unlikely_text_section_name): Remove.
7287 (initialize_cold_section_name): Modify to call
7288 targetm.strip_name_encoding; to store cold section name in current
7289 function struct, if it exists; and to only use the decl_section_name
7290 if flag_named_sections is true.
7291 (unlikely_text_section): Modify to get section name out of current
7292 function struct, if there is one; otherwise build it from
7293 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7294 (in_unlikely_text_section): Likewise.
7295 (named_section): Modify to get/put cold section name in current function
7296 struct, if there is one.
7297 (function_section): Change 'bool unlikely' to 'int reloc'; check
7298 targetm.have_named_sections before calling named_section.
7299 (current_function_section): Likewise.
7300 (assemble_start_function): Modify to get/put unlikely_text_section_name
7301 in current function struct; modify to get hot/cold section labels
7302 from function struct; initialize labels using
7303 ASM_GENERATE_INTERNAL_LABEL;
7304 test partitioning flag before writing out hot section label.
7305 (assemble_end_function): Test partitioning flag before writing out
7306 hot/cold section labels.
7307 (default_section_type_flags_1): Modify to use array instead of
7308 char* for unlikely_text_section_name; set flags correctly for
7309 cold text section if there is not a current function decl.
7311 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7313 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7314 and TI_VA_LIST_FPR_COUNTER_FIELD.
7315 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7316 * tree-pass.h (pass_stdarg): Add.
7317 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7318 * tree-stdarg.c: New file.
7319 * tree-stdarg.h: New file.
7320 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7321 (tree-stdarg.o): Add dependencies.
7322 * function.h (struct function): Add va_list_gpr_size and
7323 va_list_fpr_size fields.
7324 * function.c (allocate_struct_function): Initialize them.
7325 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7326 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7327 (TARGET_INITIALIZER): Add it.
7329 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7330 va_list_{g,f}pr_counter_field.
7331 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7332 area will not be used. Only save registers that tree-stdarg.c
7333 detected they need saving.
7334 (ix86_va_start): Don't set up fields that won't be used.
7336 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7337 va_list_{g,f}pr_counter_field.
7338 (setup_incoming_varargs): Don't do anything if reg_save
7339 area will not be used. Only save registers that tree-stdarg.c
7340 detected they need saving.
7341 (rs6000_va_start): Don't set up fields that won't be used.
7343 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7344 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7345 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7346 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7348 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7351 * config/i386/i386.c (construct_container): Pass empty aligned
7352 struct, union or class in memory.
7354 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7356 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7357 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7358 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7359 config/rs6000/predicates.md: Fix comment typos.
7361 * sched-int.h (haifa_insn_data): Remove blockage and units.
7362 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7363 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7364 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7366 2005-04-09 Jan Hubicka <jh@suse.cz>
7367 Steven Bosscher <stevenb@suse.de>
7369 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7370 * cfgloop.c (get_loop_exit_edges): Likewise.
7371 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7373 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7374 * tree-cfg.c (dump_cfg_status): Likewise.
7376 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7378 * config/rs6000/predicates.md (altivec_register_operand): Remove
7379 redundant match_code test.
7380 (gpc_reg_operand): Same.
7381 (cc_reg_operand): Same.
7382 (cc_reg_not_cr0_operand): Same.
7384 2005-04-09 Jan Hubicka <jh@suse.cz>
7386 Forgotten hunk from my last merge patch:
7387 * final.c (output_addr_const): Do not call mark_referenced.
7389 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
7391 * doc/tree-ssa.texi: Add immediate use documentation.
7393 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7395 * arm.c (FL_WBUF): Define.
7396 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
7397 (arm_is_6_or_7): Delete.
7398 (arm_tune_wbuf): New.
7399 (arm_override_options): Set arm_tune_wbuf.
7400 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
7401 (arm_is_6_or_7): Delete declaration.
7402 (arm_tune_wbuf): New declartion.
7403 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
7404 (model_wbuf): Derive from arm_tune_wbuf.
7405 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
7406 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
7407 (arm740t): Mark CPUs as having a write buffer.
7409 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7411 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
7412 of 'const_double_operand' in operand 2 constraints. Update enable
7415 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7417 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
7418 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
7419 * optabs.h (enum optab_index): Add new OTI_lfloor.
7420 (lfloor_optab): Define corresponding macro.
7421 * optabs.c (init_optabs): Initialize lfloor_optab.
7422 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
7423 and lfloordi2 patterns.
7424 * builtins.c (expand_builtin_int_roundingfn): New prototype.
7425 (expand_builtin_int_roundingfn): New function.
7426 (fold_builtin_int_roundingfn): New prototype.
7427 (fold_builtin_int_roundingfn): New function, renamed from
7428 fold_builtin_lround.
7429 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
7430 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
7431 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
7432 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
7433 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
7434 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
7435 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
7436 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
7437 into lfloor built-in function and (long long int)floor{,f,l} into
7438 llfloor built-in function.
7439 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
7442 2005-04-08 Ian Lance Taylor <ian@airs.com>
7444 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
7445 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
7446 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
7447 (DO_COND, DO_BODY): Likewise.
7448 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
7449 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
7450 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
7451 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
7452 (build_continue_stmt, build_break_stmt): Don't declare.
7453 (c_do_switch_warnings): Update declaration.
7454 * c-gimplify.c (enum bc_t): Remove.
7455 (struct c_gimplify_ctx, ctxp): Remove.
7456 (push_context, pop_context): Remove static functions.
7457 (c_genericize): Don't call push_context or pop_context.
7458 (begin_bc_block, finish_bc_block): Remove static functions.
7459 (build_bc_goto): Likewise.
7460 (gimplify_c_loop): Likewise.
7461 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
7462 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
7463 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
7464 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
7465 * c-common.c (c_do_switch_warnings): Rename from
7466 c_do_switch_warnings_1.
7467 (c_do_switch_warnings) [old version]: Remove.
7468 (c_do_switch_expr_warnings): Remove.
7469 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
7470 function instead of c_do_switch_expr_warnings.
7471 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
7472 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
7473 * c-pretty-print.c (pp_c_statement): Likewise.
7474 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
7476 2005-04-08 Devang Patel <dpatel@apple.com>
7478 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
7479 While selecting replacement condition pay attention to loop header.
7481 2005-04-08 Diego Novillo <dnovillo@redhat.com>
7483 Merge from tree-cleanup-branch: VRP, store CCP, store
7484 copy-prop, incremental SSA updating of FUD chains and
7485 newly exposed symbols.
7487 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
7488 (OBJS-common): Add tree-vrp.o.
7489 (tree-vrp.o): New rule.
7490 * basic-block.h (nearest_common_dominator_for_set): Declare.
7491 * common.opt (ftree-store-ccp): New flag.
7492 (ftree-copy-prop): New flag.
7493 (ftree-vrp): New flag.
7494 (ftree-store-copy-prop): New flag.
7495 * dominance.c (nearest_common_dominator_for_set): New.
7496 * domwalk.c (walk_dominator_tree): Only traverse
7497 statements in blocks marked in walk_data->interesting_blocks.
7498 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
7499 * fold-const.c (fold): Handle ASSERT_EXPR.
7500 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
7501 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
7502 flag_tree_vrp at -O2.
7503 * timevar.def (TV_TREE_VRP): Define.
7504 (TV_TREE_COPY_PROP): Define.
7505 (TV_TREE_STORE_COPY_PROP): Define.
7506 (TV_TREE_SSA_INCREMENTAL): Define.
7507 (TV_TREE_STORE_CCP): Define.
7508 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
7509 to kill_redundant_phi_nodes from comment.
7510 (verify_expr): Handle ASSERT_EXPR.
7511 * tree-dfa.c (mark_new_vars_to_rename): Remove second
7512 argument. Update all users.
7513 (mark_call_clobbered_vars_to_rename): Remove. Update all
7515 * tree-flow-inline.h (unmodifiable_var_p): New.
7516 * tree-flow.h (enum value_range_type): Declare.
7517 (struct value_range_def): Declare.
7518 (value_range): Declare.
7519 (remove_all_phi_nodes_for): Remove. Update all users.
7520 (find_phi_node_for): Declare.
7521 (add_type_alias): Declare.
7522 (count_uses_and_derefs): Declare.
7523 (kill_redundant_phi_nodes): Remove.
7524 (rewrite_into_ssa): Remove.
7525 (rewrite_def_def_chains): Remove.
7526 (update_ssa, register_new_name_mapping, create_new_def_for,
7527 need_ssa_update_p, name_registered_for_update_p,
7528 release_ssa_name_after_update_ssa, dump_repl_tbl,
7529 debug_repl_tbl, dump_names_replaced_by,
7530 debug_names_replaced_by, mark_sym_for_renaming,
7531 mark_set_for_renaming, get_current_def, set_current_def,
7532 get_value_range, dump_value_range, debug_value_range,
7533 dump_all_value_ranges, debug_all_value_ranges,
7534 expr_computes_nonzero, loop_depth_of_name,
7535 unmodifiable_var_p): Declare.
7536 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7538 * tree-into-ssa.c (block_defs_stack): Update comment.
7539 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7540 syms_to_rename, names_to_release, repl_tbl,
7541 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7542 need_to_replace_names_p): New locals.
7543 (NAME_SETS_GROWTH_FACTOR): Define.
7544 (struct repl_map_d): Declare.
7545 (struct mark_def_sites_global_data): Add field
7547 (enum rewrite_mode): Declare.
7548 (REGISTER_DEFS_IN_THIS_STMT): Define.
7549 (compute_global_livein): Use last_basic_block instead of
7551 (set_def_block): Remove last argument. Update all callers.
7552 (prepare_use_operand_for_rename): Remove. Update all callers.
7553 (prepare_def_operand_for_rename): Remove. Update all callers.
7554 (symbol_marked_for_renaming): New.
7557 (repl_map_hash): New.
7559 (repl_map_free): New.
7560 (names_replaced_by): New.
7561 (add_to_repl_tbl): New.
7562 (add_new_name_mapping): New.
7563 (mark_def_sites): Assume that all the operands in the
7564 statement are in normal form.
7565 (find_idf): Assert that the block in the stack is valid.
7566 (get_default_def_for): New.
7567 (insert_phi_nodes_for): Add new argument 'update_p'.
7569 If update_p is true, add a new mapping between the LHS of
7570 each new PHI and the name that it replaces.
7571 (insert_phi_nodes_1): Only call find_idf if needed.
7572 (get_reaching_def): Call get_default_def_for.
7573 (rewrite_operand): Remove.
7574 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7575 and REWRITE_THIS_STMT are false.
7576 Assume that all the operands in the statement are in
7578 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7579 (rewrite_virtual_phi_arguments): Remove.
7580 (invalidate_name_tags): Remove.
7581 (register_new_update_single, register_new_update_set,
7582 rewrite_update_init_block, replace_use,
7583 rewrite_update_fini_block, rewrite_update_stmt,
7584 rewrite_update_phi_arguments): New.
7585 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7586 Add arguments 'entry', 'what' and 'blocks'.
7587 Initialize the dominator walker according to 'what' and
7589 Start the dominator walk at 'entry'.
7590 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7591 Use it to configure the dominator walker.
7592 (rewrite_into_ssa): Remove argument 'all'.
7594 (rewrite_all_into_ssa): Remove.
7595 (rewrite_def_def_chains): Remove.
7596 (mark_def_interesting, mark_use_interesting,
7597 prepare_phi_args_for_update, prepare_block_for_update,
7598 prepare_def_site_for, prepare_def_sites,
7599 dump_names_replaced_by, debug_names_replaced_by,
7600 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7601 delete_update_ssa, create_new_def_for,
7602 register_new_name_mapping, mark_sym_for_renaming,
7603 mark_set_for_renaming, need_ssa_update_p,
7604 name_registered_for_update_p, ssa_names_to_replace,
7605 release_ssa_name_after_update_ssa,
7606 insert_updated_phi_nodes_for, update_ssa): New.
7607 * tree-loop-linear.c (linear_transform_loops): Call
7608 update_ssa instead of rewrite_into_ssa.
7609 * tree-optimize.c (vars_to_rename): Remove.
7611 (init_tree_optimization_passes): Replace
7612 pass_redundant_phi with pass_copy_prop.
7614 Replace pass_ccp with pass_store_ccp.
7615 Add pass_store_copy_prop after pass_store_ccp.
7616 (execute_todo): If the TODO_ flags don't include updating
7617 the SSA form, assert that it does not need to be updated.
7618 Call update_ssa instead of rewrite_into_ssa and
7619 rewrite_def_def_chains.
7620 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7621 (tree_rest_of_compilation):
7622 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7623 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7624 TODO_cleanup_cfg): Renumber.
7625 (TODO_verify_loops, TODO_update_ssa,
7626 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7627 TODO_update_ssa_only_virtuals): Define.
7628 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7630 * tree-phinodes.c (make_phi_node): Update documentation.
7631 (remove_all_phi_nodes_for): Remove.
7632 (find_phi_node_for): New.
7633 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7634 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7635 (interpret_rhs_modify_expr): Likewise.
7636 * tree-sra.c (decide_instantiations): Mark all symbols in
7637 SRA_CANDIDATES for renaming.
7638 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7639 (mark_all_v_defs): New function. Update all users to call it
7640 with the whole list of scalarized statements, not just the
7642 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7643 (compute_flow_insensitive_aliasing): If the tag is
7644 unmodifiable and the variable isn't or vice-versa, don't
7645 make them alias of each other.
7646 (setup_pointers_and_addressables): If the type tag for
7647 VAR is about to change, mark the old one for renaming.
7648 (add_type_alias): New.
7649 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7650 (ccp_lattice_t): Rename from latticevalue.
7651 (value): Remove. Update all users.
7652 (const_val): New local variable.
7653 (do_store_ccp): New local variable.
7654 (dump_lattice_value): Handle UNINITIALIZED.
7655 (debug_lattice_value): New.
7656 (get_default_value): Re-write.
7657 (set_lattice_value): Re-write.
7658 (def_to_varying): Remove. Update all users.
7659 (likely_value): Return VARYING for statements that make
7660 stores when STORE_CCP is false.
7661 Return VARYING for any statement other than MODIFY_EXPR,
7662 COND_EXPR and SWITCH_EXPR.
7663 (ccp_initialize): Re-write.
7664 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7665 Move to tree-ssa-propagate.c.
7666 (ccp_lattice_meet): Handle memory stores when
7667 DO_STORE_CCP is true.
7668 (ccp_visit_phi_node): Likewise.
7669 (ccp_fold): Likewise.
7670 (evaluate_stmt): Likewise.
7671 (visit_assignment): Likewise.
7672 (ccp_visit_stmt): Likewise.
7673 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7677 (do_ssa_store_ccp): New.
7678 (gate_store_ccp): New.
7679 (pass_store_ccp): Declare.
7680 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7681 (may_propagate_copy): Reformat.
7682 Don't abort if ORIG is a virtual and DEST isn't.
7683 If NEW does not have alias information but DEST does,
7685 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7686 copy_prop_kind, which_copy_prop): Declare.
7687 (stmt_may_generate_copy, get_copy_of_val,
7688 get_last_copy_of, set_copy_of_val, dump_copy_of,
7689 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7690 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7691 init_copy_prop, fini_copy_prop, execute_copy_prop,
7692 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7693 store_copy_prop): New.
7694 (pass_copy_prop, pass_store_copy_prop): Declare.
7695 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7696 'num_const_prop' and 'num_copy_prop'.
7697 (cprop_operand): Update them.
7698 (dump_dominator_optimization_stats): Dump them.
7699 (tree_ssa_dominator_optimize): Call update_ssa instead of
7701 (loop_depth_of_name): Declare extern.
7702 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7703 values for LOW or HIGH.
7704 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7705 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7706 (cprop_operand): Only propagate if VAL != OP.
7707 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7708 statement for renaming.
7709 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7710 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7711 add_type_alias if necessary.
7712 Call mark_new_vars_to_rename.
7713 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7714 mark every statement updated, call update_ssa and
7715 rewrite_into_loop_closed_ssa.
7716 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7717 from LIVEIN if VAR is a virtual.
7718 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7719 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7720 (get_call_expr_operands): Reformat statement.
7721 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7723 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7724 SSA_NAME_VALUE for every name.
7725 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7726 get_value_loaded_by): New.
7727 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7728 substitute_and_fold): Move from tree-ssa-ccp.c.
7729 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7730 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7731 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7733 * tree-ssa.c (verify_use): Fix error message.
7734 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7735 check_phi_redundancy, kill_redundant_phi_nodes,
7736 pass_redundant_phi): Remove. Update all users.
7737 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7738 add_type_alias, if necessary.
7739 * tree-vectorizer.h (struct _stmt_vect_info): Update
7740 documentation for field 'memtag'.
7741 * tree-vrp.c: New file.
7742 * tree.def (ASSERT_EXPR): Define.
7743 * tree.h (ASSERT_EXPR_VAR): Define.
7744 (ASSERT_EXPR_COND): Define.
7745 (SSA_NAME_VALUE_RANGE): Define.
7746 (struct tree_ssa_name): Add field 'value_range'.
7747 (PHI_REWRITTEN): Remove.
7748 (struct tree_phi_node): Remove field 'rewritten'.
7749 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7750 -ftree-store-copy-prop): Document.
7751 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7752 Document usage of update_ssa.
7754 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7757 * config/rs6000/predicates.md (altivec_register_operand): Accept
7759 (and64_operand): Do not limit CONST_INT to mask64_operand.
7760 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7761 (and_operand): Do not limit CONST_INT to mask_operand.
7763 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7765 PR rtl-optimization/20466
7766 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7767 for overlap of the address of each list member.
7768 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7770 2005-04-08 Mike Stump <mrs@apple.com>
7772 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7774 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7777 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7779 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7781 * function.c (push_function_context_to): Don't set
7783 * function.h (function): Remove contains_functions.
7784 (current_function_contains_functions): Remove.
7786 * function.h (function): Remove instrument_entry_exit.
7787 (current_function_instrument_entry_exit): Remove.
7789 * function.h (nonlocal_labels): Remove.
7791 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7793 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7794 (check_attr_value, write_attr_get, write_expr_attr_cache,
7795 find_attr, make_internal_attr): Don't reference negative_ok or
7797 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7798 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7799 (ATTR_STATIC): Adjust the value.
7801 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7803 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7805 * config/s390/tpf.h (ASM_SPEC): Define.
7807 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7809 * tree-flow.h: Remove the prototype for
7810 redirect_immediate_uses.
7811 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7813 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7815 * arm.c (arm_const_double_by_parts): New function.
7816 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7817 * arm.md (define_split for 64-bit constants): Add another one.
7819 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7821 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7823 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7825 * system.h: Revert last change.
7827 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7829 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7830 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7831 (TARGET_SWITCHES): Delete.
7832 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7833 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7834 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7835 * config/xtensa/xtensa.opt: New file.
7837 2005-04-08 Ben Elliston <bje@au.ibm.com>
7839 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7840 * config/fp-bit.h: Tidy comments.
7842 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7844 * system.h: Poison PARAMS.
7846 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
7848 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
7849 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
7850 (TARGET_SWITCHES): Delete.
7851 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7852 * config/vax/vax.opt: New file.
7854 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
7856 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
7858 2005-04-07 Ian Lance Taylor <ian@airs.com>
7860 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
7862 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
7863 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
7866 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
7868 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
7869 all immediate uses in PHI nodes.
7871 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
7873 * arm.c (arm_const_double_inline_cost): Handle any constant by
7874 using gen_lowpart and gen_highpart_mode.
7875 (note_invalid_constants): All constants in an RTX with a constraint
7876 that permits memory are now pushed to the constant pool.
7877 (output_move_double): Delete code to handle reg to reg and
7878 constant to reg moves.
7879 (const_double_needs_minipool, output_mov_immediate): Delete.
7880 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
7881 CONST_INT and CONST_VECTOR.
7882 * arm.md (ANY64): New mode macro.
7883 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
7884 (movdf_soft_insn): Split reg-reg and const-reg moves.
7885 (split patterns for 64-bit constant and register moves): New.
7886 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
7887 (cirrus_movdf_hard_insn): Likewise.
7888 * fpa.md (movdf_fpa): Likewise.
7889 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
7890 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
7892 (movv2si_internal_2): Likewise.
7893 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
7894 (movdf_vfp): Likewise.
7895 * arm-protos.h (output_mov_immediate): Delete prototype.
7897 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
7900 * simplify-rtx.c (simplify_unary_operation_1): Check
7901 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7903 2005-04-06 James E Wilson <wilson@specifixinc.com>
7906 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7909 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7911 * coverage.h (GCOV_TYPE_NODE): Delete.
7912 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
7913 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
7914 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
7915 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
7916 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
7918 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7921 * Makefile.in (gcc.pot): Remove options.c dependency.
7922 * optc-gen.awk: Don't quote help strings with N_().
7924 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
7926 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
7927 the function returns a pointer type.
7929 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
7931 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
7932 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
7933 * doc/invoke.texi: Documnet salias-max-implicit-fields.
7934 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
7935 explicit_uses members.
7936 (get_or_create_used_part_for): Initialize new fields.
7937 (fieldoff_compare): New function.
7938 (create_overlap_variables_for): Count number of fields, use
7939 heuristic to determine whether to create subvars for vars with
7941 Sort the field list by offset and avoid creating duplicate SFT's.
7943 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7945 * c.opt (-F): Remove trailing whitespace from help string.
7946 (-finput-charset): Use a tab to separate the switch name and help
7948 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
7949 (-ftree-vectorizer-verbose): Likewise.
7951 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7953 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
7954 a PHI argument where a use occurs instead of all PHI arguments.
7956 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
7958 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
7961 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7963 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
7964 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
7965 config/bfin/bfin.h: Fix comment typos.
7967 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
7969 * doc/install.texi: Update the URL for Jacks.
7970 * doc/sourcebuild.texi: Likewise.
7972 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7975 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
7976 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
7978 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7980 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
7982 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7984 * config/v850/v850-protos.h (override_options): Delete.
7985 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
7986 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
7987 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
7988 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
7989 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
7990 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
7991 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
7992 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
7993 (OVERRIDE_OPTIONS): Delete.
7994 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
7995 (small_memory_info): Remove the value field.
7996 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
7998 * config/v850/v850.c (small_memory): Remove the value field.
7999 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8000 (override_options): Delete.
8001 (v850_handle_memory_option, v850_handle_option): New functions.
8002 * config/v850/v850.opt: New file.
8004 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8006 * config.host: Add a section for generic hosts, and a subsection
8007 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8008 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8009 * config/host-darwin.h: New.
8010 * config/x-darwin: New.
8011 * config/i386/host-i386-darwin.c: New.
8012 * config/i386/x-darwin: New.
8013 * config/rs6000/host-darwin.c: Include host-darwin.h.
8014 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8015 (darwin_rs6000_gt_pch_use_address): Likewise.
8016 * config/rs6000/x-darwin: Change name of .o built, update
8017 dependencies for changes to rs6000/host-darwin.c.
8019 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8022 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8024 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8026 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8027 split_loop_exit_edge instead of loop_split_edge_with.
8029 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8031 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8032 UNSPEC_SET_VSCR): New constants, used throughout.
8034 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8036 (altivec_vspltis<VI_char>): ... this pattern, using
8037 a QImode const_int_operand for the immediate.
8038 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8041 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8044 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8046 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8048 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8050 2005-04-06 Ben Elliston <bje@au.ibm.com>
8052 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8053 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8054 macros as living in "this file" and not gcc.h.
8056 2005-04-06 Ben Elliston <bje@au.ibm.com>
8058 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8059 -ftree-live_range_split. Perhaps renamed at some point?
8061 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8064 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8065 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8067 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8069 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8070 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8071 (number_of_iterations_special): New function.
8072 (number_of_iterations_exit): Use number_of_iterations_special.
8073 Use simplify_using_outer_evolutions only at -O3.
8074 (number_of_iterations_cond, tree_simplify_using_condition,
8075 simplify_using_initial_conditions, loop_niter_by_eval,
8076 compare_trees, can_count_iv_in_wider_type_bound,
8077 simplify_using_outer_evolutions): Use fold_build.
8079 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8081 * doc/install.texi (Configuration): Document --with-java-home.
8083 2005-04-05 Richard Henderson <rth@redhat.com>
8087 * config/i386/i386.c (print_operand): Handle vector zeros.
8088 (ix86_split_to_parts): Handle CONST_VECTOR.
8089 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8090 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8091 what modes to tie for MMX and SSE registers.
8092 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8093 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8094 to vector modes as well.
8095 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8096 properly as an input mode.
8098 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8100 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8102 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8104 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8106 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8108 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8109 and local functions, set sse_nregs to 8 and float_in_sse.
8110 (function_arg_advance, function_arg): If float_in_sse, pass
8111 SFmode and DFmode arguments in SSE registers.
8112 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8114 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8115 of -funit-at-a-time.
8117 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8119 * config/i386/i386-protos.h (ix86_function_value): Accept two
8120 arguments, like the target macro.
8121 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8122 * config/i386/i386.c (ix86_function_value): Accept the second
8123 argument of the target macro.
8124 (ix86_function_ok_for_sibcall): Pass a function pointer to
8125 ix86_function_value.
8126 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8127 call to ix86_value_regno).
8128 (ix86_value_regno): Add support for returning floating point values
8131 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8133 PR tree-optimization/20076
8134 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8135 that call __builtin_return or __builtin_apply_args.
8137 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8139 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8140 Use immediate use iterator.
8141 (stmt_is_bumper_for_loop): Use immediate use iterator.
8142 * predict.c (strip_builtin_expect): Use update_stmt.
8143 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8144 on all elements of a STATEMENT_LIST.
8145 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8146 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8147 (bsi_replace): Mark stmt as modified and the update it.
8148 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8149 (expand_complex_libcal): Call update_stmt.
8150 (expand_complex_comparison): Call mark_stmt_modified.
8151 (expand_complex_operations_1): Call update_stmt_if_modified.
8152 (expand_vector_operations_1): Call mark_stmt_modified.
8153 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8154 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8155 add_immediate_use, redirect_immediate_use,
8156 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8157 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8158 (mark_new_vars_to_rename): Call update_stmt.
8159 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8160 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8162 (unmodify_stmt): Delete.
8163 (update_stmt): New. Force an update of a stmt.
8164 (update_stmt_if_modified): update a stmt if it is out of date.
8165 (get_stmt_operands): Verify stmt is NOT modified.
8166 (stmt_modified_p): Update comment.
8167 (delink_imm_use): Remove a use node from its immuse list.
8168 (link_imm_use_to_list): Link a use node to a specific list.
8169 (link_imm_use): Link a node to the correct list.
8170 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8171 it in the correct list, if appropriate.
8172 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8173 (relink_imm_use): Link a use node in place of another node in a list.
8174 (relink_imm_use_stmt): LInk a node in place of another node, and set
8176 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8177 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8178 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8179 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8180 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8181 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8182 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8183 (has_zero_uses): New. Return true if there are no uses of a var.
8184 (has_single_use): New. Return true if there is only a single use of a
8186 (single_imm_use): New. Return the simgle immediate use.
8187 (num_imm_uses): New. Return the number of immediate uses.
8188 (get_v_must_def_ops): Use is now a pointer.
8189 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8190 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8192 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8193 (delink_stmt_imm_use): Delink all immuses from a stmt.
8194 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8195 * tree-flow.h (struct dataflow_d): Delete.
8196 (immediate_use_iterator_d): New. Immediate use iterator struct.
8197 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8198 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8199 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8201 (struct stmt_ann_d): Remove dataflow_t from struct.
8202 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8203 (if_convertible_phi_p): Use FAST immuse iterator.
8204 (if_convertible_loop_p): Don't call compute_immediate_uses.
8205 (replace_phi_with_cond_modify_expr): Call update_stmt.
8206 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8207 update_stmt_if_modified.
8208 (rewrite_all_into_ssa): Initialize ssa operands.
8209 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8210 compute_immediate_uses.
8211 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8212 ssa_property is available.
8213 (execute_one_pass): Change parameters passed to execute_todo.
8214 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8215 (remove_ssa_form): Call fini_ssa_operands.
8216 (insert_backedge_copies): Delete call to modify_stmt.
8217 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8218 (release_phi_node): Delink any use nodes before releasing.
8219 (resize_phi_node): Relink any use nodes.
8220 (remove_phi_arg_num): Delink the use node.
8221 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8222 (remove_all_phi_nodes_for): Release phi node first.
8223 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8224 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8225 (scalarize_use, scalarize_copy): Call update_stmt.
8226 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8227 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8228 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8229 (ccp_initialize): Remove call to compute_immediate_uses.
8230 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8233 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8234 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8235 (eliminate_redundant_computations): Call mark_stmt_modified.
8236 (cprop_operand): Call mark_stmt_modified.
8237 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8238 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8239 (dse_optimize_stmt): Use new immuse interface.
8240 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8241 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8242 (substitute_single_use_vars): Use new immuse interface.
8243 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8244 and compute_immediate_uses.
8245 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8247 (rewrite_mem_refs): Call update_stmt.
8248 (determine_lsm): Remove call to compute_imm_uses and free_df.
8249 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8250 (try_unroll_loop_completely): Call update_stmt.
8251 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8252 (rewrite_use_compare): Call update_stmt.
8253 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8254 (rewrite_use) : Call update_stmt.
8255 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8256 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8258 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8259 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8260 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8262 (initialize_vuse_operand): New. Initialize a vuse operand.
8263 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8264 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8265 (finalize_ssa_defs): Use stmt parameter.
8266 (correct_use_link): Ensure a use node is in the correct list, and has
8267 the correct stmt pointer.
8268 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8269 finalize_ssa_v_must_defs): Also initialize use nodes.
8270 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8271 (build_ssa_operands): Seperate parsing from final operand construction.
8272 (parse_ssa_operands): New. Parse entry point for operand building.
8273 (swap_tree_operands): New. Swap 2 tree operands.
8274 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8276 (get_expr_operands): Call swap_tree_operands when needed.
8277 (copy_virtual_operands): Use initialize routines for virtual use ops.
8278 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8279 (verify_abort): New. Issue imm_use error.
8280 (verify_imm_links): New Verify imm_use links for a var.
8281 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8282 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8283 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8284 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8285 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8286 (NULL_USE_OPERAND_P) Define.
8287 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8289 (struct vuse_operand_type): New struct.
8290 (SET_USE): Call set_ssa_use_from_ptr.
8292 (PHI_ARG_INDEX_FROM_USE): Define.
8293 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8294 argument via SET_USE, not PHI_ARG_DEF_TREE.
8295 * tree-ssa-pre.c (eliminate): Call update_stmt.
8296 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8298 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8299 (nearest_common_dominator_of_uses): Use imm_use iterator.
8300 (statement_sink_location): Use imm_use iterator and interface.
8301 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8302 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8303 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8304 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8305 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8306 if new parameter is true.
8307 (init_tree_ssa): Don't initialize operand cache here.
8308 (delete_tree_ssa): Don't destroy operand cache here.
8309 (propagate_into_addr): Pass in a use pointer, return true if anything
8311 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8312 (check_phi_redundancy): Use imm_use iterator.
8313 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8315 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8316 (release_ssa_name): Delink node and all elements in its imm_use list.
8317 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8318 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8319 * tree-vectorizer.c (need_imm_uses_for): Delete.
8320 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8321 * tree.h (struct ssa_imm_use_d): Define.
8322 (SSA_NAME_IMM_USE_NODE): Define.
8323 (struct tree_ssa_name): Add imm_use node.
8325 (PHI_ARG_IMM_USE_NODE): Define.
8326 (struct phi_arg_d): Add imm_use node.
8327 (struct tree_phi_node): Remove struct dataflow_d element.
8328 (TDF_STMTADDR): Define.
8330 2005-04-05 Dale Johannesen <dalej@apple.com>
8332 * doc/invoke.texi (Optimization Options): Remove
8333 duplicate -fcse-follow-jumps. Add -fweb.
8334 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8335 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8337 2005-04-05 Per Bothner <per@bothner.com>
8339 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8340 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8341 (warn_uninit): Get EXPR_LOCUS from context now instead.
8342 This fixes a USE_MAPPED_LOCATION testsuite failure.
8344 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8346 2005-04-05 Per Bothner <per@bothner.com>
8348 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8349 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8350 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8353 2004-04-05 Devang Patel <dpatel@apple.com>
8355 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8356 (lhsr<mode>3): ... new name.
8357 (altivec_vsra<VI_char>): Rename to ..
8358 (ashr<mode>3): ... new name.
8359 * config/rs6000/rs6000.c (builtin_description): Rename shift
8362 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8364 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8365 gen_lowpart_for_combine.
8366 * cse.c (gen_lowpart_if_possible): Move...
8367 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8369 (gen_lowpart_no_emit_general): Use it.
8371 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8373 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8376 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8378 * system.h: Fix typo.
8380 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8382 * config/bfin/bfin-modes.def: New file.
8383 * config/bfin/bfin-protos.h: New file.
8384 * config/bfin/bfin.c: New file.
8385 * config/bfin/bfin.h: New file.
8386 * config/bfin/bfin.md: New file.
8387 * config/bfin/bfin.opt: New file.
8388 * config/bfin/crti.s: New file.
8389 * config/bfin/crtn.s: New file.
8390 * config/bfin/elf.h: New file.
8391 * config/bfin/lib1funcs.asm: New file.
8392 * config/bfin/predicates.md: New file.
8393 * config/bfin/t-bfin: New file.
8394 * config/bfin/t-bfin-elf: New file.
8395 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
8396 Document new attributes.
8397 (interrupt, interrupt_handler, saveall): Update documentation for
8399 * doc/install.texi (Specific): Add entry for the Blackfin.
8400 * doc/invoke.texi (Blackfin Options): New section.
8401 * doc/md.texi (Blackfin family): New section to document constraints.
8402 * config.gcc: Add bfin*-* and bfin*-elf configurations.
8404 2005-04-05 Olivier Hainque <hainque@adacore.com>
8406 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
8407 match what the system unwinder expects.
8408 * config/mips/mips.c (mips_frame_set): If we're saving the return
8409 address register and the dwarf return address column number differs
8410 from the hard register number, adjust the note reg to refer to the
8413 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
8415 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
8416 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
8417 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8418 (processor_type): New enum.
8419 (mn10300_processor): New variable.
8420 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
8421 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
8422 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8423 (PROCESSOR_DEFAULT): New macro.
8424 * config/mn10300/mn10300.c (mn10300_processor): New variable.
8425 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8426 (mn10300_handle_option, mn10300_override_options): New functions.
8427 * config/mn10300/mn10300.opt: New file.
8429 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8430 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
8432 PR tree-optimization/19903
8433 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
8434 that don't fit in their type after conversion.
8436 2005-04-05 Uros Bizjak <uros@kss-loka.si>
8439 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
8440 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
8441 Allocate local stack slots here. Set ix86_optimize_mode_switching.
8442 flag here. Implement using define_insn_and_split.
8443 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
8444 (frndintxf2_mask_pm_i387): New insn patterns.
8445 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
8446 Do not set ix86_optimize_mode_switching flag.
8447 (ceilsf2, ceildf2, ceilxf2): Same.
8448 (btruncsf2, btruncdf2, btruncxf2): Same.
8449 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
8451 2005-04-05 Ian Lance Taylor <ian@airs.com>
8454 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
8455 i386_pe_record_external_function.
8456 (i386_pe_record_external_function): Update declaration.
8457 * config/i386/winnt.c (struct extern_list): Add decl field.
8458 (i386_pe_record_external_function): Add decl parameter.
8459 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
8461 * config/i386/i386-protos.h (i386_pe_record_external_function):
8464 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
8466 * config/m68k/m68k-protos.h: Add a prototype for
8467 valid_dbcc_comparison_p_2.
8468 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
8469 extend_operator, const_uint32_operand, const_sint32_operand,
8470 general_src_operand, nonimmediate_src_operand,
8471 memory_src_operand, post_inc_operand, pre_dec_operand,
8472 pcrel_address): Move to predicates to predicates.md.
8473 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
8474 * config/m68k/m68k.md: Include predicates.md.
8475 * config/m68k/predicates.md: New.
8477 2005-04-04 Roger Sayle <roger@eyesopen.com>
8479 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
8481 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
8483 2005-04-04 Ian Lance Taylor <ian@airs.com>
8485 * c-typeck.c (struct c_switch): Rename switch_stmt field to
8487 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
8488 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
8489 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
8490 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
8491 * c-common.c (c_do_switch_warnings_1): New static function broken
8492 out of c_do_switch_warnings.
8493 (c_do_switch_warnings): Call c_do_switch_warnings_1.
8494 (c_do_switch_expr_warnings): New function.
8495 * c-common.h (c_do_switch_expr_warnings): Declare.
8497 2005-04-04 David Edelsohn <edelsohn@gnu.org>
8498 Daniel Jacobowitz <dan@codesourcery.com>
8500 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
8502 * rtlanal.c (may_trap_p): Same.
8504 2005-04-04 Dale Johannesen <dalej@apple.com>
8506 * ChangeLog: remove reference to ChangeLog.12.
8508 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
8510 CRIS epilogue as RTL.
8511 * config/cris/cris.md: Change all 0 in unspec 0 to
8513 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
8514 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
8516 ("return"): Change to define_expand. Call cris_expand_return for
8518 ("*return_expanded"): New pattern.
8519 ("epilogue"): New define_expand.
8520 * config/cris/cris.h (PREDICATE_CODES): Add
8521 cris_load_multiple_op.
8522 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
8524 (enum cris_retinsn_type): New.
8525 (struct machine_function): New member return_type.
8526 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
8527 (cris_target_asm_function_epilogue): Remove, moving RTLified
8529 (cris_expand_epilogue): New function.
8530 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
8531 (cris_gen_movem_load, cris_load_multiple_op)
8532 (cris_return_address_on_stack_for_return, cris_expand_return): New
8534 (cris_target_asm_function_prologue)
8535 (cris_initial_frame_pointer_offset): Call
8536 cris_reg_saved_in_regsave_area instead of complicated expression.
8537 Call cris_return_address_on_stack instead of an expression.
8538 (cris_print_operand) <case 'o', case 'O'>: New cases.
8539 (cris_return_address_on_stack): Change return-type to bool.
8540 (cris_simple_epilogue): Ditto. Return false if registers are
8542 * config/cris/cris-protos.h (cris_simple_epilogue)
8543 (cris_return_address_on_stack): Adjust prototype return type.
8544 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8545 (cris_return_address_on_stack_for_return): New prototypes.
8547 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8549 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8550 gpr_or_int12_operand.
8552 * config/frv/frv-protos.h: Add a prototype to
8553 frv_legitimate_memory_operand and frv_const_unspec_p.
8554 (frv_unspec): Move from frv.c.
8555 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8556 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8557 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8558 gpr_or_fpr_operand, gpr_or_int12_operand,
8559 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8560 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8561 int6_operand, int5_operand, uint5_operand, uint4_operand,
8562 uint1_operand, int_2word_operand, uint16_operand,
8563 upper_int16_operand, integer_register_operand,
8564 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8565 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8566 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8567 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8568 move_destination_operand, movcc_fp_destination_operand,
8569 frv_function_symbol_referenced_p, move_source_operand,
8570 condexec_dest_operand, condexec_source_operand,
8571 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8572 const_unspec_operand, gpr_or_memory_operand,
8573 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8574 icc_operand, fcc_operand, cc_operand, icr_operand,
8575 fcr_operand, cr_operand, call_operand, sibcall_operand,
8576 symbolic_operand, relational_operator,
8577 integer_relational_operator, float_relational_operator,
8578 ccr_eqne_operator, minmax_operator,
8579 condexec_si_binary_operator, condexec_si_media_operator,
8580 condexec_si_divide_operator, condexec_si_unary_operator,
8581 condexec_sf_conv_operator, condexec_sf_add_operator,
8582 condexec_memory_operand, intop_compare_operator, acc_operand,
8583 even_acc_operand, quad_acc_operand, accg_operand: Move to
8585 * config/frv/frv.h (PREDICATE_CODES): Remove.
8586 * config/frv/frv.md: Include predicates.md.
8587 * config/frv/predicates.md: New.
8589 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8592 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8593 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8594 (add_standard_iv_candidates_for_size): New function, extracting code
8595 from add_standard_iv_candidates and parameterizing it by type size.
8596 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8598 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8600 * system.h (GCOV_SIZE_TYPE): Unposion.
8601 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8602 (GCOV_TYPE_SIZE): ...this new macro.
8603 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8604 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8605 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8606 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8607 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8608 instead of unsigned_intSI_type_node.
8609 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8610 (rtl_gen_one_value_profiler_no_edge_manipulation)
8611 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8612 * value-prof.c: Include coverage.h.
8614 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8615 Diego Novillo <dnovillo@redhat.com>
8617 Fix PR tree-optimization/20703
8618 Fix PR tree-optimization/20725
8620 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8621 (create_expression_by_pieces): Ditto.
8622 (valid_in_set): Ditto. Also handle tcc_declaration.
8623 (find_or_generate_expression): Handle comparison class.
8624 (insert_into_preds_of_block): Ditto.
8625 (insert_aux): Ditto.
8626 (create_value_expr_from): Handle comparison class, recursively
8627 handle reference nodes.
8628 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8629 (execute_pre): Fix spacing.
8630 (do_fre): Renamed to execute_fre.
8632 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8634 * doc/invoke.texi (SPARC options): Document that
8635 -mlittle-endian is not supported on Linux either.
8637 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8641 * config.gcc (Obsolete configurations): Remove
8642 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8643 (sparclite-*-coff*): Delete.
8644 (sparclite-*-elf*): Likewise.
8645 (sparc86x-*-elf*): Likewise.
8646 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8647 * config/sparc/lite.h: Delete.
8648 * config/sparc/litecoff.h: Likewise.
8649 * config/sparc/liteelf.h: Likewise.
8650 * config/sparc/sp86x-elf.h: Likewise.
8651 * config/sparc/t-sparclite: Likewise.
8652 * config/sparc/t-sp86x: Likewise.
8654 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8656 * config/s390/s390-protos.h: (s390_comparison,
8657 s390_alc_comparison, s390_slb_comparison, const0_operand,
8658 consttable_operand, larl_operand, s_operand,
8659 shift_count_operand, bras_sym_operand, load_multiple_operation,
8660 store_multiple_operation, s390_plus_operand): Remove prototypes.
8661 (s390_legitimate_address_without_index_p): New prototype.
8662 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8664 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8665 const0_operand, consttable_operand, larl_operand, s_operand,
8666 shift_count_operand, bras_sym_operand, load_multiple_operation,
8667 store_multiple_operation, s390_plus_operand): Move to
8669 (check_mode): Remove.
8670 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8672 (s390_legitimate_address_without_index_p): New.
8673 * config/s390/s390.h (PREDICATE_CODES): Remove.
8674 * config/s390/s390.md: Include predicates.md.
8675 * config/s390/predicates.md: New.
8677 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8680 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8681 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8682 (NEED_INDICATE_EXEC_STACK): Define to 1.
8683 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8684 (NEED_INDICATE_EXEC_STACK): Define to 1.
8685 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8686 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8687 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8688 (pic_helper_emitted_p): New global.
8689 (emit_pic_helper): New function extracted from...
8690 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8691 Do not call emit_pic_helper if delay_pic_helper is true.
8692 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8693 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8694 (sparc_file_end): New function.
8696 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8698 * config/mcore/mcore-protos.h: Remove the prototypes for
8699 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8700 mcore_general_movdst_operand, mcore_reload_operand,
8701 mcore_arith_J_operand, mcore_arith_K_operand,
8702 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8703 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8704 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8705 mcore_literal_K_operand, mcore_addsub_operand,
8706 mcore_compare_operand, mcore_load_multiple_operation,
8707 mcore_store_multiple_operation, mcore_call_address_operand.
8708 Add a prototype for const_ok_for_mcore.
8709 * config/mcore/mcore.c (mcore_call_address_operand,
8710 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8711 mcore_arith_reg_operand, mcore_reload_operand,
8712 mcore_arith_J_operand, mcore_arith_K_operand,
8713 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8714 mcore_arith_M_operand, mcore_arith_imm_operand,
8715 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8716 mcore_literal_K_operand, mcore_addsub_operand,
8717 mcore_compare_operand, mcore_load_multiple_operation,
8718 mcore_store_multiple_operation): Move to predicates.md.
8719 (const_ok_for_mcore): Export.
8720 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8721 * config/mcore/mcore.md: Include predicates.md.
8722 * config/mcore/predicates.md: New.
8724 * config/mcore/predicates.md: Fix a comment typo.
8726 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8727 Adrian Straetling <straetling@de.ibm.com>
8729 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8730 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8731 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8733 ("imul"): Removed from "type" attribute.
8734 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8735 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8736 Changed type to imulsi.
8737 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8739 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8741 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8742 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8743 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8744 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8745 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8746 (TARGET_SWITCHES, mcore_stack_increment_string)
8747 (TARGET_OPTIONS): Delete.
8748 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8749 than *_BIT constants.
8750 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8751 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8752 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8753 (mcore_override_options): Delete mcore_stack_increment code.
8754 Change use of M340_BIT to MASK_M340.
8755 * config/mcore/mcore.opt: New file.
8757 2005-04-04 Ian Lance Taylor <ian@airs.com>
8759 * config/arm/arm.c (replace_symbols_in_block): Remove static
8762 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8764 * config/fr30/fr30-protos.h: Remove the prototypes for
8765 stack_add_operand, add_immediate_operand,
8766 high_register_operand, low_register_operand, call_operand,
8767 di_operand, and nonimmediate_di_operand.
8768 * config/fr30/fr30.c (stack_add_operand,
8769 add_immediate_operand, high_register_operand,
8770 low_register_operand, call_operand, di_operand,
8771 nonimmediate_di_operand): Move to predicates.md.
8772 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8773 * config/fr30/fr30.md: Include predicates.md.
8774 * config/fr30/predicates.md: New.
8776 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8777 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8778 mcore_call_address_operand.
8780 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8781 general_movsrc_operand.
8783 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8785 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8788 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8791 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8794 2005-04-04 Richard Henderson <rth@redhat.com>
8795 Jakub Jelinek <jakub@redhat.com>
8797 PR rtl-optimization/16104
8798 * fold-const.c (fold_unary): Fix folding of vector conversions.
8800 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8802 * config.gcc (xstormy16-*-elf): Set extra_options.
8803 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8804 * config/stormy16/stormy16.opt: New file.
8806 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8808 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8809 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8810 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8811 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8812 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8813 (TARGET_UNIX_ASM): Delete.
8814 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8815 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8816 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8817 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8818 * config/pdp11/pdp11.opt: New file.
8820 2005-04-03 Roger Sayle <roger@eyesopen.com>
8821 Alexandre Oliva <aoliva@redhat.com>
8824 * fold-const.c (non_lvalue): Split tests into...
8825 (maybe_lvalue_p): New function.
8826 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8827 C++ front-end prior to lowering into gimple form.
8829 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8831 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8832 BUILT_IN_STRNCASECMP): New.
8833 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8836 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8839 * arm.md (addsi3_compare0_for_combiner): Delete.
8840 (addsi3_compare0_scratch_for_combiner): Delete.
8841 (cmpsi_neg_shiftsi): Delete.
8842 (compare_negsi_si): New pattern.
8843 (cmpsi_negshiftsi_si): New pattern.
8844 (negated_cbranchsi4): Restrict to equality_operator.
8846 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
8849 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8851 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
8854 * doc/install.texi: Fix a typo.
8856 2005-04-03 Steven Bosscher <stevenb@suse.de>
8859 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
8860 a computed goto if the edge to the computed goto block has
8861 incoming abnormal edges. Clarify how the function works.
8863 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
8865 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
8866 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
8867 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
8868 hash_scan_set, reg_set_between_after_reload_p,
8869 reg_used_between_after_reload_p, get_avail_load_store_reg,
8870 eliminate_partially_redundant_load): Likewise.
8871 * postreload.c (reload_cse_simplify_set,
8872 reload_combine_note_use): Likewise.
8873 * predict.c (predict_insn, expected_value_to_br_prob,
8874 propagate_freq, expensive_function_p): Likewise.
8875 * print-rtl.c (print_rtx): Likewise.
8876 * profile.c (instrument_edges, instrument_values,
8877 compute_branch_probabilities, branch_prob, union_groups,
8878 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
8879 * protoize.c (in_system_include_dir, file_could_be_converted,
8880 file_normally_convertible, gen_aux_info_file, seek_to_line,
8881 do_cleaning): Likewise.
8882 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
8883 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
8884 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
8886 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8888 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
8889 * modulo-sched.c (undo_replace_buff_elem): New structure.
8890 (kernel_number_of_cycles, ps_unschedule_node,
8891 undo_generate_reg_moves,free_undo_replace_buff,
8892 undo_permute_partial_schedule, loop_single_full_bb_p,
8893 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
8894 build_loops_structure, get_sched_window): New.
8895 (generate_reg_moves): Return undo_replace_buff_elem and other
8897 (generate_prolog_epilog): Remove old loop versioning.
8898 (sms_schedule): Use loop information and loop_version.
8899 (sms_schedule_by_order): Split part of it to get_sched_window.
8900 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
8901 cfg_layout_finalize and free_dominance_info before/after SMS.
8903 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8905 * cfghooks.c (lv_flush_pending_stmts,
8906 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
8907 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
8908 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
8909 lv_add_condition_to_bb,
8910 lv_adjust_loop_header_phi, extract_cond_bb_edges,
8911 flush_pending_stmts): New in cfg_hooks structure.
8912 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
8913 extract_cond_bb_edges, lv_adjust_loop_header_phi,
8914 lv_add_condition_to_bb): New declarations.
8915 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
8917 (loop_version): Declare.
8918 * cfgloopmanip.c (cfghooks.h): Include.
8919 (duplicate_loop_to_header_edge): Change return type to bool.
8920 (loop_version, lv_adjust_loop_entry_edge): Move here.
8921 * cfgrtl.c (cfgloop.h): Include.
8922 (rtl_verify_flow_info_1): Fix.
8923 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
8924 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
8926 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
8927 tree_lv_add_condition_to_bb): New.
8928 (tree_cfg_hooks): Add new hooks to initialization.
8929 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
8930 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
8932 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8934 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
8935 xstormy16_below100_or_register,
8936 xstormy16_splittable_below100_or_register, and
8937 nonimmediate_nonstack_operand.
8939 * config/stormy16/stormy16-protos.h: Remove the prototypes for
8940 xstormy16_ineqsi_operator, equality_operator,
8941 inequality_operator, shift_operator,
8942 xstormy16_below100_operand, xstormy16_below100_or_register,
8943 xstormy16_splittable_below100_or_register,
8944 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
8945 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
8946 equality_operator, inequality_operator,
8947 xstormy16_below100_operand, xstormy16_below100_or_register,
8948 xstormy16_splittable_below100_or_register,
8949 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
8950 nonimmediate_nonstack_operand, shift_operator): Move to
8952 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
8953 * config/stormy16/stormy16.md: Include predicates.md.
8954 * config/stormy16/predicates.md: New.
8956 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8958 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
8959 small_int, large_int, reg_or_0_operand, simple_memory_operand,
8960 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
8961 move_operand, power_of_2_operand): Move to predicates.md.
8962 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
8963 PREDICATE_CODE): Remove.
8964 * config/iq2000/iq2000.md: Include predicates.md.
8965 * config/iq2000/predicates.md: New.
8967 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
8969 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
8970 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
8971 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
8972 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
8973 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
8974 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
8975 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
8976 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8977 (TARGET_M68HC11): Delete.
8978 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
8979 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
8980 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
8981 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8982 (nb_soft_regs): Delete.
8983 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
8984 (m68hc11_override_options): Remove the code that caters for MASK_M6811
8985 and MASK_M6812 being set simultaneously. Change the code that sets
8986 the default m68hc11_soft_reg_count to use integers instead of strings.
8987 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
8988 m68hc11_soft_reg_count (which now has an int type) as the number
8990 * config/m68hc11/m68hc11.opt: New file.
8992 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8994 * config/fr30/fr30.h (PREDICATE_CODES): Remove
8995 fp_displacement_operand, sp_displacement_operand.
8997 * config/m68hc11/m68hc11-protos.h: Add a prototype for
8999 Remove the prototypes for tst_operand, cmp_operand,
9000 stack_register_operand, d_register_operand,
9001 hard_addr_reg_operand, splitable_operand,
9002 m68hc11_logical_operator, m68hc11_arith_operator,
9003 m68hc11_non_shift_operator, m68hc11_shift_operator,
9004 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9005 non_push_operand, hard_reg_operand, and
9006 reg_or_some_mem_operand.
9007 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9009 (tst_operand, cmp_operand, non_push_operand,
9010 splitable_operand, reg_or_some_mem_operand,
9011 stack_register_operand, d_register_operand,
9012 hard_addr_reg_operand, hard_reg_operand,
9013 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9014 m68hc11_arith_operator, m68hc11_non_shift_operator,
9015 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9017 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9018 * config/m68hc11/m68hc11.md: Include predicates.md.
9019 * config/m68hc11/predicates.md: New.
9021 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9024 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9025 change checked in along with 2005-03-03's patch for debug/20253.
9026 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9027 (remap_decl): Insert type decl in map earlier.
9029 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9031 PR tree-optimization/20640
9032 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9033 post-dominator if it has phi nodes.
9034 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9035 before dead statements.
9037 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9040 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9042 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9044 PR rtl-optimization/20290
9045 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9046 in every iteration if the entry point is the exit test.
9048 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9050 * config/cris/cris.md (attribute "length"): Define.
9052 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9054 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9055 (word_offset_memref_operand): New.
9056 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9057 (indexed_or_indirect_operand): Delete.
9058 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9059 (indexed_or_indirect_operand): Delete.
9061 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9064 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9067 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9068 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9070 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9072 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9074 2005-04-01 Ian Lance Taylor <ian@airs.com>
9076 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9077 (rus, prus): Remove static variables.
9078 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9079 (process_command): Permit report_times and use_pipes together.
9081 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9083 * c-decl.c (validate_proto_after_old_defn): Look at
9084 TYPE_MAIN_VARIANT of argument types.
9086 2005-04-01 Paul Brook <paul@codesourcery.com>
9088 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9089 (arm_output_function_epilogue): Allow call_via_SP.
9090 (thumb_call_via_reg, arm_file_end): Ditto.
9091 * config/arm/arm.h (struct machine_function): Include space for SP.
9092 (thumb_call_via_label): Update declaration.
9094 2005-04-01 Ian Lance Taylor <ian@airs.com>
9096 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9097 doing a peephole optimization, once again put any notes in the
9100 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9102 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9104 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9106 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9107 (block_alloc, find_free_reg): Likewise.
9108 * loop-doloop.c (doloop_modify): Likewise.
9109 * loop-invariant.c (record_use): Likewise.
9110 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9111 get_iv_value, canon_condition, eliminate_implied_condition,
9112 eliminate_implied_condition, simplify_using_initial_values,
9113 shorten_into_mode, canonicalize_iv_subregs,
9114 iv_number_of_iterations): Likewise.
9115 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9116 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9117 unswitch_loop): Likewise.
9118 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9119 move_movables, replace_call_address, find_and_verify_loops,
9120 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9121 record_giv, final_giv_value, general_induction_var,
9122 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9123 loop_giv_dump): Likewise.
9125 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9126 GCOV_CHECK_WRITING): Remove.
9127 (gcov_position, gcov_rewrite): Use gcc_assert.
9128 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9129 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9130 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9133 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9135 * tree-inline.c: Fix a typo.
9137 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9139 * configure.ac (enable-checking): Explicitly set all variables for
9140 collective switch values. Alphabetize variables. Rename
9141 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9143 * doc/install.texi (enable-checking): Update documentation.
9144 * configure: Rebuilt.
9146 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9148 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9151 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9153 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9154 Also reject cases where this pattern will cause load delay stalls
9155 unless optimizing for size and it will produce a shorter sequence.
9156 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9157 variants to avoid pre-adjusting the base when possible.
9159 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9161 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9162 the frame and argument pointers.
9163 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9164 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9165 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9166 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9167 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9168 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9170 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9172 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9173 with entry for selectany attribute.
9174 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9176 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9177 (i386_pe_asm_named_section): Handle sections generated by
9178 selectany attribute.
9179 * doc/extend.texi (selectany): Document attribute.
9181 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9182 Jan Hubicka <jh@suse.cz>
9184 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9185 to fix addresses involving EBP and ESP.
9186 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9187 for SUBREGed registers.
9188 (legitimate_address_p): Accept SUBREGed registers.
9190 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9193 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9194 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9197 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9199 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9201 2005-04-01 James E Wilson <wilson@specifixinc.com>
9204 * dwarf2out.c (rtl_for_decl_init): New function.
9205 (rtl_for_decl_location): Extracted from here.
9206 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9207 add_const_value_attribute. Delete initializer_constant_valid_p call.
9209 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9211 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9212 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9213 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9214 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9215 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9216 config/i386/i386.md, config/rs6000/predicates.md,
9217 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9218 config/s390/s390.c, config/stormy16/stormy16.c,
9219 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9222 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9225 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9226 COND_EXPR and CALL_EXPR.
9228 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9231 * genautomata.c (first_cycle_unit_presence): Check all alternative
9232 states for unit presence.
9234 * doc/md.texi: Remove remark about impossibility to query unit
9235 presence in non nondeterministic automaton state.
9237 * config/ia64/ia64.c (get_template): Change order of unit querying.
9239 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9241 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9244 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9246 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9247 flag for edges outside any loops.
9249 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9251 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9253 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9255 * tree-ssa-alias.c: Follow spelling conventions.
9256 * doc/tree-ssa.texi: Fix a typo.
9258 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9260 * postreload-gcse.c: Include target.h.
9261 (gcse_after_reload_main): Return early if we cannot modify jumps.
9262 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9264 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9266 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9267 expensive operations.
9269 2005-03-31 Ian Lance Taylor <ian@airs.com>
9271 * collect2.c (lderrout): New variable.
9272 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9273 if it is set, to stderr.
9274 (handler): Unlink lderrout if it is set.
9275 (dump_file): Add "to" parameter. Change all callers.
9276 (main): Initialize lderrout.
9277 (collect_execute): Add errname parameter. Change all callers.
9278 Rename redir parameter to outname. Never pass
9279 PEX_STDERR_TO_STDOUT to pex_run.
9280 * collect2.h (collect_execute, dump_file): Update declarations.
9281 * tlink.c (tlink_execute): Add errname parameter. Change all
9283 (do_tlink): Check lderrout as well as ldout.
9285 2005-03-31 Caroline Tice <ctice@apple.com>
9287 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9288 (bb-reorder.o): Add errors.h to list of requirements.
9289 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9290 profiledbootstrap flags.
9291 * bb-reorder.c (errors.h): Add new include.
9292 (struct bbro_basic_block_data_def): Add new field, in_trace.
9293 (add_unlikely_executed_notes): Remove function.
9294 (mark_bb_for_unlikely_executed_section): Remove function.
9295 (insert_section_boundary_note): New function.
9296 (verify_hot_cold_block_grouping): New function.
9297 (push_to_next_round_p): Remove variables and tests that push all
9298 cold blocks to last round.
9299 (find_traces): Remove code that added extra round of trace finding
9300 when doing partitioning.
9301 (find_traces_1_round) : Remove variable last_round; add code to
9302 update new struct field, in_trace; correct trace_length where it was
9303 incorrect before (after call to copy_bb); change code that pushed all
9304 cold blocks to last round. Instead verify that all blocks going into
9305 a trace belong in the same partition.
9306 (connect_traces): Modify to connect the traces in two passes, if the
9307 function contains both hot and cold blocks. The first pass connects
9308 all the traces for blocks in the partition that the first block in
9309 the function belongs to; the second pass connnects all the traces
9310 containing blocks that belong in the other partition.
9311 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9312 code that automatically put the first block in a function into the
9313 hot partition if the function had any hot blocks.
9314 (fix_crossing_unconditional_branches): Check number of succ edges
9315 before attempting to get one.
9316 (fix_edges_for_rarely_executed_code): Update comment describing
9318 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9319 remove call to add_unlikely_executed_notes; add call to
9320 verify_hot_cold_block_grouping.
9321 (duplicate_computed_gotos): Don't change computed goto if it's a
9323 (partition_hot_cold_basic_blocks): Update function comment.
9324 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9326 (try_forward_edges): Likewise.
9327 (merge_blocks_move_predecessor_nojumps): Likewise.
9328 (merge_blocks_move_successor_nojumps): Likewise.
9329 (merge_blocks_move): Likewise.
9330 (try_crossjump_bb): Likewise.
9331 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9332 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9333 notes to cold bb's; remove call to update_unlikely_executed_notes.
9334 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9335 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9336 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9337 function declaration.
9338 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9340 (rtl_can_merge_blocks): Remove redundancy from condition.
9341 (try_redirect_by_replacing_jump): Likewise.
9342 (force_nonfallthru_and_redirect): Remove code for adding
9343 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9344 (commit_one_edge_insertion): Likewise.
9345 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9346 * dbxout.c (FORCE_TEXT): Replace function_section with
9347 current_function_section.
9348 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9349 function, switch_text_section.
9350 (struct xcoff_debug): Likewise.
9351 (dbxout_function_end): Add code to put out label diffs for both
9352 hot and cold sections.
9353 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9354 for new debug_hooks funciton, switch_text_section..
9355 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9356 switch_text_section.
9357 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9358 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9359 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9360 dw_fde_switched_sections.
9361 (output_call_frame_info): Add test to see if function switches text
9362 sections in the middle; if so, use appropriate extra hot and cold
9363 section labels to compute size deltas for the hot and cold sections.
9364 (dwarf2out_begin_prologue): Add code to initialize new fields in
9366 (dwarf2out_switch_text_section): New function (invoked through
9367 debug_hook); updates new fields in dw_fde_struct appropriately and
9368 increments separate_line_info_table_in_use.
9369 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9370 dwarf2out_switch_text_section.
9371 (struct var_loc_node): Add new field, section_label.
9372 (output_aranges): Add code to check whether in hot or cold section and
9373 use the appropriate label in calculating deltas.
9374 (output_ranges): Likewise.
9375 (output_line_info): Add code to check which section we're in and
9376 use appropriate hot/cold label.
9377 (add_location_or_constant_value_attribute): Likewise.
9378 (gen_subprogam_die): Modify arange attributes to use correct labels.
9379 (dwarf2out_begin_block): Change call to function_section into call to
9380 current_function_section.
9381 (dwarf2out_end_block): Likewise.
9382 (dwarf2out_source_line): Likewise.
9383 (dwarf2out_var_location): Add code to check whether in hot or cold
9384 section and use the appropriate label.
9385 * except.c (output_function_exception_table): Change call to
9386 function_section into call to current_function_section.
9387 * final.c (profile_function): Likewise.
9388 (scan_ahead_for_unlikely_executed_note): Remove function.
9389 (final_scan_insn): Remove calls to
9390 scan_ahead_for_unlikely_executed_note, and related code for switching
9391 to cold section, except for the single time
9392 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
9393 debug_hooks->switch_text_sections; replace appropriate calls to
9394 function_section with calls to current_function_section.
9395 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
9396 test_bb to condition.
9397 (find_if_case_2): Likewise.
9398 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9399 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
9400 * opts.c (decode_options): Change warning about hot/cold partitioning
9401 with exceptionss to inform (so as not to cause bootstrap failures);
9402 remove warning about partitioning with DWARF debug info.
9403 * output.h (current_function_section): Add new function decl.
9404 (insert_section_boundary_note): Likewise.
9405 (enum in_section): Move this declaration here from varasm.c.
9406 (unlikely_section_label): Likewise.
9407 (unlikely_text_section_name): Likewise.
9408 (last_text_section_name): New global variable.
9409 (last_text_section): Likewise.
9410 (hot_section_label): Likewise.
9411 (hot_section_end_label): Likewise.
9412 (cold_section_end_label): Likewise.
9413 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
9414 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
9415 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
9416 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
9417 insn from consideration.
9418 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
9419 switch_text_section.
9420 * varasm.c (basic-block.h): Add new include.
9421 (unlikely_section_label_printed): Remove global variable.
9422 (unlikely_section_label): Make global variable not be static any more.
9423 (unlikely_text_section_name): Likewise.
9424 (hot_section_end_label): New global variable (not static)
9425 (first_function_block_is_cold): Likewise.
9426 (hot_section_label): Likewise.
9427 (cold_section_end_label): Likewise..
9428 (last_text_section): New global variable, not static.
9429 (last_text_section_name): New global variable, not static.
9430 (initialize_cold_section_name): New function.
9431 (enum in_section): Move declaration to output.h.
9432 (text_section): Update last_text_section.
9433 (unlikely_text_section): Replace code to determine cold section name
9434 with call to initialize_cold_section_name; Add code to update
9435 last_text_section; remove code for printing out label.
9436 (named_section_real): Add code to update last_text_section and
9437 last_text_section_name as appropriate.
9438 (function_section): Change test for 'unlikely' to depend on
9439 first_function_block_is_cold (moved old test to
9440 current_function_section).
9441 (current_function_section): New function.
9442 (assemble_start_function): Move code that frees
9443 unlikely_text_section_name; initialize hot_section_end_label;
9444 print hot and cold section labels at the start of the function;
9445 set first_function_block_is_cold, if appropriate; initialize l
9446 ast_text_section; add call to insert_section_boundary_note.
9447 (assemble_end_function): Add code to write out hot and cold section
9449 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
9450 switch_text_section.
9451 * config/darwin.c (machopic_select_section): Replace incorrect
9452 function in base_funs; update reloc for cold sections if necessary.
9453 * config/darwin.h (SECTION_FUNCTION): Add code to update
9454 last_text_section if appropriate.
9455 (text_unlikely_section): Remove.
9456 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
9457 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
9458 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
9459 partitioning for this architecture.
9461 2005-03-31 Olivier Hainque <hainque@adacore.com>
9463 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
9464 defined and non-zero.
9466 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9469 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
9472 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9475 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
9476 label operand. Remove (use (unspec..)). Don't emit a label on
9478 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
9479 generate inline label for load_toc_v4_PIC_1b.
9480 (rs6000_emit_load_toc_table): Likewise.
9482 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9484 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
9485 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
9487 2005-03-29 Devang Patel <dpatel@apple.com>
9489 * tree-sra.c (decide_block_copy): Disable scalarization of
9492 2005-03-30 Stuart Hastings <stuart@apple.com>
9493 Dale Johannesen <dalej@apple.com>
9495 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
9496 * print-tree.c (print_node): Add case STATEMENT_LIST.
9498 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9500 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
9501 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
9502 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
9503 is given with "powerpc64*" or "all", or when --with-cpu chooses
9506 2005-03-30 James E. Wilson <wilson@specifixinc.com>
9509 * dwarf2out.c (add_high_low_attributes): New function, extracted from
9510 gen_lexical_block_die.
9511 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
9513 2005-03-31 Jan Hubicka <jh@suse.cz>
9515 2004-11-02 Jan Hubicka <jh@suse.cz>
9517 * cgraph.c (cgraph_varpool_node_name): New function.
9518 (dump_cgraph_varpool_node): New function.
9519 (dump_varpool): New function.
9520 * cgraphunit.c (cgraph_optimize): Dump varpool.
9522 2004-10-16 Jan Hubicka <jh@suse.cz>
9524 * cgraph.c (decide_is_variable_needed): New function.
9525 (cgraph_varpool_finalize_decl): Use it.
9526 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
9528 * final.c (output_addr_const): Do not call mark_referenced.
9529 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
9530 always go via cgraph.
9531 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
9532 (check_global_declarations): Ifdef out code clearing DECL_RTL.
9533 * tree-optimize.c (execute_inline): Mark functions called.
9534 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9536 2004-10-11 Jan Hubicka <jh@suse.cz>
9538 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9539 (cgraph_varpool_last_needed_node): New static variable.
9540 (enqueue_needed_varpool_node): Break out from ...; add items to the
9541 end of queue; update first pointers.
9542 (cgraph_varpool_mark_needed_node): ... here.
9543 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9544 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9545 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9546 (cgraph_varpool_first_unanalyzed_node): Declare.
9547 * cgraphunit.c: Include output.h.
9548 (cgraph_varpool_analyze_pending_decls): New function.
9549 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9550 for errors, analyze pending decls.
9551 (cgraph_finalize_compilation_unit): Only analyze decls.
9552 (cgraph_optimize): Assemble the decls after expanding.
9554 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9556 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9557 subvars get marked properly in tags for grouping.
9558 (add_pointed_to_var): Mark only actual pointed to
9559 variables/subvars in addresses needed.
9560 (create_overlap_variables_for): Clear call clobbered on original
9562 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9563 addresable vars with subvars into list.
9564 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9567 2005-03-30 Richard Henderson <rth@redhat.com>
9569 * cgraph.h (struct cgraph_node): Add alias.
9570 * varasm.c (assemble_alias): Set it.
9571 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9572 avoid calling cgraph_expand_function.
9574 2005-03-30 Tom Tromey <tromey@redhat.com>
9576 * tree.def (FILE_TYPE): Removed.
9577 * typeclass.h (enum type_class): Removed file_type_class.
9578 * dwarf2out.c (is_base_type): Updated.
9579 (gen_type_die): Likewise.
9580 * dbxout.c (dbxout_type): Updated.
9581 * builtins.c (type_to_class): Updated.
9582 * tree.c (type_contains_placeholder_1): Updated.
9583 * config/sparc/sparc.c (sparc_type_code): Updated.
9584 * config/ia64/ia64.c (hfa_element_mode): Updated.
9585 * expr.c (count_type_elements): Updated.
9586 * stor-layout.c (layout_type): Updated.
9587 * tree-inline.c (remap_type): Updated.
9588 * tree-pretty-print.c (dump_generic_node): Updated.
9590 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9592 * builtins.c (expand_builtin_powi): Fix mode of
9593 2nd argument to match int.
9594 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9595 2nd argument type to int.
9596 * libgcc2.c: Change prototype of __powi* functions to use
9599 2005-03-30 Dale Johannesen <dalej@apple.com>
9602 * calls.c (expand_call): Flush pending deferrals before
9605 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9609 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9610 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9611 c_label_context, label_context_stack): New.
9612 * c-decl.c (define_label): Check for jumps into statement
9613 expressions. Add label to list of defined labels.
9614 (start_function): Push context on label_context_stack.
9615 (finish_function): Pop context from label_context_stack.
9616 * c-typeck.c (label_context_stack): New.
9617 (c_finish_goto_label): Check for jumps into statement
9618 expressions. Add label to list of jumped to labels.
9619 (struct c_switch): Add blocked_stmt_expr.
9620 (c_start_case): Initialize it.
9621 (do_case): Check it.
9622 (c_finish_case): Verify !blocked_stmt_expr.
9623 (c_begin_stmt_expr): Push context on label_context_stack.
9624 Increment blocked_stmt_expr. Mark labels jumped to from outside
9626 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9627 defined in the statement expression and no longer jumpable to.
9628 Mark labels jumped to from just outside the statement expression
9629 as again definable. Pop context from label_context_stack.
9630 * doc/extend.texi (Statement Exprs): Update.
9632 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9635 * c-decl.c (start_function): Check for old_decl being
9638 2005-03-30 Ian Lance Taylor <ian@airs.com>
9640 * final.c (final): Remove prescan parameter. Change all callers.
9641 (final_scan_insn): Remove prescan parameter. Change all callers.
9643 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9645 * tree-vectorizer.c: Fix comment typos.
9647 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9649 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9650 as soon as a chrec_dont_know is detected.
9652 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9654 Merge from csl-arm-branch.
9655 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9657 * tlink.c (recompile_files): Do not assume that "rename" can
9658 overwrite an existing file.
9660 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9662 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9663 * gcc/configure: Regenerate.
9665 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9667 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9669 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9671 * calls.c (struct arg_data): Update "partial" comment.
9672 (load_register_parameters): Update "nregs" comment.
9674 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9676 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9677 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9678 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9679 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9680 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9681 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9682 than target_flags & 0.
9683 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9684 (iq2000_arch, iq2000_parse_cpu): Delete.
9685 (TARGET_HANDLE_OPTION): Override default.
9686 (iq2000_handle_option): New function.
9687 (override_options): Remove -march= and -mcpu= handling.
9688 * config/iq2000/iq2000.opt: New file.
9690 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9692 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9693 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9694 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9695 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9696 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9697 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9698 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9699 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9700 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9701 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9702 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9703 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9704 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9705 (TARGET_OPTIONS): Delete.
9706 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9707 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9708 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9709 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9710 (c4x_cpu_version_string): Delete.
9711 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9712 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9713 equivalent -mcpu= option.
9714 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9715 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9716 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9717 or clearing the appropriate MASK_* bit.
9718 (c4x_file_start): Use c4x_cpu_version.
9719 * config/c4x/c4x.opt: New file.
9721 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9723 * doc/options.texi: Document the new MaskExists flag.
9724 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9725 if the option has the MaskExists flag.
9727 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9729 * opt-functions.awk (flag_set_p, test_flag): New functions.
9730 (switch_flags): Use them.
9731 * opth-gen.awk: Use flag_set_p to check for flags.
9732 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9734 2005-03-30 Ian Lance Taylor <ian@airs.com>
9736 * config.host (i[34567]86-*-mingw32*): Don't set
9737 host_can_use_collect2 to no.
9739 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9742 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9743 Remove convert_memory_address call duplicating that in memory_address.
9745 2005-03-29 Richard Henderson <rth@redhat.com>
9748 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9749 (build_compound_literal): Likewise. Propagate decl type into the
9751 (finish_decl): Likewise. Use new return value from complete_array_type
9752 for zero sized arrays.
9753 (complete_array_type): Move ...
9754 * c-common.c (complete_array_type): ... here. Change first argument
9755 to pointer-to-type-node. Consistently use sizetype for the index
9756 except for zero sized arrays. Detect zero sized arrays for pedantic
9757 mode diagnostics. Create a new type node instead of modifying the
9759 * c-tree.h (complete_array_type): Move decl ...
9760 * c-common.h (complete_array_type): ... here.
9762 2005-03-29 Richard Henderson <rth@redhat.com>
9765 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9767 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9769 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9770 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9771 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9772 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9774 2005-03-29 Eric Christopher <echristo@redhat.com>
9776 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9777 truthvalue conversion removal.
9779 2005-03-29 Ian Lance Taylor <ian@airs.com>
9782 * collect2.c: Never include <vfork.h>.
9783 (VFORK_STRING, vfork): Don't define.
9784 (pid): Remove global variable.
9785 (handler): Call raise instead of kill (getpid(), ...).
9786 (collect_wait): Add pex parameter. Change all callers. Use
9787 pex_get_status rather than pwait.
9788 (do_wait): Add pex parameter. Change all callers.
9789 (collect_execute): Return struct pex_obj * rather than void. Use
9790 pex routines rather than pexecute.
9791 (fork_execute): Get pex_obj from collect_execute, and pass it to
9793 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9794 Only declare quit_handler if SIGQUIT is defined.
9795 (scan_libraries): Likewise.
9796 * collect2.h (collect_execute): Update declaration.
9797 (collect_wait): Update declaration.
9798 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9799 pass it to collect_wait.
9801 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9804 * c-parser.c (c_parser_compound_statement_nostart): Give error
9805 message for EOF instead of just setting parser->error.
9807 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9809 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9810 (slpeel_update_phi_nodes_for_guard1): New function.
9811 (slpeel_update_phi_nodes_for_guard2): New function.
9812 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9813 of slpeel_update_phi_nodes_for_guard.
9814 (vectorize_loops): Remove call to loop_closed_rewrite.
9815 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9818 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9820 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9821 (TARGET_LITTLE_ENDIAN): New macro.
9822 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9823 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9824 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9825 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9826 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9827 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9828 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9829 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9830 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9831 (TARGET_OPTIONS): Delete.
9832 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9833 (CACHE_FLUSH_TRAP): Turn into an integer.
9834 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9835 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9836 -mflush-trap is in use.
9837 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9838 (m32r_cache_flush_trap_string): Delete.
9839 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9840 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9841 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9842 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9843 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9844 -mmodel= and -msdata= handling from...
9845 (m32r_init): ...here.
9846 * config/m32r/m32r.opt: New file.
9848 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
9850 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
9851 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
9852 * tree-vect-analyze.c (vect_object_analysis): additional parm
9853 pass back a "struct ptr_info_def *" with the points-to info.
9854 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
9855 statement using info returned from vect_object_analysis.
9856 * tree-vect-transform.c (update_vuses_to_preheader): New function.
9857 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
9858 for virtual uses and defs when creating a replacement vector
9859 reference. Call duplicate_ssa_name_ptr_info to define points-to
9860 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
9861 (vectorizable_store): copy_virtual_operands and update
9862 definition statements.
9863 (vectorizable_load): copy_virtual_operands. Remove call to
9864 mark_call_clobbered_vars_to_rename for call to "const" builtin.
9865 * tree-vectorizer.c (vectorize_loops): Remove calls to
9866 rewrite_into_ssa and bitmap_clear (vars_to_rename).
9867 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
9868 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
9869 define macro STMT_VINFO_PTR_INFO for use in accessing.
9870 * tree.h add export of duplicate_ssa_name_ptr_info.
9871 * rs6000.c (altivec_init_builtins): Declare builtin function
9872 __builtin_altivec_mask_for_load to be "const".
9874 2005-03-29 Jakub Jelinek <jakub@redhat.com>
9877 * cgraph.h (struct cgraph_varpool_node): Add alias field.
9878 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
9879 assemble_variable on aliases.
9880 * varasm.c (assemble_alias): Set node->alias.
9881 * toplev.c (wrapup_global_declarations): Don't call
9882 rest_of_decl_compilation on aliases again.
9884 2005-03-29 Paul Brook <paul@codesourcery.com>
9886 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
9887 * config/arm/arm.c (arm_dbx_register_number): New function.
9888 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
9890 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
9893 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
9894 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
9896 2005-03-29 Dale Johannesen <dalej@apple.com>
9898 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
9899 $(TREE_H) and $(COVERAGE_H).
9900 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
9901 * opts.c (common_handle_option): Enable tree-based value transforms.
9902 * toplev.c (process_options): Ditto.
9903 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
9904 refers to references to this type.
9905 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
9906 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
9907 for may_be_more, may_be_less.
9908 (rtl_gen_pow2_profiler): Adjust.
9909 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
9910 (rtl_gen_one_value_profiler): Adjust.
9911 (rtl_gen_const_delta_profiler): Adjust.
9912 * tree-profile.c (tree_gen_interval_profiler): Implement.
9913 (tree_gen_pow2_profiler): Ditto.
9914 (tree_gen_one_value_profiler): Ditto.
9915 (tree_profiling): New.
9916 (pass_tree_profile): Reference it.
9917 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
9919 (insn_divmod_values_to_profile): Rename to
9920 rtl_divmod_values_to_profile. Adjust.
9921 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
9922 (insn_prefetch_values_to_profile): Adjust.
9923 (rtl_value_profile_transformations): Adjust.
9924 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
9925 (gen_mod_pow2): Rename to rtl_mod_pow2.
9926 (gen_mod_subtract): Rename to rtl_mod_subtract.
9927 (divmod_fixed_value_transform): Rename to
9928 rtl_divmod_fixed_value_transform.
9929 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
9930 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
9931 (rtl_find_values_to_profile): Adjust.
9932 (tree_value_profile_transformations): Implement.
9933 (tree_divmod_values_to_profile): New.
9934 (tree_values_to_profile): New.
9935 (tree_divmod_fixed_value): New.
9936 (tree_mod_pow2): New.
9937 (tree_mod_subtract): New.
9938 (tree_divmod_fixed_value_transform): New.
9939 (tree_mod_pow2_value_transform): New.
9940 (tree_mod_subtract_transform): New.
9941 (tree_find_values_to_profile): Implement.
9942 * profile.c (instrument_values): Free histograms.
9943 (compute_value_histograms): Adjust. Implement tree version.
9945 2005-03-29 Uros Bizjak <uros@kss-loka.si>
9947 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
9948 * config/i386/i386.c (output_fix_trunc): Add new round_mode
9949 variable. Output "fldcw" depending on round_mode.
9950 * config/i386/i386.md (UNSPEC_FIST): New.
9951 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
9952 New isns patterns to implement lrint and llrint built-ins as x87
9954 (fistdi2, fist<mode>2 splitters): New splitters.
9955 (lrint<mode>2): New expanders.
9957 2005-03-28 Ian Lance Taylor <ian@airs.com>
9959 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
9960 0 when calling final_scan_insn.
9962 2005-03-28 Jan Hubicka <jh@suse.cz>
9965 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
9968 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
9969 types where possible.
9971 2005-03-26 Per Bothner <per@bothner.com>
9973 Make -f[no-]show-column also control non-cpp diagnostics.
9974 * c.opt (fshow-column): Move option from here ...
9975 * common.opt (fshow-column): ... to here.
9976 * diagnostic.c (diagnostic_build_prefix): Only print column number
9977 if flag_show_column.
9979 2005-03-27 Steven Bosscher <stevenb@suse.de>
9981 * vax-protos.h (vax_output_int_move, vax_output_int_add,
9982 vax_output_conditional_branch): New prototypes.
9983 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
9984 extracted from vax.md mov and add patterns.
9985 (vax_output_conditional_branch): New function to output conditional
9986 branch instructions.
9987 * vax.md: Use mode macros for arithmetic and mov patterns.
9988 Use code macros for the jump patterns.
9990 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9992 * Makefile.in (libbackend.o): Depend on version files;
9993 add custom generation command.
9995 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9998 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
9999 sure that we have a REG before getting its REGNO.
10001 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10003 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10004 * builtins.def (BUILT_IN_STRNDUP): New.
10006 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10008 PR tree-optimization/20470
10009 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10012 2005-03-25 Mike Stump <mrs@apple.com>
10014 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10017 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10019 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10020 Use our own structure definitions.
10022 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10023 (fix_truncdfsi2): Allow registers or memory as destination.
10024 When TARGET_PPC_GFXOPT, generate simplified pattern.
10025 (fix_truncdfsi2_internal): Use define_insn_and_split.
10026 (fix_truncdfsi2_internal_gfxopt): New.
10027 (fctiwz): Don't confuse register allocation by giving it no choices.
10029 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10030 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10031 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10032 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10034 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10036 * dominance.c (free_dominance_info): Speed up by freeing et
10037 data structures without maintaining other nodes.
10038 * et-forest.c (et_free_tree_force): New.
10039 * et-forest.h: Add a prototype for et_free_tree_force.
10041 * tree.c (get_set_constructor_bits,
10042 get_set_constructor_bytes): Remove.
10043 * tree.h: Remove the corresponding prototypes.
10045 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10048 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10049 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10050 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10051 PRE_DEC, NEG and NOT.
10053 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10055 * fold-const.c: Convert uses of fold (build (...)) to
10058 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10060 PR rtl-optimization/20249
10061 * cse.c (insert_regs): Do not record equivalence of registers in
10064 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10066 * emit-rtl.c (reverse_comparison): Remove.
10067 * rtl.h: Remove the corresponding prototype.
10069 2005-03-24 James E Wilson <wilson@specifixinc.com>
10071 * doc/install.texi (--enable-altivec): Delete docs.
10073 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10075 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10076 SFmode and DFmode before reload when
10077 flag_unsafe_math_optimizations not enabled.
10079 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10081 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10083 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10084 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10086 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10088 * configure.ac (enable-checking): Add 'runtime' option.
10089 * doc/install.texi (enable-checking): Document 'runtime' checking.
10090 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10091 * config.in: Regenerated.
10092 * configure: Regenerated.
10094 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10096 * optabs.h (enum optab_index): Remove OTI_llrint.
10097 (llrint_optab): Remove macro.
10098 * optabs.c (init_optabs): Remove llrint_optab initialization.
10099 * genopinit.c (optabs): Remove llrint_optab implementation.
10100 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10103 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10105 PR rtl-optimization/20532
10106 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10107 overflow when adding coefficients for PLUS or MINUS.
10108 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10111 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10113 * langhooks.h (truthvalue_conversion): Remove.
10114 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10115 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10116 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10117 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10118 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10120 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10122 * params.def: Fix a typo.
10123 * config/mips/mips.c: Follow the spelling convensions.
10124 * doc/invoke.texi: Fix typos.
10126 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10128 Fix PR tree-optimization/20601
10130 * tree-ssa-pre.c (insert_aux): Add missing condition to
10133 2005-03-23 Ian Lance Taylor <ian@airs.com>
10135 * final.c (final_scan_insn): Don't remove no-op instructions.
10136 * reload1.c (reload): Remove simple no-op instructions even when
10139 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10141 PR tree-optimization/20501
10142 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10143 reporting that peeling for alignment is applied moved to...
10144 * (vect_analyze_data_refs_alignment): Here.
10146 2005-03-23 Ian Lance Taylor <ian@airs.com>
10148 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10150 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10152 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10153 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10155 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10157 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10158 imply that this is called once, independent of asms in code.
10159 Adjust to now being pased output and input lists. Mention helper
10160 function decl_overlaps_hard_reg_set_p.
10161 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10162 hook_tree_tree_identity and to take three trees, returning third.
10163 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10165 * stmt.c: include hard-reg-set.h before tree.h.
10166 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10167 (decl_conflicts_with_clobbers_p): Call
10168 decl_overlaps_hard_reg_set_p.
10169 (expand_asm_operands): Pass output and input lists in call to
10170 targetm.md_asm_clobbers.
10171 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10172 hook_tree_tree_tree_tree_3rd_identity.
10173 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10175 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10176 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10177 parameters, first two unused.
10178 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10179 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10180 in constraint letters and MOF is not mentioned as a asm-declared
10181 register in neither of the input and output lists.
10183 2005-03-23 DJ Delorie <dj@redhat.com>
10185 * optabs.c (expand_binop): Make sure the first subword's result
10188 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10190 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10191 Call c_common_truthvalue_conversion rather than
10192 lang_hooks.truthvalue_conversion.
10193 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10194 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10196 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10197 c_common_truthvalue_conversion.
10198 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10199 c_parser_conditional_expression, c_parser_binary_expression): Call
10200 c_objc_common_truthvalue_conversion.
10201 * c-typeck.c (build_unary_op): Call
10202 c_objc_common_truthvalue_conversion.
10203 (build_conditional_expr): Do not call
10204 lang_hooks.truthvalue_conversion.
10205 (build_binary_op): Call c_common_truthvalue_conversion.
10206 (c_objc_common_truthvalue_conversion): Moved from
10207 c-objc-common.c. Call default_function_array_conversion instead
10208 of default_conversion.
10210 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10212 * c-common.h (default_conversion): Remove.
10213 (perform_integral_promotions): Add.
10214 * c-tree.h (default_conversion): Add.
10215 * c-typeck.c (perform_integral_promotions): New, split out from
10216 default_conversion.
10217 * c-common.c (check_case_value): Use perform_integral_promotions,
10218 not default_conversion.
10219 (c_add_case_label): Don't continue processing case label after
10220 found to be pointer.
10222 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10224 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10225 the prefix list if we have already added a multilib directory
10226 based on that path.
10227 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10230 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10232 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10234 * reload.h: Remove the prototype for indirect_symref_ok.
10236 * reload1.c (indirect_symref_ok): Make it global.
10237 * reload.h: Add a prototype for indirect_symref_ok.
10239 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10241 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10244 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10246 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10248 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10250 * c-opts.c (c_common_parse_file): Only start/end main source file
10251 if debug hooks says the writer wants it.
10252 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10254 (xcoff_debug_hooks): Ditto.
10255 * debug.c (do_nothing_hooks): Ditto.
10256 * debug.h (gcc_debug_hooks): Ditto.
10257 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10258 * sdbout.c (sdb_debug_hooks): Ditto.
10259 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10261 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10263 * doc/extend.texi: Deprecate C++ min/max operators.
10265 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10267 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10268 artificial original candidates.
10270 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10271 Jan Hubicka <jh@suse.cz>
10272 Steven Bosscher <stevenb@suse.de>
10274 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10275 call cost based on argument sizes.
10276 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10278 * params.def: (max-inline-inssn-single): Set to 450.
10279 (max-inline-insns-auto): Set to 90.
10280 (max-inline-insns-recursive): Set to 450
10281 (max-inline-insns-recursive-auto): Set to 450.
10282 (large-function-insns): Set to 2700.
10283 (inline-call-cost): New parameter.
10284 * tree-inline.c (estimate_move_cost): New function.
10285 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10286 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10287 based on arguments.
10288 * tree-inline.h (estimate_move_cost): Declare.
10289 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10290 (max-inline-insns-auto): Change default to 90.
10291 (max-inline-insns-recursive): Change default to 450
10292 (max-inline-insns-recursive-auto): Change default to 450.
10293 (large-function-insns): Change default to 2700.
10294 (inline-call-cost): Document new parameter.
10296 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10298 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10299 (TARGET_DEFAULT): Delete.
10300 * config/i860/i860.opt: New file.
10302 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10304 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10305 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10306 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10307 (frv_sched_lookahead): Delete.
10308 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10309 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10310 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10311 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10312 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10313 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10314 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10315 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10316 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10317 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10318 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10319 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10320 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10321 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10322 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10323 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10324 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10325 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10326 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10327 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10328 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10329 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10330 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10331 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10332 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10333 (frv_sched_lookahead): Delete.
10334 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10335 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10336 (frv_handle_option): New function. Move -mcpu= handling from...
10337 (frv_override_options): ...here. Remove handling of other
10339 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10340 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10341 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10342 and TARGET_NO_MULTI_CE.
10343 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10344 !TARGET_VLIW_BRANCH.
10345 * config/frv/frv.opt: New file.
10347 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10349 * fold-const.c (fold_ternary): Take decomposed arguments of
10351 (fold): Update a call to fold_ternary.
10353 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10354 * tree.h: Add corresponding prototypes.
10356 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10359 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10360 between jump table and its label.
10361 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10362 resp. ADDR_DIFF_VEC and the label preceeding it.
10363 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10364 is emitted in the right section.
10366 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10368 * fold-const.c (fold_unary, fold_binary): Update comments
10371 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10373 PR rtl-optimization/20527
10374 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10375 REG_INC note, test that the register also isn't mentioned in PRED
10378 2005-03-22 Ben Elliston <bje@au.ibm.com>
10380 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10383 2005-03-21 Mike Stump <mrs@apple.com>
10385 * varasm.c (default_assemble_visibility): Remove extra ().
10387 2005-03-21 Roger Sayle <roger@eyesopen.com>
10389 PR middle-end/20557
10390 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
10391 to determine whether a block can be duplicated, rather than test
10392 whether the block contains noncopyable insns ourselves.
10394 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10396 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
10399 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10401 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
10403 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10405 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
10406 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
10407 * config/fr30/fr30.opt: New file.
10409 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
10411 Fix PR tree-optimization/20542
10413 * tree-flow-inline.h (overlap_subvar): Move to here.
10414 * tree-ssa-operands.c: From here.
10415 * tree-flow.h (overlap_subvar): Declare.
10416 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
10417 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
10418 for variables with subvars.
10420 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
10422 PR middle-end/20177
10423 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
10424 * modulo-sched.c (const_iteration_count): Return on NULL
10426 (print_node_sched_params): Return on NULL dump_file.
10427 (generate_reg_moves): Handle reg-anti dependencies and disregard
10428 closing branch when generating register moves.
10429 (sms_schedule): Mark the SMSed block dirty.
10430 * passes.c (rest_of_handle_sms): Call update_life_info for all
10432 * testsuite/gcc.dg/20050321-1.c: New test.
10434 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10436 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
10437 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10438 movqi_internal): Likewise.
10440 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10442 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
10443 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
10444 xtensa_b4const): Delete prototypes.
10445 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
10446 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
10447 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
10448 xtensa_extra_constraint): New prototypes.
10449 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10450 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10451 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10452 move_operand, const_float_1_operand, fpmem_offset_operand,
10453 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
10454 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
10455 (xtensa_b4const_or_zero): ...this. Change return type to bool and
10456 argument type to HOST_WIDE_INT.
10457 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
10458 xtensa_mask_immediate): Likewise.
10459 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
10460 Likewise. Also make these functions static.
10461 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
10462 (xtensa_const_ok_for_letter_p): New.
10463 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10464 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10465 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10466 move_operand, const_float_1_operand, fpmem_offset_operand,
10467 branch_operator, ubranch_operator, boolean_operator): Move to
10469 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
10470 (xtensa_mem_offset): Change return type to bool.
10471 (xtensa_extra_constraint): New.
10472 (gen_int_relational): Update type of const_range_p function pointer.
10473 Use xtensa_b4const_or_zero.
10474 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
10475 xtensa_const_ok_for_letter_p. Update comments.
10476 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
10477 (PREDICATE_CODES): Delete.
10478 * config/xtensa/xtensa.md: Include predicates.md.
10479 * config/xtensa/predicates.md: New file.
10481 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10483 * config/v850/v850-protos.h: Remove the prototypes for
10484 reg_or_int9_operand, reg_or_const_operand,
10485 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
10486 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
10487 movsi_source_operand, power_of_two_operand,
10488 not_power_of_two_operand, special_symbolref_operand,
10489 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
10490 register_is_ok_for_epilogue.
10491 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
10492 reg_or_int9_operand, reg_or_const_operand,
10493 call_address_operand, special_symbolref_operand,
10494 movsi_source_operand, power_of_two_operand,
10495 not_power_of_two_operand, register_is_ok_for_epilogue,
10496 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
10497 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
10499 * config/v850/v850.h (PREDICATE_CODES): Remove.
10500 * config/v850/v850.md: Include predicates.md.
10501 * config/v850/predicates.md: New.
10503 2005-03-21 Zack Weinberg <zack@codesourcery.com>
10505 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
10506 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10507 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
10508 (itoolsdir, itoolsdatadir): Move definition above new first use.
10509 (install-itoolsdirs): New rule.
10510 (install-mkheaders): Depend on install-itoolsdirs, not
10511 install-include-dir.
10513 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10515 * tree-into-ssa.c: Remove obsolete comments.
10517 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
10519 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
10520 unrolling if -fpeel-loops is specified, too.
10521 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10522 Remove superfluous check for flag_unroll_loops.
10524 2005-03-21 Uros Bizjak <uros@kss-loka.si>
10526 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
10527 (lrint_optab, llrint_optab): Define corresponding macros.
10528 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
10529 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
10530 pattern and llrint_optab using llrintdi2 patterns.
10531 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
10532 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
10533 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
10534 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10535 flag_unsafe_math_optimizations is set.
10537 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10539 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10540 simplify_logical, if_then_else_cond, known_cond,
10541 simplify_comparison): Adjust calls to reverse_comparison.
10542 Don't use combine_reversed_comparison_code).
10543 (combine_reversed_comparison_code): Remove.
10544 (reversed_comparison): Using reversed_comparison_code, move it...
10545 * jump.c (reversed_comparison): ... here.
10546 * rtl.h (reversed_comparison): Add prototype.
10548 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10550 * builtins.c (fold_builtin): Take decomposed arguments of
10552 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10553 * gimplify.c (gimplify_call_expr): Likewise.
10554 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10555 * tree.h: Update the prototype of fold_builtin.
10557 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10559 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10560 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10561 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10562 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10563 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10565 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10567 * builtins.c (fold_builtin_1): Take decomposed arguments of
10569 (fold_builtin): Update a call to fold_builtin_1.
10571 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10574 * gcov.c (output_lines): Only output function block summary when
10575 outputting branch information.
10576 * doc/gcov.texi: Document format of preamble and additional block
10579 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10581 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10582 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10583 the defaults false if BITS_PER_UNIT != 8.
10584 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10585 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10586 than BITS_PER_UNIT != 8.
10587 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10588 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10589 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10591 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10592 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10594 2005-03-20 Roger Sayle <roger@eyesopen.com>
10596 PR middle-end/20539
10597 * fold-const.c (fold_binary): Fix type mismatch between
10598 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10599 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10600 for non-truth-valued expressions.
10602 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10603 and FUNCTION_DECL in the main switch.
10604 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10605 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10606 we also need to convert their operands to match.
10607 <TRUTH_NOT_EXPR>: Likewise.
10609 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10611 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10612 diagnostic without checking whether an lvalue.
10613 * c-common.h (lvalue_p): Remove.
10614 (enum lvalue_use): Update comment.
10615 (lvalue_or_else): Replace by lvalue_error.
10616 * c-typeck.c (lvalue_p): Make static.
10617 (lvalue_or_else): New. Call lvalue_error.
10619 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10621 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10622 (function_arg_advance): Use rs6000_parm_start.
10623 (function_arg, rs6000_arg_partial_bytes): Likewise.
10625 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10627 * c-common.c (check_case_value): Adjust comment about stripping
10629 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10630 * c-typeck.c (default_conversion, convert_arguments,
10631 build_modify_expr, convert_for_assignment, store_init_value,
10632 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10633 manually. Remove inaccurate comments.
10635 2005-03-20 Roger Sayle <roger@eyesopen.com>
10636 Joseph S. Myers <joseph@codesourcery.com>
10638 * varasm.c (do_assemble_alias): Restore comment describing function.
10639 Annotate the target parameter as potentially unused.
10641 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10644 * config/avr/avr.c (avr_output_function_prologue): Do not use
10645 current_function_name() in a label, use a local label instead.
10647 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10649 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10650 flag_finite_math_only, not flag_unsafe_math_optimizations.
10652 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10654 * builtins.c (fold_builtin_1): Update a call to
10655 targetm.fold_builtin.
10656 * hooks.c (hook_tree_tree_bool_null): Rename to
10657 hook_tree_tree_tree_bool_null. Take one more argument of type
10659 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10660 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10661 hook_tree_tree_tree_bool_null.
10662 * target.h (gcc_target): Update the prototype of fold_builtin.
10663 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10664 arguments of CALL_EXPR.
10665 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10668 2005-03-20 Jan Hubicka <jh@suse.cz>
10670 * cgraph.h (cgraph_node): Add prev_clone pointer.
10671 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10672 (cgraph_clone_node): Produce doubly linked chain.
10674 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10676 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10677 get_nonnull_operand, handle_sentinel_attribute,
10678 check_function_arguments_recurse): Do not strip NOPS from
10680 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10682 * c-format.c (get_constant): Likewise.
10683 * c-parser.c (c_parser_postfix_expression): Likewise.
10684 * c-typeck.c (set_init_index): Likewise.
10685 (convert_arguments): Don't check for NOP_EXPR containing integer
10688 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10690 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10691 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10692 Take decomposed arguments of CALL_EXPR.
10693 (fold_builtin_1): Update calls to the functions mentioned
10696 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10698 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10699 width to have integer type.
10700 (build_enumerator): Require enumerator value to have integer type.
10702 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10704 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10707 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10709 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10710 std=iso9899:199x): Correct descriptions.
10712 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10714 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10717 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10719 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10721 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10722 fold_builtin_memcpy.
10724 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10725 arguments of CALL_EXPR.
10726 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10727 fold_builtin_found, fold_builtin_1): Update calls to
10728 fold_trunc_transparent_mathfn.
10730 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10732 PR middle-end/20493
10733 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10734 function pointers on targets that require function pointer
10736 (fold_sign_changed_comparison): Likewise.
10738 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10740 * combine.c (try_combine): When changing the mode of a hard reg, make
10741 sure that doing so is valid.
10743 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10745 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10746 (TARGET_HANDLE_OPTION): Override default.
10747 (avr_handle_option): New function.
10748 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10749 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10750 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10751 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10752 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10753 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10754 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10755 (TARGET_OPTIONS): Delete.
10756 * config/avr/avr.opt: New file.
10758 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10760 * config/m32r/m32r-protos.h: Remove the prototypes for
10761 call_address_operand, symbolic_operand, seth_add3_operand,
10762 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10763 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10764 two_insn_const_operand, move_src_operand,
10765 move_double_src_operand, move_dest_operand,
10766 eqne_comparison_operator, signed_comparison_operator,
10767 large_insn_p, conditional_move_operand, carry_compare_operand,
10768 m32r_block_immediate_operand, extend_operand,
10769 reg_or_eq_int16_operand, int8_operand, and
10770 reg_or_zero_operand.
10771 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10772 seth_add3_operand, int8_operand, cmp_int16_operand,
10773 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10774 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10775 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10776 move_double_src_operand, move_dest_operand,
10777 eqne_comparison_operator, signed_comparison_operator,
10778 extend_operand, small_insn_p, large_insn_p,
10779 conditional_move_operand, carry_compare_operand,
10780 m32r_block_immediate_operand): Move to predicates.md.
10781 (MAX_MOVE_BYTES): Move to m32r.h.
10782 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10783 * config/m32r/m32r.md: Include predicates.md.
10784 * config/m32r/predicates.md: New.
10786 2005-03-18 James E Wilson <wilson@specifixinc.com>
10789 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10792 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10794 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10795 call_address_operand, const_8bit_operand.
10796 * config/mn10300/mn10300.c (call_address_operand,
10797 const_8bit_operand, const_1f_operand): Move to predicates.md.
10798 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10799 * config/mn10300/mn10300.md: Include predicates.md.
10800 * config/mn10300/predicates.md: New.
10802 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10804 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10805 declarations in diagnostics and %E for identifiers, not %s.
10807 2005-03-18 Jan Hubicka <jh@suse.cz>
10808 Dale Johannesen <dalej@apple.com>
10810 * basic-block.h (scale_bbs_frequencies_int,
10811 scale_bbs_frequencies_gcov_type): Declare.
10812 * cfg.c (RDIV): New macro.
10813 (update_bb_frequency_for_threading): Fix.
10814 * basic-block.h (scale_bbs_frequencies_int,
10815 scale_bbs_frequencies_gcov_type): New.
10816 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10817 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10818 scale_bbs_frequencies_int.
10819 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10821 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10823 * config/m32r/m32r-protos.h: Remove the prototypes for
10824 call_address_operand, symbolic_operand, seth_add3_operand,
10825 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10826 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10827 two_insn_const_operand, move_src_operand,
10828 move_double_src_operand, move_dest_operand,
10829 eqne_comparison_operator, signed_comparison_operator,
10830 large_insn_p, conditional_move_operand, carry_compare_operand,
10831 m32r_block_immediate_operand, extend_operand,
10832 reg_or_eq_int16_operand, int8_operand, and
10833 reg_or_zero_operand.
10834 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10835 seth_add3_operand, int8_operand, cmp_int16_operand,
10836 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10837 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10838 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10839 move_double_src_operand, move_dest_operand,
10840 eqne_comparison_operator, signed_comparison_operator,
10841 extend_operand, small_insn_p, large_insn_p,
10842 conditional_move_operand, carry_compare_operand,
10843 m32r_block_immediate_operand): Move to predicates.md.
10844 (MAX_MOVE_BYTES): Move to m32r.h.
10845 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10846 * config/m32r/m32r.md: Include predicates.md.
10847 * config/m32r/predicates.md: New.
10849 * config/pa/pa-protos.h: Add prototypes for magic_milli and
10851 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
10852 symbolic_operand, symbolic_memory_operand,
10853 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
10854 indexed_memory_operand, move_dest_operand, move_src_operand,
10855 prefetch_cc_operand, prefetch_nocc_operand,
10856 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
10857 arith_operand, arith11_operand, pre_cint_operand,
10858 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
10859 ireg_operand, int5_operand, uint5_operand, int11_operand,
10860 uint32_operand, arith5_operand, and_operand, ior_operand,
10861 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
10862 pc_or_label_operand, div_operand, plus_xor_ior_operator,
10863 shadd_operand, movb_comparison_operator,
10864 cmpib_comparison_operator): Move to predicates.md.
10865 (magic_milli, shadd_constant_p): Make it extern.
10866 * config/pa/pa.h (PREDICATE_CODES): Remove.
10867 * config/pa/pa.md: Include predicates.md.
10868 * config/pa/predicates.md: New.
10870 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
10873 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10875 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
10876 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
10877 config/alpha/freebsd.h, config/alpha/linux.h,
10878 config/alpha/netbsd.h, config/alpha/osf5.h,
10879 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
10880 config/h8300/h8300-protos.h, config/h8300/h8300.c,
10881 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
10882 doc/cppopts.texi: Update copyright.
10884 2005-03-18 Jan Hubicka <jh@suse.cz>
10886 PR middle-end/20225
10887 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
10889 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
10892 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10894 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
10897 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
10899 * combine.c (gen_binary): Remove.
10900 (known_cond, simplify_shift_const, find_split_point,
10901 combine_simplify_rtx, simplify_if_then_else, simplify_set,
10902 simplify_logical, expand_field_assignment, extract_left_shift,
10903 force_to_mode, if_then_else_cond, apply_distributive_law,
10904 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
10905 simplify_comparison, reversed_comparison): Replace with
10906 simplify_gen_binary, simplify_gen_relational or
10907 distribute_and_simplify_rtx.
10908 (distribute_and_simplify_rtx): New function.
10910 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
10911 Paolo Bonzini <gcc.gnu.org>
10913 * calls.c (setjmp_call_p, special_function_p): Update comments
10914 at the head of the functions.
10916 2005-03-18 Jan Hubicka <jh@suse.cz>
10918 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
10920 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
10921 function body should be released; do not proactively release function
10922 bodies in non-unit-at-a-time mode.
10924 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
10926 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
10927 mno-fp-ret-in-387 multilib variants.
10929 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
10931 * common.opt (m): Remove.
10932 * opts.c (handle_option): Pass 'm' options to set_target_switch if
10933 table lookup fails.
10934 (common_handle_option): Remove OPT_m case.
10936 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10938 * builtins.c (fold_builtin_bitop): Take decomposed arguments
10940 (fold_builtin_1): Update a call to fold_builtin_bitop.
10942 * builtins.c (fold_builtin_signbit): Take decomposed arguments
10944 (fold_builtin_1): Update a call to fold_builtin_signbit.
10946 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
10948 PR tree-optimization/20474
10949 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
10950 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
10952 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10954 * config/h8300/h8300-protos.h: Remove prototypes for
10955 general_operand_src, general_operand_dst, single_one_operand,
10956 single_zero_operand, call_insn_operand,
10957 two_insn_adds_subs_operand, small_call_insn_operand,
10958 jump_address_operand, bit_operand, bit_memory_operand,
10959 stack_pointer_operand, const_int_gt_2_operand,
10960 const_int_ge_8_operand, const_int_qi_operand,
10961 const_int_hi_operand, incdec_operand, bit_operator,
10962 nshift_operator, eqne_operator, gtle_operator,
10963 gtuleu_operator, iorxor_operator.
10964 Add prototypes for h8sx_shift_type h8sx_classify_shift and
10965 h8300_ldm_stm_parallel.
10966 * config/h8300/h8300.c (h8sx_shift_type,): Move to
10968 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
10969 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
10970 (h8300_ldm_stm_parallel): Make it extern.
10971 (h8300_ldm_parallel, h8300_stm_parallel,
10972 h8300_return_parallel, general_operand_src,
10973 general_operand_dst, h8300_dst_operand, h8300_src_operand,
10974 nibble_operand, reg_or_nibble_operand, single_one_operand,
10975 single_zero_operand, call_insn_operand,
10976 two_insn_adds_subs_operand, small_call_insn_operand,
10977 jump_address_operand, bit_operand, bit_memory_operand,
10978 stack_pointer_operand, const_int_gt_2_operand,
10979 const_int_ge_8_operand, const_int_qi_operand,
10980 const_int_hi_operand, incdec_operand, eqne_operator,
10981 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
10982 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
10983 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
10984 nshift_operator): Move to predicates.md.
10985 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
10986 * config/h8300/h8300.md: Include predicates.md.
10987 * config/h8300/predicates.md: New.
10989 2005-03-17 Richard Henderson <rth@redhat.com>
10991 * config.gcc (ia64*-*-hpux*): Add extra_options.
10992 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
10993 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10994 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
10995 (ia64_tls_size_string, ia64_tune_string): Remove.
10996 (ia64_tune): Init to PROCESSOR_ITANIUM2.
10997 (TARGET_DEFAULT_TARGET_FLAGS): New.
10998 (TARGET_HANDLE_OPTION): New.
10999 (ia64_override_options): Move options parsing ...
11000 (ia64_handle_option): ... here. New.
11001 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11002 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11003 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11004 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11005 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11006 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11007 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11008 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11009 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11010 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11011 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11012 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11013 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11014 TARGET_EARLY_STOP_BITS): Remove.
11015 (TARGET_ILP32): Default false.
11016 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11017 (enum ia64_inline_type): New.
11018 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11019 * config/ia64/ia64.md: Update for new definitions of
11020 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11021 * config/ia64/ia64.opt: New file.
11022 * config/ia64/ilp32.opt: New file.
11024 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11027 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11029 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11031 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11032 instead of MASK_H8300S.
11033 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11034 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11035 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11036 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11037 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11038 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11039 TARGET_SWITCHES): Remove.
11040 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11042 * config/h8300/h8300.opt: New.
11044 * config/alpha/alpha.opt, config/arc/arc.opt,
11045 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11048 2005-03-17 Ian Lance Taylor <ian@airs.com>
11052 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11054 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11055 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11056 (TARGET_HANDLE_OPTION): Override default.
11057 (arc_handle_option): New function.
11058 (arc_init): Remove code to set arch_cpu_string.
11059 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11060 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11061 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11062 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11063 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11064 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11065 (arc_rodata_string, TARGET_OPTIONS): Delete.
11066 * config/arc/arc.opt: New file.
11068 2005-03-17 Richard Henderson <rth@redhat.com>
11070 * doc/extend.texi (Weak Pragmas): New section.
11071 (attribute alias): Clarify that target must be in the same
11074 2005-03-17 Richard Henderson <rth@redhat.com>
11076 * config/alpha/alpha.opt: New file.
11077 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11079 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11080 alpha_fprm_string, alpha_fptm_string): Make static.
11081 (alpha_tls_size_string): Remove.
11082 (alpha_handle_option): New.
11083 (override_options): Update for alpha_cpu/alpha_tune split.
11084 (alpha_file_start): Likewise.
11085 (TARGET_DEFAULT_TARGET_FLAGS): New.
11086 (TARGET_HANDLE_OPTION): New.
11087 * config/alpha/alpha.h (alpha_tune): Declare.
11088 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11089 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11090 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11091 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11092 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11093 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11094 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11095 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11096 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11097 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11098 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11099 (TARGET_DEFAULT): Remove MASK_FP.
11100 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11101 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11102 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11103 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11104 alpha_tls_size_string): Remove.
11105 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11106 (attribute tune): Rename from attribute cpu.
11107 * config/alpha/ev4.md: Update to match.
11108 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11109 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11110 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11111 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11112 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11113 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11115 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11117 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11118 and return without creating new state if before_nops_num is nonzero.
11119 * config/ia64/ia64.md (first_insn): New attribute.
11120 (alloc): Set it to yes.
11122 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11124 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11125 STMT_VINFO_SUBVARS to NULL.
11126 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11128 2005-03-16 Dale Johannesen <dalej@apple.com>
11130 * rtlanal.c (find_first_parameter_load): Rewrite to
11131 return actual first param load or the call if none,
11132 instead of first in block, when not all loads exist.
11134 2005-03-16 Roger Sayle <roger@eyesopen.com>
11136 * optabs.c (expand_copysign_absneg): Make static.
11137 * optabs.h (expand_copysign_absneg): Delete prototype.
11138 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11140 2005-03-16 Richard Henderson <rth@redhat.com>
11142 PR middle-end/15700
11143 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11144 (alias_pairs): Rename from output_defs.
11145 (find_decl_and_mark_needed): Split out from assemble_alias.
11146 (do_assemble_alias): New.
11147 (assemble_output_def): Remove.
11148 (finish_aliases_1, finish_aliases_2): New.
11149 (process_pending_assemble_output_defs): Remove.
11150 (assemble_alias): Defer aliases for which we don't yet have a
11151 non-external decl for the target symbol.
11152 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11153 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11154 * toplev.c (compile_file): Use finish_aliases_2 instead of
11155 process_pending_assemble_output_defs.
11156 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11157 (process_pending_assemble_output_defs): Remove.
11159 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11161 Fix PR tree-optimization/20489
11163 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11164 for empty structures.
11166 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11168 Fix PR tree-optimization/20490
11170 * tree-ssa-pre.c (create_expression_by_pieces): Use
11171 force_gimple_operand on result of fold.
11173 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11175 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11176 of closing parenthesis.
11178 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11180 * builtins.c (expand_movstr): Update a call to
11181 fold_builtin_strcpy.
11182 (expand_builtin_strncpy): Update a call to
11183 fold_builtin_strncpy.
11184 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11185 arguments of CALL_EXPR.
11186 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11187 fold_builtin_strncpy.
11188 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11189 * tree.h: Update the prototypes of fold_builtin_strcpy and
11190 fold_builtin_strncpy.
11192 2005-03-16 Steven Bosscher <stevenb@suse.de>
11193 Dorit Naishlos <dorit@il.ibm.com>
11195 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11196 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11199 2005-03-16 Steven Bosscher <stevenb@suse.de>
11201 * tree-inline.c (walk_type_fields, walk_tree,
11202 walk_tree_without_duplicates): Move from here...
11203 * tree.c: ...to here.
11205 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11207 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11208 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11209 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11210 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11211 (version): Define using $(BASEVER_c).
11212 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11214 (version.o): Depend on version files; add custom generation command.
11215 (prefix.o): Define BASEVER on command line.
11216 (s-iov): Depend on version files; adjust command.
11217 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11219 (gcc-vers.texi): New rule.
11220 (doc/%.info, doc/%.dvi): Add -I . to command line.
11221 (doc/gccinstall.dvi): Likewise.
11222 (PACKAGE): Delete. All uses replaced with "gcc".
11223 * aclocal.m4: Do not include gcc-version.m4.
11224 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11225 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11226 Set is_release based on contents of DEV-PHASE.
11227 Set gcc_version based on contents of BASE-VER.
11228 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11229 * config.in, configure: Regenerate.
11230 * gccbug.in: Determine version of GCC in use at runtime.
11231 * gcov-iov.c: Get version number and development phase from
11232 command line, not by including version.c.
11233 * intl.c: Replace all uses of PACKAGE with "gcc".
11234 * libada-mk.in: Delete unused "gcc_version" variable.
11235 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11236 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11237 commentary to match.
11238 (version_string): Put together from pieces.
11239 * config/alpha/x-vms: Do not use $(gcc_version).
11240 * config/i386/t-nwld: Likewise.
11241 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11242 version-GCC and DEVELOPMENT.
11244 2005-03-15 Roger Sayle <roger@eyesopen.com>
11246 PR tree-optimization/17454
11247 * tree.c (tree_size): Add case for TREE_BINFO.
11248 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11249 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11251 2005-03-15 Roger Sayle <roger@eyesopen.com>
11253 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11254 op1 whilst expanding the signed widenening multiply variant.
11256 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11258 * toplev.c (display_target_options): Avoid unused variable warning if
11259 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11260 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11261 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11262 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11263 (mips_isa_info): New variable.
11264 (mips_parse_cpu): Remove the first argument and leave the caller
11266 (TARGET_HANDLE_OPTION): Override default.
11267 (mips_handle_option): New function. Move option validation code from...
11268 (override_options): ...here. Update calls to mips_parse_cpu.
11269 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11270 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11271 (SUBTARGET_TARGET_OPTIONS): Delete.
11272 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11273 (mno-flush-func, mtune=): New options.
11275 2005-03-15 Roger Sayle <roger@eyesopen.com>
11276 Richard Henderson <rth@redhat.com>
11278 * real.c (c4x_single_format, c4x_extended_format): Provide values
11279 for signbit_ro for c4x's single and extended floating point formats.
11280 * optabs.c (expand_copysign): Use the floating point format's
11281 signbit_ro for expanding via expand_copysign_absneg, and it's
11282 signbit_rw field for expanding via expand_copysign_bit.
11284 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11286 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11287 known_alignment_for_access_p.
11288 (known_alignment_for_access_p): New.
11289 (do_peeling_for_alignment): Field made int instead of bool and renamed
11290 to peeling_for_alignment.
11291 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11292 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11293 functionality used to be in vect_analyze_operations.
11294 (vect_analyze_operations): Code to determine vectorization factor was
11295 moved to vect_determine_vectorization_factor.
11296 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11297 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11299 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11300 be part of vect_analyze_operations).
11301 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11302 creating the guard condition, as the number of iterations may be
11304 (slpeel_tree_peel_loop_to_edge): Use new name of
11305 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11306 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11307 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11308 (vect_do_peeling_for_alignment): Use fold.
11309 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11311 (vect_update_inits_of_dr): Renamed to
11312 vect_update_init_of_dr.
11313 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11314 (vectorizable_store): Fix assertion to use == instead of =.
11316 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11318 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11319 call_used_regs for wCG registers.
11321 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11323 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11324 for non-offsettable memory references to cope with outstanding reload
11325 replacements, take 2.
11327 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11330 * config/i386/i386.h (x86_fisttp): New.
11331 (TARGET_FISTTP): New macro.
11332 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11333 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11334 instruction when fisttp flag is set.
11335 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11337 * config/i386/i386.md (type attribute): Add fisttp.
11338 (unit attribute): Set to i387 for fisttp type.
11339 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11340 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11342 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11343 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11345 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11346 patterns for TARGET_FISTTP. Enable patterns for
11347 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11348 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11349 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11350 implement fisttp x87 insn.
11351 (fix_trunc*_i387_fisttp splitters): New patterns.
11352 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11353 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11354 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11356 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11357 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11358 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11359 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11360 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11361 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11362 Disable patterns for TARGET_FISTTP.
11363 (fix_trunc*_i387 splitters): Implement usign mode macros.
11364 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11365 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11366 (fix_trunx*_sse peephole2s): Implement using mode macros.
11368 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11370 PR rtl-optimization/20291
11371 * combine.c (try_combine): If splitting fails, re-try with
11372 original combined pattern, i.e. before clobber stripping.
11374 2005-03-14 Eric Christopher <echristo@redhat.com>
11376 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11377 STACK_GROWS_DOWNWARD.
11379 2005-03-14 Roger Sayle <roger@eyesopen.com>
11381 * real.h (struct real_format): Split the signbit field into two
11382 two fields, signbit_ro and signbit_rw.
11383 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11384 mips_double_format, ieee_extended_motorola_format,
11385 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11386 ieee_extended_intel_128_format, ibm_extended_format,
11387 mips_extended_format, ieee_quad_format, mips_quad_format,
11388 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11389 i370_double_format, c4x_single_format, c4x_extended_format,
11390 real_internal_format): Update initializers for new field.
11391 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
11392 real_format structure.
11393 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
11394 field of the real_format structure.
11396 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
11398 Fix PR tree-optimization/20458
11400 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
11401 DECL_EXTERNAL on STRUCT_FIELD tags.
11402 (clear_call_clobbered): Ditto.
11403 * tree-ssa-operands.c (note_addressable): Make sure the original
11404 variable doesn't slip into the addressable list if we have
11406 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
11409 2005-03-14 Geoffrey Keating <geoffk@apple.com>
11411 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
11412 (-fwide-exec-charset): Likewise.
11413 (-finput-charset): Likewise.
11414 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
11415 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
11416 * c.opt (Wnormalized): New.
11418 2005-03-14 Devang Patel <dpatel@apple.com>
11420 * doc/invoke.texi: Add reference to Visibility document.
11422 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11424 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
11425 MASK_SPLIT_ADDRESSES.
11426 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
11427 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
11428 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
11429 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
11430 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
11431 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11432 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
11433 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
11434 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
11435 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
11436 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
11437 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
11438 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
11439 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
11440 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
11441 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
11442 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
11443 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
11444 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
11445 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
11446 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
11447 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
11448 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
11449 (TARGET_EXPLICIT_RELOCS): Delete.
11450 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
11451 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
11452 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11453 (override_options): Set MASK_LONG64 if -mint64 is given and no
11454 -mlongXX option is. Complain about -mint64 -mlong32.
11455 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
11456 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
11457 * config/mips/mips.opt: New file.
11459 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11461 * config.gcc (extra_options): New variable for listing option files.
11462 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
11463 * configure.ac (extra_opt_files): New AC_SUBST variable.
11464 (tm_file_list, tm_include_list): Include options.h first.
11465 * configure: Regenerate.
11466 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
11467 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
11468 (s-options-h): New rule.
11469 (options.h): Depend on it.
11470 (TEXI_GCCINT_FILES): Add options.texi.
11471 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
11472 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
11473 * target.h (gcc_target): Add default_target_flags and handle_option.
11474 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
11475 (TARGET_HANDLE_OPTION): New macros.
11476 (TARGET_INITIALIZER): Include them.
11477 * opt-functions.awk (opt_args, nth_arg): New functions.
11478 (switch_flags): Handle the "Target" flag.
11479 (var_args): Delete.
11480 (var_name): Use opt_args and nth_arg.
11481 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
11482 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
11483 macros for the "Mask" and "InverseMask" options.
11484 * opts.h (cl_var_cond): New enum.
11485 (cl_option): Replace the "has_set_value" and "set_value" fields with
11486 "var_cond" and "var_value".
11487 (CL_TARGET): New macro.
11488 (option_enabled, print_filtered_help): Declare.
11489 (decode_options): Move definition.
11490 * opts.c (handle_option): Search for the original option before
11491 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
11492 var_cond and var_value fields. Use targetm.handle_option to handle
11494 (decode_options): Set target_flags to targetm.default_target_flags.
11495 (print_filtered_help): Make global. Handle CL_TARGET.
11496 (option_enabled): New function.
11497 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
11498 (display_target_options, set_target_switch, print_switch_values)
11499 (default_pch_valid_p): Guard uses of target_switches with
11500 #ifdef TARGET_SWITCHES. Also...
11501 (display_target_options): Display the CL_TARGET entries in cl_options.
11502 (set_target_option): Don't complain about the "" option when
11503 TARGET_SWITCHES is undefined.
11504 (print_switch_values): Use option_enabled.
11505 (default_pch_valid_p): Check cl_options[] when looking for something
11506 that has changed the value of target_flags.
11507 * c.opt: Remove documentation from top of file.
11508 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
11509 * doc/sourecebuild.texi: Refer to the new options documentation
11510 instead of c.opt. Document machine-specific .opt files.
11511 * doc/tm.texi (target_flags): Say that this variable is declared
11513 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
11514 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
11516 * doc/options.texi: New file.
11518 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11520 PR middle-end/18628
11521 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
11524 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11527 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
11528 temporary variable of pointer type if an lvalues is required.
11529 (gimplify_modify_expr_rhs): Request an rvalue from it.
11530 (gimplify_expr): Pass fallback on.
11532 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11534 * cfgbuild.c: Update comments.
11536 2005-03-14 Roger Sayle <roger@eyesopen.com>
11538 PR rtl-optimization/17236
11539 * optabs.c (expand_doubleword_mult): New helper function split out
11540 from expand_binop. Permute the order in which instructions are
11541 emitted to minimize the number of simultaneously live registers.
11542 (expand_binop): Call expand_doubleword_mult to synthesize a double
11543 word multiplication.
11545 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11547 * basic-block.h: Update the prototypes of cached_make_edge and
11549 * cfg.c (cached_make_edge): Take edge_cache representing one
11550 row of the adjacency matrix of edges.
11551 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11552 (make_edges): Initialize edge_cache to represent one row of
11553 the adjacency matrix of edges.
11555 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11557 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11559 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11560 Remove unused removed_phis variable.
11561 (conditional_replacement): Use build1/build2.
11562 (abs_replacement): Use last_and_only_stmt and build1/build2.
11564 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11566 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11567 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11568 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11569 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11570 * c-common.c (handle_novops_attribute): New function.
11571 (c_common_attribute_table): Add "no vops" entry.
11572 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11573 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11574 * tree-ssa-operands.c (get_call_expr_operands): Do not
11575 create virtual operands for calls with ECF_NOVOPS flag.
11576 * tree.h (DECL_IS_NOVOPS): New macro.
11577 (struct tree_decl): Add novops_flag.
11578 (ECF_NOVOPS): New constant.
11580 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11583 * config/i386/i386.c (x86_use_himode_fiop): New.
11584 (x86_use_simode_fiop): Rename from x86_use_fiop.
11585 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11586 (TARGET_USE_HIMODE_FIOP): New.
11587 (x86_use_simode_fiop): Rename from x86_use_fiop.
11588 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11590 * config/i386/i386.md (X87MODEI12): New mode macro define.
11591 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11592 to implement x87 FP compare with HImode input operands.
11593 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11594 Use X87MODEI12 mode macro to handle HImode input operands.
11595 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11596 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11597 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11598 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11599 macro to implement x87 operators with HImode input operands.
11600 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11603 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11605 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11607 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11608 constants invariant.
11610 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11612 * basic-block.h (BB_VISITED): Removed.
11613 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11615 2005-03-14 Falk Hueffner <falk@debian.org>
11618 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11620 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11622 * ggc-zone.c: Fix comment typos.
11624 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11625 stringpool.c, config/mips/mips-protos.h: Update copyright.
11627 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11629 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11630 throughout with its typedef, "rtx".
11631 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11632 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11633 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11634 regs in comment to match code.
11636 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11638 * except.c (check_handled): Make it static.
11639 * except.h: Remove the corresponding prototype.
11641 * function.c (get_func_frame_size): Make it static.
11642 * function.h: Remove the corresponding type.
11644 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11646 * hard-reg-set.h: Remove the corresponding declarations.
11648 * tree-cfg.c (verify_stmts): Check that
11649 bb_for_stmt (stmt) == bb for every PHI node and statement.
11651 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11653 * config.gcc: Remove excess indentation.
11654 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11656 2005-03-13 Roger Sayle <roger@eyesopen.com>
11658 PR middle-end/19331
11659 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11660 * fold-const.c (fold_sign_changed_comparison): Likewise.
11661 (fold_binary): Optimize comparisons against widened operands if
11662 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11664 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11666 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11667 (sparc_override_options): Initialize it.
11668 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11670 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11672 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11673 (reg_or_none500mem_operand): New predicate.
11674 (zero_reg_mem_operand): New predicate.
11675 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11676 to reg_or_none500mem_operand.
11677 (extendsfdf2_fpr): Add MEM alternative.
11678 (extenddftf2_internal): Change operand2 predicate to
11679 zero_reg_mem_operand.
11681 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11683 * ggc-zone.c: Rewritten.
11685 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11687 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11688 * config.in: Regenerated.
11689 * configure: Regenerated.
11690 * gengtype.c (write_types_process_field, write_func_for_structure):
11691 Pass new argument to gt_pch_note_object.
11692 * ggc-common.c (struct ptr_data): Add TYPE.
11693 (gt_pch_note_object): Take TYPE argument and save it.
11694 (call_count): Update call to ggc_pch_count_object.
11695 (call_alloc): Update call to ggc_pch_alloc_object.
11696 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11698 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11699 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11700 (ggc_alloc_zone_stat): Delete.
11701 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11702 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11703 (ggc_pch_alloc_object): Update prototypes.
11704 (garbage_zone): Delete.
11705 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11706 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11708 (tree_id_zone): New variable.
11709 (ggc_alloc_cleared_zone): Remove unused.
11710 (ggc_alloc_zone): Define.
11711 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11712 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11713 ggc_alloc_zone_stat.
11714 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11715 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11716 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11717 (make_node_stat): Likewise. Use tree_id_zone.
11719 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11720 Joseph S. Myers <joseph@codesourcery.com>
11722 * configure.ac: Check for MIPS TLS.
11723 * configure: Regenerated.
11724 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11725 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11726 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11727 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11728 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11729 (mips_classify_symbol, mips_symbolic_constant_p)
11730 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11731 (mips_tls_operand_p, mips_call_tls_get_addr)
11732 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11733 (mips_tls_symbol_ref_1): New functions.
11734 (mips_legitimize_address, mips_legitimize_const_move): Call
11735 mips_legitimize_tls_address.
11736 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11738 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11739 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11740 (mips_char_to_class): Document V1_REG.
11741 (HAVE_AS_TLS): Provide default.
11742 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11744 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11746 (tls_get_tp_<mode>): New instruction.
11748 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11750 * configure.ac: Update checks for target tools.
11751 * configure: Regenerated.
11753 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11755 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11757 2005-03-13 Roger Sayle <roger@eyesopen.com>
11759 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11760 more classes of DImode multiplication by constant. Allow both
11761 multiplication by small negative constants (by performing a
11762 multiplication by a positive constant and negating the result) and
11763 multiplications by large powers of two, by using a left shift.
11765 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11767 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11768 of basic blocks into work_stack.
11770 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11771 config/mips/vr.h: Update copyright.
11773 * c-decl.c (c_init_decl_processing): Remove useless calls to
11774 build_function_type.
11776 * builtins.c (fold_trunc_transparent_mathfn,
11777 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11778 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11779 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11780 fold_builtin_strcpy, fold_builtin_strncpy,
11781 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11784 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11787 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11788 variable determinant.
11790 * tree-cfg.c (group_case_labels): Remove local variable type.
11792 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11795 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11798 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11801 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11802 (*movmemqi_insn): Delete.
11803 (*movmemhi): Delete.
11805 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11807 * builtins.c (fold_builtin_classify): Take decomposed
11808 arguments of CALL_EXPR.
11809 (fold_builtin_1): Update a call to fold_builtin_classify.
11811 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11814 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11815 through into call to parser_xref_tag after parse error.
11816 (c_parser_struct_declaration): Consistently return NULL_TREE on
11819 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11821 * tree-flow-inline.h (ref_contains_array_ref): New function.
11822 (lookup_subvars_for_var): Ditto.
11823 (get_subvars_for_var): Ditto.
11824 (var_can_have_subvars): Ditto.
11826 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11827 (struct subvar): New type.
11829 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11831 * tree-optimize.c (init_tree_optimization_passes): Call
11832 pass_create_structure_vars.
11834 * tree-ssa-alias.c: Include vec.h.
11835 (init_alias_info): Don't auto-clear call clobbered on struct-field
11837 (compute_flow_insensitive_aliasing): Handle subvars.
11838 (group_aliases): Handle STRUCT_FIELD aliases.
11839 (setup_pointers_and_addressables): Ditto.
11840 Don't mark variables non-addressable if they still have
11841 addressable subvars.
11842 Also mark subvars addressable when the real variable is marked
11844 (add_pointed_to_var): Try to prune the pointed-to set by only
11845 pointing to subvars when possible.
11846 Otherwise, make sure we set addresses_needed and pt_vars to
11847 properly include subvars.
11848 (bitpos_of_field): New function.
11849 (push_fields_onto_fieldstack): Ditto.
11850 (get_or_create_used_part_for): Ditto.
11851 (create_overlap_variables_for): Ditto.
11852 (find_used_portions): Ditto.
11853 (create_structure_vars): Ditto.
11854 (pass_create_structure_vars): New structure.
11856 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
11857 (get_expr_operands): Handle subvars. Also try to turn
11858 COMPONENT_REF accesses into must-defs now that we can accurately
11860 (note_addressable): Try to only mark as addressable those subvars
11861 we know a COMPONENT_REF touches.
11862 (overlap_subvar): New function.
11864 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
11865 Handle subvar storing.
11866 (vect_address_analysis): Update caller of vect_object_analysis.
11868 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
11870 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
11871 (STMT_VINFO_SUBVARS): New macro.
11873 * common.opts: add flag_tree_salias.
11875 * opts.c (decode_options): flag_tree_salias defaults to on.
11877 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
11879 * doc/tree-ssa.texi: Document structural alias analysis.
11881 2005-03-12 Steven Bosscher <stevenb@suse.de>
11883 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
11884 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
11885 * tree-ssa-operands.c (get_expr_operands): Likewise.
11886 (get_expr_operands): Likewise for ERROR_MARK.
11888 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11890 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
11893 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
11896 * tree-ssa-pre.c (compute_avail): Remove local variable val.
11897 (mark_operand_necessary): Remove local variable ver.
11899 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
11900 variable prefix_len.
11902 * value-prof.c (mod_subtract_transform): Remove local variable
11905 * builtins.c (fold_builtin_exponent): Take decomposed
11906 arguments of CALL_EXPR.
11907 (fold_builtin_1): Update a call to fold_builtin_exponent.
11909 * builtins.c (fold_builtin_logarithm): Take decomposed
11910 arguments of CALL_EXPR.
11911 (fold_builtin_1): Update a call to fold_builtin_logarithm.
11913 * c-decl.c (c_init_decl_processing): Remove local variables
11914 ptr_ftype_void and ptr_ftype_ptr.
11916 * gimplify.c (gimplify_expr): Remove local variables r0 and
11919 * reg-stack.c (move_for_stack_reg): Remove local variable
11921 (compare_for_stack_reg): Remove local variable flags_user.
11922 (convert_regs_1): Remove local variable deleted.
11924 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
11926 (combine_blocks): Remove local variables exits and new_e.
11928 * tree-inline.c (expand_call_inline): Remove local variable
11931 * tree-ssa-live.c (create_ssa_var_map,
11932 calculate_live_on_entry): Remove local variable snn.
11934 2005-03-12 Geoffrey Keating <geoffk@apple.com>
11936 * c-lex.c (c_lex_with_flags): Add parameter to call to
11939 2005-03-11 Per Bothner <per@bothner.com>
11941 * c-tree.h (struct c_declarator): New id_loc field.
11942 * c-pragma.h (c_lex_with_flags): Take position reference.
11943 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
11944 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
11945 (c_lex): Pass dummy location to c_lex_with_flags.
11946 * c-parser.c (c_lex_one_token): Set c_token's location using
11947 c_lex_with_flags, instead of input_location, which might be "ahead".
11948 (c_parser_direct_declarator): Set declarator's id_loc from
11950 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
11951 declarator's id_loc, rather than probably-imprecise input_location.
11952 (build_id_declarator): Initialize c_declarator's id_loc field.
11954 2005-03-11 Roger Sayle <roger@eyesopen.com>
11956 PR middle-end/20419
11957 * builtins.c (expand_builtin_signbit): Force the signbit's word
11958 into an integer register to avoid SUBREGs of floating point modes.
11960 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11962 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
11963 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
11964 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
11965 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
11967 2005-03-11 David Edelsohn <edelsohn@gnu.org>
11969 PR rtl-optimization/20306
11970 * expr.c (emit_move_complex): Set try_int false if mode is
11971 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
11972 emit_block_move if try_int is true.
11974 2005-03-11 Richard Henderson <rth@redhat.com>
11977 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
11978 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
11981 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11983 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
11984 (TARGET_FIX_VR4130): New macro.
11985 (TARGET_OPTIONS): Add -mfix-vr4130.
11986 (ISA_HAS_MACCHI): New macro.
11987 (ASM_SPEC): Add -mfix-vr4130.
11988 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
11989 (override_options): Handle mips_fix_vr4130_string.
11990 (mips_avoid_hazards): Clear all_noreorder_p
11991 if we're working around VR4130 errata and the macc alternatives
11993 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
11994 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
11995 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
11996 (MULTILIB_DEFAULTS): Remove leading "march=".
11997 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
11998 if no architecture option is given.
11999 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12001 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12002 * doc/invoke.texi: Document -mfix-vr4130.
12004 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12006 * config/mips/mips.c (override_options): Only warn about -mint64
12007 deprecation if TARGET_INT64.
12009 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12011 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12012 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12013 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12014 are non-specific regarding the nonnull parameter positions.
12015 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12016 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12017 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12018 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12020 * builtins.def: Use the non-specific "nonnull" attibute lists.
12022 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12024 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12025 single_pred_edge, single_succ, single_pred): Improve comments.
12027 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12029 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12030 single_pred_edge, single_succ, single_pred): New inline functions.
12031 * bb-reorder.c (rotate_loop, find_traces_1_round,
12032 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12033 duplicate_computed_gotos): Use the single_succ/pred functions.
12034 * cfganal.c (forwarder_block_p): Ditto.
12035 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12036 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12037 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12038 merge_seq_blocks): Ditto.
12039 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12040 * cfglayout.c (fixup_reorder_chain): Ditto.
12041 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12042 canonicalize_loop_headers, verify_loop_structure): Ditto.
12043 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12044 mfb_update_loops, create_preheader, force_single_succ_latches,
12045 create_loop_notes): Ditto.
12046 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12047 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12048 commit_one_edge_insertion, purge_dead_edges,
12049 cfg_layout_can_merge_blocks_p): Ditto.
12050 * except.c (sjlj_emit_function_enter): Ditto.
12051 * flow.c (init_propagate_block_info): Ditto.
12052 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12053 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12054 insert_insn_end_bb): Ditto.
12055 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12056 find_if_case_2): Ditto.
12057 * lambda-code.c (perfect_nestify): Ditto.
12058 * lcm.c (optimize_mode_switching): Ditto.
12059 * loop-doloop.c (doloop_modify): Ditto.
12060 * loop-init.c (loop_optimizer_init): Ditto.
12061 * loop-iv.c (simplify_using_initial_values): Ditto.
12062 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12063 * loop-unswitch.c (unswitch_loop): Ditto.
12064 * modulo-sched.c (generate_prolog_epilog): Ditto.
12065 * predict.c (combine_predictions_for_insn, estimate_probability,
12066 tree_estimate_probability, last_basic_block_p,
12067 estimate_bb_frequencies): Ditto.
12068 * profile.c (branch_prob): Ditto.
12069 * regrename.c (copyprop_hardreg_forward): Ditto.
12070 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12071 * tracer.c (layout_superblocks): Ditto.
12072 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12073 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12074 cleanup_control_expr_graph, disband_implicit_edges,
12075 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12076 tree_verify_flow_info, tree_make_forwarder_block,
12077 tree_forwarder_block_p, remove_forwarder_block,
12078 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12079 * tree-if-conv.c (tree_if_conversion): Ditto.
12080 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12081 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12082 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12083 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12084 copy_loop_headers): Ditto.
12085 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12086 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12087 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12088 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12089 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12090 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12091 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12092 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12093 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12094 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12095 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12096 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12097 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12098 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12099 slpeel_add_loop_guard): Ditto.
12101 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12103 PR tree-optimization/15784
12104 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12107 * stmt.c (expand_case): Don't change index_type. Convert minval
12108 to the proper type.
12110 PR tree-optimization/20130
12111 * fold-const.c (fold): Fold x * -1 into -x.
12113 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12115 PR rtl-optimization/20331
12116 * rtlanal.c (modified_between_p): Check its address first for MEM.
12117 (modified_in_p): Likewise.
12119 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12121 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12123 2005-03-10 Steven Bosscher <stevenb@suse.de>
12125 * expr.c (expand_expr_real_1): If possible, use a conditional
12126 move for expanding MIN_EXPR and MAX_EXPR.
12127 Use temp for moving around rtx-en.
12129 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12132 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12135 2005-03-10 Roger Sayle <roger@eyesopen.com>
12137 * builtins.c (expand_builtin_signbit): Extend to handle floating
12138 point modes wider than the largest integer type, using the
12139 operand_subword_force function to obtain the signbit's word.
12141 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12144 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12145 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12147 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12149 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12151 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12153 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12155 (perform_edge_inserts): Unconditionally call
12156 free_dominator_info.
12158 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12160 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12162 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12164 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12166 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12168 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12170 (rtl_register_value_prof_hooks,
12171 tree_value_profile_transformations,
12172 tree_register_value_prof_hooks): Likewise.
12173 * var-tracking.c (stack_adjust_offset_pre_post,
12174 variable_htab_free, variable_union, dataflow_set_different_2,
12175 count_uses, variable_was_changed, set_frame_base_location,
12176 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12177 vt_add_function_parameters): Likewise.
12178 * varasm.c (named_section_real, named_section, make_decl_rtl,
12179 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12180 const_hash_1, compare_constant, copy_constant, force_const_mem,
12181 output_constant_pool_2, output_constant_pool_1, output_constant,
12182 output_constructor, make_decl_one_only, decl_tls_model,
12183 default_no_named_section, default_elf_select_section_1,
12184 default_unique_section_1): Likewise.
12185 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12186 * vmsdbgout.c (addr_const_to_string): Likewise.
12189 * function.c (struct assign_parm_data_one): Remove last_named
12191 (assign_parm_find_data_types): Don't determine last_named.
12192 Reorder named_parm determination.
12193 (assign_parms): Only setup varargs on the last non-varadic
12196 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12198 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12199 sda base address on medium model.
12201 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12203 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12204 * cfgloop.c (flow_loop_nodes_find): Export.
12205 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12207 * cfgloopmanip.c (fix_loop_structure): New function.
12208 * predict.c (predict_loops): Clean up the loops information.
12209 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12210 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12212 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12213 (rewrite_into_loop_closed_ssa): Declaration changed.
12214 * tree-loop-linear.c (linear_transform_loops): Add argument to
12215 rewrite_into_loop_closed_ssa call.
12216 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12217 * tree-ssa-loop-im.c (move_computations): Ditto.
12218 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12219 * tree-vectorizer.c (vectorize_loops): Ditto.
12220 * tree-optimize.c: Include cfgloop.h.
12221 (execute_todo): Choose whether to call cleanup_tree_cfg or
12222 cleanup_tree_cfg_loop.
12223 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12224 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12225 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12226 cleanup_tree_cfg_loop call.
12227 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12228 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12229 work on part of cfg.
12231 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12233 PR inline-asm/20314
12234 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12235 with multiple alternatives.
12237 * stmt.c (parse_output_constraint): Fix a typo.
12239 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12241 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12242 assembly directive instead of deprecated "no-generics".
12244 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12246 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12247 for non-offsettable memory references to cope with outstanding reload
12249 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12250 avoid losing outstanding address reloads.
12251 ("reload_outdi", "reload_outdf"): Likewise.
12253 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12255 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12256 code. Add more cbrt transformations.
12258 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12260 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12262 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12264 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12265 NULL_TREE when a given tree is not simplified.
12266 (fold): Return the original tree when any of the functions
12267 mentioned above NULL_TREE.
12269 * fold-const.c (fold_unary, fold_binary): Take decomposed
12270 arguments, code, type, op0, and op1 in case of fold_binary.
12271 (fold): Update calls to fold_unary and fold_binary.
12273 2005-03-09 Roger Sayle <roger@eyesopen.com>
12275 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12276 a fndecl and an arglist instead of a CALL_EXPR, exp.
12278 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12280 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12282 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12284 * expr.c (expand_assignment): Remove orig_to_rtx.
12286 * fold-const.c (int_const_binop): Remove no_overflow.
12288 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12290 * loop-iv.c (get_biv_step_1): Remove lhs.
12292 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12294 * real.c (real_nan): Remove neg.
12296 * function.c (thread_prologue_and_epilogue_insns): Remove i
12299 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12302 * tree-eh.c (tree_could_trap_p): Remove idx.
12304 * tree-into-ssa.c (ann): Remove ann.
12306 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12308 * tree-sra.c (decide_block_copy): Remove inst_count.
12310 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12312 * tree-ssa-loop-im.c (lhs): Remove.
12314 * cfgbuild.c (state, STATE, SET_STATE,
12315 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12317 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12318 (find_basic_blocks): Set the state of each basic block to
12321 2005-03-08 Jeff Law <law@redhat.com>
12323 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12324 goto results in the removal of edges in the CFG, then we need
12325 to recompute dominators.
12327 2005-03-09 Ben Elliston <bje@au.ibm.com>
12329 * c-common.c (c_do_switch_warnings): Comment fix.
12331 2005-03-08 Julian Brown <julian@codesourcery.com>
12333 * Patch from 2005-03-08 reverted for causing regressions and
12334 ppc-darwin bootstrap failure.
12336 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12338 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12339 Define the real function for ppc-darwin.
12340 * c-typeck.c (convert_arguments): Check for target-specific
12341 invalid argument call to unprototyped function.
12342 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12344 * target.h (invalid_arg_for_unprototyped_fn): New field
12346 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12347 default target hook.
12348 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12351 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12353 * c-typeck.c (constructor_stack, constructor_range_stack,
12354 initializer_stack): Make them static.
12356 * cfg.c (rbi_pool): Make it static.
12358 * gimple-low.c (lower_stmt_body): Make it static.
12359 * tree-flow.h: Remove the corresponding prototype. Don't
12360 declare lower_data.
12362 * sched-deps.c (cache_size): Make it static.
12364 * stor-layout.c (lang_adjust_rli): Make it static.
12366 2005-03-08 Julian Brown <julian@codesourcery.com>
12368 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12369 from being used for symbols with vague linkage when
12370 HAVE_GAS_COMDAT_GROUP is true.
12372 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12374 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12375 nlabel == JUMP_LABEL (jump).
12377 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12379 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12380 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12381 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12382 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12384 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12387 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12388 * c-common.c (handle_returns_twice): New function.
12389 (c_common_attribute_table): Declare eturns_twice' attribute.
12390 * doc/extend.texi: Document eturns_twice' attribute.
12391 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
12392 (struct tree_decl): Add returns_twice_flag.
12394 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12396 * tree-ssa-phiopt.c: Fix a comment typo.
12398 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
12399 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
12400 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
12403 2005-03-08 Richard Henderson <rth@redhat.com>
12405 * config/alpha/alpha.c (code_for_builtin): Replace special-case
12406 builtin codes with ctzdi2, clzdi2, popcountdi2.
12407 (struct alpha_builtin_def): Add is_const.
12408 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
12409 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
12410 (alpha_init_builtins): Init them. Set nothrow and const attributes
12412 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
12413 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
12414 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
12415 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
12416 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
12417 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
12418 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
12419 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
12420 (TARGET_FOLD_BUILTIN): New.
12421 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
12422 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
12424 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
12426 2005-03-08 Ira Rosen <irar@il.ibm.com>
12428 PR tree-optimization/20122
12429 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
12430 condition of access function instead of base.
12432 2005-03-07 Jeff Law <law@redhat.com>
12433 Steven Bosscher <stevenb@suse.de>
12435 * tree-cfg.c (find_taken_edge_computed_goto): New function.
12436 (find_taken_edge): Call find_taken_edge_computed_goto as
12437 appropriate. Allow any gimple invariant rather than just
12438 INTEGER_CST for VAL.
12439 (cleanup_control_flow): Cleanup a computed goto which has turned
12440 into a simple goto.
12441 (tree_merge_blocks): If block B has any forced labels, move
12442 them to the start of block A.
12443 * tree-ssa-dom.c (thread_across_edge): Allow threading across
12444 computed gotos as well.
12445 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
12446 removal of unnecessary computed gotos too.
12447 (lookup_redirection_data): Fix type of INSERT argument. Callers
12450 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12452 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
12453 Remove trailing spaces.
12455 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
12456 unshare_all_trees): Make them static.
12457 * tree-gimple.h: Remove the corresponding prototypes.
12459 * diagnostic.h: Remove unused prototype
12460 debug_output_buffer.
12461 * modulo-sched.c: Remove unused prototype
12462 set_row_column_for_ps.
12464 * tree-ssa-phiopt.c (tree_ssa_phiopt,
12465 replace_phi_edge_with_variable): Remove unused variable i.
12467 2005-03-07 Per Bothner <per@bothner.com>
12469 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
12471 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
12474 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
12475 bbs on the COND_EXPR instead of the PHI_NODEs.
12476 (candidate_bb_for_phi_optimization): Remove.
12477 (replace_phi_with_stmt): Rename to ...
12478 (replace_phi_edge_with_variable): this and change so that we
12479 replace the phi argument instead of removing the PHI.
12480 (conditional_replacement): Change so we deal with PHI with more
12481 than two arguments.
12482 (value_replacement): Likewise.
12483 (abs_replacement): Likewise.
12485 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
12487 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
12488 output_e500_flip_gt_bit.
12490 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
12492 (rs6000_generate_compare): Fix logic to look at the correct bits.
12493 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
12495 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
12496 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
12497 gen_move_from_CR_gt_bit.
12499 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
12500 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
12501 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
12503 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
12504 (E500_CR_IOR_COMPARE): New constant.
12506 2005-03-08 Earl Chew <earl_chew@agilent.com>
12507 David Billinghurst <David.Billinghurst@riotinto.com>
12509 * config/i386/host-cygwin.c: New file to support precompiled
12511 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
12512 * config.host: Use above files for cygwin host.
12514 2005-03-07 David Edelsohn <edelsohn@gnu.org>
12516 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
12517 ordering ops from earlier change.
12519 2005-03-07 Per Bothner <per@bothner.com>
12521 Various fixes to allow us to again build if --enable-mapped-location:
12522 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
12523 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
12524 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
12525 local variable loc. Change logic appropriately.
12526 * tree-vect-transform.c (vect_finish_stmt_generation): Use
12527 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
12528 * c-parser.c (c_parser_for_statement): Initialize loc variable.
12529 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
12530 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
12532 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
12534 PR rtl-optimization/19683
12535 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12536 number of bytes, to smallest_int_for_mode. Fix arguments to
12537 REG_CANNOT_CHANGE_MODE_P.
12539 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12541 * reorg.c (relax_delay_slots): Check that the jump is
12542 conditional before trying to invert it.
12544 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12546 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12549 * calls (stack_arg_under_construction): Make it static.
12551 * flow.c (regs_live_at_setjmp): Make it static.
12552 * flow.h: Remove the corresponding prototype.
12554 * reload1.c (reload_startobj, reload_firstobj,
12555 something_needs_operands_changed, reload_inherited,
12556 reload_inheritance_insn, reload_override_in,
12557 reload_spill_index): Make them static.
12559 * recog.c (verify_changes): Make it static.
12560 * recog.h: Remove the corresponding prototype.
12562 * cfgbuild.c (find_sub_basic_blocks): Remove.
12563 * basic-block.h: Remove the corresponding prototype.
12564 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12566 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12568 * tree-ssa-operands.c (check_build_stmt): Remove.
12570 * stor-layout.c (set_alignment): Remove.
12571 * tree.h: Remove the corresponding prototype.
12573 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12575 * tree-ssa-dce.c (control_dependence_map,
12576 visited_control_parents): Make them static.
12578 * cfghooks.c (verify_flow_info): Remove local variable
12581 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12584 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12586 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12588 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12590 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12592 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12593 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12594 PARALLEL for an empty structure.
12596 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12598 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12600 * fold-const.c (fold_binary): Unroll the very first "for"
12603 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12605 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12606 redundant match_code test.
12607 (scc_comparison_operator): Swap match_operand and match_code
12609 (branch_positive_comparison_operator): Same.
12610 (trap_comparison_operator): Use comparison_operator and swap with
12613 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12616 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12617 (out_movhi_r_mr): Read low byte of volatile MEM first.
12618 (out_movhi_mr_r): Write high byte of volatile MEM first.
12620 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12622 * cselib.c (reg_values, reg_values_size): Make them static.
12624 * cse.c (cse_reg_info_table): Make it static.
12626 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12628 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12630 * cse.c (find_best_addr): Use canon_for_address.
12632 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12634 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12635 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12636 SUBREG and MEM, respectively.
12638 * fold-const.c (fold_binary): Use code instead of t.
12640 * fold-const.c (optimize_minmax_comparison): Take decomposed
12641 arguments code, type, op0, and op1 instead of t.
12642 (fold_binary): Update a call to optimize_minmax_comparison.
12644 * fold-const.c (fold_range_test): Take decomposed arguments
12645 code, type, op0, and op1 instead of t.
12646 (fold_binary): Update a call to fold_range_test.
12648 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12649 decomposed arguments code, type, op0, and op1 instead of t.
12650 (fold_binary): Update a call to fold_range_test.
12652 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12654 * fold-const.c (fold_binary): Avoid directly using the original
12655 expression t as much as possible.
12657 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12659 * c-semantics.c (build_stmt): Use TYPE_P instead of
12660 IS_NON_TYPE_CODE_CLASS.
12661 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12662 (NON_TYPE_CHECK): Use TYPE_P instead of
12663 IS_NON_TYPE_CODE_CLASS.
12665 * fold-const.c (fold): Remove handling of binary expressions.
12667 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12669 * doc/c-tree.texi: Wrap comments in @r{}.
12670 * doc/cpp.texi: Likewise.
12671 * doc/cppinternals.texi: Likewise.
12672 * doc/extend.texi: Likewise.
12673 * doc/md.texi: Likewise.
12674 * doc/objc.texi: Likewise.
12675 * doc/sourcebuild.texi: Likewise.
12676 * doc/tm.texi: Likewise.
12677 * doc/tree-ssa.texi
12679 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12681 * predict.c (apply_return_prediction): Standardize PHI chain
12683 * tree-ssa.c (ssa_redirect_edge): Likewise.
12685 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12686 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12689 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12690 * tree-flow.h: Adjust the prototype for remove_phi_node.
12691 * lambda-code.c (perfect_nestify): Adjust a call to
12694 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12695 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12697 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12698 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12699 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12700 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12702 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12703 of GEN_INT (trunc_int_for_mode (...)).
12704 * loop-iv.c (iv_number_of_iterations): Likewise.
12705 * postreload.c (reload_cse_move2add): Likewise.
12706 * simplify-rtx.c (simplify_const_unary_operation,
12707 simplify_const_binary_operation): Likewise.
12708 * stor-layout.c (get_mode_bounds): Likewise.
12710 * fold-const.c (fold_binary): New.
12711 (fold): Call fold_binary on binary expressions.
12713 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12715 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12716 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12717 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12718 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12719 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12721 2005-03-04 Devang Patel <dpatel@apple.com>
12723 PR tree-optimization/18815
12724 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12725 loops with zero exit edges.
12727 2005-03-04 Devang Patel <dpatel@apple.com>
12729 * doc/invoke.texi: Remove reference to webpage that does not exist.
12731 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12732 Joseph S. Myers <joseph@codesourcery.com>
12735 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12736 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12737 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12738 * pa.c (get_plabel): Change argument to symbol_ref. Call
12739 maybe_get_identifier instead of get_identifier.
12740 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12741 (struct deferred_plabel): Replace name field with symbol field.
12742 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12743 ASM_OUTPUT_EXTERNAL_REAL is defined.
12744 (output_global_address): Use output_addr_const for output of all
12746 (output_deferred_plabels): Use symbol_ref instead of name for address
12748 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12749 ASM_OUTPUT_SYMBOL_REF): New macros.
12750 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12752 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12755 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12757 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12758 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12760 2005-03-04 Jeff Law <law@redhat.com>
12762 * basic-block.h (rediscover_loops_after_threading): Declare.
12763 * tree-ssa-dom.c: Include cfgloop.h.
12764 (tree_ssa_dominator_optimize): Discover loops and some basic
12765 properties. Remove forwarder blocks recreated by loop header
12766 canonicalization. Also mark backedges in the CFG.
12767 * tree-ssa-threadupdate.c: Include cfgloop.h
12768 (rediscover_loops_after_threading): Define.
12769 (struct local_info): New field, JUMP_THREADED.
12770 (prune_undesirable_thread_requests): New function.
12771 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12772 then record that fact for the callers of redirct_edges.
12773 (thread_block): If BB has incoming backedges, then call
12774 prune_undesirable_thraed_requests. Note when we are
12775 going to have to rediscover loop information. Return a
12776 boolean indicating if any jumps were threaded.
12777 (thread_through_all_blocks): Bubble up boolean indicating
12778 if any jumps were threaded.
12779 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12780 (tree-ssa-threadupdate.o): Similarly.
12782 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12784 * fold-const.c (fold_ternary): Unroll the "for" loop to
12787 2005-03-04 Andrew Haley <aph@redhat.com>
12789 * unwind-dw2-fde-glibc.c (struct
12790 unw_eh_callback_data.check_cache): New field.
12791 (frame_hdr_cache): New.
12792 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12793 Cache frame header info.
12795 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12797 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12798 (print_c_condition): Declare.
12799 * read-rtl.c (ptr_loc): New structure.
12800 (ptr_locs, ptr_loc_obstack, joined_conditions)
12801 (joined_conditions_obstack): New variables.
12802 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12803 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12804 (join_c_conditions, print_c_condition): New functions.
12805 (apply_macro_to_string): Associate the new string with the same
12806 source location as the old one.
12807 (add_condition_to_string): Use join_c_conditions.
12808 (read_string): Use set_rtx_ptr_loc to record a filename and line
12809 number for the string.
12810 (read_rtx): Initialize the new variables above.
12811 * genattrtab.c (write_test_expr, write_attr_value): Use
12813 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12814 comment above the GCC_VERSION check.
12815 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12816 Inline the definition of MAYBE_EVAL.
12817 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12818 * genoutput.c (process_template): Likewise.
12819 * genpreds.c (write_predicate_subfunction): Likewise.
12820 (write_predicate_expr): Use print_c_condition.
12821 * genrecog.c (write_cond): Likewise.
12822 * gensupport.c (process_rtx): Use join_c_conditions to join the
12823 conditions of a define_insn_and_split. Record a source location
12824 for the string after the "&&".
12825 (alter_test_for_insn): Use join_c_conditions.
12827 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12830 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12831 PR tree-optimization/15784
12832 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12835 2005-03-04 Ben Elliston <bje@au.ibm.com>
12837 * gcc.c (option_map): Add --coverage.
12838 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12839 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12840 * config/darwin.h: Pass -lgcov for `coverage'.
12841 * doc/invoke.texi (Debugging Options): Document --coverage.
12843 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12845 * gcse.c (bypass_block): Use find_edge wherever possible.
12847 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
12851 * c-opts.c (c_common_parse_file): Call start_source_file
12852 and end_source_file at the approriate times.
12854 * dwarf2out.c (dwarf2out_finish): Don't auto-end
12855 the main file, it will be done for us now.
12857 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12859 * fold-const.c (fold_ternary): New.
12860 (fold): Call fold_ternary on ternary expressions. Remove
12861 handling of ternary expressions.
12863 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12865 PR tree-optimization/15784
12866 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12869 2005-03-03 David Edelsohn <edelsohn@gnu.org>
12871 * config/rs6000/predicates.md (branch_comparison_operator):
12872 Convert from C block to conditional format.
12874 2005-03-03 Jan Hubicka <jh@suse.cz>
12876 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
12877 and non-constant public variables.
12879 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
12881 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
12884 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
12887 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
12888 calls to release_ssa_name and release_phi_node.
12890 * fold-const.c (fold): Remove handling of unary expressions.
12892 * fold-const.c (fold_unary): Avoid directly using the original
12893 expression t as much as possible.
12895 2005-03-03 Roger Sayle <roger@eyesopen.com>
12896 Andrew Pinski <pinskia@physics.uc.edu>
12898 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
12899 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
12901 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
12903 Describe special registers SRP and MOF as allocatable registers.
12904 * config/cris/cris.c (cris_md_asm_clobbers): New function.
12905 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
12906 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
12907 TARGET_HAS_MUL_INSNS.
12908 (cris_print_operand) <case 'd'>: New case.
12909 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
12910 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12912 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
12913 (REG_ALLOC_ORDER): Update for MOF.
12914 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
12916 (GENERAL_REGS): No longer a define of ALL_REGS.
12917 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
12918 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12919 Adjust accordingly.
12920 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
12921 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
12922 (SECONDARY_RELOAD_CLASS): Define.
12923 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
12924 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
12925 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
12926 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
12927 (REGISTER_MOVE_COST): Define.
12928 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
12929 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
12930 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
12931 (CRIS_MOF_REGNUM): New define_constants.
12932 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
12934 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
12936 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
12937 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
12938 Adjust for MOF being properly described as a register.
12939 (indir_to_reg_split): Name this split. Conditionalize on the
12940 destination register being a general register.
12941 (movei): Conditionalize on on operands 0 and 1 having the same
12944 2005-03-03 Alan Modra <amodra@bigpond.net.au>
12947 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
12948 -mcpu to override any other explicitly given flags.
12950 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
12952 * recog.c (verify_changes, confirm_change_group): New functions,
12953 broken out of apply_change_group.
12954 (apply_change_group): Use them.
12955 * recog.h (verify_change, confirm_change_group): Declare.
12956 * rtl.h (redirect_jump_2): Declare.
12957 * jump.c (redirect_exp, invert_exp): Delete.
12958 (invert_exp_1): Take second parameter. Return value. Changed caller.
12959 (redirect_jump_2): New function, broken out of redirect_jump.
12960 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
12961 (invert_jump): Use invert_jump_1 and redirect_jump_2.
12962 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
12964 2005-03-02 Geoffrey Keating <geoffk@apple.com>
12966 * varasm.c (named_section): Use xstrdup rather than doing it by
12969 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
12971 2005-03-02 Devang Patel <dpatel@apple.com>
12973 Undo PR tree-optimization/18815 fix.
12975 2005-03-02 Devang Patel <dpatel@apple.com>
12977 PR tree-optimization/18815
12978 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12979 loops with zero exit edges.
12981 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12983 * cfg.c (connect_src, connect_dest, disconnect_src,
12984 disconnct_dest): New.
12985 (unchecked_make_edge, remove_edge, redirect_edge_succ,
12986 redirect_edge_pred): Use the new functions.
12988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
12989 free_dominance_info only when needed.
12991 2005-03-02 David Edelsohn <edelsohn@gnu.org>
12994 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
12995 (reg_or_sub_cint64_operand): Same.
12997 2005-03-02 Jeff Law <law@redhat.com>
12999 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13000 CFG_ALTERED in the main DOM iteration loop.
13002 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13005 * varasm.c (initializer_constant_valid_p): Allow conversions
13006 between OFFSET_TYPEs. Tidy.
13008 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13010 * config/cris/cris.md ("return"): Remove epilogue delay list
13013 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13015 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13017 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13019 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13021 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13022 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13023 config/m68k/m68k.c, config/mips/mips.h,
13024 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13025 doc/include/gcc-common.texi: Update copyright.
13027 PR middle-end/18029 and PR middle-end/18030
13028 * expr.c (optimize_bitfield_assignment_op): Add a special case
13029 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13031 * fold-const.c (fold_unary): New.
13032 (fold): Call fold_unary on unary expressions.
13034 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13036 * cgraph.h (struct cgraph_edge): Add prev_caller and
13037 prev_callee fields.
13038 (cgraph_node_remove_callees): Export.
13039 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13041 (cgraph_edge_remove_callee): New function.
13042 (cgraph_edge_remove_caller): Likewise.
13043 (cgraph_remove_edge): Use.
13044 (cgraph_redirect_edge_callee): Likewise.
13045 (cgraph_node_remove_callees): New function.
13046 (cgraph_node_remove_callers): Likewise.
13047 (cgraph_remove_node): Use.
13048 * tree-optimize.c (tree_rest_of_compilation): Use
13049 cgraph_node_remove_callees instead of manual loop.
13050 * cgraphunit.c (cgraph_finalize_function): Likewise.
13051 (cgraph_expand_function): Likewise.
13052 (cgraph_remove_unreachable_nodes): Likewise.
13054 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13057 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13059 * c-decl.c (undeclared_variable): Take location as argument.
13060 * c-typeck.c (build_external_ref): Likewise.
13061 * c-parser.c (c_parser_postfix_expression): Pass location of
13062 identifier to build_external_ref.
13064 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13066 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13067 CCEQ mode for branch_positive_comparison_operator test.
13068 * config/rs6000/predicates (branch_comparison_operator): Revert to
13070 (scc_comparison_operator): Same.
13071 (branch_positive_comparison_operator): Same.
13073 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13075 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13076 (cris_delay_slots_for_epilogue): Remove.
13077 (save_last): Move into cris_target_asm_function_epilogue.
13078 (cris_target_asm_function_epilogue): Remove tests for file being
13080 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13081 (cris_delay_slots_for_epilogue): Remove prototypes.
13082 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13083 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13085 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13087 * config/rs6000/predicates.md (branch_comparison_operator): Change
13088 to define_special_predicate.
13089 (scc_comparison_operator): Same.
13090 (branch_positive_comparison_operator): Same.
13092 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13094 * Makefile.in (tree-ssa-sink.o): New.
13095 (OBJS-common): Add tree-ssa-sink.o.
13096 * common.opt: Add -ftree-sink
13097 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13098 * timevar.def (TV_TREE_SINK): new timevar.
13099 * tree-flow.h (is_hidden_global_store): Prototype.
13100 * tree-optimize.c (init_tree_optimization_passes): Add
13102 * tree-pass.h (pass_sink_code): New.
13103 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13104 for non-obvious global store store to is_hidden_global_store, and
13105 call that new function.
13106 * tree-ssa-sink.c: New file.
13107 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13108 * doc/passes.texi: Document forward store motion.
13109 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13110 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13111 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13112 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13114 2005-03-01 Per Bothner <per@bothner.com>
13116 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13117 and we have a non-zero column-number, add it to the message.
13118 Also factor out the diagnostic_kind_text.
13120 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13122 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13123 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13124 flow_loop_scan): Removed.
13125 (flow_loop_dump): Do not dump removed fields.
13126 (flow_loop_free): Do not free removed fields.
13127 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13128 (loop_exit_edge_p): New function.
13129 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13130 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13131 num_exits, exits_doms.
13132 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13133 LOOP_EDGES, LOOP_ALL): Removed.
13134 (flow_loop_scan): Declaration removed.
13135 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13136 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13138 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13139 (if_convert): Call flow_loops_find and flow_loops_free
13140 when calling mark_loop_exit_edges.
13141 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13142 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13143 free_dominance_info calls.
13144 * loop-init.c (flow_loops_find): Ditto.
13145 * passes.c (rest_of_handle_branch_prob): Ditto.
13146 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13147 * loop-unroll.c (analyze_insns_in_loop): Do not use
13149 * predict.c (predict_loops): Do not call flow_loop_scan.
13150 Use get_loop_exit_edges.
13151 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13152 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13153 Do not use EDGE_LOOP_EXIT.
13154 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13155 to bb_with_exit_edge_p.
13156 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13157 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13158 to bb_with_exit_edge_p.
13159 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13161 * tree-loop-linear.c (linear_transform_loops): Do not call
13162 flow_loop_scan. Use loop->single_exit.
13163 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13164 (vect_analyze_loop_form): Do not call flow_loop_scan.
13165 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13167 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13169 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13170 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13171 slpeel_tree_duplicate_loop_to_edge_cfg,
13172 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13173 Use loop_preheader_edge and loop->single_exit. Do not call
13176 2005-03-01 Nick Clifton <nickc@redhat.com>
13178 * config/arm/arm.c (thumb_find_work_register): Check all of the
13179 argument registers to see if they are free, and a couple of
13180 special cases where the last argument register but can be proved
13181 to be available during the function's prologue.
13182 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13183 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13184 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13186 (thumb_compute_save_reg_mask): Likewise. Also use
13187 thumb_find_work_register() to ensure that there is agreement about
13188 which work register is going to be used in the prologue.
13189 (thumb_output_function_prologue): Use unsigned long as the type
13190 for the register bit-mask. Also delay pushing the link register if
13191 other high registers are going to be pushed.
13192 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13193 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13194 redundant prototypes.
13196 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13199 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13200 and after reload in REG+REG indexed addresses without REG_POINTER
13201 set in the base and not set in the index.
13203 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13205 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13206 Don't undefine here.
13207 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13208 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13209 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13210 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13211 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13213 * config.gcc (sh*-*-linux*): Use config/linux.h.
13215 2005-02-28 Dale Johannesen <dalej@apple.com>
13216 Stan Shebs <shebs@apple.com>
13218 Rewrite of 64-bit Darwin structure-by-value pass/return.
13219 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13220 intoffset, use_stack, named.
13221 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13222 (rs6000_darwin64_record_arg_advance_flush): New.
13223 (rs6000_darwin64_record_arg_advance_recurse): New.
13224 (rs6000_darwin64_record_arg_flush): New.
13225 (rs6000_darwin64_record_arg_recurse): New.
13226 (rs6000_darwin64_record_arg): New.
13227 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13228 (function_arg_boundary): Handle 128-bit aligned structs.
13229 (function_arg_advance): Rewrite darwin64 struct handling.
13230 (function_arg): Call rs6000_darwin64_record_arg.
13231 (function_arg_partial_nregs): Handle darwin64 structs.
13232 (rs6000_darwin64_function_value): Remove.
13233 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13235 2005-02-28 Roger Sayle <roger@eyesopen.com>
13237 PR tree-optimization/20216
13238 * tree-chrec.c (tree_fold_factorial): Delete.
13239 (tree_fold_binomial): Change argument list to take a return type
13240 and change the type of K to unsigned int. Rewrite to avoid explicit
13241 evaluation of factorials, and (recursively) calling fold to perform
13242 compile-time arithmetic. Return NULL on (internal) overflow.
13243 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13244 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13245 if any intermediate calculation overflows.
13246 (chrec_apply): Update call to chrec_evaluate.
13248 2005-02-28 James E Wilson <wilson@specifixinc.com>
13250 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13252 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13255 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13256 instead of NULL_TREE on error.
13258 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13260 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13261 (EASY_VECTOR_15_ADD_SELF): Remove.
13262 (num_insns_constant_wide): Not static.
13263 (validate_condition_mode): Not static.
13264 (toc_relative_expr_p): Not static.
13265 (legitimate_indirect_address_p): Not static.
13266 (macho_lo_sum_memory_operand): Not static.
13267 (invalid_e500_subreg): Not static.
13268 (easy_vector_same): Not static.
13269 (easy_vector_splat_const): Not static.
13270 (RS6000_SYMBOL_REF_TLS_P): Remove.
13271 (any_operand): Delete.
13272 (any_parallel_operand): Delete.
13273 (count_register_operand): Delete.
13274 (altivec_register_operand): Delete.
13275 (xer_operand): Delete.
13276 (s8bit_cint_operand): Delete.
13277 (short_cint_operand): Delete.
13278 (u_short_cint_operand): Delete.
13279 (non_short_cint_operand): Delete.
13280 (exact_log2_cint_operand): Delete.
13281 (gpc_reg_operand): Delete.
13282 (cc_reg_operand): Delete.
13283 (cc_reg_not_cr0_operand): Delete.
13284 (reg_or_short_operand): Delete.
13285 (reg_or_neg_short_operand): Delete.
13286 (reg_or_aligned_short_operand): Delete.
13287 (reg_or_u_short_operand): Delete.
13288 (reg_or_cint_operand): Delete.
13289 (reg_or_arith_cint_operand): Delete.
13290 (reg_or_add_cint64_operand): Delete.
13291 (reg_or_sub_cint64_operand): Delete.
13292 (reg_or_logical_cint_operand): Delete.
13293 (got_operand): Delete.
13294 (got_no_const_operand): Delete.
13295 (easy_fp_constant): Delete.
13296 (easy_vector_constant): Delete.
13297 (easy_vector_constant_add_self): Delete.
13298 (zero_constant): Delete.
13299 (zero_fp_constant): Delete.
13300 (volatile_mem_operand): Delete.
13301 (offsettable_mem_operand): Delete.
13302 (mem_or_easy_const_operand): Delete.
13303 (add_operand): Delete.
13304 (non_add_cint_operand): Delete.
13305 (logical_operand): Delete.
13306 (non_logical_cint_operand): Delete.
13307 (mask_operand): Delete.
13308 (mask_operand_wrap): Delete.
13309 (mask64_operand): Delete.
13310 (mask64_2_operand): Delete.
13311 (and64_operand): Delete.
13312 (and64_2_operand): Delete.
13313 (and_operand): Delete.
13314 (reg_or_mem_operand): Delete.
13315 (lwa_operand): Delete.
13316 (symbol_ref_operand): Delete.
13317 (call_operand): Delete.
13318 (current_file_function_operand): Delete.
13319 (input_operand): Delete.
13320 (rs6000_nonimmediate_operand): Delete.
13321 (rs6000_tls_symbol_ref): Delete.
13322 (save_world_operation): Delete.
13323 (restore_world_operation): Delete.
13324 (load_multiple_operation): Delete.
13325 (store_multiple_operation): Delete.
13326 (vrsave_operation): Delete.
13327 (mfcr_operation): Delete.
13328 (mtcrf_operation): Delete.
13329 (lmw_operation): Delete.
13330 (stmw_operation): Delete.
13331 (branch_comparison_operator): Delete.
13332 (branch_positive_comparison_operator): Delete.
13333 (scc_comparison_operator): Delete.
13334 (trap_comparison_operator): Delete.
13335 (boolean_operator): Delete.
13336 (boolean_or_operator): Delete.
13337 (min_max_operator): Delete.
13338 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13339 (EASY_VECTOR_15): Moved to here.
13340 (EASY_VECTOR_15_ADD_SELF): Move to here.
13341 (PREDICATE_CODES): Delete.
13342 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13343 Declare functions no longer static.
13344 * config/rs6000/predicates.md: New.
13345 * config/rs6000/rs6000.md: Include predicates.md
13347 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13349 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13350 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13352 * cfgrtl.c (need_fake_edge_p): Likewise.
13353 * combine.c (distribute_notes): Likewise.
13354 * emit-rtl.c (try_split): Likewise.
13355 * recog.c (peephole2_opimize): Likewise.
13356 * reg-notes.def (ALWAYS_RETURN): Remove.
13357 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13358 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13359 * tree.h (ECF_ALWAYS_RETURN): Remove.
13361 2005-02-28 Roger Sayle <roger@eyesopen.com>
13363 PR middle-end/19874
13364 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13365 between different machine modes is never a "useless" conversion.
13367 2005-02-28 Geert Bosch <bosch@gnat.com>
13370 * doc/contrib.texi: List contributors for Ada front end
13372 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13374 * simplify-rtx.c (simplify_unary_operation_1,
13375 simplify_const_unary_operation): New, extracted from...
13376 (simplify_unary_operation): ... this one.
13377 (simplify_binary_operation_1,
13378 simplify_const_binary_operation): New, extracted from...
13379 (simplify_binary_operation): ... this one.
13380 * rtl.h (simplify_const_unary_operation,
13381 simplify_const_binary_operation): Add prototypes.
13383 2005-02-28 Julian Brown <julian@codesourcery.com>
13385 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13386 building libjava and caused PR regression/20228.
13388 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13391 * Makefile.in (host_subdir): New.
13392 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
13393 * configure: Regenerate.
13395 2005-02-27 Zack Weinberg <zack@codesourcery.com>
13397 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
13398 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
13399 installation directory first.
13401 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
13404 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
13405 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
13406 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
13407 * config/cris/cris.md: Tweak comments referring to Q.
13408 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
13409 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
13410 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
13411 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
13412 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
13413 Insert spaces in constraints to align alternatives vertically for
13415 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
13418 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13420 PR rtl-optimization/17728
13421 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
13422 operand 0 from general_operand to move_dest_operand.
13424 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13426 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
13427 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
13428 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
13429 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
13431 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
13433 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
13434 * configure: Regenerate.
13435 * libada-mk.in: Remove CC; rename
13436 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
13438 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
13441 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
13442 for the lhs, also walk over the tree. Likewise for rhs.
13444 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
13446 * tree-ssa-dom.c (simple_iv_increment_p): New function.
13447 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
13448 Do not propagate value of iv before increment over the increment.
13450 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
13452 * c-parser.c: New file.
13453 * c-parse.in: Remove.
13454 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
13456 (c-parser.o): Add dependencies.
13457 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
13458 maintainer-clean, TAGS): Update.
13459 * c-config-lang.in (gtfiles): Update.
13460 * gengtype-lex.l: Don't handle "@@".
13461 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
13462 objc_build_synchronized, objc_begin_try_stmt,
13463 objc_begin_catch_clause, objc_finish_catch_clause,
13464 objc_build_finally_clause, objc_finish_try_stmt): New.
13465 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
13467 (c_parse_init): Update comment.
13468 * c-decl.c (c_init_decl_processing): Update comment.
13469 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13470 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
13471 new c_declspecs members.
13473 2005-02-25 Julian Brown <julian@codesourcery.com>
13475 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13476 from being used for symbols with vague linkage when
13477 HAVE_GAS_COMDAT_GROUP is true.
13479 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13481 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
13483 2005-02-25 Steve Ellcey <sje@cup.hp.com>
13486 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
13487 (LIBGCC2_HAS_DF_MODE): New.
13488 (LIBGCC2_HAS_XF_MODE): New.
13489 (LIBGCC2_HAS_TF_MODE): New.
13490 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13491 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13492 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13493 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13494 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
13495 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
13496 and add _fixtfdi, _fixunstfdi, _floatditf
13497 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
13498 L_fixunstfdi, L_floatditf.
13499 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
13500 (LIBGCC2_HAS_TF_MODE): Define.
13502 2005-02-25 Diego Novillo <dnovillo@redhat.com>
13504 PR tree-optimization/20204
13505 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
13506 REWRITE_THIS_STMT markers on PHI nodes.
13507 (rewrite_initialize_block): Likewise.
13509 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13511 * version.c (version_string): Update to 4.1.
13513 2005-02-25 Paolo Carlini <pcarlini@suse.de>
13515 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
13516 Clarify that the alternative way doesn't work in GNU C++.
13518 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13520 PR tree-optimization/19937
13521 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
13522 to the type of the induction variable.
13524 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
13526 PR rtl-optimization/20117
13527 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
13528 the block including noncopyable insn.
13530 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13532 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
13533 calls to find_reg_note.
13535 2005-02-24 Richard Henderson <rth@redhat.com>
13538 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13541 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13543 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13544 vector types if to use base reg for misaligned non-word ld/std.
13546 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13549 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13550 dwarf2 label manually and put it after, not before the prologue.
13552 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13555 * reload.c (operands_match_p): Only increment register number for
13556 SCALAR_INT_MODE_P modes in multiple hard registers.
13558 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13561 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13563 * ChangeLog.5: Fix log message typo(s).
13564 * ChangeLog.7: Likewise.
13565 * ChangeLog.tree-ssa: Likewise.
13566 * cfgexpand.c: Fix comment typo(s).
13567 * conflict.c: Likewise.
13568 * defaults.h: Likewise.
13569 * dwarf2out.c: Likewise.
13570 * gcse.c: Likewise.
13571 * ggc-page.c: Likewise.
13572 * tree-eh.c: Likewise.
13573 * tree-ssa-dom.c: Likewise.
13575 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13578 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13579 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13580 if SHARED is defined.
13583 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13584 allow splitting only if operands 0 and 3 don't overlap.
13586 2005-02-24 Richard Henderson <rth@redhat.com>
13588 PR middle-end/19953
13589 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13590 (fold_builtin_1): Call them.
13591 * fold-const.c (fold_complex_mult_parts): Split out from ...
13592 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13593 (fold_complex_div_parts, fold_complex_div): New.
13595 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13597 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13599 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13600 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13602 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13603 (print_node): Likewise.
13604 Print TYPE_SIZES_GIMPLIFIED.
13606 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13608 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13609 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13610 operands as commutative in constraints.
13612 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13614 * tree-into-ssa.c: Re-organize internal functions.
13616 2005-02-24 Richard Henderson <rth@redhat.com>
13618 PR middle-end/18902
13619 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13621 * common.opt (fcx-limited-range): New.
13622 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13623 * toplev.c (flag_complex_method): Initialize to 1.
13624 (process_options): Set flag_complex_method to 0 if
13625 flag_cx_limited_range.
13626 * doc/invoke.texi (-fcx-limited-range): New.
13628 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13630 * cse.c (delete_trivially_dead_insns): Speed up by using
13631 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13634 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13636 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13637 functions when -mid-shared-library is being used.
13639 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13641 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13642 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13643 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13644 * system.h: Poison LINK_LIBGCC_SPECIAL.
13646 2005-02-23 James E Wilson <wilson@specifixinc.com>
13648 * gengtype.c (note_insn_name): Make 1 element larger.
13650 2005-02-23 Roger Sayle <roger@eyesopen.com>
13653 PR rtl-optimization/20097
13654 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13655 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13657 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13659 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13660 * t-aix52 (SHLIB_INSTALL): Same.
13662 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13664 * genpreds.c: Update copyright.
13666 2005-02-23 Michael Beach <michaelb@ieee.org>
13669 * config/sparc/t-elf (startup files): Assemble with CPP.
13671 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13673 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13674 (write_predicate_expr): Likewise.
13676 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13678 PR tree-optimization/20100
13679 PR tree-optimization/20115
13680 * tree-optimize.c (init_tree_optimization_passes): Remove
13681 pass_maybe_create_global_var.
13682 * tree-pass.h (pass_maybe_create_global_var): Remove.
13683 * tree-ssa-alias.c (aliases_computed_p): Declare.
13684 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13685 (count_calls_and_maybe_create_global_var): Remove.
13686 (pass_maybe_create_global_var): Remove.
13687 (init_alias_info): Do not declare aliases_computed_p.
13688 (maybe_create_global_var): If the function contains no
13689 call-clobbered variables and a mix of pure/const and regular
13690 function calls, create .GLOBAL_VAR.
13691 Mark all call-clobbered variables for renaming.
13692 (merge_pointed_to_info): Update comment.
13693 (add_pointed_to_var): Likewise.
13694 (is_escape_site): Likewise.
13695 Accept struct alias_info * instead of size_t *.
13697 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13699 * tree-ssa-operands.c (get_call_expr_operands): If
13700 ALIASES_COMPUTED_P is false, do not add call-clobbering
13702 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13703 (delete_tree_ssa): Likewise.
13705 2005-02-22 James E Wilson <wilson@specifixinc.com>
13707 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13708 (do_compile): Do call it here.
13710 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13712 PR rtl-optimization/20017.
13713 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13714 rest_of_handle_cse2, rest_of_handle_gcse): Call
13715 delete_dead_jumptables immediately before calling cleanup_cfg.
13717 2005-02-22 Devang Patel <dpatel@apple.com>
13720 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13723 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13725 * config/rs6000/aix.h (WINT_TYPE): Define.
13727 2005-02-22 Stan Shebs <shebs@apple.com>
13729 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13730 natural alignment for 64-bit Darwin.
13731 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13733 * doc/invoke.texi: Document this.
13735 2005-02-22 DJ Delorie <dj@redhat.com>
13737 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13738 to make_[un]signed_type, not the mode itself.
13740 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13742 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13743 not available. Use tail calls wherever possible.
13744 (make_edge): Call unchecked_make_edge to create an edge.
13746 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13747 (coalesce_ssa_name): Don't check for
13748 SSANORM_USE_COALESCE_LIST.
13749 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13751 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13753 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13754 (rewrite_into_ssa): ... here.
13756 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13758 PR tree-optimization/19786
13759 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13760 tag to another's may-alias bitmap when adding to the other's list.
13762 2005-02-21 DJ Delorie <dj@redhat.com>
13764 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13765 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13766 registers in unsupported ways.
13767 * expmed.c (init_expmed): Likewise.
13769 2005-02-21 Stan Cox <scox@redhat.com>
13771 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13773 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13775 * tree-cfg.c (fold_cond_expr_cond): New.
13776 (make_edges): Call fold_cond_expr_cond.
13777 (find_taken_edge): Accept nothing but INTEGER_CST.
13778 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13780 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13782 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13783 that do not belong to any basic block.
13785 2005-02-21 Jeff Law <law@redhat.com>
13787 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13790 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13792 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13793 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13794 Adjust their definitions.
13795 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13796 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13798 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13799 genautomata.c, langhooks.c, langhooks.h, system.h,
13800 config/arm/lib1funcs.asm: Update copyright.
13802 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13804 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13806 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13809 * doc/install.texi: Document --with-gc.
13811 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13813 * simplify-rtx.c (simplify_unary_operation): Add a missing
13816 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13818 PR tree-optimization/18663
13819 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13820 if the type has variable bounds.
13822 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13824 * gcse.c: Remove an obsolete comment.
13826 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13828 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13830 * doc/extend.texi (Function Attributes) <Attribute const>: The
13831 attribute "pure" is below this text, not above.
13833 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13835 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13836 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13837 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13839 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13842 * langhooks.h (struct lang_hooks): Add to_target_charset.
13843 * langhooks.c (lhd_to_target_charset): New function.
13844 * langhooks-def.h: Declare lhd_to_target_charset.
13845 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
13846 (LANG_HOOKS_INITIALIZER): Update.
13847 * c-common.c (c_common_to_target_charset): New function.
13848 * c-common.h: Declare it.
13849 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
13850 c_common_to_target_charset.
13852 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
13853 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
13854 Delete definitions.
13855 * system.h: Poison them.
13856 * doc/tm.texi: Don't discuss them.
13857 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
13858 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
13859 (pp_c_char): Do not attempt to generate letter escapes for
13861 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
13862 * config/mips/mips.c (mips_output_ascii): Likewise.
13864 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
13866 PR tree-optimization/19951
13867 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
13870 2005-02-19 Steven Bosscher <stevenb@suse.de>
13872 PR middle-end/19698
13873 * function.h (struct function): New field `max_loop_depth'.
13874 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
13875 (flow_loops_find): Reset the max loop depth count before finding loops.
13876 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
13877 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
13878 (calculate_global_regs_live): Make sure the loop will terminate
13879 when the initial sets are not empty.
13881 2005-02-19 Zack Weinberg <zack@codesourcery.com>
13883 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
13885 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
13887 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
13890 * doc/invoke.texi: Remove documentation of %M spec.
13892 (init_spec): Remove %M suffix from -lgcc_s.
13893 (do_spec_1): Remove 'M' case.
13894 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
13895 to put shared libraries in the multilib directory. Remove the
13896 shlib_so_soname substitution variable. Don't add a multilib encoding
13897 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
13898 reported by -print-multi-os-directory. Pass @multilib_dir@ to
13899 SHLIB_INSTALL as well as SHLIB_LINK.
13900 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
13901 (SHLIB_NAME): Delete.
13902 (SHLIB_DIR): New macro.
13903 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
13904 (SHLIB_INSTALL): Adjust accordingly.
13905 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
13906 * config/t-slibgcc-sld: Likewise.
13907 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
13908 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
13909 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
13911 (SHLIBUNWIND_INSTALL): Adjust accordingly.
13912 * config/i386/t-nwld (SHLIB_SONAME): Delete.
13913 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
13914 Use @shlib_base_name@ instead of @shlib_so_name@.
13915 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
13916 and @shlib_base_name@.so in @multilib_dir@.
13917 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
13918 to the install path.
13919 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
13920 (SHLIB_LINK): Remove previous workaround.
13921 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
13922 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
13923 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
13925 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
13926 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
13927 (SHLIB_INSTALL): Adjust accordingly.
13928 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
13929 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
13930 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
13931 config/t-slibgcc-elf-ver.
13933 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
13934 Jakub Jelinek <jakub@redhat.com>
13936 PR tree-optimization/19828
13937 * tree-ssa-loop-im.c: Add a TODO comment.
13938 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
13939 without side-effects.
13941 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13943 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
13946 2005-02-18 James E. Wilson <wilson@specifixinc.com>
13948 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
13949 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
13950 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
13952 (ia64_reorg): Delete fixup_errata call.
13953 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
13954 (TARGET_SWITCHES): Delete -mb-step entry.
13956 2005-02-19 Jakub Jelinek <jakub@redhat.com>
13959 * c-typeck.c (composite_type): Handle quals in transparent unions.
13960 (type_lists_compatible_p): Likewise.
13962 2005-02-18 Stan Shebs <shebs@apple.com>
13964 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
13965 expressions in the .literal8 section.
13967 2005-02-18 Geoffrey Keating <geoffk@apple.com>
13969 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
13971 2005-02-18 Roger Sayle <roger@eyesopen.com>
13973 * fold-const.c (constant_boolean_node): Always create values of the
13974 specified type, don't bother calling truthvalue_conversion.
13976 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13978 * except.c (output_function_exception_table): Call
13979 assemble_external_libcall (eh_personality_libfunc).
13981 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13984 * config/ia64/ia64.h (struct machine_function): Add state_num.
13985 * config/ia64/ia64.c (process_epilogue,
13986 process_for_unwind_directive): Use new unwind state numbers each
13987 time rather than state 1.
13989 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13992 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
13993 before the "*llgt_didi" pattern.
13995 2005-02-18 Jason Merrill <jason@redhat.com>
13997 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
13999 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14001 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14002 (div0): Use it in place of ARM_FUNC_ALIAS.
14003 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14005 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14007 PR middle-end/20030
14008 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14009 access, the lower bound of the array type if it exists.
14011 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14014 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14015 cases that are out-of-range for the index type.
14017 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14019 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14020 (estimate_case_costs): Don't call convert.
14021 * expmed.c (expand_shift): Likewise.
14022 (make_tree): Call fold_convert instead of convert.
14024 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14027 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14028 that ref to be marked MEM_READONLY_P doesn't have base that needs
14031 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14033 * genautomata.c (output_get_cpu_unit_code_func,
14034 output_cpu_unit_reservation_p): Don't generate old-style function
14037 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14040 PR tree-optimization/20009
14041 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14043 PR tree-optimization/18947
14044 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14045 inline, remove all nodes that are inlined into the extern inline
14048 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14050 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14051 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14052 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14053 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14056 2005-02-17 Roger Sayle <roger@eyesopen.com>
14058 PR tree-optimization/19917
14059 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14060 to be potentially trapping.
14062 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14064 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14066 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14068 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14069 tem becomes a local variable which is set to the value of the
14070 back end defined INITIAL_FRAME_ADDRESS macro.
14071 (expand_builtin_frame_address): Omit the base parameter to
14072 expand_builtin_return_addr.
14073 (expand_builtin_profile_func): Likewise.
14074 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14075 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14076 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14078 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14080 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14081 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14082 * config/frv/frv.c (frv_function_epilogue): Likewise.
14084 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14086 * lambda-code (perfect_nestify): Remove mark/unmark
14087 for rewriting hack.
14088 * tree-loop-linear.c (linear_transform_loops): Add
14089 rewrite_into_ssa call so that ssa is correct for
14090 rewriting into loop closed.
14092 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14094 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14095 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14097 * bt-load.c (btr_def_live_range, combine_btr_defs,
14098 migrate_btr_def, migrate_btr_defs): Likewise.
14099 * cfgcleanup.c (thread_jump): Likewise.
14100 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14101 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14102 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14103 df_rd_local_compute, df_reg_info_compute): Likewise.
14104 * dominance.c (init_dom_info, free_dom_info): Likewise.
14105 * flow.c (init_propagate_block_info,
14106 free_propagate_block_info): Likewise.
14107 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14108 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14109 modify_reg_pav): Likewise.
14110 * loop-invariant.c (find_defs, find_invariant_insn,
14111 find_invariants, free_inv_motion_data): Likewise.
14112 * predict.c (tree_predict_by_opcode,
14113 estimate_bb_frequencies): Likewise.
14114 * stmt.c (expand_case): Likewise.
14115 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14116 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14117 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14118 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14119 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14120 rewrite_ssa_into_ssa): Likewise.
14121 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14122 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14123 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14124 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14125 * tree-sra.c (tree_sra): Likewise.
14126 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14127 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14128 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14130 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14133 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14134 calculate_live_on_entry, calculate_live_on_exit,
14135 build_tree_conflict_graph): Likewise.
14136 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14137 record_important_candidates, set_use_iv_cost, find_depends,
14138 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14139 tree_ssa_iv_optimize_finalize): Likewise.
14140 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14141 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14142 tree_duplicate_loop_to_header_edge): Likewise.
14143 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14144 * tree-ssa.c (verify_flow_insensitive_alias_info,
14145 verify_name_tags, verify_ssa, init_tree_ssa,
14146 delete_tree_ssa): Likewise.
14147 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14148 fini_ssanames): Likewise.
14149 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14151 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14153 * config/rs6000/t-rtems: Completely reworked.
14155 2005-02-17 Ira Rosen <irar@il.ibm.com>
14157 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14159 2005-02-17 Ira Rosen <irar@il.ibm.com>
14161 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14162 POINTER_TYPE_P when checking that type is a pointer.
14163 (vect_get_memtag): Remove.
14164 (vect_address_analysis): Use POINTER_TYPE_P. Call
14165 vect_object_analysis with dummy parameter for memtag.
14166 (vect_object_analysis): Extract memtag (functionality that
14167 used to be in vect_get_memtag and moved here). Fix printings.
14168 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14169 with correct parameters. Remove call to vect_get_memtag.
14171 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14173 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14174 (tree-vectorizer.o): Added missing dependencies.
14176 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14178 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14179 declaration in tree-vectorizer.c, now has an extern declaration in
14180 tree-vectorizer.h).
14181 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14182 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14183 get_vectype_for_scalar_type, vect_is_simple_use,
14184 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14185 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14186 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14187 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14188 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14189 find_loop_location): Likewise.
14191 * tree-vectorizer.c (langhooks.h): #include removed.
14192 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14193 moved to tree-vectorized.h.
14194 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14195 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14196 get_vectype_for_scalar_type, vect_is_simple_use,
14197 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14198 vect_supportable_dr_alignment, new_loop_vec_info,
14199 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14200 vect_set_verbosity_level, find_loop_location): Likewise.
14202 (vect_analyze_loop): Function externalized. Declaration moved to
14203 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14204 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14205 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14206 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14207 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14208 vect_enhance_data_refs_alignment, vect_analyze_operations,
14209 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14210 vect_stmt_relevant_p, vect_get_loop_niters,
14211 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14212 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14213 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14214 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14215 vect_get_memtag): Likewise.
14217 (vectorizable_load): Function externalized. Declaration moved to
14218 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14219 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14220 vect_transform_loop): Likewise.
14221 (vect_transform_stmt): Moved to tree-vect-transform.c.
14222 (vect_align_data_ref, vect_create_destination_var,
14223 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14224 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14225 vect_get_vec_def_for_operand, vect_init_vector,
14226 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14227 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14228 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14229 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14230 vect_do_peeling_for_loop_bound): Likewise.
14232 * tree-vect-analyze.c: New file.
14233 * tree-vect-transform.c: New file.
14235 2005-02-17 Jason Merrill <jason@redhat.com>
14237 PR mudflap/19319, c++/19317
14238 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14241 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14243 * doc/install.texi (Specific): Update link for Darwin-specific
14246 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14248 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14249 constant_boolean_node.
14251 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14254 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14255 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14257 2005-02-16 Richard Henderson <rth@redhat.com>
14260 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14262 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14263 replace uses with Wtype_MAXp1_F.
14264 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14265 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14266 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14267 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14268 and HAVE_TFMODE as appropriate.
14269 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14270 (__floatdisf): Likewise.
14271 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14272 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14273 (Wtype_MAXp1_F): New.
14274 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14275 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14277 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14280 * arm.c (arm_apply_result_size): New function.
14281 * arm.h (APPLY_RESULT_SIZE): Define.
14282 * arm-protos.h (arm_apply_result_size): Add prototype.
14283 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14284 (movxf): New expand.
14285 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14286 (call_value_symbol): Remove predicate for operand 0.
14287 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14288 (untyped_call): Rework to correclty return values for any type.
14289 (untyped_return): New expand.
14290 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14292 2005-02-16 Stan Shebs <shebs@apple.com>
14294 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14295 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14297 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14299 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14300 configure settings on Solaris 7 and later.
14302 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14304 PR tree-optimization/19865
14305 * tree-optimize.c (init_tree_optimization_passes): Run
14306 pass_may_alias after pass_sra.
14308 2005-02-16 Richard Henderson <rth@redhat.com>
14309 Stuart Hastings <stuart@apple.com>
14312 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14313 Do nothing if debug info suppressed for this function.
14314 (dbxout_begin_function): Early exit if debug info suppressed for
14317 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14320 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14322 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14324 PR tree-optimization/19967
14325 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14326 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14327 argument TYPE. Adjust calls to fold_builtin_XXX.
14328 (expand_builtin, fold_builtin_1): Adjust calls to
14329 expand_builtin_XXX.
14330 (fold_builtin_strchr, fold_builtin_strpbrk,
14331 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14332 result to a requested type TYPE.
14334 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14336 PR middle-end/19857
14337 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14338 (T)x & (T)cst if (T)cst overflows.
14339 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14340 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14342 2005-02-15 Jeff Law <law@redhat.com>
14344 * gcse.c (blocks_with_calls): New bitmap.
14345 (alloc_gcse_mem): Allocate it.
14346 (free_gcse_mem): Free it.
14347 (clear_modifY_mem_tables): Clear it.
14348 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14349 when we encounter CALL_INSNs.
14350 (compute_transp, case MEM): Handle blocks with calls separate
14351 from blocks without calls. Use bitmap iterators rather than
14354 2005-02-15 Peter O'Gorman <peter@pogma.com>
14357 * mklibgcc.in (vis_hide): Use a temporary object file, not
14360 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14363 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14364 access optimization.
14366 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14367 Alan Modra <amodra@bigpond.net.au>
14370 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14371 (_xlqsub): Rename to __gcc_qsub.
14372 (_xlqmul): Rename to __gcc_qmul.
14373 (_xlqdiv): Rename to __gcc_qdiv.
14374 Provide versioned symbol aliases with old names.
14375 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14376 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14377 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14378 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14379 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14381 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14383 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14384 Fold ~(A - 1) and ~(A + -1) to -A.
14386 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14390 * config/host-linux.c (linux_gt_pch_use_address): Copy from
14391 config/pa/pa-host.c:pa_gt_pch_use_address.
14393 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
14395 * tree-vn.c (get_value_handle): Make sure that given an
14396 is_gimple_min_invariant expression, we always return it.
14398 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14400 * passes.c (rest_of_handle_gcse): Fix a comment.
14402 2005-02-15 Jeff Law <law@redhat.com>
14404 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
14406 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
14407 (canon_list_insert, record_last_mem_set_info): Similarly.
14408 (clear_modify_mem_tables): Similarly.
14410 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14412 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
14413 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
14414 config/mips/mips.md, config/rs6000/aix.h,
14415 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
14417 2005-02-15 Richard Henderson <rth@redhat.com>
14419 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
14420 call to be best_edge.
14422 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14424 * basic-block.h: Adjust the prototype for find_basic_blocks.
14425 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
14426 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
14429 * flow.c (recompute_reg_usage): Remove all arguments.
14430 * passes.c (rest_of_compilation): Adjust the call to
14431 recompute_reg_usage.
14432 * rtl.h: Adjust the prototype for recompute_reg_usage.
14434 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
14436 * tree-dump.c (dump_files): Update to reflect new member
14438 (dump_register): Add new argument.
14440 (dump_switch_p_1): Check against glob name if doglob was passed.
14441 (dump_switch_p): Check against regular first, then glob if
14442 we didn't have any hits on the dump name.
14443 * tree-optimize.c (register_one_dump_file):
14444 Pass in glob name as well.
14445 * tree-pass.h (struct dump_file_info): Add glob
14448 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
14450 PR preprocessor/16323
14451 * doc/invoke.texi: Document that -Wendif-labels is on by default.
14453 2005-02-14 David Edelsohn <edelsohn@gnu.org>
14456 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
14457 (trunctfdf2_internal1): New.
14458 (trunctfdf2_internal2): Renamed from trunctfdf2.
14460 2005-02-14 Diego Novillo <dnovillo@redhat.com>
14462 PR tree-optimization/19853
14463 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
14465 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14467 * passes.c (rest_of_handle_loop_optimize): Remove calls to
14468 delete_dead_jumptables and cleanup_cfg.
14470 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
14472 * reload.c (find_reloads): Swap address_reloaded flags when
14473 swapping commutative operands.
14475 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
14477 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
14478 Use standard_iv_increment_position for computing the bsi position
14480 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
14483 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
14486 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
14487 life range of hard registers.
14488 * value-prof.c (insn_prefetch_values_to_profile): Only
14491 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
14492 profile in libcalls.
14494 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
14496 * bitmap.h (bitmap_and_compl_into): Return bool.
14497 * bitmap.c (bitmap_and_compl_into): Return changed flag.
14499 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14501 PR tree-optimization/19944
14502 * fold-const.c (fold): Re-add ABS_EXPR folding.
14504 2005-02-13 David Edelsohn <edelsohn@gnu.org>
14507 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
14508 {TARGET,MASK}_XL_COMPAT.
14509 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
14511 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
14512 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
14514 (rs6000_arg_partial_bytes): Same.
14515 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
14516 and XL compatibility enabled.
14517 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
14518 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
14519 test to final condition.
14520 (cmptf_internal2): New.
14521 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
14522 xl-compat. Add TFmode information to description.
14524 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
14526 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
14528 2005-02-13 Jason Merrill <jason@redhat.com>
14531 * fold-const.c (fold_indirect_ref_1): Split out from...
14532 (build_fold_indirect_ref): Here.
14533 (fold_indirect_ref): New fn.
14534 * tree.h: Declare it.
14535 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14536 (gimplify_modify_expr_rhs): Likewise.
14537 (gimplify_expr): Likewise.
14539 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14541 PR tree-optimization/14303
14542 PR tree-optimization/15784
14543 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14544 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14545 ABS_EXPR<x> != 0 to x != 0.
14547 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14549 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14550 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14551 spelling conventions.
14553 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14554 delete_trivially_dead_insns too many times.
14556 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14559 2005-02-12 Ira Rosen <irar@il.ibm.com>
14561 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14562 (vect_is_simple_iv_evolution): Remove redundant parameter
14564 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14565 without last parameter.
14566 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14567 Return pointer step. Call vect_is_simple_iv_evolution without
14568 last parameter. Check only that the step is multiple of size
14569 type. Remove stmt_vinfo updates.
14570 (vect_get_memtag_and_dr): Remove.
14571 (vect_get_memtag): New function.
14572 (vect_address_analysis): New function.
14573 (vect_object_analysis): New function.
14574 (vect_analyze_data_refs): Call vect_object_analysis and
14575 vect_get_memtag. Update stmt_vinfo fields.
14577 2005-02-12 Ira Rosen <irar@il.ibm.com>
14579 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14580 exist and are objects. Remove checks for pointer.
14581 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14582 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14583 (vect_create_data_ref_ptr): Likewise.
14584 (vect_base_addr_differ_p): New function.
14585 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14586 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14587 Don't set the DR_BASE_NAME field of data-ref.
14588 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14590 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14592 * optabs.h (enum optab_index): Add new OTI_ldexp.
14593 (ldexp_optab): Define corresponding macro.
14594 * optabs.c (init_optabs): Initialize ldexp_optab.
14595 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14597 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14599 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14600 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14602 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14603 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14606 2005-02-12 Ira Rosen <irar@il.ibm.com>
14608 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14610 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14612 (vect_get_base_and_offset): Always return an address.
14613 (vect_create_addr_base_for_vector_ref): Remove treatment for
14614 different data reference types.
14615 (vect_compute_data_ref_alignment): Rename base to base_address in
14616 stmt_vec_info. Get the object in order to force its alignment.
14617 (vect_get_memtag_and_dr): Rename base to base_address in
14618 stmt_vec_info. Extract the object for memtag analysis.
14620 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14622 PR regression/19898.
14623 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14624 changes cc_status, use apply modified_in_p to part of cc_status
14625 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14628 2005-02-11 Richard Henderson <rth@redhat.com>
14630 * tree-complex.c (expand_complex_libcall): New.
14631 (expand_complex_multiplication): Use it for c99 compliance.
14632 (expand_complex_division): Likewise.
14633 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14635 * builtins.c (built_in_names): Remove const.
14636 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14638 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14639 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14640 (built_in_names): Remove const.
14641 * c-common.c (c_common_type_for_mode): Handle complex modes.
14642 * flags.h, toplev.c (flag_complex_method): Rename from
14643 flag_complex_divide_method.
14644 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14645 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14646 * libgcc2.h: Declare them.
14647 * libgcc-std.ver: Export them.
14648 * mklibgcc.in (lib2funcs): Build them.
14650 2005-02-11 Steven Bosscher <stevenb@suse.de>
14652 PR tree-optimization/19876
14653 Partially revert my change from 2005-01-14
14654 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14655 (compute_antic): ...and remove the loop here.
14657 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14659 PR middle-end/19858
14660 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14661 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14663 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14664 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14666 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14668 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14669 offsets for the big-endian 32-bit case.
14671 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14673 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14675 2005-02-11 Dale Johannesen <dalej@apple.com>
14677 * cselib.c (cselib_process_insn): Clear out regs where
14678 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14679 * reload.c (find_equiv_reg): Ditto.
14681 2005-02-11 Ian Lance Taylor <ian@airs.com>
14683 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14686 * tree.c (build_function_type_list): Work correctly if there are
14689 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14691 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14692 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14693 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14694 TARGET_ZARCH instead of TARGET_64BIT.
14696 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14698 * config/rs6000/t-rtems:
14699 (MULTILIB_OPTIONS): Remove mcpu=602.
14700 (MUTLILIB_DIRNAMES): Remove m602.
14701 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14702 Let mcpu=602 match mcpu=603.
14703 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14705 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14707 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14708 signal trampolines.
14710 2005-02-10 David Daney <ddaney@avtrex.com>
14712 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14713 * config/i386/linux-unwind.h: Likewise.
14714 * config/ia64/linux-unwind.h: Likewise.
14715 * config/mips/linux-unwind.h: Likewise.
14716 * config/pa/linux-unwind.h: Likewise.
14717 * config/rs6000/linux-unwind.h: Likewise.
14718 * config/s390/linux-unwind.h: Likewise.
14719 * config/sh/linux-unwind.h: Likewise.
14720 * config/sparc/linux-unwind.h: Likewise.
14722 2005-02-10 Steven Bosscher <stevenb@suse.de>
14724 PR tree-optimization/17549
14725 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14726 TER to replace a DEF with its expression if the DEF and the
14727 rhs of the expression we replace into have the same root
14730 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14732 * config/mips/mips.md: Fix the placement of the match_scratch in the
14735 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14737 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14740 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14742 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14743 (strip_offset): Handle addresses.
14744 (add_address_candidates): Use strip_offset.
14745 (difference_cost): Reflect strip_offset change.
14746 (force_var_cost, difference_cost): Strip nops.
14748 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14750 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14752 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14753 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14754 config/cris/cris-protos.h, config/cris/cris.c: Update
14757 2005-02-10 Jeff Law <law@redhat.com>
14759 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14760 (lookup_avail_expr): Similarly.
14762 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14764 * builtins.c (fold_builtin_powi): New function.
14765 (fold_builtin_1): Call it.
14767 2005-02-10 Steven Bosscher <stevenb@suse.de>
14769 PR documentation/19309
14770 * doc/cpp.texi: The __GNUC__ and related predefined macros
14771 are also defined for the "standalone" cpp.
14772 Some non-GCC compilers may also define __GNUC__.
14774 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14777 * c-typeck.c (common_type): New routine. Old common_type renamed
14779 (c_common_type): ...this.
14780 (build_conditional_expr, build_binary_op): Use c_common_type instead
14783 2005-02-10 Steven Bosscher <stevenb@suse.de>
14785 * doc/md.texi: Replace @samp{length} with @code{length}.
14787 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14789 PR tree-optimization/18687
14790 * tree-flow.h (find_loop_niter): Declare.
14791 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14792 Try using scev even for loops with more than one exit.
14793 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14794 (struct ivopts_data): Added niters field.
14795 (struct nfe_cache_elt): New.
14796 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14798 (tree_ssa_iv_optimize_init): Initialize niters cache.
14799 (determine_number_of_iterations): Removed.
14800 (find_induction_variables): Do not call determine_number_of_iterations.
14801 Access niters for single exit through niter_for_single_dom_exit.
14802 (add_iv_outer_candidates): Access niters for single exit through
14803 niter_for_single_dom_exit.
14804 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14805 number_of_iterations_cond.
14806 (iv_period): New function.
14807 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14808 (may_replace_final_value): Take data argument. Use
14809 niter_for_single_dom_exit.
14810 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14811 (rewrite_use_compare): Pass data to may_eliminate_iv.
14812 (rewrite_use_outer): Pass data to may_replace_final_value.
14813 (free_loop_data): Clean up the niters cache.
14814 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14815 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14816 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14817 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14818 (num_ending_zeros): Moved to tree.c.
14819 * tree.h (num_ending_zeros): Declare.
14820 * tree.c (num_ending_zeros): Moved from tree.c.
14822 2005-02-09 Richard Henderson <rth@redhat.com>
14824 * builtins.c (DEF_BUILTIN): Add COND argument.
14825 * tree.h (DEF_BUILTIN): Likewise.
14826 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14827 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14829 (DEF_BUILTIN_STUB): New.
14830 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14831 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14832 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14833 * c-common.c (DEF_BUILTIN): Add COND argument.
14834 * tree.c (local_define_builtin): New.
14835 (build_common_builtin_nodes): New.
14837 2005-02-09 Roger Sayle <roger@eyesopen.com>
14839 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14840 floating point expression ignoring the sign of the result.
14841 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14842 (fold) <MULT_EXPR>: Use it to simplify x*x.
14843 * tree.h (fold_strip_sign_ops): Prototype here.
14844 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14845 argument. Use fold_strip_sign_ops to simplify the first argument.
14846 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
14847 first argument when the second argument is an even integer
14848 constant, but only with -funsafe_math_optimizations.
14849 (fold_builtin_1): Update call to fold_builtin_copysign.
14851 2005-02-09 Ian Lance Taylor <ian@airs.com>
14853 PR middle-end/19583
14854 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
14855 just check whether EH_FILTER_FAILURE falls through.
14857 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
14859 * gcc/haifa-sched.c (schedule_block): Make queued sched group
14860 insns return to ready list in the next turn.
14862 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14864 PR middle-end/19402
14865 * builtins.def: New __builtin_powi[lf].
14866 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
14867 (expand_builtin_powi): New function.
14868 (expand_builtin): Dispatch to expand_builtin_powi.
14869 * libgcc2.h: Add prototypes for __builtin_powi[lf].
14870 * libgcc2.c: Add __builtin_powi[lf] implementation.
14871 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
14872 * optabs.h: Add powi_optab.
14873 * optabs.c (init_optabs): Initialize powi_optab.
14874 * doc/extend.texi: Document __builtin_powi[lf].
14876 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
14878 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
14881 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14883 PR middle-end/19854
14884 * fold-const.c (try_move_mult_to_index): Remove redundant
14885 type argument. Create ADDR_EXPR with correct type.
14886 (fold): Update callers of try_move_mult_to_index. Convert
14887 result to the appropriate type.
14889 2005-02-09 Roger Sayle <roger@eyesopen.com>
14892 * config/avr/avr.c (default_rtx_costs): Delete.
14893 (avr_operand_rtx_cost): New function.
14894 (avr_rtx_costs): Completely rewrite.
14896 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
14899 * config/cris/cris.c (in_code): New variable.
14900 (cris_output_addr_const): Now a static function, a wrapper for
14902 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
14903 case from old cris_output_addr_const.
14904 (cris_asm_output_label_ref): Similar for LABEL_REF.
14905 (cris_output_addr_const_extra): Similar for UNSPEC.
14906 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
14907 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
14908 * config/cris/cris-protos.h (cris_output_addr_const): Remove
14910 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
14911 (cris_asm_output_label_ref): Declare.
14913 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
14915 PR preprocessor/19801
14916 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
14917 filenames that changed when libcpp was moved to the toplevel.
14919 2005-02-07 Roger Sayle <roger@eyesopen.com>
14921 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14922 zero extensions of BImode operands. Call lowpart_subreg instead
14923 of gen_lowpart_common and gen_lowpart_SUBREG.
14925 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
14928 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
14929 * configure.ac: Set cc_for_cross_gnattools.
14930 * configure: Regenerate.
14932 2005-02-08 Alan Modra <amodra@bigpond.net.au>
14935 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
14937 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14940 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
14941 of nested functions.
14943 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
14945 * doc/extend.texi: Document deprecated extensions allowing
14946 static floating-point members to have initializers and allowing
14947 floating-point literals in integral constant expressions.
14949 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
14951 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
14952 config/darwin7.h, config/mips/mips.c,
14953 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
14956 * cse.c: Update comments.
14958 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
14960 PR middle-end/19775
14961 * builtins.c (fold_builtin_sqrt): Transform
14962 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
14965 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
14966 Dorit Naishlos <dorit@il.ibm.com>
14968 * doc/invoke.texi (ftree-vectorizer-verbose): New.
14969 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
14970 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
14972 * tree.h (vect_set_verbosity_level): New extern function declaration
14974 * tree-vectorizer.h (verbosity_levels): New enum type.
14975 * tree-vectorizer.c (vect_debug_stats): Function removed.
14976 (vect_debug_details): Likewise.
14977 (vect_verbosity_level): Global variable was defined and initialized.
14978 (vect_dump): Global variable definition.
14979 (vect_print_dump_info): New function.
14980 (vect_set_dump_settings): New function.
14981 (vect_set_verbosity_level): New function.
14982 (vectorize_loops): Add call to vect_set_dump_settings.
14984 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
14985 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14986 (slpeel_tree_peel_loop_to_edge): Likewise.
14988 (vect_analyze_offset_expr): Call to vect_print_dump_info with
14989 appropriate verbosity level instead of call to vect_debug_details
14990 or vect_debug_stats.
14991 (vect_get_base_and_offset):
14992 (vect_create_addr_base_for_vector_ref):
14993 (get_vectype_for_scalar_type):
14994 (vect_create_data_ref_ptr):
14995 (vect_init_vector):
14996 (vect_get_vec_def_for_operand):
14997 (vect_finish_stmt_generation):
14998 (vectorizable_assignment):
14999 (vectorizable_operation):
15000 (vectorizable_store):
15001 (vectorizable_load):
15002 (vect_transform_stmt):
15003 (vect_update_ivs_after_vectorizer):
15004 (vect_do_peeling_for_loop_bound):
15005 (vect_update_inits_of_drs):
15006 (vect_do_peeling_for_alignment):
15007 (vect_transform_loop):
15008 (vect_is_simple_use):
15009 (vect_analyze_operations):
15010 (vect_is_simple_iv_evolution):
15011 (vect_analyze_scalar_cycles):
15012 (vect_analyze_data_ref_dependence):
15013 (vect_analyze_data_ref_dependences):
15014 (vect_compute_data_ref_alignment):
15015 (vect_enhance_data_refs_alignment):
15016 (vect_analyze_data_refs_alignment):
15017 (vect_analyze_data_ref_access):
15018 (vect_analyze_data_ref_accesses):
15019 (vect_analyze_pointer_ref_access):
15020 (vect_get_memtag_and_dr):
15021 (vect_analyze_data_refs):
15022 (vect_mark_relevant):
15023 (vect_stmt_relevant_p):
15024 (vect_mark_stmts_to_be_vectorized):
15025 (vect_can_advance_ivs_p):
15026 (vect_get_loop_niters):
15027 (vect_analyze_loop_form):
15028 (vect_analyze_loop):
15029 (vectorize_loops): Likewise.
15031 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15032 (vect_update_inits_of_drs):
15033 (vect_do_peeling_for_alignment):
15034 (vect_transform_loop):
15035 (vect_analyze_operations):
15036 (vect_analyze_scalar_cycles):
15037 (vect_analyze_data_ref_dependences):
15038 (vect_analyze_data_refs_alignment):
15039 (vect_analyze_data_ref_accesses):
15040 (vect_analyze_data_refs):
15041 (vect_mark_stmts_to_be_vectorized):
15042 (vect_get_loop_niters):
15043 (vect_analyze_loop_form):
15044 (vect_analyze_loop): Likewise.
15045 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15047 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15051 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15052 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15053 either -ffast-math or -funsafe-math-optimizations is in use.
15055 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15056 * config/mips/irix-csr.c: New file.
15057 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15058 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15059 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15062 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15064 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15065 redundant, incorrect definitions.
15067 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15069 ("*tls_indirect_call"): New, reference hard regs directly.
15070 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15072 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15074 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15075 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15077 2005-02-06 Roger Sayle <roger@eyesopen.com>
15079 PR rtl-optimization/19800
15080 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15081 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15084 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15086 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15088 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15091 * doc/invoke.texi: Correct documentation of -freorder-functions.
15093 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15096 * doc/invoke.texi: Don't mention gccbug.
15098 2005-02-06 Roger Sayle <roger@eyesopen.com>
15099 Andrew Pinski <pinskia@physics.uc.edu>
15100 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15102 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15103 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15104 into just (zero_extract:SI FOO (const_int 1) BAR).
15106 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15108 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15109 macro locally. Don't give last revision date. Use GCC version
15110 number from gcc-common.texi.
15111 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15112 revision date. Use GCC version number from gcc-common.texi.
15113 Describe being a library as current state rather than as 3.x
15115 * doc/gcc.texi: Remove last update date.
15116 * doc/gccint.texi: Likewise. Update copyright dates.
15117 * doc/install.texi: Update copyright dates.
15119 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15122 * doc/invoke.texi: Mention for each option included in -Wall that
15123 it is included in -Wall.
15124 * doc/gcc.texi: Update copyright and last modification date.
15126 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15128 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15129 unnecessary cast to original induction variable increments.
15131 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15133 PR tree-optimization/18219
15134 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15135 in distributed form.
15137 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15139 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15140 Set bitpos and offset later in the function. Do nothing if the
15141 target is a register and if the bitfield lies completely outside
15143 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15144 here. Return an uninitialised register if the source value is stored
15145 in a register and the bitfield lies completely outside that register.
15147 2005-02-06 Steven Bosscher <stevenb@suse.de>
15149 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15152 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15154 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15156 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15158 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15159 * config/darwin8.h: New.
15160 * config/darwin7.h: Update comment.
15162 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15163 Dorit Naishlos <dorit@il.ibm.com>
15165 * tree-vectorizer.h (LOC): New type.
15166 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15167 (loop_line_number): New field in struct _loop_vec_info.
15168 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15170 * tree-vectorizer.c (input.h): Included.
15171 (find_loop_location): New function.
15172 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15173 loop line number removed.
15174 (vect_debug_details): Likewise.
15175 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15177 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15178 call to vect_debug_details/stats changed from loop to loop_loc.
15179 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15180 (slpeel_tree_peel_loop_to_edge): Likewise.
15182 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15183 changed from NULL to UNKNOWN_LOC.
15184 (vect_get_base_and_offset):
15185 (vect_create_addr_base_for_vector_ref):
15186 (get_vectype_for_scalar_type):
15187 (vect_create_data_ref_ptr):
15188 (vect_init_vector):
15189 (vect_get_vec_def_for_operand):
15190 (vect_finish_stmt_generation):
15191 (vectorizable_assignment):
15192 (vectorizable_operation):
15193 (vectorizable_store):
15194 (vectorizable_load):
15195 (vect_transform_stmt):
15196 (vect_update_ivs_after_vectorizer):
15197 (vect_do_peeling_for_loop_bound):
15198 (vect_do_peeling_for_alignment):
15199 (vect_transform_loop):
15200 (vect_is_simple_use):
15201 (vect_analyze_operations):
15202 (vect_is_simple_iv_evolution):
15203 (vect_analyze_scalar_cycles):
15204 (vect_analyze_data_ref_dependences):
15205 (vect_compute_data_ref_alignment):
15206 (vect_enhance_data_refs_alignment):
15207 (vect_analyze_data_ref_access):
15208 (vect_analyze_data_ref_accesses):
15209 (vect_analyze_pointer_ref_access):
15210 (vect_get_memtag_and_dr):
15211 (vect_analyze_data_refs):
15212 (vect_mark_relevant):
15213 (vect_stmt_relevant_p):
15214 (vect_mark_stmts_to_be_vectorized):
15215 (vect_can_advance_ivs_p):
15216 (vect_get_loop_niters):
15217 (vect_analyze_loop):
15218 (vectorize_loops): Likewise.
15220 (vectorizable_load): Argument in call to vect_debug_details/stats
15221 changed from loop to LOOP_LOC (loop_vinfo).
15222 (vect_transform_loop):
15223 (vect_analyze_operations):
15224 (vect_analyze_scalar_cycles):
15225 (vect_analyze_data_ref_dependence):
15226 (vect_enhance_data_refs_alignment):
15227 (vect_analyze_data_ref_accesses):
15228 (vect_analyze_pointer_ref_access):
15229 (vect_analyze_data_refs):
15230 (vect_analyze_loop): Likewise.
15232 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15233 changed from loop to loop_loc.
15235 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15237 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15238 Dorit Naishlos <dorit@il.ibm.com>
15240 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15242 (vect_analyze_data_ref_dependences): Likewise.
15244 (vect_is_simple_use): Argument changed from loop structure to
15245 loop_vect_info structure.
15246 (vect_can_advance_ivs_p): Likewise.
15247 (vect_create_index_for_vector_ref): Likewise.
15248 (vect_update_ivs_after_vectorizer): Likewise.
15249 (new_stmt_vec_info): Likewise.
15251 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15252 changed from loop to loop_vinfo.
15253 (vect_create_data_ref_ptr): First argument in call to
15254 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15255 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15256 was changed from loop to loop_vinfo.
15257 (vectorizable_operation): Likewise.
15258 (vectorizable_store): Likewise.
15259 (vect_mark_stmts_to_be_vectorized): Likewise.
15260 (vect_do_peeling_for_loop_bound): First argument in call to
15261 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15262 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15263 was changed from loop to loop_vinfo.
15264 (vect_analyze_data_ref_dependences): Third argument in call to
15265 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15267 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15268 (vect_create_data_ref_ptr): Likewise.
15269 (vect_init_vector): Likewise.
15270 (vect_get_vec_def_for_operand): Likewise.
15271 (vectorizable_assignment): Likewise.
15272 (vectorizable_operation): Likewise.
15273 (vectorizable_store): Likewise.
15274 (vectorizable_load): Likewise.
15275 (vect_update_ivs_after_vectorizer): Likewise.
15276 (vect_is_simple_use): Likewise.
15277 (vect_analyze_data_ref_dependence): Likewise.
15278 (vect_analyze_pointer_ref_access): Likewise.
15279 (vect_can_advance_ivs_p): Likewise.
15281 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15282 before _stmt_vec_info.
15283 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15284 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15285 (new_stmt_vec_info): Argument changed from loop structure to
15286 loop_vect_info structure
15288 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15289 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15290 (vect_create_addr_base_for_vector_ref): Likewise.
15291 (vect_analyze_pointer_ref_access): Likewise.
15293 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15296 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15297 phi flag if the phi is abnormal.
15299 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15302 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15303 information for the new statement.
15305 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15308 * gcc.c (main): Include the target in -v output.
15310 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15312 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15313 Do not drop the extend if we'd have to add a paradoxical subreg
15314 later. Include optabs.h and insn-codes.h.
15315 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15317 2005-02-02 Roger Sayle <roger@eyesopen.com>
15319 PR middle-end/19405
15320 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15321 * fold-const.c (const_binop): Avoid constant folding floating
15322 point operations in modes that use composite representations.
15323 * simplify-rtx.c (simplify_binary_operation): Likewise.
15325 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15327 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15329 (altivec_dstt): Likewise.
15330 (altivec_dstst): Likewise.
15331 (altivec_dststt): Likewise.
15332 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15335 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15337 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15338 EXPR_LOCUS from orig_cond to the new cond_stmt.
15339 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15342 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15344 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15345 standard_iv_increment_position. Remove call to bsi_next
15346 (no need to bump the iterator anymore).
15347 (vect_create_index_for_vector_ref): Call
15348 standard_iv_increment_position. Remove second function argument.
15349 (vect_finish_stmt_generation): Remove call to bsi_next
15350 (no need to bump the iterator anymore).
15351 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15352 to vect_create_index_for_vector_ref.
15354 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15356 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15357 phis are used out of the loop.
15359 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15362 * c-decl.c (undef_nested_function): New variable.
15363 (pop_scope): Diagnose undefined nested functions.
15364 (finish_function): Don't attempt cgraph processing or genericizing
15365 if current top-level function contained an undefined nested
15366 function. Reset undef_nested_function at the end of a top-level
15369 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15371 * tree.c (build_int_cst_type): Take sign of the value into account
15372 when deciding whether sign extend the value.
15374 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15377 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15378 (cpp_options, cc1_options): Change %{std*&ansi} to
15379 %{std*&ansi&trigraphs}.
15381 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15383 * cse.c: Update comments.
15385 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15387 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15388 arguments go on the stack. Do not put complex doubles in odd/even
15391 2005-02-02 Steven Bosscher <stevenb@suse.de>
15393 * doc/invoke.texi: Update the options enabled at -O1, -O2,
15394 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
15395 -ftree-pre, and -fthread-jumps.
15397 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
15399 PR tree-optimization/19578
15400 * tree-flow.h (modified_noreturn_calls): Declare.
15401 (noreturn_call_p): Declare.
15402 * tree-flow-inline.h (noreturn_call_p): New function.
15403 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
15404 * tree-cfg.c (modified_noreturn_calls): New variable.
15405 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
15406 that contain a mid-block noreturn call.
15407 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
15409 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15411 * df.c (df_def_record_1, df_uses_record): Don't use
15413 * df.h (DF_FOR_REGALLOC): Remove.
15415 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15418 * c-typeck.c (really_start_incremental_init): Reset
15419 constructor_max_index for arrays of incomplete type.
15421 2005-02-02 Jeff Law <law@redhat.com>
15423 * gcse.c (struct reg_set): Store the block index where the register
15424 was set rather than the setting insn.
15425 (record_one_set, compute_transp): Corresponding changes.
15426 (pre_insert_copy_insn): Do not call replace_one_set.
15427 (replace_one_set): Remove.
15429 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15432 * doc/gcov.texi: Fix typo.
15434 2005-02-01 Richard Henderson <rth@redhat.com
15437 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
15438 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
15440 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
15441 * config/i386/i386-protos.h: Update.
15443 2005-02-01 Steven Bosscher <stevenb@suse.de>
15445 PR tree-optimization/19217
15446 * tree-cfg.c (verify_expr): Use the data field to see if TP was
15447 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
15448 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
15449 that it is walking a PHI node.
15451 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
15453 * doc/extend.texi (Nested Functions): Update.
15455 2005-02-01 Richard Henderson <rth@redhat.com>
15458 * optabs.c (expand_copysign_absneg): Export.
15459 * optabs.h (expand_copysign_absneg): Declare.
15460 * config/rs6000/rs6000.md (copysigntf3): New.
15462 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15464 PR tree-optimization/19633
15465 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
15466 * tree-ssa-alias.c (init_alias_info): Initialize.
15467 (merge_pointed_to_info): Set.
15468 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
15469 (dump_points_to_info_for): Show value of pt_null.
15470 (struct count_ptr_d): Declare.
15471 (find_ptr_dereference): Remove.
15472 (ptr_is_dereferenced_by): Remove.
15473 (count_ptr_derefs): New local function.
15474 (count_uses_and_derefs): New local function.
15475 (compute_points_to_and_addr_escape): Call it. If the number
15476 of dereferences is greater than zero, mark the pointer as
15477 dereferenced. If there are fewer dereferences than uses of
15478 the pointer, the pointer's value escapes.
15480 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15482 PR tree-optimization/19670
15483 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
15485 (verify_use): ... set it here, instead.
15487 2005-02-01 Janis Johnson <janis187@us.ibm.com>
15489 * doc/sourcebuild.texi (Test directives): Fix formatting.
15491 * doc/sourcebuild.texi (Test directives): Describe selector
15494 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
15496 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
15497 specific 64-bit CPUs.
15499 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
15502 * arm.c (arm_eliminable_register): New function.
15503 (adjacent_mem_locations): Don't allow eliminable registers. Use
15504 HOST_WIDE_INT for address offsets.
15505 * arm-protos.h (arm_eliminable_register): Add prototype.
15507 2005-02-01 Steven Bosscher <stevenb@suse.de>
15509 PR optimization/15242
15510 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
15511 * basic-block.h (duplicate_computed_gotos): Add prototype.
15512 * bb-reorder.c (duplicate_computed_gotos): New function to
15513 duplicate sufficiently small blocks ending in a computed jump.
15514 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
15515 if not optimizing for size.
15516 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
15517 never do tail merging for blocks ending in a computed jump.
15518 * doc/invoke.texi: Document the max-goto-duplication-insns param.
15520 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
15522 Patch from Richard Sandiford <rsandifo@redhat.com>
15523 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
15524 from inheriting a subreg equivalence with a non-spill register.
15526 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
15528 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
15530 * config/frv/frv.c (movcc_fp_destination_operand): New.
15531 (gpr_or_memory_operand): Fix typo in comment.
15532 (gpr_or_memory_operand_with_scratch): New.
15533 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
15534 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15535 movcc_fp_destination_operand.
15536 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15537 Legitimize memory addresses using a scratch register.
15539 2005-01-31 Jeff Law <law@redhat.com>
15541 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15542 bitmap a sparse bitmap instead of a simple bitmap.
15543 (mark_def_sites_initialize_block): Corresponding changes.
15544 (ssa_mark_def_sites_initialize_block): Likewise.
15545 (ssa_mark_phi_uses): Likewise.
15546 (mark_def_site, ssa_mark_def_sites): Likewise.
15547 (mark_def_site_blocks): Likewise.
15548 (rewrite_ssa_into_ssa): Likewise.
15550 * tree-ssa-dom.c (record_cond): Pass correct variable type
15551 for last argument to htab_find_slot_with_hash.
15553 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15554 effects when optimizing 0 % X. Do not try to optimize X % 0.
15556 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15558 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15561 2005-02-01 Eric Christopher <echristo@redhat.com>
15563 * config/mips/mips.c (override_options): Warn if -mint64
15565 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15568 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15570 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15572 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15573 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15574 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15575 (cached_regno): Initialize to INVALID_REGNUM.
15576 (cse_reg_info_table_size,
15577 cse_reg_info_table_first_uninitialized,
15578 cse_reg_info_timestamp): New.
15579 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15581 (init_cse_reg_info, get_cse_reg_info_1): New.
15582 (get_cse_reg_info): Cache the last look-up.
15583 (new_basic_block): Update the code to clear mappings from
15584 registers to cse_reg_info entries.
15585 (cse_main): Call init_cse_reg_info.
15587 * cse.c (get_cse_reg_info): Update a comment.
15589 2005-01-31 Steven Bosscher <stevenb@suse.de>
15592 * c-decl.c (start_decl): Do not warn about arrays of elements with
15593 an incomplete type here.
15594 (grokdeclarator): Do it here by making a pedwarn an error.
15595 * c-typeck.c (push_init_level): If there were previous errors with
15596 the constructor type, do not warn about braces for initializers.
15597 (process_init_element): Likewise for excess initializer elements.
15599 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15601 * cse.c (delete_trivially_dead_insn): Don't iterate.
15603 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15605 * config/rs6000/rs6000.md (copysignsf3): New expand.
15606 (copysigndf3): Likewise.
15608 2005-01-31 Steven Bosscher <stevenb@suse.de>
15610 * recog.c (constrain_operands): Only look for earlyclobber operand
15611 conflicts if an '&' constraint was seen.
15613 2005-01-31 Marc Espie <espie@openbsd.org>
15615 * config.gcc: Don't include embedded systems fragment, switches default
15616 debugging format to ELF.
15617 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15618 longer pick it up there.
15620 2005-01-31 Dale Johannesen <dalej@apple.com>
15622 * doc/extend.texi (nested functions): Fix linkage description.
15623 Clarify that static is not allowed.
15625 2005-01-31 Dale Johannesen <dalej@apple.com>
15627 * config/rs6000/darwin.md (movsf_low_di): Make work.
15628 (movdf_low_di): Make work.
15630 2005-01-31 Dale Johannesen <dalej@apple.com>
15632 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15633 Make work for 64 bit.
15635 2005-01-31 Roger Sayle <roger@eyesopen.com>
15636 Dale Johannesen <dalej@apple.com>
15638 PR middle-end/19650
15639 * fold-const.c (fold_binary_op_with_conditional_arg):
15640 Make types match original operands, before STRIP_NOPS.
15642 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15644 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15645 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15646 (struct gcc_sigcontext): Delete. Merge contents to..
15647 (struct gcc_ucontext): ..here.
15648 (get_sigcontext): Delete.
15649 (get_regs): New function, like get_sigcontext but return regs ptr.
15650 64-bit version finds regs from r1 to support vdso.
15651 (ppc_linux_aux_vector): New function.
15652 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15655 2005-01-31 Ira Rosen <irar@il.ibm.com>
15657 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15659 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15660 redundant fold. Fix misalignment for MINUS_EXPR.
15661 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15662 (vect_analyze_pointer_ref_access): Likewise.
15663 (vect_get_memtag_and_dr): Likewise.
15665 2005-01-31 Richard Henderson <rth@redhat.com>
15667 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15668 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15669 absnegdf2_i387, absnegxf2_i387): Likewise.
15671 2005-01-31 Richard Henderson <rth@redhat.com>
15674 * optabs.c (expand_copysign_absneg): New.
15675 (expand_copysign_bit): Split out from ...
15676 (expand_copysign): ... here. Use expand_copysign_absneg.
15678 2005-01-30 Roger Sayle <roger@eyesopen.com>
15680 PR middle-end/19697
15681 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15682 constant as the second operand and a register as the third.
15684 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15687 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15688 that dllimport'd functions do not use all call-clobbered registers
15689 to pass parameters.
15691 2005-01-30 Richard Henderson <rth@redhat.com>
15694 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15695 expand_abs_nojump and generalize. Use operand_subword and
15696 emit_no_conflict_block. Support large modes.
15697 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15699 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15700 negation to subtraction.
15701 (expand_copysign): Check that the format has signed zeros.
15702 Use operand_subword and emit_no_conflict_block. Support large modes.
15704 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15706 Fix PR tree-optimization/19624
15708 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15709 * tree-ssa-pre.c: Add cfgloop.h.
15711 (pre_stats): New member, constified.
15712 (inserted_exprs): New static variable.
15713 (NECESSARY): New macro.
15714 (create_expression_by_pieces): Fold the expression, and
15715 mark it as defaulting to not necessary. Also put in
15717 (fully_constant_expression): New function.
15718 (insert_into_preds_of_block): Modify to not insert phis when we
15719 are playing with induction variables.
15720 Push phis onto the inserted_exprs vector, and mark them as not
15721 necessary by default.
15722 (insert_aux): Call fully_constant_expression on eprime.
15723 If all edges produce the same value, mark it constant.
15724 (mark_operand_necessary): New function.
15725 (remove_dead_inserted_code): New function.
15726 (init_pre): Init loop optimizer to get loop info.
15727 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15728 (execute_pre): Commit edge inserts, then remove dead code.
15730 2005-01-30 Richard Henderson <rth@redhat.com>
15732 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15733 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15735 2005-01-30 Richard Henderson <rth@redhat.com>
15738 * config/i386/i386.c (ix86_expand_copysign): New.
15739 (ix86_split_copysign_const): New.
15740 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15741 rearrange op1/nmask operands.
15742 * config/i386/i386-protos.h: Update.
15743 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15744 (copysigndf3): Likewise.
15745 (copysignsf3_const, copysigndf3_const): New.
15746 (copysignsf3_var): Rename from copysignsf3, split out splitter
15747 and fix split predicate for X constraint.
15748 (copysigndf3_var): Similarly.
15750 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15752 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15753 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15754 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15756 2005-01-29 Richard Henderson <rth@redhat.com>
15759 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15760 of # and * in constraints.
15762 2005-01-29 Richard Henderson <rth@redhat.com>
15764 PR middle-end/19689
15765 * expr.c (store_field): Don't strip sub-mode cast when the input
15766 data is even smaller.
15768 2005-01-29 Richard Henderson <rth@redhat.com>
15770 PR middle-end/19687
15771 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15774 2005-01-29 Richard Henderson <rth@redhat.com>
15776 * combine.c (make_field_assignment): Fix argument order
15779 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15781 PR tree-optimization/15791
15782 * fold-const.c (extract_array_ref): New function.
15783 (fold): Fold comparisons between &a[i] and &a[j] or
15784 semantically equivalent trees.
15786 2005-01-29 Jeff Law <law@redhat.com>
15788 * gcse.c (insert_expr_in_table): Revamp handling of available
15789 and anticipatable occurrence lists to avoid unnecessary list
15791 (insert_set_in_table): Similarly.
15793 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15795 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15797 (c_build_qualified_type): Build qualified array types with
15798 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15799 * c-decl.c (c_make_fname_decl): Build unqualified array type
15800 before qualified type.
15801 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15802 type is qualified, not just if type itself is. Don't apply
15803 qualifiers to array type when declarator is processed. Apply
15804 qualifiers to field type whether or not it is an array type.
15805 Don't handle array types specially for applying qualifiers to
15807 * c-typeck.c (composite_type): Build unqualified element type and
15808 array type when forming composite of array types.
15809 (common_pointer_type, comptypes, comp_target_types,
15810 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15811 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15813 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15814 (args2) in variables a1 and a2.
15816 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15818 * cse.c (n_elements_made, max_elements_made): Remove.
15819 (insert): Don't touch n_elements_made.
15820 (cse_main): Don't touch n_elements_made or max_elements_made.
15822 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15825 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15826 configuration part of dp-bit.c to be lost.
15828 2005-01-28 Roger Sayle <roger@eyesopen.com>
15830 * expmed.c (expand_mult_highpart_optab): When attempting to use
15831 a non-widening multiplication in a wider mode, the operands need
15832 to be converted (zero or sign extended) to that mode.
15834 2005-01-28 Ian Lance Taylor <ian@airs.com>
15836 PR middle-end/16558
15837 PR middle-end/19583
15838 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15839 through if both operands fall through.
15841 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15843 * cse.c (fold_rtx) <PC>: Don't optimize.
15845 2005-01-28 Jeff Law <law@redhat.com>
15847 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15848 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
15850 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15852 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
15853 cse_reg_info_used_list_end): Remove.
15854 (cse_reg_info_list, cse_reg_info_list_free): New.
15855 (get_cse_reg_info): When allocating an instance of
15856 cse_reg_info, add it to the beginning of the cse_reg_info_list
15857 list. Remove code to maintain cse_reg_info_used_list.
15858 (new_basic_block): Reset the free list to the beginning of
15861 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
15863 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15864 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
15865 (frv_expand_mdpackh_builtin): New function.
15866 (frv_expand_builtin): Use it to expand __MDPACKH.
15867 * doc/extend.texi (__MDPACKH): Update documentation.
15869 2005-01-28 Uros Bizjak <uros@kss-loka.si>
15871 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
15872 SSE_FLOAT_MODE_P for use_sse computation.
15874 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
15877 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
15879 2005-01-27 Richard Henderson <rth@redhat.com>
15881 * builtins.c (expand_builtin_copysign): New.
15882 (expand_builtin): Call it.
15883 * genopinit.c (optabs): Add copysign_optab.
15884 * optabs.c (init_optabs): Initialize it.
15885 (expand_copysign): New.
15886 * optabs.h (OTI_copysign, copysign_optab): New.
15887 (expand_copysign): Declare.
15889 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
15890 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
15892 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15893 (ix86_expand_fp_absneg_operator): ... here.
15894 (ix86_split_copysign): New.
15895 * config/i386/i386-protos.h: Update.
15896 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
15897 (copysignsf3, copysigndf3): New.
15899 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
15900 (copysignsf3, ncopysignsf3): New.
15901 (copysigndf3, ncopysigndf3): New.
15902 (copysignxf3, ncopysignxf3): New.
15903 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
15905 2005-01-27 Arend Bayer <arend.bayer@web.de>
15906 Kazu Hirata <kazu@cs.umass.edu>
15908 * cse.c: (find_best_addr): Don't call copy_rtx before calling
15909 fold_rtx. Save cost recomputation if fold_rtx did nothing.
15910 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
15913 2005-01-27 Jeff Law <law@redhat.com>
15915 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
15916 definitions of SSA_NAMEs which are not being rewritten.
15917 (rewrite_ssa_into_ssa): Only initialize the current definition
15918 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15919 If checking is enabled, assert that SSA_NAME_AUX is clear for all
15920 SSA_NAMEs before returning.
15922 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
15924 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
15925 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
15926 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
15927 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
15928 config/mips/iris6.h, config/sh/sh.c: Update copyright.
15930 2005-01-27 Steven Bosscher <stevenb@suse.de>
15932 PR middle-end/17278
15933 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
15934 higher to -O2 and higher. Likewise for tree PRE.
15935 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
15938 2005-01-27 Ian Lance Taylor <ian@airs.com>
15940 PR middle-end/19583
15941 * gimple-low.c (try_catch_may_fallthru): New static function.
15942 (block_may_fallthru): Handle TRY_CATCH_EXPR.
15943 * tree-inline.c (expand_call_inline): Don't warn about reaching
15944 the end of a non-void function being inlined if the function uses
15947 2005-01-27 Jakub Jelinek <jakub@redhat.com>
15949 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
15952 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
15953 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
15954 (implicitly_declare): Handle error_mark_node.
15956 2005-01-27 Richard Henderson <rth@redhat.com>
15959 * tree.h (struct tree_decl): Add debug_expr_is_from.
15960 (DECL_DEBUG_EXPR_IS_FROM): New.
15961 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
15962 * dwarf2out.c (dwarf2out_var_location): Update to match.
15963 * tree-outof-ssa.c (create_temp): Likewise.
15964 * var-tracking.c (track_expr_p): Likewise.
15965 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
15966 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
15967 * toplev.c (default_tree_printer): Likewise.
15969 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
15971 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
15972 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
15974 2005-01-27 Steven Bosscher <stevenb@suse.de>
15976 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
15977 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
15978 ASM_CLOBBERS): Add tree checks.
15980 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
15981 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
15982 * c-common.def (SWITCH_STMT): Update to match.
15983 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
15984 macros instead of SWITCH_EXPR ones.
15985 * c-dump.c (c_dump_tree): Likewise.
15986 * c-gimplify.c (gimplify_switch_stmt): Likewise.
15987 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
15989 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
15991 2005-01-27 Alan Modra <amodra@bigpond.net.au>
15993 * unwind-dw2.c (execute_stack_op): Add missing cases for
15994 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
15996 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
15998 * config.gcc (Obsolete configurations): Remove 'dummy', add
15999 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16002 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16004 PR tree-optimization/19633
16005 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16007 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16008 are no call-clobbered variables.
16009 * tree-outof-ssa.c (check_replaceable): Return false for calls
16012 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16014 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16015 even for variables with NULL DECL_INITIAL.
16017 2005-01-26 Stuart Hastings <stuart@apple.com>
16019 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16021 2005-01-26 Richard Henderson <rth@redhat.com>
16023 PR middle-end/18008
16024 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16026 * expr.c (store_field): Strip conversions to odd-bit-sized types
16027 if the destination field width matches.
16029 2005-01-26 Richard Henderson <rth@redhat.com>
16031 * c-decl.c, expmed.c, expr.c: Revert last change.
16033 2005-01-26 Richard Henderson <rth@redhat.com>
16035 PR middle-end/18008
16036 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16038 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16039 if we don't need the bits above those present in the current mode.
16040 * expr.c (store_field): Strip conversions to odd-bit-sized types
16041 if the destination field width matches.
16043 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16045 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16046 either -ffast-math or -funsafe-math-optimizations is in use.
16048 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16052 * config/avr/avr.c (notice_update_cc): Only set condition code for
16053 ashrqi3 if shift count > 0.
16054 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16055 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16056 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16057 count <= 0 as a no-op, and shift count >= width by copying zero
16058 or sign bit to all bits of the result.
16059 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16060 count, with attribute "length" set to 0 and "cc" set to "none".
16062 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16064 * doc/invoke.texi: Document -mTLS.
16066 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16067 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16068 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16069 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16070 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16071 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16072 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16073 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16075 * configure.ac: Check for a TLS capable gas.
16077 * configure: Regenerate.
16079 2005-01-26 Richard Henderson <rth@redhat.com>
16081 PR middle-end/18008
16082 * combine.c (make_field_assignment): Simplify store to zero_extract
16083 from a source with an overlapping mask.
16085 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16087 2004-11-11 Eric Christopher <echristo@redhat.com>
16089 * config/frv/frv.md: Add fr400_integer automaton. Don't
16090 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16093 2005-01-26 Steven Bosscher <stevenb@suse.de>
16095 PR middle-end/16585
16096 * cfgbuild.c (make_edges): Do not clear or set
16097 current_function_has_computed_jump.
16098 * function.h (struct function): Remove the has_computed_jump field.
16099 (current_function_has_computed_jump): Do not define.
16100 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16101 in a computed jump. Ignore current_function_has_computed_jump.
16103 2005-01-26 Richard Henderson <rth@redhat.com>
16105 PR middle-end/19515
16106 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16107 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16109 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16110 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16111 objects into static storage if they have more than one non-zero value.
16112 * tree.h (categorize_ctor_elements): Update decl.
16114 2005-01-26 Steven Bosscher <stevenb@suse.de>
16116 PR middle-end/19616
16117 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16118 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16119 to this function from 2004-07-10.
16120 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16121 the current function for tail call optimizations if the address
16122 of one of it its arguments is taken.
16124 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16126 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16128 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16130 * function.c (expand_function_end): If current_function_calls_alloca,
16131 emit stack restore in a place that is reached when the function falls
16132 through at the end.
16134 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16136 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16137 rule to avoid matching inappropriate suffix rule.
16139 2005-01-26 Jan Hubicka <jh@suse.cz>
16141 PR tree-optimization/19241
16142 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16144 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16146 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16147 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16149 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16150 <sim*>: Always use crt1.o, regardless of N in simN.
16151 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16152 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16153 (CRT_CALL_STATIC_FUNCTION): Remove.
16154 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16155 use crt1.o, regardless of N in simN.
16156 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16157 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16158 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16159 case isystem setting.
16160 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16162 2005-01-25 Ian Lance Taylor <ian@airs.com>
16164 * gimple-low.c (block_may_fallthru): Correct handling of
16165 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16167 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16169 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16170 handlers to match indentation; nested under the mtune=* handler.
16171 Similar for mcpu= and march=.
16173 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16175 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16176 * config/mips/linux64.h (LIB_SPEC): Likewise.
16177 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16178 * config/sh/linux.h (LIB_SPEC): Likewise.
16180 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16182 * config/frv/frv.c (frv_legitimize_tls_address): New.
16183 (TARGET_HAVE_TLS): Define.
16184 (FRV_SYMBOL_REF_TLS_P): Define.
16185 (frv_override_options): Handle new register classes.
16186 (frv_legitimate_address_p): Reject tls addresses.
16187 (frv_legitimize_address): Handle TLS addresses.
16188 (gen_inlined_tls_plt): New.
16189 (gen_tlsmoff): New.
16190 (frv_legitimize_tls_address): New.
16191 (unspec_got_name): Add TLS entries.
16192 (got12_operand): Add R_FRV_TLSMOFF12 case.
16193 (frv_emit_move): Fixup TLS addresses.
16194 (frv_emit_movsi): Legitimize TLS addresses.
16196 * config/frv/frv.h (MASK_BIG_TLS): New.
16197 (TARGET_BIG_TLS): New.
16198 (HAVE_AS_TLS): Define.
16199 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16200 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16201 (REG_CLASS_NAMES): Same.
16202 (REG_CLASS_CONTENTS): Same.
16203 (CONSTRAINT_LEN): New.
16204 (REG_CLASS_FROM_CONSTRAINT): New.
16205 (PREDICATE_CODES): Add symbolic_operand.
16207 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16208 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16209 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16210 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16211 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16212 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16213 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16214 GR9_REG, GR14_REG, LRREG.
16215 (type): Add load_or_call attribute.
16216 ("load_or_call"): New reservation.
16217 ("call_gettlsoff"): New.
16218 ("tls_indirect_call"): New.
16219 ("tls_load_gottlsoff12"): New.
16220 ("tlsoff_hilo"): New.
16221 ("tls_tlsdesc_ldd"): New.
16222 ("tls_tlsoff_ld"): New.
16225 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16227 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16229 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16230 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16231 * config/frv/frv.c (TLS_BIAS): Define.
16232 (frv_output_dwarf_dtprel): New.
16234 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16236 PR rtl-optimization/19579
16237 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16238 both A and B, see if they don't clobber registers the other expr uses.
16240 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16242 * real.c (do_add): Initialize signalling and canonical members.
16244 * real.c (real_from_integer): Zero out destination.
16246 2005-01-18 Jan Hubicka <jh@suse.cz>
16248 PR tree-optimize/19337
16249 * tree-inline.c (initialize_inlined_parameters): Copy
16250 saved_static_chain_decl only.
16252 2005-01-25 Richard Henderson <rth@redhat.com>
16256 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16257 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16258 80387 enabled, to return a proper subclass. Return the subset that
16259 overlaps with GENERAL_REGS for PLUS.
16260 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16262 2005-01-25 Richard Henderson <rth@redhat.com>
16264 PR middle-end/19609
16265 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16267 2005-01-25 Roger Sayle <roger@eyesopen.com>
16269 * expmed.c (choose_multiplier): Change interface to return the
16270 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16271 (expand_divmod): Update calls to choose_multiplier.
16273 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16275 PR middle-end/19330
16276 * expmed.c (extract_bit_field): Use adjust_address instead of
16277 gen_lowpart when op0 is a MEM.
16279 2005-01-24 Steven Bosscher <stevenb@suse.de>
16281 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16283 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16285 * config/mips/irix-csr.c: New file.
16286 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16287 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16288 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16291 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16294 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16295 sparc/elf.h, add sparc/sp-elf.h.
16296 (sparc-*-rtems*): Likewise.
16297 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16298 tm-dwarf2.h, add sparc/sp-elf.h.
16299 (sparc86x-*-elf): Likewise.
16300 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16301 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16302 TARGET_OS_CPP_BUILTINS.
16303 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16304 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16306 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16307 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16308 (SWITCH_TAKES_ARG): Likewise.
16309 (LOCAL_LABEL_PREFIX): Likewise.
16310 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16311 (TARGET_N_FORMAT_TYPES): Delete.
16312 (TARGET_FORMAT_TYPES): Likewise.
16313 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16314 * config/sparc/elf.h: Delete.
16315 * config/sparc/sp-elf.h: New file.
16317 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16319 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16320 * tree-flow.h: Remove the corresponding prototype.
16321 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16322 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16324 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16327 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16328 for AIX ABI or ELF -fPIC.
16329 (rs6000_emit_load_toc_table): Don't create toc_section here.
16330 (rs6000_xcoff_file_start): Nor here.
16332 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16334 * sh.c (ra.h): Don't #include.
16335 (hard_regs_intersect_p): New function, resurrected from ra.c.
16337 * sh.c: Fix 1996 Copyright.
16339 2005-01-24 Richard Henderson <rth@redhat.com>
16340 Aldy Hernandez <aldyh@redhat.com>
16342 * regrename.c (note_sets): Handle subregs.
16344 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16347 * genconditions.c (write_header, write_conditions): Elide file if
16350 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16352 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16353 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16356 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16358 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16359 expand_builtin_printf, expand_builtin_fprintf,
16360 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16361 checking against POINTER_TYPE.
16362 (validate_arglist): Handle POINTER_TYPE code by checking
16365 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16367 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16368 init_rtlanal): New.
16369 (for_each_rtx): Call for_each_rtx_1.
16370 * rtl.h (init_rtlanal): Declare.
16371 * toplev.c (backend_init): Call init_rtlanal.
16373 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16375 * flow.c (propagate_one_insn): Formatting.
16377 PR middle-end/19551
16378 * flow.c (libcall_dead_p): Be more conservative if unsure.
16379 If there are any instructions between insn and call, see if they are
16380 all dead before saying the libcall is dead.
16382 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16384 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16385 operand constraint for operand 0.
16387 2005-01-23 Richard Henderson <rth@redhat.com>
16390 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
16391 edges leading to join block.
16393 2005-01-23 Roger Sayle <roger@eyesopen.com>
16395 * expmed.c (expand_mult_highpart): Make static. Change type of
16396 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
16397 (expand_divmod): Updates calls to expand_mult_highpart by using
16398 gen_int_mode to pass a CONST_INT rtx.
16399 * rtl.h (expand_mult_highpart): Remove prototype.
16401 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16403 * flow.c (regset_bytes, regset_size): Remove.
16405 * cfganal.c: Fix a reference to Harvey's paper.
16407 2005-01-23 Steven Bosscher <stevenb@suse.de>
16409 PR rtl-optimization/19464
16410 * tree-optimize.c (init_tree_optimization_passes): Add one more
16411 copyrename pass just before out-of-ssa.
16413 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
16416 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
16417 * ggc-none.c (ggc_free): Define.
16419 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16421 * cse.c (max_reg, max_insn_uid): Remove.
16422 (cse_main): Don't access max_reg or max_insn_uid.
16424 * c-common.c (explicit_flag_signed_bitfields,
16425 lang_statement_code_p, lang_expand_function_end): Remove.
16426 * c-common.h: Remove the corresponding declarations.
16427 * c-opts.c (c_common_handle_option): Remove all write access
16428 to explicit_flag_signed_bitfields.
16430 * cgraph.c (cgraph_varpool_n_nodes): Remove.
16431 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
16432 * cgraph.h: Remove the corresponding declaration.
16434 * gcse.c (null_pointer_info): Remove.
16436 2005-01-23 Roger Sayle <roger@eyesopen.com>
16437 Eric Botcazou <ebotcazou@libertysurf.fr>
16439 * combine.c (simplify_logical): Only simplify logical expressions
16440 of the form ior(and(x,y),z) by the inverse distributive law if the
16441 result is cheaper than the original.
16443 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16445 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16446 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
16447 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
16448 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
16449 config/freebsd-spec.h, config/arm/arm.h,
16450 config/h8300/h8300.md, config/i386/i386.md,
16451 config/i386/predicates.md, config/i386/sse.md,
16452 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
16453 config/vax/vax.md: Fix comment typos. Follow spelling
16456 2005-01-23 Steven Bosscher <stevenb@suse.de>
16458 * gengtype.c (walk_type): Produce `not equal to' compares for loop
16459 tests, instead of `less than'.
16461 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
16463 * function.c (assign_parm_setup_block): When creating a new stack slot
16464 for a parameter, get its alignment from the parameter's DECL_ALIGN
16465 rather than the type's TYPE_ALIGN. Make sure that the parameter
16466 is at least word aligned.
16468 2005-01-22 Roger Sayle <roger@eyesopen.com>
16470 PR middle-end/19378
16471 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
16473 2005-01-22 Richard Henderson <rth@redhat.com>
16476 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
16477 in both compare operands.
16478 (movdfcc_1_sse_max): Likewise.
16479 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
16480 (movdfcc_1_sse): Likewise.
16481 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
16482 scratch register as needed.
16484 2005-01-22 Richard Henderson <rth@redhat.com>
16486 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
16488 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
16490 2005-01-22 Richard Henderson <rth@redhat.com>
16492 * genopinit.c (optabs): Use smin/smax for floating point too.
16493 * doc/md.texi: Update to match. Clarify that floating point
16494 results are undefined for +0/-0 and NaN.
16495 * doc/rtl.texi: Likewise.
16496 * rtl.def (SMIN, SMAX): Likewise
16497 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
16499 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
16500 leading 's' to the name.
16501 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
16502 smaxxf3, sminxf3): Likewise.
16503 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
16506 2005-01-22 Paul Brook <paul@codesourcery.com>
16508 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
16510 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
16512 * config/s390/s390.c (struct processor_costs): New fields
16513 dlgr, dlr, dr, dsgfr, dsgr.
16514 (z900_cost, z990_cost): Values for new fields.
16515 (s390_rtx_costs): New cases MEM und COMPARE in switch
16516 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
16517 DIV, MOD, UDIV, UMOD.
16519 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16521 * config/s390/s390.md ("doloop_si64"): Reload input value directly
16522 into the register being decremented.
16523 ("doloop_si31", "doloop_di"): Likewise.
16524 ("*doloop_si_long"): Adapt pattern.
16526 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16528 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
16530 (CLASS_MAX_NREGS): Likewise.
16532 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
16534 * doc/tree-ssa.texi (Statement Operands): Add example for new
16535 must-def macro. Note deprecation of old operands interface.
16537 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16539 PR tree-optimization/19484
16540 * tree-cfg.c (remove_fallthru_edge): New function.
16541 (cleanup_control_flow): Remove fallthru edges from calls that are
16542 now known not to return.
16544 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16546 Fix PR tree-optimization/19038
16547 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16548 copies with loop variant ones.
16550 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16552 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16553 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16554 config/alpha/alpha.md, config/alpha/predicates.md,
16555 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16556 config/sparc/sol2.h: Update copyright.
16558 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16559 first label to see if it is a nonlocal label.
16561 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16562 Andrew Pinski <pinskia@physics.uc.edu>
16565 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16566 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16568 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16570 * config/rs6000/rtems.h: Update copyright.
16572 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16575 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16576 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16577 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16579 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16582 * c-typeck.c (convert_arguments): Check for error_mark_node.
16584 2005-01-21 Ian Lance Taylor <ian@airs.com>
16586 PR tree-optimization/13000
16587 * tree-inline.c: Include "tree-flow.h".
16588 (expand_call_inline): If warn_return_type, warn if non-void inline
16589 function falls through.
16590 * tree-cfg.c (execute_warn_function_return): Don't warn about
16591 control reaching end if TREE_NO_WARNING is set. Set
16593 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16595 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16596 branch if we don't need one.
16597 * c-typeck.c: Include "tree-flow.h"
16598 (c_finish_bc_stmt): Don't add a goto if the current statement
16599 list doesn't fall through to the current point.
16601 2005-01-21 Roger Sayle <roger@eyesopen.com>
16603 PR rtl-optimization/576
16604 * real.c (real_arithmetic): Change return type from void to bool
16605 to return an indication that the result may be inexact.
16606 * real.h (real_arithmeric): Update prototype.
16607 * fold-const.c (const_binop): Don't constant fold floating
16608 point expressions when the user specifies -frounding-math and
16609 the result may depend upon the run-time rounding mode.
16610 (fold_convert_const_real_from_real): Clean-up.
16611 (fold_initializer): Ignore flag_rounding_math for initializers.
16612 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16613 constant fold FP operations with flag_rounding_math if the
16614 result may depend upon the run-time rounding mode.
16616 2005-01-21 Tom Tromey <tromey@redhat.com>
16618 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16620 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16622 * tree-cfg.c: Fix comment typos.
16624 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16626 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16627 around the call to rest_of_handle_branch_target_load_optimize.
16629 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16631 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16632 (sparc64-*-openbsd*): Likewise.
16633 (sparclite-*-elf*): Include tm-dwarf2.h.
16634 (sparc86x-*-elf*): Likewise.
16635 (sparc64-*-elf*): Likewise.
16636 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16637 (DBX_DEBUGGING_INFO): Likewise.
16638 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16639 (PREFERRED_DEBUGGING_TYPE): Likewise.
16640 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16641 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16642 (PREFERRED_DEBUGGING_TYPE): Likewise.
16643 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16644 (PREFERRED_DEBUGGING_TYPE): Likewise.
16645 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16647 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16650 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16652 2005-01-20 Paul Brook <paul@codesourcery.com>
16654 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16656 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16658 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16659 label is first in a sequence of labels.
16661 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16663 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16664 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16666 * doc/sourcebuild.texi (Test Directives): New.
16668 2005-01-20 Roger Sayle <roger@eyesopen.com>
16670 * real.c (real_floor): Don't leave the result uninitialized when
16671 mode is VOIDMode, but return the unrounded intermediate value.
16672 (real_ceil): Likewise.
16674 2005-01-20 Paul Brook <paul@codesourcery.com>
16676 * config/arm/arm.md (insv): Use gen_int_mode.
16678 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16680 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16681 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16682 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16683 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16684 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16686 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16689 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16690 fbreg, so we have to assume we can't.
16691 (loc_descriptor_from_tree_1): Ditto.
16692 (containing_function_has_frame_base): New function.
16693 (add_location_or_const_value_attribute): Use it.
16694 Also try to generate a frame_base from a single element location
16697 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16699 PR tree-optimization/15349
16700 * timevar.def (TV_TREE_MERGE_PHI): New.
16701 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16703 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16704 calls to tree_forwarder_block_p.
16705 (remove_forwarder_block_with_phi, merge_phi_nodes,
16706 gate_merge_phi, pass_merge_phi): New.
16707 * tree-optimize.c (init_tree_optimization_passes): Add
16709 * tree-pass.h: Add an extern for pass_merge_phi;
16711 2005-01-20 Richard Henderson <rth@redhat.com>
16714 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16715 (_mm_castps_pd, _mm_castps_si128): New.
16716 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16718 2005-01-20 Richard Henderson <rth@redhat.com>
16721 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16722 __builtin_ia32_vec_init_v2si.
16723 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16724 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16725 (ix86_init_mmx_sse_builtins): Create it.
16726 (ix86_expand_builtin): Expand it.
16727 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16728 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16729 (vec_extractv2si_0, vec_extractv2si_1): New.
16731 2005-01-20 Richard Henderson <rth@redhat.com>
16734 * config/i386/i386.c (ix86_expand_push): New.
16735 * config/i386/mmx.md (push<MMXMODE>1): New.
16736 * config/i386/sse.md (push<SSEMODE>1): New.
16737 * config/i386/i386-protos.h: Update.
16739 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16741 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16744 2005-01-20 Richard Henderson <rth@redhat.com>
16746 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16747 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16749 2005-01-19 Richard Henderson <rth@redhat.com>
16752 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16753 to V4SFmode in SSE1 fallback load path.
16755 2005-01-19 Richard Henderson <rth@redhat.com>
16757 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16758 in QImode expansion to ix86_expand_vector_set.
16759 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16761 2005-01-19 Richard Henderson <rth@redhat.com>
16764 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16765 subclass of the input class.
16766 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16767 Always true for cross-SSE1 classes. Rationalize conditionals.
16768 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16769 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16770 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16771 (movdi_2): Add MMX/SSE zeros.
16772 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16773 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16774 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16775 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16776 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16777 (zero_extendsidi2_rex64_1): Remove.
16778 (MOV0 peephole): Check GENERAL_REG_P.
16780 2005-01-19 Richard Henderson <rth@redhat.com>
16783 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16785 (ix86_expand_vector_extract): Likewise.
16787 2005-01-19 Richard Henderson <rth@redhat.com>
16789 PR middle-end/19304
16790 * expr.c (emit_move_change_mode): New argument force; use
16791 simplify_gen_subreg if true.
16792 (emit_move_via_alt_mode): Merge into ...
16793 (emit_move_via_integer): ... here.
16794 (emit_move_ccmode): Use emit_move_change_mode directly.
16796 2005-01-19 Richard Henderson <rth@redhat.com>
16799 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16800 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16801 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16803 (alpha_emit_set_const): Likewise. Make static.
16804 (alpha_emit_set_long_const): Make static.
16805 (alpha_extract_integer): Split out from alpha_expand_mov.
16806 (alpha_split_const_mov): Likewise.
16807 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16808 (alpha_legitimate_constant_p): New.
16809 * config/alpha/alpha-protos.h: Update.
16810 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16811 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16812 * config/alpha/alpha.md (movsi): Add n alternative.
16813 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16814 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16815 (splitters for all of the above): Use alpha_split_const_mov.
16816 * config/alpha/predicates.md (non_add_const_operand): New.
16817 (non_zero_const_operand): New.
16818 (input_operand): Use alpha_legitimate_constant_p after reload.
16820 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16822 PR tree-optimization/19038
16823 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16824 (add_candidate): Add ivs with increment in latch only if
16825 allow_ip_end_pos_p is true.
16826 (determine_iv_cost): Use empty_block_p.
16828 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16830 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16831 (compute_dominance_frontiers): Ditto.
16833 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16836 * config/sh/t-rtems: New.
16837 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16839 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16841 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16842 the offset of the selected field.
16844 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
16846 * tree-cfg.c (remove_forwarder_block): Fix the check to
16847 prevent a nonlocal label from appearing in the middle of a
16850 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
16852 PR rtl-optimization/19462
16853 * reorg.c (find_end_label): Create return insn only if
16854 current_function_epilogue_delay_list is empty.
16856 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
16858 * doc/passes.texi: Remove paragraph mentioning new-ra.
16860 2005-01-19 Jakub Jelinek <jakub@redhat.com>
16862 PR rtl-optimization/15139
16863 * combine.c: Include params.h.
16864 (count_rtxs): New function.
16865 (record_value_for_reg): If replace_rtx would replace at least
16866 2 occurrences of REG in VALUE and TEM is really large, replace REG with
16867 (clobber (const_int 0)) instead of TEM.
16868 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
16869 * params.h (MAX_LAST_VALUE_RTL): New.
16870 * Makefile.in (combine.o): Depend on $(PARAMS_H).
16871 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
16874 * c-typeck.c (digest_init): Only call build_vector if all constructor
16875 elements are *_CST nodes.
16876 * gimplify.c (gimplify_init_constructor): Likewise.
16878 PR middle-end/19164
16879 * c-typeck.c (digest_init): Only call build_vector if inside_init
16882 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
16884 * toplev.c (init_asm_output): Remove dead #ifdef.
16886 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
16888 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
16890 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16892 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
16893 accessing DECL_FUNCTION_CODE.
16894 * dojump.c (do_jump): Likewise.
16895 * gimplify.c (gimplify_call_expr): Likewise.
16896 * predict.c (expr_expected_value): Likewise.
16897 (strip_builtin_expect): Likewise.
16898 * tree-inline.c (estimate_num_insns_1): Likewise.
16899 * tree-ssa-loop-im.c (stmt_cost): Likewise
16900 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
16901 (tree_expr_nonnegative_p): Likewise.
16903 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16905 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
16906 variant of the load_pcrel_sym pattern.
16907 * config/sparc/sparc.md (P macro): Move to the top.
16908 (load_pcrel_sym): Macroize using P.
16909 (save_register_window): Likewise.
16911 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
16913 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
16914 ("sordered"): Same.
16916 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
16919 * c-typeck.c (build_asm_expr): Strip nops off
16920 input memory operands.
16922 2005-01-18 David Edelsohn <edelsohn@gnu.org>
16924 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
16925 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
16926 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
16927 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
16929 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
16932 * config/i386/i386.c (override_options): If the 80387 is disabled,
16933 then do not return FP values using FP registers.
16935 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
16937 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
16938 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
16939 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
16940 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
16941 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
16942 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
16943 output.h, postreload-gcse.c, postreload.c, recog.c,
16944 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
16945 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
16946 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
16947 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
16948 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
16949 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
16950 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
16951 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
16953 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
16954 config/alpha/alpha.c, config/arm/vfp.md,
16955 config/i386/emmintrin.h, config/i386/i386-modes.def,
16956 config/i386/i386-protos.h, config/i386/i386.h,
16957 config/i386/pmmintrin.h, config/i386/ppro.md,
16958 config/i386/predicates.md, config/i386/xmmintrin.h,
16959 config/i860/i860.c, config/ia64/ia64-modes.def,
16960 config/ia64/ia64-protos.h, config/ia64/ia64.h,
16961 config/ia64/ia64.md, config/ia64/itanium1.md,
16962 config/ia64/itanium2.md, config/ia64/predicates.md,
16963 config/iq2000/iq2000.h, config/mips/linux64.h,
16964 config/rs6000/aix41.h, config/rs6000/aix43.h,
16965 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
16966 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
16967 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
16968 config/sparc/linux64.h, config/sparc/litecoff.h,
16969 config/sparc/sp64-elf.h, config/sparc/sparc.c,
16970 config/sparc/sparc.h, config/sparc/sparc.md,
16971 config/sparc/sysv4-only.h: Update copyright.
16973 2005-01-18 Richard Henderson <rth@redhat.com>
16976 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
16978 2005-01-18 Marc Espie <espie@openbsd.org>
16979 * config/i386/openbsdelf.h: Typo.
16981 2005-01-18 Richard Henderson <rth@redhat.com>
16983 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
16984 special case for sse.
16985 * config/i386/predicates.md (sse_comparison_operator): Likewise.
16987 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
16989 * tree-inline.c (estimate_num_insns_1): Added cases for
16990 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
16992 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16994 PR rtl-optimization/19296
16995 * combine.c (simplify_comparison): Rewrite the condition under
16996 which a non-paradoxical SUBREG of a PLUS can be lifted when
16997 compared against a constant.
16999 2005-01-18 Andi Kleen <ak@muc.de>
17001 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17002 * c.opt (-Wpointer-sign): Add.
17003 * doc/invoke.texi: (-Wpointer-sign): Add.
17005 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17007 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17008 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17009 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17010 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17011 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17012 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17013 for TARGET_MIX_SSE_I387.
17014 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17015 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17016 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17017 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17018 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17019 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17020 TARGET_MIX_SSE_I387.
17021 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17024 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17027 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17028 Add movaps alternative for xmm reg->reg move.
17030 2005-01-17 Jeff Law <law@redhat.com>
17032 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17033 at the end of the main DOM loop rather than just before DOM exits.
17035 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17037 PR tree-optimization/19121
17038 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17039 adding aliases to a name tag, also add them to the pointer's
17041 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17042 sensitive alias info at all. Only check that the two pointers
17043 have compatible pointed-to sets.
17044 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17045 a pointer's type tag is a superset of the alias set of the
17046 pointer's name tag.
17048 2005-01-17 James E Wilson <wilson@specifixinc.com>
17051 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17052 comment to document why.
17054 2005-01-17 Richard Henderson <rth@redhat.com>
17056 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17057 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17058 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17059 sse2_vmsminv2df3_finite): New.
17060 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17061 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17062 Force op1 into register.
17064 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17066 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17067 bubblestrap from always rebuilding build directory.
17069 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17071 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17072 ("*cmpmem_short"): Likewise.
17074 2005-01-17 Steven Bosscher <stevenb@suse.de>
17076 * basic-block.h: Document BB_* flags.
17077 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17078 use an sbitmap instead.
17079 * sched-rgn.c (compute_trg_info): Likewise.
17081 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17083 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17084 redundant target_cpu_default and extra_parts lines. Use the default
17086 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17087 (SUBTARGET_EXTRA_SPECS): Delete.
17088 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17089 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17090 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17091 and "n32" for -mabi=n32.
17093 2005-01-17 Ian Lance Taylor <ian@airs.com>
17096 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17097 fold constant variables into initial values.
17099 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17101 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17103 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17104 through the statements backward.
17106 2005-01-17 Ian Lance Taylor <ian@airs.com>
17108 PR middle-end/13127:
17109 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17110 a variable set to the return value of the inlined function.
17112 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17114 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17115 when modes are tieable.
17117 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17119 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17120 of pthread_create to find out if threads are enabled.
17121 * gthr-posix95.h (__gthread_active_p): Likewise.
17123 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17125 * common.opt (-fnew-ra): Remove.
17127 * toplev.h (flag_new_regalloc): Remove.
17128 * Makefile.in (ra*.*): Don't mention.
17129 * passes.c (rest_of_handle_new_regalloc): Remove.
17130 (rest_of_handle_combine, rest_of_compilation): Always consider
17131 flag_new_regalloc as false.
17132 * doc/invoke.texi: Don't document -fnew-ra.
17134 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17136 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17137 last parameter to reg_scan.
17138 * loop.c (loop_optimize): Likewise.
17139 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17140 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17141 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17142 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17143 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17144 * regclass.c (reg_scan): Likewise, for the declaration.
17145 * rtl.h (reg_scan): Likewise, for the prototype.
17147 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17149 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17150 mark_dfs_back_edges.
17152 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17154 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17155 (compute_avail): Uses don't go in tmp_gen.
17157 2005-01-16 Steven Bosscher <stevenb@suse.de>
17159 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17160 loop to look for a free slot in a page entry.
17162 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17165 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17166 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17167 just before targetm.asm_out.file_end.
17168 * tree.h (process_pending_assemble_output_defs): Declare.
17169 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17171 (assemble_alias): Defer generation of assembly code for defines when
17172 TARGET_DEFERRED_OUTPUT_DEFS is true.
17173 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17174 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17175 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17177 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17180 * pa.c (pa_scalar_mode_supported_p): New function.
17181 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17182 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17184 * pa-protos.h (prefetch_operand): Delete.
17185 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17186 * pa.c (prefetch_operand): Delete.
17187 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17188 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17189 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17190 and prefetch_nocc_operand.
17191 * pa.md (prefetch): Rework to avoid reload problems handling short
17192 displacements when a cache control completer needs to be provided.
17193 (prefetch_32, prefetch_64): Delete.
17194 (prefetch_cc, prefetch_nocc): New patterns.
17196 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17198 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17200 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17203 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17204 exceeds maximum alignment for global common data.
17205 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17206 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17208 2004-01-15 Roger Sayle <roger@eyesopen.com>
17210 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17212 2004-01-15 Roger Sayle <roger@eyesopen.com>
17214 * harg-reg-set.h (reg_class_names): Prototype global array.
17215 * regclass.c (reg_class_names): Declare here and initialize to
17217 (dump_regclass): Remove local declaration of reg_class_names.
17218 (regclass): Likewise.
17219 * cfg.c (dump_flow_info): Likewise.
17220 * ra-debug.c (reg_class_names): Likewise.
17221 * regrename.c (reg_class_names): Likewise.
17222 * reload.c (reg_class_names): Likewise.
17223 * reload1.c (spill_failure): Likewise.
17224 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17226 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17228 * config/s390/s390.md ("reload_outti"): Remove predicate for
17229 output operand. Abort if operand is not a MEM.
17230 ("reload_outdi", "reload_outdf"): Likewise.
17232 2005-01-15 Marc Espie <espie@openbsd.org>
17234 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17235 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17236 * config/openbsd.h: Fix C++ includes for native configurations.
17237 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17238 Add trampoline support.
17239 * config/i386/openbsdelf.h: New.
17241 2005-01-15 Marc Espie <espie@openbsd.org>
17243 * collect2.c (main): Explicitly parse -dynamic-linker option.
17245 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17247 PR tree-optimization/19060
17248 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17249 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17250 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17251 and handle extract_range_from_cond returning false.
17252 * fold-const.c (fold): Optimize comparisons with min/max even for
17253 width > HOST_BITS_PER_WIDE_INT.
17255 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17257 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17258 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17259 Remove little endian multilib variants.
17260 Add mips32 multilib variant.
17262 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17264 * explow.c (copy_all_reg, stabilize): Remove.
17265 * expr.h: Remove the corresponding prototypes.
17267 * rtlanal.c (regs_set_between_p): Remove.
17268 * rtl.h: Remove the corresponding prototype.
17270 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17272 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17273 to rs6000_nonimmediate_operand.
17274 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17275 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17276 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17277 rs6000_nonimmediate_operand.
17278 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17279 rs6000_nonimmediate_operand.
17281 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17283 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17285 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17287 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17289 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17290 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17292 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17293 (rs6k_nonimmediate_operand): New.
17294 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17296 (legitimate_lo_sum_address_p): Same.
17297 (rs6000_legitimize_address): Same.
17298 (rs6000_legitimize_reload_address): Same.
17299 (rs6000_legitimate_address): Same.
17300 (spe_build_register_parallel): Pass DF and DC modes in a DI
17303 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17304 to rs6k_nonimmediate_operand.
17306 * config/rs6000/spe.md ("*frob_df_di"): New.
17307 ("*frob_di_df"): New.
17308 ("*frob_di_df_2"): New.
17309 ("*mov_sidf_e500_subreg0"): New.
17310 ("*mov_sidf_e500_subreg4"): New.
17311 ("*movdf_e500_double"): Change predicate to
17312 rs6k_nonimmediate_operand.
17314 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17316 * postreload.c (move2add_note_store): Only call
17317 trunc_int_for_mode on scalar integers.
17319 2005-01-14 Steven Bosscher <stevenb@suse.de>
17321 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17322 replace BB_VISITED uses.
17323 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17324 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17325 (tree_dce_done): Free visited_control_parents.
17326 (perform_tree_ssa_dce): Allocate and clear it.
17327 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17328 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17329 instead of BB_VISITED.
17331 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17333 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17334 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17335 Remove unused prototypes.
17337 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17339 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17340 64-bit register usage.
17341 (spe_func_has_64bit_regs_p): Add FIXME note.
17343 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17345 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17346 flag_finite_math_only with flag_unsafe_math_optimizations.
17348 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17350 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17351 end-of-stack check.
17352 (__tpf_eh_return): Copy TPF private stack area from the module
17353 boundary stack frame. Add check for when module addresses are
17354 equal, but no stub address is found.
17356 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17359 * arm.h (struct machine_function): Add call_via field.
17360 (thumb_call_via_label): Declare.
17361 * arm.c (thumb_call_via_label): New variable.
17362 (thumb_call_reg_needed): New variable.
17363 (arm_output_function_epilogue): For Thumb code, output any per-function
17364 call-indirect trampolines.
17365 (thumb_call_via_reg): New function.
17366 (arm_file_end): New function.
17367 (TARGET_ASM_FILE_END): Call arm_file_end.
17368 (aof_file_end): Likewise.
17369 * arm-protos.h (thumb_call_via_reg): Declare.
17370 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17371 thumb_call_via_reg in normal case.
17373 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17375 PR middle-end/19084
17376 PR rtl-optimization/19348
17377 * recog.c (peephole2_optimize): Do global life update if some peephole
17378 decides it doesn't need at least one of its inputs and that change
17379 influences liveness at the start of the basic block.
17381 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17382 arguments instead of 1.
17384 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17386 PR middle-end/18820
17387 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17388 zero for nested functions needing a static chain or functions
17389 with a non-constant address.
17391 2005-01-13 Roger Sayle <roger@eyesopen.com>
17393 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
17394 (and (sign_extend X) C) into (zero_extend (and X C)).
17396 2005-01-13 David O'Brien <obrien@FreeBSD.org>
17398 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
17400 2005-01-13 Richard Henderson <rth@redhat.com>
17405 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
17406 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
17407 not just TARGET_SSE.
17408 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
17409 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
17410 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
17411 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
17412 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
17413 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
17414 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
17415 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
17416 (movdicc_c_rex64): Rename with '*'.
17417 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
17418 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
17419 (movsfcc_1_387): Rename from movsfcc_1.
17420 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
17421 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
17422 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
17423 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
17424 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
17425 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
17426 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
17427 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
17428 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
17429 sse_movdfcc_const0_4): Remove.
17430 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
17431 recognize min/max early. Update for changed sse cmove patterns.
17432 (ix86_split_sse_movcc): New.
17433 * config/i386/i386-protos.h: Update.
17435 2005-01-13 Steven Bosscher <stevenb@suse.de>
17437 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
17438 (fix_stmt_v_may_defs): Likewise.
17440 2005-01-13 Richard Henderson <rth@redhat.com>
17442 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
17443 for converting the mask.
17445 2005-01-13 David Edelsohn <edelsohn@gnu.org>
17447 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
17450 2005-01-13 Richard Henderson <rth@redhat.com>
17452 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
17453 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
17454 IX86_BUILTIN_MOVDQ2Q): Remove.
17455 (IX86_BUILTIN_VEC_EXT_V4SI): New.
17456 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
17457 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
17459 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
17460 (sse2_pextrw): Fix immediate constraint.
17461 (sse2_loadq, sse2_loadq_rex64): Remove.
17462 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
17463 Use __builtin_ia32_vec_ext_<size>.
17464 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
17466 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
17468 * function.c (assign_parm_setup_block): Look inside original
17469 entry_parm when inspecting PARALLEL.
17471 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17472 Joel Sherrill <joel@oarcorp.com>
17475 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
17476 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
17477 rtems_gxx_recursive_mutex_init.
17478 (__gthread_recursive_mutex_lock): New function.
17479 (__gthread_recursive_mutex_trylock): Likewise.
17480 (__gthread_recursive_mutex_unlock): Likewise.
17482 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17484 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
17486 2005-01-13 Jan Beulich <jbeulich@novell.com>
17488 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
17489 (ashrti3_internal): Indicate output is early clobber. Generate result
17490 into output rather than first input. Use move for low word of output
17491 if shift count is exactly 64.
17492 (lshrti3_internal): Likewise.
17494 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
17498 * reload1.c (delete_output_reload): Don't delete an output reload
17499 if the pseudo lives longer than a single basic block. Adjust and
17500 improve wording of comment.
17502 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
17505 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
17506 of TYPE_SIZE where we mean the number of bytes.
17508 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
17510 * function.c (assign_parm_setup_block): Relax condition on
17511 multi-register optimization.
17513 2005-01-12 Nick Clifton <nickc@redhat.com>
17515 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
17516 an "in_delay_slot" attribute of "no" to prevent them being used in
17517 delay slots. This is forbidden because they might generate
17520 2005-01-12 Alan Modra <amodra@bigpond.net.au>
17523 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
17524 with r->Y and Y->r.
17526 2005-01-12 Nick Clifton <nickc@redhat.com>
17528 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
17529 passed on to GAS) but do not define, as GAS no longer supports or
17530 needs the -m2000 option.
17532 2005-01-11 Roger Sayle <roger@eyesopen.com>
17534 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17535 type as args of unprototyped builtins aren't automatically promoted.
17536 (fold_builtin_abs): Likewise.
17538 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17540 * Makefile.in: Set a `build-warn' variable.
17542 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17544 PR tree-optimization/17949
17545 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17546 (find_interesting_uses_address): Use it.
17548 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17550 * regrename.c (kill_value): Handle subreg's that won't simplify.
17552 2005-01-11 Richard Henderson <rth@redhat.com>
17555 * config/i386/i386.h (enum ix86_builtins): Move ...
17556 * config/i386/i386.c: ... here.
17557 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17558 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17559 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17560 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17561 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17562 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17563 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17564 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17565 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17566 IX86_BUILTIN_LOADDDUP): Remove.
17567 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17568 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17569 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17570 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17571 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17572 (ix86_init_builtins): Make static.
17573 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17574 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17575 if all the modes match. Otherwise, fake it.
17576 (get_element_number, ix86_expand_vec_init_builtin,
17577 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17578 (ix86_expand_builtin): Make static. Update for changed builtins.
17579 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17580 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17581 (ix86_expand_vector_init_duplicate): New.
17582 (ix86_expand_vector_init_low_nonzero): New.
17583 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17584 Split out from ix86_expand_vector_init; handle integer modes.
17585 (ix86_expand_vector_init): Use them.
17586 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17587 * config/i386/i386-protos.h: Update.
17588 * config/i386/predicates.md (reg_or_0_operand): New.
17589 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17590 (movv2sf_internal): Likewise. And a splitter to match them all.
17591 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17592 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17593 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17594 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17595 (mmx_pinsrw): Fix operand ordering.
17596 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17597 rather than sse_loadss expander.
17598 (movv2df splitter): Similarly.
17599 (sse_loadss, sse_loadlss): Remove.
17600 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17601 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17602 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17603 (sse3_movddup): Rename with '*'.
17604 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17605 (sse2_loadsd): Remove.
17606 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17607 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17608 (sse2_pinsrw): Fix argument ordering.
17609 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17610 (sse2_stored): Remove 'r' destination.
17611 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17612 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17613 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17614 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17615 vec_extractv16qi, vec_initv16qi): New.
17617 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17618 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17619 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17621 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17622 (_mm_load_si128, _mm_store_si128): Likewise.
17623 (_mm_load1_pd): Use _mm_set1_pd.
17624 (_mm_load_sd): Use _mm_set_sd.
17625 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17626 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17627 (_mm_set_epi64): Use _mm_set_epi64x.
17628 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17629 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17630 _mm_setr_epi8): Use _mm_set_foo form.
17631 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17632 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17633 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17634 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17635 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17636 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17637 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17638 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17639 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17640 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17641 (_mm_movedup_pd): Use _mm_shuffle_pd.
17642 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17643 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17644 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17645 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17646 Use _mm_setzero_ps.
17647 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17648 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17649 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17650 (_mm_store_ps): Use raw dereference.
17651 (_mm_store1_ps): Use _mm_storeu_ps.
17652 (_mm_storer_ps): Use _mm_store_ps.
17653 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17654 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17656 2005-01-11 Stan Shebs <shebs@apple.com>
17658 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17659 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17661 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17664 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17665 Skip all DECLs except for FIELD_DECLs.
17667 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17669 * config/s390/s390.c (override_options): Return error if
17670 -mbackchain, -mpacked-stack and -mhard-float are used together.
17671 (s390_va_start): Remove the backchain && packed-stack special case.
17672 (s390_gimplify_va_arg): Likewise.
17673 * doc/invoke.texi: Remove the ABI incompatibility note.
17675 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17677 * config/s390/s390.c (struct s390_frame_layout): Remove
17679 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17680 save_backchain_p with TARGET_BACKCHAIN.
17682 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17685 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17686 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17687 * function.c (locate_and_pad_parm): Set new field.
17688 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17689 Tweak where_pad test to include "none". Always set mem align for
17691 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17692 not sufficient for type.
17693 (assign_parm_setup_block): If stack_parm is zero on entry, always
17694 make a new stack local. Block move old stack parm if necessary
17695 to new aligned stack local.
17696 (assign_parm_setup_stack): Use a block move to handle
17697 potentially misaligned entry_parm.
17698 (assign_parms_unsplit_complex): Specify required alignment when
17699 creating stack local.
17700 * calls.c (compute_argument_addresses): Override alignment of stack
17701 arg calculated from its type with the alignment given by
17702 FUNCTION_ARG_BOUNDARY.
17703 (store_one_arg): Likewise.
17705 2005-01-11 Jan Beulich <jbeulich@novell.com>
17707 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17708 Change respective itanium_class attribute to ialu.
17709 (shladdp4_internal): New.
17710 * config/ia64/predicates.md (shladd_log2_operand): New.
17712 2005-01-11 Richard Henderson <rth@redhat.com>
17714 * expr.c (store_constructor): Use rtvec_alloc instead of
17715 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17717 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17719 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17721 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17723 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17724 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17725 (TARGET_RWRELOC): Define.
17726 (ia64_rwreloc_section_type_flags): Delete.
17727 (ia64_section_type_flags): New function.
17728 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17729 (TARGET_RWRELOC): Define.
17731 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17734 * config/ia64/ia64.c (process_set): For alloc insn, only call
17735 process_epilogue is !frame_pointer_needed.
17737 2005-01-10 Roger Sayle <roger@eyesopen.com>
17740 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17741 unary operator and can't be treated as a binary/comparison operator.
17743 2005-01-10 Richard Henderson <rth@redhat.com>
17745 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17746 (ix86_return_in_memory): Likewise.
17747 (function_arg_advance): Likewise. Mirror structure in function_arg
17748 for choosing register to advance.
17750 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17752 * tree-vectorizer.c, tree.def: Fix comment typos.
17754 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17756 * config/s390/s390.c (struct processor_costs): 4 new fields:
17757 ddbr, ddr, debr, der.
17758 (s390_rtx_costs): More precise handling of divide instructions.
17760 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17762 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17764 2005-01-10 Jan Beulich <jbeulich@novell.com>
17766 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17767 names resulting from -ffunction-sections/-fdata-sections and linkonce
17769 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17770 based on the section name. Rearrange the section name comparison logic
17771 slightly so that each section name is compared against at most once.
17773 2005-01-10 Ben Elliston <bje@au.ibm.com>
17775 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17776 targets for which -fPIC reduces limitations on the GOT size.
17778 2005-01-09 Falk Hueffner <falk@debian.org>
17780 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17783 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17786 * collect2.c (main): Set aixrtl_flag for -brtl option.
17787 (resolve_lib_name): Search for .so file extension before .a
17788 if aixrtl_flag set.
17790 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17792 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17793 (vect_analyze_data_refs_alignment): Add dump prints.
17795 2005-01-09 Ira Rosen <irar@il.ibm.com>
17797 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17798 expr_invariant_in_loop_p.
17799 Initialize outputs first thing in the function.
17800 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17801 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17802 (vect_analyze_pointer_ref_access): Check that the initial condition of
17803 the access function is loop invariant.
17805 2005-01-09 Richard Henderson <rth@redhat.com>
17807 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17808 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17809 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17810 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17811 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17812 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17813 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17814 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17815 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17816 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17817 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17818 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17819 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17820 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17821 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17822 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17823 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17824 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17825 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17826 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17827 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17828 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17829 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17831 (mmx_clrdi, pavgusb): Remove.
17832 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17833 with leading sse_ prefix.
17834 * config/i386/sse.md: Receive them.
17835 * config/i386/mmx.md: New file.
17836 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17837 (subrv2sf3): Turn into expander for normal subtraction.
17838 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17839 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17840 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17841 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17842 commutative; use ix86_binary_operator_ok.
17843 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17844 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17845 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
17846 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
17847 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
17848 Macroize from existing patterns; use ix86_binary_operator_ok.
17849 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
17850 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
17851 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
17852 with vec_select+vec_concat.
17853 (mmx_pshufw, mmx_pshufw_1): Likewise.
17854 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
17855 (mmx_uavgv4hi3): Model correctly.
17856 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
17857 _mm_xor_si64): Remove casts.
17859 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17861 PR tree-optimization/19224
17862 * tree-scalar-evolution.c (get_instantiated_value,
17863 set_instantiated_value): New functions.
17864 (instantiate_parameters_1): Cache the results.
17865 (instantiate_parameters, resolve_mixers): Initialize and free
17868 2005-01-08 David Edelsohn <edelsohn@gnu.org>
17870 * config/i386/i386.md (addhi_4): Correct reference in comment.
17873 2005-01-08 Richard Henderson <rth@redhat.com>
17875 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
17876 (_mm_cvtsi128_si64x): Likewise.
17877 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
17878 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
17879 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
17880 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
17881 * config/i386/i386-protos.h: Update.
17882 * config/i386/i386.c (print_operand): Add 'H'.
17883 (ix86_fixup_binary_operands): Split out from ...
17884 (ix86_expand_binary_operator): ... here.
17885 (ix86_fixup_binary_operands_no_copy): New.
17886 (ix86_expand_fp_absneg_operator): Handle vector mode results.
17887 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
17888 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
17889 (safe_vector_operand): Use CONST0_RTX.
17890 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
17891 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
17892 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
17893 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
17895 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
17896 (IX86_BUILTIN_CMPNGESS): New.
17897 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
17898 (attr type): Add sselog1.
17899 (attr unit, attr memory): Handle it.
17900 (movti, movti_internal, movti_rex64): Move near other integer moves.
17901 (movtf, movtf_internal): Move near other fp moves.
17902 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
17903 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
17904 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
17905 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
17906 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
17907 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
17908 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
17909 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
17910 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
17911 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
17912 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
17913 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
17914 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
17915 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
17916 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
17917 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
17918 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
17919 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
17920 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
17921 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
17922 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
17923 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
17924 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
17925 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
17926 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
17927 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
17928 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
17929 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
17930 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
17931 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
17932 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
17933 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
17934 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
17935 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
17936 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
17937 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
17938 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
17939 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
17940 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
17941 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
17942 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
17943 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
17944 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
17945 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
17947 (SSEPUSH, push<SSEPUSH>): Remove.
17948 (MMXPUSH, push<MMXPUSH>): Remove.
17949 (sse_movaps, sse_movaps_1, sse_movups): Remove.
17950 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
17951 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
17952 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
17953 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
17954 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
17955 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
17956 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
17957 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
17958 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
17959 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
17960 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
17961 (ppro_sse_log_V4SF): Handle sselog1.
17962 * config/i386/predicates.md (const_0_to_1_operand): New.
17963 (const_0_to_255_mul_8_operand): New.
17964 (const_1_to_31_operand): Rename from const_int_1_31_operand.
17965 (const_2_to_3_operand, const_4_to_7_operand): New.
17966 * config/i386/sse.md: New file.
17967 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
17968 (sse_movups): Rename from sse_movups_1.
17969 (sse_loadlss): Rename from sse_loadss_1.
17970 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
17972 (negv4sf2): Use ix86_expand_fp_absneg_operator.
17973 (absv4sf2, negv2df, absv2df): New.
17974 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
17975 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
17976 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
17977 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
17978 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
17979 (sse3_addsubv4sf3): Model correctly.
17980 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
17981 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
17982 (sse_movhlps): Model with vec_select+vec_concat.
17983 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
17984 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
17985 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
17986 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
17987 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
17988 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
17989 sse2_pshufhw_1): Likewise.
17990 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
17991 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
17992 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
17993 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
17994 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
17995 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
17996 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
17997 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
17998 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
17999 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18000 sminv8hi3): Mark commutative
18001 operands. Use ix86_binary_operator_ok.
18002 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18003 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18004 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18005 sse2_punpcklqdq): Allow operand2 in memory.
18006 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18007 sse2_movsd): Add memory alternatives.
18008 (sse_storelps): Turn expander into an insn; split after reload.
18009 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18010 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18012 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18014 * configure.ac (DWARF-2 debug_line): Use objdump.
18015 * configure: Regenerate.
18017 2005-01-08 Jeff Law <law@redhat.com>
18018 Diego Novillo <dnovillo@redhat.com>
18020 PR tree-optimization/18241
18021 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18022 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18023 statements with volatile operands.
18024 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18025 operands after marking a statement with has_volatile_ops.
18027 2005-01-08 Roger Sayle <roger@eyesopen.com>
18029 * tree.c (int_fits_type_p): Always honor integer constant
18030 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18032 2005-01-08 Roger Sayle <roger@eyesopen.com>
18034 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18035 the latent bug in rtl_delete_block has been resolved.
18037 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18039 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18040 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18042 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18044 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18045 library as @multilib_dir@/$(SHLIB_SONAME).
18047 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18049 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18050 * configure: Regenerate.
18052 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18054 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18057 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18060 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18061 Convert non-word aligned offset address using ld/std into
18064 2005-01-07 Richard Henderson <rth@redhat.com>
18066 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18068 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18070 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18072 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18074 PR tree-optimization/19283
18075 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18076 is not shorter than the original type.
18078 PR rtl-optimization/19012
18079 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18081 PR rtl-optimization/18861
18082 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18083 (FULL_STATE): Define.
18084 (mark_tablejump_edge): New function.
18085 (purge_dead_tablejump_edges): New function.
18086 (find_bb_boundaries): Use it.
18088 PR tree-optimization/18828
18089 * builtins.c (expand_builtin_next_arg): Remove argument and all
18090 the argument checking.
18091 (expand_builtin): Adjust caller.
18092 (expand_builtin_va_start): Likewise. Remove error for too many
18094 (fold_builtin_next_arg): Issue error for too many arguments.
18095 After checking arguments, replace them with magic arguments that
18096 prevent further checking of the args.
18098 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18100 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18102 2005-01-06 Roger Sayle <roger@eyesopen.com>
18105 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18106 and %{.S:...} (and their negative variants) to test whether the
18107 input file is assembler or pre-processed-assembler independent of
18108 the actual filename extension.
18110 2005-01-06 Roger Sayle <roger@eyesopen.com>
18112 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18113 of sign or zero extended values.
18115 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18117 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18118 for IBM long double format correctly.
18120 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18122 Fix PR tree-optimization/18792
18124 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18125 to first_loop_depth, and use loop depth instead of loop number.
18126 (build_classic_dir_vector): Ditto.
18127 (compute_data_dependences_for_loop): Use depth, not loop number.
18128 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18129 number. Pass in loops, instead of loop numbers.
18130 (gather_interchange_stats): Ditto.
18131 (linear_transform_loops): Ditto.
18133 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18136 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18137 biv_fits_mode_p, extension_within_bounds_p): New functions.
18138 (check_ext_dependent_givs): Use them.
18140 2005-01-06 Roger Sayle <roger@eyesopen.com>
18142 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18143 more than one barrier, in which case we should delete them all.
18145 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18147 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18149 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18151 Fix PR middle-end/19286
18153 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18154 output this subprogram, simply ignore this attempt to do it again.
18155 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18156 origin attribute if it's not possible.
18157 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18158 (decls_for_scope): Ditto.
18159 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18160 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18162 2005-01-05 Richard Henderson <rth@redhat.com>
18165 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18166 (bdesc_2arg): Use it.
18167 (ix86_expand_binop_builtin): Force operands into registers
18169 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18170 ix86_expand_sse_compare, ix86_expand_sse_comi,
18171 ix86_expand_builtin): Likewise.
18173 2005-01-05 Richard Henderson <rth@redhat.com>
18175 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18177 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18178 (mulv4hi3): Set itanium_class mmmul.
18179 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18180 (fpack): Rename from fpack_sfsf.
18182 2005-01-05 Richard Henderson <rth@redhat.com>
18185 * reload1.c (do_input_reload): Restrict the optimization deleteing
18186 a previous output reload to RELOAD_FOR_INPUT.
18188 2005-01-05 Steven Bosscher <stevenb@suse.de>
18190 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18191 comment that we fall through after case.
18192 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18193 (distribute_links): Likewise.
18194 * cse.c (cse_insn): Likewise.
18195 * cselib.c (cselib_invalidate_mem): Likewise.
18196 * df.c: Update comments at the top of the file.
18197 (read_modify_subreg_p): Update comments here too.
18198 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18199 * flow.c (mark_set_1): Likewise.
18200 (mark_used_regs): Likewise.
18201 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18202 (canon_list_insert): Likewise.
18203 (mark_set): Likewise.
18204 (try_replace_reg): Likewise.
18205 (store_killed_in_insn): Likewise.
18206 * loop.c (count_one_set): Likewise.
18207 (basic_induction_var): Likewise.
18208 * postreload-gcse.c (find_mem_conflicts): Likewise.
18209 * postreload.c (reload_combine_note_store): Likewise.
18210 (move2add_note_store): Likewise.
18211 * reload.c (find_equiv_reg): Likewise.
18212 (mark_referenced_resources): Likewise.
18213 * rtlanal.c (set_noop_p): Likewise.
18214 (note_stores): Likewise.
18215 (note_uses): Likewise.
18216 * sched-deps.c (sched_analyze_1): Likewise.
18217 * sched-rgn.c (check_live_1): Likewise.
18218 (update_live_1): Likewise.
18219 * config/i860/i860.c: Likewise.
18221 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18223 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18225 * doc/rtl.texi: Update documentation for bit-fields and SET.
18227 2005-01-05 Roger Sayle <roger@eyesopen.com>
18229 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18231 2005-01-05 Jan Hubicka <jh@suse.cz>
18232 Richard Henderson <rth@redhat.com>
18235 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18238 2005-01-05 Richard Henderson <rth@redhat.com>
18241 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18242 (sse_shufps): Change operand 3 to const_int_operand.
18243 (sse2_storelps): Fix typo in template.
18244 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18245 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18246 (ix86_expand_builtin): Likewise.
18248 2005-01-05 Julian Brown <julian@codesourcery.com>
18250 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18251 as aggregates for AAPCS ABIs.
18253 2005-01-05 Stan Shebs <shebs@apple.com>
18255 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18256 Mach-O getters if ppc64.
18257 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18259 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18260 signed four-byte field for global code case.
18261 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18263 2005-01-05 Roger Sayle <roger@eyesopen.com>
18265 PR middle-end/19100
18266 * c-common.c: Include real.h.
18267 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18268 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18269 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18270 * Makefile.in (c-common.o): Update dependencies.
18272 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18274 * c-parse.in (asm_string): Add trailing semicolon.
18276 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18278 * c-parse.in (asm_string): New. Don't allow wide strings in
18280 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18281 asm_string instead of STRING.
18283 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18285 * c-typeck.c (constructor_no_implicit): Remove.
18286 (set_designator, process_init_element): Don't check
18287 constructor_no_implicit.
18289 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18290 Kaz Kojima <kkojima@gcc.gnu.org>
18293 * lcm.c (create_pre_exit): New.
18294 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18295 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18297 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18299 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18300 -msoft-float in target_float_switch.
18301 * arm.c (arm_override_options): Fix processing of target_float_switch.
18303 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18305 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18308 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18310 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18311 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18313 2005-01-04 Roger Sayle <roger@eyesopen.com>
18315 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18316 if deleting the then-block allows the test-block to fallthru to the
18319 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18322 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18323 after the full declaration if the are in two different TUs.
18325 2005-01-04 Richard Henderson <rth@redhat.com>
18328 * tree-sra.c (generate_one_element_init): Just
18329 call gimplify_and_add.
18330 (generate_element_init): Record the
18331 new referenced variables and mark them for renaming
18332 and split out to ...
18333 (generate_element_init_1): This.
18334 (scalarize_init): Don't call push_gimplify_context/
18335 pop_gimplify_context.
18337 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18339 * toplev.c (get_src_pwd): Handle failure of getpwd().
18341 2005-01-04 Roger Sayle <roger@eyesopen.com>
18343 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18345 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18346 all the cases handled by it are inverted by invert_truthvalue.
18348 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18350 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18351 (save_register_windowsi): Likewise.
18353 2005-01-04 Richard Henderson <rth@redhat.com>
18355 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18357 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18359 PR middle-end/17767
18360 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18361 any simplifications of vector mode comparison operators.
18362 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18364 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18365 Devang Patel <dpatel@apple.com>
18367 PR tree-optimization/18308
18368 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18369 the operands before creating a new expression.
18370 * dojump.c (do_jump): Make drop_through_label available
18371 for all cases. Add expansion of COND_EXPR.
18373 2005-01-04 Ira Rosen <irar@il.ibm.com>
18375 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18376 INTEGER_CST instead of TREE_CONSTANT.
18377 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18378 instead of TREE_CONSTANT.
18379 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18380 instead of TREE_CONSTANT.
18382 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18384 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18386 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18389 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
18390 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
18392 2005-01-03 Richard Henderson <rth@redhat.com>
18394 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
18395 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
18396 fold_convert_const_real_from_real): Split out from ...
18397 (fold_convert_const): ... here.
18399 2005-01-03 Richard Henderson <rth@redhat.com>
18402 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
18403 (mov<MMXMODEI>_internal): Likewise.
18404 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
18405 Add V2SF case; use it for SSE1; don't use TI.
18406 (movdf_integer): Likewise.
18407 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
18409 2005-01-03 Ira Rosen <irar@il.ibm.com>
18411 * tree-vectorizer.c (vect_strip_conversions): New function.
18412 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
18413 check for binary class.
18415 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
18419 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
18421 * gimple-low.c (mark_blocks_with_used_vars): New function.
18422 (mark_blocks_with_used_subblocks): Ditto.
18423 (mark_used_blocks): Ditto.
18424 (pass_mark_used_blocks): New pass.
18425 * tree-inline.c: Include debug.h.
18426 (expand_call_inline): Call outlining_inline_function here.
18427 * tree-optimize.c (init_tree_optimization_passes): Add
18428 pass_mark_used_blocks.
18429 * tree-pass.h (pass_mark_used_blocks): New.
18430 * Makefile.in (tree-inline.o): Add debug.h dependency.
18432 2005-01-03 Geoffrey Keating <geoffk@apple.com>
18434 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
18435 VAR_DECLs to have weak_import attribute.
18437 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
18440 2004-01-03 Steven Bosscher <stevenb@suse.de>
18442 * passes.c (rest_of_compilation): Don't run regmove if only
18443 flag_expensive_optimizations, require flag_regmove instead.
18445 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18447 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
18449 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
18450 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18451 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
18452 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18454 2005-01-03 Richard Henderson <rth@redhat.com>
18456 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
18457 (ia64_const_ok_for_letter_p): New.
18458 (ia64_const_double_ok_for_letter_p): New.
18459 (ia64_extra_constraint): New.
18460 (ia64_expand_vecint_compare): New.
18461 (ia64_expand_vcondu_v2si): New.
18462 (ia64_expand_vecint_cmov): New.
18463 (ia64_expand_vecint_minmax): New.
18464 (ia64_print_operand): Add 'v'.
18465 (ia64_preferred_reload_class): New.
18466 (ia64_vector_mode_supported_p): New.
18467 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
18468 (PREFERRED_RELOAD_CLASS): Move to function.
18469 (CONST_OK_FOR_LETTER_P): Move to function.
18470 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
18471 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
18472 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
18473 (EXTRA_CONSTRAINT): Move to function.
18474 * config/ia64/ia64.md: Include vect.md.
18475 (itanium_class): Add mmalua.
18477 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
18479 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
18480 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
18482 (const_int_2bit_operand): New.
18483 (fr_reg_or_0_operand): New.
18484 * config/ia64/ia64-modes.def: Add vector modes.
18485 * config/ia64/ia64-protos.h: Update.
18486 * config/ia64/vect.md: New file.
18488 2005-01-03 Richard Henderson <rth@redhat.com>
18490 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
18492 2005-01-03 Uros Bizjak <uros@kss-loka.si>
18495 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
18497 (log1pdf2): Change mode of operands[0,1] to DFmode.
18499 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18501 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
18502 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
18503 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
18504 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
18505 SPARC_RELAXED_ORDERING.
18507 2005-01-03 Richard Henderson <rth@redhat.com>
18508 Uros Bizjak <uros@kss-loka.si>
18511 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
18512 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
18513 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
18515 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
18516 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
18517 const_pow2_1_to_128_operand): New predicates.
18519 2005-01-02 Greg McGary <greg@mcgary.org>
18521 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
18523 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
18524 object. [ptr_type]: Remove unused variable.
18525 Remember nearest addressable array-element or record-component
18526 when checking bitfield components. Tolerate empty BIND_EXPR.
18528 2005-01-01 Richard Henderson <rth@redhat.com>
18530 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
18531 that don't narrow the value. Fail for other conversions.
18533 2005-01-01 Richard Henderson <rth@redhat.com>
18536 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18537 * c-lang.c (finish_file): Don't do it here.
18538 * objc/objc-act.c (objc_finish_file): Likewise.
18540 * cgraph.c (decl_assembler_name_equal): New.
18541 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18542 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18543 * cgraph.h (struct cgraph_varpool_node): Add next.
18544 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18545 * varasm.c (assemble_alias): Mark the target as needed.
18547 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18549 PR middle-end/19221
18550 * function.c (get_arg_pointer_save_area): Use entry_of_function
18551 instead of get_insns.
18553 2005-01-01 Roger Sayle <roger@eyesopen.com>
18554 Andrew Pinski <pinskia@physics.uc.edu>
18555 James E. Wilson <wilson@specifixinc.com>
18557 PR rtl-optimization/12092
18558 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18561 2005-01-01 Roger Sayle <roger@eyesopen.com>
18562 Olivier Hainque <hainque@act-europe.fr>
18564 * tree.c (int_fits_type_p): A narrower type always fits in a
18565 wider one, except for negative values into unsigned types.
18567 2005-01-01 Roger Sayle <roger@eyesopen.com>
18569 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18570 with the original constant rather than require TREE_OVERFLOW.
18572 2005-01-01 Steven Bosscher <stevenb@suse.de>
18574 PR middle-end/17544
18575 * c-decl.c (finish_function): If compiling C99, annotate the
18576 compiler generated return with the current file name and line 0.
18577 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18578 the source line is greater than 0.
18579 (remove_bb): Likewise.