1 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
3 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
4 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
5 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
6 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
7 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
8 tree-ssa-operands.c, tree-vect-analyze.c,
9 tree-vect-transform.c, tree-vectorizer.c, tree.c,
10 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
11 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
12 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
14 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
15 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
16 config/sh/ushmedia.h, config/sparc/sparc.c,
17 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
18 typos. Follow spelling conventions.
19 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
20 Follow spelling conventions.
22 2005-05-26 David Ung <davidu@mips.com>
24 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
25 that determines whether the MIPS32/64 R2 ext/ins should be used.
26 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
27 * config/mips/mips.md (extzv): Changed predicate for operand to
28 nonimmediate_operand. Add code to generate insn patterns for
30 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
31 (insv): Similarly for insertion.
32 (insv<mode>): Similarly.
34 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
36 * simplify-rtx.c (avoid_constant_pool_reference): Support
37 offsetted addresses in the constant pool.
39 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
41 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
42 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
44 2005-05-26 Jakub Jelinek <jakub@redhat.com>
47 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
48 found in the basic block and last insn in the basic block is not
49 INSN_P. Remove explicit unspec numbers that are no longer valid
52 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
54 * tree-vect-transform.c (vectorizable_operation): Try word_mode
55 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
56 if a vector mode is available.
58 2005-05-25 Roger Sayle <roger@eyesopen.com>
61 * fold-const.c (const_binop): Check for division by zero during
64 2005-05-26 Ian Lance Taylor <ian@airs.com>
66 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
67 having a declaration after a statement.
69 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
71 * opt-functions.awk (var_type): New function.
72 (var_set): Use CLVC_STRING if var_type returns "const char *".
73 * opth-gen.awk: Use var_type to find out the types of variables.
74 Don't print comments above each "extern" definition.
75 * optc-gen.awk: Use var_type in the same way.
76 * opts.h (cl_var_cond): Rename to...
77 (cl_var_type): ...this. Add CLVC_STRING.
78 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
80 * opts.c (handle_option, option_enabled): Update after above name
81 change. Cast flag_var before using it. Handle CLVC_STRING.
83 * config/alpha/alpha.h (alpha_tls_size): Delete.
84 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
85 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
86 (alpha_fptm_string, alpha_mlat_string): Delete.
87 (alpha_handle_option): Don't set the above variables here. Use the
88 integer argument to check the validity of -mtls-size=.
89 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
90 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
91 (mtls-size=): Likewise. Convert to a UInteger and initialize the
94 * config/arc/arc.c (arc_cpu_string, arc_text_string)
95 (arc_data_string, arc_rodata_string): Delete.
96 (arc_handle_option): Don't set the above variables here.
97 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
100 * config/arm/arm.c (target_fpu_name, target_fpe_name)
101 (target_float_abi_name, target_abi_name, structure_size_string)
102 (arm_pic_register_string): Delete.
103 (arm_handle_option): Don't set the above variables here, except
104 in the handling of -mhard-float and -msoft-float.
105 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
106 (mpic-register=, mstructure-size-boundary=): Add Var()s.
108 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
109 (avr_handle_option): Delete.
110 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
113 * config/bfin/bfin.c (bfin_library_id): Delete.
114 (bfin_handle_option): Don't set it.
115 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
117 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
118 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
119 (c4x_handle_option): Don't set c4x_rpts_cycles here.
120 * config/c4x/c4x.opt (mrpts=): Add Var().
122 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
123 cris_elinux_stacksize_str here.
124 * config/cris/aout.opt (melinux-stacksize=): Add Var().
125 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
126 (cris_tune_str, cris_elinux_stacksize_str): Delete.
127 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
128 (cris_tune_str, cris_elinux_stacksize_str): Delete.
129 (cris_handle_option): Don't set the above variables here.
130 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
131 (max-stackframe=): Add Var()s.
133 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
134 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
135 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
136 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
137 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
138 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
139 (ix86_handle_option): Don't set the above variables here.
140 * config/i386/i386.opt (malign-functions=, malign-jumps=)
141 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
142 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
145 * config/ia64/ia64.h (ia64_tls_size): Delete.
146 * config/ia64/ia64.c (ia64_tls_size): Delete.
147 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
148 reading the integer argument from the "value" parameter. Don't
149 set ia64_tls_size here.
150 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
151 Add Var() and Init().
153 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
154 (m32r_cache_flush_trap): Delete.
155 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
156 (m32r_cache_flush_trap): Delete.
157 (m32r_handle_option): Don't set the above variables when handling
158 -mflush-func= and -mflush-trap=.
159 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
162 * config/mips/mips.h (mips_cache_flush_func): Delete.
163 * config/mips/mips.c (mips_arch_string, mips_tune_string)
164 (mips_cache_flush_func): Delete.
165 (mips_handle_option): Don't set the above variables when handling
166 -march=, -mtune= and -mflush-func=.
167 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
169 * config/s390/s390.c (s390_arch_string): Delete.
170 (s390_handle_option): Don't set it here.
171 * config/s390/s390.opt (march=): Add Var().
173 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
174 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
175 (sparc_handle_option): Don't set it here.
176 * config/sparc/sparc.opt (mcmodel=): Add Var().
178 2005-05-25 Roger Sayle <roger@eyesopen.com>
180 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
181 call to convert_to_integer by building the NOP_EXPR directly.
183 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
185 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
187 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
188 Jeff Law <law@redhat.com>
190 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
191 constant and side_effects of the ADDR_EXPR are consistent.
193 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
194 appropriately around calls to recompute_tree_invarant_for_addr_expr.
196 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
198 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
199 (s390_function_arg, s390_gimplify_va_arg): Use them.
200 (s390_register_info): Save only required subset of argument
201 registers into save area for va_list.
202 (s390_va_start): Initialize only required elements of va_list struct.
203 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
205 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
207 * reload1.c (verify_initial_elim_offsets): Return boolean status
209 (reload): Adapt verify_initial_elim_offsets call site. Restart
210 main loop if some initial elimination offsets changed.
212 2005-05-25 Adam Nemet <anemet@lnxw.com>
214 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
215 of -mno-svr4-struct-return.
217 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
219 Fix PR tree-optimization/21705
221 * tree-ssa-pre.c (in_fre): New static variable.
222 (create_value_expr_from): Recursively value number reference ops
224 (can_value_number_call): Temporary restrict only exists for
227 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
229 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
230 sizeof (bitmap *) with sizeof (bitmap).
232 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
234 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
237 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
239 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
242 2005-05-25 Jan Hubicka <jh@suse.cz>
244 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
245 * cgraph.c (cgraph_create_node): Reset estimated_growth.
246 * cgraph.h (cgraph_global_info): Add estimated_growth.
247 * ipa-inline.c: Include coverage.h
248 (max_insns, max_count): New static variables.
249 (cgraph_estimate_size_after_inlining): Cache the result.
250 (cgraph_estimate_growth):
251 * passes.c (rest_of_clean_state): Kill coverage_end_function.
252 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
253 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
255 (ipa_passes): Initialize bitmaps.
257 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
259 * loop-doloop.c: Include "target.h".
260 (doloop_valid_p): Move tests to function in targhooks.c.
261 * target.h (struct gcc_target): New target hook
262 "insn_valid_within_doloop".
263 * target-def.h: Define default value for "insn_valid_within_doloop".
264 (TARGET_INITIALIZER): Insert new target hook into initializer.
265 * targhooks.c (default_insn_valid_within_doloop): New function.
266 * targhooks.h (default_insn_valid_within_doloop): Declare.
267 * hooks.c (hook_bool_rtx_true): New function.
268 * hooks.h (hook_bool_rtx_true): Declare.
269 * doc/tm.texi: Add documentation for new target hook.
271 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
274 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
275 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
276 (sparc_tls_referenced_p): New prototype.
277 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
278 (sparc_expand_move): Look for TLS addresses with constant offsets.
279 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
280 tls_symbolic_operand.
281 (legitimate_pic_operand_p): Likewise.
282 (legitimate_address_p): Likewise.
283 (legitimize_address): Likewise.
284 (sparc_tls_symbol_ref_1): New function.
285 (sparc_tls_referenced_p): New function.
286 * config/sparc/predicates.md (tgd_symbolic_operand): Use
287 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
288 (tld_symbolic_operand): Likewise.
289 (tie_symbolic_operand): Likewise.
290 (tle_symbolic_operand): Likewise.
292 2005-05-24 DJ Delorie <dj@redhat.com>
294 * common.opt (-Wattributes): New. Default true.
295 * doc/invoke.texi (-Wno-attributes): Document.
297 * attribs.c (decl_attributes): Move warning control from if() to
299 * c-common.c (handle_packed_attribute): Likewise.
300 (handle_nocommon_attribute): Likewise.
301 (handle_common_attribute): Likewise.
302 (handle_noreturn_attribute): Likewise.
303 (handle_noinline_attribute): Likewise.
304 (handle_always_inline_attribute): Likewise.
305 (handle_used_attribute): Likewise.
306 (handle_unused_attribute): Likewise.
307 (handle_const_attribute): Likewise.
308 (handle_transparent_union_attribute): Likewise.
309 (handle_constructor_attribute): Likewise.
310 (handle_destructor_attribute): Likewise.
311 (handle_mode_attribute): Likewise.
312 (handle_alias_attribute): Likewise.
313 (handle_visibility_attribute): Likewise.
314 (handle_tls_model_attribute): Likewise.
315 (handle_malloc_attribute): Likewise.
316 (handle_returns_twice_attribute): Likewise.
317 (handle_pure_attribute): Likewise.
318 (handle_deprecated_attribute): Likewise.
319 (handle_vector_size_attribute): Likewise.
320 (handle_nothrow_attribute): Likewise.
321 (handle_cleanup_attribute): Likewise.
322 (handle_warn_unused_result_attribute): Likewise.
323 (handle_sentinel_attribute): Likewise.
324 * c-decl.c (diagnose_mismatched_decls): Likewise.
325 (start_decl): Likewise.
326 (grokdeclarator): Likewise.
327 (start_function): Likewise.
328 * c-format.c (check_function_format): Likewise.
329 * stor-layout.c (place_field): Likewise.
330 (finalize_record_size): Likewise.
331 * tree.c (handle_dll_attribute)): Likewise.
332 * varasm.c (default_assemble_visibility): Likewise.
333 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
334 (darwin_assemble_visibility): Likewise.
335 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
336 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
337 (arm_handle_isr_attribute): Likewise.
338 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
339 (avr_handle_fndecl_attribute): Likewise.
340 * config/bfin/bfin.c (handle_int_attribute): Likewise.
341 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
342 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
343 (h8300_handle_eightbit_data_attribute): Likewise.
344 (h8300_handle_tiny_data_attribute): Likewise.
345 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
346 (ix86_handle_regparm_attribute): Likewise.
347 (ix86_handle_struct_attribute): Likewise.
348 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
349 (i386_pe_encode_section_info): Likewise.
350 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
351 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
352 (ip2k_handle_fndecl_attribute): Likewise.
353 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
354 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
355 (m68hc11_handle_fntype_attribute): Likewise.
356 (m68hc11_encode_section_info): Likewise.
357 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
358 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
359 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
360 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
361 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
362 (sh_handle_sp_switch_attribute): Likewise.
363 (sh_handle_trap_exit_attribute): Likewise.
364 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
365 (sh_symbian_handle_dll_attribute): Likewise.
366 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
367 (xstormy16_handle_below100_attribute): Likewise.
368 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
370 * c-common.c (unsigned_conversion_warning): Move warning control
371 from if() to warning(OPT_*).
372 (c_common_truthvalue_conversion): Likewise.
373 (c_do_switch_warnings): Likewise.
374 * c-decl.c (diagnose_mismatched_decls): Likewise.
375 (diagnose_mismatched_decls): Likewise.
376 (define_label): Likewise.
377 (grokdeclarator): Likewise.
378 * c-format.c (check_format_info): Likewise.
379 * c-lex.c (interpret_integer): Likwise.
380 (lex_string): Likewise.
381 * c-opts.c (c_common_post_options): Likewise.
382 * c-parser.c (c_parser_unary_expression): Likewise.
383 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
384 (handle_pragma_extern_prefix): Likewise.
385 * c-typeck.c (build_binary_op): Likewise.
386 * gcse.c (is_too_expensive): Likewise.
387 * opts.c (decode_options): Likewise.
388 * stor-layout.c (place_field): Likewise.
389 * tree-cfg.c (remove_bb): Likewise.
391 * c.opt (-Wreturn-type): Add Var(warn_return_type).
392 * flags.h (warn_return_type): Remove.
393 * toplev.c (warn_return_type): Likewise.
395 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
397 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
398 existence of long long and __int64 before determining their size.
399 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
400 * configure, config.h.in: Regenerate.
402 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
404 * configure: Regenerate.
406 2005-05-24 Ziemowit Laski <zlaski@apple.com>
408 * c-common.h (objc_comptypes): Remove prototype.
409 (objc_compare_types): New prototype.
410 (objc_volatilized_decl): Likewise.
411 (objc_type_quals_match): Likewise.
412 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
413 objc_volatilize_decl().
414 * c-typeck.c (comp_target_types): Remove third parameter; do
415 not call objc_comptypes().
416 (comptypes): Remove calls to objc_comptypes().
417 (build_function_call): Extend compatible prototype check to ObjC.
418 (build_conditional_expr): Adjust call to comp_target_types().
419 (convert_for_assignment): Call objc_compare_types() instead of
420 objc_comptypes(); adjust calls to comp_target_types(); call
421 objc_type_quals_match() before issuing qualifier mismatch
423 (build_binary_op): Call objc_compare_types() before issuing
424 pointer mismatch warnings; adjust calls to
426 * stub-objc.c (objc_comptypes): Remove stub.
427 (objc_compare_types): New stub.
428 (objc_volatilized_decl): Likewise.
429 (objc_type_quals_match): Likewise.
431 2005-05-24 Paolo Carlini <pcarlini@suse.de>
433 * config/ia64/ia64intrin.h: Define nothing for C++:
434 overloaded builtins have been ported to C++.
436 2005-05-24 Jeff Law <law@redhat.com>
438 * tree-nested.c (build_addr): New "context" argument. Temporarily
439 set current_function_decl around the call to build the ADDR_EXPR.
440 (get_static_chain): Pass proper context to build_addr.
441 (convert_nl_goto_reference): Likewise.
442 (convert_tramp_reference): Likewise.
443 (final_nesting_tree_1): Likewise.
444 * tree-profile.c (tree_gen_interval_profiler): Likewise.
445 (tree_gen_pow2_profiler): Likewise.
446 (tree_gen_one_value_profiler): Likewise.
447 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
448 * tree.h (build_addr): Update prototype.
450 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
452 * tree-flow.h (bb_ann_d): Remove has_escape_site.
453 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
454 write to has_escape_site.
456 2005-05-24 Jeff Law <law@redhat.com>
458 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
459 * tree-cfg.c: Include tree-ssa-propagate.h.
460 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
463 2005-05-24 Nick Clifton <nickc@redhat.com>
465 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
466 __NO_FPRS__ when 'f' class registers will not be available.
468 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
470 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
472 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
474 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
477 2005-05-23 Jeff Law <law@redhat.com>
479 * tree-ssa-dom.c (cprop_into_stmt): Do not call
480 recompute_tree_invariant_for_addr_expr here.
481 (optimize_stmt): Call it here instead and do so if anything
482 at all has changed in the statement and the RHS is an ADDR_EXPR.
483 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
484 needed, call recompute_tree_invariant_for_addr_expr.
485 * tree-ssa-propagate.c (substitute_and_fold): Call
486 recompute_tree_invariant_for_addr_expr as needed.
488 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
490 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
491 saving less registers than the replacement.
493 2005-05-23 Jan Hubicka <jh@suse.cz>
495 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
497 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
499 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
500 * config/sparc/sparc.c (sparc_expand_move): New function.
501 (sparc_emit_set_const64): Rewrite assert condition on entry.
502 (legitimate_constant_p) <CONST_VECTOR>: New case.
503 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
504 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
505 movV64, movtf): Use nonimmediate_operand for the first operand.
506 Rewrite. Only invoke sparc_expand_move.
507 * config/sparc/predicates.md (input_operand): Reorder tests.
509 2005-05-23 Jan Beulich <jbeulich@novell.com>
511 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
512 missing return statement.
514 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
516 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
517 emit_move_insn for moves to TFmode stack slots.
519 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
521 * tree-stdarg.c (execute_optimize_stdarg): Handle references
522 to va_list of the form &va[0].
524 2005-05-20 Jan Hubicka <jh@suse.cz>
526 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
527 * genemit.c (main): Make insn-emit to include basic-block.h too.
529 2005-05-20 Jan Hubicka <jh@suse.cz>
531 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
533 2005-05-19 Richard Henderson <rth@redhat.com>
535 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
536 emit_store_conditional): Split out from ...
537 (alpha_split_atomic_op): ... here.
538 (alpha_split_compare_and_swap): New; extract from .md file.
539 (alpha_split_lock_test_and_set): Likewise.
540 * config/alpha/alpha-protos.h: Update.
541 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
542 split code into alpha.c.
543 (sync_lock_test_and_set<I48MODE>): Likewise.
545 2005-05-19 Richard Henderson <rth@redhat.com>
547 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
549 2005-05-19 Richard Henderson <rth@redhat.com>
551 * config/i386/sse.md (mulv4si3): Use all register inputs.
552 (mulv2di3): Likewise.
554 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
556 * tree-ssa-loop-ivopts.c (determine_base_object): Use
557 build_fold_addr_expr to generate trees of correct type.
558 Use fold_buildN if possible.
560 2005-05-19 Jan Hubicka <jh@suse.cz>
562 * basic-block.h (REG_BR_PROB_BASE): Define.
563 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
564 (dump_cgraph_node): Dump count.
565 (cgraph_clone_edge): Rescale counts.
566 (cgraph_clone_node): Likewise.
567 * cgraph.h: Include basic-block.h
568 (cgraph_node): Add count.
569 (cgraph_edge): Add count and loop_nest.
570 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
572 * cgraphunit.c: Kill now redundant inlining comment.
573 (cgraph_create_edges): Make static, maintain current basic block;
575 (record_call_1): Fill in new fields.
576 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
578 (cgraph_decide_recursive_inlining): Likewise.
579 * rtl.h (REG_BR_PROB_BASE): Kill.
580 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
581 (expand_call_inline): Update call of cgraph_create_edge.
582 * tree-optimize.c (tree_rest_of_compilation): Likewise.
584 2005-05-19 Nick Clifton <nickc@redhat.com>
586 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
587 new rs6000_explicit_options structure.
589 2005-05-19 Richard Henderson <rth@redhat.com>
592 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
593 TFmode code swapping ...
594 (alpha_emit_xfloating_compare): ... here.
595 (alpha_emit_setcc): Update to match.
596 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
598 2005-05-19 Richard Henderson <rth@redhat.com>
601 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
602 memory indirection in local-dynamic case.
604 2005-05-18 Jie Zhang <jie.zhang@analog.com>
605 Bernd Schmidt <bernd.schmidt@analog.com>
607 * config/bfin/bfin.c (branch_dest): Add comment why it's
609 * config/bfin/bfin.md (attr "length" default): Change the offset of
610 forward conditional branch of length 4 from 4096 to 4092.
612 2005-05-19 Jan Beulich <jbeulich@novell.com>
614 * unwind-compat.c: Include tconfig.h and tsystem.h.
615 * unwind-dw2-fde-compat.c: Likewise.
617 2005-05-18 Richard Henderson <rth@redhat.com>
620 * ifcvt.c (noce_process_if_block): Avoid conversion when the
621 memory destination is readonly.
623 2005-05-18 Richard Henderson <rth@redhat.com>
626 * tree-ssa-operands.c (opf_non_specific): New.
627 (get_asm_expr_operands): Set it.
628 (add_call_clobber_ops, add_call_read_ops): Likewise.
629 (add_stmt_operand): Test it instead of opf_kill_def when
630 considering unmodifiable variables.
632 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
634 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
636 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
637 tree-ssa-forwprop.c: Fix comment typos.
638 * doc/invoke.texi: Fix a typo.
640 2005-05-18 Richard Henderson <rth@redhat.com>
642 * config.gcc (powerpc-*-linux*): Include linux64.opt when
645 2005-05-18 Richard Henderson <rth@redhat.com>
647 * tree-cfg.c (pass_remove_useless): Revert last change.
648 * tree-optimize.c (init_tree_optimization_passes): Initialize
649 all_lowering_passes with PROP_gimple_any.
651 2005-05-18 Devang Patel <dpatel@apple.com>
653 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
656 2005-05-18 Richard Henderson <rth@redhat.com>
658 * tree-ssa-forwprop.c (cfg_changed): New.
659 (tidy_after_forward_propagate_addr): New.
660 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
661 (forward_propagate_addr_into_variable_array_index): Likewise.
662 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
665 2005-05-18 Geoffrey Keating <geoffk@apple.com>
667 * dummy-checksum.c: New.
668 * genchecksum.c: New.
669 * c.opt (print_pch_checksum): New flag.
670 * c-pch.c (struct c_pch_validity): Make much shorter.
672 (host_machine): Remove.
673 (target_machine): Remove.
674 (get_ident): Change PCH version number.
675 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
676 Don't put triplets or version string in PCH validity data.
677 Do put the compiler checksum in the validity data.
678 (c_common_valid_pch): Don't check triplets or version string. Do
680 (c_common_print_pch_checksum): New.
681 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
682 Print fingerprint with -v.
683 * c-common.h (c_common_print_pch_checksum): New.
684 (executable_checksum): New.
685 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
686 (cc1-dummy): New rule.
687 (cc1-checksum.c): New rule.
688 (cc1-checksum.o): New rule.
689 (cc1): Add checksum support.
690 (build/genchecksum): New.
691 (build/genchecksum.o): New.
692 (dummy-checksum.o): New.
693 (genobjnames): Add genchecksum.o.
694 (mostlyclean): Remove *-checksum.c.
695 (gnucompare): Add libgcc to list of directories checked.
696 Make comparison problems in libgcc/ and with checksum files only
698 * doc/invoke.texi (Precompiled Headers): Remove caution.
699 Document that it must be the exact same binary. Add a few
700 known-safe flags to the list.
702 * rs6000/predicates.md (fix_trunc_dest_operand): New.
703 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
704 Check that a memory operand is valid before trying to use it.
706 * tree-cfg.c (pass_remove_useless): This pass works on trees.
708 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
710 * tree.c (build1_stat): Don't try to handle two-operand
713 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
715 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
716 * config/sh/sh.h: Update mask names throughout.
717 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
718 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
719 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
720 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
721 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
722 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
723 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
724 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
725 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
726 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
727 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
728 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
729 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
730 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
731 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
732 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
733 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
734 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
735 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
736 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
737 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
738 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
739 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
740 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
741 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
742 (SUBTARGET_SWITCHES): Delete.
743 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
744 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
745 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
746 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
747 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
748 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
749 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
750 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
751 (SUPPORT_SH3): Likewise SUPPORT_SH2.
752 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
753 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
755 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
756 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
757 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
758 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
759 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
760 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
761 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
762 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
763 (SUPPORT_ANY_SH5): New macros.
764 (TARGET_NONE): Replace with...
765 (MASK_ARCH): ...this new macro.
766 * config/sh/elf.h: Update mask names
767 * config/sh/linux.h: Likewise.
768 * config/sh/little.h: Likewise.
769 * config/sh/netbsd-elf.h: Likewise.
770 * config/sh/symbian-pre.h: Likewise.
771 * config/sh/sh.c (sh_handle_option): New function.
772 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
773 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
774 (sh_target_switches, target_switches): Delete.
775 (sh_pch_valid_p): Check for specific differences in the target_flags
777 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
778 * config/sh/sh.opt: New file.
780 2005-05-18 Richard Henderson <rth@redhat.com>
783 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
784 small_addr_symbolic_operand.
786 2005-05-18 Jeff Law <law@redhat.com>
788 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
789 propagate an ADDR_EXPR if the definition and use sites are
790 in different EH regions.
792 2005-05-18 Ian Lance Taylor <ian@airs.com>
794 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
797 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
799 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
801 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
803 Fix PR tree-optimization/21407
805 * tree-ssa-operands.c (note_addressable): Change
806 COMPONENT_REF handling in response to aliasing
809 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
811 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
812 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
813 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
814 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
815 the default on Solaris too.
817 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
819 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
822 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
824 * timevar.def (TV_SCEV_CONST): New timevar.
825 * tree-optimize.c (init_tree_optimization_passes): Add
827 * tree-pass.h (pass_scev_cprop): Declare.
828 * tree-scalar-evolution.c (scev_const_prop): New function.
829 * tree-scalar-evolution.h (scev_const_prop): Declare.
830 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
832 * tree-cfg.c (replace_uses_by): Export.
833 * tree-flow.h (replace_uses_by): Declare.
835 2005-05-17 Ziemowit Laski <zlaski@apple.com>
836 Mike Stump <mrs@apple.com>
838 Yet more Objective-C++...
840 * c-common.h (objc_finish_try_stmt): Add.
841 (objc_build_synchronized): Add.
842 (objc_generate_write_barrier): Add.
843 * stub-objc.c (objc_build_synchronized): Add return value.
844 (objc_finish_try_stmt): Likewise.
845 (objc_generate_write_barrier): Add.
847 * c-common.h (objc_rewrite_function_call): Add.
848 * c-typeck.c (build_function_call): Allow objc to rewrite
850 (build_modify_expr): Allow objc to generate write barriers.
851 * c.opt (Wassign-intercept): Add.
852 (Wstrict-selector-match): Add.
853 (fobjc-call-cxx-cdtors): Add.
854 (fobjc-direct-dispatch): Add.
856 * dbxout.c (get_lang_number): Add Objective-C++ support.
857 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
858 (-Wstrict-selector-match): Likewise.
859 (-fobjc-direct-dispatch): Likewise.
860 (-Wassign-intercept): Likewise.
861 (Overall Options): Likewise.
862 * gengtype.c (get_output_file_with_visibility): Likewise.
863 * stub-objc.c (objc_rewrite_function_call): Add.
864 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
866 * c-common.c (flag_objc_exceptions): Remove.
867 (flag_objc_sjlj_exceptions): Remove.
868 * c-decl.c (objc_mark_locals_volatile): Don't change decls
870 * c-opts.c (c_common_handle_option, case
871 OPT_fobjc_exceptions): Remove.
872 (case OPT_fobjc_sjlj_exceptions): Remove
873 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
874 (fobjc-exceptions): Likewise.
875 (fobjc-sjlj-exceptions): Likewise.
876 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
877 (OFFS_ASSIGNIVAR_FAST): Add.
879 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
881 * config/sparc/sparc.md (movhi): Do not test constness
884 (movdi): Unconditionally accept zero as second operand
885 when the first is memory.
886 (movdi_insn_sp32): Handle above case.
887 (DImode splitter): Use predicates.
888 (DImode splitter): Use const_zero_operand predicate.
889 (movsf_insn): Swap 2 alternatives.
891 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
893 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
894 expand_simple_operations to bases of the ivs.
895 (tree_int_cst_sign_bit): Export.
896 * tree-flow.h (expand_simple_operations): Declare.
897 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
898 tree_int_cst_sign_bit.
899 (expand_simple_operations): Export.
900 * tree.h (tree_int_cst_sign_bit): Declare.
902 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
904 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
906 (replace_uses_by): New function.
907 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
908 * tree-flow.h (fold_stmt_inplace): Declare.
909 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
911 info after cfg cleanup.
913 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
915 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
916 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
919 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
921 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
922 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
923 * timevar.c (timevar_ggc_mem_total): New variable.
924 (GGC_MEM_BOUND): New constant.
925 (get_time): Record ggc memory status.
926 (timevar_accumulate): Accumulate amount of ggc memory.
927 (timevar_print): Print consumption of ggc memory.
928 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
929 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
930 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
931 * timevar.h (struct timevar_time_def): Add ggc_mem field.
932 (timevar_ggc_mem_total): Declare.
934 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
936 * tree-into-ssa.c (update_ssa): Clean up by shortening the
939 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
941 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
943 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
944 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
945 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
946 ("s<ocond:code>"): Rename from respectively "b<ncond>",
947 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
948 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
949 "s<rcond>" and "s<ocond>".
950 ("b<ocond:code>", "*b<ocond:code>_reversed")
951 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
952 output statement section.
954 2005-05-17 Roger Sayle <roger@eyesopen.com>
956 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
958 2005-05-17 Steven Bosscher <stevenb@suse.de>
959 Stuart Hastings <stuart@apple.com>
960 Jan Hubicka <jh@suse.cz>
961 Dale Johannesen <dalej@apple.com>
963 * cgraph.h (cgraph_node): Add 'lowered' state.
964 (cgraph_lower_function): Declare.
965 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
966 (cgraph_lower_function): New function.
967 (cgraph_create_edges): Deal with lowered function bodies.
968 (verify_cgraph_node): Likewise.
969 (cgraph_analyze_function): Do lowering job.
970 (cgraph_build_static_cdtor): Likewise.
971 * function.h (struct function): Add saved_eh and saved_cfg.
972 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
973 * tree-cfg.c (fold_cond_expr_cond): Export.
974 * tree-flow.h (fold_cond_expr_cond): Declare.
975 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
977 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
978 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
979 callee_cfun, block, eh_region, eh_region_offset.
980 (inlining_p): New predicate.
981 (remap_decl): Update for new inline_data; declare newly created inline
982 vars in low gimple way.
983 (copy_body_r): Update for new datastructure, simplify some of handling
984 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
985 deal with RESX_EXPRs.
987 (copy_edges_for_bb): Likewise.
989 (copy_cfg_body): New.
990 (copy_generic_body): Rewrite to work on low gimple.
991 (copy_body): Turn into simple wrapper around copy_cfg_body.
992 (setup_one_parameter): Insert new statements into given basic block.
993 (initialize_initialized_parameters): Likewise, reorganize way things are
995 (declare_return_variable): Update for new inline data datastructure.
996 (inline_forbidden_p): Work on low gimple.
997 (estimate_num_insns): Likewise.
998 (expand_call_inline): Work on CFG.
999 (push_cfun, pop_cfun): New functions.
1000 (cfun_stack): New stack.
1001 (add_lexical_block): New function.
1002 (gimple_expand_calls_inline): Work on basic block.
1003 (optimize_inline_calls): Likewise.
1004 (clone_body, save_body, unsave_ewpr_now): Update for new
1006 (declare_inline_vars): Work on block instead of bind_expr.
1007 (inlining_p): New predicate.
1008 * tree-inline.h (push_cfun, pop_cfun): Declare.
1009 * tree-optimize.c: Include except.h
1010 (all_lowering_passes): New variable.
1011 (execute_fixup_cfg, pass_fixup_cfg): New pass.
1012 (init_tree_optimization_passes): Move some to all_lowering_passes.
1013 (tree_lowering_passes): New function.
1014 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1015 * tree-pass.h (tree_lowering_passes): Declare
1017 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1019 * unwind-dw2-fde-darwin.c: Include tsystem.h.
1021 2005-05-17 Jeff Law <law@redhat.com>
1023 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1024 * tree-ssa-forwprop.c: Include langhooks.h.
1025 (forward_propagate_addr_expr_into_variable_array_index): New.
1026 (forward_propagate_addr_expr): New.
1027 (tree_ssa_forward_propagate_single_use_vars): Loop over all
1028 the statements in the block instead of just the last statement.
1029 Call forward_propagate_addr_expr as needed.
1030 (pass_forwprop): Update the SSA graph after forward propagation is
1033 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1035 * unwind-dw2-fde-glibc.c (base_from_cb_data,
1036 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1038 * unwind-dw2-fde.c (__deregister_frame_info_bases,
1039 base_from_object, fde_split, end_fde_sort): Likewise.
1040 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
1041 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1042 uw_init_context_1): Likewise.
1043 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1044 _Unwind_Resume_or_Rethrow): Likewise.
1045 * unwind-pe.h (__gxx_abort): Do not define.
1046 (size_of_encoded_value, base_of_encoded_value,
1047 read_encoded_value_with_base): Use gcc_unreachable.
1048 * unwind.h (_Unwind_GetTextRelBase): Likewise.
1050 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1052 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1053 (cfi_end): New macros.
1054 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
1055 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
1056 an eight byte stack frame.
1057 (__NR_tkill): Define.
1058 (__div0): Use gettid tkill on GNU/Linux.
1059 (_arm_return): Add CFI.
1060 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1062 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1064 * configure.ac: Remove spaces around assignment to
1066 * configure: Regenerated.
1068 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1070 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1071 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1073 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1074 Modify aix_struct_return variable, not target_flags.
1075 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1076 (rs6000_return_in_memory): Test aix_struct_return.
1077 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1078 independent variable. Report mxl-compat.
1080 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1082 * config/bfin/bfin.md (eh_return): Add missing DONE.
1084 2005-05-17 Ian Lance Taylor <ian@airs.com>
1086 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1088 (mode_attr_index): Remove check for defined attribute. Remove
1089 infile parameter. Change all callers.
1090 (apply_mode_maps): Add unknown parameter. Change caller. Always
1091 return after finding attribute.
1092 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1094 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1095 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1096 attribute used for a mode.
1098 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1100 * tree-ssa-math-opts.c: New file.
1102 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1104 * tree-ssa-math-opts.c: New file.
1106 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1108 * Makefile.in: Add tree-ssa-math-opts.c.
1109 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1110 * fold-const.c (distribute_real_division): New.
1111 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1112 * tree-pass.h (pass_cse_reciprocals): New.
1113 * tree-optimize.c (init_tree_optimization_passes): Run it.
1114 * doc/passes.texi: Document the new pass.
1116 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1119 * builtins.c (fold_builtin_constant_p): Handle
1120 &"string cst"[0] as constant.
1122 2005-05-17 Richard Henderson <rth@redhat.com>
1124 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1126 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1129 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1130 src2 if src2 has been split.
1132 PR tree-optimization/21610
1133 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1134 returning DECL, call unshare_expr.
1136 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1138 * config/cris/cris.md: Unquote preparation and output statements.
1139 (BWD, WD, BW): New, mode-macros.
1140 (S, s, m, mm, nbitsm1): New, mode-attrs.
1141 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1142 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1144 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1145 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1146 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1148 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1149 ("movdi"): Move misplaced head comment regarding necessity of
1150 movdi from movsi to here.
1151 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1153 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1154 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1155 "*mov_sideqi_biap_mem".
1156 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1158 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1159 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1160 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1161 and "*clear_sideqi".
1162 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1163 "*ext_sidehisi_biap".
1164 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1166 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1167 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1168 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1169 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1170 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1172 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1173 "*op_sidehi_biap" and "*op_sidesi_biap".
1174 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1176 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1177 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1178 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1179 "*op_swap_sidehi" and "*op_swap_sidesi".
1180 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1181 in the N alternative of "subqi3".
1182 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1183 "*extophisi_side_biap".
1184 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1186 ("*extop<mode>si_swap_side_biap"): Replace
1187 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1188 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1189 "*extophisi_swap_side".
1190 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1191 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1193 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1194 "mulqihi3", "mulhisi3" and "mulhisi3".
1195 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1196 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1198 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1199 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1200 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1201 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1202 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1203 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1204 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1205 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1206 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1207 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1208 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1209 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1211 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1212 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1214 ("b<ocond>"): Replace "bgt" and "ble".
1215 ("b<rcond>"): Replace "blt" and "bge".
1216 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1217 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1219 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1221 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1223 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1225 ("s<rcond>"): Replace "sge" and "slt".
1226 ("s<ocond>"): Replace "sgt" and "sle".
1227 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1228 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1229 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1230 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1232 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1234 * varasm.c (struct constant_descriptor_tree): Add hash field.
1235 (const_desc_hash): Just return hash field.
1236 (const_desc_eq): If hash values are different, return 0 immediately.
1237 (output_constant_def): Compute hash field of temporary key, use
1238 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1239 newly built constant descriptor.
1240 (lookup_constant_def): Compute hash field of temporary key, use
1241 htab_find_with_hash instead of htab_find.
1243 2005-05-16 Richard Henderson <rth@redhat.com>
1245 * config/i386/sse.md (mulv4si3): New.
1247 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1249 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1250 tests for noncanonical versions of reg+constant and
1253 2005-05-16 Richard Henderson <rth@redhat.com>
1254 Steven Bosscher <stevenb@suse.de>
1257 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1258 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1259 region data structure to match replacement.
1260 * tree-flow.h: Update to match.
1261 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1262 * tree-ssa-dom.c (optimize_stmt): Likewise.
1263 * tree-ssa-pre.c (eliminate): Likewise.
1264 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1266 2005-05-16 Caroline Tice <ctice@apple.com>
1268 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1269 internal_error with gcc_assert.
1270 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1271 * function.h (struct function): Remove space between "*" and
1273 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1274 modify to use alloca.
1275 (unlikely_text_section): Add check for flag_function_sections.
1276 (assemble_start_function): Move call to resolve_section, so it
1277 comes before first call to unlikely_text_section.
1278 (assemble_end_function): Add test and call to function_section
1281 2005-05-16 Roger Sayle <roger@eyesopen.com>
1283 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1284 instead of build_binary_op when performing code transformations
1285 to avoid error messages about constructs not it the user's code.
1287 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1289 * tree-ssa-pre.c: Fix a comment typo.
1291 2005-05-16 Richard Henderson <rth@redhat.com>
1294 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1295 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1296 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1297 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1298 add_tprel22): Remove mode from symbolic operand.
1300 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1302 * optc-gen.awk: Include intl.h after the externally-provided files.
1304 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1306 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1307 folding a COND_EXPR_COND in a nondestructive manner.
1309 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1311 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1312 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1313 New values for vec_select definitions and bitmask for element
1316 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1318 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1319 Change the type to VEC(rtx,gc)*.
1320 (mem_loc_descriptor, add_const_value_attributes,
1321 dwarf2out_init): Adjust uses of used_rtx_varray.
1323 * tree-data-ref.c (compute_all_dependences): Change the type
1324 of dependence_relations to VEC(ddr_p,heap)**.
1325 (compute_data_dependences_for_loop): Change the type of
1326 allrelations to VEC(ddr_p,heap)*.
1328 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1330 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1331 system.h, coretypes.h and tm.h.
1332 (options.o): Update dependencies accordingly.
1333 * optc-gen.awk: Allow header_name to be a list of filenames.
1334 Handle the "Condition" flag.
1335 * opts.h (CL_DISABLED): New flag.
1336 * opts.c (handle_option): Print an error for CL_DISABLED options.
1337 * doc/options.texi: Document the "Condition" option flag.
1339 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1341 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1343 2005-05-15 Roger Sayle <roger@eyesopen.com>
1345 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1346 check for TREE_OVERFLOW on INTEGER_CST trees.
1347 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1348 CONSTANT_CLASS_P tree nodes.
1350 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1355 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1357 Fix PR tree-optimization/21576
1359 * tree-ssa-pre.c (expression_node_pool): New pool.
1360 (comparison_node_pool): Ditto.
1361 (list_node_pool): Ditto.
1362 (pool_copy_list): New function.
1363 (phi_translate): Handle CALL_EXPR.
1364 (valid_in_set): Ditto.
1365 (create_expression_by_pieces): Ditto.
1366 (insert_into_preds_of_block): Ditto.
1367 (insert_aux): Ditto.
1368 (compute_avail): Ditto.
1369 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1370 (can_value_number_call): New function.
1371 (find_leader): Update comment.
1372 (init_pre): Create new pools.
1373 (fini_pre): Free new pools.
1374 (pass_pre): Add TODO_update_ssa for the future when we are going
1376 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1377 (set_value_handle): Ditto.
1378 (get_value_handle): Ditto.
1380 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1382 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1384 2005-05-15 Andreas Jaeger <aj@suse.de>
1386 * gcc.c (pfatal_pexecute): Remove unused local function.
1388 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1390 * optc-gen.awk: Remove excess indentation.
1391 * opth-gen.awk: Likewise.
1393 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1396 of basic_block_info. Call init_flow and find_basic_blocks
1397 before dbr_schedule if needed.
1399 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1401 * tree-optimize.c (init_tree_optimization_passes): Move
1402 pass_cd_dce in place of the last pass_dce.
1404 PR tree-optimization/21563
1405 * tree-vrp.c (compare_value): Return boolean_false_node when
1406 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1407 strictly larger than CST.
1409 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1410 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1412 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1414 (rev_cond_name) Likewise.
1415 (vax_float_literal) Likewise.
1416 * config/vax/vax.md: Likewise.
1418 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1420 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1421 registers and use them (specifically the stack pointer).
1422 * config/vax/vax.h: Use above defines right here.
1424 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1425 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1426 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1428 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1429 mostly removal of trailing spaces...
1430 * config/vax/vax-modes.def: Remove trailing whitespace.
1432 * config/vax/elf.h: Update whitespace.
1434 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1437 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1438 * fold-const.c (fold_indirect_ref_1): Avoid removing
1439 NOP_EXPRs with type qualifiers like const.
1441 2005-05-14 Jan Hubicka <jh@suse.cz>
1443 Patch by Richard Henderson:
1444 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1445 Handle RESX expressions properly.
1447 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1448 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1449 (remove_stmt_from_eh_region_fn): Likewise.
1451 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1453 (execute_warn_function_noreturn): ... here.
1454 (pass_warn_function_noreturn): New pass.
1455 * tree-pass.h (pass_warn_function_noreturn): Declare
1456 * tree-optimize.c (init_tree_optimization_passes): Move return
1457 warnings early and add noreturn warnings at place of previous
1460 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1462 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
1463 root_var_init, type_var_init): Use VEC instead of VARRAY.
1464 * tree-ssa-live.h (tree_partition_associator_d): Change the
1465 type of trees to VEC(tree,heap)*.
1466 (tpa_tree): Use VEC instead of VARRAY.
1468 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1470 * fold-const.c (div_if_zero_remainder): New function.
1471 (try_move_mult_to_index): Use it.
1473 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1475 * tree-eh.c (leh_tf_state): Change the type of dest_array to
1477 (maybe_record_in_goto_queue, lower_try_finally_onedest,
1478 lower_try_finally_copy, lower_try_finally_switch,
1479 lower_try_finally): Use VEC instead of VARRAY.
1481 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
1483 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
1484 comment regarding defined register classes.
1485 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
1487 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1489 * tree-optimize.c (init_tree_optimization_passes): Move
1490 pass_merge_phi before the first pass_dominator.
1492 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
1494 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
1497 2005-05-13 Josh Conner <jconner@apple.com>
1499 * config/arm/arm.c (arm_size_return_regs): New.
1500 (thumb_unexpanded_epilogue): replace in-line calculation
1501 of return registers with call to arm_size_return_regs.
1502 (use_return_insn): Include test of which registers are
1503 being used to hold return values, to accommodate
1504 vector return values.
1506 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
1508 * config/rs6000/sysv4.opt (mlittle): Handle.
1510 * config/rs6000/rs6000.c (rs6000_handle_option): Set
1511 target_flags_explicit when appropriate.
1513 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1515 PR middle-end/20714:
1516 * optabs.c (no_conflict_data): New struct.
1517 (no_conflict_move_test): New function.
1518 (emit_no_conflict_block): Use it.
1520 2005-05-13 Adam Nemet <anemet@lnxw.com>
1522 * doc/invoke.texi (Debugging Options): Option
1523 -fdump-translation-unit only works with C++ now.
1525 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1527 Replace calls to abort in CRIS port.
1528 * config/cris/cris.h (CRIS_ASSERT): New macro.
1529 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
1530 internal_error instead of abort.
1531 ("movsi"): Ditto. Unquote preparation statement section.
1532 ("call", "call_value"): Ditto, but use gcc_assert where
1533 appropriate. Tweak comments.
1534 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
1536 (cris_op_str): Call internal_error, not abort.
1537 (cris_print_operand): Tweak "abort" reference to "die" in comment.
1538 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
1539 (cris_notice_update_cc): Call internal_error, not abort.
1540 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
1541 (cris_emit_movem_store, cris_asm_output_symbol_ref)
1542 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
1543 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
1544 ENABLE_CHECKING-guarded abort call.
1545 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
1546 Use internal_error at end of test-chain.
1548 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1550 PR rtl-optimization/20769:
1551 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
1552 pattern emitted by expand_nl_goto_receiver.
1554 PR middle-end/20793:
1555 * integrate.c (allocate_initial_values): Update register liveness
1558 2005-05-13 Josh Conner <jconner@apple.com>
1560 * arm.c (arm_return_in_memory): Add handling for vector return types.
1562 2005-05-13 David Ung <davidu@mips.com>
1564 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
1566 * config/mips/mips.c: Add 4km alias.
1567 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
1568 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
1571 2005-05-13 Jan Hubicka <jh@suse.cz>
1573 * c-decl.c (finish_function): Suppress "control reaches end of
1574 non-void function" when "no return statement in function
1575 returning non-void" is issued.
1577 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
1578 * tree-optimize.c (pass_gimple): Kill.
1579 (init_tree_optimization_passes): Kill pass_gimple.
1580 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
1581 * tree-dump.c (dump_files): Rename .generic to .gimple.*
1583 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1585 PR rtl-optimization/20756:
1586 * basic-block.h (PROP_DEAD_INSN): Define.
1587 * flow.c (propagate_one_insn): Set during mark_set_regs call
1589 (mark_set_1): Emit a clobber when we are about to delete a dead insn
1590 that kills a live register.
1592 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
1594 * config/s390/s390.md: ("DBL"): New mode attribute.
1595 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
1596 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
1597 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
1599 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
1601 * c-format.c (check_format_arg): Handle string literals of
1602 the form &"string"[offset].
1604 * g++.dg/warn/format4.C: New testcase.
1606 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1608 * config/mips/3000.md, config/mips/4000.md,
1609 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1610 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1611 config/mips/generic.md, config/pdp11/pdp11.md,
1612 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1613 config/sh/sh-modes.def, config/sh/sh-protos.h,
1614 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1616 2005-05-13 Richard Henderson <rth@redhat.com>
1618 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1619 addition to move unless dest is a register. Do not skip
1620 instantiation in dest on addition simplification.
1622 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1624 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1625 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1626 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1628 2005-05-13 Jan Hubicka <jh@suse.cz>
1630 * basic-block.h (FOR_ALL_BB_FN): New macro.
1631 (init_flow): Initialize cfg structure.
1632 * function.c (allocate_struct_function): Do not initialize cfg structure.
1633 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1634 (build_tree_cfg): ... here.
1635 * tree-flow.h (init_empty_tree_cfg): Declare.
1637 2005-05-12 Steven Bosscher <stevenb@suse.de>
1639 Fix PR tree-optimization/21520
1640 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1641 to attempt to fold constants.
1643 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1645 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1646 only when TARGET_ADJUST_UNROLL_MAX is defined.
1647 (general_movsrc_operand): Use the C style comment.
1648 (ua_offset): Use prototype.
1650 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1652 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1653 (struct hmr_data, hoist_memory_reference, memref_del,
1654 struct fmrv_data): Removed.
1655 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1656 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1658 (find_more_ref_vops): Traverse the list of memory references.
1659 (determine_lsm_loop): Work with the list of memory references instead
1660 of traversing the hashtable.
1662 2005-05-12 Steven Bosscher <stevenb@suse.de>
1663 Stuart Hastings <stuart@apple.com>
1664 Jan Hubicka <jh@suse.cz>
1666 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1667 duplicate_eh_regions): New functions, based on old
1668 implementation removed with RTL inliner.
1669 (reachable_next_level): Modify behaviour pre-inline.
1670 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1672 * function.h (struct function): Add after_inlining flag.
1673 * tree-optimize.c (tree_rest_of_compilation): Set it.
1674 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1676 * tree-cfg.c (label_to_block_fn): Deal with cases where
1677 label was never insterted into code.
1679 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1681 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1683 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1685 Fix PR tree-optimization/21532
1686 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1687 needs to go onto the inserted_exprs list.
1689 2005-05-12 Ian Lance Taylor <ian@airs.com>
1691 * c-common.h (statement_code_p): Don't declare.
1692 (STATEMENT_CODE_P): Don't define.
1693 (INIT_STATEMENT_CODES): Don't define.
1694 * c-common.c (statement_code_p): Don't define.
1696 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1698 * config/sparc/sparc.h: Remove dead code.
1699 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1700 FIRST_PARM_OFFSET for the size of the register window area.
1701 (emit_save_regs): Rename into emit_save_or_restore_regs.
1702 Add 'action' parameter. Use 4095 as upper bound for the offset.
1703 Pass 'action' to save_or_restore_regs.
1704 (emit_restore_regs): Delete.
1705 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1706 (sparc_expand_epilogue): Likewise.
1707 * config/sparc/sparc.md (mode macro P): Move.
1708 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1709 (mov<V32:mode> expander): Move to the top of the V32 section.
1710 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1711 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1712 (sibcall_epilogue): Move.
1714 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1717 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1718 synthesizing a constant of the difference of two immediates.
1720 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1722 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1723 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1724 the alternatives using integer registers into the appropriate
1727 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1729 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1730 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1731 * bitmap.h: Fixed comments.
1733 2005-05-11 Richard Henderson <rth@redhat.com>
1736 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1737 (ia64_cannot_force_const_mem): New.
1738 (tls_symbolic_operand_type): New.
1739 (ia64_legitimate_constant_p): New.
1740 (ia64_expand_load_address): Return true on success. Improve
1741 checks for when we should not split.
1742 (ia64_expand_tls_address): New addend operand. Distribute it
1743 as appropriate to the tls_kind. Delay referencing gp.
1744 (ia64_expand_move): Split symbolic addend as necessary. Handle
1745 tls symbols with addends.
1746 * config/ia64/ia64-protos.h: Update.
1747 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1748 p0, f0, f1, and r13.
1749 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1750 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1751 (symbolic_operand splitter): Pass everything through
1752 ia64_expand_load_address and FAIL or DONE as appropriate.
1753 (load_fptr): Only accept after reload.
1754 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1755 load_symptr_low, load_ltoff_dtpmod,
1757 (load_dtprel): Only accept tls symbols.
1758 (load_dtprel64, load_dtprel22): Likewise.
1759 (load_tprel, load_tprel64, load_tprel22): Likewise.
1760 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1761 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1762 (add_dtprel14, add_dtprel22): Likewise.
1763 (add_tprel, add_tprel14, add_tprel22): Likewise.
1764 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1765 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1766 (got_symbolic_operand): Check CONST offsets.
1767 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1768 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1769 (move_operand): Don't handle tls here. Check CONST offsets.
1771 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1773 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1774 Remove hilo_operand check.
1775 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1776 * config/mips/predicates.md (hilo_operand): Delete.
1778 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1780 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1782 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1784 PR tree-optimizer/18472
1785 * tree-if-conv.c (tree_if_convert_stmt,
1786 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1788 2005-05-11 Jan Hubicka <jh@suse.cz>
1790 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1791 (GTFILES): add except.h.
1792 * except.c (eh_status): Add throw_stmt_table.
1793 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1794 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1795 lookup_stmt_eh_region_fn): Declare.
1796 (throw_stmt_node): New structure.
1797 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1798 * gengtype.c (open_base_files): Add except.h to inlines.
1799 * tree-eh.c (throw_stmt_node): Kill.
1800 (record_stmt_eh_region): Update.
1801 (add_stmt_to_eh_region_fn): Break out from ...
1802 (add_stmt_to_eh_region): ... here.
1803 (remove_stmt_from_eh_region_fn): Break out from ...
1804 (remove_stmt_from_eh_region): ... here.
1805 (lookup_stmt_eh_region_fn): Break out from ...
1806 (lookup_stmt_eh_region): ... here.
1807 (honor_protect_cleanup_actions): Use build_resx.
1808 (lower_try_finally_onedest): Likewise.
1809 (lower_try_finally_copy): Likewise.
1810 (lower_try_finally_switch): Likewise.
1811 (lower_eh_constructs): Update eh table construction.
1812 * tree.c (build_resx): New.
1813 * tree.h (build_resx): Declare.
1815 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1817 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1820 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1822 * fold-const.c, libgcov.c: Fix comment typos.
1824 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1827 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1829 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1830 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1832 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1834 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1837 * crtstuff.c: Include auto-host.h again, for now.
1839 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1841 * config/mips/24k.md: Remove trailing whitespace.
1843 2005-05-11 David Ung <davidu@mips.com>
1845 * config/mips/mips.md (type): Add imul3.
1846 (length, hazard, may_clobber_hilo): Check for imul3.
1847 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1848 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1849 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1850 for a 3 operand mul and its bypasses.
1851 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1852 * config/mips/4000.md (r4k_imul): Likewise.
1853 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1854 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1855 (vr4130_muldi): Likewise.
1856 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1857 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1858 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1859 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1860 (ir_vr54_imadd_si): Likewise.
1861 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1862 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1863 (rm7_impy_di): Likewise.
1864 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1865 * config/mips/generic.md (generic_imul): Likewise.
1866 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1867 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1869 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1871 PR middle-end/20371:
1872 * tree.h (record_layout_info_s): New member prev_packed.
1873 * stor-layout.c (update_alignment_for_field): Fix comment about
1874 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1875 we start it properly aligned.
1876 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1877 to update_alignment_for_field, and recompute it afterwards using
1878 the alignment of the record.
1879 When a packed bitfield precedes an MS bitfield, don't add padding
1880 at the end of the packed bitfield on behalf of the base type of
1881 the packed bit field.
1882 Don't adjust rli->bitpos at the end
1883 of an MS bitfield run if we already adjusted bitpos/offset for an
1884 alignment as large or larger than the bitfield type size.
1885 Take possible record alignment > BIGGEST_ALIGNMENT into account
1886 when calculating actual_align.
1887 Only put packed buit fields into rli->prev_field if they end up
1889 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1890 Update rli->remaining_in_alignment when we have already started a
1891 run of bit fields and we process a packed bit field.
1893 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1895 * tree-data-ref.c (find_data_references_in_loop): Give up when
1896 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1897 may embed arbitrary side effects.
1898 Remove the assumption that GIMPLE form contains a single array
1899 access per statement.
1900 When the statement contains virtual operands, fail if it is not
1901 a MODIFY_EXPR or a CALL_EXPR.
1902 Return after the dont know node is inserted.
1904 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1906 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1908 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1911 PR tree-optimization/19639
1912 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
1913 and generic summands for char* as s * delta, too, folding &a[i]
1914 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
1915 for comparison of steps. Convert types for index addition.
1916 (fold_binary): Adjust the callers to always dispatch to
1917 try_move_mult_to_index.
1918 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
1919 expr with non-gimple ARRAY_REF offset.
1921 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1923 * fold-const.c (fold_indirect_ref_1): Avoid removing
1924 NOP_EXPRs with type qualifiers like const.
1926 2005-05-11 Richard Henderson <rth@redhat.com>
1929 * c-decl.c (finish_decl): Propagate the completed array type of
1930 a global variable into the binding.
1932 2005-05-10 Matt Kraai <kraai@ftbfs.org>
1934 * Makefile.in (gtype-desc.o, build/genautomata.o)
1935 (build/varray.o): Depend on $(VARRAY_H).
1937 2005-05-10 Diego Novillo <dnovillo@redhat.com>
1939 * tree-optimize.c (init_tree_optimization_passes): Re-organize
1940 optimization passes to do an initial batch of scalar cleanups.
1942 2005-05-10 Ian Lance Taylor <ian@airs.com>
1944 * read-rtl.c (struct macro_traverse_data): Define.
1945 (map_attr_string): New static function, broken out of
1946 apply_macro_to_string.
1947 (mode_attr_index, apply_mode_maps): New static functions.
1948 (apply_macro_to_string): Call map_attr_string.
1949 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
1951 (apply_macro_traverse): Expect data to point to a struct
1952 macro_traverse_data.
1953 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
1954 to pass data through htab_traverse.
1955 (read_rtx_1): Add mode_maps parameter. Change all callers.
1956 Handle mode names which are attribute strings.
1957 * doc/md.texi (Substitutions): Rename from String Substitutions.
1958 Change references. Document using attributes as modes.
1960 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1962 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
1963 * tree-optimize.c (init_tree_optimization_passes) Swap
1964 pass_ch and pass_profile.
1965 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
1966 here. Remove rewrite_into_loop_closed_ssa call.
1968 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1970 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
1972 (legitimate_reload_constant_p): Add check for const double zero.
1973 * config/s390/s390.md: Add comment for constraint letter 'G'.
1974 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
1975 attributes for new case.
1976 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
1977 s390_const_double_ok_for_constraint_p.
1978 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
1981 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1983 PR tree-optimization/21170
1984 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
1985 rewrite_ssa_into_ssa in comments with update_ssa.
1987 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1989 * tree-ssa-loop-im.c: Include hashtab.h.
1990 (struct mem_ref_loc): New.
1991 (struct mem_ref): Describe the set of references with the same
1993 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
1994 maybe_queue_var, fem_single_reachable_address,
1995 for_each_memref, single_reachable_address,
1996 is_call_clobbered_ref, determine_lsm_reg): Removed.
1997 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
1998 hoist_memory_reference, memref_hash, memref_eq, memref_del,
1999 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2001 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2002 (determine_lsm_loop): Rewritten.
2003 (determine_lsm): Do not set stmt uids.
2005 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2007 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2010 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2012 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2013 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2014 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2016 2005-05-10 Jeff Law <law@redhat.com>
2018 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2019 thread_across_edge for any abnormal edges.
2021 2005-05-10 Richard Henderson <rth@redhat.com>
2023 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2024 * config/ia64/ia64-protos.h: Declare it.
2025 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2026 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2027 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2028 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2029 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2030 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
2031 extend result; use release semantics.
2032 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2033 (sync_val_compare_and_swap_<IMODE>): Update to match.
2035 2005-05-10 Richard Henderson <rth@redhat.com>
2037 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2038 before comparing it for success.
2040 2005-05-10 Richard Henderson <rth@redhat.com>
2042 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2043 no return value pattern.
2045 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
2046 H.J. Lu <hongjiu.lu@intel.com>
2048 * libgcov.c (create_file_directory): New function. Create
2049 directory for the given file name.
2050 (gcov_max_filename): New static var. Keeps size of the longest
2052 (gcov_exit): Always try to create directory for output
2053 file. Relocate each filename basing on environment vars.
2054 (__gcov_init): Remember the longest file name.
2055 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2056 * doc/gcov.texi (Cross-profiling): New node documenting
2057 cross-profiling management.
2058 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2060 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2062 * config/sparc/sparc.c (mem_min_alignment): Do not rely
2063 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2065 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2067 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2068 case code to avoid one move instruction.
2069 (__umodsi3, __modsi3): Merge duplicated code sequences.
2071 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2073 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2074 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2075 * doc/invoke.texi: Fix typos.
2077 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2078 init_data_ref, access_functions_are_affine_or_constant_p,
2079 free_data_refs): Use VEC instead of VARRAY.
2080 * tree-data-ref.h (data_reference): Change the type of
2081 access_fns to VEC(tree,gc)*.
2082 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2084 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2087 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2088 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2089 (contains_label_1, contains_label_p): New functions for checking
2090 labels in a sub-tree.
2092 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2095 * c-decl.c (pushdecl): When there is a declaration in the current
2096 scope and the declarations are external linkage, check for
2097 compatibility with the type in the external scope and update the
2098 type in the external scope with the composite type information.
2099 Do not form a composite type of the new type and the visible type
2100 if they are incompatible.
2102 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2104 * crtstuff.c: Revert part of 2005-05-08 Change.
2105 (IN_LIBGCC2): Define.
2107 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2109 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2110 remove redundant test.
2111 (fp_mov_p): Accept 0.
2112 (fp_high_losum_p): Remove redundant test.
2113 * config/sparc/predicates.md (const_high_operand): Explicitly test
2114 (not small_int_operand).
2115 (fp_const_high_losum_operand): New.
2116 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2117 (movdi_insn_sp32_v9): Use canonical predicates.
2118 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2119 (movdi_insn_sp64_novis): Delete.
2120 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2121 (movsf_insn_novis): Delete.
2122 (movsf_insn_vis): Rename into movsf_insn.
2123 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2124 (movsf_lo_sum): Use fp_const_high_losum_operand.
2125 (movsf_high): Likewise.
2126 (movsf_high_losum splitter): Likewise.
2127 (mov<V32:mode> expander): Use register_or_zero_operand.
2128 (mov<V64:mode> expander): Likewise.
2129 (movdf_insn_sp32): Use register_or_zero_operand.
2130 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2131 Rename into movdf_insn_sp32_no_fpu.
2132 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2133 Rename into movdf_insn_sp32_v9_no_fpu.
2134 (movdf_insn_v9only_novis): Delete.
2135 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2136 (movdf_insn_sp64_novis): Delete.
2137 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2138 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2139 Rename into movdf_insn_sp64_no_fpu.
2140 (movtf expander): Use register_or_zero_operand.
2141 (movtf_insn_sp32): Delete.
2142 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2143 Rename into movtf_insn_sp32.
2144 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2145 Rename into movtf_insn_sp32_no_fpu.
2146 (movtf_insn_hq_sp64): Delete.
2147 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2148 Rename into movtf_insn_sp64_hq.
2149 (movtf_insn_sp64): Delete.
2150 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2151 Rename into movtf_insn_sp64.
2152 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2153 Rename into movtf_insn_sp64_no_fpu.
2155 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2157 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2158 gcc_assert and gcc_unreachable as appropriate.
2159 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2160 xstormy16_output_cbranch_si, xstormy16_split_move,
2161 xstormy16_initial_elimination_offset,
2162 xstormy16_encode_section_info, xstormy16_print_operand_address,
2163 xstormy16_expand_call, xstormy16_expand_arith,
2164 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2166 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2168 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2169 const_copies to VEC(tree,heap)*.
2170 (new_elim_graph, delete_elim_graph, elim_graph_size,
2171 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2174 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2177 * doc/extend.texi (Type Attributes): Correct example syntax.
2179 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2182 * doc/invoke.texi (-Wuninitialized): Update documentation.
2184 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2186 * arm.c (const_ok_for_arm): Use a faster algorithm.
2188 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2191 * config/rs6000/rs6000.md (add_op2): New.
2192 (add<mode>3): Use it.
2194 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2196 * arm.c (arm_gen_constant): Add new heuristic for generating
2197 constant integers that can be expressed as the difference of two
2200 2005-05-09 Roger Sayle <roger@eyesopen.com>
2202 * c-tree.h (parser_build_unary_op): New prototype.
2203 * c-typeck.c (parser_build_unary_op): New function to construct
2204 a unary operation in the C parser.
2205 * c-parser.c (c_parser_unary_expression): Use the new function
2206 parser_build_unary_op when appropriate.
2208 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2211 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2212 before outputting DWARF_FRAME_RETURN_COLUMN.
2214 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2216 * config/s390/s390.c: (s390_branch_condition_mask,
2217 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2218 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2219 legitimize_pic_address, s390_emit_tls_call_insn,
2220 legitimize_tls_address, legitimize_tls_address,
2221 s390_expand_addcc, print_shift_count_operand, print_operand,
2222 addr_generation_dependency_p, annotate_constant_pool_refs,
2223 s390_split_branches, find_constant_pool_ref,
2224 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2225 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2226 s390_output_pool_entry, s390_function_value,
2227 s390_call_saved_register_used, s390_emit_call): Replace
2228 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2229 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2230 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2231 get_some_local_dynamic_name, s390_function_arg_size,
2232 s390_function_arg_advance, s390_function_arg,
2233 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2234 default case by gcc_unreachable.
2235 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2236 conditional abort by gcc_assert.
2237 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2238 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2240 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2242 * config/s390/s390.c: (s390_decompose_address,
2243 tls_symbolic_operand, legitimate_pic_operand_p,
2244 legitimate_constant_p, legitimate_reload_constant_p,
2245 s390_expand_plus_operand, legitimate_address_p,
2246 legitimate_la_operand_p, ): Remove 'register' from signature.
2247 (symbolic_reference_mentioned_p,
2248 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2249 variable declarations.
2250 (legitimize_address): Remove 'register' from
2251 signature and local variable declarations.
2253 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2255 * config/s390/s390-protos.h: (s390_match_ccmode,
2256 s390_match_ccmode_set, reg_used_in_mem_p,
2257 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2258 legitimate_la_operand_p, preferred_la_operand_p,
2259 s390_short_displacement, addr_generation_dependency_p,
2260 legitimate_reload_constant_p, legitimate_address_p): Change return type
2262 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2263 * config/s390/s390.c: (s390_match_ccmode,
2264 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2265 legitimate_reload_constant_p): Change return type into 'bool'.
2266 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2267 Likewise. Additionally adapted comment.
2268 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2269 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2270 (s390_decompose_address): Change the type of the internal flags
2271 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2272 (struct s390_address): Change type of "pointer" into bool.
2273 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2274 Adapt calls for 's390_tm_ccmode' to the new signature.
2276 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2278 * config/s390/s390.c: (s390_match_ccmode_set,
2279 s390_branch_condition_mnemonic, s390_short_displacement,
2280 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2281 print_shift_count_operand, get_some_local_dynamic_name,
2282 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2283 addr_generation_dependency_p, s390_split_branches,
2284 annotate_constant_pool_refs, find_constant_pool_ref,
2285 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2286 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2287 s390_register_info, s390_frame_info, s390_init_frame_layout,
2288 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2289 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2290 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2291 s390_encode_section_info, s390_cannot_force_const_mem,
2292 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2293 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2294 s390_adjust_priority, s390_issue_rate,
2295 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2296 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2297 s390_build_builtin_va_list, s390_gimplify_va_arg,
2298 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2299 s390_pass_by_reference, s390_fixed_condition_code_regs,
2300 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2301 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2302 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2303 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2304 s390_find_constant, s390_add_execute, s390_find_execute,
2305 s390_execute_label, s390_execute_target, s390_dump_pool,
2306 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2307 Move target macro definitions to the end of the file. Move several
2308 functions within the file to assure correct compiling.
2310 2005-05-09 Steven Bosscher <stevenb@suse.de>
2312 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2313 (fixup_tail_calls): ...here. Only look at insns between the
2314 start of the function and the FUNCTION_BEG insn note.
2316 * gcse.c (one_cprop_pass): Fix typos in dumps.
2318 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2320 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2322 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2323 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2324 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2325 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2327 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2328 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2329 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2332 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2334 * config/s390/s390.md: ("gf") New mode attribute.
2335 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2336 "fixuns_truncsfsi2"): Merge.
2337 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2338 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2339 "fix_truncsfsi2_ieee"): Merge.
2341 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2343 * config/s390/s390.md: ("FPR") New mode macro.
2344 ("de", "dee"): New mode attributes.
2345 ("cmpdf", "cmpsf"): Merge.
2346 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2347 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2348 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2349 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2350 ("floatdidf2", "floatdisf2"): Merge.
2351 ("adddf3", "addsf3"): Merge.
2352 ("*adddf3", "*addsf3"): Merge.
2353 ("*adddf3_cc", "*addsf3_cc"): Merge.
2354 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2355 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2356 ("subdf3", "subsf3"): Merge.
2357 ("*subdf3", "*subsf3"): Merge.
2358 ("*subdf3_cc", "*subsf3_cc"): Merge.
2359 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2360 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2361 ("muldf3", "mulsf3"): Merge.
2362 ("*muldf3", "*mulsf3" "): Merge.
2363 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2364 ("*fmadddf", "*fmaddsf"): Merge.
2365 ("*fmsubdf", "*fmsubsf"): Merge.
2366 ("divdf3", "divsf3"): Merge.
2367 ("*divdf3", "*divsf3"): Merge.
2368 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2369 ("negdf2", "negsf2"): Merge.
2370 ("*negdf2_cc", "*negsf2_cc"): Merge.
2371 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2372 ("*negdf2", "*negsf2"): Merge.
2373 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2374 ("absdf2", "abssf2"): Merge.
2375 ("*absdf2_cc", "*abssf2_cc"): Merge.
2376 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2377 ("*absdf2", "*abssf2"): Merge.
2378 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2379 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2380 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2381 ("*negabsdf2", "*negabssf2"): Merge.
2382 ("sqrtdf2", "sqrtsf2"): Merge.
2384 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2386 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2388 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2389 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2390 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2391 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2393 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2394 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2395 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2396 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2397 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2398 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2399 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2400 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2401 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2402 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2403 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2404 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2405 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2406 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2407 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2408 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2410 ("*divsf3"): Additionally rename second pattern to
2412 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2413 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2414 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2415 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2416 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2417 'type values' and rename 'type' value.
2418 ("*addsf3"): Additionally rename second pattern to
2421 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2423 * config/s390/s390.md: ("SHIFT"): New mode macro.
2424 ("lr", "shift"): New mode attributes.
2425 ("ashldi3", "lshrdi3"): Merge.
2426 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2427 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2428 ("ashlsi3", "lshrsi3"): Merge.
2430 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2432 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2434 ("E", "g"): New mode attributes.
2435 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2436 ("*adddi3_alc", "*addsi3_alc"): Merge.
2437 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2438 ("*subdi3_slb", "*subsi3_slb"): Merge.
2439 ("adddicc", "addsicc"): Merge.
2440 ("*sconddi", "*scondsi"): Merge.
2441 ("*sconddi_neg", "*scondsi_neg"): Merge.
2442 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2443 ("negdi2", "negsi2"): Extract expander pattern from
2444 "negsi2" and merge with "negdi2".
2445 ("*negdi2"): Merge with instruction pattern of "negsi2".
2446 ("*negdi2_cc", "*negsi2_cc"): Merge.
2447 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2448 ("rotldi3", "rotlsi3"): Merge.
2450 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2452 * config/s390/s390.md: ("hc"): New mode attribute.
2453 ("extendhidi2", "extendqidi2"): Merge.
2454 ("*extendhidi2", "*extendqidi2"): Merge.
2455 ("extendhisi2", "extendqisi2"): Merge.
2456 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
2457 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
2458 Merged 2 define_split.
2459 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
2460 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2462 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2464 * config/s390/s390.md: ("COMPARE"): New mode macro.
2465 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
2466 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
2467 "bungt", "bunle", "bunge", "bltgt"): Merge.
2469 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2471 * config/s390/s390.md: ("INT"): New mode macro.
2472 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
2475 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2477 * config/s390/s390.md: ("GPR", "P"): New mode macros.
2478 ("cmpdi", "cmpsi"): Merge.
2479 ("strlendi", "strlensi"): Merge.
2480 ("*strlendi", "*strlensi"): Merge.
2481 ("movmemdi", "movmemsi"): Merge.
2482 ("clrmemdi", "clrmemsi"): Merge.
2484 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2486 * config/s390/s390.md: ("HQI"): New mode macro.
2487 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
2488 ("*tmhi_full", "*tmqi_full"): Merge.
2489 ("*tsthiCCT", "*tstqiCCT"): Merge.
2490 ("*tsthi", "*tstqi"): Merge.
2491 ("*tsthi_cconly", "tstqi_cconly"): Merge.
2492 ("*sethighhisi", "*sethighqisi"): Merge.
2494 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2496 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
2497 config/alpha/unicosmk.h, config/arc/arc.md,
2498 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
2499 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
2500 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
2501 config/arm/semi.h, config/arm/uclinux-elf.h,
2502 config/arm/wince-pe.h, config/fr30/fr30.c,
2503 config/rs6000/altivec.h: Update copyright.
2505 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2507 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
2508 gcc_assert and gcc_unreachable as appropriate.
2509 (pdp11_output_function_epilogue, output_move_double,
2510 output_move_quad, print_operand_address, output_jump,
2511 output_addr_const_pdp11): Likewise.
2512 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
2513 ASM_OUTPUT_ALIGN): Likewise.
2514 * config/pdp11/pdp11.md: Likewise.
2515 (extendhisi2, subhi3, subqi3): Likewise.
2517 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2520 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
2523 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2525 * config/ia64/ia64.c: Fix a comment typo.
2527 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
2530 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
2531 (arm_override_options): Use them instead of manifest constants. Don't
2532 allow -march to override the -mtune setting.
2534 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2536 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
2537 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
2538 (function_arg_advance, function_arg, save_restore_insns,
2539 iq2000_expand_prologue, iq2000_output_conditional_branch,
2540 expand_one_builtin, print_operand):
2541 * config/iq2000/iq2000.md (tablejump): Likewise.
2543 2005-05-09 David Ung <davidu@mips.com>
2545 * config/mips/mips.h (processor_type): Add names for the 24K.
2546 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
2548 * config/mips/mips.md (cnv_mode): New attribute for recording the
2549 conversion types of float convert insns.
2550 (cpu): Add 24k and 24kx.
2551 (include): Include 24k.md file.
2552 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
2553 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
2554 (floatdisf2): Setup cnv_mode.
2555 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
2557 * config/mips/24k.md: New file, contains 24k DFA pipeline
2560 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2562 * config/sh/sh.c (print_operand_address): Use gcc_assert and
2563 gcc_unreachable as appropriate.
2564 (print_operand, prepare_move_operands, prepare_scc_operands,
2565 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
2566 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
2567 fixup_mova, gen_far_branch, sh_reorg, split_branches,
2568 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
2569 sh_set_return_address, sh_setup_incoming_varargs,
2570 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
2571 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
2572 check_use_sfunc_addr): Likewise.
2573 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
2574 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2575 * config/sh/symbian.c (sh_symbian_mark_dllexport,
2576 sh_symbian_mark_dllimport): Likewise.
2577 * config/sh/sh.md: Likewise.
2578 (movdicc, call_pop, call_value_pop, casesi_worker_1,
2579 casesi_worker_2, casesi_shift_media, casesi_load_media,
2580 return_media): Likewise.
2582 2005-05-08 Roger Sayle <roger@eyesopen.com>
2585 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
2588 2005-05-08 Richard Henderson <rth@redhat.com>
2590 * config/alpha/alpha.c (adjust_address): Fix typo last change.
2592 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2594 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
2595 and -1 can happen in reg_renumber when no hard register is assigned.
2597 2005-05-08 Steven Bosscher <stevenb@suse.de>
2598 Kazu Hirata <kazu@cs.umass.edu>
2600 PR tree-optimization/14841, tree-optimization/15838
2601 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2602 (evaluate_stmt): Call it.
2604 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2606 * config/ia64/ia64.c (ia64_override_options): Don't set
2607 ia64_flag_var_tracking and clear flag_var_tracking here...
2608 (ia64_file_start): ... but here.
2610 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2612 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2613 and gcc_unreachable as appropriate.
2614 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2615 m68hc11_gen_highpart, print_operand, print_operand_address,
2616 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2617 m68hc11_gen_movhi): Likewise.
2618 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2619 * config/m68hc11/m68hc11.md: Reword comment.
2621 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2624 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2627 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2629 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2630 the 68HC12 address indirect addressing mode as it is not supported by
2632 * config/m68hc11/m68hc11-protos.h
2633 (m68hc11_valid_addressing_p): Declare.
2634 (m68hc11_add_mode): Declare.
2635 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2636 register_indirect_p and export it.
2637 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2638 instruction so that it is part of the good BB.
2639 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2640 addressing with movw.
2641 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2643 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2644 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2645 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2647 ("*movhi_68hc12"): Handle movhi_const0.
2648 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2649 ("*subhi3_zext"): Likewise.
2651 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2654 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2655 operand 1 and fix constraints.
2656 ("mulqihi3"): Use general_operand for operand 2.
2658 2005-05-08 Julian Brown <julian@codesourcery.com>
2659 H.J. Lu <hongjiu.lu@intel.com>
2660 Paul Brook <paul@codesourcery.com>
2662 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2663 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2664 20050308/2.16.0 or newer for comdat group.
2665 * configure: Regenerated.
2666 * config.in: Regenerated.
2667 * varasm.c (default_function_rodata_section): Put .rodata section in
2668 COMDAT group when necessary.
2669 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2671 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2674 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2676 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2678 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2679 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2680 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2681 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2683 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2686 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2687 64-bit constants on 64-bit hosts.
2688 (m68hc11_split_logical): Simplify.
2689 (m68hc11_split_move): Likewise.
2691 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2692 Paolo Bonzini <bonzini@gnu.org>
2694 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2695 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2696 * configure.ac (enable_checking): Fix typos in runtime_checking.
2697 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2698 (xm_file): Prepend auto-host.h
2699 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2700 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2702 * crtstuff.c: Do not include auto-host.h.
2703 (IN_LIBGCC2): Do not define.
2704 * gcov-io.h: Include tconfig.h, not auto-host.h.
2705 * libgcc2.c: Do not include auto-host.h.
2706 (abort): Do not undefine.
2707 * libgcov.c: Remove unneeded comment about config.h.
2708 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2709 * config.in, configure: Regenerated.
2711 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2712 Falk Hueffner <falk@debian.org>
2714 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2715 and gcc_unreachable as appropriate.
2716 (get_aligned_mem, get_unaligned_address,
2717 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2718 alpha_emit_setcc, alpha_emit_conditional_move,
2719 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2720 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2721 alpha_expand_unaligned_load, alpha_expand_block_move,
2722 alpha_expand_zap_mask, get_trap_mode_suffix,
2723 get_round_mode_suffix, get_some_local_dynamic_name,
2724 print_operand_address, function_arg, alpha_return_in_memory,
2725 function_value, alpha_expand_builtin,
2726 alpha_initial_elimination_offset, alpha_expand_epilogue,
2727 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2728 alphaev5_next_group, alpha_align_insns,
2729 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2730 unicosmk_ssib_name): Likewise.
2731 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2732 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2733 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2734 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2735 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2736 * config/alpha/alpha.md (*divmodsi_internal_er,
2737 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2738 call_nt, call_umk, call_vms, call_value, sibcall_value,
2739 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2740 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2741 * config/alpha/predicates.md (input_operand): Likewise.
2743 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2745 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2746 gcc_unreachable, as appropriate.
2747 (frv_function_prologue, frv_alloc_temp_reg,
2748 frv_initial_elimination_offset, frv_expand_block_move,
2749 frv_expand_block_clear, frv_print_operand_jump_hint,
2750 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2751 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2752 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2753 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2754 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2755 frv_in_small_data_p, frv_asm_out_constructor,
2756 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2757 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2758 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2759 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2760 sibcall_value, casesi): Likewise.
2762 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2763 gcc_unreachable as appropriate.
2764 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2765 expand_epilogue, notice_update_cc, initial_offset,
2766 mn10300_address_cost_1): Likewise.
2767 * config/mn10300/mn10300.md: Likewise.
2768 (absdf2, abssf2, negdf2, negsf2): Likewise.
2770 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2773 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2775 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2776 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2777 including sunge_<mode> and sungt_<mode>.
2779 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2781 * integrate.h (get_hard_reg_initial_val): Change type of register
2782 parameter from int to unsigned int.
2783 (has_hard_reg_initial_val): Likewise.
2784 * integrate.c (get_hard_reg_initial_val): Likewise.
2785 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2787 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2789 * except.c (eh_status): Change the type of ttype_data to
2791 (add_ttypes_entry, assign_filter_values,
2792 output_function_exception_table): Use VEC instead of VARRAY.
2794 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2796 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2798 2005-05-07 Paul Brook <paul@codesourcery.com>
2800 * Makefile.in: Fix dependencies.
2801 (GCOV_IO_H, VARRAY_H): Set.
2803 2005-05-07 Anthony Green <green@redhat.com>
2806 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2807 x$STMP_FIXPROTO test.
2808 * configure: Rebuilt.
2810 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2812 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2813 inappropriate feature test macros if flag_iso.
2815 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2817 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2819 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2822 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2823 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2824 Handle moved operand being in special register.
2825 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2826 presumed working insn.
2827 (mover2side): Add FIXME.
2829 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2831 * integrate.c (get_func_hard_reg_initial_val): Delete.
2832 (has_func_hard_reg_initial_val): Delete.
2833 (get_hard_reg_initial_val): Inline the old implementation of
2834 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2835 instead of has_func_hard_reg_initial_val to test for an existing
2836 pseudo. Only create an rtx if a new initial value entry is needed.
2837 (has_hard_reg_initial_val): Scan the initial value list directly.
2838 Don't create an rtx.
2840 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2842 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2844 * config.in (HAVE_AS_POPCNTB): New.
2845 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2846 (HAVE_AS_POPCNTB): New.
2847 * configure: Regenerated.
2848 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2849 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2850 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2851 and rs6000_sched_costly_dep.
2852 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2853 (TARGET_XL_COMPAT): Delete.
2854 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2855 (popcount<mode>2): New.
2856 (popcntb<mode>2): New.
2857 * config/rs6000/rs6000.opt (mpopcntb): New.
2859 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2860 if variable name exists.
2862 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2864 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2866 2005-05-07 Richard Henderson <rth@redhat.com>
2869 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2870 with constant offsets.
2872 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2874 * config/v850/v850.c (print_operand): Use gcc_assert and
2875 gcc_unreachable, as appropriate.
2876 (print_operand_address, v850_handle_data_area_attribute,
2877 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2878 v850_insert_attributes, construct_prepare_instruction): Likewise.
2879 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2880 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2882 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2884 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2885 config/rs6000/rs6000.h: Fix comment typos.
2887 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2889 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2890 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2891 (mips_scalar_mode_supported_p): Delete.
2893 2005-05-06 Eric Christopher <echristo@redhat.com>
2895 * config/mips/mips.opt: Remove -mint64 option.
2896 * config/mips/mips.c (override_options): Remove -mint64
2898 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2899 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2900 64-bit integer handling.
2901 * doc/invoke.texi (Option Summary): Remove -mint64 for
2904 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2906 PR tree-optimization/19401
2907 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2908 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2909 (estimated_unrolled_size): New function.
2910 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2911 tree_unroll_loops_completely): Always unroll loops if the code size
2913 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
2914 loops should be unrolled completely.
2915 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
2917 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2919 PR rtl-optimization/21254
2920 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
2921 assumptions for loops that otherwise do not roll.
2922 (find_simple_exit): Prefer # of iterations that is guaranteed
2924 * loop-unroll.c (decide_peel_once_rolling,
2925 decide_peel_completely): Check whether the loop is infinite.
2927 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
2929 * config/rs6000/sysv4.opt: Fix typo.
2931 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
2932 Jakub Jelinek <jakub@redhat.com>
2935 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
2936 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
2937 Don't use rep; movs{l,q} if the repetition count is really small,
2938 instead use a sequence of movs{l,q} instructions.
2940 2005-05-06 Jeff Law <law@redhat.com>
2942 PR tree-optimization/21380
2943 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
2944 thread through a block with no preds.
2946 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
2948 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
2949 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
2950 add_call_read_ops): Use VEC instead of VARRAY.
2952 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2954 * config/mcore/mcore.c (mcore_print_operand_address): Use
2955 gcc_assert and gcc_unreachable as appropriate.
2956 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
2957 mcore_output_andn, output_inline_const, mcore_output_move,
2958 mcore_output_movedouble, mcore_expand_block_move,
2959 layout_mcore_frame, mcore_initial_elimination_offset,
2960 mcore_expand_prolog, mcore_mark_dllexport,
2961 mcore_mark_dllimport): Likewise.
2962 * config/mcore/mcore.h (switch_to_section): Likewise.
2963 * config/mcore/mcore.md: Likewise.
2965 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
2967 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
2968 TARGET_PROFILE_KERNEL.
2970 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
2971 TARGET_PROFILE_KERNEL use.
2973 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2975 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
2976 and gcc_unreachable, as appropriate.
2977 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
2978 m32r_expand_prologue, m32r_output_function_epilogue,
2979 m32r_legitimize_pic_address, m32r_print_operand_address,
2980 emit_cond_move, m32r_function_symbol,
2981 m32r_output_block_move): Likewise.
2982 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2983 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
2984 *rev_zero_branch_insn): Likewise.
2986 2005-05-06 Jakub Jelinek <jakub@redhat.com>
2989 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
2990 if both NEWDECL and OLDDECL are already weak.
2992 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
2994 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2996 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
2997 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3002 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
3003 David Edelsohn <edelsohn@gnu.org>
3005 * config.gcc: Add .opt magic for the rs6000 ports.
3007 * doc/invoke.texi: Document -mabi= option properly. Document
3008 -misel and -mno-sel. Document -mspe and -mno-spe. Document
3009 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
3012 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
3013 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
3016 * config/rs6000/aix.opt: New.
3017 * config/rs6000/aix41.opt: New.
3018 * config/rs6000/aix64.opt: New.
3019 * config/rs6000/darwin.opt: New.
3020 * config/rs6000/linux64.opt: New.
3021 * config/rs6000/rs6000.opt: New.
3022 * config/rs6000/sysv4.opt: New.
3024 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3025 associated TARGET_*. Remove SUBTARGET_OPTIONS,
3027 Define TARGET_USES_SYSV4_OPT.
3028 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3029 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
3030 TARGET_USES_AIX64_OPT.
3031 * config/rs6000/aix51.h: Same.
3032 * config/rs6000/aix52.h: Same.
3033 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3034 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3035 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3036 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3037 * config/rs6000/linux64.h: Use
3038 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
3040 * config/rs6000/rs6000.c: Remove definitions of
3041 rs6000_sched_restricted_insns_priority,
3042 rs6000_long_double_size_string, rs6000_altivec_vrsave,
3043 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3044 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3045 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3046 rs6000_alignment_string. Define rs6000_explicit_options.
3047 (rs6000_parse_abi_options): Remove.
3048 (rs6000_parse_alignment_option): Remove.
3049 (rs6000_parse_float_gprs_option): Remove.
3050 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
3051 TARGET_DEFAULT_TARGET_FLAGS.
3052 (rs6000_override_options): Revamp to use new .opt machinery.
3054 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3055 of new .opt machinery. Remove target_flags. Redefine
3056 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
3057 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3058 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3059 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3060 rs6000_longcall_switch, rs6000_default_long_calls,
3061 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3062 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3063 TARGET_ALTIVEC_VRSAVE.
3065 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3067 * config.gcc (hppa1.1-*-rtems*): Remove.
3068 * config/pa/rtems.h: Remove.
3070 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3072 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3073 Exclude roe/603e multilib variants.
3075 2005-05-04 Denis Chertykov <denisc@overta.ru>
3078 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3081 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3083 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3084 arm/pe.opt to $extra_options.
3085 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3086 (target_float_abi_name, target_float_switch, target_abi_name)
3087 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3088 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3089 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3090 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3091 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3092 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3093 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3094 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3095 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3096 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3097 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3098 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3099 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3100 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3101 (arm_pic_register_string): Delete.
3102 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3104 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3105 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3106 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3107 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3108 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3109 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3110 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3111 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3112 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3113 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3114 (SUBTARGET_SWITCHES): Delete.
3115 * config/arm/arm.c (target_float_switch): Delete.
3116 (arm_cpu_select): Moved from config/arm/arm.h.
3117 (target_fpu_name, target_fpe_name, target_float_abi_name)
3118 (target_abi_name, structure_size_string, arm_pic_register_string)
3119 (arm_select): Make static.
3120 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3121 (arm_handle_option): New function.
3122 (arm_override_options): Update target_flags checks for new mask names.
3123 Remove target_float_switch code.
3124 (arm_expand_prologue, thumb_expand_prologue): Check
3125 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3126 * config/arm/arm.opt, config/arm/pe.opt: New files.
3128 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3130 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3131 gcc_unreachable as appropriate.
3132 (arc_double_limm_p, arc_setup_incoming_varargs,
3133 arc_compute_function_type, arc_output_function_prologue,
3134 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3135 output_shift, arc_print_operand, arc_print_operand_address,
3136 arc_final_prescan_insn): Likewise.
3137 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3139 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3141 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3146 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3147 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3148 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3149 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3150 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3151 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3152 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3153 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3155 2005-05-05 Paul Brook <paul@codesourcery.com>
3157 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3158 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3159 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3160 and tree-data-ref.h with *_H variables.
3162 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3164 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3166 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3168 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3170 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3172 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3174 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3176 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3177 setting of vrsave register for current function after
3178 call to save_world is emitted.
3180 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3182 * config/mmix/predicates.md: New file.
3183 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3184 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3185 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3186 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3187 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3189 * config/mmix/mmix.md: Include predicates.md.
3190 ("call", "call_value"): Force address to register if it isn't a
3191 mmix_symbolic_or_address_operand.
3193 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3195 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3196 the flags are of appropriate types.
3197 (num_ssa_operands): Generalize using the generic interface.
3198 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3201 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3203 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3204 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3206 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3208 * tree-outof-ssa.c (edge_leader, stmt_list,
3209 analyze_edges_for_bb): Use VEC instead of VARRAY.
3210 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3211 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3212 fini_analayze_edges_for_bb.
3214 2005-05-04 James E Wilson <wilson@specifixinc.com>
3217 * gcc.c (process_command): In the second argv scan loop, ignore
3218 Xassembler and Xpreprocessor, along with their argument.
3220 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3222 * tree-flow-inline.h, tree-ssa-operands.c,
3223 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3224 Likewise. tree-vn.c: Fix comment typos.
3225 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3227 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3229 * doc/tm.texi (Target Hooks): Document
3230 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3232 2005-05-04 Paul Brook <paul@codesourcery.com>
3234 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3236 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3238 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3239 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3242 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3243 get_expansion, expand_var_during_unrolling,
3244 insert_var_expansion_initialization,
3245 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3248 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3251 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3254 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3255 the same as INTEGER_TYPE.
3256 (fold_binary): Fold "bool_var != 0" to bool_var.
3257 Fold "bool_var == 1" to bool_var.
3259 2004-05-03 Richard Henderson <rth@redhat.com>
3262 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3263 from recog_data instead of insn_data.
3265 2005-05-03 DJ Delorie <dj@redhat.com>
3267 * common.opt (fdiagnostics-show-option): No variable is needed.
3268 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3269 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3270 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3271 Save and restore original message format. Use flag in context
3273 (warning): Don't test for enabled warnings here.
3274 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3277 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3279 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3280 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3281 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3282 * aclocal.m4: Don't include accross.m4.
3283 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3284 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3285 * configure, config.in: Regenerate.
3287 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3290 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3291 (clear_storage): Add argument.
3292 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3293 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3295 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3296 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3297 (store_expr, store_constructor): Adjust callers.
3298 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3299 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3300 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3301 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3302 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3303 with EXP. Pass EXP to expand_builtin_memmove.
3304 (expand_builtin_memset): Add ORIG_EXP argument, pass
3305 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3306 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3307 Pass EXP to expand_builtin_memset.
3308 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3310 (expand_builtin_strncmp): Likewise.
3311 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3312 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3313 (expand_builtin_fprintf): Likewise.
3314 (expand_builtin): Adjust calls to
3315 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3317 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3320 PR rtl-optimization/21239
3321 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3323 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3325 * tree-flow.h (tree_ann_common_d): Move aux to ...
3326 (stmt_ann_d): ... here.
3327 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3328 move_computations_stmt, schedule_sm): Update references to
3330 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3332 * tree-cfg.c (remove_bb): Remove a redundant call to
3334 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3337 2005-05-03 Richard Henderson <rth@redhat.com>
3339 * config/rs6000/rs6000.c: Remove conflict markers.
3341 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3343 2005-05-03 James E Wilson <wilson@specifixinc.com>
3345 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3347 2005-05-03 DJ Delorie <dj@redhat.com>
3349 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3350 decide if the warning will be printed.
3351 * calls.c (expand_call): Likewise.
3352 * function.c (init-function_start): Likewise.
3354 * common.opt (-fdiagnostics-show-option): New.
3355 * opts.c (option_enabled): Accept the option index instead of a
3356 pointer to the option descriptor.
3357 * opts.h (option_enabled): Likewise.
3358 * toplev.c (print_switch_values): Pass option index, not option
3360 * diagnostic.h (diagnostic_info): Add option_index.
3361 * diagnostic.c: Include opts.h.
3362 (diagnostic_set_info): Initialize option_index.
3363 (diagnostic_report_diagnostic): Amend option name if appropriate.
3364 (warning): Check to see if the specified warning is enabled.
3366 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3368 2005-05-03 Richard Henderson <rth@redhat.com>
3370 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3371 SPEC_OR_GEN_REGS definitions.
3373 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3376 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3377 for unavailable registers.
3379 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3381 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3383 * cfglayout.c (block_locators_blocks,
3384 insn_locators_initialize, insn_scope): Use VEC instead of
3387 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3388 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3391 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3393 * config/sparc/predicates.md (const_compl_high_operand): New.
3394 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3396 (sparc_emit_set_const64_quick1): Adjust for above change.
3397 (sparc_emit_set_const64_quick2): Likewise.
3398 (sparc_emit_set_const64_longway): Likewise.
3399 (sparc_emit_set_const64): Likewise.
3400 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3401 movdi_const64_special): Delete.
3402 (logical constant splitters): Use const_compl_high_operand.
3404 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3406 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3407 rather than STRIP_NOPS.
3409 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3411 PR rtl-optimization/21330
3412 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3414 (unswitch_single_loop): Clear cinsn when retrying.
3417 * config/i386/i386.c (legitimize_address): When canonicalizing
3418 ASHIFT into MULT, multiply by 1 << shift_count instead of
3419 1 << log2 (shift_count).
3421 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3423 * lambda-code.c (gcc_loop_to_lambda_loop,
3424 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3425 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3426 generic operand interface.
3427 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3428 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3429 generic operand interface.
3430 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3431 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3432 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3433 num_imm_uses): Use ssa_use_operand_t.
3434 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3435 get_v_must_def_ops): Delete.
3436 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3437 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3438 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3439 get_v_must_def_kill_ptr): Delete.
3440 (delink_stmt_imm_use): Move and use new operand interface.
3441 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3442 op_iter_next_tree): Use new operand implementation.
3443 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3444 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3446 (op_iter_next_mustdef, op_iter_next_maydef,
3447 op_iter_next_must_and_may_def): Delete. Replace with...
3448 (op_iter_next_maymustdef): New. Combine must and may next operations.
3449 (op_iter_init_maydef, op_iter_init_mustdef,
3450 op_iter_init_must_and_may_def): Use new interface.
3451 (single_ssa_tree_operand ): New. Process single operands only as trees.
3452 (single_ssa_use_operand): New. Process single operands only as uses.
3453 (single_ssa_def_operand): New. Process single operands only as defs.
3454 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3456 (num_ssa_operands): New. Count the number of specified operands.
3457 (compare_ssa_operands_equal): New. Compare two statements' operands.
3458 (single_phi_def): New. Return true if PHI has one def of the specified
3460 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
3461 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
3462 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
3463 (struct stmt_ann_d): Operands field no longer require GTY().
3464 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
3465 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
3466 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3467 dump_replaceable_exprs, rewrite_trees): Use generic interface.
3468 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
3469 Use use_operand_p instead of ssa_imm_use_t *.
3470 * tree-pretty-print.c (dump_vops): check if operands are active before
3471 dumping virtual operands.
3472 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
3473 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
3474 (ccp_fold): Use new interface.
3475 (ccp_visit_stmt): Remove unused variables and code.
3476 (convert_to_gimple_builtin): Insert statements before calling
3477 mark_new_vars_to_rename.
3478 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
3479 (copy_prop_visit_cond_stmt): Use generic interface.
3480 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
3481 annotation in table.
3482 (thread_across_edge): Use generic interface.
3483 (initialize_hash_element): Initialzie with stmt, not annotation.
3484 (eliminate_redundant_computations): Use generic interface.
3485 (record_equivalences_from_stmt): Pass stmt, not annotation.
3486 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
3488 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
3489 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
3490 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
3491 generic operand interface.
3492 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
3494 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
3496 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
3497 (build_defs, build_uses, build_v_may_defs, build_vuses,
3498 build_v_must_defs): Change type to struct opbuild_list_d.
3499 (ops_active): New. Operands active boolean.
3500 (operand_memory, operand_memory_index): New. Operand memory managers.
3501 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
3502 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
3503 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
3504 Change from functions to static variable list heads.
3505 (opbuild_initialize_virtual): New. Initialize a virtual build list.
3506 (opbuild_initialize_real): New. Initialize a virtual build list.
3507 (opbuild_free): New. Free a build list.
3508 (opbuild_num_elems): New. Number of items in a list.
3509 (opbuild_append_real): New. Add a real (tree *) operand.
3510 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
3511 (opbuild_first): New. Return first element index in a list.
3512 (opbuild_next): New. Return next element in a list.
3513 (opbuild_elem_real): New. Return real element.
3514 (opbuild_elem_virtual): New. Return virtual element.
3515 (opbuild_elem_uid): New. Return UID of virtual element.
3516 (opbuild_clear): New. Reset an operand list.
3517 (opbuild_remove_elem): New. Remove an element form a list.
3518 (ssa_operands_active): New. Return true if operand cache is active.
3519 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
3520 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
3521 (correct_use_link): Use use_operand_p.
3522 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
3523 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
3524 (cleanup_v_may_defs): Use new implmentation.
3525 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
3527 (append_def, append_use, append_v_may_def, append_vuse,
3528 append_v_must_def): Call opbuild_append routine instead of using varray.
3529 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
3530 global parse_old_ops variable.
3531 (free_ssa_operands): New implementation.
3532 (update_stmt_operands): Move. Change argument to build_ssa_operands.
3533 (copy_virtual_operands): Move. New generic implementation.
3534 (create_ssa_artficial_load_stmt): Move. New implementation.
3535 (swap_tree_operands): Update for new implementation.
3536 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
3537 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
3538 rather than a varray.
3539 (verify_imm_links): Use use_operand_p.
3540 (dump_immediate_uses_for): If the immediate use variable is a virtual
3541 variable, show the virtual ops in the stmt.
3542 * tree-ssa-operands.h (def_operand_p): No longer a structure.
3543 (NULL_DEF_OPERAND_P): Now a #define.
3544 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
3545 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
3546 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
3547 mustdef_optype_d): New. Use Linked list representation.
3548 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
3549 (struct ssa_operand_memory_d): New. Allocated Chunk node.
3550 (struct stmt_operands_d): Change to new pointers that are not GTY.
3551 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
3552 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
3553 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
3554 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
3555 SET_V_MUST_DEF_KILL): Delete.
3556 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
3557 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
3558 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
3559 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
3560 (enum ssa_op_iter_type): Operand iterator typechecking values.
3561 (struct ssa_operand_iterator_d): Use linked lists of operands.
3562 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
3563 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
3564 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
3565 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
3566 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
3567 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
3568 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
3569 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
3570 * tree-ssa-opfinalize.h: New. Function templates for expansion.
3571 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
3572 alloc_vuse, and alloc_mustdef.
3573 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
3574 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
3575 and finalize_ssa_v_must_def_ops.
3576 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
3577 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
3579 (compute_avail): Use generic iterator interface.
3580 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
3581 (stmt_makes_single_load, stmt_makes_single_store): Use
3583 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
3584 (statement_sink_location): Use generic interface.
3585 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
3586 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
3587 reset the immediate use link nodes.
3588 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
3589 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
3590 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
3591 (eliminate_tail_call): Use generic operand interface.
3592 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
3593 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
3595 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
3597 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
3598 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
3600 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
3601 Use statement pointer instead of vuse_optype. Use generic interface.
3602 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3603 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3604 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3605 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3606 * doc/tree-ssa.texi: Update documentation for operand interface.
3608 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3610 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3611 gcc_unreachable as appropriate.
3612 (machopic_function_base_name, machopic_indirect_data_reference,
3613 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3614 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3615 * config/rs6000/altivec.md (*mov<mode>_internal,
3616 build_vector_mask_for_load): Likewise.
3617 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3618 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3619 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3620 * config/rs6000/predicates.md (easy_fp_constant,
3621 logical_operand): Likewise.
3622 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3623 compute_save_world_info, rs6000_emit_prologue,
3624 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3625 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3628 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3631 * convert.c (convert_to_integer): Convert ceil and floor in
3634 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3637 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3638 define_insn_and_split. Split only when memory operand is
3639 offsettable. Use adjust_address rather than plus_constant.
3640 (floatunssidf2_internal): Likewise.
3641 (fix_truncdfsi2_internal): Split only when memory operand is
3642 offsettable. Use adjust_address rather than plus_constant.
3643 (fix_trunctfsi2_internal): Likewise.
3644 (floatsidf2_internal): Likewise.
3646 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3648 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3649 (set_value_range_to_null): Likewise.
3650 (set_value_range_to_varying): New function. Use it in all
3651 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3652 (extract_range_from_assert): If the integral type has a
3653 super-type, and LIMIT is not within MIN and MAX values of that
3654 type, set the resulting range to VR_VARYING.
3656 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3658 * config/mmix/mmix.opt: New file.
3659 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3660 (mmix_cc1_ignored_option): Don't declare.
3661 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3662 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3663 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3664 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3665 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3666 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3667 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3668 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3670 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3671 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3672 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3674 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3677 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3678 * c-decl.c (current_function_prototype_built_in,
3679 current_function_prototype_arg_types): New.
3680 (merge_decls): Keep source location of prototype followed by
3681 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3682 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3683 (start_function): Always set current_function_prototype_locus,
3684 current_function_prototype_built_in and
3685 current_function_prototype_arg_types. Check for external
3686 prototype whether or not visible for external function and set
3687 current_function_prototype_arg_types accordingly.
3688 (store_parm_decls_oldstyle): Use
3689 current_function_prototype_arg_types for checking old-style
3690 definition against prototype. Give warnings only if
3691 current_function_prototype_built_in).
3693 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3695 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3696 (ggc_alloc_zone_stat): Don't define.
3697 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3698 ggc_alloc_zone_pass_stat.
3699 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3700 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3701 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3703 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3705 * calls.c (expand_call): Handle current_function_pretend_args_size
3706 when checking for sibcalls.
3708 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3710 PR tree-optimization/21294
3711 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3712 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3714 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3717 * gcov-io.h: Declare gcov external functions hidden.
3719 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3721 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3722 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3723 Use VEC instead of VARRAY.
3726 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3729 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3731 * c-common.c (resolve_overloaded_builtin): Forward to target
3732 hook for BUILT_IN_MD built-ins.
3733 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3734 for all types of built-in.
3735 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3736 in the definition of the target hooks struct.
3737 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3738 * config/rs6000/altivec.h: Rewritten.
3739 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3740 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3741 rs6000_builtin_type, rs6000_builtin_type_compatible,
3742 altivec_overloaded_builtins, rs6000_builtin_type,
3743 rs6000_builtin_type_compatible): New.
3744 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3746 (def_builtin): Turn into a function. Check for duplicates and store
3747 the builtin into rs6000_builtin_decls.
3748 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3749 bdesc_1arg): Add overloaded builtins.
3750 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3751 do not support ALTIVEC_COMPILETIME_ERROR.
3752 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3753 nodes to represent front-end types.
3754 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3755 with opaque arguments and/or return values.
3756 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3757 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3758 (rs6000_builtin_type_index): New.
3759 (is_ev64_opaque_type): Rename to...
3760 (rs6000_is_opaque_type): ... this.
3761 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3764 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3766 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3769 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3770 Bernd Schmidt <bernd.schmidt@analog.com>
3772 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3773 print_address_operand, print_operand, legitimize_pic_address,
3774 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3775 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3777 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3779 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3781 * doc/passes.texi: Document vectorization pass.
3783 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3785 * tree-scalar-evolution.c (get_exit_conditions_rec,
3786 select_loops_exit_conditions,
3787 number_of_iterations_for_all_loops,
3788 analyze_scalar_evolution_for_all_loop_phi_nodes,
3789 scev_analysis): Use VEC instead of VARRAY.
3791 2005-05-02 Michael Matz <matz@suse.de>
3794 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3795 (warn_strict_null_sentinel): Define.
3796 (check_function_sentinel): Check for null_node as valid sentinel too.
3797 * c-common.h (c_tree_index): Added CTI_NULL.
3798 (null_node) Define global_tree[CTI_NULL].
3799 (warn_strict_null_sentinel): Declare.
3800 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3801 * c.opt: (Wstrict-null-sentinel): New C++ option.
3802 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3804 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3806 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3809 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3811 * dwarf2out.c (decl_scope_table, push_decl_scope,
3812 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3815 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3818 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3820 * doc/cpp.texi (__DEPRECATED): Document.
3821 (__EXCEPTIONS): Likewise.
3822 (__GXX_WEAK__): Likewise.
3824 * function.c (INVOKE__main): Do not define.
3825 (expand_main_function): Check HAS_INIT_SECTION when determining
3826 whether or not to call __main.
3828 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3830 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3832 2005-01-05 Paul Brook <paul@codesourcery.com>
3834 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3835 (INITIALIZE_TRAMPOLINE): Use it.
3836 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3837 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3838 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3840 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3842 * doc/install.texi (Specific): Omit dots in the @anchors names
3843 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3844 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3846 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3848 PR tree-optimization/18316
3849 PR tree-optimization/19126
3850 * tree.c (build_int_cst_type): Avoid shift by size of type.
3851 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3853 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3854 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3856 (dump_cand): Dump depends_on information.
3857 (determine_biv_step): Add argument to simple_iv call.
3858 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3859 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3861 (add_candidate_1): Record depends_on for candidates.
3862 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3863 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3864 Handle ivs with nonconstant step.
3865 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3866 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3867 (create_new_iv): Unshare the step before passing it to create_iv.
3868 (free_loop_data): Free cand->depends_on.
3869 (build_addr_strip_iref): New function.
3870 (find_interesting_uses_address): Use build_addr_strip_iref.
3871 (strip_offset_1): Split the recursive part from strip_offset.
3872 Strip constant offset component_refs and array_refs.
3873 (strip_offset): Split the recursive part to strip_offset_1.
3874 (add_address_candidates): Removed.
3875 (add_derived_ivs_candidates): Do not use add_address_candidates.
3876 (add_iv_value_candidates): Add candidates with stripped constant
3877 offset. Consider all candidates with initial value 0 important.
3878 (struct affine_tree_combination): New.
3879 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3880 aff_combination_add_elt, aff_combination_add,
3881 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3882 fold_affine_sum): New functions.
3883 (get_computation_at): Use fold_affine_sum.
3884 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3885 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3888 2005-04-30 Michael Matz <matz@suse.de>
3890 * config/i386/i386.md (movmemsi): Also active when
3891 TARGET_INLINE_ALL_STRINGOPS.
3893 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3896 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3898 2005-04-30 Paul Brook <paul@codesourcery.com>
3900 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3902 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3903 * config/arm/ieee754-sf.S: Ditto.
3904 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3905 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3907 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3909 * tree-ssanames.c: Fix a comment typo.
3910 * doc/options.texi: Fix a typo.
3912 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
3914 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
3915 gcc_unreachable as appropriate.
3916 (split_adds_subs, cond_string, print_operand,
3917 h8300_initial_elimination_offset, h8300_classify_operand,
3918 h8300_unary_length, h8300_short_immediate_length,
3919 h8300_bitfield_length, h8300_binary_length,
3920 h8300_insn_length_from_table, compute_mov_length, output_plussi,
3921 compute_plussi_length, compute_plussi_cc, output_logical_op,
3922 compute_logical_op_length, compute_logical_op_cc,
3923 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
3924 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
3925 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
3926 h8300_regs_ok_for_stm): Likewise.
3927 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
3928 monitor_prologue): Likewise.
3930 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3932 * loop-invariant.c (invariants, create_new_invariant,
3933 get_inv_cost, best_gain_for_invariant,
3934 find_invariants_to_move, move_invariants,
3935 init_inv_motion_data, free_inv_motion_data): Use VEC instead
3938 2005-04-29 Richard Henderson <rth@redhat.com>
3940 * function.c (instantiate_decls): Remove valid_only argument.
3941 (instantiate_decls_1, instantiate_decl): Likewise.
3942 (instantiate_virtual_regs_1): Delete.
3943 (instantiate_virtual_regs_lossage): Delete.
3944 (instantiate_virtual_regs_in_rtx): New.
3945 (safe_insn_predicate): New.
3946 (instantiate_virtual_regs_in_insn): New.
3947 (instantiate_virtual_regs): Update to match all that. Only run
3948 instantiate_decls once.
3950 2005-04-29 Richard Henderson <rth@redhat.com>
3951 Daniel Jacobowitz <dan@codesourcery.com>
3953 * gengtype.c (write_func_for_structure): Split out ...
3954 (output_type_enum): ... new function. Fix thinko accessing
3955 TYPE_PARAM_STRUCT data.
3957 2005-04-29 Tom Tromey <tromey@redhat.com>
3959 * tree.c (build_block): Removed unused 'tags' argument.
3960 * tree.h (build_block): Removed argument.
3962 2005-04-29 Michael Matz <matz@suse.de>
3964 PR rtl-optimization/21144
3965 * postreload.c (reload_cse_move2add): Check for VOIDmode.
3967 2005-04-29 Bob Wilson <bob.wilson@acm.org>
3969 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
3970 flag_reorder_blocks.
3972 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3974 PR tree-optimization/21030
3975 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
3976 ranges where VR->MAX is smaller than VR->MIN.
3978 2005-04-29 Devang Patel <dpatel@apple.com>
3980 PR tree-optimization/21272
3981 PR tree-optimization/21266
3982 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
3984 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
3986 * tree-flow-inline.h: Fix a comment typo.
3987 * doc/tree-ssa.texi: Fix a typo.
3989 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
3991 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3993 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
3994 gcc_unreachable as appropriate.
3995 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
3996 fr30_print_operand, fr30_move_double): Likewise.
3997 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
3999 2005-04-29 Mark Mitchell <mark@codesourcery.com>
4001 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4002 definition has already been provided.
4003 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4004 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4005 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4007 2005-04-29 Jim Tison <jtison@us.ibm.com>
4009 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4010 trace hooks calls to improve performance.
4012 2005-04-29 Julian Brown <julian@codesourcery.com>
4013 Mark Mitchell <mark@codesourcery.com>
4014 Paul Brook <paul@codesourcery.com>
4016 * crtstuff.c: Handle targets that use .init_array.
4017 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4018 that INVOKE__main is set correctly.
4019 (expand_main_function): Test INVOKE__main.
4020 * libgcc2.c: Do not define __main when using .init_array.
4021 * config/arm/arm.c (arm_elf_asm_constructor): New function.
4022 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4024 (DTORS_SECTION_ASM_OP): Likewise.
4025 (CTOR_LIST_BEGIN): Define specially when in libgcc.
4026 (CTOR_LIST_END): Likewise.
4027 (DTOR_LIST_BEGIN): Likewise.
4028 (DTOR_LIST_END): Likewise.
4029 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4030 (FINI_SECTION_ASM_OP): Likewise.
4031 (INIT_ARRAY_SECTION_ASM_OP): Define.
4032 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4033 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4034 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4035 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4036 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4038 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4040 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4041 gcc_assert and gcc_unreachable as appropriate.
4042 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4043 const_int_cost, output_move_const_into_data_reg,
4044 output_move_qimode, output_move_double, find_addr_reg,
4045 print_operand, print_operand_address): Likewise.
4046 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4047 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4048 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4049 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4050 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4051 conditional_trap): Likewise.
4052 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4054 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4056 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4057 gcc_unreachable as appropriate.
4058 (gen_conditional_move, xtensa_split_operand_pair,
4059 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4060 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4061 xtensa_copy_incoming_a7, xtensa_output_literal,
4062 xtensa_output_literal, xtensa_output_literal): Likewise.
4063 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4064 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4065 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4066 movsicc_internal1, movsfcc_internal0,
4067 movsfcc_internal1): Likewise.
4069 2005-04-28 James E Wilson <wilson@specifixinc.com>
4071 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4072 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4074 2005-04-28 DJ Delorie <dj@redhat.com>
4076 * opt-functions.awk (var_set): Emit proper initializer for
4077 non-target bitfields.
4079 2005-04-28 Devang Patel <dpatel@apple.com>
4081 * dbxout.c (have_used_extensions): Remove.
4082 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4083 have_used_extensions.
4085 2005-04-28 James E Wilson <wilson@specifixinc.com>
4087 * doc/install.texi: Update -enable-languages info. Correct path to
4090 2005-04-28 DJ Delorie <dj@redhat.com>
4092 * optc-gen.awk (END): Make sure no variable is defined more
4094 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4095 Allow for bitfield variables other than target_flags.
4096 * doc/options.text (Mask): Document that you may specify a
4097 variable other than target_flags.
4099 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4101 PR rtl-optimization/18877
4102 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4103 number in val.start.
4105 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4108 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4110 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4111 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4112 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4114 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4116 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4117 creating pseudos when the base offset is too large.
4119 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4121 * global.c (earlyclobber_regclass): Change the type to
4123 (check_earlyclobber): Update uses of earlyclobber_regclass.
4124 (mark_reg_use_for_earlyclobber): Likewise.
4125 (calculate_local_reg_bb_info): Allocate and free
4126 earlyclobber_regclass using the VEC API.
4128 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4130 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4133 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4135 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4138 * config.gcc: Obsolete c4x-* and tic4x-*.
4140 * tree.h (edge_def): Remove.
4142 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4143 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4144 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4145 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4148 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4149 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4150 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4151 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4152 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4153 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4154 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4155 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4156 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4157 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4158 config/i386/cygming.h, config/i386/djgpp.h,
4159 config/i386/lynx.h, config/i386/netware.c,
4160 config/i386/winnt.c, config/ia64/ia64-c.c,
4161 config/iq2000/iq2000.c, config/m32r/little.h,
4162 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4163 config/m68k/m68k.md, config/mcore/mcore.c,
4164 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4165 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4166 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4167 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4168 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4169 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4170 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4171 config/s390/2064.md, config/s390/2084.md,
4172 config/s390/s390-modes.def, config/s390/s390-protos.h,
4173 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4174 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4175 config/vax/vax.c, config/vax/vax.h,
4176 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4179 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4181 * c-typeck.c (build_compound_expr): Correct logic in last change.
4183 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4185 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4186 parameters. Replace conditional move code with assert checking for
4187 ar.lc. Delete obsolete comments.
4188 (set_src_needs_barrier): Delete cond parameter, and code using it.
4189 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4190 assert checking for PR_REGS. Fix calls to update_set_flags and
4191 set_src_needs_barrier.
4192 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4193 callers. Rewrite explanatory comment before the function.
4194 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4197 2005-04-27 Mike Stump <mrs@apple.com>
4199 * doc/cpp.texi: gcc now implements universal character names.
4201 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4204 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4205 being a compound expression whose right-hand side is cast to void.
4207 2005-04-27 Caroline Tice <ctice@apple.com>
4209 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4210 Remove targetm.have_named_sections test.
4211 (fix_edges_for_rarely_executed_code): Likewise.
4212 (insert_section_boundary_note): Likewise.
4213 (reorder_basic_blocks): Check partitioning flag before calling
4214 verify_hot_cold_block_grouping.
4215 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4216 the function struct rather than global variables.
4217 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4218 (COLD_END_LABEL): Likewise
4219 (cold_text_section_label): New static global variable.
4220 (cold_end_label): Likewise.
4221 (dwarf2out_switch_text_section): Get hot/cold section labels from
4222 the function struct rather than global variables; test to make sure
4224 (output_aranges): Use cold_text_section_label and cold_end_label;
4225 check partitioning flag before putting out delta.
4226 (output_ranges): Remove incorrect code attempting to use
4228 (output_line_info): Get cold section label from function struct; test
4229 to make sure cfun is defined.
4230 (add_location_or_const_value_attribute): Likewise.
4231 (dwarf2out_var_location): Likewise.
4232 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4233 write out cold_text_section_label if partition flag is set.
4234 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4235 * function.h (struct function): Add new fields to point to hot/cold
4236 section labels: hot_section_label, cold_section_label,
4237 hot_section_end_label and cold_section_end_label; also add new field
4238 for cold text section name, unlikely_text_section_name.
4239 * opts.c (decode_options): Turn off partitioning flag if
4240 !targetm.have_named_sections.
4241 * output.h (hot_section_label): Remove.
4242 (hot_section_end_label): Remove.
4243 (cold_section_end_label): Remove.
4244 (unlikely_section_label): Remove.
4245 (unlikely_text_section_name): Remove.
4246 * passes.c (rest_of_handle_final): Remove extra blank line.
4247 * varasm.c (unlikely_section_label): Remove.
4248 (hot_section_label): Remove.
4249 (hot_section_end_label): Remove.
4250 (cold_section_end_label): Remove.
4251 (unlikely_text_section_name): Remove.
4252 (initialize_cold_section_name): Modify to call
4253 targetm.strip_name_encoding; to store cold section name in current
4254 function struct, if it exists; and to only use the decl_section_name
4255 if flag_named_sections is true.
4256 (unlikely_text_section): Modify to get section name out of current
4257 function struct, if there is one; otherwise build it from
4258 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4259 (in_unlikely_text_section): Likewise.
4260 (named_section): Modify to get/put cold section name in current function
4261 struct, if there is one.
4262 (function_section): Change 'bool unlikely' to 'int reloc'; check
4263 targetm.have_named_sections before calling named_section.
4264 (current_function_section): Likewise.
4265 (assemble_start_function): Modify to get/put unlikely_text_section_name
4266 in current function struct; modify to get hot/cold section labels
4267 from function struct; initialize labels using
4268 ASM_GENERATE_INTERNAL_LABEL;
4269 test partitioning flag before writing out hot section label.
4270 (assemble_end_function): Test partitioning flag before writing out
4271 hot/cold section labels.
4272 (default_section_type_flags_1): Get cold text section name from
4273 function struct if there is one; Set flags correctly for
4274 cold text section if there is not a current function struct.
4276 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4278 * tree-ssa-propagate.c (set_rhs): Revert last change.
4280 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4282 * explow.c (convert_memory_address): Add gcc_assert.
4284 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4286 * configure.ac: Check for ld --sysroot support.
4287 * gcc.c: Document %R specifier for specs.
4288 (SYSROOT_SPEC): New macro.
4289 (sysroot_spec): New variable.
4290 (static_specs): Add sysroot_spec.
4291 (main): Pass the sysroot spec to the linker if appropriate.
4292 * configure: Regenerated.
4293 * config.in: Likewise.
4295 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4297 * fold-const.c (fold_binary): Use build_fold_addr_expr
4298 for address calculation and INDIRECT_REF handling.
4300 2005-04-27 Andrew Haley <aph@redhat.com>
4302 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4304 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4306 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4307 pointer when thumb backtracing is on.
4309 * config/fp-bit.c (abort): Revert change.
4311 2005-04-27 Ian Lance Taylor <ian@airs.com>
4313 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4315 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4317 * tree-ssa-dce.c: Fix a comment typo.
4319 2005-04-27 David S. Miller <davem@davemloft.net>
4321 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4322 Kill setjmpless_size. current_function_calls_setjmp is completely
4323 computed when we are called, so just use the optimized size value
4324 instead of using REG_SAVE_AREA notes.
4325 (optimize_save_area_alloca): Delete....
4326 * rtl.h (optimize_save_area_alloca): Likewise...
4327 * passes.c (rest_of_compilation): and don't call it any more.
4328 * reg-notes.def (SAVE_AREA): Delete.
4330 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4332 * config/fp-bit.c (abort): Add noreturn attribute.
4334 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4335 gcc_unreachable as appropriate.
4336 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4337 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4338 ASM_OUTPUT_REG_POP): Likewise.
4340 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4342 * tree-complex.c (expand_vector_operations_1): Do not build
4343 VIEW_CONVERT_EXPR's for the lhs.
4345 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4347 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4348 unnecessary noncanonical RTL handling.
4349 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4350 gcc_assert and gcc_unreachable.
4352 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4353 gcc_unreachable as appropriate.
4354 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4355 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4356 use_return_insn, const_ok_for_op, arm_gen_constant,
4357 arm_canonicalize_comparison, legitimize_pic_address,
4358 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4359 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4360 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4361 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4362 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4363 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4364 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4365 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4366 output_call, output_mov_long_double_fpa_from_arm,
4367 output_mov_long_double_arm_from_fpa,
4368 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4369 output_move_double, arithmetic_instr, shift_op, int_log2,
4370 output_return_instruction, arm_output_function_prologue,
4371 arm_output_epilogue, arm_output_function_epilogue,
4372 emit_multi_reg_push, arm_get_frame_offsets,
4373 arm_compute_initial_elimination_offset, arm_expand_prologue,
4374 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4375 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4376 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4377 thumb_compute_initial_elimination_offset,
4378 thumb_output_function_prologue, thumb_load_double_from_address,
4379 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4380 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4381 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4382 * config/arm/arm.md (thumb_extendhisi2,
4383 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4384 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4385 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4386 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4387 * config/arm/cirrus.md (*cirrus_arm_movdi,
4388 *cirrus_movdf_hard_insn): Likewise.
4389 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4391 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4393 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4394 (num_ssa_names): Use VEC_length.
4395 (ssa_names): Use VEC_index.
4396 * tree-ssanames.c (ssa_names): Change the type to
4398 (init_ssanames, fini_ssa_names, make_ssanames,
4399 release_ssa_name): Update uses of ssa_names.
4401 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4402 Use fold_buildN instead of fold (buildN (...)).
4404 2005-04-27 Devang Patel <dpatel@apple.com>
4406 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4408 2005-04-27 Matt Thomas <matt@3am-software.com>
4409 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4411 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4412 (vax_output_mi_thunk): Ditto.
4413 (vax_notice_cc_update): Ditto.
4414 (INDEX_REGISTER_P): Add trailing \.
4415 (BASE_REGISTER_P): Add trailing \.
4416 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4418 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4420 * tree-ssa-propagate.c (set_rhs): Check operand of
4421 ADDR_EXPR for gimpliness, too.
4423 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4425 * tree-ssa-pre.c: Fix a comment typo.
4427 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4429 PR tree-optimization/21171
4430 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4431 record address uses if the reference is volatile.
4433 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4435 * tree-complex.c (expand_vector_operation): New, extracted from
4436 expand_vector_operations_1.
4437 (tree_vec_extract): Build a NOP_EXPR.
4438 (expand_vec_parallel): Do not care about returning the correct type.
4439 (expand_vector_operations_1): Call expand_vector_operation.
4440 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4442 * tree-complex.c (gate_expand_vector_operations): New.
4443 (pass_lower_vector_ssa): Use it.
4444 * tree-optimize.c (init_tree_optimization_passes): Include
4445 pass_lower_vector_ssa.
4446 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4447 (vectorizable_operation): Use it.
4448 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4449 integer modes for the vector type.
4451 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4452 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4453 Do not cope with UNITS_PER_SIMD_WORD == 0.
4454 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4455 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4456 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
4457 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4458 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4459 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4460 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4462 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
4463 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
4464 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
4466 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
4467 (UNITS_PER_SIMD_WORD): New.
4469 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4471 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
4472 gcc_unreachable as appropriate.
4473 (ia64_expand_load_address, ia64_expand_tls_address,
4474 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
4475 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
4476 next_scratch_gr_reg, ia64_initial_elimination_offset,
4477 ia64_expand_prologue, ia64_expand_epilogue,
4478 ia64_output_dwarf_dtprel, ia64_print_operand,
4479 ia64_register_move_cost, first_instruction, rws_access_regno,
4480 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
4481 ia64_sched_init, ia64_variable_issue,
4482 ia64_first_cycle_multipass_dfs_lookahead_guard,
4483 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
4484 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
4485 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
4486 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4487 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4488 * config/ia64/predicates.md (got_symbolic_operand,
4489 sdata_symbolic_operand): Likewise.
4490 * config/ia64/vect.md (vcondv2sf): Likewise.
4492 2005-04-27 Matt Thomas <matt@3am-software.com>
4494 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
4495 CONSTANT_ADDRESS_P in config/vax/vax.h
4496 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
4497 (INDEX_REGISTER_P): New.
4498 (BASE_REGISTER_P): New.
4499 (indirectable_constant_address_p): New. Adapted from
4500 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
4501 (indirectable_address_p): New. Adapted from
4502 INDIRECTABLE_ADDRESS_P in vax.h.
4503 (nonindexed_address_p): New. Adapted from
4504 GO_IF_NONINDEXED_ADDRESS in vax.h.
4505 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
4506 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
4507 (legitimate_address_p): New. Adapted from
4508 GO_IF_LEGITIMATE_ADDRESS in vax.h.
4509 (vax_mode_dependent_address_p): New. Adapted from
4510 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
4511 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
4512 legitimate_constant_address_p.
4513 (CONSTANT_P): Use legitimate_constant_p.
4514 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
4515 (INDIRECTABLE_ADDRESS_P): Removed.
4516 (GO_IF_NONINDEXED_ADDRESS): Removed.
4517 (INDEX_TEMP_P): Removed.
4518 (GO_IF_REG_PLUS_INDEX): Removed.
4519 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
4520 definitions, depending on whether REG_OK_STRICT is defined.
4521 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
4522 Two definitions, depending on whether REG_OK_STRICT is defined.
4523 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
4525 (legitimate_constant_p): Prototype added.
4526 (legitimate_address_p): Prototype added.
4527 (vax_mode_dependent_address_p): Prototype added.
4529 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4531 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
4533 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4536 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
4539 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4542 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
4543 assertion failures, if __gcc_host_wide_int__ is not properly
4545 (init_dynamic_diag_info): Give errors, not assertion failures, if
4546 location_t, tree or __gcc_host_wide_int__ are not properly
4549 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4551 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
4552 n_iv_uses, iv_use, n_iv_cands, iv_cand,
4553 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
4554 prepare_decl_rtl, free_loop_data,
4555 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
4558 * tree.h (tree_phi_node): Add a comment about the order of PHI
4561 2005-04-26 Paul Brook <paul@codesourcery.com>
4563 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
4565 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
4567 * config/mips.mips.c (mips_legitimize_tls_address): Use
4570 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
4571 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
4572 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
4574 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
4577 2005-04-26 Jeff Law <law@redhat.com>
4579 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
4580 (op_iter_init_must_and_may_def): Likewise.
4581 (unmodifiable_var_p): Move to a later point in the file.
4582 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
4583 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
4584 (dse_record_phis): Directly check for virtual operands rather than
4585 using need_imm_uses_for.
4586 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
4587 store has multiple V_{MAY,MUST}_DEF operands.
4589 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
4591 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
4594 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4596 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
4597 call to find_edge outside a loop to go through a PHI chain.
4599 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
4601 PR tree-optimization/17598
4602 * fold-const.c (fold_binary): Fold comparisons of addresses
4603 of COMPONENT_REFs which reference the same field to
4604 comparisons of the addresses of the base objects.
4606 2005-04-26 Julian Brown <julian@codesourcery.com>
4608 * config/arm/arm.c (arm_return_in_msb): New function.
4609 (arm_must_pass_in_stack): New function.
4610 (TARGET_RETURN_IN_MSB): Define target hook.
4611 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4612 (arm_function_value): Pad small aggregate return.
4613 (arm_pad_arg_upward): New function.
4614 (arm_pad_reg_upward): New function.
4615 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4616 (FUNCTION_ARG_PADDING): Define macro.
4617 (BLOCK_REG_PADDING): Define macro.
4618 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4619 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4620 (arm_pad_reg_upward): Declare function.
4622 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4624 * basic-block.h (ei_cond): New.
4625 (FOR_EACH_EDGE): Call ei_cond.
4627 PR tree-optimization/21047
4628 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4629 (fold): Don't handle ASSERT_EXPR.
4631 2005-04-25 Roger Sayle <roger@eyesopen.com>
4633 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4634 all writes to any stack register as a read/write dependency on
4636 (sched_analyze_2): Likewise, for reads from any stack register.
4638 2005-04-25 Richard Henderson <rth@redhat.com>
4640 * final.c (output_addr_const): Revert 2005-04-09 change.
4642 2005-04-25 Mike Stump <mrs@apple.com>
4644 * config/darwin.c (darwin_encode_section_info): Always set
4645 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4647 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4649 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4650 gensupport.c, protoize.c, toplev.c: Replace calls to
4651 `unlock_stream' with `unlock_std_streams'.
4653 2005-04-25 Devang Patel <dpatel@apple.com>
4655 * dbxout.c (dbxout_type): Emit attribute vector.
4657 2005-04-05 Paul Brook <paul@codesourcery.com>
4659 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4660 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4661 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4662 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4663 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4664 (register_dtor_fn): Likewise.
4665 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4667 2005-04-25 Ian Lance Taylor <ian@airs.com>
4669 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4670 * c-common.h (EXPR_STMT_EXPR): Don't define.
4671 (c_common_stmt_codes): Don't define.
4672 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4673 * c-gimplify.c (gimplify_expr_stmt): Remove.
4674 (c_gimplify_expr): Remove EXPR_STMT case.
4675 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4676 to INIT_STATEMENT_CODES.
4677 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4679 2005-04-25 Jan Hubicka <jh@suse.cz>
4681 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4683 * except.c: Include diagnostic.h
4684 (dump_eh_tree, verify_eh_tree): New functions.
4685 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4686 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4687 (dump_function_to_file): dump eh tree.
4688 * tree-eh.c (mark_eh_edge): New function.
4689 (mark_eh_edge_found_error): New static variable.
4690 (verify_eh_edges): New function.
4692 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4694 * tree-ssa-alias.c (fieldoff_t): Remove.
4695 (fieldoff_s): typedef the structure itself. Create a vector of
4697 (push_fields_onto_fieldstack): Return count of fields pushed.
4698 Remove peeling of first field. Adjust.
4699 (fieldoff_compare): Adjust.
4700 (create_overlap_variables_for): Adjust.
4702 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4704 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4706 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4709 * doc/install.texi: Document correct assembler and linker to use
4710 on i?86-*-solaris2.10.
4712 2005-04-25 Steven Bosscher <stevenb@suse.de>
4714 Fix PR tree-optimization/21173
4716 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4717 Unshare expression we pass to force_gimple_operand.
4719 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4720 Stephen Clarke <stevec@superh.com>
4721 Roger Sayle <roger@eyesopen.com>
4723 PR rtl-optimization/20413
4724 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4725 VOIDmode for LABEL_REF.
4726 * final.c (shorten_branches): Likewise.
4727 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4728 * loop.c (reg_dead_after_loop): Likewise.
4729 * varasm.c (decode_addr_const): Likewise.
4730 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4732 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4734 * config.gcc (avr-*-*): Remove redundant "case".
4736 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4738 * tree-vect-analyze.c (vect_mark_relevant): Take
4739 VEC(tree,heap) instead of varray_type as an argument.
4740 (vect_mark_stmts_to_be_vectorized): Change the type of
4741 worklist to VEC(tree,heap). Adjust uses of worklist.
4743 2005-04-24 Devang Patel <dpatel@apple.com>
4745 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4747 2005-04-24 Ian Lance Taylor <ian@airs.com>
4749 * c-semantics.c (build_stmt): Remove test of specific tree codes
4750 for TREE_SIDE_EFFECTS handling.
4752 2005-04-24 Per Bothner <per@bothner.com>
4754 * c-opts.c (finish_options): Make the line-number of the <built-in>
4755 location 0, as assumed elsewhere, rather than 1.
4757 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4759 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4761 (tree_ssa_uncprop, uncprop_finalize_block,
4762 uncprop_initialize_block): Update uses of equiv_stack.
4764 2005-04-24 Richard Henderson <rth@redhat.com>
4767 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4768 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4770 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4771 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4772 <DIV, MOD>: Likewise.
4774 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4776 * collect2.c (main): Unlock the stdio streams.
4777 * gcc.c (main): Likewise.
4778 * gcov-dump.c (main): Likewise.
4779 * gcov.c (main): Likewise.
4780 * gen-protos.c (main): Likewise.
4781 * gensupport.c (init_md_reader_args_cb): Likewise.
4782 * protoize.c (main): Likewise.
4783 * toplev.c (general_init): Likewise.
4785 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4788 * cgraph.h (cgraph_local_info): Add vtable_method field.
4789 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4790 and node is vtable_method, finalized and not reachable, don't do
4793 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4795 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4797 * tree-ssa-pre.c (create_value_expr_from): Use
4798 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4799 * tree-ssa-propagate.c (stmt_makes_single_load,
4800 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4801 * tree-vect-transform.c (vect_is_simple_cond): Use
4803 * tree-vrp.c (extract_range_from_assert,
4804 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4807 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4808 of tpa_to_clear to VEC(int,heap). Update uses of
4809 tpa_to_clear. Free tpa_to_clear at the end.
4811 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4813 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4816 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4818 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4819 and gcc_unreachable as appropriate.
4820 (num_insns_constant, output_vec_const_move,
4821 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4822 rs6000_emit_set_const, rs6000_emit_move,
4823 spe_build_register_parallel, function_arg,
4824 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4825 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4826 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4827 rs6000_common_init_builtins, expand_block_clear,
4828 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4829 extract_ME, rs6000_get_some_local_dynamic_name,
4830 rs6000_output_function_entry, print_operand,
4831 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4832 output_cbranch, output_e500_flip_gt_bit,
4833 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4834 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4835 compute_save_world_info, rs6000_stack_info,
4836 rs6000_emit_load_toc_table, rs6000_frame_related,
4837 spe_synthesize_frame_save, rs6000_emit_epilogue,
4838 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4839 output_function_profiler, rs6000_trampoline_size,
4840 rs6000_initialize_trampoline, find_addr_reg,
4841 rs6000_machopic_legitimize_pic_address,
4842 rs6000_initial_elimination_offset,
4843 rs6000_dbx_register_number): Likewise.
4844 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4845 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4846 *movti_power, *movti_string, call, call_value, sibcall,
4847 sibcall_value): Likewise.
4848 * config/rs6000/spe.md (*movdf_e500_double,
4849 *movv2si_internal): Likewise.
4850 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4853 2005-04-24 Richard Henderson <rth@redhat.com>
4856 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4857 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4858 Deny modes smaller than 4 bytes.
4859 * config/i386/i386-protos.h: Update.
4861 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4863 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4864 Switch h8300-*-rtems* to ELF.
4866 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4868 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4870 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4872 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4874 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4877 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4879 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4881 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4882 definitions of ssa names in condition. Split recusive part to ...
4883 (tree_simplify_using_condition_1): New function.
4884 (expand_simple_operations): New function.
4886 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4888 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4889 (find_interesting_uses_cond): Do not use integer_zerop and
4890 integer_nonzerop to check for integer constants.
4891 (set_use_iv_cost): Record the value field.
4892 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4893 determine_use_iv_cost_outer): Set the value field of the cost pair.
4894 (may_eliminate_iv): Do not return the comparison code.
4895 (iv_elimination_compare): New function.
4896 (determine_use_iv_cost_condition): Set the value field. Record
4897 noneliminable invariants correctly.
4898 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4900 2005-04-23 DJ Delorie <dj@redhat.com>
4902 * diagnostic.c (warning): Accept parameter to classify warning option.
4903 (warning0): New, for when a pointer to an error() like function is needed.
4904 * errors.c (warning): Likewise.
4905 * errors.h (warning, warning0): Adjust prototypes.
4906 * toplev.h (warning, warning0): Likewise.
4908 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4909 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4910 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4911 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4912 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
4913 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4914 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
4915 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
4917 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4918 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
4919 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
4920 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
4921 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
4922 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
4923 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4924 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
4925 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
4926 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
4927 config/rs6000/aix52.h, config/rs6000/darwin.h,
4928 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
4929 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4930 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
4931 config/stormy16/stormy16.c, config/v850/v850-c.c,
4932 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
4935 2005-04-23 Richard Henderson <rth@redhat.com>
4938 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
4939 performing some integral scalar simplifications.
4941 2005-04-23 Richard Henderson <rth@redhat.com>
4944 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
4945 simplifying CONST_VECTOR.
4947 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4949 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4950 heap as an argument. Update uses of stack.
4951 (calculate_live_on_entry): Allocate stack on heap.
4953 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
4954 partition_link and tpa_nodes on heap.
4956 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
4957 (mark_stmt_necessary, propagate_necessity,
4958 mark_really_necessary_kill_operand_phis): Update uses of
4960 (tree_dce_init): Allocate worklist using VEC_alloc.
4961 (tree_dce_done): Free worklist using VEC_free.
4963 2005-04-23 Mike Stump <mrs@apple.com>
4965 * config/darwin.c (machopic_indirection_name): Don't use
4967 (darwin_emit_unwind_label): Use user_label_prefix instead of
4970 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4972 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
4974 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
4976 * config.gcc <cris-*>: Specify .opt files.
4977 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
4978 config/cris/linux.opt: New files.
4979 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
4980 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4981 (TARGET_ELF): Override to 0.
4982 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
4983 -melinux-stacksize=N.
4984 * config/cris/cris.c: (cris_handle_option): New function.
4985 (TARGET_DEFAULT_TARGET_FLAGS): Override.
4986 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
4987 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
4988 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
4989 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
4990 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
4991 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
4992 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
4993 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
4994 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
4995 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
4996 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
4997 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
4998 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
4999 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5000 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5001 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5002 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5003 (TARGET_LINUX): Define 0.
5004 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5005 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5006 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5007 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5008 (TARGET_LINUX): Override to 1.
5009 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5011 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
5013 * haifa-sched.c (schedule_block): Fix thinko in previous
5014 assertification patch.
5016 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
5018 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5019 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5020 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5021 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5022 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5023 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5024 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
5026 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5027 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5028 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5029 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5030 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5031 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5032 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5033 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5034 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5035 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5036 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5037 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5038 (SUBTARGET_OPTIONS): Delete.
5039 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5040 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5041 instead of a string.
5042 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5043 (pa_cpu_string, pa_unix_string): Delete.
5044 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5045 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5047 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5048 (pa_handle_option): New function.
5049 (override_options): Remove handling of -march=, -mfixed-range=,
5050 -mschedule= and -munix=.
5051 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5052 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5053 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5054 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5055 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5056 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5057 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5059 * config/pa/pa.opt: New file.
5060 * config/pa/pa-hpux.opt: New file.
5061 * config/pa/pa-hpux1010.opt: New file.
5062 * config/pa/pa-hpux1111.opt: New file.
5063 * config/pa/pa64-hpux.opt: New file.
5065 2005-04-22 David S. Miller <davem@davemloft.net>
5067 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5068 integer when it's mode is VOIDmode not DImode.
5070 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5072 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5073 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5074 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5075 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5076 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5077 "bne- $-xxx" rather than local labels.
5078 (sync_lock_release<mode>): Add second operand.
5079 (lwsync): Use .long rather than a more meaningful opcode.
5080 * doc/md.texi (Standard Names): Add description of second
5081 parameter to sync_lock_test_and_set.
5083 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5085 PR tree-optimization/21088
5086 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5088 * tree-vrp.c (compare_values): Use fold_binary to compare
5089 pointers. Use boolean_type_node as the type of a comparison
5090 expression being folded.
5091 * tree.h: Add prototypes for fold_unary, fold_binary,
5094 * tree-ssa-dom.c: Fix formatting.
5096 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5098 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5099 * lambda-code.c (perfect_nestify): Mark virtual operands in
5100 the moved statement for renaming.
5101 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5102 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5103 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5104 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5105 * tree-flow.h (struct var_ann_d): Update comments.
5106 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5107 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5108 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5109 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5110 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5111 debug_names_replaced_by): Remove declarations.
5112 (delete_update_ssa, get_current_def, set_current_def): Declare.
5113 (rewrite_into_loop_closed_ssa): Add new argument. Update
5115 * tree-into-ssa.c: Include params.h.
5116 (old_virtual_ssa_names): Remove. Update all users.
5117 (need_to_replace_names_p): Remove. Update all users.
5118 (struct update_ssa_stats_d): Declare.
5119 (update_ssa_stats): New local.
5120 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5121 dump_tree_ssa_stats, debug_tree_ssa_stats,
5122 dump_update_ssa, debug_update_ssa,
5123 dump_names_replaced_by, debug_names_replaced_by): Declare.
5124 (get_current_def, set current_def): Make extern.
5125 (is_old_name, is_new_name): Protect against references
5126 past the end of the sets.
5127 (add_new_name_mapping): Assert that OLD and NEW are
5128 different SSA names for the same symbol.
5129 When adding a virtual mapping, update stats for virtual
5131 (insert_phi_nodes_for): If UPDATE_P is true, create the
5132 LHS of the new PHI by duplicating SSA name VAR.
5133 (insert_phi_nodes_1): Remove. Update all users.
5134 (insert_phi_nodes): Remove second argument. Update all
5136 (maybe_replace_use, maybe_replace_def): New.
5137 (rewrite_update_stmt): Call them.
5138 (mark_def_interesting): Remove calls to is_gimple_reg.
5139 (prepare_phi_args_for_update): Remove. Update all users.
5140 (prepare_block_for_update): Only process virtual operands
5141 and GIMPLE registers in normal form.
5142 (prepare_use_sites_for): New.
5143 (prepare_names_to_update): Rename from prepare_def_sites.
5144 Call prepare_use_sites_for.
5145 (dump_update_ssa): Rename from dump_repl_tbl.
5147 Show statistics for virtual mapping heuristic.
5148 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5149 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5150 (delete_update_ssa): Make extern.
5151 (mark_set_for_renaming): If the set is empty, do nothing.
5152 (release_ssa_name_after_update_ssa): Update comment.
5153 (insert_updated_phi_nodes_for): Do not remove existing
5154 PHI nodes for symbols.
5155 (switch_virtuals_to_full_rewrite_p): New.
5156 (switch_virtuals_to_full_rewrite): New.
5157 (update_ssa): Call them.
5158 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5159 for every statement before updating.
5160 If all the names in NEW_SSA_NAMES have been marked for
5161 removal, do nothing.
5162 Only start at the top of the CFG if there are symbols in
5164 (ssa_rewrite_finalize_block): Remove.
5165 (ssa_register_new_def): Remove.
5166 (ssa_rewrite_stmt): Remove.
5167 (ssa_rewrite_phi_arguments): Remove.
5168 (ssa_rewrite_initialize_block): Remove.
5169 (ssa_mark_def_sites): Remove.
5170 (ssa_mark_def_sites_initialize_block): Remove.
5171 (ssa_mark_phi_uses): Remove.
5172 (rewrite_ssa_into_ssa): Remove.
5173 * tree-phinodes.c (find_phi_node_for): Remove.
5174 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5176 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5177 Remove calls to verify_dominators and
5178 verify_loop_structure.
5179 (tree_unswitch_single_loop): Call update_ssa.
5180 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5183 (delete_tree_ssa): Assert that need_ssa_update_p returns
5185 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5186 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5187 free_new_names): Remove. Update all users.
5188 (rename_use_op): Call get_current_def.
5189 (rename_variables_in_bb): Do not handle any real or
5191 (slpeel_update_phis_for_duplicate_loop): Call
5192 get_current_def and set_current_def instead of using
5194 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5195 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5196 ssa_names_to_replace and delete_update_ssa.
5197 * doc/invoke.texi: Document --param min-virtual-mappings
5198 and --param virtual-mappings-ratio.
5200 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5202 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5203 for newly created PHI nodes.
5204 Call create_new_def_for for every new V_MAY_DEF and
5205 V_MUST_DEF on the copied statement.
5206 (struct ssa_name_map_entry): Remove.
5207 (ssa_name_map_entry_hash): Remove.
5208 (ssa_name_map_entry_eq): Remove.
5209 (allocate_ssa_names): Remove.
5210 (rewrite_to_new_ssa_names_def): Remove.
5211 (rewrite_to_new_ssa_names_use): Remove.
5212 (rewrite_to_new_ssa_names_bb): Remove.
5213 (rewrite_to_new_ssa_names): Remove.
5214 (tree_duplicate_sese_region): Remove variables ver,
5215 definitions, phi, ssa_name_map and bi.
5216 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5218 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5219 update_ssa instead of rewrite_ssa_into_ssa.
5220 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5222 (find_uses_to_rename_use): Add argument 'need_phis'.
5223 (find_uses_to_rename_stmt): Do not scan virtual operands.
5224 (find_uses_to_rename): Only scan PHI nodes for
5226 (rewrite_into_loop_closed_ssa): Call update_ssa.
5227 (check_loop_closed_ssa_use): Ignore virtual operands.
5228 (check_loop_closed_ssa_stmt): Likewise.
5229 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5231 (rename_variables, set_phi_def_stmts): Remove.
5232 (tree_duplicate_loop_to_header_edge): Reformat comment.
5233 Remove variables BB, I and DEFINITIONS.
5234 Call need_ssa_update_p.
5236 (lv_adjust_loop_header_phi): Reformat comment.
5237 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5238 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5239 mark_for_rewrite, unmark_all_for_rewrite,
5240 marked_ssa_names): Remove. Update all users.
5241 (release_ssa_name): If VAR has been registered for SSA
5242 updating, do nothing.
5243 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5244 (build_assert_expr_for): Call register_new_name_mapping.
5245 (insert_range_assertions): Update call to update_ssa.
5246 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5247 marked_for_rewrite_p, any_marked_for_rewrite_p,
5248 marked_ssa_names): Remove.
5250 2005-04-22 Jeff Law <law@redhat.com>
5252 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5253 (restore_currdefs_to_original_value): Likewise.
5254 (register_definitions_for_stmt): Likewise.
5255 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5256 for each variable. Do not allocate/free block_defs_stack either.
5257 Do not iterate if we just thread jumps. Only iterate if the
5258 tree_cleanup_cfg does useful work (temporary).
5259 (dom_opt_initialize_block): No longer push a marker on
5261 (dom_opt_finalize_block): Removal call to restore currdefs.
5262 Relax restrictions for recording edge equivalences.
5263 (record_equivalences_from_phis): No longer need to track
5265 (optimize_stmt): Similarly.
5266 (thread_across_edge): Simplify by removing the requirement that
5267 statements in the block we are threading through must be nops.
5268 (initialize_hash_element): Handle GOTO_EXPR.
5270 2005-04-22 David S. Miller <davem@davemloft.net>
5272 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5274 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5275 fix check on CONST_DOUBLE mode. It should be VOIDmode
5276 when it is representing an integer.
5278 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5280 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5281 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5282 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5283 find_char_info_specifier_index,
5284 find_length_info_modifier_index): Likewise.
5285 * c-typeck.c (composite_type, pop_init_level): Likewise.
5286 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5287 * cse.c (cse_insn): Likewise
5288 * dominance.c (calc_dfs_tree): Likewise
5289 dwarf2out.c (loc_descriptor_from_tree_1,
5290 add_abstract_origin_attribute, force_decl_die,
5291 force_type_die): Likewise
5292 emit-rtl.c (operand_subword_force): Likewise
5293 explow.c (hard_function_value): Likewise
5294 expmed.c (store_bit_field, expand_divmod,
5295 emit_store_flag_force): Likewise
5296 expr.c (emit_move_multi_word, store_expr,
5297 expand_expr_real_1): Likewise
5298 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5299 output_operand): Likewise
5300 flow.c (recompute_reg_usage): Likewise
5301 * function.c (assign_stack_temp_for_type, assign_temp,
5302 handle_epilogue_set): Likewise
5303 * genextract.c (main): Likewise
5304 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5305 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5306 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5307 ready_remove, rm_line_notes, rm_other_notes,
5308 schedule_block): Likewise
5309 mips-tfile.c (copy_object, out_of_bounds): Likewise
5311 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5314 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5315 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5316 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5317 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5319 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5321 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5323 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5324 (gcc_tree_to_linear_expression): Convert to heap allocated
5326 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5327 lbv_to_gcc_expression, lle_to_gcc_expression,
5328 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5329 perfect_nestify): Likewise.
5330 lambda.h (gcc_loopnest_to_lambda_loopnest,
5331 lambda_loopnest_to_gcc_loopnest): Likewise.
5332 tree-loop-linear.c (linear_transform_loops): Likewise.
5334 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5336 * config/sparc/predicates.md (arith_double_operand): Use
5337 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5338 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5339 (DImode, DFmode constant splitters): Likewise. Remove code for
5340 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5341 (logical constant splitters): Use const_int_operand predicate.
5342 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5343 HOST_BITS_PER_WIDE_INT < 64.
5345 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5347 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5348 gcc_unreachable as appropriate.
5349 (force_mode, emit_move_sequence, singlemove_string,
5350 output_move_double, output_fp_move_double, find_addr_reg,
5351 output_block_move, output_block_clear, output_and,
5352 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5353 pa_adjust_cost, pa_issue_rate, print_operand,
5354 output_global_address, output_arg_descriptor, output_cbranch,
5355 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5356 output_call): Likewise.
5357 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5358 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5360 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5362 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5363 _gcov_pow2_profiler and _gcov_one_value_profiler.
5364 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5365 (GTFILES): Add $(srcdir)/tree-profile.c.
5366 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5367 __gcov_one_value_profiler): Declare.
5368 * gimplify.c (force_gimple_operand): Check whether the statements
5369 should be produced in ssa form.
5370 (force_gimple_operand_bsi): New function.
5371 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5372 __gcov_one_value_profiler): New functions.
5373 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5374 the profiled value is a power of two or not.
5375 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5376 * tree-flow.h (in_ssa_p): Declare.
5377 (force_gimple_operand_bsi): Declare.
5378 * tree-into-ssa.c (in_ssa_p): New variable.
5379 (rewrite_into_ssa): Set in_ssa_p.
5380 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5381 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5382 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5383 tree_one_value_profiler_fn): New variables.
5384 (tree_init_edge_profiler): Initialize the profiler function decls.
5385 (tree_gen_edge_profiler): Use global gcov_type_node.
5386 (prepare_instrumented_value): New function.
5387 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5388 tree_gen_one_value_profiler): Call the library functions instead of
5389 creating instrumentation code.
5390 * tree.c (build_fn_decl): New function.
5391 * tree.h (build_fn_decl): Declare.
5392 * value-prof.c (rtl_divmod_values_to_profile,
5393 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5394 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5395 Do not handle may_be_other and precise values of exponents at pow2
5397 (tree_mod_subtract_transform): Reflect that value field of
5398 histogram has changed meaning.
5399 (tree_divmod_values_to_profile): Record the values correctly.
5400 (tree_values_to_profile): Update comment.
5401 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5403 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5405 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5408 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5410 * config/i386/i386.md (length_immediate): Use gcc_assert or
5411 gcc_unreachable, as appropriate.
5412 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5413 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5414 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5415 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5416 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5417 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5418 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5419 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5420 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5421 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5422 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5423 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5424 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5425 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5426 *prefetch_sse_rex): Likewise.
5427 * config/i386/predicates.md (x86_64_immediate_operand,
5428 x86_64_zext_immediate_operand, symbolic_operand,
5429 no_seg_address_operand, aligned_operand,
5430 memory_displacement_operand): Likewise.
5431 * config/i386/sse.md (*mov<mode>_internal,
5432 *movv2df_internal): Likewise.
5434 2005-04-22 Jan Hubicka <jh@suse.cz>
5436 * Makefile.in (ipa.o, ipa-inline.o): New files.
5437 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5438 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5439 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5440 * cgraphunit.c (cgraph_default_inline_p,
5441 cgraph_decide_inlining_incrementally, ncalls_inlined,
5442 nfunctions_inlined, initial_insns, overall_insns,
5443 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5444 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5445 cgraph_mark_inline, cgraph_check_inline_limits,
5446 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5447 update_callee_keys, lookup_recursive_calls,
5448 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5449 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5450 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5451 pass_ipa_inline): Move to ipa-inline.c
5452 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5454 * ipa-inline.c: New file.
5456 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5458 * doc/invoke.texi (SPARC options): Document that -mapp-regs
5459 is turned off by default on Solaris.
5461 2005-04-21 Roger Sayle <roger@eyesopen.com>
5463 * c-common.h (objc_build_method_signature): Update prototype.
5464 * stub-objc.c (objc_build_method_signature): Update the stub
5465 implementation to accept and ignore additional parameter.
5466 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
5467 the value of ellipsis to objc_build_method_signature instead
5468 of setting TREE_OVERFLOW on the parms TREE_LIST node.
5470 2005-04-21 Geoffrey Keating <geoffk@apple.com>
5472 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
5473 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
5474 gen_rtx_* not gen_rtx_fmt_*.
5475 (rs6000_emit_vector_select): Likewise.
5476 (rs6000_emit_sync): New.
5477 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
5478 (larx, stcx, cmp): New mode substitutions.
5479 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
5480 UNSPEC_ISYNC): New constants.
5481 (rlwinm): Give name.
5482 (memory_barrier, isync, lwsync): New insns.
5483 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
5484 (sync_lock_release<mode>): New expander.
5485 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
5486 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
5487 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
5488 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
5489 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
5490 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
5491 (sync_add<mode>_internal, sync_addshort_internal,
5492 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
5493 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
5494 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
5496 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
5497 is the memory before, not after, the operation. Clarify
5498 barrier requirements.
5500 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5502 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
5503 * lambda.h (lambda_vector_min_nz): Likewise.
5504 * langhooks.h (struct lang_hooks_for_types,
5505 struct lang_hooks): Likewise.
5506 * output.h (assemble_integer, this_is_asm_operands): Likewise.
5509 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
5511 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
5512 comments to avoid 'abort'. Use gcc_assert as necessary.
5513 * opts.c (common_handle_option): Likewise.
5514 * pretty-print.c (pp_base_format_text): Likewise.
5515 * print-rtl.c (print_rtx): Likewise.
5516 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
5517 * regmove.c (try_auto_increment): Likewise.
5518 * reload.c (find_valid_class, find_reloads_toplev,
5519 find_equiv_reg): Likewise.
5520 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
5521 merge_assigned_reloads): Likewise.
5522 * tree-inline.c (inline_forbidden_p_1,
5523 estimate_num_insns_1): Likewise.
5524 * tree-optimize.c (execute_todo): Likewise.
5525 * tree-outof-ssa.c (eliminate_phi): Likewise.
5526 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
5527 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
5528 * tree-ssa-operands.c (parse_ssa_operands,
5529 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
5530 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
5531 * tree-ssanames.c (release_ssa_name): Likewise.
5532 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
5533 walk_tree): Likewise.
5535 * tree-ssa-operands.c (verify_abort): Fold into ..
5536 (verify_imm_links): ... here.
5538 2005-04-21 Richard Henderson <rth@redhat.com>
5540 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
5541 on non-memory operand for previous inversion.
5543 2005-04-21 Devang Patel <dpatel@apple.com>
5545 PR optimization/20994
5546 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
5547 x = !(a == b) : p , q;.
5548 (pass_if_conversion): Verify stmts and flow.
5550 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5552 * optabs.c (gen_conditional_trap): Restore #define.
5554 * alias.c (true_dependence): Remove 'abort' from comments. Use
5555 gcc_assert and gcc_unreachable as appropriate.
5556 (canon_true_dependence): Likewise.
5557 * bb-reorder.c (connect_traces): Likewise.
5558 * c-common.c (c_add_case_label): Likewise.
5559 * c-decl.c (finish_function): Likewise.
5560 * caller-save.c (insert_restore, insert_save): Likewise.
5561 * cfg.c (update_bb_profile_for_threading): Likewise.
5562 * cfganal.c (flow_active_insn_p): Likewise.
5563 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5564 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
5565 cfg_layout_merge_blocks): Likewise.
5566 * ifcvt.c (cond_exec_process_insns, merge_if_block,
5567 find_if_block): Likewise.
5568 * integrate.c (allocate_initial_values): Likewise.
5569 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
5570 swap_condition, unsigned_condition, signed_condition,
5571 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
5572 reg_or_subregno): Likewise.
5573 * lambda-code.c (lambda_compute_auxillary_space,
5574 lambda_transform_legal_p): Likewise.
5575 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
5576 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
5577 lhd_incomplete_type_error, lhd_expand_expr,
5578 lhd_types_compatible_p, lhd_tree_size): Likewise.
5579 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
5580 * local-alloc.c (update_equiv_regs): Likewise.
5581 * loop-unroll.c (peel_loop_completely
5582 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
5583 peel_loop_simple, unroll_loop_stupid,
5584 analyze_iv_to_split_insn): Likewise.
5585 * loop.c (gen_prefetch, find_and_verify_loops,
5586 basic_induction_var): Likewise.
5587 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
5588 * value-prof.c (tree_find_values_to_profile): Likewise.
5589 * varasm.c (named_section, default_assemble_integer,
5590 decode_addr_const): Likewise.
5592 2005-04-21 Alan Modra <amodra@bigpond.net.au>
5593 Fariborz Jahanian <fjahanian@apple.com>
5595 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
5596 portion of argument passed in fpr.
5597 * expr.c (emit_push_insn): Fix computation of 'offset' used to
5598 decide on partial argument save on stack.
5600 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5602 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5605 2005-04-21 Jan Hubicka <jh@suse.cz>
5607 * cgraphunit.c: Include tree-pass.h
5608 (cgraph_decide_recursive_inlining,
5609 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5610 cgraph_decide_inlining): Dump goes to dump_file.
5611 (cgraph_optimize): Call ipa passes instead of inliner.
5612 (cgraph_gate_inlining, pass_ipa_inline): New.
5613 * tree-optimize.c (all_ipa_passes): New static variable.
5614 (register_one_dump_file): Dead with IPA passes.
5615 (register_dump_files): Likewise.
5616 (init_tree_optimization_passes): Initialize IPA passes.
5617 (execute_todo): Do cgraph dump when asked to, do not dump function body
5619 * tree-pass.h (TODO_dump_cgraph): New macro.
5620 (ipa_passes): Declare.
5621 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5623 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5625 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5626 gcc_assert instead of abort.
5627 (classify_argument, examine_argument, construct_container,
5628 contains_128bit_aligned_vector_p, ix86_check_movabs,
5629 standard_80387_constant_opcode, standard_80387_constant_rtx,
5630 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5631 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5632 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5633 legitimize_tls_address, output_pic_addr_const,
5634 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5635 get_some_local_dynamic_name, print_operand, print_operand_address,
5636 output_387_binary_op, emit_i387_cw_initialization,
5637 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5638 ix86_expand_clear, ix86_expand_binary_operator,
5639 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5640 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5641 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5642 ix86_expand_branch, ix86_expand_setcc,
5643 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5644 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5645 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5646 memory_address_length, ix86_attr_length_immediate_default,
5647 ix86_attr_length_address_default, ix86_agi_dependant,
5648 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5649 ix86_expand_binop_builtin, ix86_force_to_memory,
5650 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5651 x86_emit_floatuns): Likewise.
5652 * config/i386/netware.c (gen_regparm_prefix,
5653 i386_nlm_strip_name_encoding): Likewise.
5654 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5656 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5658 * optabs.c (gen_condiational_trap): Remove #define.
5659 (add_equal_note): Assertify. Remove explicit indirection from
5660 call via function pointer.
5661 (expand_ternary_op, expand_simple_binop, expand_binop,
5662 expand_twoval_unop, expand_twoval_binop,
5663 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5664 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5665 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5666 prepare_float_lib_cmp, emit_conditional_move,
5667 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5668 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5669 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5670 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5672 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5674 * vec.h: Update API to separate allocation mechanism from type.
5675 (VEC_safe_grow): New.
5676 * vec.c (calculate_allocation): New.
5677 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5678 (vec_gc_free, vec_heap_free): Remove.
5679 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5681 (mangle_macro_name): New.
5682 (struct macro_def): New.
5683 (struct macro): Add multiple argument values.
5684 (macro_expans_end): New.
5685 (push_macro_expansion): Chain on new macro. Process multiple
5686 args, create follow on expansion. Return follow on argument.
5687 (macro_input): Deal with multiple arguments.
5689 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5690 (struct tree_binfo): Adjust.
5691 * basic-block.h: Define VEC(edge,gc).
5692 (struct edge_def): Adjust.
5693 (struct basic_block_def, struct edge_iterator): Likewise.
5694 (ei_container, ei_start_1, ei_last_1): Likewise.
5695 * cfg.c (connect_src, connect_dest): Likewise.
5696 * cfgrtl.c (force_nonfallthru_and_redirect)
5697 * dbxout.c (dbxout_type)
5698 * dwarf2out.c (gen_member_die)
5699 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5700 (gcc_tree_to_linear_expression): Adjust.
5701 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5702 lbv_to_gcc_expression, lle_to_gcc_expression,
5703 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5704 perfect_nestify): Likewise.
5705 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5706 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5707 * profile.c (instrument_values): Adjust.
5708 * tree-cfg.c (modified_noreturn_calls): Adjust.
5709 (remove_fallthru_edge): Likewise.
5710 * tree-dump.c (dequeue_and_dump): Adjust.
5711 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5712 * tree-flow.h (modified_noreturn_calls): Adjust.
5713 (tree_on_heap): Remove. (yay!)
5714 (register_new_def): Adjust.
5715 * tree-into-ssa.c: Define VEC(int,heap).
5716 (block_defs_stack): Adjust.
5717 (find_idf, insert_phi_nodes, register_new_def,
5718 rewrite_initialize_block, rewrite_finalize_block,
5719 register_new_update_single, rewrite_update_init_block,
5720 rewrite_update_fini_block, rewrite_blocks,
5721 ssa_rewrite_finalize_block, ssa_register_new_def,
5722 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5723 * tree-loop-linear.c (linear_transform_loops): Adjust.
5724 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5725 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5726 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5727 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5728 vrp_variables_stack): Adjust declarations.
5729 (tree_ssa_dominator_optimize): Adjust.
5730 (dom_opt_initialize_block, remove_local_expressions_from_table,
5731 restore_nonzero_vars_to_original_value,
5732 restore_vars_to_original_value,
5733 restore_currdefs_to_original_value, dom_opt_finalize_block,
5734 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5735 optimize_stmt, update_rhs_and_lookup_avail_expr,
5736 lookup_avail_expr, record_range): Likewise.
5737 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5738 (compute_antic_aux): Adjust.
5739 (inserted_exprs, create_expression_by_pieces,
5740 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5741 remove_dead_inserted_code, fini_pre): Likewise.
5742 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5743 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5744 ssa_prop_init): Likewise.
5745 * tree-ssa.c: Define VEC(bitmap,heap).
5746 (verify_name_tags): Adjust.
5747 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5748 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5749 tree_divmod_values_to_profile, tree_find_values_to_profile,
5750 value_profile_transformations): Likewise.
5751 * value-prof.h: Define VEC(histogram_value,heap).
5752 * varasm.c: Remove alias_pair pointer typedef, define
5754 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5756 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5757 not a pointer to it. Create an object vector.
5758 (extern_symbols): Turn into an object vector.
5759 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5761 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5764 * Makefile.in (tree-chrec.o): Depend on params.h.
5765 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5767 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5768 and fold build with fold_buildN.
5769 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5770 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5771 (tree_contains_chrecs): Compute an estimation of the size of the
5773 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5774 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5775 * tree-scalar-evolution.c (simple_iv): Ditto.
5776 * doc/invoke.texi (scev-max-expr-size): Documented.
5778 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5780 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5781 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5782 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5783 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5784 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5785 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5786 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5787 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5788 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5789 (darwin_fix_and_continue_switch): Delete.
5790 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5791 (SUBTARGET_SWITCHES): Delete.
5792 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5793 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5794 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5795 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5796 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5797 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5798 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5799 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5800 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5801 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5802 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5803 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5804 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5805 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5806 (TARGET_64BIT): Undef before redefining.
5807 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5808 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5809 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5810 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5811 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5812 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5813 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5814 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5815 (ix86_debug_arg_string, ix86_debug_addr_string)
5816 (ix86_align_loops_string, ix86_align_jumps_string)
5817 (ix86_align_funcs_string): Delete.
5818 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5819 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5820 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5821 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5822 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5823 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5824 (SUBTARGET_SWITCHES): Delete.
5825 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5826 (ix86_debug_addr_string): Delete.
5827 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5828 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5829 (ix86_align_loops_string, ix86_align_jumps_string)
5830 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5831 (ix86_align_funcs_string): Make static.
5832 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5833 (ix86_handle_option): New function.
5834 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5835 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5836 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5837 of darwin_fix_and_continue_switch.
5838 (darwin_one_byte_bool): Delete.
5839 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5840 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5841 to darwin_one_byte_bool.
5842 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5843 * config/i386/djgpp.opt, config/i386/i386.opt,
5844 * config/i386/sco5.opt: New files.
5846 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5848 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5849 fp_zero_operand, fp_register_operand, intreg_operand,
5850 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5851 call_operand, call_operand_address, tgd_symbolic_operand,
5852 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5853 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5854 sp64_medium_pic_operand, data_segment_operand,
5855 text_segment_operand, splittable_symbolic_memory_operand,
5856 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5857 eq_or_neq, normal_comp_operator, noov_compare_op,
5858 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5859 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5860 const64_operand, const64_high_operand, arith11_operand,
5861 arith10_operand, arith_double_operand, arith_double_4096_operand,
5862 arith_double_add_operand, arith11_double_operand,
5863 arith10_double_operand, small_int, small_int_or_double,
5864 uns_small_int, uns_arith_operand, clobbered_register,
5865 input_operand, compare_operand): Delete.
5866 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5867 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5868 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5869 (GEN_HIGHINT64, GEN_INT64): Delete.
5870 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5871 gen_safe_XOR64): Adjust for above deletion.
5872 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5873 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5874 (legitimate_constant_p): Use const_zero_operand instead.
5875 (sparc_extra_constraint_check): Likewise.
5876 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5877 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5878 (PREDICATE_CODES): Delete.
5879 * config/sparc/sparc.md: Include predicates.md.
5880 (All patterns): Adjust for new predicate names.
5881 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5882 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5883 (movdi): Use general_operand predicate.
5884 (movdi_sp64_dbl): Delete.
5885 (movdi_const64_special): Add 'N' constraint.
5886 (movdicc): Use arith10_operand predicate.
5887 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5888 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5889 (movdi_cc_reg_sp64_trunc): Delete.
5890 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5891 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5892 (subdi3_sp32): Delete.
5893 (subdi3_insn_sp32): Change to define_insn_and_split.
5894 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5895 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5896 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5897 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5898 small_int_operand predicate.
5899 (divdi3, udivdi3): Use arith_operand predicate.
5900 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5901 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5902 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5903 (xordi3_sp64_dbl): Delete.
5904 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5905 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5906 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5907 cmp_ccx_set_not): Use arith_operand predicate.
5908 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5909 * config/sparc/predicates.md: New file.
5911 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5913 PR tree-optimization/14846
5914 * fold-const.c (fold_single_bit_test_into_sign_test): New,
5916 (fold_single_bit_test): ... here.
5917 (fold_binary): Call fold_single_bit_test_into_sign_test
5918 instead of fold_single_bit_test.
5920 2005-04-20 James E Wilson <wilson@specifixinc.com>
5923 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
5924 is another declaration.
5926 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
5928 * config/cris/predicates.md: New file.
5929 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5930 (cris_movem_load_rest_p): Declare.
5931 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
5932 (cris_movem_load_rest_p): Ditto. Globalize.
5933 (cris_bdap_operand, cris_bdap_biap_operand,
5934 cris_orthogonal_operator, cris_commutative_orth_op,
5935 cris_operand_extend_operator,
5936 cris_additive_operand_extend_operator, cris_extend_operator,
5937 cris_plus_or_bound_operator, cris_mem_op,
5938 cris_general_operand_or_symbol,
5939 cris_general_operand_or_gotless_symbol,
5940 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
5941 cris_load_multiple_op): Remove predicate functions.
5942 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
5943 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
5944 * config/cris/cris.h (PREDICATE_CODES): Don't define.
5945 * config/cris/cris.md: Include predicates.md.
5946 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
5948 2005-04-20 Ian Lance Taylor <ian@airs.com>
5950 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
5951 * c-common.h (STMT_EXPR_STMT): Don't define.
5952 (STMT_EXPR_NO_SCOPE): Don't define.
5953 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
5954 * c-pretty-print.c (pp_c_primary_expression): Likewise.
5955 (pp_c_expression): Likewise.
5957 2005-04-20 Richard Henderson <rth@redhat.com>
5960 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
5962 2005-04-20 Jeff Law <law@redhat.com>
5964 * reload1.c (reload): Ignore equivalences between pseudos and
5967 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
5970 * c-tree.h (struct c_label_list): Update comment.
5971 (struct c_label_context): Rename to struct c_label_context_se.
5972 (label_context_stack): Rename to label_context_stack_se.
5973 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
5974 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
5975 c_end_vm_scope): New.
5976 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
5977 * c-decl.c (pop_scope): Call c_end_vm_scope.
5978 (pushdecl): Call c_begin_vm_scope for variably modified
5980 (define_label): Check for jumping into scope of identifier with
5981 variably modified type. Push label on stack for those defined at
5982 current context of identifiers with variably modified type.
5983 (start_function): Create stack level for context of identifiers
5984 with variably modified type.
5985 (finish_function): Pop stack level for context of identifiers with
5986 variably modified type.
5987 * c-typeck.c (label_context_stack): Rename to
5988 label_context_stack_se.
5989 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
5990 (c_finish_goto_label): Check for jumping into scope of identifier
5991 with variably modified type. Push label on stack for those jumped
5992 to from current context of identifiers with variably modified
5994 (struct c_switch): Add blocked_vm.
5995 (c_start_case): Initialize blocked_vm.
5996 (do_case): Check blocked_vm.
5997 (c_finish_case): Add comment.
5998 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
5999 variable label_context_stack.
6001 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6003 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6004 conditional_replacement, value_replacement, abs_replacement,
6006 (replace_phi_edge_with_variable): Remove argument BB.
6007 (conditional_replacement, value_replacement,
6008 minmax_replacement, abs_replacement): Remove argument PHI_BB.
6009 Update a call to replace_phi_edge_with_variable.
6011 * tree-ssa-phiopt.c: Fix comments.
6013 2005-04-20 Michael Matz <matz@suse.de>
6016 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6019 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6021 * tree-ssa-phiopt.c: Fix comment typos.
6023 PR tree-optimization/21116
6024 * tree-ssa-phiopt.c: Fix a typo.
6026 2005-04-19 Richard Henderson <rth@redhat.com>
6028 * builtins.c (expand_builtin_sync_operation): Revert last change.
6029 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6031 (expand_compare_and_swap_loop): Likewise.
6032 (expand_sync_operation): Remove fallback from NAND to AND; invert
6033 memory operand when expanding from cmpxchg.
6034 (expand_sync_fetch_operation): Likewise.
6035 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6038 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6039 when implementing NAND. Fix double-add for AFTER.
6040 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6041 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6042 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
6044 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6047 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6048 to return old memory value.
6049 (sync_compare_and_swap_cc<IMODE>): Likewise.
6051 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6052 return pre-reload. Don't consider output or anti dependencies.
6053 * config/ia64/sync.md (IMODE): New.
6054 (modesuffix): Add QI and HI.
6055 (memory_barrier): Simplify expansion.
6056 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6057 (cmpxchg_acq_<IMODE>): Likewise.
6058 (sync_lock_test_and_set<IMODE>): Likewise.
6059 (sync_lock_release<IMODE>): Likewise.
6061 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6063 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6066 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6068 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6070 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6071 Joseph S. Myers <joseph@codesourcery.com>
6073 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6074 * c-typeck.c (build_c_cast): Check these options.
6075 * doc/invoke.texi: Document these options.
6077 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6079 * tree-ssa-phiopt.c: Update a comment about the pass.
6081 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6083 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6084 config/mcore/mcore.c: Fix comment typos.
6086 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6088 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6089 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6091 2005-04-19 Paul Brook <paul@codesourcery.com>
6093 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6095 2005-04-19 Andrew Haley <aph@redhat.com>
6098 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6099 looking at a field's bitpos.
6101 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6103 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6104 libiberty functions.
6106 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6108 PR tree-optimization/21096
6109 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6111 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6114 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6115 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6117 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6119 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6120 refers to the function being dumped.
6122 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6124 * varasm.c (assemble_start_function): Remove reset of in_section.
6126 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6128 PR tree-optimization/21085
6129 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6132 2005-04-19 Ben Elliston <bje@au.ibm.com>
6134 * doc/invoke.texi (Optimize Options): Refer to the correct
6135 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6137 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6139 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6140 alloca argument to be big enough.
6142 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6145 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6148 2005-04-18 Tom Tromey <tromey@redhat.com>
6150 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6153 2005-04-18 Richard Henderson <rth@redhat.com>
6155 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6156 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6157 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6158 * config/alpha/alpha-protos.h: Update.
6159 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6160 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6161 (attr type): Add ld_l, st_c, mb.
6162 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6163 iornotsi3, xorsi_internal, xornotsi3): New.
6164 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6165 (ev4_ist_c, ev4_mb): New.
6166 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6168 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6169 (ev6_ist): Add st_c.
6171 * config/alpha/sync.md: New file.
6173 2005-04-18 Richard Henderson <rth@redhat.com>
6175 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6178 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6180 2005-04-18 Devang Patel <dpatel@apple.com>
6182 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6184 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6186 PR tree-optimization/20922
6187 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6188 Fold X + c >= X and fold X - c <= X to true.
6190 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6192 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6194 (emergency_labeled_state_free): Likewise.
6196 2005-04-18 Nick Clifton <nickc@redhat.com>
6198 * config/h8300/h8300.md (jump): Remove prescan parameter from
6199 calls to final_scan_insn.
6201 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6202 parameter from calls to final_scan_insn.
6204 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6206 (v850e, v850e1): Use the v850.opt file for target specific
6209 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6211 PR tree-optimization/21001
6212 * tree-optimize.c (init_tree_optimization_passes): Move the
6213 first pass_forwprop immediately before pass_vrp.
6215 2005-04-17 Ian Lance Taylor <ian@airs.com>
6217 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6218 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6219 from enum tree_code op to bool is_sizeof.
6220 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6221 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6222 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6224 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6226 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6229 2005-04-17 Ian Lance Taylor <ian@airs.com>
6231 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6233 2005-04-17 Richard Henderson <rth@redhat.com>
6235 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6237 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6238 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6239 of indirection through ssa names while looking for the gpr counter
6241 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6242 saved va_list_gpr_size and va_list_fpr_size.
6244 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6246 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6247 both pointers or both integers.
6249 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6250 ASSERT_EXPRs for single-use variable.
6252 * tree-into-ssa.c: Fix a comment typo.
6254 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6256 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6257 -mipsN before forcing a default of -mips2.
6259 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6261 * predict.h (IS_TAKEN): Remove.
6262 * rtl.h (NOTE_PREDICTION): Likewise.
6264 * modulo-sched.c (CFG_HOOKS): Remove.
6266 * c-parser.c (N_C_TTYPES): Remove.
6268 * tree-flow-inline.h (get_stmt_operands): Remove.
6269 * lambda-code.c, tree-ssa-loop-unswitch.c,
6270 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6271 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6272 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6273 calls to get_stmt_operands.
6274 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6276 2005-04-17 Richard Henderson <rth@redhat.com>
6279 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6280 of CUMULATIVE_ARGS past the last named argument.
6281 (alpha_va_start): Expect pretend_args_size only if strictly less than
6284 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6287 * builtins.c (expand_builtin_strcat): Convert the result of
6288 strlen to the right type.
6289 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6290 avoid creating type mismatches.
6291 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6294 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6296 2005-04-16 Richard Henderson <rth@redhat.com>
6299 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6300 Use the mode of boolean_type_node when the user doesn't provide one.
6301 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6303 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6306 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6309 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6312 2005-04-16 Roger Sayle <roger@eyesopen.com>
6313 Steven Bosscher <stevenb@suse.de>
6315 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6316 (fold_unary_to_constant): Likewise.
6318 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6320 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6323 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6325 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6326 names related to target triplets.
6327 Remove i?86-*-esix from platform directory.
6328 Remove powerpc-*-eabiaix from platform directory.
6330 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6333 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6334 falling through from SUBREG case to REG.
6336 2005-04-15 Roger Sayle <roger@eyesopen.com>
6338 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6339 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6340 (fold_binary_to_constant): Simplify using fold_binary.
6341 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6343 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6345 * gthr-posix.c (pthread_cancel): Define.
6346 (pthread_mutexattr_init): Likewise.
6347 (pthread_mutexattr_settype): Likewise.
6348 (pthread_mutexattr_destroy): Likewise.
6350 2005-04-15 David S. Miller <davem@davemloft.net>
6353 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6355 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6357 PR tree-optimization/21031
6358 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6359 (forward_propagate_into_cond_1): Call it. Forward propagate
6360 integer-integer casts into COND_EXPRs.
6362 2005-04-15 Dave Korn <dave.korn@artimi.com>
6364 * gcc.c (default_compilers): Clarify obscure error message when
6365 reading from standard input.
6367 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6369 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6370 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6372 * tree-ssa-alias.c (init_alias_info): Remove a call to
6375 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6377 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6378 of non-virtual PHI nodes like we use to.
6380 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6382 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6383 (attr_copy_rtx): Do not use it.
6385 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6387 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6389 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6391 * tree-vect-transform.c (vectorizable_store): Mark necessary
6392 objects in the vectorized store needing renaming. Update the
6393 SSA graph for V_MAY_DEF operands in the original store.
6395 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6397 * tree-ssa-pre.c (compute_avail): It's okay to have
6398 TREE_INVARIANT's here, and value number the resulting expressions.
6399 (create_expression_by_pieces): Make sure operands that were
6400 min_invariant when we started, stay that way.
6402 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6404 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6406 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6408 PR tree-optimization/20936.
6409 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6411 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6413 * doc/invoke.texi: Fix typos.
6414 * doc/md.texi: Likewise.
6415 * doc/rtl.texi: Likewise.
6416 * doc/sourcebuild.texi: Likewise.
6417 * doc/tm.texi: Likewise.
6419 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6421 PR tree-optimization/21004
6422 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6423 and floorl in c99 mode only.
6424 * builtins.c (expand_builtin_int_roundingfn): Assert that
6425 fallback_fndecl is not NULL_TREE.
6427 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6429 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6430 * basic-block.h: Update the prototype for
6431 purge_all_dead_edges.
6432 * cfgexpand.c (tree_expand_cfg): Update a call to
6433 purge_all_dead_edges.
6434 * combine.c (combine_instructions): Likewise.
6435 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6436 rest_of_handle_cse2, rest_of_handle_gcse,
6437 rest_of_handle_postreload): likewise.
6439 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6442 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6443 e.g. cv-qualification conversions.
6445 2005-04-14 Mike Stump <mrs@apple.com>
6447 * config/darwin-c.c (framework_construct_pathname): We must
6448 find all headers of a framework in the first instance of it
6449 found in the seach path.
6451 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6453 PR tree-optimization/21021
6454 * tree-vrp.c (compare_values): Work around a bug in the front
6455 end that produces a comparison of mismatched types.
6457 2004-04-14 Richard Henderson <rth@redhat.com>
6459 * config/ia64/ia64.h (enum fetchop_code): Remove.
6460 (enum ia64_builtins): Move ...
6461 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
6462 members except BSP and FLUSHRS.
6463 (ia64_init_builtins): Remove __sync builtins.
6464 (ia64_expand_builtin): Likewise.
6465 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
6466 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
6467 (ia64_expand_lock_release): Remove.
6468 * config/ia64/ia64.md (mf): Move to sync.md.
6469 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
6470 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
6471 * config/ia64/sync.md: New file.
6472 (memory_barrier): Rename from mf.
6473 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
6474 (cmpxchg_acq_<I48MODE>): Likewise.
6475 (sync_lock_test_and_set<I48MODE>): Likewise.
6477 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
6478 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
6480 2004-04-14 Richard Henderson <rth@redhat.com>
6482 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
6483 (ix86_compare_emitted): New.
6484 (ix86_expand_compare): Use ix86_compare_emitted if set.
6485 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
6486 and ix86_compare_op0 are set.
6487 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
6488 (TARGET_CMPXCHG, TARGET_XADD): New.
6489 (ix86_compare_emitted): Declare.
6490 * config/i386/i386.md: Include sync.md
6491 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
6492 (UNSPECV_XCHG, UNSPECV_LOCK): New.
6493 * config/i386/sync.md: New file.
6495 2004-04-14 Richard Henderson <rth@redhat.com>
6498 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
6499 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
6500 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
6501 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
6502 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
6503 BT_FN_I8_VPTR_I8_I8): New.
6504 * builtins.def (DEF_SYNC_BUILTIN): New.
6505 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
6506 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
6507 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
6508 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
6509 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
6510 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
6511 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
6512 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
6513 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
6514 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
6515 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
6516 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
6517 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
6518 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
6519 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
6520 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
6521 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
6522 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
6523 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
6524 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
6525 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
6526 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
6527 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
6528 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
6529 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
6530 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
6531 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
6532 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
6533 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
6534 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
6535 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
6536 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
6537 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
6538 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
6539 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
6540 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
6541 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
6542 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
6543 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
6544 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
6545 BUILT_IN_SYNCHRONIZE: New.
6546 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
6547 as a function. Accept __sync_ as a prefix as well.
6548 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
6549 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
6550 expand_builtin_lock_release): New.
6551 (expand_builtin): Call them.
6552 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
6553 neither BOTH_P nor FALLBACK_P are defined.
6554 (builtin_type_for_size): New.
6555 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
6556 (resolve_overloaded_builtin): New.
6557 * c-common.h (resolve_overloaded_builtin): Declare.
6558 (builtin_type_for_size): Declare.
6559 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
6560 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
6561 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
6562 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
6563 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
6564 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
6565 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
6566 sync_compare_and_swap_cc, sync_lock_test_and_set,
6567 sync_lock_release): New.
6568 * optabs.h: Declare them.
6569 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
6570 expand_sync_operation, expand_sync_fetch_operation,
6571 expand_sync_lock_test_and_set): Declare.
6572 * genopinit.c (optabs): Add sync optabs.
6573 * optabs.c (init_optabs): Initialize sync optabs.
6574 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
6575 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
6576 expand_sync_operation, expand_sync_fetch_operation,
6577 expand_sync_lock_test_and_set): New.
6578 * doc/extend.texi (Atomic Builtins): New section
6579 * doc/md.texi (Standard Names): Add sync patterns.
6581 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
6583 * tree-eh.c (lower_try_finally_copy): Generate new code in
6584 response to goto_queue entries as if the queue was sorted by
6585 index, not pointers.
6586 (lower_try_finally_switch): Likewise.
6588 2005-04-14 Richard Henderson <rth@redhat.com>
6590 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
6591 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
6593 (ix86_expand_fp_movcc): Update to match.
6594 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
6595 * config/i386/i386-protos.h: Update.
6596 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
6597 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
6599 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
6601 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6604 2005-04-14 Julian Brown <julian@codesourcery.com>
6606 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6607 link failures on ppc64 Linux.
6609 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6611 * config.gcc: Set cpu_type for s390.
6613 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6615 Fix PR tree-optimization/20963
6616 * tree-ssa-pre.c (compute_avail): Remove special case for
6618 (create_expression_by_pieces): Add value numbers for forced out
6621 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6623 * config/cris/cris.md: Replace references to (reg:SI 16) with
6624 (reg:SI CRIS_SRP_REGNUM).
6626 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6628 PR tree-optimization/20657
6629 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6630 create an appropriate range from it.
6632 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6634 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6635 <UNSPEC_FIST_CEIL> case.
6637 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6638 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6639 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6640 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6641 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6642 (lfloor<mode>2): New expanders.
6643 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6644 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6645 to implement lceil and llceil built-ins as x87 intrinsic function.
6646 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6647 (lceil<mode>2): New expanders.
6649 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6651 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6652 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6654 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6657 * config/s390/s390-modes.def: Define TFmode.
6659 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6661 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6662 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6663 * config/mips/mips.c (mips16_insn_length): Remove reference to
6664 JUMP_TABLES_IN_TEXT_SECTION.
6666 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6668 * simplify-rtx.c (simplify_binary_operation_1): Return
6669 scalar or vector of constant 0, depending on the xor's
6672 2005-04-13 Dale Johannesen <dalej@apple.com>
6674 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6675 (objc-act.o): Ditto.
6676 * objc/objc-act.c (objc_gimplify_expr): New.
6677 (objc_get_callee_fndecl): New.
6678 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6679 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6680 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6682 2005-04-13 Devang Patel <dpatel@apple.com>
6684 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6687 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6689 CRIS prologue as RTL.
6690 * config/cris/cris-protos.h (cris_emit_movem_store)
6691 (cris_expand_prologue): Prototype.
6692 * config/cris/cris.c (struct machine_function): New member
6694 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6695 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6696 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6697 (cris_load_multiple_op, cris_return_address_on_stack)
6698 (cris_return_address_on_stack_for_return): ISO-Cify.
6699 (cris_store_multiple_op): New predicate function.
6700 (cris_expand_prologue, cris_emit_movem_store): New functions.
6701 (cris_print_operand) <case 'O'>: Handle modifications other than
6703 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6704 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6705 (cris_gen_movem_load): Rearrange slightly to make local variable
6706 src a parameter, removing osrc.
6707 (cris_setup_incoming_varargs): Set machine_function member
6708 stdarg_regs to correspond to the number of registers that need to
6710 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6712 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6713 cris_general_operand_or_gotless_symbol accept UNSPEC.
6714 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6715 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6716 ("*cris_store_multiple"): New pattern. Tweak common comment above
6717 this and "*cris_load_multiple".
6718 ("prologue"): New define_expand.
6720 * config/cris/cris.md ("epilogue"): Conditionalize on
6721 TARGET_PROLOGUE_EPILOGUE.
6723 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6726 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6727 fpsr 0 instead of fpsr 1.
6728 (divsf3_internal_thr): Ditto.
6729 (divdf3_internal_lat): Ditto.
6730 (divdf3_internal_thr): Ditto.
6731 (divxf3_internal_lat): Ditto.
6732 (divxf3_internal_thr): Ditto.
6734 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6736 PR tree-optimization/20913
6737 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6739 PR tree-optimization/20702
6740 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6741 dominator children that haven't been walked into.
6743 2005-04-13 Julian Brown <julian@codesourcery.com>
6745 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6746 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6749 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6751 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6752 config/i386/sse.md: Fix comment typos.
6754 * genattrtab.c (NULL_ATTR): Remove.
6755 * ifcvt.c (NULL_EDGE): Likewise.
6757 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6759 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6760 NOTE_PREDICT): Remove.
6762 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6764 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6765 * configure: Regenerate.
6766 * config.in: Likewise.
6767 * system.h: Declare vsnprintf if not already declared.
6769 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6771 * optc-gen.awk: Handle stand-alone Mask records.
6772 * opth-gen.awk: Likewise.
6773 * doc/options.texi (Option file format): Document them.
6774 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6775 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6776 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6777 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6778 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6779 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6780 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6781 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6782 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6783 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6784 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6785 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6786 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6787 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6788 TARGET_LONG_DOUBLE_128): Likewise.
6789 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6790 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6791 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6792 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6793 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6794 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6795 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6796 * config/sparc/sparc.c (fpu_option_set): New global.
6797 (sparc_handle_option): New function.
6798 (sparc_override_options): Test fpu_option_set.
6799 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6800 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6801 * config/sparc/sparc.opt: New file.
6802 * config/sparc/little-endian.opt: Likewise.
6803 * config/sparc/long-double-switch.opt: Likewise.
6805 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6807 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6808 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6809 * config/bfin/bfin.opt (mshared-library-id=): Lose
6810 Var(bfin_lib_id_given).
6812 2005-04-13 Matt Thomas <matt@3am-software.com>
6814 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6817 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6819 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6821 * cgraphunit.c (INSNS_PER_CALL): Remove.
6823 * tree-ssa-forwprop.c (vars,
6824 record_single_argument_cond_exprs,
6825 substitute_single_use_vars): Remove.
6826 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6828 (tree_ssa_forward_propagate_single_use_vars): Call
6829 forward_propagate_into_cond for each COND_EXPR.
6831 * tree-inline.c (INSNS_PER_STMT): Remove.
6833 2005-04-12 Richard Henderson <rth@redhat.com>
6835 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6836 (ix86_expand_sse_fp_minmax): ... from ...
6837 (ix86_expand_fp_movcc): ... here.
6838 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6839 * config/i386/i386-protos.h: Update.
6840 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6841 (sse_setccsf, sse_setccdf): Allow before reload.
6842 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6843 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6844 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6845 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6846 (anddf3, nanddf3, iordf3, xordf3): New.
6848 2005-04-12 Jeff Law <law@redhat.com>
6850 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6851 (tree-ssa-uncprop.o): Add dependencies.
6852 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6853 * tree-flow.h (remove_useless_stmts): Remove prototype.
6854 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6855 remove_useless_stmts.
6856 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6857 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6858 * tree-pass.h (pass_uncprop): Declare.
6859 * tree-ssa-uncprop.c: New file.
6861 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6864 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6866 2005-04-12 Caroline Tice <ctice@apple.com>
6868 Temporary fix for partitioning problems.
6869 * passes.c (rest_of_handle_final): Remove code that
6870 frees unlikely_text_section_name,
6871 * varasm.c (assemble_start_function): Test for partitioning
6872 flag before writing out section labels.
6873 (assemble_end_function): Test for partitioning flag before
6874 writing out section labels.
6876 2005-04-12 Steven Bosscher <stevenb@suse.de>
6877 Stuart Hastings <stuart@apple.com>
6878 Jan Hubicka <jh@suse.cz>
6880 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6881 references to gt-tree-cfg.h.
6882 * basic-block.h (struct basic_block_def): Don't skip rbi
6883 for garbage collection.
6884 (struct reorder_block_def): Make GTY-able.
6885 (struct control_flow_graph): New structure.
6886 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6887 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6888 but instead defines to the control_flow_graph for cfun.
6889 (label_to_block_map): New define, points to the label map of
6890 the control_flow_graph for cfun.
6891 (n_edges_for_function, n_basic_blocks_for_function,
6892 last_basic_block_for_function, basic_block_info_for_function,
6893 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6894 basic_block_info_for_function, label_to_block_map_for_function):
6895 Counterparts for the above, taking a struct function as an extra
6897 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6898 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6899 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6900 (alloc_rbi_pool, free_rbi_pool): Remove.
6901 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6902 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6904 (cfg_layout_finalize) ... and don't free it here.
6905 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6907 * flow.c (free_basic_block_vars): Set label_to_block_map and
6908 n_edges to zero too.
6909 * function.h (struct function): Add cfg field.
6910 * function.c (allocate_struct_function): Allocate the cfg.
6911 * tree-cfg.c (label_to_block_map): Remove.
6912 (build_tree_cfg): Don't allocate the rbi pool here...
6913 (delete_tree_cfg_annotations): ...and don't free it here.
6914 Also don't nullify label_to_block_map for cfun.
6916 2005-04-12 Caroline Tice <ctice@apple.com>
6918 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6919 Revert my patch from April 9.
6920 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
6921 (reorder_basic_blocks): Revert my patch from April 9.
6922 (insert_section_boundary_note): Revert my patch from April 9.
6923 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
6924 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
6925 (COLD_END_LABEL): Revert my patch from April 9.
6926 (cold_text_section_label): Revert my patch from April 9.
6927 (cold_end_label): Revert my patch from April 9.
6928 (dwarf2out_switch_text_section): Revert my patch from April 9.
6929 (output_aranges): Revert my patch from April 9.
6930 (output_ranges): Revert my patch from April 9.
6931 (output_line_info): Revert my patch from April 9.
6932 (add_location_or_const_value_attribute): Revert my patch from April 9.
6933 (dwarf2out_var_location): Revert my patch from April 9.
6934 (dwarf2out_init): Revert my patch from April 9.
6935 (dwarf2out_finish): Revert my patch from April 9.
6936 * function.h (struct function): Revert my patch from April 9.
6937 * opts.c (decode_options): Revert my patch from April 9.
6938 * output.h (unlikely_section_label, hot_section_label,
6939 hot_section_end_label, cold_section_end_label,
6940 unlikely_text_section_name): Revert my patch from April 9.
6941 * passes.c (rest_of_handle_final): Revert my patch from April 9.
6942 * varasm.c (unlikely_section_label, hot_section_label,
6943 hot_section_end_label, cold_section_end_label,
6944 unlikely_text_section_name): Revert my patch from April 9.
6945 (initialize_cold_section_name): Revert my patch from April 9.
6946 (unlikely_text_section): Revert my patch from April 9.
6947 (in_unlikely_text_section): Revert my patch from April 9.
6948 (named_section): Revert my patch from April 9.
6949 (function_section): Revert my patch from April 9.
6950 (current_function_section): Revert my patch from April 9.
6951 (assemble_start_function): Revert my patch from April 9.
6952 (assemble_end_function): Revert my patch from April 9.
6953 (default_section_type_flags_1): Revert my patch from April 9.
6955 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6957 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
6958 * config/sparc/sparc.md (untyped_call): Save the registers manually.
6960 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
6962 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
6965 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
6966 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
6968 2004-04-12 Richard Henderson <rth@redhat.com>
6970 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
6971 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
6972 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
6973 (UNSPEC_*, UNSPECV_*): Renumber.
6975 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
6978 From Richard Henderson <rth@redhat.com>:
6979 * tree-mudflap.c (mf_build_check_statement_for): Correct block
6982 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
6984 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
6986 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6988 * config/bfin/bfin.c (bfin_library_id_string): Remove.
6989 (bfin_library_id): New variable.
6990 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
6991 instead of bfin_library_id_string.
6992 (bfin_handle_option): New function.
6993 (override_options): Remove most code to deal with shared library IDs,
6994 just check they aren't used without -mid-shared-library.
6995 (TARGET_HANDLE_OPTION): Define.
6996 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
6997 * config/bfin/bfin.opt (mshared-library-id=): New.
6999 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
7001 * tree-vect-transform.c: Fix comment typos.
7003 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7005 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7006 split critical edges when not possible/profitable.
7008 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7010 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7011 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7012 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7013 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7014 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7015 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7016 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7017 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7019 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7020 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7021 * config/ns32k/ns32k.opt: New file.
7023 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7025 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7026 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7027 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7028 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7029 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7030 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7031 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7032 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7033 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7034 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7035 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7036 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7037 (MASK_COLDFIRE): Formatting fixes.
7038 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7039 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7040 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7041 "_current_shared_library_a5_offset_".
7042 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7043 (MASK_ALL_CPU_BITS): New macro.
7044 (m68k_handle_option): New function.
7045 (override_options): Remove handling of m68k_library_id_string.
7046 * config/m68k/m68k.opt: New file.
7047 * config/m68k/ieee.opt: New file.
7049 2005-04-11 Mark Mitchell <mark@codesourcery.com>
7051 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7052 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7053 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7054 (TARGET_CXX): Adjust accordingly.
7055 * target.h (struct gcc_target): Remove epxort_class_data. Add
7056 determine_class_data_visibility and class_data_always_comdat.
7057 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7058 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7059 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7060 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7061 (arm_cxx_determine_class_data_visibility): New.
7062 (arm_cxx_class_data_always_comdat): Likewise.
7063 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7064 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7065 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7066 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7067 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7070 2005-04-11 Devang Patel <dpatel@apple.com>
7072 * tree-data-ref.c (build_classic_dist_vector,
7073 compute_subscript_distance): Make externally visible.
7074 * tree-data-ref.h (build_classic_dist_vector,
7075 compute_subscript_distance): Same.
7076 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7077 Check distance vector against vectorization factor.
7078 (vect_analyze_loop): Determine vectorizaion factor before
7079 analyzing data dependences.
7080 * tree-vectorizer.c (loops_num): Make it externally visible and
7082 * tree-vectorizer.c (vect_loops_num): ... new name.
7083 * tree-vectorizer.h (vect_loops_num): New.
7085 2005-04-11 Devang Patel <dpatel@apple.com>
7087 * tree-vect-analyze.c (vect_analyze_operations): Check
7088 vectorizable codition.
7089 * tree-vect-transform.c (vect_is_simple_cond): New function.
7090 (vectorizable_condition): New function.
7091 (vect_transform_stmt): Handle condition_vec_info_type.
7092 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7093 condition_vec_info_type.
7094 (vectorizable_condition): New.
7096 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7098 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7099 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7100 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7102 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7103 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7105 * dwarf2out.c (output_line_info): Don't try to dereference
7106 a NULL current_function_decl.
7108 * config/t-slibgcc-darwin: Don't put shared libraries in
7109 directories other than $(slibdir).
7110 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7113 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7115 PR tree-optimization/20933
7116 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7117 logic to reject aliases between read-only and writable
7119 (may_alias_p): ... here.
7120 (get_tmt_for): Do not associate read-only tags to pointers
7121 whose pointed-to type is not read-only.
7122 * tree-ssa.c (verify_ssa): Check that memory stores have at
7123 least one V_MAY_DEF or V_MUST_DEF.
7125 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7129 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7130 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7131 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7133 (fwrite_unlocked): Fix prototype.
7135 * configure, config.in: Regenerate.
7137 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7139 * tree-ssa-loop-im.c: Include real.h.
7140 (determine_invariantness_stmt): If real division divisor is
7141 invariant and flag_unsafe_math_optimizations enabled, generate
7142 invariant reciprocal for hoisting.
7143 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7145 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7147 Fix PR tree-optimization/20926
7149 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7151 2005-04-11 Devang Patel <dpatel@apple.com>
7153 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7156 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7158 * fold-const.c (fold_binary_op_with_conditional_arg):
7159 use fold_buildN instead of "fold (buildN" in some
7161 (fold_unary): Likewise.
7162 (fold_binary): Likewise.
7164 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7166 Fix PR tree-optimization/20612
7167 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7169 (perfect_nestify): preheaderbb is *not* part of loop of the
7172 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7174 * tree-ssa-alias.c (may_alias_p): If the variable
7175 is a global variable and the pointer is parameter
7176 and -fargument-noalias-global is used, then
7177 the pointer cannot alias the variable.
7179 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7181 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7182 * config/sparc/sparc.h: Likewise.
7183 * config/sparc/sparc.md: Likewise.
7185 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7187 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7189 * tree-vrp.c: Fix a comment typo.
7191 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7193 PR tree-optimization/20920
7194 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7195 SSA_NAME flows through an abnormal edge.
7196 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7197 through abnormal edges.
7198 (maybe_add_assert_expr): Likewise.
7200 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7202 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7203 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7204 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7205 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7206 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7207 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7208 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7209 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7210 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7211 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7212 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7213 (TARGET_HANDLE_OPTION): Likewise.
7214 (s390_tune): Initialize to PROCESSOR_max.
7215 (s390_arch_string): Make static.
7216 (s390_tune_string, s390_warn_framesize_string): Delete.
7217 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7218 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7219 (s390_handle_arch_option, s390_handle_option): New functions.
7220 (override_options): Remove parsing of option strings.
7221 * config/s390/s390.opt: New file.
7223 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7225 * tree-complex.c (expand_vector_operations): Call
7226 update_stmt_if_modified.
7228 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7230 * tree-vect-analyze (vect_determine_vectorization_factor):
7231 Do not use GET_MODE_NUNITS.
7232 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7233 (vectorizable_load, vect_transform_loop): Likewise.
7235 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7237 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7238 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7239 * optabs.h (enum optab_index): Add new OTI_lceil.
7240 (lceil_optab): Define corresponding macro.
7241 * optabs.c (init_optabs): Initialize lceil_optab.
7242 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7243 and lceildi2 patterns.
7244 * builtins.c (expand_builtin_int_roundingfn): Handle
7245 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7246 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7247 BUILT_IN_LLCEIL{,F,L}.
7248 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7249 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7250 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7251 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7252 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7253 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7254 into lceil built-in function and (long long int)ceil{,f,l} into
7255 llceil built-in function.
7256 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7259 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7261 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7264 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7266 * config/arm/arm.c: Fix a comment typo.
7267 * doc/tree-ssa.texi: Fix a typo.
7269 2005-04-10 Steven Bosscher <stevenb@suse.de>
7271 * cselib.c (clear_table): Rename to cselib_clear_table.
7272 * cselib.h (cselib_clear_table): Add prototype.
7273 * gcse.c (gcse_main): Make 'f' argument unused.
7274 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7275 of each basic block instead.
7276 (compute_sets, compute_hash_table_work): Likewise.
7277 (constprop_register): Change int 'alter_jumps' argument to bool.
7278 (do_local_cprop): Likewise.
7279 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7280 the insn chain. Explicitly clear the cselib tables after finishing
7281 one basic block. Make sure there are no unterminated libcall blocks.
7282 Update compute_sets call.
7283 (cprop): Walk basic blocks instead of the insn chain.
7284 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7286 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7287 one_cprop_pass calls.
7289 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7291 * combine.c (combine_simplify_rtx): Remove a transformation that
7292 relies on an invalid assumption about rtl sign-extension semantics.
7294 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7296 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7297 to build_int_cst_wide.
7299 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7302 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7303 set the original address pseudo to the correct value before the
7304 original insn, if possible, and leave the insn alone, otherwise
7305 create a new pseudo, set it and replace it in the insn.
7306 * recog.c (validate_change_maybe_volatile): New.
7307 * recog.h (validate_change_maybe_volatile): Declare.
7309 2005-04-09 Caroline Tice <ctice@apple.com>
7311 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7312 Remove targetm.have_named_sections test.
7313 (fix_edges_for_rarely_executed_code): Likewise.
7314 (insert_section_boundary_note): Likewise.
7315 (reorder_basic_blocks): Check partitioning flag before calling
7316 verify_hot_cold_block_grouping.
7317 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7318 the function struct rather than global variables.
7319 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7320 (COLD_END_LABEL): Likewise
7321 (cold_text_section_label): New static global variable.
7322 (cold_end_label): Likewise.
7323 (dwarf2out_switch_text_section): Get hot/cold section labels from
7324 the function struct rather than global variables.
7325 (output_aranges): Use cold_text_section_label and cold_end_label;
7326 check partitioning flag before putting out delta.
7327 (output_ranges): Remove incorrect code attempting to use
7329 (output_line_info): Get cold section label from function struct.
7330 (add_location_or_const_value_attribute): Likewise.
7331 (get_subprogram_die): Get hot/cold section labels from function struct.
7332 (dwarf2out_var_location): Likewise.
7333 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7334 write out cold_text_section_label if partition flag is set.
7335 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7336 * function.h (struct function): Add new fields to point to hot/cold
7337 section labels: hot_section_label, cold_section_label,
7338 hot_section_end_label and cold_section_end_label; also add new field
7339 for cold text section name, unlikely_text_section_name.
7340 * opts.c (decode_options): Turn off partitioning flag if
7341 !targetm.have_named_sections.
7342 * output.h (hot_section_label): Remove.
7343 (hot_section_end_label): Remove.
7344 (cold_section_end_label): Remove.
7345 (unlikely_section_label): Remove.
7346 (unlikely_text_section_name): Remove.
7347 * passes.c (rest_of_handle_final): Remove code that frees
7348 unlikely_text_section_name.
7349 * varasm.c (unlikely_section_label): Remove.
7350 (hot_section_label): Remove.
7351 (hot_section_end_label): Remove.
7352 (cold_section_end_label): Remove.
7353 (unlikely_text_section_name): Remove.
7354 (initialize_cold_section_name): Modify to call
7355 targetm.strip_name_encoding; to store cold section name in current
7356 function struct, if it exists; and to only use the decl_section_name
7357 if flag_named_sections is true.
7358 (unlikely_text_section): Modify to get section name out of current
7359 function struct, if there is one; otherwise build it from
7360 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7361 (in_unlikely_text_section): Likewise.
7362 (named_section): Modify to get/put cold section name in current function
7363 struct, if there is one.
7364 (function_section): Change 'bool unlikely' to 'int reloc'; check
7365 targetm.have_named_sections before calling named_section.
7366 (current_function_section): Likewise.
7367 (assemble_start_function): Modify to get/put unlikely_text_section_name
7368 in current function struct; modify to get hot/cold section labels
7369 from function struct; initialize labels using
7370 ASM_GENERATE_INTERNAL_LABEL;
7371 test partitioning flag before writing out hot section label.
7372 (assemble_end_function): Test partitioning flag before writing out
7373 hot/cold section labels.
7374 (default_section_type_flags_1): Modify to use array instead of
7375 char* for unlikely_text_section_name; set flags correctly for
7376 cold text section if there is not a current function decl.
7378 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7380 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7381 and TI_VA_LIST_FPR_COUNTER_FIELD.
7382 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7383 * tree-pass.h (pass_stdarg): Add.
7384 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7385 * tree-stdarg.c: New file.
7386 * tree-stdarg.h: New file.
7387 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7388 (tree-stdarg.o): Add dependencies.
7389 * function.h (struct function): Add va_list_gpr_size and
7390 va_list_fpr_size fields.
7391 * function.c (allocate_struct_function): Initialize them.
7392 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7393 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7394 (TARGET_INITIALIZER): Add it.
7396 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7397 va_list_{g,f}pr_counter_field.
7398 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7399 area will not be used. Only save registers that tree-stdarg.c
7400 detected they need saving.
7401 (ix86_va_start): Don't set up fields that won't be used.
7403 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7404 va_list_{g,f}pr_counter_field.
7405 (setup_incoming_varargs): Don't do anything if reg_save
7406 area will not be used. Only save registers that tree-stdarg.c
7407 detected they need saving.
7408 (rs6000_va_start): Don't set up fields that won't be used.
7410 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7411 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7412 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7413 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7415 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7418 * config/i386/i386.c (construct_container): Pass empty aligned
7419 struct, union or class in memory.
7421 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7423 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7424 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7425 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7426 config/rs6000/predicates.md: Fix comment typos.
7428 * sched-int.h (haifa_insn_data): Remove blockage and units.
7429 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7430 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7431 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7433 2005-04-09 Jan Hubicka <jh@suse.cz>
7434 Steven Bosscher <stevenb@suse.de>
7436 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7437 * cfgloop.c (get_loop_exit_edges): Likewise.
7438 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7440 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7441 * tree-cfg.c (dump_cfg_status): Likewise.
7443 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7445 * config/rs6000/predicates.md (altivec_register_operand): Remove
7446 redundant match_code test.
7447 (gpc_reg_operand): Same.
7448 (cc_reg_operand): Same.
7449 (cc_reg_not_cr0_operand): Same.
7451 2005-04-09 Jan Hubicka <jh@suse.cz>
7453 Forgotten hunk from my last merge patch:
7454 * final.c (output_addr_const): Do not call mark_referenced.
7456 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
7458 * doc/tree-ssa.texi: Add immediate use documentation.
7460 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7462 * arm.c (FL_WBUF): Define.
7463 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
7464 (arm_is_6_or_7): Delete.
7465 (arm_tune_wbuf): New.
7466 (arm_override_options): Set arm_tune_wbuf.
7467 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
7468 (arm_is_6_or_7): Delete declaration.
7469 (arm_tune_wbuf): New declartion.
7470 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
7471 (model_wbuf): Derive from arm_tune_wbuf.
7472 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
7473 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
7474 (arm740t): Mark CPUs as having a write buffer.
7476 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7478 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
7479 of 'const_double_operand' in operand 2 constraints. Update enable
7482 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7484 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
7485 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
7486 * optabs.h (enum optab_index): Add new OTI_lfloor.
7487 (lfloor_optab): Define corresponding macro.
7488 * optabs.c (init_optabs): Initialize lfloor_optab.
7489 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
7490 and lfloordi2 patterns.
7491 * builtins.c (expand_builtin_int_roundingfn): New prototype.
7492 (expand_builtin_int_roundingfn): New function.
7493 (fold_builtin_int_roundingfn): New prototype.
7494 (fold_builtin_int_roundingfn): New function, renamed from
7495 fold_builtin_lround.
7496 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
7497 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
7498 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
7499 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
7500 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
7501 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
7502 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
7503 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
7504 into lfloor built-in function and (long long int)floor{,f,l} into
7505 llfloor built-in function.
7506 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
7509 2005-04-08 Ian Lance Taylor <ian@airs.com>
7511 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
7512 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
7513 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
7514 (DO_COND, DO_BODY): Likewise.
7515 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
7516 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
7517 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
7518 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
7519 (build_continue_stmt, build_break_stmt): Don't declare.
7520 (c_do_switch_warnings): Update declaration.
7521 * c-gimplify.c (enum bc_t): Remove.
7522 (struct c_gimplify_ctx, ctxp): Remove.
7523 (push_context, pop_context): Remove static functions.
7524 (c_genericize): Don't call push_context or pop_context.
7525 (begin_bc_block, finish_bc_block): Remove static functions.
7526 (build_bc_goto): Likewise.
7527 (gimplify_c_loop): Likewise.
7528 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
7529 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
7530 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
7531 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
7532 * c-common.c (c_do_switch_warnings): Rename from
7533 c_do_switch_warnings_1.
7534 (c_do_switch_warnings) [old version]: Remove.
7535 (c_do_switch_expr_warnings): Remove.
7536 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
7537 function instead of c_do_switch_expr_warnings.
7538 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
7539 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
7540 * c-pretty-print.c (pp_c_statement): Likewise.
7541 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
7543 2005-04-08 Devang Patel <dpatel@apple.com>
7545 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
7546 While selecting replacement condition pay attention to loop header.
7548 2005-04-08 Diego Novillo <dnovillo@redhat.com>
7550 Merge from tree-cleanup-branch: VRP, store CCP, store
7551 copy-prop, incremental SSA updating of FUD chains and
7552 newly exposed symbols.
7554 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
7555 (OBJS-common): Add tree-vrp.o.
7556 (tree-vrp.o): New rule.
7557 * basic-block.h (nearest_common_dominator_for_set): Declare.
7558 * common.opt (ftree-store-ccp): New flag.
7559 (ftree-copy-prop): New flag.
7560 (ftree-vrp): New flag.
7561 (ftree-store-copy-prop): New flag.
7562 * dominance.c (nearest_common_dominator_for_set): New.
7563 * domwalk.c (walk_dominator_tree): Only traverse
7564 statements in blocks marked in walk_data->interesting_blocks.
7565 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
7566 * fold-const.c (fold): Handle ASSERT_EXPR.
7567 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
7568 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
7569 flag_tree_vrp at -O2.
7570 * timevar.def (TV_TREE_VRP): Define.
7571 (TV_TREE_COPY_PROP): Define.
7572 (TV_TREE_STORE_COPY_PROP): Define.
7573 (TV_TREE_SSA_INCREMENTAL): Define.
7574 (TV_TREE_STORE_CCP): Define.
7575 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
7576 to kill_redundant_phi_nodes from comment.
7577 (verify_expr): Handle ASSERT_EXPR.
7578 * tree-dfa.c (mark_new_vars_to_rename): Remove second
7579 argument. Update all users.
7580 (mark_call_clobbered_vars_to_rename): Remove. Update all
7582 * tree-flow-inline.h (unmodifiable_var_p): New.
7583 * tree-flow.h (enum value_range_type): Declare.
7584 (struct value_range_def): Declare.
7585 (value_range): Declare.
7586 (remove_all_phi_nodes_for): Remove. Update all users.
7587 (find_phi_node_for): Declare.
7588 (add_type_alias): Declare.
7589 (count_uses_and_derefs): Declare.
7590 (kill_redundant_phi_nodes): Remove.
7591 (rewrite_into_ssa): Remove.
7592 (rewrite_def_def_chains): Remove.
7593 (update_ssa, register_new_name_mapping, create_new_def_for,
7594 need_ssa_update_p, name_registered_for_update_p,
7595 release_ssa_name_after_update_ssa, dump_repl_tbl,
7596 debug_repl_tbl, dump_names_replaced_by,
7597 debug_names_replaced_by, mark_sym_for_renaming,
7598 mark_set_for_renaming, get_current_def, set_current_def,
7599 get_value_range, dump_value_range, debug_value_range,
7600 dump_all_value_ranges, debug_all_value_ranges,
7601 expr_computes_nonzero, loop_depth_of_name,
7602 unmodifiable_var_p): Declare.
7603 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7605 * tree-into-ssa.c (block_defs_stack): Update comment.
7606 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7607 syms_to_rename, names_to_release, repl_tbl,
7608 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7609 need_to_replace_names_p): New locals.
7610 (NAME_SETS_GROWTH_FACTOR): Define.
7611 (struct repl_map_d): Declare.
7612 (struct mark_def_sites_global_data): Add field
7614 (enum rewrite_mode): Declare.
7615 (REGISTER_DEFS_IN_THIS_STMT): Define.
7616 (compute_global_livein): Use last_basic_block instead of
7618 (set_def_block): Remove last argument. Update all callers.
7619 (prepare_use_operand_for_rename): Remove. Update all callers.
7620 (prepare_def_operand_for_rename): Remove. Update all callers.
7621 (symbol_marked_for_renaming): New.
7624 (repl_map_hash): New.
7626 (repl_map_free): New.
7627 (names_replaced_by): New.
7628 (add_to_repl_tbl): New.
7629 (add_new_name_mapping): New.
7630 (mark_def_sites): Assume that all the operands in the
7631 statement are in normal form.
7632 (find_idf): Assert that the block in the stack is valid.
7633 (get_default_def_for): New.
7634 (insert_phi_nodes_for): Add new argument 'update_p'.
7636 If update_p is true, add a new mapping between the LHS of
7637 each new PHI and the name that it replaces.
7638 (insert_phi_nodes_1): Only call find_idf if needed.
7639 (get_reaching_def): Call get_default_def_for.
7640 (rewrite_operand): Remove.
7641 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7642 and REWRITE_THIS_STMT are false.
7643 Assume that all the operands in the statement are in
7645 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7646 (rewrite_virtual_phi_arguments): Remove.
7647 (invalidate_name_tags): Remove.
7648 (register_new_update_single, register_new_update_set,
7649 rewrite_update_init_block, replace_use,
7650 rewrite_update_fini_block, rewrite_update_stmt,
7651 rewrite_update_phi_arguments): New.
7652 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7653 Add arguments 'entry', 'what' and 'blocks'.
7654 Initialize the dominator walker according to 'what' and
7656 Start the dominator walk at 'entry'.
7657 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7658 Use it to configure the dominator walker.
7659 (rewrite_into_ssa): Remove argument 'all'.
7661 (rewrite_all_into_ssa): Remove.
7662 (rewrite_def_def_chains): Remove.
7663 (mark_def_interesting, mark_use_interesting,
7664 prepare_phi_args_for_update, prepare_block_for_update,
7665 prepare_def_site_for, prepare_def_sites,
7666 dump_names_replaced_by, debug_names_replaced_by,
7667 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7668 delete_update_ssa, create_new_def_for,
7669 register_new_name_mapping, mark_sym_for_renaming,
7670 mark_set_for_renaming, need_ssa_update_p,
7671 name_registered_for_update_p, ssa_names_to_replace,
7672 release_ssa_name_after_update_ssa,
7673 insert_updated_phi_nodes_for, update_ssa): New.
7674 * tree-loop-linear.c (linear_transform_loops): Call
7675 update_ssa instead of rewrite_into_ssa.
7676 * tree-optimize.c (vars_to_rename): Remove.
7678 (init_tree_optimization_passes): Replace
7679 pass_redundant_phi with pass_copy_prop.
7681 Replace pass_ccp with pass_store_ccp.
7682 Add pass_store_copy_prop after pass_store_ccp.
7683 (execute_todo): If the TODO_ flags don't include updating
7684 the SSA form, assert that it does not need to be updated.
7685 Call update_ssa instead of rewrite_into_ssa and
7686 rewrite_def_def_chains.
7687 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7688 (tree_rest_of_compilation):
7689 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7690 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7691 TODO_cleanup_cfg): Renumber.
7692 (TODO_verify_loops, TODO_update_ssa,
7693 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7694 TODO_update_ssa_only_virtuals): Define.
7695 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7697 * tree-phinodes.c (make_phi_node): Update documentation.
7698 (remove_all_phi_nodes_for): Remove.
7699 (find_phi_node_for): New.
7700 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7701 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7702 (interpret_rhs_modify_expr): Likewise.
7703 * tree-sra.c (decide_instantiations): Mark all symbols in
7704 SRA_CANDIDATES for renaming.
7705 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7706 (mark_all_v_defs): New function. Update all users to call it
7707 with the whole list of scalarized statements, not just the
7709 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7710 (compute_flow_insensitive_aliasing): If the tag is
7711 unmodifiable and the variable isn't or vice-versa, don't
7712 make them alias of each other.
7713 (setup_pointers_and_addressables): If the type tag for
7714 VAR is about to change, mark the old one for renaming.
7715 (add_type_alias): New.
7716 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7717 (ccp_lattice_t): Rename from latticevalue.
7718 (value): Remove. Update all users.
7719 (const_val): New local variable.
7720 (do_store_ccp): New local variable.
7721 (dump_lattice_value): Handle UNINITIALIZED.
7722 (debug_lattice_value): New.
7723 (get_default_value): Re-write.
7724 (set_lattice_value): Re-write.
7725 (def_to_varying): Remove. Update all users.
7726 (likely_value): Return VARYING for statements that make
7727 stores when STORE_CCP is false.
7728 Return VARYING for any statement other than MODIFY_EXPR,
7729 COND_EXPR and SWITCH_EXPR.
7730 (ccp_initialize): Re-write.
7731 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7732 Move to tree-ssa-propagate.c.
7733 (ccp_lattice_meet): Handle memory stores when
7734 DO_STORE_CCP is true.
7735 (ccp_visit_phi_node): Likewise.
7736 (ccp_fold): Likewise.
7737 (evaluate_stmt): Likewise.
7738 (visit_assignment): Likewise.
7739 (ccp_visit_stmt): Likewise.
7740 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7744 (do_ssa_store_ccp): New.
7745 (gate_store_ccp): New.
7746 (pass_store_ccp): Declare.
7747 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7748 (may_propagate_copy): Reformat.
7749 Don't abort if ORIG is a virtual and DEST isn't.
7750 If NEW does not have alias information but DEST does,
7752 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7753 copy_prop_kind, which_copy_prop): Declare.
7754 (stmt_may_generate_copy, get_copy_of_val,
7755 get_last_copy_of, set_copy_of_val, dump_copy_of,
7756 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7757 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7758 init_copy_prop, fini_copy_prop, execute_copy_prop,
7759 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7760 store_copy_prop): New.
7761 (pass_copy_prop, pass_store_copy_prop): Declare.
7762 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7763 'num_const_prop' and 'num_copy_prop'.
7764 (cprop_operand): Update them.
7765 (dump_dominator_optimization_stats): Dump them.
7766 (tree_ssa_dominator_optimize): Call update_ssa instead of
7768 (loop_depth_of_name): Declare extern.
7769 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7770 values for LOW or HIGH.
7771 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7772 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7773 (cprop_operand): Only propagate if VAL != OP.
7774 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7775 statement for renaming.
7776 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7777 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7778 add_type_alias if necessary.
7779 Call mark_new_vars_to_rename.
7780 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7781 mark every statement updated, call update_ssa and
7782 rewrite_into_loop_closed_ssa.
7783 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7784 from LIVEIN if VAR is a virtual.
7785 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7786 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7787 (get_call_expr_operands): Reformat statement.
7788 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7790 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7791 SSA_NAME_VALUE for every name.
7792 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7793 get_value_loaded_by): New.
7794 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7795 substitute_and_fold): Move from tree-ssa-ccp.c.
7796 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7797 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7798 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7800 * tree-ssa.c (verify_use): Fix error message.
7801 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7802 check_phi_redundancy, kill_redundant_phi_nodes,
7803 pass_redundant_phi): Remove. Update all users.
7804 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7805 add_type_alias, if necessary.
7806 * tree-vectorizer.h (struct _stmt_vect_info): Update
7807 documentation for field 'memtag'.
7808 * tree-vrp.c: New file.
7809 * tree.def (ASSERT_EXPR): Define.
7810 * tree.h (ASSERT_EXPR_VAR): Define.
7811 (ASSERT_EXPR_COND): Define.
7812 (SSA_NAME_VALUE_RANGE): Define.
7813 (struct tree_ssa_name): Add field 'value_range'.
7814 (PHI_REWRITTEN): Remove.
7815 (struct tree_phi_node): Remove field 'rewritten'.
7816 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7817 -ftree-store-copy-prop): Document.
7818 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7819 Document usage of update_ssa.
7821 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7824 * config/rs6000/predicates.md (altivec_register_operand): Accept
7826 (and64_operand): Do not limit CONST_INT to mask64_operand.
7827 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7828 (and_operand): Do not limit CONST_INT to mask_operand.
7830 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7832 PR rtl-optimization/20466
7833 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7834 for overlap of the address of each list member.
7835 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7837 2005-04-08 Mike Stump <mrs@apple.com>
7839 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7841 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7844 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7846 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7848 * function.c (push_function_context_to): Don't set
7850 * function.h (function): Remove contains_functions.
7851 (current_function_contains_functions): Remove.
7853 * function.h (function): Remove instrument_entry_exit.
7854 (current_function_instrument_entry_exit): Remove.
7856 * function.h (nonlocal_labels): Remove.
7858 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7860 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7861 (check_attr_value, write_attr_get, write_expr_attr_cache,
7862 find_attr, make_internal_attr): Don't reference negative_ok or
7864 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7865 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7866 (ATTR_STATIC): Adjust the value.
7868 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7870 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7872 * config/s390/tpf.h (ASM_SPEC): Define.
7874 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7876 * tree-flow.h: Remove the prototype for
7877 redirect_immediate_uses.
7878 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7880 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7882 * arm.c (arm_const_double_by_parts): New function.
7883 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7884 * arm.md (define_split for 64-bit constants): Add another one.
7886 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7888 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7890 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7892 * system.h: Revert last change.
7894 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7896 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7897 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7898 (TARGET_SWITCHES): Delete.
7899 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7900 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7901 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7902 * config/xtensa/xtensa.opt: New file.
7904 2005-04-08 Ben Elliston <bje@au.ibm.com>
7906 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7907 * config/fp-bit.h: Tidy comments.
7909 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7911 * system.h: Poison PARAMS.
7913 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
7915 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
7916 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
7917 (TARGET_SWITCHES): Delete.
7918 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7919 * config/vax/vax.opt: New file.
7921 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
7923 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
7925 2005-04-07 Ian Lance Taylor <ian@airs.com>
7927 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
7929 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
7930 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
7933 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
7935 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
7936 all immediate uses in PHI nodes.
7938 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
7940 * arm.c (arm_const_double_inline_cost): Handle any constant by
7941 using gen_lowpart and gen_highpart_mode.
7942 (note_invalid_constants): All constants in an RTX with a constraint
7943 that permits memory are now pushed to the constant pool.
7944 (output_move_double): Delete code to handle reg to reg and
7945 constant to reg moves.
7946 (const_double_needs_minipool, output_mov_immediate): Delete.
7947 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
7948 CONST_INT and CONST_VECTOR.
7949 * arm.md (ANY64): New mode macro.
7950 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
7951 (movdf_soft_insn): Split reg-reg and const-reg moves.
7952 (split patterns for 64-bit constant and register moves): New.
7953 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
7954 (cirrus_movdf_hard_insn): Likewise.
7955 * fpa.md (movdf_fpa): Likewise.
7956 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
7957 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
7959 (movv2si_internal_2): Likewise.
7960 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
7961 (movdf_vfp): Likewise.
7962 * arm-protos.h (output_mov_immediate): Delete prototype.
7964 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
7967 * simplify-rtx.c (simplify_unary_operation_1): Check
7968 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7970 2005-04-06 James E Wilson <wilson@specifixinc.com>
7973 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7976 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7978 * coverage.h (GCOV_TYPE_NODE): Delete.
7979 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
7980 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
7981 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
7982 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
7983 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
7985 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7988 * Makefile.in (gcc.pot): Remove options.c dependency.
7989 * optc-gen.awk: Don't quote help strings with N_().
7991 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
7993 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
7994 the function returns a pointer type.
7996 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
7998 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
7999 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8000 * doc/invoke.texi: Documnet salias-max-implicit-fields.
8001 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8002 explicit_uses members.
8003 (get_or_create_used_part_for): Initialize new fields.
8004 (fieldoff_compare): New function.
8005 (create_overlap_variables_for): Count number of fields, use
8006 heuristic to determine whether to create subvars for vars with
8008 Sort the field list by offset and avoid creating duplicate SFT's.
8010 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8012 * c.opt (-F): Remove trailing whitespace from help string.
8013 (-finput-charset): Use a tab to separate the switch name and help
8015 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8016 (-ftree-vectorizer-verbose): Likewise.
8018 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8020 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8021 a PHI argument where a use occurs instead of all PHI arguments.
8023 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
8025 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8028 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8030 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8031 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8032 config/bfin/bfin.h: Fix comment typos.
8034 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
8036 * doc/install.texi: Update the URL for Jacks.
8037 * doc/sourcebuild.texi: Likewise.
8039 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8042 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8043 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
8045 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8047 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8049 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8051 * config/v850/v850-protos.h (override_options): Delete.
8052 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8053 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8054 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8055 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8056 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8057 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8058 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8059 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8060 (OVERRIDE_OPTIONS): Delete.
8061 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8062 (small_memory_info): Remove the value field.
8063 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8065 * config/v850/v850.c (small_memory): Remove the value field.
8066 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8067 (override_options): Delete.
8068 (v850_handle_memory_option, v850_handle_option): New functions.
8069 * config/v850/v850.opt: New file.
8071 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8073 * config.host: Add a section for generic hosts, and a subsection
8074 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8075 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8076 * config/host-darwin.h: New.
8077 * config/x-darwin: New.
8078 * config/i386/host-i386-darwin.c: New.
8079 * config/i386/x-darwin: New.
8080 * config/rs6000/host-darwin.c: Include host-darwin.h.
8081 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8082 (darwin_rs6000_gt_pch_use_address): Likewise.
8083 * config/rs6000/x-darwin: Change name of .o built, update
8084 dependencies for changes to rs6000/host-darwin.c.
8086 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8089 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8091 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8093 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8094 split_loop_exit_edge instead of loop_split_edge_with.
8096 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8098 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8099 UNSPEC_SET_VSCR): New constants, used throughout.
8101 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8103 (altivec_vspltis<VI_char>): ... this pattern, using
8104 a QImode const_int_operand for the immediate.
8105 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8108 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8111 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8113 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8115 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8117 2005-04-06 Ben Elliston <bje@au.ibm.com>
8119 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8120 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8121 macros as living in "this file" and not gcc.h.
8123 2005-04-06 Ben Elliston <bje@au.ibm.com>
8125 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8126 -ftree-live_range_split. Perhaps renamed at some point?
8128 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8131 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8132 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8134 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8136 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8137 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8138 (number_of_iterations_special): New function.
8139 (number_of_iterations_exit): Use number_of_iterations_special.
8140 Use simplify_using_outer_evolutions only at -O3.
8141 (number_of_iterations_cond, tree_simplify_using_condition,
8142 simplify_using_initial_conditions, loop_niter_by_eval,
8143 compare_trees, can_count_iv_in_wider_type_bound,
8144 simplify_using_outer_evolutions): Use fold_build.
8146 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8148 * doc/install.texi (Configuration): Document --with-java-home.
8150 2005-04-05 Richard Henderson <rth@redhat.com>
8154 * config/i386/i386.c (print_operand): Handle vector zeros.
8155 (ix86_split_to_parts): Handle CONST_VECTOR.
8156 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8157 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8158 what modes to tie for MMX and SSE registers.
8159 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8160 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8161 to vector modes as well.
8162 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8163 properly as an input mode.
8165 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8167 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8169 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8171 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8173 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8175 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8176 and local functions, set sse_nregs to 8 and float_in_sse.
8177 (function_arg_advance, function_arg): If float_in_sse, pass
8178 SFmode and DFmode arguments in SSE registers.
8179 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8181 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8182 of -funit-at-a-time.
8184 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8186 * config/i386/i386-protos.h (ix86_function_value): Accept two
8187 arguments, like the target macro.
8188 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8189 * config/i386/i386.c (ix86_function_value): Accept the second
8190 argument of the target macro.
8191 (ix86_function_ok_for_sibcall): Pass a function pointer to
8192 ix86_function_value.
8193 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8194 call to ix86_value_regno).
8195 (ix86_value_regno): Add support for returning floating point values
8198 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8200 PR tree-optimization/20076
8201 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8202 that call __builtin_return or __builtin_apply_args.
8204 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8206 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8207 Use immediate use iterator.
8208 (stmt_is_bumper_for_loop): Use immediate use iterator.
8209 * predict.c (strip_builtin_expect): Use update_stmt.
8210 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8211 on all elements of a STATEMENT_LIST.
8212 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8213 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8214 (bsi_replace): Mark stmt as modified and the update it.
8215 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8216 (expand_complex_libcal): Call update_stmt.
8217 (expand_complex_comparison): Call mark_stmt_modified.
8218 (expand_complex_operations_1): Call update_stmt_if_modified.
8219 (expand_vector_operations_1): Call mark_stmt_modified.
8220 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8221 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8222 add_immediate_use, redirect_immediate_use,
8223 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8224 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8225 (mark_new_vars_to_rename): Call update_stmt.
8226 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8227 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8229 (unmodify_stmt): Delete.
8230 (update_stmt): New. Force an update of a stmt.
8231 (update_stmt_if_modified): update a stmt if it is out of date.
8232 (get_stmt_operands): Verify stmt is NOT modified.
8233 (stmt_modified_p): Update comment.
8234 (delink_imm_use): Remove a use node from its immuse list.
8235 (link_imm_use_to_list): Link a use node to a specific list.
8236 (link_imm_use): Link a node to the correct list.
8237 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8238 it in the correct list, if appropriate.
8239 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8240 (relink_imm_use): Link a use node in place of another node in a list.
8241 (relink_imm_use_stmt): LInk a node in place of another node, and set
8243 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8244 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8245 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8246 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8247 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8248 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8249 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8250 (has_zero_uses): New. Return true if there are no uses of a var.
8251 (has_single_use): New. Return true if there is only a single use of a
8253 (single_imm_use): New. Return the simgle immediate use.
8254 (num_imm_uses): New. Return the number of immediate uses.
8255 (get_v_must_def_ops): Use is now a pointer.
8256 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8257 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8259 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8260 (delink_stmt_imm_use): Delink all immuses from a stmt.
8261 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8262 * tree-flow.h (struct dataflow_d): Delete.
8263 (immediate_use_iterator_d): New. Immediate use iterator struct.
8264 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8265 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8266 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8268 (struct stmt_ann_d): Remove dataflow_t from struct.
8269 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8270 (if_convertible_phi_p): Use FAST immuse iterator.
8271 (if_convertible_loop_p): Don't call compute_immediate_uses.
8272 (replace_phi_with_cond_modify_expr): Call update_stmt.
8273 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8274 update_stmt_if_modified.
8275 (rewrite_all_into_ssa): Initialize ssa operands.
8276 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8277 compute_immediate_uses.
8278 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8279 ssa_property is available.
8280 (execute_one_pass): Change parameters passed to execute_todo.
8281 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8282 (remove_ssa_form): Call fini_ssa_operands.
8283 (insert_backedge_copies): Delete call to modify_stmt.
8284 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8285 (release_phi_node): Delink any use nodes before releasing.
8286 (resize_phi_node): Relink any use nodes.
8287 (remove_phi_arg_num): Delink the use node.
8288 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8289 (remove_all_phi_nodes_for): Release phi node first.
8290 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8291 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8292 (scalarize_use, scalarize_copy): Call update_stmt.
8293 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8294 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8295 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8296 (ccp_initialize): Remove call to compute_immediate_uses.
8297 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8298 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8300 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8301 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8302 (eliminate_redundant_computations): Call mark_stmt_modified.
8303 (cprop_operand): Call mark_stmt_modified.
8304 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8305 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8306 (dse_optimize_stmt): Use new immuse interface.
8307 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8308 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8309 (substitute_single_use_vars): Use new immuse interface.
8310 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8311 and compute_immediate_uses.
8312 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8314 (rewrite_mem_refs): Call update_stmt.
8315 (determine_lsm): Remove call to compute_imm_uses and free_df.
8316 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8317 (try_unroll_loop_completely): Call update_stmt.
8318 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8319 (rewrite_use_compare): Call update_stmt.
8320 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8321 (rewrite_use) : Call update_stmt.
8322 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8323 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8325 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8326 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8327 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8329 (initialize_vuse_operand): New. Initialize a vuse operand.
8330 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8331 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8332 (finalize_ssa_defs): Use stmt parameter.
8333 (correct_use_link): Ensure a use node is in the correct list, and has
8334 the correct stmt pointer.
8335 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8336 finalize_ssa_v_must_defs): Also initialize use nodes.
8337 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8338 (build_ssa_operands): Seperate parsing from final operand construction.
8339 (parse_ssa_operands): New. Parse entry point for operand building.
8340 (swap_tree_operands): New. Swap 2 tree operands.
8341 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8343 (get_expr_operands): Call swap_tree_operands when needed.
8344 (copy_virtual_operands): Use initialize routines for virtual use ops.
8345 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8346 (verify_abort): New. Issue imm_use error.
8347 (verify_imm_links): New Verify imm_use links for a var.
8348 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8349 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8350 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8351 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8352 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8353 (NULL_USE_OPERAND_P) Define.
8354 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8356 (struct vuse_operand_type): New struct.
8357 (SET_USE): Call set_ssa_use_from_ptr.
8359 (PHI_ARG_INDEX_FROM_USE): Define.
8360 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8361 argument via SET_USE, not PHI_ARG_DEF_TREE.
8362 * tree-ssa-pre.c (eliminate): Call update_stmt.
8363 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8365 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8366 (nearest_common_dominator_of_uses): Use imm_use iterator.
8367 (statement_sink_location): Use imm_use iterator and interface.
8368 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8369 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8370 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8371 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8372 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8373 if new parameter is true.
8374 (init_tree_ssa): Don't initialize operand cache here.
8375 (delete_tree_ssa): Don't destroy operand cache here.
8376 (propagate_into_addr): Pass in a use pointer, return true if anything
8378 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8379 (check_phi_redundancy): Use imm_use iterator.
8380 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8382 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8383 (release_ssa_name): Delink node and all elements in its imm_use list.
8384 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8385 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8386 * tree-vectorizer.c (need_imm_uses_for): Delete.
8387 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8388 * tree.h (struct ssa_imm_use_d): Define.
8389 (SSA_NAME_IMM_USE_NODE): Define.
8390 (struct tree_ssa_name): Add imm_use node.
8392 (PHI_ARG_IMM_USE_NODE): Define.
8393 (struct phi_arg_d): Add imm_use node.
8394 (struct tree_phi_node): Remove struct dataflow_d element.
8395 (TDF_STMTADDR): Define.
8397 2005-04-05 Dale Johannesen <dalej@apple.com>
8399 * doc/invoke.texi (Optimization Options): Remove
8400 duplicate -fcse-follow-jumps. Add -fweb.
8401 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8402 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8404 2005-04-05 Per Bothner <per@bothner.com>
8406 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8407 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8408 (warn_uninit): Get EXPR_LOCUS from context now instead.
8409 This fixes a USE_MAPPED_LOCATION testsuite failure.
8411 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8413 2005-04-05 Per Bothner <per@bothner.com>
8415 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8416 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8417 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8420 2004-04-05 Devang Patel <dpatel@apple.com>
8422 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8423 (lhsr<mode>3): ... new name.
8424 (altivec_vsra<VI_char>): Rename to ..
8425 (ashr<mode>3): ... new name.
8426 * config/rs6000/rs6000.c (builtin_description): Rename shift
8429 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8431 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8432 gen_lowpart_for_combine.
8433 * cse.c (gen_lowpart_if_possible): Move...
8434 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8436 (gen_lowpart_no_emit_general): Use it.
8438 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8440 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8443 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8445 * system.h: Fix typo.
8447 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8449 * config/bfin/bfin-modes.def: New file.
8450 * config/bfin/bfin-protos.h: New file.
8451 * config/bfin/bfin.c: New file.
8452 * config/bfin/bfin.h: New file.
8453 * config/bfin/bfin.md: New file.
8454 * config/bfin/bfin.opt: New file.
8455 * config/bfin/crti.s: New file.
8456 * config/bfin/crtn.s: New file.
8457 * config/bfin/elf.h: New file.
8458 * config/bfin/lib1funcs.asm: New file.
8459 * config/bfin/predicates.md: New file.
8460 * config/bfin/t-bfin: New file.
8461 * config/bfin/t-bfin-elf: New file.
8462 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
8463 Document new attributes.
8464 (interrupt, interrupt_handler, saveall): Update documentation for
8466 * doc/install.texi (Specific): Add entry for the Blackfin.
8467 * doc/invoke.texi (Blackfin Options): New section.
8468 * doc/md.texi (Blackfin family): New section to document constraints.
8469 * config.gcc: Add bfin*-* and bfin*-elf configurations.
8471 2005-04-05 Olivier Hainque <hainque@adacore.com>
8473 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
8474 match what the system unwinder expects.
8475 * config/mips/mips.c (mips_frame_set): If we're saving the return
8476 address register and the dwarf return address column number differs
8477 from the hard register number, adjust the note reg to refer to the
8480 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
8482 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
8483 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
8484 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8485 (processor_type): New enum.
8486 (mn10300_processor): New variable.
8487 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
8488 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
8489 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8490 (PROCESSOR_DEFAULT): New macro.
8491 * config/mn10300/mn10300.c (mn10300_processor): New variable.
8492 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8493 (mn10300_handle_option, mn10300_override_options): New functions.
8494 * config/mn10300/mn10300.opt: New file.
8496 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8497 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
8499 PR tree-optimization/19903
8500 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
8501 that don't fit in their type after conversion.
8503 2005-04-05 Uros Bizjak <uros@kss-loka.si>
8506 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
8507 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
8508 Allocate local stack slots here. Set ix86_optimize_mode_switching.
8509 flag here. Implement using define_insn_and_split.
8510 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
8511 (frndintxf2_mask_pm_i387): New insn patterns.
8512 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
8513 Do not set ix86_optimize_mode_switching flag.
8514 (ceilsf2, ceildf2, ceilxf2): Same.
8515 (btruncsf2, btruncdf2, btruncxf2): Same.
8516 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
8518 2005-04-05 Ian Lance Taylor <ian@airs.com>
8521 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
8522 i386_pe_record_external_function.
8523 (i386_pe_record_external_function): Update declaration.
8524 * config/i386/winnt.c (struct extern_list): Add decl field.
8525 (i386_pe_record_external_function): Add decl parameter.
8526 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
8528 * config/i386/i386-protos.h (i386_pe_record_external_function):
8531 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
8533 * config/m68k/m68k-protos.h: Add a prototype for
8534 valid_dbcc_comparison_p_2.
8535 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
8536 extend_operator, const_uint32_operand, const_sint32_operand,
8537 general_src_operand, nonimmediate_src_operand,
8538 memory_src_operand, post_inc_operand, pre_dec_operand,
8539 pcrel_address): Move to predicates to predicates.md.
8540 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
8541 * config/m68k/m68k.md: Include predicates.md.
8542 * config/m68k/predicates.md: New.
8544 2005-04-04 Roger Sayle <roger@eyesopen.com>
8546 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
8548 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
8550 2005-04-04 Ian Lance Taylor <ian@airs.com>
8552 * c-typeck.c (struct c_switch): Rename switch_stmt field to
8554 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
8555 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
8556 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
8557 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
8558 * c-common.c (c_do_switch_warnings_1): New static function broken
8559 out of c_do_switch_warnings.
8560 (c_do_switch_warnings): Call c_do_switch_warnings_1.
8561 (c_do_switch_expr_warnings): New function.
8562 * c-common.h (c_do_switch_expr_warnings): Declare.
8564 2005-04-04 David Edelsohn <edelsohn@gnu.org>
8565 Daniel Jacobowitz <dan@codesourcery.com>
8567 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
8569 * rtlanal.c (may_trap_p): Same.
8571 2005-04-04 Dale Johannesen <dalej@apple.com>
8573 * ChangeLog: remove reference to ChangeLog.12.
8575 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
8577 CRIS epilogue as RTL.
8578 * config/cris/cris.md: Change all 0 in unspec 0 to
8580 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
8581 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
8583 ("return"): Change to define_expand. Call cris_expand_return for
8585 ("*return_expanded"): New pattern.
8586 ("epilogue"): New define_expand.
8587 * config/cris/cris.h (PREDICATE_CODES): Add
8588 cris_load_multiple_op.
8589 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
8591 (enum cris_retinsn_type): New.
8592 (struct machine_function): New member return_type.
8593 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
8594 (cris_target_asm_function_epilogue): Remove, moving RTLified
8596 (cris_expand_epilogue): New function.
8597 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
8598 (cris_gen_movem_load, cris_load_multiple_op)
8599 (cris_return_address_on_stack_for_return, cris_expand_return): New
8601 (cris_target_asm_function_prologue)
8602 (cris_initial_frame_pointer_offset): Call
8603 cris_reg_saved_in_regsave_area instead of complicated expression.
8604 Call cris_return_address_on_stack instead of an expression.
8605 (cris_print_operand) <case 'o', case 'O'>: New cases.
8606 (cris_return_address_on_stack): Change return-type to bool.
8607 (cris_simple_epilogue): Ditto. Return false if registers are
8609 * config/cris/cris-protos.h (cris_simple_epilogue)
8610 (cris_return_address_on_stack): Adjust prototype return type.
8611 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8612 (cris_return_address_on_stack_for_return): New prototypes.
8614 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8616 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8617 gpr_or_int12_operand.
8619 * config/frv/frv-protos.h: Add a prototype to
8620 frv_legitimate_memory_operand and frv_const_unspec_p.
8621 (frv_unspec): Move from frv.c.
8622 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8623 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8624 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8625 gpr_or_fpr_operand, gpr_or_int12_operand,
8626 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8627 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8628 int6_operand, int5_operand, uint5_operand, uint4_operand,
8629 uint1_operand, int_2word_operand, uint16_operand,
8630 upper_int16_operand, integer_register_operand,
8631 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8632 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8633 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8634 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8635 move_destination_operand, movcc_fp_destination_operand,
8636 frv_function_symbol_referenced_p, move_source_operand,
8637 condexec_dest_operand, condexec_source_operand,
8638 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8639 const_unspec_operand, gpr_or_memory_operand,
8640 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8641 icc_operand, fcc_operand, cc_operand, icr_operand,
8642 fcr_operand, cr_operand, call_operand, sibcall_operand,
8643 symbolic_operand, relational_operator,
8644 integer_relational_operator, float_relational_operator,
8645 ccr_eqne_operator, minmax_operator,
8646 condexec_si_binary_operator, condexec_si_media_operator,
8647 condexec_si_divide_operator, condexec_si_unary_operator,
8648 condexec_sf_conv_operator, condexec_sf_add_operator,
8649 condexec_memory_operand, intop_compare_operator, acc_operand,
8650 even_acc_operand, quad_acc_operand, accg_operand: Move to
8652 * config/frv/frv.h (PREDICATE_CODES): Remove.
8653 * config/frv/frv.md: Include predicates.md.
8654 * config/frv/predicates.md: New.
8656 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8659 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8660 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8661 (add_standard_iv_candidates_for_size): New function, extracting code
8662 from add_standard_iv_candidates and parameterizing it by type size.
8663 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8665 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8667 * system.h (GCOV_SIZE_TYPE): Unposion.
8668 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8669 (GCOV_TYPE_SIZE): ...this new macro.
8670 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8671 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8672 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8673 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8674 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8675 instead of unsigned_intSI_type_node.
8676 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8677 (rtl_gen_one_value_profiler_no_edge_manipulation)
8678 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8679 * value-prof.c: Include coverage.h.
8681 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8682 Diego Novillo <dnovillo@redhat.com>
8684 Fix PR tree-optimization/20703
8685 Fix PR tree-optimization/20725
8687 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8688 (create_expression_by_pieces): Ditto.
8689 (valid_in_set): Ditto. Also handle tcc_declaration.
8690 (find_or_generate_expression): Handle comparison class.
8691 (insert_into_preds_of_block): Ditto.
8692 (insert_aux): Ditto.
8693 (create_value_expr_from): Handle comparison class, recursively
8694 handle reference nodes.
8695 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8696 (execute_pre): Fix spacing.
8697 (do_fre): Renamed to execute_fre.
8699 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8701 * doc/invoke.texi (SPARC options): Document that
8702 -mlittle-endian is not supported on Linux either.
8704 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8708 * config.gcc (Obsolete configurations): Remove
8709 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8710 (sparclite-*-coff*): Delete.
8711 (sparclite-*-elf*): Likewise.
8712 (sparc86x-*-elf*): Likewise.
8713 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8714 * config/sparc/lite.h: Delete.
8715 * config/sparc/litecoff.h: Likewise.
8716 * config/sparc/liteelf.h: Likewise.
8717 * config/sparc/sp86x-elf.h: Likewise.
8718 * config/sparc/t-sparclite: Likewise.
8719 * config/sparc/t-sp86x: Likewise.
8721 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8723 * config/s390/s390-protos.h: (s390_comparison,
8724 s390_alc_comparison, s390_slb_comparison, const0_operand,
8725 consttable_operand, larl_operand, s_operand,
8726 shift_count_operand, bras_sym_operand, load_multiple_operation,
8727 store_multiple_operation, s390_plus_operand): Remove prototypes.
8728 (s390_legitimate_address_without_index_p): New prototype.
8729 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8731 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8732 const0_operand, consttable_operand, larl_operand, s_operand,
8733 shift_count_operand, bras_sym_operand, load_multiple_operation,
8734 store_multiple_operation, s390_plus_operand): Move to
8736 (check_mode): Remove.
8737 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8739 (s390_legitimate_address_without_index_p): New.
8740 * config/s390/s390.h (PREDICATE_CODES): Remove.
8741 * config/s390/s390.md: Include predicates.md.
8742 * config/s390/predicates.md: New.
8744 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8747 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8748 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8749 (NEED_INDICATE_EXEC_STACK): Define to 1.
8750 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8751 (NEED_INDICATE_EXEC_STACK): Define to 1.
8752 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8753 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8754 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8755 (pic_helper_emitted_p): New global.
8756 (emit_pic_helper): New function extracted from...
8757 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8758 Do not call emit_pic_helper if delay_pic_helper is true.
8759 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8760 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8761 (sparc_file_end): New function.
8763 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8765 * config/mcore/mcore-protos.h: Remove the prototypes for
8766 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8767 mcore_general_movdst_operand, mcore_reload_operand,
8768 mcore_arith_J_operand, mcore_arith_K_operand,
8769 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8770 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8771 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8772 mcore_literal_K_operand, mcore_addsub_operand,
8773 mcore_compare_operand, mcore_load_multiple_operation,
8774 mcore_store_multiple_operation, mcore_call_address_operand.
8775 Add a prototype for const_ok_for_mcore.
8776 * config/mcore/mcore.c (mcore_call_address_operand,
8777 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8778 mcore_arith_reg_operand, mcore_reload_operand,
8779 mcore_arith_J_operand, mcore_arith_K_operand,
8780 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8781 mcore_arith_M_operand, mcore_arith_imm_operand,
8782 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8783 mcore_literal_K_operand, mcore_addsub_operand,
8784 mcore_compare_operand, mcore_load_multiple_operation,
8785 mcore_store_multiple_operation): Move to predicates.md.
8786 (const_ok_for_mcore): Export.
8787 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8788 * config/mcore/mcore.md: Include predicates.md.
8789 * config/mcore/predicates.md: New.
8791 * config/mcore/predicates.md: Fix a comment typo.
8793 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8794 Adrian Straetling <straetling@de.ibm.com>
8796 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8797 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8798 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8800 ("imul"): Removed from "type" attribute.
8801 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8802 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8803 Changed type to imulsi.
8804 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8806 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8808 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8809 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8810 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8811 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8812 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8813 (TARGET_SWITCHES, mcore_stack_increment_string)
8814 (TARGET_OPTIONS): Delete.
8815 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8816 than *_BIT constants.
8817 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8818 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8819 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8820 (mcore_override_options): Delete mcore_stack_increment code.
8821 Change use of M340_BIT to MASK_M340.
8822 * config/mcore/mcore.opt: New file.
8824 2005-04-04 Ian Lance Taylor <ian@airs.com>
8826 * config/arm/arm.c (replace_symbols_in_block): Remove static
8829 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8831 * config/fr30/fr30-protos.h: Remove the prototypes for
8832 stack_add_operand, add_immediate_operand,
8833 high_register_operand, low_register_operand, call_operand,
8834 di_operand, and nonimmediate_di_operand.
8835 * config/fr30/fr30.c (stack_add_operand,
8836 add_immediate_operand, high_register_operand,
8837 low_register_operand, call_operand, di_operand,
8838 nonimmediate_di_operand): Move to predicates.md.
8839 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8840 * config/fr30/fr30.md: Include predicates.md.
8841 * config/fr30/predicates.md: New.
8843 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8844 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8845 mcore_call_address_operand.
8847 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8848 general_movsrc_operand.
8850 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8852 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8855 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8858 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8861 2005-04-04 Richard Henderson <rth@redhat.com>
8862 Jakub Jelinek <jakub@redhat.com>
8864 PR rtl-optimization/16104
8865 * fold-const.c (fold_unary): Fix folding of vector conversions.
8867 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8869 * config.gcc (xstormy16-*-elf): Set extra_options.
8870 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8871 * config/stormy16/stormy16.opt: New file.
8873 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8875 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8876 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8877 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8878 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8879 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8880 (TARGET_UNIX_ASM): Delete.
8881 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8882 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8883 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8884 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8885 * config/pdp11/pdp11.opt: New file.
8887 2005-04-03 Roger Sayle <roger@eyesopen.com>
8888 Alexandre Oliva <aoliva@redhat.com>
8891 * fold-const.c (non_lvalue): Split tests into...
8892 (maybe_lvalue_p): New function.
8893 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8894 C++ front-end prior to lowering into gimple form.
8896 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8899 BUILT_IN_STRNCASECMP): New.
8900 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8903 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8906 * arm.md (addsi3_compare0_for_combiner): Delete.
8907 (addsi3_compare0_scratch_for_combiner): Delete.
8908 (cmpsi_neg_shiftsi): Delete.
8909 (compare_negsi_si): New pattern.
8910 (cmpsi_negshiftsi_si): New pattern.
8911 (negated_cbranchsi4): Restrict to equality_operator.
8913 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
8916 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8918 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
8921 * doc/install.texi: Fix a typo.
8923 2005-04-03 Steven Bosscher <stevenb@suse.de>
8926 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
8927 a computed goto if the edge to the computed goto block has
8928 incoming abnormal edges. Clarify how the function works.
8930 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
8932 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
8933 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
8934 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
8935 hash_scan_set, reg_set_between_after_reload_p,
8936 reg_used_between_after_reload_p, get_avail_load_store_reg,
8937 eliminate_partially_redundant_load): Likewise.
8938 * postreload.c (reload_cse_simplify_set,
8939 reload_combine_note_use): Likewise.
8940 * predict.c (predict_insn, expected_value_to_br_prob,
8941 propagate_freq, expensive_function_p): Likewise.
8942 * print-rtl.c (print_rtx): Likewise.
8943 * profile.c (instrument_edges, instrument_values,
8944 compute_branch_probabilities, branch_prob, union_groups,
8945 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
8946 * protoize.c (in_system_include_dir, file_could_be_converted,
8947 file_normally_convertible, gen_aux_info_file, seek_to_line,
8948 do_cleaning): Likewise.
8949 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
8950 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
8951 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
8953 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8955 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
8956 * modulo-sched.c (undo_replace_buff_elem): New structure.
8957 (kernel_number_of_cycles, ps_unschedule_node,
8958 undo_generate_reg_moves,free_undo_replace_buff,
8959 undo_permute_partial_schedule, loop_single_full_bb_p,
8960 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
8961 build_loops_structure, get_sched_window): New.
8962 (generate_reg_moves): Return undo_replace_buff_elem and other
8964 (generate_prolog_epilog): Remove old loop versioning.
8965 (sms_schedule): Use loop information and loop_version.
8966 (sms_schedule_by_order): Split part of it to get_sched_window.
8967 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
8968 cfg_layout_finalize and free_dominance_info before/after SMS.
8970 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8972 * cfghooks.c (lv_flush_pending_stmts,
8973 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
8974 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
8975 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
8976 lv_add_condition_to_bb,
8977 lv_adjust_loop_header_phi, extract_cond_bb_edges,
8978 flush_pending_stmts): New in cfg_hooks structure.
8979 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
8980 extract_cond_bb_edges, lv_adjust_loop_header_phi,
8981 lv_add_condition_to_bb): New declarations.
8982 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
8984 (loop_version): Declare.
8985 * cfgloopmanip.c (cfghooks.h): Include.
8986 (duplicate_loop_to_header_edge): Change return type to bool.
8987 (loop_version, lv_adjust_loop_entry_edge): Move here.
8988 * cfgrtl.c (cfgloop.h): Include.
8989 (rtl_verify_flow_info_1): Fix.
8990 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
8991 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
8993 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
8994 tree_lv_add_condition_to_bb): New.
8995 (tree_cfg_hooks): Add new hooks to initialization.
8996 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
8997 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
8999 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9001 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9002 xstormy16_below100_or_register,
9003 xstormy16_splittable_below100_or_register, and
9004 nonimmediate_nonstack_operand.
9006 * config/stormy16/stormy16-protos.h: Remove the prototypes for
9007 xstormy16_ineqsi_operator, equality_operator,
9008 inequality_operator, shift_operator,
9009 xstormy16_below100_operand, xstormy16_below100_or_register,
9010 xstormy16_splittable_below100_or_register,
9011 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9012 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9013 equality_operator, inequality_operator,
9014 xstormy16_below100_operand, xstormy16_below100_or_register,
9015 xstormy16_splittable_below100_or_register,
9016 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9017 nonimmediate_nonstack_operand, shift_operator): Move to
9019 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9020 * config/stormy16/stormy16.md: Include predicates.md.
9021 * config/stormy16/predicates.md: New.
9023 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9025 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9026 small_int, large_int, reg_or_0_operand, simple_memory_operand,
9027 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9028 move_operand, power_of_2_operand): Move to predicates.md.
9029 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9030 PREDICATE_CODE): Remove.
9031 * config/iq2000/iq2000.md: Include predicates.md.
9032 * config/iq2000/predicates.md: New.
9034 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
9036 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9037 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9038 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9039 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9040 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9041 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9042 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9043 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9044 (TARGET_M68HC11): Delete.
9045 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9046 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9047 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9048 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9049 (nb_soft_regs): Delete.
9050 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9051 (m68hc11_override_options): Remove the code that caters for MASK_M6811
9052 and MASK_M6812 being set simultaneously. Change the code that sets
9053 the default m68hc11_soft_reg_count to use integers instead of strings.
9054 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9055 m68hc11_soft_reg_count (which now has an int type) as the number
9057 * config/m68hc11/m68hc11.opt: New file.
9059 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9061 * config/fr30/fr30.h (PREDICATE_CODES): Remove
9062 fp_displacement_operand, sp_displacement_operand.
9064 * config/m68hc11/m68hc11-protos.h: Add a prototype for
9066 Remove the prototypes for tst_operand, cmp_operand,
9067 stack_register_operand, d_register_operand,
9068 hard_addr_reg_operand, splitable_operand,
9069 m68hc11_logical_operator, m68hc11_arith_operator,
9070 m68hc11_non_shift_operator, m68hc11_shift_operator,
9071 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9072 non_push_operand, hard_reg_operand, and
9073 reg_or_some_mem_operand.
9074 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9076 (tst_operand, cmp_operand, non_push_operand,
9077 splitable_operand, reg_or_some_mem_operand,
9078 stack_register_operand, d_register_operand,
9079 hard_addr_reg_operand, hard_reg_operand,
9080 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9081 m68hc11_arith_operator, m68hc11_non_shift_operator,
9082 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9084 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9085 * config/m68hc11/m68hc11.md: Include predicates.md.
9086 * config/m68hc11/predicates.md: New.
9088 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9091 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9092 change checked in along with 2005-03-03's patch for debug/20253.
9093 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9094 (remap_decl): Insert type decl in map earlier.
9096 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9098 PR tree-optimization/20640
9099 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9100 post-dominator if it has phi nodes.
9101 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9102 before dead statements.
9104 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9107 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9109 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9111 PR rtl-optimization/20290
9112 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9113 in every iteration if the entry point is the exit test.
9115 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9117 * config/cris/cris.md (attribute "length"): Define.
9119 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9121 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9122 (word_offset_memref_operand): New.
9123 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9124 (indexed_or_indirect_operand): Delete.
9125 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9126 (indexed_or_indirect_operand): Delete.
9128 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9131 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9134 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9135 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9137 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9139 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9141 2005-04-01 Ian Lance Taylor <ian@airs.com>
9143 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9144 (rus, prus): Remove static variables.
9145 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9146 (process_command): Permit report_times and use_pipes together.
9148 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9150 * c-decl.c (validate_proto_after_old_defn): Look at
9151 TYPE_MAIN_VARIANT of argument types.
9153 2005-04-01 Paul Brook <paul@codesourcery.com>
9155 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9156 (arm_output_function_epilogue): Allow call_via_SP.
9157 (thumb_call_via_reg, arm_file_end): Ditto.
9158 * config/arm/arm.h (struct machine_function): Include space for SP.
9159 (thumb_call_via_label): Update declaration.
9161 2005-04-01 Ian Lance Taylor <ian@airs.com>
9163 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9164 doing a peephole optimization, once again put any notes in the
9167 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9169 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9171 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9173 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9174 (block_alloc, find_free_reg): Likewise.
9175 * loop-doloop.c (doloop_modify): Likewise.
9176 * loop-invariant.c (record_use): Likewise.
9177 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9178 get_iv_value, canon_condition, eliminate_implied_condition,
9179 eliminate_implied_condition, simplify_using_initial_values,
9180 shorten_into_mode, canonicalize_iv_subregs,
9181 iv_number_of_iterations): Likewise.
9182 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9183 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9184 unswitch_loop): Likewise.
9185 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9186 move_movables, replace_call_address, find_and_verify_loops,
9187 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9188 record_giv, final_giv_value, general_induction_var,
9189 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9190 loop_giv_dump): Likewise.
9192 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9193 GCOV_CHECK_WRITING): Remove.
9194 (gcov_position, gcov_rewrite): Use gcc_assert.
9195 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9196 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9197 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9200 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9202 * tree-inline.c: Fix a typo.
9204 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9206 * configure.ac (enable-checking): Explicitly set all variables for
9207 collective switch values. Alphabetize variables. Rename
9208 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9210 * doc/install.texi (enable-checking): Update documentation.
9211 * configure: Rebuilt.
9213 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9215 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9218 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9220 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9221 Also reject cases where this pattern will cause load delay stalls
9222 unless optimizing for size and it will produce a shorter sequence.
9223 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9224 variants to avoid pre-adjusting the base when possible.
9226 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9228 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9229 the frame and argument pointers.
9230 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9231 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9232 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9233 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9234 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9235 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9237 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9239 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9240 with entry for selectany attribute.
9241 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9243 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9244 (i386_pe_asm_named_section): Handle sections generated by
9245 selectany attribute.
9246 * doc/extend.texi (selectany): Document attribute.
9248 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9249 Jan Hubicka <jh@suse.cz>
9251 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9252 to fix addresses involving EBP and ESP.
9253 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9254 for SUBREGed registers.
9255 (legitimate_address_p): Accept SUBREGed registers.
9257 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9260 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9261 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9264 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9266 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9268 2005-04-01 James E Wilson <wilson@specifixinc.com>
9271 * dwarf2out.c (rtl_for_decl_init): New function.
9272 (rtl_for_decl_location): Extracted from here.
9273 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9274 add_const_value_attribute. Delete initializer_constant_valid_p call.
9276 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9278 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9279 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9280 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9281 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9282 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9283 config/i386/i386.md, config/rs6000/predicates.md,
9284 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9285 config/s390/s390.c, config/stormy16/stormy16.c,
9286 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9289 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9292 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9293 COND_EXPR and CALL_EXPR.
9295 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9298 * genautomata.c (first_cycle_unit_presence): Check all alternative
9299 states for unit presence.
9301 * doc/md.texi: Remove remark about impossibility to query unit
9302 presence in non nondeterministic automaton state.
9304 * config/ia64/ia64.c (get_template): Change order of unit querying.
9306 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9308 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9311 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9313 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9314 flag for edges outside any loops.
9316 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9318 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9320 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9322 * tree-ssa-alias.c: Follow spelling conventions.
9323 * doc/tree-ssa.texi: Fix a typo.
9325 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9327 * postreload-gcse.c: Include target.h.
9328 (gcse_after_reload_main): Return early if we cannot modify jumps.
9329 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9331 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9333 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9334 expensive operations.
9336 2005-03-31 Ian Lance Taylor <ian@airs.com>
9338 * collect2.c (lderrout): New variable.
9339 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9340 if it is set, to stderr.
9341 (handler): Unlink lderrout if it is set.
9342 (dump_file): Add "to" parameter. Change all callers.
9343 (main): Initialize lderrout.
9344 (collect_execute): Add errname parameter. Change all callers.
9345 Rename redir parameter to outname. Never pass
9346 PEX_STDERR_TO_STDOUT to pex_run.
9347 * collect2.h (collect_execute, dump_file): Update declarations.
9348 * tlink.c (tlink_execute): Add errname parameter. Change all
9350 (do_tlink): Check lderrout as well as ldout.
9352 2005-03-31 Caroline Tice <ctice@apple.com>
9354 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9355 (bb-reorder.o): Add errors.h to list of requirements.
9356 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9357 profiledbootstrap flags.
9358 * bb-reorder.c (errors.h): Add new include.
9359 (struct bbro_basic_block_data_def): Add new field, in_trace.
9360 (add_unlikely_executed_notes): Remove function.
9361 (mark_bb_for_unlikely_executed_section): Remove function.
9362 (insert_section_boundary_note): New function.
9363 (verify_hot_cold_block_grouping): New function.
9364 (push_to_next_round_p): Remove variables and tests that push all
9365 cold blocks to last round.
9366 (find_traces): Remove code that added extra round of trace finding
9367 when doing partitioning.
9368 (find_traces_1_round) : Remove variable last_round; add code to
9369 update new struct field, in_trace; correct trace_length where it was
9370 incorrect before (after call to copy_bb); change code that pushed all
9371 cold blocks to last round. Instead verify that all blocks going into
9372 a trace belong in the same partition.
9373 (connect_traces): Modify to connect the traces in two passes, if the
9374 function contains both hot and cold blocks. The first pass connects
9375 all the traces for blocks in the partition that the first block in
9376 the function belongs to; the second pass connnects all the traces
9377 containing blocks that belong in the other partition.
9378 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9379 code that automatically put the first block in a function into the
9380 hot partition if the function had any hot blocks.
9381 (fix_crossing_unconditional_branches): Check number of succ edges
9382 before attempting to get one.
9383 (fix_edges_for_rarely_executed_code): Update comment describing
9385 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9386 remove call to add_unlikely_executed_notes; add call to
9387 verify_hot_cold_block_grouping.
9388 (duplicate_computed_gotos): Don't change computed goto if it's a
9390 (partition_hot_cold_basic_blocks): Update function comment.
9391 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9393 (try_forward_edges): Likewise.
9394 (merge_blocks_move_predecessor_nojumps): Likewise.
9395 (merge_blocks_move_successor_nojumps): Likewise.
9396 (merge_blocks_move): Likewise.
9397 (try_crossjump_bb): Likewise.
9398 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9399 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9400 notes to cold bb's; remove call to update_unlikely_executed_notes.
9401 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9402 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9403 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9404 function declaration.
9405 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9407 (rtl_can_merge_blocks): Remove redundancy from condition.
9408 (try_redirect_by_replacing_jump): Likewise.
9409 (force_nonfallthru_and_redirect): Remove code for adding
9410 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9411 (commit_one_edge_insertion): Likewise.
9412 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9413 * dbxout.c (FORCE_TEXT): Replace function_section with
9414 current_function_section.
9415 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9416 function, switch_text_section.
9417 (struct xcoff_debug): Likewise.
9418 (dbxout_function_end): Add code to put out label diffs for both
9419 hot and cold sections.
9420 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9421 for new debug_hooks funciton, switch_text_section..
9422 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9423 switch_text_section.
9424 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9425 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9426 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9427 dw_fde_switched_sections.
9428 (output_call_frame_info): Add test to see if function switches text
9429 sections in the middle; if so, use appropriate extra hot and cold
9430 section labels to compute size deltas for the hot and cold sections.
9431 (dwarf2out_begin_prologue): Add code to initialize new fields in
9433 (dwarf2out_switch_text_section): New function (invoked through
9434 debug_hook); updates new fields in dw_fde_struct appropriately and
9435 increments separate_line_info_table_in_use.
9436 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9437 dwarf2out_switch_text_section.
9438 (struct var_loc_node): Add new field, section_label.
9439 (output_aranges): Add code to check whether in hot or cold section and
9440 use the appropriate label in calculating deltas.
9441 (output_ranges): Likewise.
9442 (output_line_info): Add code to check which section we're in and
9443 use appropriate hot/cold label.
9444 (add_location_or_constant_value_attribute): Likewise.
9445 (gen_subprogam_die): Modify arange attributes to use correct labels.
9446 (dwarf2out_begin_block): Change call to function_section into call to
9447 current_function_section.
9448 (dwarf2out_end_block): Likewise.
9449 (dwarf2out_source_line): Likewise.
9450 (dwarf2out_var_location): Add code to check whether in hot or cold
9451 section and use the appropriate label.
9452 * except.c (output_function_exception_table): Change call to
9453 function_section into call to current_function_section.
9454 * final.c (profile_function): Likewise.
9455 (scan_ahead_for_unlikely_executed_note): Remove function.
9456 (final_scan_insn): Remove calls to
9457 scan_ahead_for_unlikely_executed_note, and related code for switching
9458 to cold section, except for the single time
9459 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
9460 debug_hooks->switch_text_sections; replace appropriate calls to
9461 function_section with calls to current_function_section.
9462 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
9463 test_bb to condition.
9464 (find_if_case_2): Likewise.
9465 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9466 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
9467 * opts.c (decode_options): Change warning about hot/cold partitioning
9468 with exceptionss to inform (so as not to cause bootstrap failures);
9469 remove warning about partitioning with DWARF debug info.
9470 * output.h (current_function_section): Add new function decl.
9471 (insert_section_boundary_note): Likewise.
9472 (enum in_section): Move this declaration here from varasm.c.
9473 (unlikely_section_label): Likewise.
9474 (unlikely_text_section_name): Likewise.
9475 (last_text_section_name): New global variable.
9476 (last_text_section): Likewise.
9477 (hot_section_label): Likewise.
9478 (hot_section_end_label): Likewise.
9479 (cold_section_end_label): Likewise.
9480 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
9481 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
9482 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
9483 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
9484 insn from consideration.
9485 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
9486 switch_text_section.
9487 * varasm.c (basic-block.h): Add new include.
9488 (unlikely_section_label_printed): Remove global variable.
9489 (unlikely_section_label): Make global variable not be static any more.
9490 (unlikely_text_section_name): Likewise.
9491 (hot_section_end_label): New global variable (not static)
9492 (first_function_block_is_cold): Likewise.
9493 (hot_section_label): Likewise.
9494 (cold_section_end_label): Likewise..
9495 (last_text_section): New global variable, not static.
9496 (last_text_section_name): New global variable, not static.
9497 (initialize_cold_section_name): New function.
9498 (enum in_section): Move declaration to output.h.
9499 (text_section): Update last_text_section.
9500 (unlikely_text_section): Replace code to determine cold section name
9501 with call to initialize_cold_section_name; Add code to update
9502 last_text_section; remove code for printing out label.
9503 (named_section_real): Add code to update last_text_section and
9504 last_text_section_name as appropriate.
9505 (function_section): Change test for 'unlikely' to depend on
9506 first_function_block_is_cold (moved old test to
9507 current_function_section).
9508 (current_function_section): New function.
9509 (assemble_start_function): Move code that frees
9510 unlikely_text_section_name; initialize hot_section_end_label;
9511 print hot and cold section labels at the start of the function;
9512 set first_function_block_is_cold, if appropriate; initialize l
9513 ast_text_section; add call to insert_section_boundary_note.
9514 (assemble_end_function): Add code to write out hot and cold section
9516 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
9517 switch_text_section.
9518 * config/darwin.c (machopic_select_section): Replace incorrect
9519 function in base_funs; update reloc for cold sections if necessary.
9520 * config/darwin.h (SECTION_FUNCTION): Add code to update
9521 last_text_section if appropriate.
9522 (text_unlikely_section): Remove.
9523 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
9524 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
9525 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
9526 partitioning for this architecture.
9528 2005-03-31 Olivier Hainque <hainque@adacore.com>
9530 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
9531 defined and non-zero.
9533 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9536 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
9539 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9542 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
9543 label operand. Remove (use (unspec..)). Don't emit a label on
9545 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
9546 generate inline label for load_toc_v4_PIC_1b.
9547 (rs6000_emit_load_toc_table): Likewise.
9549 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9551 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
9552 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
9554 2005-03-29 Devang Patel <dpatel@apple.com>
9556 * tree-sra.c (decide_block_copy): Disable scalarization of
9559 2005-03-30 Stuart Hastings <stuart@apple.com>
9560 Dale Johannesen <dalej@apple.com>
9562 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
9563 * print-tree.c (print_node): Add case STATEMENT_LIST.
9565 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9567 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
9568 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
9569 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
9570 is given with "powerpc64*" or "all", or when --with-cpu chooses
9573 2005-03-30 James E. Wilson <wilson@specifixinc.com>
9576 * dwarf2out.c (add_high_low_attributes): New function, extracted from
9577 gen_lexical_block_die.
9578 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
9580 2005-03-31 Jan Hubicka <jh@suse.cz>
9582 2004-11-02 Jan Hubicka <jh@suse.cz>
9584 * cgraph.c (cgraph_varpool_node_name): New function.
9585 (dump_cgraph_varpool_node): New function.
9586 (dump_varpool): New function.
9587 * cgraphunit.c (cgraph_optimize): Dump varpool.
9589 2004-10-16 Jan Hubicka <jh@suse.cz>
9591 * cgraph.c (decide_is_variable_needed): New function.
9592 (cgraph_varpool_finalize_decl): Use it.
9593 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
9595 * final.c (output_addr_const): Do not call mark_referenced.
9596 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
9597 always go via cgraph.
9598 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
9599 (check_global_declarations): Ifdef out code clearing DECL_RTL.
9600 * tree-optimize.c (execute_inline): Mark functions called.
9601 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9603 2004-10-11 Jan Hubicka <jh@suse.cz>
9605 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9606 (cgraph_varpool_last_needed_node): New static variable.
9607 (enqueue_needed_varpool_node): Break out from ...; add items to the
9608 end of queue; update first pointers.
9609 (cgraph_varpool_mark_needed_node): ... here.
9610 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9611 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9612 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9613 (cgraph_varpool_first_unanalyzed_node): Declare.
9614 * cgraphunit.c: Include output.h.
9615 (cgraph_varpool_analyze_pending_decls): New function.
9616 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9617 for errors, analyze pending decls.
9618 (cgraph_finalize_compilation_unit): Only analyze decls.
9619 (cgraph_optimize): Assemble the decls after expanding.
9621 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9623 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9624 subvars get marked properly in tags for grouping.
9625 (add_pointed_to_var): Mark only actual pointed to
9626 variables/subvars in addresses needed.
9627 (create_overlap_variables_for): Clear call clobbered on original
9629 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9630 addresable vars with subvars into list.
9631 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9634 2005-03-30 Richard Henderson <rth@redhat.com>
9636 * cgraph.h (struct cgraph_node): Add alias.
9637 * varasm.c (assemble_alias): Set it.
9638 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9639 avoid calling cgraph_expand_function.
9641 2005-03-30 Tom Tromey <tromey@redhat.com>
9643 * tree.def (FILE_TYPE): Removed.
9644 * typeclass.h (enum type_class): Removed file_type_class.
9645 * dwarf2out.c (is_base_type): Updated.
9646 (gen_type_die): Likewise.
9647 * dbxout.c (dbxout_type): Updated.
9648 * builtins.c (type_to_class): Updated.
9649 * tree.c (type_contains_placeholder_1): Updated.
9650 * config/sparc/sparc.c (sparc_type_code): Updated.
9651 * config/ia64/ia64.c (hfa_element_mode): Updated.
9652 * expr.c (count_type_elements): Updated.
9653 * stor-layout.c (layout_type): Updated.
9654 * tree-inline.c (remap_type): Updated.
9655 * tree-pretty-print.c (dump_generic_node): Updated.
9657 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9659 * builtins.c (expand_builtin_powi): Fix mode of
9660 2nd argument to match int.
9661 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9662 2nd argument type to int.
9663 * libgcc2.c: Change prototype of __powi* functions to use
9666 2005-03-30 Dale Johannesen <dalej@apple.com>
9669 * calls.c (expand_call): Flush pending deferrals before
9672 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9676 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9677 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9678 c_label_context, label_context_stack): New.
9679 * c-decl.c (define_label): Check for jumps into statement
9680 expressions. Add label to list of defined labels.
9681 (start_function): Push context on label_context_stack.
9682 (finish_function): Pop context from label_context_stack.
9683 * c-typeck.c (label_context_stack): New.
9684 (c_finish_goto_label): Check for jumps into statement
9685 expressions. Add label to list of jumped to labels.
9686 (struct c_switch): Add blocked_stmt_expr.
9687 (c_start_case): Initialize it.
9688 (do_case): Check it.
9689 (c_finish_case): Verify !blocked_stmt_expr.
9690 (c_begin_stmt_expr): Push context on label_context_stack.
9691 Increment blocked_stmt_expr. Mark labels jumped to from outside
9693 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9694 defined in the statement expression and no longer jumpable to.
9695 Mark labels jumped to from just outside the statement expression
9696 as again definable. Pop context from label_context_stack.
9697 * doc/extend.texi (Statement Exprs): Update.
9699 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9702 * c-decl.c (start_function): Check for old_decl being
9705 2005-03-30 Ian Lance Taylor <ian@airs.com>
9707 * final.c (final): Remove prescan parameter. Change all callers.
9708 (final_scan_insn): Remove prescan parameter. Change all callers.
9710 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9712 * tree-vectorizer.c: Fix comment typos.
9714 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9716 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9717 as soon as a chrec_dont_know is detected.
9719 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9721 Merge from csl-arm-branch.
9722 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9724 * tlink.c (recompile_files): Do not assume that "rename" can
9725 overwrite an existing file.
9727 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9729 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9730 * gcc/configure: Regenerate.
9732 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9734 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9736 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9738 * calls.c (struct arg_data): Update "partial" comment.
9739 (load_register_parameters): Update "nregs" comment.
9741 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9743 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9744 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9745 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9746 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9747 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9748 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9749 than target_flags & 0.
9750 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9751 (iq2000_arch, iq2000_parse_cpu): Delete.
9752 (TARGET_HANDLE_OPTION): Override default.
9753 (iq2000_handle_option): New function.
9754 (override_options): Remove -march= and -mcpu= handling.
9755 * config/iq2000/iq2000.opt: New file.
9757 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9759 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9760 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9761 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9762 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9763 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9764 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9765 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9766 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9767 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9768 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9769 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9770 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9771 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9772 (TARGET_OPTIONS): Delete.
9773 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9774 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9775 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9776 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9777 (c4x_cpu_version_string): Delete.
9778 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9779 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9780 equivalent -mcpu= option.
9781 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9782 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9783 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9784 or clearing the appropriate MASK_* bit.
9785 (c4x_file_start): Use c4x_cpu_version.
9786 * config/c4x/c4x.opt: New file.
9788 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9790 * doc/options.texi: Document the new MaskExists flag.
9791 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9792 if the option has the MaskExists flag.
9794 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9796 * opt-functions.awk (flag_set_p, test_flag): New functions.
9797 (switch_flags): Use them.
9798 * opth-gen.awk: Use flag_set_p to check for flags.
9799 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9801 2005-03-30 Ian Lance Taylor <ian@airs.com>
9803 * config.host (i[34567]86-*-mingw32*): Don't set
9804 host_can_use_collect2 to no.
9806 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9809 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9810 Remove convert_memory_address call duplicating that in memory_address.
9812 2005-03-29 Richard Henderson <rth@redhat.com>
9815 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9816 (build_compound_literal): Likewise. Propagate decl type into the
9818 (finish_decl): Likewise. Use new return value from complete_array_type
9819 for zero sized arrays.
9820 (complete_array_type): Move ...
9821 * c-common.c (complete_array_type): ... here. Change first argument
9822 to pointer-to-type-node. Consistently use sizetype for the index
9823 except for zero sized arrays. Detect zero sized arrays for pedantic
9824 mode diagnostics. Create a new type node instead of modifying the
9826 * c-tree.h (complete_array_type): Move decl ...
9827 * c-common.h (complete_array_type): ... here.
9829 2005-03-29 Richard Henderson <rth@redhat.com>
9832 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9834 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9836 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9837 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9838 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9839 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9841 2005-03-29 Eric Christopher <echristo@redhat.com>
9843 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9844 truthvalue conversion removal.
9846 2005-03-29 Ian Lance Taylor <ian@airs.com>
9849 * collect2.c: Never include <vfork.h>.
9850 (VFORK_STRING, vfork): Don't define.
9851 (pid): Remove global variable.
9852 (handler): Call raise instead of kill (getpid(), ...).
9853 (collect_wait): Add pex parameter. Change all callers. Use
9854 pex_get_status rather than pwait.
9855 (do_wait): Add pex parameter. Change all callers.
9856 (collect_execute): Return struct pex_obj * rather than void. Use
9857 pex routines rather than pexecute.
9858 (fork_execute): Get pex_obj from collect_execute, and pass it to
9860 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9861 Only declare quit_handler if SIGQUIT is defined.
9862 (scan_libraries): Likewise.
9863 * collect2.h (collect_execute): Update declaration.
9864 (collect_wait): Update declaration.
9865 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9866 pass it to collect_wait.
9868 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9871 * c-parser.c (c_parser_compound_statement_nostart): Give error
9872 message for EOF instead of just setting parser->error.
9874 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9876 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9877 (slpeel_update_phi_nodes_for_guard1): New function.
9878 (slpeel_update_phi_nodes_for_guard2): New function.
9879 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9880 of slpeel_update_phi_nodes_for_guard.
9881 (vectorize_loops): Remove call to loop_closed_rewrite.
9882 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9885 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9887 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9888 (TARGET_LITTLE_ENDIAN): New macro.
9889 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9890 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9891 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9892 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9893 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9894 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9895 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9896 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9897 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9898 (TARGET_OPTIONS): Delete.
9899 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9900 (CACHE_FLUSH_TRAP): Turn into an integer.
9901 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9902 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9903 -mflush-trap is in use.
9904 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9905 (m32r_cache_flush_trap_string): Delete.
9906 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9907 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9908 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9909 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9910 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9911 -mmodel= and -msdata= handling from...
9912 (m32r_init): ...here.
9913 * config/m32r/m32r.opt: New file.
9915 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
9917 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
9918 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
9919 * tree-vect-analyze.c (vect_object_analysis): additional parm
9920 pass back a "struct ptr_info_def *" with the points-to info.
9921 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
9922 statement using info returned from vect_object_analysis.
9923 * tree-vect-transform.c (update_vuses_to_preheader): New function.
9924 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
9925 for virtual uses and defs when creating a replacement vector
9926 reference. Call duplicate_ssa_name_ptr_info to define points-to
9927 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
9928 (vectorizable_store): copy_virtual_operands and update
9929 definition statements.
9930 (vectorizable_load): copy_virtual_operands. Remove call to
9931 mark_call_clobbered_vars_to_rename for call to "const" builtin.
9932 * tree-vectorizer.c (vectorize_loops): Remove calls to
9933 rewrite_into_ssa and bitmap_clear (vars_to_rename).
9934 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
9935 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
9936 define macro STMT_VINFO_PTR_INFO for use in accessing.
9937 * tree.h add export of duplicate_ssa_name_ptr_info.
9938 * rs6000.c (altivec_init_builtins): Declare builtin function
9939 __builtin_altivec_mask_for_load to be "const".
9941 2005-03-29 Jakub Jelinek <jakub@redhat.com>
9944 * cgraph.h (struct cgraph_varpool_node): Add alias field.
9945 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
9946 assemble_variable on aliases.
9947 * varasm.c (assemble_alias): Set node->alias.
9948 * toplev.c (wrapup_global_declarations): Don't call
9949 rest_of_decl_compilation on aliases again.
9951 2005-03-29 Paul Brook <paul@codesourcery.com>
9953 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
9954 * config/arm/arm.c (arm_dbx_register_number): New function.
9955 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
9957 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
9960 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
9961 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
9963 2005-03-29 Dale Johannesen <dalej@apple.com>
9965 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
9966 $(TREE_H) and $(COVERAGE_H).
9967 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
9968 * opts.c (common_handle_option): Enable tree-based value transforms.
9969 * toplev.c (process_options): Ditto.
9970 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
9971 refers to references to this type.
9972 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
9973 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
9974 for may_be_more, may_be_less.
9975 (rtl_gen_pow2_profiler): Adjust.
9976 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
9977 (rtl_gen_one_value_profiler): Adjust.
9978 (rtl_gen_const_delta_profiler): Adjust.
9979 * tree-profile.c (tree_gen_interval_profiler): Implement.
9980 (tree_gen_pow2_profiler): Ditto.
9981 (tree_gen_one_value_profiler): Ditto.
9982 (tree_profiling): New.
9983 (pass_tree_profile): Reference it.
9984 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
9986 (insn_divmod_values_to_profile): Rename to
9987 rtl_divmod_values_to_profile. Adjust.
9988 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
9989 (insn_prefetch_values_to_profile): Adjust.
9990 (rtl_value_profile_transformations): Adjust.
9991 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
9992 (gen_mod_pow2): Rename to rtl_mod_pow2.
9993 (gen_mod_subtract): Rename to rtl_mod_subtract.
9994 (divmod_fixed_value_transform): Rename to
9995 rtl_divmod_fixed_value_transform.
9996 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
9997 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
9998 (rtl_find_values_to_profile): Adjust.
9999 (tree_value_profile_transformations): Implement.
10000 (tree_divmod_values_to_profile): New.
10001 (tree_values_to_profile): New.
10002 (tree_divmod_fixed_value): New.
10003 (tree_mod_pow2): New.
10004 (tree_mod_subtract): New.
10005 (tree_divmod_fixed_value_transform): New.
10006 (tree_mod_pow2_value_transform): New.
10007 (tree_mod_subtract_transform): New.
10008 (tree_find_values_to_profile): Implement.
10009 * profile.c (instrument_values): Free histograms.
10010 (compute_value_histograms): Adjust. Implement tree version.
10012 2005-03-29 Uros Bizjak <uros@kss-loka.si>
10014 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10015 * config/i386/i386.c (output_fix_trunc): Add new round_mode
10016 variable. Output "fldcw" depending on round_mode.
10017 * config/i386/i386.md (UNSPEC_FIST): New.
10018 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10019 New isns patterns to implement lrint and llrint built-ins as x87
10020 intrinsic function.
10021 (fistdi2, fist<mode>2 splitters): New splitters.
10022 (lrint<mode>2): New expanders.
10024 2005-03-28 Ian Lance Taylor <ian@airs.com>
10026 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10027 0 when calling final_scan_insn.
10029 2005-03-28 Jan Hubicka <jh@suse.cz>
10031 PR middle-end/20635
10032 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10035 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10036 types where possible.
10038 2005-03-26 Per Bothner <per@bothner.com>
10040 Make -f[no-]show-column also control non-cpp diagnostics.
10041 * c.opt (fshow-column): Move option from here ...
10042 * common.opt (fshow-column): ... to here.
10043 * diagnostic.c (diagnostic_build_prefix): Only print column number
10044 if flag_show_column.
10046 2005-03-27 Steven Bosscher <stevenb@suse.de>
10048 * vax-protos.h (vax_output_int_move, vax_output_int_add,
10049 vax_output_conditional_branch): New prototypes.
10050 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10051 extracted from vax.md mov and add patterns.
10052 (vax_output_conditional_branch): New function to output conditional
10053 branch instructions.
10054 * vax.md: Use mode macros for arithmetic and mov patterns.
10055 Use code macros for the jump patterns.
10057 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10059 * Makefile.in (libbackend.o): Depend on version files;
10060 add custom generation command.
10062 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10065 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10066 sure that we have a REG before getting its REGNO.
10068 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10070 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10071 * builtins.def (BUILT_IN_STRNDUP): New.
10073 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10075 PR tree-optimization/20470
10076 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10079 2005-03-25 Mike Stump <mrs@apple.com>
10081 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10084 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10086 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10087 Use our own structure definitions.
10089 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10090 (fix_truncdfsi2): Allow registers or memory as destination.
10091 When TARGET_PPC_GFXOPT, generate simplified pattern.
10092 (fix_truncdfsi2_internal): Use define_insn_and_split.
10093 (fix_truncdfsi2_internal_gfxopt): New.
10094 (fctiwz): Don't confuse register allocation by giving it no choices.
10096 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10097 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10098 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10099 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10101 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10103 * dominance.c (free_dominance_info): Speed up by freeing et
10104 data structures without maintaining other nodes.
10105 * et-forest.c (et_free_tree_force): New.
10106 * et-forest.h: Add a prototype for et_free_tree_force.
10108 * tree.c (get_set_constructor_bits,
10109 get_set_constructor_bytes): Remove.
10110 * tree.h: Remove the corresponding prototypes.
10112 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10115 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10116 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10117 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10118 PRE_DEC, NEG and NOT.
10120 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10122 * fold-const.c: Convert uses of fold (build (...)) to
10125 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10127 PR rtl-optimization/20249
10128 * cse.c (insert_regs): Do not record equivalence of registers in
10131 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10133 * emit-rtl.c (reverse_comparison): Remove.
10134 * rtl.h: Remove the corresponding prototype.
10136 2005-03-24 James E Wilson <wilson@specifixinc.com>
10138 * doc/install.texi (--enable-altivec): Delete docs.
10140 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10142 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10143 SFmode and DFmode before reload when
10144 flag_unsafe_math_optimizations not enabled.
10146 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10148 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10150 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10151 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10153 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10155 * configure.ac (enable-checking): Add 'runtime' option.
10156 * doc/install.texi (enable-checking): Document 'runtime' checking.
10157 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10158 * config.in: Regenerated.
10159 * configure: Regenerated.
10161 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10163 * optabs.h (enum optab_index): Remove OTI_llrint.
10164 (llrint_optab): Remove macro.
10165 * optabs.c (init_optabs): Remove llrint_optab initialization.
10166 * genopinit.c (optabs): Remove llrint_optab implementation.
10167 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10170 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10172 PR rtl-optimization/20532
10173 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10174 overflow when adding coefficients for PLUS or MINUS.
10175 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10178 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10180 * langhooks.h (truthvalue_conversion): Remove.
10181 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10182 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10183 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10184 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10185 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10187 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10189 * params.def: Fix a typo.
10190 * config/mips/mips.c: Follow the spelling convensions.
10191 * doc/invoke.texi: Fix typos.
10193 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10195 Fix PR tree-optimization/20601
10197 * tree-ssa-pre.c (insert_aux): Add missing condition to
10200 2005-03-23 Ian Lance Taylor <ian@airs.com>
10202 * final.c (final_scan_insn): Don't remove no-op instructions.
10203 * reload1.c (reload): Remove simple no-op instructions even when
10206 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10208 PR tree-optimization/20501
10209 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10210 reporting that peeling for alignment is applied moved to...
10211 * (vect_analyze_data_refs_alignment): Here.
10213 2005-03-23 Ian Lance Taylor <ian@airs.com>
10215 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10217 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10219 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10220 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10222 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10224 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10225 imply that this is called once, independent of asms in code.
10226 Adjust to now being pased output and input lists. Mention helper
10227 function decl_overlaps_hard_reg_set_p.
10228 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10229 hook_tree_tree_identity and to take three trees, returning third.
10230 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10232 * stmt.c: include hard-reg-set.h before tree.h.
10233 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10234 (decl_conflicts_with_clobbers_p): Call
10235 decl_overlaps_hard_reg_set_p.
10236 (expand_asm_operands): Pass output and input lists in call to
10237 targetm.md_asm_clobbers.
10238 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10239 hook_tree_tree_tree_tree_3rd_identity.
10240 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10242 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10243 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10244 parameters, first two unused.
10245 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10246 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10247 in constraint letters and MOF is not mentioned as a asm-declared
10248 register in neither of the input and output lists.
10250 2005-03-23 DJ Delorie <dj@redhat.com>
10252 * optabs.c (expand_binop): Make sure the first subword's result
10255 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10257 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10258 Call c_common_truthvalue_conversion rather than
10259 lang_hooks.truthvalue_conversion.
10260 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10261 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10263 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10264 c_common_truthvalue_conversion.
10265 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10266 c_parser_conditional_expression, c_parser_binary_expression): Call
10267 c_objc_common_truthvalue_conversion.
10268 * c-typeck.c (build_unary_op): Call
10269 c_objc_common_truthvalue_conversion.
10270 (build_conditional_expr): Do not call
10271 lang_hooks.truthvalue_conversion.
10272 (build_binary_op): Call c_common_truthvalue_conversion.
10273 (c_objc_common_truthvalue_conversion): Moved from
10274 c-objc-common.c. Call default_function_array_conversion instead
10275 of default_conversion.
10277 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10279 * c-common.h (default_conversion): Remove.
10280 (perform_integral_promotions): Add.
10281 * c-tree.h (default_conversion): Add.
10282 * c-typeck.c (perform_integral_promotions): New, split out from
10283 default_conversion.
10284 * c-common.c (check_case_value): Use perform_integral_promotions,
10285 not default_conversion.
10286 (c_add_case_label): Don't continue processing case label after
10287 found to be pointer.
10289 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10291 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10292 the prefix list if we have already added a multilib directory
10293 based on that path.
10294 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10297 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10299 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10301 * reload.h: Remove the prototype for indirect_symref_ok.
10303 * reload1.c (indirect_symref_ok): Make it global.
10304 * reload.h: Add a prototype for indirect_symref_ok.
10306 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10308 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10311 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10313 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10315 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10317 * c-opts.c (c_common_parse_file): Only start/end main source file
10318 if debug hooks says the writer wants it.
10319 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10321 (xcoff_debug_hooks): Ditto.
10322 * debug.c (do_nothing_hooks): Ditto.
10323 * debug.h (gcc_debug_hooks): Ditto.
10324 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10325 * sdbout.c (sdb_debug_hooks): Ditto.
10326 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10328 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10330 * doc/extend.texi: Deprecate C++ min/max operators.
10332 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10334 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10335 artificial original candidates.
10337 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10338 Jan Hubicka <jh@suse.cz>
10339 Steven Bosscher <stevenb@suse.de>
10341 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10342 call cost based on argument sizes.
10343 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10345 * params.def: (max-inline-inssn-single): Set to 450.
10346 (max-inline-insns-auto): Set to 90.
10347 (max-inline-insns-recursive): Set to 450
10348 (max-inline-insns-recursive-auto): Set to 450.
10349 (large-function-insns): Set to 2700.
10350 (inline-call-cost): New parameter.
10351 * tree-inline.c (estimate_move_cost): New function.
10352 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10353 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10354 based on arguments.
10355 * tree-inline.h (estimate_move_cost): Declare.
10356 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10357 (max-inline-insns-auto): Change default to 90.
10358 (max-inline-insns-recursive): Change default to 450
10359 (max-inline-insns-recursive-auto): Change default to 450.
10360 (large-function-insns): Change default to 2700.
10361 (inline-call-cost): Document new parameter.
10363 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10365 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10366 (TARGET_DEFAULT): Delete.
10367 * config/i860/i860.opt: New file.
10369 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10371 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10372 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10373 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10374 (frv_sched_lookahead): Delete.
10375 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10376 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10377 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10378 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10379 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10380 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10381 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10382 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10383 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10384 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10385 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10386 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10387 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10388 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10389 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10390 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10391 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10392 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10393 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10394 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10395 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10396 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10397 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10398 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10399 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10400 (frv_sched_lookahead): Delete.
10401 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10402 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10403 (frv_handle_option): New function. Move -mcpu= handling from...
10404 (frv_override_options): ...here. Remove handling of other
10406 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10407 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10408 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10409 and TARGET_NO_MULTI_CE.
10410 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10411 !TARGET_VLIW_BRANCH.
10412 * config/frv/frv.opt: New file.
10414 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10416 * fold-const.c (fold_ternary): Take decomposed arguments of
10418 (fold): Update a call to fold_ternary.
10420 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10421 * tree.h: Add corresponding prototypes.
10423 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10426 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10427 between jump table and its label.
10428 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10429 resp. ADDR_DIFF_VEC and the label preceeding it.
10430 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10431 is emitted in the right section.
10433 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10435 * fold-const.c (fold_unary, fold_binary): Update comments
10438 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10440 PR rtl-optimization/20527
10441 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10442 REG_INC note, test that the register also isn't mentioned in PRED
10445 2005-03-22 Ben Elliston <bje@au.ibm.com>
10447 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10450 2005-03-21 Mike Stump <mrs@apple.com>
10452 * varasm.c (default_assemble_visibility): Remove extra ().
10454 2005-03-21 Roger Sayle <roger@eyesopen.com>
10456 PR middle-end/20557
10457 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
10458 to determine whether a block can be duplicated, rather than test
10459 whether the block contains noncopyable insns ourselves.
10461 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10463 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
10466 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10468 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
10470 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10472 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
10473 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
10474 * config/fr30/fr30.opt: New file.
10476 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
10478 Fix PR tree-optimization/20542
10480 * tree-flow-inline.h (overlap_subvar): Move to here.
10481 * tree-ssa-operands.c: From here.
10482 * tree-flow.h (overlap_subvar): Declare.
10483 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
10484 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
10485 for variables with subvars.
10487 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
10489 PR middle-end/20177
10490 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
10491 * modulo-sched.c (const_iteration_count): Return on NULL
10493 (print_node_sched_params): Return on NULL dump_file.
10494 (generate_reg_moves): Handle reg-anti dependencies and disregard
10495 closing branch when generating register moves.
10496 (sms_schedule): Mark the SMSed block dirty.
10497 * passes.c (rest_of_handle_sms): Call update_life_info for all
10499 * testsuite/gcc.dg/20050321-1.c: New test.
10501 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10503 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
10504 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10505 movqi_internal): Likewise.
10507 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10509 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
10510 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
10511 xtensa_b4const): Delete prototypes.
10512 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
10513 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
10514 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
10515 xtensa_extra_constraint): New prototypes.
10516 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10517 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10518 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10519 move_operand, const_float_1_operand, fpmem_offset_operand,
10520 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
10521 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
10522 (xtensa_b4const_or_zero): ...this. Change return type to bool and
10523 argument type to HOST_WIDE_INT.
10524 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
10525 xtensa_mask_immediate): Likewise.
10526 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
10527 Likewise. Also make these functions static.
10528 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
10529 (xtensa_const_ok_for_letter_p): New.
10530 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10531 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10532 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10533 move_operand, const_float_1_operand, fpmem_offset_operand,
10534 branch_operator, ubranch_operator, boolean_operator): Move to
10536 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
10537 (xtensa_mem_offset): Change return type to bool.
10538 (xtensa_extra_constraint): New.
10539 (gen_int_relational): Update type of const_range_p function pointer.
10540 Use xtensa_b4const_or_zero.
10541 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
10542 xtensa_const_ok_for_letter_p. Update comments.
10543 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
10544 (PREDICATE_CODES): Delete.
10545 * config/xtensa/xtensa.md: Include predicates.md.
10546 * config/xtensa/predicates.md: New file.
10548 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10550 * config/v850/v850-protos.h: Remove the prototypes for
10551 reg_or_int9_operand, reg_or_const_operand,
10552 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
10553 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
10554 movsi_source_operand, power_of_two_operand,
10555 not_power_of_two_operand, special_symbolref_operand,
10556 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
10557 register_is_ok_for_epilogue.
10558 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
10559 reg_or_int9_operand, reg_or_const_operand,
10560 call_address_operand, special_symbolref_operand,
10561 movsi_source_operand, power_of_two_operand,
10562 not_power_of_two_operand, register_is_ok_for_epilogue,
10563 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
10564 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
10566 * config/v850/v850.h (PREDICATE_CODES): Remove.
10567 * config/v850/v850.md: Include predicates.md.
10568 * config/v850/predicates.md: New.
10570 2005-03-21 Zack Weinberg <zack@codesourcery.com>
10572 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
10573 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10574 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
10575 (itoolsdir, itoolsdatadir): Move definition above new first use.
10576 (install-itoolsdirs): New rule.
10577 (install-mkheaders): Depend on install-itoolsdirs, not
10578 install-include-dir.
10580 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10582 * tree-into-ssa.c: Remove obsolete comments.
10584 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
10586 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
10587 unrolling if -fpeel-loops is specified, too.
10588 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10589 Remove superfluous check for flag_unroll_loops.
10591 2005-03-21 Uros Bizjak <uros@kss-loka.si>
10593 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
10594 (lrint_optab, llrint_optab): Define corresponding macros.
10595 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
10596 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
10597 pattern and llrint_optab using llrintdi2 patterns.
10598 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
10599 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
10600 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
10601 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10602 flag_unsafe_math_optimizations is set.
10604 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10606 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10607 simplify_logical, if_then_else_cond, known_cond,
10608 simplify_comparison): Adjust calls to reverse_comparison.
10609 Don't use combine_reversed_comparison_code).
10610 (combine_reversed_comparison_code): Remove.
10611 (reversed_comparison): Using reversed_comparison_code, move it...
10612 * jump.c (reversed_comparison): ... here.
10613 * rtl.h (reversed_comparison): Add prototype.
10615 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10617 * builtins.c (fold_builtin): Take decomposed arguments of
10619 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10620 * gimplify.c (gimplify_call_expr): Likewise.
10621 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10622 * tree.h: Update the prototype of fold_builtin.
10624 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10626 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10627 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10628 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10629 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10630 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10632 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10634 * builtins.c (fold_builtin_1): Take decomposed arguments of
10636 (fold_builtin): Update a call to fold_builtin_1.
10638 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10641 * gcov.c (output_lines): Only output function block summary when
10642 outputting branch information.
10643 * doc/gcov.texi: Document format of preamble and additional block
10646 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10648 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10649 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10650 the defaults false if BITS_PER_UNIT != 8.
10651 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10652 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10653 than BITS_PER_UNIT != 8.
10654 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10655 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10656 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10658 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10659 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10661 2005-03-20 Roger Sayle <roger@eyesopen.com>
10663 PR middle-end/20539
10664 * fold-const.c (fold_binary): Fix type mismatch between
10665 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10666 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10667 for non-truth-valued expressions.
10669 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10670 and FUNCTION_DECL in the main switch.
10671 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10672 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10673 we also need to convert their operands to match.
10674 <TRUTH_NOT_EXPR>: Likewise.
10676 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10678 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10679 diagnostic without checking whether an lvalue.
10680 * c-common.h (lvalue_p): Remove.
10681 (enum lvalue_use): Update comment.
10682 (lvalue_or_else): Replace by lvalue_error.
10683 * c-typeck.c (lvalue_p): Make static.
10684 (lvalue_or_else): New. Call lvalue_error.
10686 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10688 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10689 (function_arg_advance): Use rs6000_parm_start.
10690 (function_arg, rs6000_arg_partial_bytes): Likewise.
10692 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10694 * c-common.c (check_case_value): Adjust comment about stripping
10696 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10697 * c-typeck.c (default_conversion, convert_arguments,
10698 build_modify_expr, convert_for_assignment, store_init_value,
10699 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10700 manually. Remove inaccurate comments.
10702 2005-03-20 Roger Sayle <roger@eyesopen.com>
10703 Joseph S. Myers <joseph@codesourcery.com>
10705 * varasm.c (do_assemble_alias): Restore comment describing function.
10706 Annotate the target parameter as potentially unused.
10708 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10711 * config/avr/avr.c (avr_output_function_prologue): Do not use
10712 current_function_name() in a label, use a local label instead.
10714 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10716 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10717 flag_finite_math_only, not flag_unsafe_math_optimizations.
10719 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10721 * builtins.c (fold_builtin_1): Update a call to
10722 targetm.fold_builtin.
10723 * hooks.c (hook_tree_tree_bool_null): Rename to
10724 hook_tree_tree_tree_bool_null. Take one more argument of type
10726 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10727 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10728 hook_tree_tree_tree_bool_null.
10729 * target.h (gcc_target): Update the prototype of fold_builtin.
10730 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10731 arguments of CALL_EXPR.
10732 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10735 2005-03-20 Jan Hubicka <jh@suse.cz>
10737 * cgraph.h (cgraph_node): Add prev_clone pointer.
10738 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10739 (cgraph_clone_node): Produce doubly linked chain.
10741 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10743 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10744 get_nonnull_operand, handle_sentinel_attribute,
10745 check_function_arguments_recurse): Do not strip NOPS from
10747 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10749 * c-format.c (get_constant): Likewise.
10750 * c-parser.c (c_parser_postfix_expression): Likewise.
10751 * c-typeck.c (set_init_index): Likewise.
10752 (convert_arguments): Don't check for NOP_EXPR containing integer
10755 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10757 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10758 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10759 Take decomposed arguments of CALL_EXPR.
10760 (fold_builtin_1): Update calls to the functions mentioned
10763 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10765 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10766 width to have integer type.
10767 (build_enumerator): Require enumerator value to have integer type.
10769 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10771 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10774 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10776 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10777 std=iso9899:199x): Correct descriptions.
10779 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10781 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10784 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10786 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10788 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10789 fold_builtin_memcpy.
10791 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10792 arguments of CALL_EXPR.
10793 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10794 fold_builtin_found, fold_builtin_1): Update calls to
10795 fold_trunc_transparent_mathfn.
10797 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10799 PR middle-end/20493
10800 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10801 function pointers on targets that require function pointer
10803 (fold_sign_changed_comparison): Likewise.
10805 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10807 * combine.c (try_combine): When changing the mode of a hard reg, make
10808 sure that doing so is valid.
10810 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10812 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10813 (TARGET_HANDLE_OPTION): Override default.
10814 (avr_handle_option): New function.
10815 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10816 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10817 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10818 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10819 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10820 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10821 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10822 (TARGET_OPTIONS): Delete.
10823 * config/avr/avr.opt: New file.
10825 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10827 * config/m32r/m32r-protos.h: Remove the prototypes for
10828 call_address_operand, symbolic_operand, seth_add3_operand,
10829 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10830 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10831 two_insn_const_operand, move_src_operand,
10832 move_double_src_operand, move_dest_operand,
10833 eqne_comparison_operator, signed_comparison_operator,
10834 large_insn_p, conditional_move_operand, carry_compare_operand,
10835 m32r_block_immediate_operand, extend_operand,
10836 reg_or_eq_int16_operand, int8_operand, and
10837 reg_or_zero_operand.
10838 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10839 seth_add3_operand, int8_operand, cmp_int16_operand,
10840 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10841 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10842 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10843 move_double_src_operand, move_dest_operand,
10844 eqne_comparison_operator, signed_comparison_operator,
10845 extend_operand, small_insn_p, large_insn_p,
10846 conditional_move_operand, carry_compare_operand,
10847 m32r_block_immediate_operand): Move to predicates.md.
10848 (MAX_MOVE_BYTES): Move to m32r.h.
10849 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10850 * config/m32r/m32r.md: Include predicates.md.
10851 * config/m32r/predicates.md: New.
10853 2005-03-18 James E Wilson <wilson@specifixinc.com>
10856 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10859 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10861 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10862 call_address_operand, const_8bit_operand.
10863 * config/mn10300/mn10300.c (call_address_operand,
10864 const_8bit_operand, const_1f_operand): Move to predicates.md.
10865 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10866 * config/mn10300/mn10300.md: Include predicates.md.
10867 * config/mn10300/predicates.md: New.
10869 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10871 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10872 declarations in diagnostics and %E for identifiers, not %s.
10874 2005-03-18 Jan Hubicka <jh@suse.cz>
10875 Dale Johannesen <dalej@apple.com>
10877 * basic-block.h (scale_bbs_frequencies_int,
10878 scale_bbs_frequencies_gcov_type): Declare.
10879 * cfg.c (RDIV): New macro.
10880 (update_bb_frequency_for_threading): Fix.
10881 * basic-block.h (scale_bbs_frequencies_int,
10882 scale_bbs_frequencies_gcov_type): New.
10883 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10884 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10885 scale_bbs_frequencies_int.
10886 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10888 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10890 * config/m32r/m32r-protos.h: Remove the prototypes for
10891 call_address_operand, symbolic_operand, seth_add3_operand,
10892 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10893 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10894 two_insn_const_operand, move_src_operand,
10895 move_double_src_operand, move_dest_operand,
10896 eqne_comparison_operator, signed_comparison_operator,
10897 large_insn_p, conditional_move_operand, carry_compare_operand,
10898 m32r_block_immediate_operand, extend_operand,
10899 reg_or_eq_int16_operand, int8_operand, and
10900 reg_or_zero_operand.
10901 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10902 seth_add3_operand, int8_operand, cmp_int16_operand,
10903 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10904 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10905 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10906 move_double_src_operand, move_dest_operand,
10907 eqne_comparison_operator, signed_comparison_operator,
10908 extend_operand, small_insn_p, large_insn_p,
10909 conditional_move_operand, carry_compare_operand,
10910 m32r_block_immediate_operand): Move to predicates.md.
10911 (MAX_MOVE_BYTES): Move to m32r.h.
10912 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10913 * config/m32r/m32r.md: Include predicates.md.
10914 * config/m32r/predicates.md: New.
10916 * config/pa/pa-protos.h: Add prototypes for magic_milli and
10918 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
10919 symbolic_operand, symbolic_memory_operand,
10920 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
10921 indexed_memory_operand, move_dest_operand, move_src_operand,
10922 prefetch_cc_operand, prefetch_nocc_operand,
10923 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
10924 arith_operand, arith11_operand, pre_cint_operand,
10925 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
10926 ireg_operand, int5_operand, uint5_operand, int11_operand,
10927 uint32_operand, arith5_operand, and_operand, ior_operand,
10928 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
10929 pc_or_label_operand, div_operand, plus_xor_ior_operator,
10930 shadd_operand, movb_comparison_operator,
10931 cmpib_comparison_operator): Move to predicates.md.
10932 (magic_milli, shadd_constant_p): Make it extern.
10933 * config/pa/pa.h (PREDICATE_CODES): Remove.
10934 * config/pa/pa.md: Include predicates.md.
10935 * config/pa/predicates.md: New.
10937 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
10940 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10942 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
10943 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
10944 config/alpha/freebsd.h, config/alpha/linux.h,
10945 config/alpha/netbsd.h, config/alpha/osf5.h,
10946 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
10947 config/h8300/h8300-protos.h, config/h8300/h8300.c,
10948 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
10949 doc/cppopts.texi: Update copyright.
10951 2005-03-18 Jan Hubicka <jh@suse.cz>
10953 PR middle-end/20225
10954 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
10956 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
10959 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10961 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
10964 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
10966 * combine.c (gen_binary): Remove.
10967 (known_cond, simplify_shift_const, find_split_point,
10968 combine_simplify_rtx, simplify_if_then_else, simplify_set,
10969 simplify_logical, expand_field_assignment, extract_left_shift,
10970 force_to_mode, if_then_else_cond, apply_distributive_law,
10971 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
10972 simplify_comparison, reversed_comparison): Replace with
10973 simplify_gen_binary, simplify_gen_relational or
10974 distribute_and_simplify_rtx.
10975 (distribute_and_simplify_rtx): New function.
10977 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
10978 Paolo Bonzini <gcc.gnu.org>
10980 * calls.c (setjmp_call_p, special_function_p): Update comments
10981 at the head of the functions.
10983 2005-03-18 Jan Hubicka <jh@suse.cz>
10985 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
10987 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
10988 function body should be released; do not proactively release function
10989 bodies in non-unit-at-a-time mode.
10991 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
10993 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
10994 mno-fp-ret-in-387 multilib variants.
10996 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
10998 * common.opt (m): Remove.
10999 * opts.c (handle_option): Pass 'm' options to set_target_switch if
11000 table lookup fails.
11001 (common_handle_option): Remove OPT_m case.
11003 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11005 * builtins.c (fold_builtin_bitop): Take decomposed arguments
11007 (fold_builtin_1): Update a call to fold_builtin_bitop.
11009 * builtins.c (fold_builtin_signbit): Take decomposed arguments
11011 (fold_builtin_1): Update a call to fold_builtin_signbit.
11013 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
11015 PR tree-optimization/20474
11016 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11017 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11019 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11021 * config/h8300/h8300-protos.h: Remove prototypes for
11022 general_operand_src, general_operand_dst, single_one_operand,
11023 single_zero_operand, call_insn_operand,
11024 two_insn_adds_subs_operand, small_call_insn_operand,
11025 jump_address_operand, bit_operand, bit_memory_operand,
11026 stack_pointer_operand, const_int_gt_2_operand,
11027 const_int_ge_8_operand, const_int_qi_operand,
11028 const_int_hi_operand, incdec_operand, bit_operator,
11029 nshift_operator, eqne_operator, gtle_operator,
11030 gtuleu_operator, iorxor_operator.
11031 Add prototypes for h8sx_shift_type h8sx_classify_shift and
11032 h8300_ldm_stm_parallel.
11033 * config/h8300/h8300.c (h8sx_shift_type,): Move to
11035 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11036 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11037 (h8300_ldm_stm_parallel): Make it extern.
11038 (h8300_ldm_parallel, h8300_stm_parallel,
11039 h8300_return_parallel, general_operand_src,
11040 general_operand_dst, h8300_dst_operand, h8300_src_operand,
11041 nibble_operand, reg_or_nibble_operand, single_one_operand,
11042 single_zero_operand, call_insn_operand,
11043 two_insn_adds_subs_operand, small_call_insn_operand,
11044 jump_address_operand, bit_operand, bit_memory_operand,
11045 stack_pointer_operand, const_int_gt_2_operand,
11046 const_int_ge_8_operand, const_int_qi_operand,
11047 const_int_hi_operand, incdec_operand, eqne_operator,
11048 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11049 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11050 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11051 nshift_operator): Move to predicates.md.
11052 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11053 * config/h8300/h8300.md: Include predicates.md.
11054 * config/h8300/predicates.md: New.
11056 2005-03-17 Richard Henderson <rth@redhat.com>
11058 * config.gcc (ia64*-*-hpux*): Add extra_options.
11059 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11060 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11061 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11062 (ia64_tls_size_string, ia64_tune_string): Remove.
11063 (ia64_tune): Init to PROCESSOR_ITANIUM2.
11064 (TARGET_DEFAULT_TARGET_FLAGS): New.
11065 (TARGET_HANDLE_OPTION): New.
11066 (ia64_override_options): Move options parsing ...
11067 (ia64_handle_option): ... here. New.
11068 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11069 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11070 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11071 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11072 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11073 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11074 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11075 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11076 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11077 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11078 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11079 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11080 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11081 TARGET_EARLY_STOP_BITS): Remove.
11082 (TARGET_ILP32): Default false.
11083 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11084 (enum ia64_inline_type): New.
11085 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11086 * config/ia64/ia64.md: Update for new definitions of
11087 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11088 * config/ia64/ia64.opt: New file.
11089 * config/ia64/ilp32.opt: New file.
11091 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11094 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11096 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11098 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11099 instead of MASK_H8300S.
11100 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11101 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11102 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11103 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11104 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11105 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11106 TARGET_SWITCHES): Remove.
11107 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11109 * config/h8300/h8300.opt: New.
11111 * config/alpha/alpha.opt, config/arc/arc.opt,
11112 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11115 2005-03-17 Ian Lance Taylor <ian@airs.com>
11119 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11121 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11122 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11123 (TARGET_HANDLE_OPTION): Override default.
11124 (arc_handle_option): New function.
11125 (arc_init): Remove code to set arch_cpu_string.
11126 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11127 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11128 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11129 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11130 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11131 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11132 (arc_rodata_string, TARGET_OPTIONS): Delete.
11133 * config/arc/arc.opt: New file.
11135 2005-03-17 Richard Henderson <rth@redhat.com>
11137 * doc/extend.texi (Weak Pragmas): New section.
11138 (attribute alias): Clarify that target must be in the same
11141 2005-03-17 Richard Henderson <rth@redhat.com>
11143 * config/alpha/alpha.opt: New file.
11144 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11146 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11147 alpha_fprm_string, alpha_fptm_string): Make static.
11148 (alpha_tls_size_string): Remove.
11149 (alpha_handle_option): New.
11150 (override_options): Update for alpha_cpu/alpha_tune split.
11151 (alpha_file_start): Likewise.
11152 (TARGET_DEFAULT_TARGET_FLAGS): New.
11153 (TARGET_HANDLE_OPTION): New.
11154 * config/alpha/alpha.h (alpha_tune): Declare.
11155 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11156 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11157 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11158 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11159 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11160 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11161 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11162 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11163 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11164 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11165 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11166 (TARGET_DEFAULT): Remove MASK_FP.
11167 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11168 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11169 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11170 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11171 alpha_tls_size_string): Remove.
11172 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11173 (attribute tune): Rename from attribute cpu.
11174 * config/alpha/ev4.md: Update to match.
11175 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11176 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11177 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11178 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11179 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11180 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11182 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11184 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11185 and return without creating new state if before_nops_num is nonzero.
11186 * config/ia64/ia64.md (first_insn): New attribute.
11187 (alloc): Set it to yes.
11189 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11191 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11192 STMT_VINFO_SUBVARS to NULL.
11193 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11195 2005-03-16 Dale Johannesen <dalej@apple.com>
11197 * rtlanal.c (find_first_parameter_load): Rewrite to
11198 return actual first param load or the call if none,
11199 instead of first in block, when not all loads exist.
11201 2005-03-16 Roger Sayle <roger@eyesopen.com>
11203 * optabs.c (expand_copysign_absneg): Make static.
11204 * optabs.h (expand_copysign_absneg): Delete prototype.
11205 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11207 2005-03-16 Richard Henderson <rth@redhat.com>
11209 PR middle-end/15700
11210 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11211 (alias_pairs): Rename from output_defs.
11212 (find_decl_and_mark_needed): Split out from assemble_alias.
11213 (do_assemble_alias): New.
11214 (assemble_output_def): Remove.
11215 (finish_aliases_1, finish_aliases_2): New.
11216 (process_pending_assemble_output_defs): Remove.
11217 (assemble_alias): Defer aliases for which we don't yet have a
11218 non-external decl for the target symbol.
11219 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11220 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11221 * toplev.c (compile_file): Use finish_aliases_2 instead of
11222 process_pending_assemble_output_defs.
11223 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11224 (process_pending_assemble_output_defs): Remove.
11226 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11228 Fix PR tree-optimization/20489
11230 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11231 for empty structures.
11233 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11235 Fix PR tree-optimization/20490
11237 * tree-ssa-pre.c (create_expression_by_pieces): Use
11238 force_gimple_operand on result of fold.
11240 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11242 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11243 of closing parenthesis.
11245 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11247 * builtins.c (expand_movstr): Update a call to
11248 fold_builtin_strcpy.
11249 (expand_builtin_strncpy): Update a call to
11250 fold_builtin_strncpy.
11251 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11252 arguments of CALL_EXPR.
11253 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11254 fold_builtin_strncpy.
11255 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11256 * tree.h: Update the prototypes of fold_builtin_strcpy and
11257 fold_builtin_strncpy.
11259 2005-03-16 Steven Bosscher <stevenb@suse.de>
11260 Dorit Naishlos <dorit@il.ibm.com>
11262 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11263 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11266 2005-03-16 Steven Bosscher <stevenb@suse.de>
11268 * tree-inline.c (walk_type_fields, walk_tree,
11269 walk_tree_without_duplicates): Move from here...
11270 * tree.c: ...to here.
11272 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11274 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11275 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11276 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11277 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11278 (version): Define using $(BASEVER_c).
11279 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11281 (version.o): Depend on version files; add custom generation command.
11282 (prefix.o): Define BASEVER on command line.
11283 (s-iov): Depend on version files; adjust command.
11284 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11286 (gcc-vers.texi): New rule.
11287 (doc/%.info, doc/%.dvi): Add -I . to command line.
11288 (doc/gccinstall.dvi): Likewise.
11289 (PACKAGE): Delete. All uses replaced with "gcc".
11290 * aclocal.m4: Do not include gcc-version.m4.
11291 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11292 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11293 Set is_release based on contents of DEV-PHASE.
11294 Set gcc_version based on contents of BASE-VER.
11295 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11296 * config.in, configure: Regenerate.
11297 * gccbug.in: Determine version of GCC in use at runtime.
11298 * gcov-iov.c: Get version number and development phase from
11299 command line, not by including version.c.
11300 * intl.c: Replace all uses of PACKAGE with "gcc".
11301 * libada-mk.in: Delete unused "gcc_version" variable.
11302 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11303 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11304 commentary to match.
11305 (version_string): Put together from pieces.
11306 * config/alpha/x-vms: Do not use $(gcc_version).
11307 * config/i386/t-nwld: Likewise.
11308 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11309 version-GCC and DEVELOPMENT.
11311 2005-03-15 Roger Sayle <roger@eyesopen.com>
11313 PR tree-optimization/17454
11314 * tree.c (tree_size): Add case for TREE_BINFO.
11315 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11316 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11318 2005-03-15 Roger Sayle <roger@eyesopen.com>
11320 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11321 op1 whilst expanding the signed widenening multiply variant.
11323 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11325 * toplev.c (display_target_options): Avoid unused variable warning if
11326 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11327 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11328 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11329 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11330 (mips_isa_info): New variable.
11331 (mips_parse_cpu): Remove the first argument and leave the caller
11333 (TARGET_HANDLE_OPTION): Override default.
11334 (mips_handle_option): New function. Move option validation code from...
11335 (override_options): ...here. Update calls to mips_parse_cpu.
11336 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11337 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11338 (SUBTARGET_TARGET_OPTIONS): Delete.
11339 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11340 (mno-flush-func, mtune=): New options.
11342 2005-03-15 Roger Sayle <roger@eyesopen.com>
11343 Richard Henderson <rth@redhat.com>
11345 * real.c (c4x_single_format, c4x_extended_format): Provide values
11346 for signbit_ro for c4x's single and extended floating point formats.
11347 * optabs.c (expand_copysign): Use the floating point format's
11348 signbit_ro for expanding via expand_copysign_absneg, and it's
11349 signbit_rw field for expanding via expand_copysign_bit.
11351 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11353 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11354 known_alignment_for_access_p.
11355 (known_alignment_for_access_p): New.
11356 (do_peeling_for_alignment): Field made int instead of bool and renamed
11357 to peeling_for_alignment.
11358 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11359 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11360 functionality used to be in vect_analyze_operations.
11361 (vect_analyze_operations): Code to determine vectorization factor was
11362 moved to vect_determine_vectorization_factor.
11363 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11364 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11366 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11367 be part of vect_analyze_operations).
11368 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11369 creating the guard condition, as the number of iterations may be
11371 (slpeel_tree_peel_loop_to_edge): Use new name of
11372 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11373 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11374 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11375 (vect_do_peeling_for_alignment): Use fold.
11376 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11378 (vect_update_inits_of_dr): Renamed to
11379 vect_update_init_of_dr.
11380 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11381 (vectorizable_store): Fix assertion to use == instead of =.
11383 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11385 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11386 call_used_regs for wCG registers.
11388 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11390 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11391 for non-offsettable memory references to cope with outstanding reload
11392 replacements, take 2.
11394 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11397 * config/i386/i386.h (x86_fisttp): New.
11398 (TARGET_FISTTP): New macro.
11399 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11400 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11401 instruction when fisttp flag is set.
11402 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11404 * config/i386/i386.md (type attribute): Add fisttp.
11405 (unit attribute): Set to i387 for fisttp type.
11406 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11407 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11409 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11410 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11412 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11413 patterns for TARGET_FISTTP. Enable patterns for
11414 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11415 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11416 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11417 implement fisttp x87 insn.
11418 (fix_trunc*_i387_fisttp splitters): New patterns.
11419 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11420 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11421 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11423 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11424 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11425 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11426 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11427 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11428 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11429 Disable patterns for TARGET_FISTTP.
11430 (fix_trunc*_i387 splitters): Implement usign mode macros.
11431 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11432 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11433 (fix_trunx*_sse peephole2s): Implement using mode macros.
11435 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11437 PR rtl-optimization/20291
11438 * combine.c (try_combine): If splitting fails, re-try with
11439 original combined pattern, i.e. before clobber stripping.
11441 2005-03-14 Eric Christopher <echristo@redhat.com>
11443 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11444 STACK_GROWS_DOWNWARD.
11446 2005-03-14 Roger Sayle <roger@eyesopen.com>
11448 * real.h (struct real_format): Split the signbit field into two
11449 two fields, signbit_ro and signbit_rw.
11450 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11451 mips_double_format, ieee_extended_motorola_format,
11452 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11453 ieee_extended_intel_128_format, ibm_extended_format,
11454 mips_extended_format, ieee_quad_format, mips_quad_format,
11455 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11456 i370_double_format, c4x_single_format, c4x_extended_format,
11457 real_internal_format): Update initializers for new field.
11458 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
11459 real_format structure.
11460 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
11461 field of the real_format structure.
11463 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
11465 Fix PR tree-optimization/20458
11467 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
11468 DECL_EXTERNAL on STRUCT_FIELD tags.
11469 (clear_call_clobbered): Ditto.
11470 * tree-ssa-operands.c (note_addressable): Make sure the original
11471 variable doesn't slip into the addressable list if we have
11473 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
11476 2005-03-14 Geoffrey Keating <geoffk@apple.com>
11478 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
11479 (-fwide-exec-charset): Likewise.
11480 (-finput-charset): Likewise.
11481 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
11482 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
11483 * c.opt (Wnormalized): New.
11485 2005-03-14 Devang Patel <dpatel@apple.com>
11487 * doc/invoke.texi: Add reference to Visibility document.
11489 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11491 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
11492 MASK_SPLIT_ADDRESSES.
11493 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
11494 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
11495 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
11496 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
11497 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
11498 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11499 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
11500 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
11501 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
11502 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
11503 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
11504 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
11505 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
11506 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
11507 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
11508 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
11509 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
11510 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
11511 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
11512 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
11513 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
11514 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
11515 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
11516 (TARGET_EXPLICIT_RELOCS): Delete.
11517 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
11518 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
11519 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11520 (override_options): Set MASK_LONG64 if -mint64 is given and no
11521 -mlongXX option is. Complain about -mint64 -mlong32.
11522 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
11523 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
11524 * config/mips/mips.opt: New file.
11526 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11528 * config.gcc (extra_options): New variable for listing option files.
11529 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
11530 * configure.ac (extra_opt_files): New AC_SUBST variable.
11531 (tm_file_list, tm_include_list): Include options.h first.
11532 * configure: Regenerate.
11533 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
11534 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
11535 (s-options-h): New rule.
11536 (options.h): Depend on it.
11537 (TEXI_GCCINT_FILES): Add options.texi.
11538 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
11539 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
11540 * target.h (gcc_target): Add default_target_flags and handle_option.
11541 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
11542 (TARGET_HANDLE_OPTION): New macros.
11543 (TARGET_INITIALIZER): Include them.
11544 * opt-functions.awk (opt_args, nth_arg): New functions.
11545 (switch_flags): Handle the "Target" flag.
11546 (var_args): Delete.
11547 (var_name): Use opt_args and nth_arg.
11548 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
11549 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
11550 macros for the "Mask" and "InverseMask" options.
11551 * opts.h (cl_var_cond): New enum.
11552 (cl_option): Replace the "has_set_value" and "set_value" fields with
11553 "var_cond" and "var_value".
11554 (CL_TARGET): New macro.
11555 (option_enabled, print_filtered_help): Declare.
11556 (decode_options): Move definition.
11557 * opts.c (handle_option): Search for the original option before
11558 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
11559 var_cond and var_value fields. Use targetm.handle_option to handle
11561 (decode_options): Set target_flags to targetm.default_target_flags.
11562 (print_filtered_help): Make global. Handle CL_TARGET.
11563 (option_enabled): New function.
11564 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
11565 (display_target_options, set_target_switch, print_switch_values)
11566 (default_pch_valid_p): Guard uses of target_switches with
11567 #ifdef TARGET_SWITCHES. Also...
11568 (display_target_options): Display the CL_TARGET entries in cl_options.
11569 (set_target_option): Don't complain about the "" option when
11570 TARGET_SWITCHES is undefined.
11571 (print_switch_values): Use option_enabled.
11572 (default_pch_valid_p): Check cl_options[] when looking for something
11573 that has changed the value of target_flags.
11574 * c.opt: Remove documentation from top of file.
11575 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
11576 * doc/sourecebuild.texi: Refer to the new options documentation
11577 instead of c.opt. Document machine-specific .opt files.
11578 * doc/tm.texi (target_flags): Say that this variable is declared
11580 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
11581 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
11583 * doc/options.texi: New file.
11585 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11587 PR middle-end/18628
11588 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
11591 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11594 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
11595 temporary variable of pointer type if an lvalues is required.
11596 (gimplify_modify_expr_rhs): Request an rvalue from it.
11597 (gimplify_expr): Pass fallback on.
11599 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11601 * cfgbuild.c: Update comments.
11603 2005-03-14 Roger Sayle <roger@eyesopen.com>
11605 PR rtl-optimization/17236
11606 * optabs.c (expand_doubleword_mult): New helper function split out
11607 from expand_binop. Permute the order in which instructions are
11608 emitted to minimize the number of simultaneously live registers.
11609 (expand_binop): Call expand_doubleword_mult to synthesize a double
11610 word multiplication.
11612 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11614 * basic-block.h: Update the prototypes of cached_make_edge and
11616 * cfg.c (cached_make_edge): Take edge_cache representing one
11617 row of the adjacency matrix of edges.
11618 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11619 (make_edges): Initialize edge_cache to represent one row of
11620 the adjacency matrix of edges.
11622 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11624 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11626 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11627 Remove unused removed_phis variable.
11628 (conditional_replacement): Use build1/build2.
11629 (abs_replacement): Use last_and_only_stmt and build1/build2.
11631 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11633 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11634 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11635 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11636 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11637 * c-common.c (handle_novops_attribute): New function.
11638 (c_common_attribute_table): Add "no vops" entry.
11639 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11640 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11641 * tree-ssa-operands.c (get_call_expr_operands): Do not
11642 create virtual operands for calls with ECF_NOVOPS flag.
11643 * tree.h (DECL_IS_NOVOPS): New macro.
11644 (struct tree_decl): Add novops_flag.
11645 (ECF_NOVOPS): New constant.
11647 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11650 * config/i386/i386.c (x86_use_himode_fiop): New.
11651 (x86_use_simode_fiop): Rename from x86_use_fiop.
11652 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11653 (TARGET_USE_HIMODE_FIOP): New.
11654 (x86_use_simode_fiop): Rename from x86_use_fiop.
11655 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11657 * config/i386/i386.md (X87MODEI12): New mode macro define.
11658 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11659 to implement x87 FP compare with HImode input operands.
11660 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11661 Use X87MODEI12 mode macro to handle HImode input operands.
11662 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11663 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11664 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11665 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11666 macro to implement x87 operators with HImode input operands.
11667 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11670 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11672 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11674 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11675 constants invariant.
11677 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11679 * basic-block.h (BB_VISITED): Removed.
11680 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11682 2005-03-14 Falk Hueffner <falk@debian.org>
11685 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11687 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11689 * ggc-zone.c: Fix comment typos.
11691 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11692 stringpool.c, config/mips/mips-protos.h: Update copyright.
11694 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11696 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11697 throughout with its typedef, "rtx".
11698 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11699 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11700 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11701 regs in comment to match code.
11703 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11705 * except.c (check_handled): Make it static.
11706 * except.h: Remove the corresponding prototype.
11708 * function.c (get_func_frame_size): Make it static.
11709 * function.h: Remove the corresponding type.
11711 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11713 * hard-reg-set.h: Remove the corresponding declarations.
11715 * tree-cfg.c (verify_stmts): Check that
11716 bb_for_stmt (stmt) == bb for every PHI node and statement.
11718 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11720 * config.gcc: Remove excess indentation.
11721 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11723 2005-03-13 Roger Sayle <roger@eyesopen.com>
11725 PR middle-end/19331
11726 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11727 * fold-const.c (fold_sign_changed_comparison): Likewise.
11728 (fold_binary): Optimize comparisons against widened operands if
11729 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11731 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11733 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11734 (sparc_override_options): Initialize it.
11735 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11737 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11739 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11740 (reg_or_none500mem_operand): New predicate.
11741 (zero_reg_mem_operand): New predicate.
11742 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11743 to reg_or_none500mem_operand.
11744 (extendsfdf2_fpr): Add MEM alternative.
11745 (extenddftf2_internal): Change operand2 predicate to
11746 zero_reg_mem_operand.
11748 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11750 * ggc-zone.c: Rewritten.
11752 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11754 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11755 * config.in: Regenerated.
11756 * configure: Regenerated.
11757 * gengtype.c (write_types_process_field, write_func_for_structure):
11758 Pass new argument to gt_pch_note_object.
11759 * ggc-common.c (struct ptr_data): Add TYPE.
11760 (gt_pch_note_object): Take TYPE argument and save it.
11761 (call_count): Update call to ggc_pch_count_object.
11762 (call_alloc): Update call to ggc_pch_alloc_object.
11763 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11765 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11766 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11767 (ggc_alloc_zone_stat): Delete.
11768 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11769 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11770 (ggc_pch_alloc_object): Update prototypes.
11771 (garbage_zone): Delete.
11772 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11773 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11775 (tree_id_zone): New variable.
11776 (ggc_alloc_cleared_zone): Remove unused.
11777 (ggc_alloc_zone): Define.
11778 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11779 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11780 ggc_alloc_zone_stat.
11781 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11782 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11783 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11784 (make_node_stat): Likewise. Use tree_id_zone.
11786 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11787 Joseph S. Myers <joseph@codesourcery.com>
11789 * configure.ac: Check for MIPS TLS.
11790 * configure: Regenerated.
11791 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11792 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11793 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11794 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11795 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11796 (mips_classify_symbol, mips_symbolic_constant_p)
11797 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11798 (mips_tls_operand_p, mips_call_tls_get_addr)
11799 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11800 (mips_tls_symbol_ref_1): New functions.
11801 (mips_legitimize_address, mips_legitimize_const_move): Call
11802 mips_legitimize_tls_address.
11803 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11805 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11806 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11807 (mips_char_to_class): Document V1_REG.
11808 (HAVE_AS_TLS): Provide default.
11809 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11811 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11813 (tls_get_tp_<mode>): New instruction.
11815 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11817 * configure.ac: Update checks for target tools.
11818 * configure: Regenerated.
11820 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11822 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11824 2005-03-13 Roger Sayle <roger@eyesopen.com>
11826 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11827 more classes of DImode multiplication by constant. Allow both
11828 multiplication by small negative constants (by performing a
11829 multiplication by a positive constant and negating the result) and
11830 multiplications by large powers of two, by using a left shift.
11832 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11834 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11835 of basic blocks into work_stack.
11837 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11838 config/mips/vr.h: Update copyright.
11840 * c-decl.c (c_init_decl_processing): Remove useless calls to
11841 build_function_type.
11843 * builtins.c (fold_trunc_transparent_mathfn,
11844 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11845 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11846 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11847 fold_builtin_strcpy, fold_builtin_strncpy,
11848 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11851 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11854 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11855 variable determinant.
11857 * tree-cfg.c (group_case_labels): Remove local variable type.
11859 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11862 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11865 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11868 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11869 (*movmemqi_insn): Delete.
11870 (*movmemhi): Delete.
11872 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11874 * builtins.c (fold_builtin_classify): Take decomposed
11875 arguments of CALL_EXPR.
11876 (fold_builtin_1): Update a call to fold_builtin_classify.
11878 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11881 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11882 through into call to parser_xref_tag after parse error.
11883 (c_parser_struct_declaration): Consistently return NULL_TREE on
11886 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11888 * tree-flow-inline.h (ref_contains_array_ref): New function.
11889 (lookup_subvars_for_var): Ditto.
11890 (get_subvars_for_var): Ditto.
11891 (var_can_have_subvars): Ditto.
11893 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11894 (struct subvar): New type.
11896 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11898 * tree-optimize.c (init_tree_optimization_passes): Call
11899 pass_create_structure_vars.
11901 * tree-ssa-alias.c: Include vec.h.
11902 (init_alias_info): Don't auto-clear call clobbered on struct-field
11904 (compute_flow_insensitive_aliasing): Handle subvars.
11905 (group_aliases): Handle STRUCT_FIELD aliases.
11906 (setup_pointers_and_addressables): Ditto.
11907 Don't mark variables non-addressable if they still have
11908 addressable subvars.
11909 Also mark subvars addressable when the real variable is marked
11911 (add_pointed_to_var): Try to prune the pointed-to set by only
11912 pointing to subvars when possible.
11913 Otherwise, make sure we set addresses_needed and pt_vars to
11914 properly include subvars.
11915 (bitpos_of_field): New function.
11916 (push_fields_onto_fieldstack): Ditto.
11917 (get_or_create_used_part_for): Ditto.
11918 (create_overlap_variables_for): Ditto.
11919 (find_used_portions): Ditto.
11920 (create_structure_vars): Ditto.
11921 (pass_create_structure_vars): New structure.
11923 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
11924 (get_expr_operands): Handle subvars. Also try to turn
11925 COMPONENT_REF accesses into must-defs now that we can accurately
11927 (note_addressable): Try to only mark as addressable those subvars
11928 we know a COMPONENT_REF touches.
11929 (overlap_subvar): New function.
11931 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
11932 Handle subvar storing.
11933 (vect_address_analysis): Update caller of vect_object_analysis.
11935 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
11937 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
11938 (STMT_VINFO_SUBVARS): New macro.
11940 * common.opts: add flag_tree_salias.
11942 * opts.c (decode_options): flag_tree_salias defaults to on.
11944 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
11946 * doc/tree-ssa.texi: Document structural alias analysis.
11948 2005-03-12 Steven Bosscher <stevenb@suse.de>
11950 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
11951 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
11952 * tree-ssa-operands.c (get_expr_operands): Likewise.
11953 (get_expr_operands): Likewise for ERROR_MARK.
11955 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11957 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
11960 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
11963 * tree-ssa-pre.c (compute_avail): Remove local variable val.
11964 (mark_operand_necessary): Remove local variable ver.
11966 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
11967 variable prefix_len.
11969 * value-prof.c (mod_subtract_transform): Remove local variable
11972 * builtins.c (fold_builtin_exponent): Take decomposed
11973 arguments of CALL_EXPR.
11974 (fold_builtin_1): Update a call to fold_builtin_exponent.
11976 * builtins.c (fold_builtin_logarithm): Take decomposed
11977 arguments of CALL_EXPR.
11978 (fold_builtin_1): Update a call to fold_builtin_logarithm.
11980 * c-decl.c (c_init_decl_processing): Remove local variables
11981 ptr_ftype_void and ptr_ftype_ptr.
11983 * gimplify.c (gimplify_expr): Remove local variables r0 and
11986 * reg-stack.c (move_for_stack_reg): Remove local variable
11988 (compare_for_stack_reg): Remove local variable flags_user.
11989 (convert_regs_1): Remove local variable deleted.
11991 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
11993 (combine_blocks): Remove local variables exits and new_e.
11995 * tree-inline.c (expand_call_inline): Remove local variable
11998 * tree-ssa-live.c (create_ssa_var_map,
11999 calculate_live_on_entry): Remove local variable snn.
12001 2005-03-12 Geoffrey Keating <geoffk@apple.com>
12003 * c-lex.c (c_lex_with_flags): Add parameter to call to
12006 2005-03-11 Per Bothner <per@bothner.com>
12008 * c-tree.h (struct c_declarator): New id_loc field.
12009 * c-pragma.h (c_lex_with_flags): Take position reference.
12010 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12011 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12012 (c_lex): Pass dummy location to c_lex_with_flags.
12013 * c-parser.c (c_lex_one_token): Set c_token's location using
12014 c_lex_with_flags, instead of input_location, which might be "ahead".
12015 (c_parser_direct_declarator): Set declarator's id_loc from
12017 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12018 declarator's id_loc, rather than probably-imprecise input_location.
12019 (build_id_declarator): Initialize c_declarator's id_loc field.
12021 2005-03-11 Roger Sayle <roger@eyesopen.com>
12023 PR middle-end/20419
12024 * builtins.c (expand_builtin_signbit): Force the signbit's word
12025 into an integer register to avoid SUBREGs of floating point modes.
12027 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12029 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12030 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12031 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12032 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12034 2005-03-11 David Edelsohn <edelsohn@gnu.org>
12036 PR rtl-optimization/20306
12037 * expr.c (emit_move_complex): Set try_int false if mode is
12038 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
12039 emit_block_move if try_int is true.
12041 2005-03-11 Richard Henderson <rth@redhat.com>
12044 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12045 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12048 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12050 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12051 (TARGET_FIX_VR4130): New macro.
12052 (TARGET_OPTIONS): Add -mfix-vr4130.
12053 (ISA_HAS_MACCHI): New macro.
12054 (ASM_SPEC): Add -mfix-vr4130.
12055 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12056 (override_options): Handle mips_fix_vr4130_string.
12057 (mips_avoid_hazards): Clear all_noreorder_p
12058 if we're working around VR4130 errata and the macc alternatives
12060 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12061 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12062 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12063 (MULTILIB_DEFAULTS): Remove leading "march=".
12064 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
12065 if no architecture option is given.
12066 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12068 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12069 * doc/invoke.texi: Document -mfix-vr4130.
12071 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12073 * config/mips/mips.c (override_options): Only warn about -mint64
12074 deprecation if TARGET_INT64.
12076 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12078 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12079 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12080 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12081 are non-specific regarding the nonnull parameter positions.
12082 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12083 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12084 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12085 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12087 * builtins.def: Use the non-specific "nonnull" attibute lists.
12089 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12091 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12092 single_pred_edge, single_succ, single_pred): Improve comments.
12094 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12096 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12097 single_pred_edge, single_succ, single_pred): New inline functions.
12098 * bb-reorder.c (rotate_loop, find_traces_1_round,
12099 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12100 duplicate_computed_gotos): Use the single_succ/pred functions.
12101 * cfganal.c (forwarder_block_p): Ditto.
12102 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12103 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12104 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12105 merge_seq_blocks): Ditto.
12106 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12107 * cfglayout.c (fixup_reorder_chain): Ditto.
12108 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12109 canonicalize_loop_headers, verify_loop_structure): Ditto.
12110 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12111 mfb_update_loops, create_preheader, force_single_succ_latches,
12112 create_loop_notes): Ditto.
12113 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12114 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12115 commit_one_edge_insertion, purge_dead_edges,
12116 cfg_layout_can_merge_blocks_p): Ditto.
12117 * except.c (sjlj_emit_function_enter): Ditto.
12118 * flow.c (init_propagate_block_info): Ditto.
12119 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12120 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12121 insert_insn_end_bb): Ditto.
12122 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12123 find_if_case_2): Ditto.
12124 * lambda-code.c (perfect_nestify): Ditto.
12125 * lcm.c (optimize_mode_switching): Ditto.
12126 * loop-doloop.c (doloop_modify): Ditto.
12127 * loop-init.c (loop_optimizer_init): Ditto.
12128 * loop-iv.c (simplify_using_initial_values): Ditto.
12129 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12130 * loop-unswitch.c (unswitch_loop): Ditto.
12131 * modulo-sched.c (generate_prolog_epilog): Ditto.
12132 * predict.c (combine_predictions_for_insn, estimate_probability,
12133 tree_estimate_probability, last_basic_block_p,
12134 estimate_bb_frequencies): Ditto.
12135 * profile.c (branch_prob): Ditto.
12136 * regrename.c (copyprop_hardreg_forward): Ditto.
12137 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12138 * tracer.c (layout_superblocks): Ditto.
12139 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12140 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12141 cleanup_control_expr_graph, disband_implicit_edges,
12142 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12143 tree_verify_flow_info, tree_make_forwarder_block,
12144 tree_forwarder_block_p, remove_forwarder_block,
12145 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12146 * tree-if-conv.c (tree_if_conversion): Ditto.
12147 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12148 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12149 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12150 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12151 copy_loop_headers): Ditto.
12152 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12153 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12154 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12155 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12156 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12157 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12158 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12159 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12160 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12161 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12162 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12163 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12164 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12165 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12166 slpeel_add_loop_guard): Ditto.
12168 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12170 PR tree-optimization/15784
12171 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12174 * stmt.c (expand_case): Don't change index_type. Convert minval
12175 to the proper type.
12177 PR tree-optimization/20130
12178 * fold-const.c (fold): Fold x * -1 into -x.
12180 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12182 PR rtl-optimization/20331
12183 * rtlanal.c (modified_between_p): Check its address first for MEM.
12184 (modified_in_p): Likewise.
12186 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12188 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12190 2005-03-10 Steven Bosscher <stevenb@suse.de>
12192 * expr.c (expand_expr_real_1): If possible, use a conditional
12193 move for expanding MIN_EXPR and MAX_EXPR.
12194 Use temp for moving around rtx-en.
12196 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12199 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12202 2005-03-10 Roger Sayle <roger@eyesopen.com>
12204 * builtins.c (expand_builtin_signbit): Extend to handle floating
12205 point modes wider than the largest integer type, using the
12206 operand_subword_force function to obtain the signbit's word.
12208 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12211 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12212 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12214 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12216 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12218 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12220 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12222 (perform_edge_inserts): Unconditionally call
12223 free_dominator_info.
12225 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12227 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12229 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12231 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12233 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12235 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12237 (rtl_register_value_prof_hooks,
12238 tree_value_profile_transformations,
12239 tree_register_value_prof_hooks): Likewise.
12240 * var-tracking.c (stack_adjust_offset_pre_post,
12241 variable_htab_free, variable_union, dataflow_set_different_2,
12242 count_uses, variable_was_changed, set_frame_base_location,
12243 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12244 vt_add_function_parameters): Likewise.
12245 * varasm.c (named_section_real, named_section, make_decl_rtl,
12246 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12247 const_hash_1, compare_constant, copy_constant, force_const_mem,
12248 output_constant_pool_2, output_constant_pool_1, output_constant,
12249 output_constructor, make_decl_one_only, decl_tls_model,
12250 default_no_named_section, default_elf_select_section_1,
12251 default_unique_section_1): Likewise.
12252 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12253 * vmsdbgout.c (addr_const_to_string): Likewise.
12256 * function.c (struct assign_parm_data_one): Remove last_named
12258 (assign_parm_find_data_types): Don't determine last_named.
12259 Reorder named_parm determination.
12260 (assign_parms): Only setup varargs on the last non-varadic
12263 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12265 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12266 sda base address on medium model.
12268 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12270 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12271 * cfgloop.c (flow_loop_nodes_find): Export.
12272 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12274 * cfgloopmanip.c (fix_loop_structure): New function.
12275 * predict.c (predict_loops): Clean up the loops information.
12276 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12277 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12279 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12280 (rewrite_into_loop_closed_ssa): Declaration changed.
12281 * tree-loop-linear.c (linear_transform_loops): Add argument to
12282 rewrite_into_loop_closed_ssa call.
12283 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12284 * tree-ssa-loop-im.c (move_computations): Ditto.
12285 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12286 * tree-vectorizer.c (vectorize_loops): Ditto.
12287 * tree-optimize.c: Include cfgloop.h.
12288 (execute_todo): Choose whether to call cleanup_tree_cfg or
12289 cleanup_tree_cfg_loop.
12290 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12291 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12292 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12293 cleanup_tree_cfg_loop call.
12294 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12295 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12296 work on part of cfg.
12298 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12300 PR inline-asm/20314
12301 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12302 with multiple alternatives.
12304 * stmt.c (parse_output_constraint): Fix a typo.
12306 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12308 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12309 assembly directive instead of deprecated "no-generics".
12311 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12313 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12314 for non-offsettable memory references to cope with outstanding reload
12316 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12317 avoid losing outstanding address reloads.
12318 ("reload_outdi", "reload_outdf"): Likewise.
12320 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12322 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12323 code. Add more cbrt transformations.
12325 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12327 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12329 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12331 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12332 NULL_TREE when a given tree is not simplified.
12333 (fold): Return the original tree when any of the functions
12334 mentioned above NULL_TREE.
12336 * fold-const.c (fold_unary, fold_binary): Take decomposed
12337 arguments, code, type, op0, and op1 in case of fold_binary.
12338 (fold): Update calls to fold_unary and fold_binary.
12340 2005-03-09 Roger Sayle <roger@eyesopen.com>
12342 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12343 a fndecl and an arglist instead of a CALL_EXPR, exp.
12345 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12347 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12349 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12351 * expr.c (expand_assignment): Remove orig_to_rtx.
12353 * fold-const.c (int_const_binop): Remove no_overflow.
12355 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12357 * loop-iv.c (get_biv_step_1): Remove lhs.
12359 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12361 * real.c (real_nan): Remove neg.
12363 * function.c (thread_prologue_and_epilogue_insns): Remove i
12366 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12369 * tree-eh.c (tree_could_trap_p): Remove idx.
12371 * tree-into-ssa.c (ann): Remove ann.
12373 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12375 * tree-sra.c (decide_block_copy): Remove inst_count.
12377 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12379 * tree-ssa-loop-im.c (lhs): Remove.
12381 * cfgbuild.c (state, STATE, SET_STATE,
12382 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12384 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12385 (find_basic_blocks): Set the state of each basic block to
12388 2005-03-08 Jeff Law <law@redhat.com>
12390 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12391 goto results in the removal of edges in the CFG, then we need
12392 to recompute dominators.
12394 2005-03-09 Ben Elliston <bje@au.ibm.com>
12396 * c-common.c (c_do_switch_warnings): Comment fix.
12398 2005-03-08 Julian Brown <julian@codesourcery.com>
12400 * Patch from 2005-03-08 reverted for causing regressions and
12401 ppc-darwin bootstrap failure.
12403 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12405 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12406 Define the real function for ppc-darwin.
12407 * c-typeck.c (convert_arguments): Check for target-specific
12408 invalid argument call to unprototyped function.
12409 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12411 * target.h (invalid_arg_for_unprototyped_fn): New field
12413 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12414 default target hook.
12415 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12418 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12420 * c-typeck.c (constructor_stack, constructor_range_stack,
12421 initializer_stack): Make them static.
12423 * cfg.c (rbi_pool): Make it static.
12425 * gimple-low.c (lower_stmt_body): Make it static.
12426 * tree-flow.h: Remove the corresponding prototype. Don't
12427 declare lower_data.
12429 * sched-deps.c (cache_size): Make it static.
12431 * stor-layout.c (lang_adjust_rli): Make it static.
12433 2005-03-08 Julian Brown <julian@codesourcery.com>
12435 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12436 from being used for symbols with vague linkage when
12437 HAVE_GAS_COMDAT_GROUP is true.
12439 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12441 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12442 nlabel == JUMP_LABEL (jump).
12444 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12446 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12447 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12448 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12449 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12451 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12454 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12455 * c-common.c (handle_returns_twice): New function.
12456 (c_common_attribute_table): Declare eturns_twice' attribute.
12457 * doc/extend.texi: Document eturns_twice' attribute.
12458 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
12459 (struct tree_decl): Add returns_twice_flag.
12461 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12463 * tree-ssa-phiopt.c: Fix a comment typo.
12465 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
12466 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
12467 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
12470 2005-03-08 Richard Henderson <rth@redhat.com>
12472 * config/alpha/alpha.c (code_for_builtin): Replace special-case
12473 builtin codes with ctzdi2, clzdi2, popcountdi2.
12474 (struct alpha_builtin_def): Add is_const.
12475 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
12476 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
12477 (alpha_init_builtins): Init them. Set nothrow and const attributes
12479 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
12480 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
12481 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
12482 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
12483 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
12484 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
12485 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
12486 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
12487 (TARGET_FOLD_BUILTIN): New.
12488 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
12489 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
12491 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
12493 2005-03-08 Ira Rosen <irar@il.ibm.com>
12495 PR tree-optimization/20122
12496 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
12497 condition of access function instead of base.
12499 2005-03-07 Jeff Law <law@redhat.com>
12500 Steven Bosscher <stevenb@suse.de>
12502 * tree-cfg.c (find_taken_edge_computed_goto): New function.
12503 (find_taken_edge): Call find_taken_edge_computed_goto as
12504 appropriate. Allow any gimple invariant rather than just
12505 INTEGER_CST for VAL.
12506 (cleanup_control_flow): Cleanup a computed goto which has turned
12507 into a simple goto.
12508 (tree_merge_blocks): If block B has any forced labels, move
12509 them to the start of block A.
12510 * tree-ssa-dom.c (thread_across_edge): Allow threading across
12511 computed gotos as well.
12512 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
12513 removal of unnecessary computed gotos too.
12514 (lookup_redirection_data): Fix type of INSERT argument. Callers
12517 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12519 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
12520 Remove trailing spaces.
12522 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
12523 unshare_all_trees): Make them static.
12524 * tree-gimple.h: Remove the corresponding prototypes.
12526 * diagnostic.h: Remove unused prototype
12527 debug_output_buffer.
12528 * modulo-sched.c: Remove unused prototype
12529 set_row_column_for_ps.
12531 * tree-ssa-phiopt.c (tree_ssa_phiopt,
12532 replace_phi_edge_with_variable): Remove unused variable i.
12534 2005-03-07 Per Bothner <per@bothner.com>
12536 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
12538 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
12541 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
12542 bbs on the COND_EXPR instead of the PHI_NODEs.
12543 (candidate_bb_for_phi_optimization): Remove.
12544 (replace_phi_with_stmt): Rename to ...
12545 (replace_phi_edge_with_variable): this and change so that we
12546 replace the phi argument instead of removing the PHI.
12547 (conditional_replacement): Change so we deal with PHI with more
12548 than two arguments.
12549 (value_replacement): Likewise.
12550 (abs_replacement): Likewise.
12552 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
12554 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
12555 output_e500_flip_gt_bit.
12557 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
12559 (rs6000_generate_compare): Fix logic to look at the correct bits.
12560 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
12562 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
12563 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
12564 gen_move_from_CR_gt_bit.
12566 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
12567 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
12568 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
12570 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
12571 (E500_CR_IOR_COMPARE): New constant.
12573 2005-03-08 Earl Chew <earl_chew@agilent.com>
12574 David Billinghurst <David.Billinghurst@riotinto.com>
12576 * config/i386/host-cygwin.c: New file to support precompiled
12578 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
12579 * config.host: Use above files for cygwin host.
12581 2005-03-07 David Edelsohn <edelsohn@gnu.org>
12583 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
12584 ordering ops from earlier change.
12586 2005-03-07 Per Bothner <per@bothner.com>
12588 Various fixes to allow us to again build if --enable-mapped-location:
12589 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
12590 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
12591 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
12592 local variable loc. Change logic appropriately.
12593 * tree-vect-transform.c (vect_finish_stmt_generation): Use
12594 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
12595 * c-parser.c (c_parser_for_statement): Initialize loc variable.
12596 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
12597 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
12599 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
12601 PR rtl-optimization/19683
12602 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12603 number of bytes, to smallest_int_for_mode. Fix arguments to
12604 REG_CANNOT_CHANGE_MODE_P.
12606 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12608 * reorg.c (relax_delay_slots): Check that the jump is
12609 conditional before trying to invert it.
12611 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12613 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12616 * calls (stack_arg_under_construction): Make it static.
12618 * flow.c (regs_live_at_setjmp): Make it static.
12619 * flow.h: Remove the corresponding prototype.
12621 * reload1.c (reload_startobj, reload_firstobj,
12622 something_needs_operands_changed, reload_inherited,
12623 reload_inheritance_insn, reload_override_in,
12624 reload_spill_index): Make them static.
12626 * recog.c (verify_changes): Make it static.
12627 * recog.h: Remove the corresponding prototype.
12629 * cfgbuild.c (find_sub_basic_blocks): Remove.
12630 * basic-block.h: Remove the corresponding prototype.
12631 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12633 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12635 * tree-ssa-operands.c (check_build_stmt): Remove.
12637 * stor-layout.c (set_alignment): Remove.
12638 * tree.h: Remove the corresponding prototype.
12640 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12642 * tree-ssa-dce.c (control_dependence_map,
12643 visited_control_parents): Make them static.
12645 * cfghooks.c (verify_flow_info): Remove local variable
12648 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12651 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12653 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12655 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12657 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12659 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12660 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12661 PARALLEL for an empty structure.
12663 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12665 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12667 * fold-const.c (fold_binary): Unroll the very first "for"
12670 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12672 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12673 redundant match_code test.
12674 (scc_comparison_operator): Swap match_operand and match_code
12676 (branch_positive_comparison_operator): Same.
12677 (trap_comparison_operator): Use comparison_operator and swap with
12680 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12683 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12684 (out_movhi_r_mr): Read low byte of volatile MEM first.
12685 (out_movhi_mr_r): Write high byte of volatile MEM first.
12687 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12689 * cselib.c (reg_values, reg_values_size): Make them static.
12691 * cse.c (cse_reg_info_table): Make it static.
12693 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12695 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12697 * cse.c (find_best_addr): Use canon_for_address.
12699 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12701 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12702 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12703 SUBREG and MEM, respectively.
12705 * fold-const.c (fold_binary): Use code instead of t.
12707 * fold-const.c (optimize_minmax_comparison): Take decomposed
12708 arguments code, type, op0, and op1 instead of t.
12709 (fold_binary): Update a call to optimize_minmax_comparison.
12711 * fold-const.c (fold_range_test): Take decomposed arguments
12712 code, type, op0, and op1 instead of t.
12713 (fold_binary): Update a call to fold_range_test.
12715 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12716 decomposed arguments code, type, op0, and op1 instead of t.
12717 (fold_binary): Update a call to fold_range_test.
12719 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12721 * fold-const.c (fold_binary): Avoid directly using the original
12722 expression t as much as possible.
12724 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12726 * c-semantics.c (build_stmt): Use TYPE_P instead of
12727 IS_NON_TYPE_CODE_CLASS.
12728 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12729 (NON_TYPE_CHECK): Use TYPE_P instead of
12730 IS_NON_TYPE_CODE_CLASS.
12732 * fold-const.c (fold): Remove handling of binary expressions.
12734 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12736 * doc/c-tree.texi: Wrap comments in @r{}.
12737 * doc/cpp.texi: Likewise.
12738 * doc/cppinternals.texi: Likewise.
12739 * doc/extend.texi: Likewise.
12740 * doc/md.texi: Likewise.
12741 * doc/objc.texi: Likewise.
12742 * doc/sourcebuild.texi: Likewise.
12743 * doc/tm.texi: Likewise.
12744 * doc/tree-ssa.texi
12746 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12748 * predict.c (apply_return_prediction): Standardize PHI chain
12750 * tree-ssa.c (ssa_redirect_edge): Likewise.
12752 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12753 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12756 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12757 * tree-flow.h: Adjust the prototype for remove_phi_node.
12758 * lambda-code.c (perfect_nestify): Adjust a call to
12761 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12762 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12764 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12765 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12766 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12767 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12769 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12770 of GEN_INT (trunc_int_for_mode (...)).
12771 * loop-iv.c (iv_number_of_iterations): Likewise.
12772 * postreload.c (reload_cse_move2add): Likewise.
12773 * simplify-rtx.c (simplify_const_unary_operation,
12774 simplify_const_binary_operation): Likewise.
12775 * stor-layout.c (get_mode_bounds): Likewise.
12777 * fold-const.c (fold_binary): New.
12778 (fold): Call fold_binary on binary expressions.
12780 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12782 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12783 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12784 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12785 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12786 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12788 2005-03-04 Devang Patel <dpatel@apple.com>
12790 PR tree-optimization/18815
12791 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12792 loops with zero exit edges.
12794 2005-03-04 Devang Patel <dpatel@apple.com>
12796 * doc/invoke.texi: Remove reference to webpage that does not exist.
12798 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12799 Joseph S. Myers <joseph@codesourcery.com>
12802 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12803 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12804 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12805 * pa.c (get_plabel): Change argument to symbol_ref. Call
12806 maybe_get_identifier instead of get_identifier.
12807 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12808 (struct deferred_plabel): Replace name field with symbol field.
12809 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12810 ASM_OUTPUT_EXTERNAL_REAL is defined.
12811 (output_global_address): Use output_addr_const for output of all
12813 (output_deferred_plabels): Use symbol_ref instead of name for address
12815 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12816 ASM_OUTPUT_SYMBOL_REF): New macros.
12817 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12819 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12822 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12824 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12825 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12827 2005-03-04 Jeff Law <law@redhat.com>
12829 * basic-block.h (rediscover_loops_after_threading): Declare.
12830 * tree-ssa-dom.c: Include cfgloop.h.
12831 (tree_ssa_dominator_optimize): Discover loops and some basic
12832 properties. Remove forwarder blocks recreated by loop header
12833 canonicalization. Also mark backedges in the CFG.
12834 * tree-ssa-threadupdate.c: Include cfgloop.h
12835 (rediscover_loops_after_threading): Define.
12836 (struct local_info): New field, JUMP_THREADED.
12837 (prune_undesirable_thread_requests): New function.
12838 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12839 then record that fact for the callers of redirct_edges.
12840 (thread_block): If BB has incoming backedges, then call
12841 prune_undesirable_thraed_requests. Note when we are
12842 going to have to rediscover loop information. Return a
12843 boolean indicating if any jumps were threaded.
12844 (thread_through_all_blocks): Bubble up boolean indicating
12845 if any jumps were threaded.
12846 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12847 (tree-ssa-threadupdate.o): Similarly.
12849 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12851 * fold-const.c (fold_ternary): Unroll the "for" loop to
12854 2005-03-04 Andrew Haley <aph@redhat.com>
12856 * unwind-dw2-fde-glibc.c (struct
12857 unw_eh_callback_data.check_cache): New field.
12858 (frame_hdr_cache): New.
12859 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12860 Cache frame header info.
12862 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12864 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12865 (print_c_condition): Declare.
12866 * read-rtl.c (ptr_loc): New structure.
12867 (ptr_locs, ptr_loc_obstack, joined_conditions)
12868 (joined_conditions_obstack): New variables.
12869 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12870 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12871 (join_c_conditions, print_c_condition): New functions.
12872 (apply_macro_to_string): Associate the new string with the same
12873 source location as the old one.
12874 (add_condition_to_string): Use join_c_conditions.
12875 (read_string): Use set_rtx_ptr_loc to record a filename and line
12876 number for the string.
12877 (read_rtx): Initialize the new variables above.
12878 * genattrtab.c (write_test_expr, write_attr_value): Use
12880 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12881 comment above the GCC_VERSION check.
12882 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12883 Inline the definition of MAYBE_EVAL.
12884 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12885 * genoutput.c (process_template): Likewise.
12886 * genpreds.c (write_predicate_subfunction): Likewise.
12887 (write_predicate_expr): Use print_c_condition.
12888 * genrecog.c (write_cond): Likewise.
12889 * gensupport.c (process_rtx): Use join_c_conditions to join the
12890 conditions of a define_insn_and_split. Record a source location
12891 for the string after the "&&".
12892 (alter_test_for_insn): Use join_c_conditions.
12894 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12897 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12898 PR tree-optimization/15784
12899 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12902 2005-03-04 Ben Elliston <bje@au.ibm.com>
12904 * gcc.c (option_map): Add --coverage.
12905 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12906 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12907 * config/darwin.h: Pass -lgcov for `coverage'.
12908 * doc/invoke.texi (Debugging Options): Document --coverage.
12910 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12912 * gcse.c (bypass_block): Use find_edge wherever possible.
12914 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
12918 * c-opts.c (c_common_parse_file): Call start_source_file
12919 and end_source_file at the approriate times.
12921 * dwarf2out.c (dwarf2out_finish): Don't auto-end
12922 the main file, it will be done for us now.
12924 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12926 * fold-const.c (fold_ternary): New.
12927 (fold): Call fold_ternary on ternary expressions. Remove
12928 handling of ternary expressions.
12930 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12932 PR tree-optimization/15784
12933 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12936 2005-03-03 David Edelsohn <edelsohn@gnu.org>
12938 * config/rs6000/predicates.md (branch_comparison_operator):
12939 Convert from C block to conditional format.
12941 2005-03-03 Jan Hubicka <jh@suse.cz>
12943 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
12944 and non-constant public variables.
12946 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
12948 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
12951 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
12954 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
12955 calls to release_ssa_name and release_phi_node.
12957 * fold-const.c (fold): Remove handling of unary expressions.
12959 * fold-const.c (fold_unary): Avoid directly using the original
12960 expression t as much as possible.
12962 2005-03-03 Roger Sayle <roger@eyesopen.com>
12963 Andrew Pinski <pinskia@physics.uc.edu>
12965 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
12966 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
12968 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
12970 Describe special registers SRP and MOF as allocatable registers.
12971 * config/cris/cris.c (cris_md_asm_clobbers): New function.
12972 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
12973 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
12974 TARGET_HAS_MUL_INSNS.
12975 (cris_print_operand) <case 'd'>: New case.
12976 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
12977 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12979 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
12980 (REG_ALLOC_ORDER): Update for MOF.
12981 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
12983 (GENERAL_REGS): No longer a define of ALL_REGS.
12984 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
12985 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12986 Adjust accordingly.
12987 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
12988 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
12989 (SECONDARY_RELOAD_CLASS): Define.
12990 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
12991 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
12992 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
12993 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
12994 (REGISTER_MOVE_COST): Define.
12995 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
12996 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
12997 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
12998 (CRIS_MOF_REGNUM): New define_constants.
12999 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13001 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13003 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13004 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13005 Adjust for MOF being properly described as a register.
13006 (indir_to_reg_split): Name this split. Conditionalize on the
13007 destination register being a general register.
13008 (movei): Conditionalize on on operands 0 and 1 having the same
13011 2005-03-03 Alan Modra <amodra@bigpond.net.au>
13014 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13015 -mcpu to override any other explicitly given flags.
13017 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
13019 * recog.c (verify_changes, confirm_change_group): New functions,
13020 broken out of apply_change_group.
13021 (apply_change_group): Use them.
13022 * recog.h (verify_change, confirm_change_group): Declare.
13023 * rtl.h (redirect_jump_2): Declare.
13024 * jump.c (redirect_exp, invert_exp): Delete.
13025 (invert_exp_1): Take second parameter. Return value. Changed caller.
13026 (redirect_jump_2): New function, broken out of redirect_jump.
13027 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13028 (invert_jump): Use invert_jump_1 and redirect_jump_2.
13029 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13031 2005-03-02 Geoffrey Keating <geoffk@apple.com>
13033 * varasm.c (named_section): Use xstrdup rather than doing it by
13036 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13038 2005-03-02 Devang Patel <dpatel@apple.com>
13040 Undo PR tree-optimization/18815 fix.
13042 2005-03-02 Devang Patel <dpatel@apple.com>
13044 PR tree-optimization/18815
13045 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13046 loops with zero exit edges.
13048 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13050 * cfg.c (connect_src, connect_dest, disconnect_src,
13051 disconnct_dest): New.
13052 (unchecked_make_edge, remove_edge, redirect_edge_succ,
13053 redirect_edge_pred): Use the new functions.
13055 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13056 free_dominance_info only when needed.
13058 2005-03-02 David Edelsohn <edelsohn@gnu.org>
13061 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13062 (reg_or_sub_cint64_operand): Same.
13064 2005-03-02 Jeff Law <law@redhat.com>
13066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13067 CFG_ALTERED in the main DOM iteration loop.
13069 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13072 * varasm.c (initializer_constant_valid_p): Allow conversions
13073 between OFFSET_TYPEs. Tidy.
13075 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13077 * config/cris/cris.md ("return"): Remove epilogue delay list
13080 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13082 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13084 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13086 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13088 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13089 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13090 config/m68k/m68k.c, config/mips/mips.h,
13091 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13092 doc/include/gcc-common.texi: Update copyright.
13094 PR middle-end/18029 and PR middle-end/18030
13095 * expr.c (optimize_bitfield_assignment_op): Add a special case
13096 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13098 * fold-const.c (fold_unary): New.
13099 (fold): Call fold_unary on unary expressions.
13101 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13103 * cgraph.h (struct cgraph_edge): Add prev_caller and
13104 prev_callee fields.
13105 (cgraph_node_remove_callees): Export.
13106 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13108 (cgraph_edge_remove_callee): New function.
13109 (cgraph_edge_remove_caller): Likewise.
13110 (cgraph_remove_edge): Use.
13111 (cgraph_redirect_edge_callee): Likewise.
13112 (cgraph_node_remove_callees): New function.
13113 (cgraph_node_remove_callers): Likewise.
13114 (cgraph_remove_node): Use.
13115 * tree-optimize.c (tree_rest_of_compilation): Use
13116 cgraph_node_remove_callees instead of manual loop.
13117 * cgraphunit.c (cgraph_finalize_function): Likewise.
13118 (cgraph_expand_function): Likewise.
13119 (cgraph_remove_unreachable_nodes): Likewise.
13121 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13124 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13126 * c-decl.c (undeclared_variable): Take location as argument.
13127 * c-typeck.c (build_external_ref): Likewise.
13128 * c-parser.c (c_parser_postfix_expression): Pass location of
13129 identifier to build_external_ref.
13131 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13133 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13134 CCEQ mode for branch_positive_comparison_operator test.
13135 * config/rs6000/predicates (branch_comparison_operator): Revert to
13137 (scc_comparison_operator): Same.
13138 (branch_positive_comparison_operator): Same.
13140 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13142 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13143 (cris_delay_slots_for_epilogue): Remove.
13144 (save_last): Move into cris_target_asm_function_epilogue.
13145 (cris_target_asm_function_epilogue): Remove tests for file being
13147 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13148 (cris_delay_slots_for_epilogue): Remove prototypes.
13149 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13150 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13152 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13154 * config/rs6000/predicates.md (branch_comparison_operator): Change
13155 to define_special_predicate.
13156 (scc_comparison_operator): Same.
13157 (branch_positive_comparison_operator): Same.
13159 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13161 * Makefile.in (tree-ssa-sink.o): New.
13162 (OBJS-common): Add tree-ssa-sink.o.
13163 * common.opt: Add -ftree-sink
13164 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13165 * timevar.def (TV_TREE_SINK): new timevar.
13166 * tree-flow.h (is_hidden_global_store): Prototype.
13167 * tree-optimize.c (init_tree_optimization_passes): Add
13169 * tree-pass.h (pass_sink_code): New.
13170 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13171 for non-obvious global store store to is_hidden_global_store, and
13172 call that new function.
13173 * tree-ssa-sink.c: New file.
13174 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13175 * doc/passes.texi: Document forward store motion.
13176 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13177 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13178 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13179 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13181 2005-03-01 Per Bothner <per@bothner.com>
13183 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13184 and we have a non-zero column-number, add it to the message.
13185 Also factor out the diagnostic_kind_text.
13187 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13189 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13190 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13191 flow_loop_scan): Removed.
13192 (flow_loop_dump): Do not dump removed fields.
13193 (flow_loop_free): Do not free removed fields.
13194 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13195 (loop_exit_edge_p): New function.
13196 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13197 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13198 num_exits, exits_doms.
13199 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13200 LOOP_EDGES, LOOP_ALL): Removed.
13201 (flow_loop_scan): Declaration removed.
13202 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13203 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13205 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13206 (if_convert): Call flow_loops_find and flow_loops_free
13207 when calling mark_loop_exit_edges.
13208 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13209 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13210 free_dominance_info calls.
13211 * loop-init.c (flow_loops_find): Ditto.
13212 * passes.c (rest_of_handle_branch_prob): Ditto.
13213 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13214 * loop-unroll.c (analyze_insns_in_loop): Do not use
13216 * predict.c (predict_loops): Do not call flow_loop_scan.
13217 Use get_loop_exit_edges.
13218 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13219 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13220 Do not use EDGE_LOOP_EXIT.
13221 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13222 to bb_with_exit_edge_p.
13223 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13224 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13225 to bb_with_exit_edge_p.
13226 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13228 * tree-loop-linear.c (linear_transform_loops): Do not call
13229 flow_loop_scan. Use loop->single_exit.
13230 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13231 (vect_analyze_loop_form): Do not call flow_loop_scan.
13232 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13234 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13236 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13237 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13238 slpeel_tree_duplicate_loop_to_edge_cfg,
13239 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13240 Use loop_preheader_edge and loop->single_exit. Do not call
13243 2005-03-01 Nick Clifton <nickc@redhat.com>
13245 * config/arm/arm.c (thumb_find_work_register): Check all of the
13246 argument registers to see if they are free, and a couple of
13247 special cases where the last argument register but can be proved
13248 to be available during the function's prologue.
13249 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13250 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13251 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13253 (thumb_compute_save_reg_mask): Likewise. Also use
13254 thumb_find_work_register() to ensure that there is agreement about
13255 which work register is going to be used in the prologue.
13256 (thumb_output_function_prologue): Use unsigned long as the type
13257 for the register bit-mask. Also delay pushing the link register if
13258 other high registers are going to be pushed.
13259 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13260 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13261 redundant prototypes.
13263 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13266 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13267 and after reload in REG+REG indexed addresses without REG_POINTER
13268 set in the base and not set in the index.
13270 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13272 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13273 Don't undefine here.
13274 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13275 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13276 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13277 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13278 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13280 * config.gcc (sh*-*-linux*): Use config/linux.h.
13282 2005-02-28 Dale Johannesen <dalej@apple.com>
13283 Stan Shebs <shebs@apple.com>
13285 Rewrite of 64-bit Darwin structure-by-value pass/return.
13286 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13287 intoffset, use_stack, named.
13288 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13289 (rs6000_darwin64_record_arg_advance_flush): New.
13290 (rs6000_darwin64_record_arg_advance_recurse): New.
13291 (rs6000_darwin64_record_arg_flush): New.
13292 (rs6000_darwin64_record_arg_recurse): New.
13293 (rs6000_darwin64_record_arg): New.
13294 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13295 (function_arg_boundary): Handle 128-bit aligned structs.
13296 (function_arg_advance): Rewrite darwin64 struct handling.
13297 (function_arg): Call rs6000_darwin64_record_arg.
13298 (function_arg_partial_nregs): Handle darwin64 structs.
13299 (rs6000_darwin64_function_value): Remove.
13300 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13302 2005-02-28 Roger Sayle <roger@eyesopen.com>
13304 PR tree-optimization/20216
13305 * tree-chrec.c (tree_fold_factorial): Delete.
13306 (tree_fold_binomial): Change argument list to take a return type
13307 and change the type of K to unsigned int. Rewrite to avoid explicit
13308 evaluation of factorials, and (recursively) calling fold to perform
13309 compile-time arithmetic. Return NULL on (internal) overflow.
13310 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13311 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13312 if any intermediate calculation overflows.
13313 (chrec_apply): Update call to chrec_evaluate.
13315 2005-02-28 James E Wilson <wilson@specifixinc.com>
13317 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13319 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13322 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13323 instead of NULL_TREE on error.
13325 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13327 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13328 (EASY_VECTOR_15_ADD_SELF): Remove.
13329 (num_insns_constant_wide): Not static.
13330 (validate_condition_mode): Not static.
13331 (toc_relative_expr_p): Not static.
13332 (legitimate_indirect_address_p): Not static.
13333 (macho_lo_sum_memory_operand): Not static.
13334 (invalid_e500_subreg): Not static.
13335 (easy_vector_same): Not static.
13336 (easy_vector_splat_const): Not static.
13337 (RS6000_SYMBOL_REF_TLS_P): Remove.
13338 (any_operand): Delete.
13339 (any_parallel_operand): Delete.
13340 (count_register_operand): Delete.
13341 (altivec_register_operand): Delete.
13342 (xer_operand): Delete.
13343 (s8bit_cint_operand): Delete.
13344 (short_cint_operand): Delete.
13345 (u_short_cint_operand): Delete.
13346 (non_short_cint_operand): Delete.
13347 (exact_log2_cint_operand): Delete.
13348 (gpc_reg_operand): Delete.
13349 (cc_reg_operand): Delete.
13350 (cc_reg_not_cr0_operand): Delete.
13351 (reg_or_short_operand): Delete.
13352 (reg_or_neg_short_operand): Delete.
13353 (reg_or_aligned_short_operand): Delete.
13354 (reg_or_u_short_operand): Delete.
13355 (reg_or_cint_operand): Delete.
13356 (reg_or_arith_cint_operand): Delete.
13357 (reg_or_add_cint64_operand): Delete.
13358 (reg_or_sub_cint64_operand): Delete.
13359 (reg_or_logical_cint_operand): Delete.
13360 (got_operand): Delete.
13361 (got_no_const_operand): Delete.
13362 (easy_fp_constant): Delete.
13363 (easy_vector_constant): Delete.
13364 (easy_vector_constant_add_self): Delete.
13365 (zero_constant): Delete.
13366 (zero_fp_constant): Delete.
13367 (volatile_mem_operand): Delete.
13368 (offsettable_mem_operand): Delete.
13369 (mem_or_easy_const_operand): Delete.
13370 (add_operand): Delete.
13371 (non_add_cint_operand): Delete.
13372 (logical_operand): Delete.
13373 (non_logical_cint_operand): Delete.
13374 (mask_operand): Delete.
13375 (mask_operand_wrap): Delete.
13376 (mask64_operand): Delete.
13377 (mask64_2_operand): Delete.
13378 (and64_operand): Delete.
13379 (and64_2_operand): Delete.
13380 (and_operand): Delete.
13381 (reg_or_mem_operand): Delete.
13382 (lwa_operand): Delete.
13383 (symbol_ref_operand): Delete.
13384 (call_operand): Delete.
13385 (current_file_function_operand): Delete.
13386 (input_operand): Delete.
13387 (rs6000_nonimmediate_operand): Delete.
13388 (rs6000_tls_symbol_ref): Delete.
13389 (save_world_operation): Delete.
13390 (restore_world_operation): Delete.
13391 (load_multiple_operation): Delete.
13392 (store_multiple_operation): Delete.
13393 (vrsave_operation): Delete.
13394 (mfcr_operation): Delete.
13395 (mtcrf_operation): Delete.
13396 (lmw_operation): Delete.
13397 (stmw_operation): Delete.
13398 (branch_comparison_operator): Delete.
13399 (branch_positive_comparison_operator): Delete.
13400 (scc_comparison_operator): Delete.
13401 (trap_comparison_operator): Delete.
13402 (boolean_operator): Delete.
13403 (boolean_or_operator): Delete.
13404 (min_max_operator): Delete.
13405 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13406 (EASY_VECTOR_15): Moved to here.
13407 (EASY_VECTOR_15_ADD_SELF): Move to here.
13408 (PREDICATE_CODES): Delete.
13409 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13410 Declare functions no longer static.
13411 * config/rs6000/predicates.md: New.
13412 * config/rs6000/rs6000.md: Include predicates.md
13414 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13416 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13417 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13419 * cfgrtl.c (need_fake_edge_p): Likewise.
13420 * combine.c (distribute_notes): Likewise.
13421 * emit-rtl.c (try_split): Likewise.
13422 * recog.c (peephole2_opimize): Likewise.
13423 * reg-notes.def (ALWAYS_RETURN): Remove.
13424 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13425 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13426 * tree.h (ECF_ALWAYS_RETURN): Remove.
13428 2005-02-28 Roger Sayle <roger@eyesopen.com>
13430 PR middle-end/19874
13431 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13432 between different machine modes is never a "useless" conversion.
13434 2005-02-28 Geert Bosch <bosch@gnat.com>
13437 * doc/contrib.texi: List contributors for Ada front end
13439 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13441 * simplify-rtx.c (simplify_unary_operation_1,
13442 simplify_const_unary_operation): New, extracted from...
13443 (simplify_unary_operation): ... this one.
13444 (simplify_binary_operation_1,
13445 simplify_const_binary_operation): New, extracted from...
13446 (simplify_binary_operation): ... this one.
13447 * rtl.h (simplify_const_unary_operation,
13448 simplify_const_binary_operation): Add prototypes.
13450 2005-02-28 Julian Brown <julian@codesourcery.com>
13452 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13453 building libjava and caused PR regression/20228.
13455 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13458 * Makefile.in (host_subdir): New.
13459 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
13460 * configure: Regenerate.
13462 2005-02-27 Zack Weinberg <zack@codesourcery.com>
13464 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
13465 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
13466 installation directory first.
13468 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
13471 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
13472 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
13473 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
13474 * config/cris/cris.md: Tweak comments referring to Q.
13475 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
13476 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
13477 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
13478 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
13479 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
13480 Insert spaces in constraints to align alternatives vertically for
13482 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
13485 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13487 PR rtl-optimization/17728
13488 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
13489 operand 0 from general_operand to move_dest_operand.
13491 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13493 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
13494 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
13495 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
13496 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
13498 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
13500 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
13501 * configure: Regenerate.
13502 * libada-mk.in: Remove CC; rename
13503 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
13505 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
13508 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
13509 for the lhs, also walk over the tree. Likewise for rhs.
13511 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
13513 * tree-ssa-dom.c (simple_iv_increment_p): New function.
13514 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
13515 Do not propagate value of iv before increment over the increment.
13517 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
13519 * c-parser.c: New file.
13520 * c-parse.in: Remove.
13521 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
13523 (c-parser.o): Add dependencies.
13524 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
13525 maintainer-clean, TAGS): Update.
13526 * c-config-lang.in (gtfiles): Update.
13527 * gengtype-lex.l: Don't handle "@@".
13528 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
13529 objc_build_synchronized, objc_begin_try_stmt,
13530 objc_begin_catch_clause, objc_finish_catch_clause,
13531 objc_build_finally_clause, objc_finish_try_stmt): New.
13532 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
13534 (c_parse_init): Update comment.
13535 * c-decl.c (c_init_decl_processing): Update comment.
13536 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13537 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
13538 new c_declspecs members.
13540 2005-02-25 Julian Brown <julian@codesourcery.com>
13542 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13543 from being used for symbols with vague linkage when
13544 HAVE_GAS_COMDAT_GROUP is true.
13546 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13548 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
13550 2005-02-25 Steve Ellcey <sje@cup.hp.com>
13553 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
13554 (LIBGCC2_HAS_DF_MODE): New.
13555 (LIBGCC2_HAS_XF_MODE): New.
13556 (LIBGCC2_HAS_TF_MODE): New.
13557 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13558 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13559 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13560 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13561 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
13562 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
13563 and add _fixtfdi, _fixunstfdi, _floatditf
13564 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
13565 L_fixunstfdi, L_floatditf.
13566 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
13567 (LIBGCC2_HAS_TF_MODE): Define.
13569 2005-02-25 Diego Novillo <dnovillo@redhat.com>
13571 PR tree-optimization/20204
13572 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
13573 REWRITE_THIS_STMT markers on PHI nodes.
13574 (rewrite_initialize_block): Likewise.
13576 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13578 * version.c (version_string): Update to 4.1.
13580 2005-02-25 Paolo Carlini <pcarlini@suse.de>
13582 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
13583 Clarify that the alternative way doesn't work in GNU C++.
13585 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13587 PR tree-optimization/19937
13588 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
13589 to the type of the induction variable.
13591 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
13593 PR rtl-optimization/20117
13594 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
13595 the block including noncopyable insn.
13597 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13599 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
13600 calls to find_reg_note.
13602 2005-02-24 Richard Henderson <rth@redhat.com>
13605 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13608 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13610 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13611 vector types if to use base reg for misaligned non-word ld/std.
13613 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13616 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13617 dwarf2 label manually and put it after, not before the prologue.
13619 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13622 * reload.c (operands_match_p): Only increment register number for
13623 SCALAR_INT_MODE_P modes in multiple hard registers.
13625 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13628 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13630 * ChangeLog.5: Fix log message typo(s).
13631 * ChangeLog.7: Likewise.
13632 * ChangeLog.tree-ssa: Likewise.
13633 * cfgexpand.c: Fix comment typo(s).
13634 * conflict.c: Likewise.
13635 * defaults.h: Likewise.
13636 * dwarf2out.c: Likewise.
13637 * gcse.c: Likewise.
13638 * ggc-page.c: Likewise.
13639 * tree-eh.c: Likewise.
13640 * tree-ssa-dom.c: Likewise.
13642 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13645 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13646 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13647 if SHARED is defined.
13650 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13651 allow splitting only if operands 0 and 3 don't overlap.
13653 2005-02-24 Richard Henderson <rth@redhat.com>
13655 PR middle-end/19953
13656 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13657 (fold_builtin_1): Call them.
13658 * fold-const.c (fold_complex_mult_parts): Split out from ...
13659 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13660 (fold_complex_div_parts, fold_complex_div): New.
13662 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13664 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13666 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13667 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13669 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13670 (print_node): Likewise.
13671 Print TYPE_SIZES_GIMPLIFIED.
13673 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13675 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13676 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13677 operands as commutative in constraints.
13679 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13681 * tree-into-ssa.c: Re-organize internal functions.
13683 2005-02-24 Richard Henderson <rth@redhat.com>
13685 PR middle-end/18902
13686 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13688 * common.opt (fcx-limited-range): New.
13689 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13690 * toplev.c (flag_complex_method): Initialize to 1.
13691 (process_options): Set flag_complex_method to 0 if
13692 flag_cx_limited_range.
13693 * doc/invoke.texi (-fcx-limited-range): New.
13695 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13697 * cse.c (delete_trivially_dead_insns): Speed up by using
13698 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13701 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13703 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13704 functions when -mid-shared-library is being used.
13706 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13708 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13709 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13710 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13711 * system.h: Poison LINK_LIBGCC_SPECIAL.
13713 2005-02-23 James E Wilson <wilson@specifixinc.com>
13715 * gengtype.c (note_insn_name): Make 1 element larger.
13717 2005-02-23 Roger Sayle <roger@eyesopen.com>
13720 PR rtl-optimization/20097
13721 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13722 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13724 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13726 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13727 * t-aix52 (SHLIB_INSTALL): Same.
13729 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13731 * genpreds.c: Update copyright.
13733 2005-02-23 Michael Beach <michaelb@ieee.org>
13736 * config/sparc/t-elf (startup files): Assemble with CPP.
13738 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13740 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13741 (write_predicate_expr): Likewise.
13743 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13745 PR tree-optimization/20100
13746 PR tree-optimization/20115
13747 * tree-optimize.c (init_tree_optimization_passes): Remove
13748 pass_maybe_create_global_var.
13749 * tree-pass.h (pass_maybe_create_global_var): Remove.
13750 * tree-ssa-alias.c (aliases_computed_p): Declare.
13751 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13752 (count_calls_and_maybe_create_global_var): Remove.
13753 (pass_maybe_create_global_var): Remove.
13754 (init_alias_info): Do not declare aliases_computed_p.
13755 (maybe_create_global_var): If the function contains no
13756 call-clobbered variables and a mix of pure/const and regular
13757 function calls, create .GLOBAL_VAR.
13758 Mark all call-clobbered variables for renaming.
13759 (merge_pointed_to_info): Update comment.
13760 (add_pointed_to_var): Likewise.
13761 (is_escape_site): Likewise.
13762 Accept struct alias_info * instead of size_t *.
13764 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13766 * tree-ssa-operands.c (get_call_expr_operands): If
13767 ALIASES_COMPUTED_P is false, do not add call-clobbering
13769 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13770 (delete_tree_ssa): Likewise.
13772 2005-02-22 James E Wilson <wilson@specifixinc.com>
13774 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13775 (do_compile): Do call it here.
13777 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13779 PR rtl-optimization/20017.
13780 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13781 rest_of_handle_cse2, rest_of_handle_gcse): Call
13782 delete_dead_jumptables immediately before calling cleanup_cfg.
13784 2005-02-22 Devang Patel <dpatel@apple.com>
13787 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13790 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13792 * config/rs6000/aix.h (WINT_TYPE): Define.
13794 2005-02-22 Stan Shebs <shebs@apple.com>
13796 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13797 natural alignment for 64-bit Darwin.
13798 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13800 * doc/invoke.texi: Document this.
13802 2005-02-22 DJ Delorie <dj@redhat.com>
13804 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13805 to make_[un]signed_type, not the mode itself.
13807 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13809 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13810 not available. Use tail calls wherever possible.
13811 (make_edge): Call unchecked_make_edge to create an edge.
13813 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13814 (coalesce_ssa_name): Don't check for
13815 SSANORM_USE_COALESCE_LIST.
13816 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13818 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13820 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13821 (rewrite_into_ssa): ... here.
13823 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13825 PR tree-optimization/19786
13826 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13827 tag to another's may-alias bitmap when adding to the other's list.
13829 2005-02-21 DJ Delorie <dj@redhat.com>
13831 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13832 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13833 registers in unsupported ways.
13834 * expmed.c (init_expmed): Likewise.
13836 2005-02-21 Stan Cox <scox@redhat.com>
13838 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13840 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13842 * tree-cfg.c (fold_cond_expr_cond): New.
13843 (make_edges): Call fold_cond_expr_cond.
13844 (find_taken_edge): Accept nothing but INTEGER_CST.
13845 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13847 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13849 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13850 that do not belong to any basic block.
13852 2005-02-21 Jeff Law <law@redhat.com>
13854 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13857 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13859 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13860 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13861 Adjust their definitions.
13862 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13863 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13865 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13866 genautomata.c, langhooks.c, langhooks.h, system.h,
13867 config/arm/lib1funcs.asm: Update copyright.
13869 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13871 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13873 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13876 * doc/install.texi: Document --with-gc.
13878 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13880 * simplify-rtx.c (simplify_unary_operation): Add a missing
13883 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13885 PR tree-optimization/18663
13886 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13887 if the type has variable bounds.
13889 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13891 * gcse.c: Remove an obsolete comment.
13893 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13895 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13897 * doc/extend.texi (Function Attributes) <Attribute const>: The
13898 attribute "pure" is below this text, not above.
13900 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13902 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13903 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13904 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13906 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13909 * langhooks.h (struct lang_hooks): Add to_target_charset.
13910 * langhooks.c (lhd_to_target_charset): New function.
13911 * langhooks-def.h: Declare lhd_to_target_charset.
13912 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
13913 (LANG_HOOKS_INITIALIZER): Update.
13914 * c-common.c (c_common_to_target_charset): New function.
13915 * c-common.h: Declare it.
13916 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
13917 c_common_to_target_charset.
13919 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
13920 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
13921 Delete definitions.
13922 * system.h: Poison them.
13923 * doc/tm.texi: Don't discuss them.
13924 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
13925 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
13926 (pp_c_char): Do not attempt to generate letter escapes for
13928 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
13929 * config/mips/mips.c (mips_output_ascii): Likewise.
13931 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
13933 PR tree-optimization/19951
13934 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
13937 2005-02-19 Steven Bosscher <stevenb@suse.de>
13939 PR middle-end/19698
13940 * function.h (struct function): New field `max_loop_depth'.
13941 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
13942 (flow_loops_find): Reset the max loop depth count before finding loops.
13943 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
13944 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
13945 (calculate_global_regs_live): Make sure the loop will terminate
13946 when the initial sets are not empty.
13948 2005-02-19 Zack Weinberg <zack@codesourcery.com>
13950 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
13952 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
13954 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
13957 * doc/invoke.texi: Remove documentation of %M spec.
13959 (init_spec): Remove %M suffix from -lgcc_s.
13960 (do_spec_1): Remove 'M' case.
13961 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
13962 to put shared libraries in the multilib directory. Remove the
13963 shlib_so_soname substitution variable. Don't add a multilib encoding
13964 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
13965 reported by -print-multi-os-directory. Pass @multilib_dir@ to
13966 SHLIB_INSTALL as well as SHLIB_LINK.
13967 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
13968 (SHLIB_NAME): Delete.
13969 (SHLIB_DIR): New macro.
13970 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
13971 (SHLIB_INSTALL): Adjust accordingly.
13972 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
13973 * config/t-slibgcc-sld: Likewise.
13974 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
13975 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
13976 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
13978 (SHLIBUNWIND_INSTALL): Adjust accordingly.
13979 * config/i386/t-nwld (SHLIB_SONAME): Delete.
13980 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
13981 Use @shlib_base_name@ instead of @shlib_so_name@.
13982 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
13983 and @shlib_base_name@.so in @multilib_dir@.
13984 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
13985 to the install path.
13986 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
13987 (SHLIB_LINK): Remove previous workaround.
13988 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
13989 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
13990 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
13992 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
13993 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
13994 (SHLIB_INSTALL): Adjust accordingly.
13995 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
13996 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
13997 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
13998 config/t-slibgcc-elf-ver.
14000 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
14001 Jakub Jelinek <jakub@redhat.com>
14003 PR tree-optimization/19828
14004 * tree-ssa-loop-im.c: Add a TODO comment.
14005 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14006 without side-effects.
14008 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14010 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14013 2005-02-18 James E. Wilson <wilson@specifixinc.com>
14015 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14016 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14017 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14019 (ia64_reorg): Delete fixup_errata call.
14020 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14021 (TARGET_SWITCHES): Delete -mb-step entry.
14023 2005-02-19 Jakub Jelinek <jakub@redhat.com>
14026 * c-typeck.c (composite_type): Handle quals in transparent unions.
14027 (type_lists_compatible_p): Likewise.
14029 2005-02-18 Stan Shebs <shebs@apple.com>
14031 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14032 expressions in the .literal8 section.
14034 2005-02-18 Geoffrey Keating <geoffk@apple.com>
14036 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14038 2005-02-18 Roger Sayle <roger@eyesopen.com>
14040 * fold-const.c (constant_boolean_node): Always create values of the
14041 specified type, don't bother calling truthvalue_conversion.
14043 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14045 * except.c (output_function_exception_table): Call
14046 assemble_external_libcall (eh_personality_libfunc).
14048 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14051 * config/ia64/ia64.h (struct machine_function): Add state_num.
14052 * config/ia64/ia64.c (process_epilogue,
14053 process_for_unwind_directive): Use new unwind state numbers each
14054 time rather than state 1.
14056 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14059 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14060 before the "*llgt_didi" pattern.
14062 2005-02-18 Jason Merrill <jason@redhat.com>
14064 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14066 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14068 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14069 (div0): Use it in place of ARM_FUNC_ALIAS.
14070 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14072 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14074 PR middle-end/20030
14075 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14076 access, the lower bound of the array type if it exists.
14078 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14081 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14082 cases that are out-of-range for the index type.
14084 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14086 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14087 (estimate_case_costs): Don't call convert.
14088 * expmed.c (expand_shift): Likewise.
14089 (make_tree): Call fold_convert instead of convert.
14091 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14094 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14095 that ref to be marked MEM_READONLY_P doesn't have base that needs
14098 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14100 * genautomata.c (output_get_cpu_unit_code_func,
14101 output_cpu_unit_reservation_p): Don't generate old-style function
14104 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14107 PR tree-optimization/20009
14108 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14110 PR tree-optimization/18947
14111 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14112 inline, remove all nodes that are inlined into the extern inline
14115 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14117 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14118 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14119 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14120 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14123 2005-02-17 Roger Sayle <roger@eyesopen.com>
14125 PR tree-optimization/19917
14126 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14127 to be potentially trapping.
14129 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14131 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14133 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14135 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14136 tem becomes a local variable which is set to the value of the
14137 back end defined INITIAL_FRAME_ADDRESS macro.
14138 (expand_builtin_frame_address): Omit the base parameter to
14139 expand_builtin_return_addr.
14140 (expand_builtin_profile_func): Likewise.
14141 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14142 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14143 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14145 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14147 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14148 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14149 * config/frv/frv.c (frv_function_epilogue): Likewise.
14151 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14153 * lambda-code (perfect_nestify): Remove mark/unmark
14154 for rewriting hack.
14155 * tree-loop-linear.c (linear_transform_loops): Add
14156 rewrite_into_ssa call so that ssa is correct for
14157 rewriting into loop closed.
14159 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14161 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14162 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14164 * bt-load.c (btr_def_live_range, combine_btr_defs,
14165 migrate_btr_def, migrate_btr_defs): Likewise.
14166 * cfgcleanup.c (thread_jump): Likewise.
14167 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14168 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14169 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14170 df_rd_local_compute, df_reg_info_compute): Likewise.
14171 * dominance.c (init_dom_info, free_dom_info): Likewise.
14172 * flow.c (init_propagate_block_info,
14173 free_propagate_block_info): Likewise.
14174 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14175 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14176 modify_reg_pav): Likewise.
14177 * loop-invariant.c (find_defs, find_invariant_insn,
14178 find_invariants, free_inv_motion_data): Likewise.
14179 * predict.c (tree_predict_by_opcode,
14180 estimate_bb_frequencies): Likewise.
14181 * stmt.c (expand_case): Likewise.
14182 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14183 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14184 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14185 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14186 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14187 rewrite_ssa_into_ssa): Likewise.
14188 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14189 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14190 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14191 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14192 * tree-sra.c (tree_sra): Likewise.
14193 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14194 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14195 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14197 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14198 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14200 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14201 calculate_live_on_entry, calculate_live_on_exit,
14202 build_tree_conflict_graph): Likewise.
14203 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14204 record_important_candidates, set_use_iv_cost, find_depends,
14205 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14206 tree_ssa_iv_optimize_finalize): Likewise.
14207 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14208 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14209 tree_duplicate_loop_to_header_edge): Likewise.
14210 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14211 * tree-ssa.c (verify_flow_insensitive_alias_info,
14212 verify_name_tags, verify_ssa, init_tree_ssa,
14213 delete_tree_ssa): Likewise.
14214 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14215 fini_ssanames): Likewise.
14216 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14218 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14220 * config/rs6000/t-rtems: Completely reworked.
14222 2005-02-17 Ira Rosen <irar@il.ibm.com>
14224 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14226 2005-02-17 Ira Rosen <irar@il.ibm.com>
14228 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14229 POINTER_TYPE_P when checking that type is a pointer.
14230 (vect_get_memtag): Remove.
14231 (vect_address_analysis): Use POINTER_TYPE_P. Call
14232 vect_object_analysis with dummy parameter for memtag.
14233 (vect_object_analysis): Extract memtag (functionality that
14234 used to be in vect_get_memtag and moved here). Fix printings.
14235 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14236 with correct parameters. Remove call to vect_get_memtag.
14238 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14240 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14241 (tree-vectorizer.o): Added missing dependencies.
14243 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14245 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14246 declaration in tree-vectorizer.c, now has an extern declaration in
14247 tree-vectorizer.h).
14248 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14249 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14250 get_vectype_for_scalar_type, vect_is_simple_use,
14251 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14252 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14253 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14254 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14255 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14256 find_loop_location): Likewise.
14258 * tree-vectorizer.c (langhooks.h): #include removed.
14259 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14260 moved to tree-vectorized.h.
14261 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14262 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14263 get_vectype_for_scalar_type, vect_is_simple_use,
14264 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14265 vect_supportable_dr_alignment, new_loop_vec_info,
14266 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14267 vect_set_verbosity_level, find_loop_location): Likewise.
14269 (vect_analyze_loop): Function externalized. Declaration moved to
14270 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14271 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14272 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14273 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14274 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14275 vect_enhance_data_refs_alignment, vect_analyze_operations,
14276 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14277 vect_stmt_relevant_p, vect_get_loop_niters,
14278 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14279 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14280 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14281 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14282 vect_get_memtag): Likewise.
14284 (vectorizable_load): Function externalized. Declaration moved to
14285 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14286 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14287 vect_transform_loop): Likewise.
14288 (vect_transform_stmt): Moved to tree-vect-transform.c.
14289 (vect_align_data_ref, vect_create_destination_var,
14290 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14291 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14292 vect_get_vec_def_for_operand, vect_init_vector,
14293 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14294 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14295 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14296 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14297 vect_do_peeling_for_loop_bound): Likewise.
14299 * tree-vect-analyze.c: New file.
14300 * tree-vect-transform.c: New file.
14302 2005-02-17 Jason Merrill <jason@redhat.com>
14304 PR mudflap/19319, c++/19317
14305 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14308 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14310 * doc/install.texi (Specific): Update link for Darwin-specific
14313 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14315 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14316 constant_boolean_node.
14318 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14321 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14322 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14324 2005-02-16 Richard Henderson <rth@redhat.com>
14327 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14329 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14330 replace uses with Wtype_MAXp1_F.
14331 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14332 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14333 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14334 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14335 and HAVE_TFMODE as appropriate.
14336 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14337 (__floatdisf): Likewise.
14338 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14339 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14340 (Wtype_MAXp1_F): New.
14341 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14342 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14344 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14347 * arm.c (arm_apply_result_size): New function.
14348 * arm.h (APPLY_RESULT_SIZE): Define.
14349 * arm-protos.h (arm_apply_result_size): Add prototype.
14350 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14351 (movxf): New expand.
14352 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14353 (call_value_symbol): Remove predicate for operand 0.
14354 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14355 (untyped_call): Rework to correclty return values for any type.
14356 (untyped_return): New expand.
14357 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14359 2005-02-16 Stan Shebs <shebs@apple.com>
14361 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14362 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14364 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14366 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14367 configure settings on Solaris 7 and later.
14369 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14371 PR tree-optimization/19865
14372 * tree-optimize.c (init_tree_optimization_passes): Run
14373 pass_may_alias after pass_sra.
14375 2005-02-16 Richard Henderson <rth@redhat.com>
14376 Stuart Hastings <stuart@apple.com>
14379 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14380 Do nothing if debug info suppressed for this function.
14381 (dbxout_begin_function): Early exit if debug info suppressed for
14384 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14387 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14389 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14391 PR tree-optimization/19967
14392 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14393 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14394 argument TYPE. Adjust calls to fold_builtin_XXX.
14395 (expand_builtin, fold_builtin_1): Adjust calls to
14396 expand_builtin_XXX.
14397 (fold_builtin_strchr, fold_builtin_strpbrk,
14398 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14399 result to a requested type TYPE.
14401 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14403 PR middle-end/19857
14404 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14405 (T)x & (T)cst if (T)cst overflows.
14406 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14407 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14409 2005-02-15 Jeff Law <law@redhat.com>
14411 * gcse.c (blocks_with_calls): New bitmap.
14412 (alloc_gcse_mem): Allocate it.
14413 (free_gcse_mem): Free it.
14414 (clear_modifY_mem_tables): Clear it.
14415 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14416 when we encounter CALL_INSNs.
14417 (compute_transp, case MEM): Handle blocks with calls separate
14418 from blocks without calls. Use bitmap iterators rather than
14421 2005-02-15 Peter O'Gorman <peter@pogma.com>
14424 * mklibgcc.in (vis_hide): Use a temporary object file, not
14427 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14430 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14431 access optimization.
14433 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14434 Alan Modra <amodra@bigpond.net.au>
14437 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14438 (_xlqsub): Rename to __gcc_qsub.
14439 (_xlqmul): Rename to __gcc_qmul.
14440 (_xlqdiv): Rename to __gcc_qdiv.
14441 Provide versioned symbol aliases with old names.
14442 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14443 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14444 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14445 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14446 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14448 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14450 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14451 Fold ~(A - 1) and ~(A + -1) to -A.
14453 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14457 * config/host-linux.c (linux_gt_pch_use_address): Copy from
14458 config/pa/pa-host.c:pa_gt_pch_use_address.
14460 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
14462 * tree-vn.c (get_value_handle): Make sure that given an
14463 is_gimple_min_invariant expression, we always return it.
14465 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14467 * passes.c (rest_of_handle_gcse): Fix a comment.
14469 2005-02-15 Jeff Law <law@redhat.com>
14471 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
14473 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
14474 (canon_list_insert, record_last_mem_set_info): Similarly.
14475 (clear_modify_mem_tables): Similarly.
14477 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14479 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
14480 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
14481 config/mips/mips.md, config/rs6000/aix.h,
14482 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
14484 2005-02-15 Richard Henderson <rth@redhat.com>
14486 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
14487 call to be best_edge.
14489 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14491 * basic-block.h: Adjust the prototype for find_basic_blocks.
14492 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
14493 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
14496 * flow.c (recompute_reg_usage): Remove all arguments.
14497 * passes.c (rest_of_compilation): Adjust the call to
14498 recompute_reg_usage.
14499 * rtl.h: Adjust the prototype for recompute_reg_usage.
14501 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
14503 * tree-dump.c (dump_files): Update to reflect new member
14505 (dump_register): Add new argument.
14507 (dump_switch_p_1): Check against glob name if doglob was passed.
14508 (dump_switch_p): Check against regular first, then glob if
14509 we didn't have any hits on the dump name.
14510 * tree-optimize.c (register_one_dump_file):
14511 Pass in glob name as well.
14512 * tree-pass.h (struct dump_file_info): Add glob
14515 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
14517 PR preprocessor/16323
14518 * doc/invoke.texi: Document that -Wendif-labels is on by default.
14520 2005-02-14 David Edelsohn <edelsohn@gnu.org>
14523 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
14524 (trunctfdf2_internal1): New.
14525 (trunctfdf2_internal2): Renamed from trunctfdf2.
14527 2005-02-14 Diego Novillo <dnovillo@redhat.com>
14529 PR tree-optimization/19853
14530 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
14532 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14534 * passes.c (rest_of_handle_loop_optimize): Remove calls to
14535 delete_dead_jumptables and cleanup_cfg.
14537 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
14539 * reload.c (find_reloads): Swap address_reloaded flags when
14540 swapping commutative operands.
14542 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
14544 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
14545 Use standard_iv_increment_position for computing the bsi position
14547 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
14550 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
14553 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
14554 life range of hard registers.
14555 * value-prof.c (insn_prefetch_values_to_profile): Only
14558 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
14559 profile in libcalls.
14561 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
14563 * bitmap.h (bitmap_and_compl_into): Return bool.
14564 * bitmap.c (bitmap_and_compl_into): Return changed flag.
14566 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14568 PR tree-optimization/19944
14569 * fold-const.c (fold): Re-add ABS_EXPR folding.
14571 2005-02-13 David Edelsohn <edelsohn@gnu.org>
14574 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
14575 {TARGET,MASK}_XL_COMPAT.
14576 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
14578 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
14579 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
14581 (rs6000_arg_partial_bytes): Same.
14582 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
14583 and XL compatibility enabled.
14584 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
14585 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
14586 test to final condition.
14587 (cmptf_internal2): New.
14588 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
14589 xl-compat. Add TFmode information to description.
14591 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
14593 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
14595 2005-02-13 Jason Merrill <jason@redhat.com>
14598 * fold-const.c (fold_indirect_ref_1): Split out from...
14599 (build_fold_indirect_ref): Here.
14600 (fold_indirect_ref): New fn.
14601 * tree.h: Declare it.
14602 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14603 (gimplify_modify_expr_rhs): Likewise.
14604 (gimplify_expr): Likewise.
14606 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14608 PR tree-optimization/14303
14609 PR tree-optimization/15784
14610 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14611 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14612 ABS_EXPR<x> != 0 to x != 0.
14614 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14616 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14617 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14618 spelling conventions.
14620 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14621 delete_trivially_dead_insns too many times.
14623 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14626 2005-02-12 Ira Rosen <irar@il.ibm.com>
14628 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14629 (vect_is_simple_iv_evolution): Remove redundant parameter
14631 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14632 without last parameter.
14633 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14634 Return pointer step. Call vect_is_simple_iv_evolution without
14635 last parameter. Check only that the step is multiple of size
14636 type. Remove stmt_vinfo updates.
14637 (vect_get_memtag_and_dr): Remove.
14638 (vect_get_memtag): New function.
14639 (vect_address_analysis): New function.
14640 (vect_object_analysis): New function.
14641 (vect_analyze_data_refs): Call vect_object_analysis and
14642 vect_get_memtag. Update stmt_vinfo fields.
14644 2005-02-12 Ira Rosen <irar@il.ibm.com>
14646 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14647 exist and are objects. Remove checks for pointer.
14648 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14649 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14650 (vect_create_data_ref_ptr): Likewise.
14651 (vect_base_addr_differ_p): New function.
14652 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14653 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14654 Don't set the DR_BASE_NAME field of data-ref.
14655 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14657 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14659 * optabs.h (enum optab_index): Add new OTI_ldexp.
14660 (ldexp_optab): Define corresponding macro.
14661 * optabs.c (init_optabs): Initialize ldexp_optab.
14662 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14664 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14666 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14667 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14669 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14670 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14673 2005-02-12 Ira Rosen <irar@il.ibm.com>
14675 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14677 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14679 (vect_get_base_and_offset): Always return an address.
14680 (vect_create_addr_base_for_vector_ref): Remove treatment for
14681 different data reference types.
14682 (vect_compute_data_ref_alignment): Rename base to base_address in
14683 stmt_vec_info. Get the object in order to force its alignment.
14684 (vect_get_memtag_and_dr): Rename base to base_address in
14685 stmt_vec_info. Extract the object for memtag analysis.
14687 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14689 PR regression/19898.
14690 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14691 changes cc_status, use apply modified_in_p to part of cc_status
14692 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14695 2005-02-11 Richard Henderson <rth@redhat.com>
14697 * tree-complex.c (expand_complex_libcall): New.
14698 (expand_complex_multiplication): Use it for c99 compliance.
14699 (expand_complex_division): Likewise.
14700 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14702 * builtins.c (built_in_names): Remove const.
14703 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14705 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14706 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14707 (built_in_names): Remove const.
14708 * c-common.c (c_common_type_for_mode): Handle complex modes.
14709 * flags.h, toplev.c (flag_complex_method): Rename from
14710 flag_complex_divide_method.
14711 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14712 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14713 * libgcc2.h: Declare them.
14714 * libgcc-std.ver: Export them.
14715 * mklibgcc.in (lib2funcs): Build them.
14717 2005-02-11 Steven Bosscher <stevenb@suse.de>
14719 PR tree-optimization/19876
14720 Partially revert my change from 2005-01-14
14721 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14722 (compute_antic): ...and remove the loop here.
14724 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14726 PR middle-end/19858
14727 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14728 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14730 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14731 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14733 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14735 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14736 offsets for the big-endian 32-bit case.
14738 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14740 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14742 2005-02-11 Dale Johannesen <dalej@apple.com>
14744 * cselib.c (cselib_process_insn): Clear out regs where
14745 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14746 * reload.c (find_equiv_reg): Ditto.
14748 2005-02-11 Ian Lance Taylor <ian@airs.com>
14750 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14753 * tree.c (build_function_type_list): Work correctly if there are
14756 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14758 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14759 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14760 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14761 TARGET_ZARCH instead of TARGET_64BIT.
14763 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14765 * config/rs6000/t-rtems:
14766 (MULTILIB_OPTIONS): Remove mcpu=602.
14767 (MUTLILIB_DIRNAMES): Remove m602.
14768 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14769 Let mcpu=602 match mcpu=603.
14770 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14772 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14774 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14775 signal trampolines.
14777 2005-02-10 David Daney <ddaney@avtrex.com>
14779 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14780 * config/i386/linux-unwind.h: Likewise.
14781 * config/ia64/linux-unwind.h: Likewise.
14782 * config/mips/linux-unwind.h: Likewise.
14783 * config/pa/linux-unwind.h: Likewise.
14784 * config/rs6000/linux-unwind.h: Likewise.
14785 * config/s390/linux-unwind.h: Likewise.
14786 * config/sh/linux-unwind.h: Likewise.
14787 * config/sparc/linux-unwind.h: Likewise.
14789 2005-02-10 Steven Bosscher <stevenb@suse.de>
14791 PR tree-optimization/17549
14792 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14793 TER to replace a DEF with its expression if the DEF and the
14794 rhs of the expression we replace into have the same root
14797 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14799 * config/mips/mips.md: Fix the placement of the match_scratch in the
14802 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14804 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14807 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14809 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14810 (strip_offset): Handle addresses.
14811 (add_address_candidates): Use strip_offset.
14812 (difference_cost): Reflect strip_offset change.
14813 (force_var_cost, difference_cost): Strip nops.
14815 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14817 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14819 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14820 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14821 config/cris/cris-protos.h, config/cris/cris.c: Update
14824 2005-02-10 Jeff Law <law@redhat.com>
14826 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14827 (lookup_avail_expr): Similarly.
14829 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14831 * builtins.c (fold_builtin_powi): New function.
14832 (fold_builtin_1): Call it.
14834 2005-02-10 Steven Bosscher <stevenb@suse.de>
14836 PR documentation/19309
14837 * doc/cpp.texi: The __GNUC__ and related predefined macros
14838 are also defined for the "standalone" cpp.
14839 Some non-GCC compilers may also define __GNUC__.
14841 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14844 * c-typeck.c (common_type): New routine. Old common_type renamed
14846 (c_common_type): ...this.
14847 (build_conditional_expr, build_binary_op): Use c_common_type instead
14850 2005-02-10 Steven Bosscher <stevenb@suse.de>
14852 * doc/md.texi: Replace @samp{length} with @code{length}.
14854 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14856 PR tree-optimization/18687
14857 * tree-flow.h (find_loop_niter): Declare.
14858 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14859 Try using scev even for loops with more than one exit.
14860 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14861 (struct ivopts_data): Added niters field.
14862 (struct nfe_cache_elt): New.
14863 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14865 (tree_ssa_iv_optimize_init): Initialize niters cache.
14866 (determine_number_of_iterations): Removed.
14867 (find_induction_variables): Do not call determine_number_of_iterations.
14868 Access niters for single exit through niter_for_single_dom_exit.
14869 (add_iv_outer_candidates): Access niters for single exit through
14870 niter_for_single_dom_exit.
14871 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14872 number_of_iterations_cond.
14873 (iv_period): New function.
14874 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14875 (may_replace_final_value): Take data argument. Use
14876 niter_for_single_dom_exit.
14877 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14878 (rewrite_use_compare): Pass data to may_eliminate_iv.
14879 (rewrite_use_outer): Pass data to may_replace_final_value.
14880 (free_loop_data): Clean up the niters cache.
14881 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14882 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14883 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14884 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14885 (num_ending_zeros): Moved to tree.c.
14886 * tree.h (num_ending_zeros): Declare.
14887 * tree.c (num_ending_zeros): Moved from tree.c.
14889 2005-02-09 Richard Henderson <rth@redhat.com>
14891 * builtins.c (DEF_BUILTIN): Add COND argument.
14892 * tree.h (DEF_BUILTIN): Likewise.
14893 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14894 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14896 (DEF_BUILTIN_STUB): New.
14897 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14898 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14899 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14900 * c-common.c (DEF_BUILTIN): Add COND argument.
14901 * tree.c (local_define_builtin): New.
14902 (build_common_builtin_nodes): New.
14904 2005-02-09 Roger Sayle <roger@eyesopen.com>
14906 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14907 floating point expression ignoring the sign of the result.
14908 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14909 (fold) <MULT_EXPR>: Use it to simplify x*x.
14910 * tree.h (fold_strip_sign_ops): Prototype here.
14911 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14912 argument. Use fold_strip_sign_ops to simplify the first argument.
14913 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
14914 first argument when the second argument is an even integer
14915 constant, but only with -funsafe_math_optimizations.
14916 (fold_builtin_1): Update call to fold_builtin_copysign.
14918 2005-02-09 Ian Lance Taylor <ian@airs.com>
14920 PR middle-end/19583
14921 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
14922 just check whether EH_FILTER_FAILURE falls through.
14924 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
14926 * gcc/haifa-sched.c (schedule_block): Make queued sched group
14927 insns return to ready list in the next turn.
14929 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14931 PR middle-end/19402
14932 * builtins.def: New __builtin_powi[lf].
14933 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
14934 (expand_builtin_powi): New function.
14935 (expand_builtin): Dispatch to expand_builtin_powi.
14936 * libgcc2.h: Add prototypes for __builtin_powi[lf].
14937 * libgcc2.c: Add __builtin_powi[lf] implementation.
14938 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
14939 * optabs.h: Add powi_optab.
14940 * optabs.c (init_optabs): Initialize powi_optab.
14941 * doc/extend.texi: Document __builtin_powi[lf].
14943 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
14945 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
14948 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14950 PR middle-end/19854
14951 * fold-const.c (try_move_mult_to_index): Remove redundant
14952 type argument. Create ADDR_EXPR with correct type.
14953 (fold): Update callers of try_move_mult_to_index. Convert
14954 result to the appropriate type.
14956 2005-02-09 Roger Sayle <roger@eyesopen.com>
14959 * config/avr/avr.c (default_rtx_costs): Delete.
14960 (avr_operand_rtx_cost): New function.
14961 (avr_rtx_costs): Completely rewrite.
14963 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
14966 * config/cris/cris.c (in_code): New variable.
14967 (cris_output_addr_const): Now a static function, a wrapper for
14969 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
14970 case from old cris_output_addr_const.
14971 (cris_asm_output_label_ref): Similar for LABEL_REF.
14972 (cris_output_addr_const_extra): Similar for UNSPEC.
14973 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
14974 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
14975 * config/cris/cris-protos.h (cris_output_addr_const): Remove
14977 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
14978 (cris_asm_output_label_ref): Declare.
14980 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
14982 PR preprocessor/19801
14983 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
14984 filenames that changed when libcpp was moved to the toplevel.
14986 2005-02-07 Roger Sayle <roger@eyesopen.com>
14988 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14989 zero extensions of BImode operands. Call lowpart_subreg instead
14990 of gen_lowpart_common and gen_lowpart_SUBREG.
14992 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
14995 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
14996 * configure.ac: Set cc_for_cross_gnattools.
14997 * configure: Regenerate.
14999 2005-02-08 Alan Modra <amodra@bigpond.net.au>
15002 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15004 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15007 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15008 of nested functions.
15010 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
15012 * doc/extend.texi: Document deprecated extensions allowing
15013 static floating-point members to have initializers and allowing
15014 floating-point literals in integral constant expressions.
15016 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
15018 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15019 config/darwin7.h, config/mips/mips.c,
15020 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15023 * cse.c: Update comments.
15025 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
15027 PR middle-end/19775
15028 * builtins.c (fold_builtin_sqrt): Transform
15029 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15032 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
15033 Dorit Naishlos <dorit@il.ibm.com>
15035 * doc/invoke.texi (ftree-vectorizer-verbose): New.
15036 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15037 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15039 * tree.h (vect_set_verbosity_level): New extern function declaration
15041 * tree-vectorizer.h (verbosity_levels): New enum type.
15042 * tree-vectorizer.c (vect_debug_stats): Function removed.
15043 (vect_debug_details): Likewise.
15044 (vect_verbosity_level): Global variable was defined and initialized.
15045 (vect_dump): Global variable definition.
15046 (vect_print_dump_info): New function.
15047 (vect_set_dump_settings): New function.
15048 (vect_set_verbosity_level): New function.
15049 (vectorize_loops): Add call to vect_set_dump_settings.
15051 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15052 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15053 (slpeel_tree_peel_loop_to_edge): Likewise.
15055 (vect_analyze_offset_expr): Call to vect_print_dump_info with
15056 appropriate verbosity level instead of call to vect_debug_details
15057 or vect_debug_stats.
15058 (vect_get_base_and_offset):
15059 (vect_create_addr_base_for_vector_ref):
15060 (get_vectype_for_scalar_type):
15061 (vect_create_data_ref_ptr):
15062 (vect_init_vector):
15063 (vect_get_vec_def_for_operand):
15064 (vect_finish_stmt_generation):
15065 (vectorizable_assignment):
15066 (vectorizable_operation):
15067 (vectorizable_store):
15068 (vectorizable_load):
15069 (vect_transform_stmt):
15070 (vect_update_ivs_after_vectorizer):
15071 (vect_do_peeling_for_loop_bound):
15072 (vect_update_inits_of_drs):
15073 (vect_do_peeling_for_alignment):
15074 (vect_transform_loop):
15075 (vect_is_simple_use):
15076 (vect_analyze_operations):
15077 (vect_is_simple_iv_evolution):
15078 (vect_analyze_scalar_cycles):
15079 (vect_analyze_data_ref_dependence):
15080 (vect_analyze_data_ref_dependences):
15081 (vect_compute_data_ref_alignment):
15082 (vect_enhance_data_refs_alignment):
15083 (vect_analyze_data_refs_alignment):
15084 (vect_analyze_data_ref_access):
15085 (vect_analyze_data_ref_accesses):
15086 (vect_analyze_pointer_ref_access):
15087 (vect_get_memtag_and_dr):
15088 (vect_analyze_data_refs):
15089 (vect_mark_relevant):
15090 (vect_stmt_relevant_p):
15091 (vect_mark_stmts_to_be_vectorized):
15092 (vect_can_advance_ivs_p):
15093 (vect_get_loop_niters):
15094 (vect_analyze_loop_form):
15095 (vect_analyze_loop):
15096 (vectorize_loops): Likewise.
15098 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15099 (vect_update_inits_of_drs):
15100 (vect_do_peeling_for_alignment):
15101 (vect_transform_loop):
15102 (vect_analyze_operations):
15103 (vect_analyze_scalar_cycles):
15104 (vect_analyze_data_ref_dependences):
15105 (vect_analyze_data_refs_alignment):
15106 (vect_analyze_data_ref_accesses):
15107 (vect_analyze_data_refs):
15108 (vect_mark_stmts_to_be_vectorized):
15109 (vect_get_loop_niters):
15110 (vect_analyze_loop_form):
15111 (vect_analyze_loop): Likewise.
15112 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15114 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15118 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15119 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15120 either -ffast-math or -funsafe-math-optimizations is in use.
15122 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15123 * config/mips/irix-csr.c: New file.
15124 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15125 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15126 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15129 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15131 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15132 redundant, incorrect definitions.
15134 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15136 ("*tls_indirect_call"): New, reference hard regs directly.
15137 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15139 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15141 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15142 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15144 2005-02-06 Roger Sayle <roger@eyesopen.com>
15146 PR rtl-optimization/19800
15147 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15148 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15151 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15153 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15155 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15158 * doc/invoke.texi: Correct documentation of -freorder-functions.
15160 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15163 * doc/invoke.texi: Don't mention gccbug.
15165 2005-02-06 Roger Sayle <roger@eyesopen.com>
15166 Andrew Pinski <pinskia@physics.uc.edu>
15167 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15169 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15170 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15171 into just (zero_extract:SI FOO (const_int 1) BAR).
15173 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15175 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15176 macro locally. Don't give last revision date. Use GCC version
15177 number from gcc-common.texi.
15178 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15179 revision date. Use GCC version number from gcc-common.texi.
15180 Describe being a library as current state rather than as 3.x
15182 * doc/gcc.texi: Remove last update date.
15183 * doc/gccint.texi: Likewise. Update copyright dates.
15184 * doc/install.texi: Update copyright dates.
15186 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15189 * doc/invoke.texi: Mention for each option included in -Wall that
15190 it is included in -Wall.
15191 * doc/gcc.texi: Update copyright and last modification date.
15193 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15195 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15196 unnecessary cast to original induction variable increments.
15198 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15200 PR tree-optimization/18219
15201 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15202 in distributed form.
15204 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15206 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15207 Set bitpos and offset later in the function. Do nothing if the
15208 target is a register and if the bitfield lies completely outside
15210 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15211 here. Return an uninitialised register if the source value is stored
15212 in a register and the bitfield lies completely outside that register.
15214 2005-02-06 Steven Bosscher <stevenb@suse.de>
15216 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15219 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15221 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15223 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15225 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15226 * config/darwin8.h: New.
15227 * config/darwin7.h: Update comment.
15229 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15230 Dorit Naishlos <dorit@il.ibm.com>
15232 * tree-vectorizer.h (LOC): New type.
15233 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15234 (loop_line_number): New field in struct _loop_vec_info.
15235 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15237 * tree-vectorizer.c (input.h): Included.
15238 (find_loop_location): New function.
15239 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15240 loop line number removed.
15241 (vect_debug_details): Likewise.
15242 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15244 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15245 call to vect_debug_details/stats changed from loop to loop_loc.
15246 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15247 (slpeel_tree_peel_loop_to_edge): Likewise.
15249 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15250 changed from NULL to UNKNOWN_LOC.
15251 (vect_get_base_and_offset):
15252 (vect_create_addr_base_for_vector_ref):
15253 (get_vectype_for_scalar_type):
15254 (vect_create_data_ref_ptr):
15255 (vect_init_vector):
15256 (vect_get_vec_def_for_operand):
15257 (vect_finish_stmt_generation):
15258 (vectorizable_assignment):
15259 (vectorizable_operation):
15260 (vectorizable_store):
15261 (vectorizable_load):
15262 (vect_transform_stmt):
15263 (vect_update_ivs_after_vectorizer):
15264 (vect_do_peeling_for_loop_bound):
15265 (vect_do_peeling_for_alignment):
15266 (vect_transform_loop):
15267 (vect_is_simple_use):
15268 (vect_analyze_operations):
15269 (vect_is_simple_iv_evolution):
15270 (vect_analyze_scalar_cycles):
15271 (vect_analyze_data_ref_dependences):
15272 (vect_compute_data_ref_alignment):
15273 (vect_enhance_data_refs_alignment):
15274 (vect_analyze_data_ref_access):
15275 (vect_analyze_data_ref_accesses):
15276 (vect_analyze_pointer_ref_access):
15277 (vect_get_memtag_and_dr):
15278 (vect_analyze_data_refs):
15279 (vect_mark_relevant):
15280 (vect_stmt_relevant_p):
15281 (vect_mark_stmts_to_be_vectorized):
15282 (vect_can_advance_ivs_p):
15283 (vect_get_loop_niters):
15284 (vect_analyze_loop):
15285 (vectorize_loops): Likewise.
15287 (vectorizable_load): Argument in call to vect_debug_details/stats
15288 changed from loop to LOOP_LOC (loop_vinfo).
15289 (vect_transform_loop):
15290 (vect_analyze_operations):
15291 (vect_analyze_scalar_cycles):
15292 (vect_analyze_data_ref_dependence):
15293 (vect_enhance_data_refs_alignment):
15294 (vect_analyze_data_ref_accesses):
15295 (vect_analyze_pointer_ref_access):
15296 (vect_analyze_data_refs):
15297 (vect_analyze_loop): Likewise.
15299 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15300 changed from loop to loop_loc.
15302 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15304 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15305 Dorit Naishlos <dorit@il.ibm.com>
15307 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15309 (vect_analyze_data_ref_dependences): Likewise.
15311 (vect_is_simple_use): Argument changed from loop structure to
15312 loop_vect_info structure.
15313 (vect_can_advance_ivs_p): Likewise.
15314 (vect_create_index_for_vector_ref): Likewise.
15315 (vect_update_ivs_after_vectorizer): Likewise.
15316 (new_stmt_vec_info): Likewise.
15318 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15319 changed from loop to loop_vinfo.
15320 (vect_create_data_ref_ptr): First argument in call to
15321 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15322 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15323 was changed from loop to loop_vinfo.
15324 (vectorizable_operation): Likewise.
15325 (vectorizable_store): Likewise.
15326 (vect_mark_stmts_to_be_vectorized): Likewise.
15327 (vect_do_peeling_for_loop_bound): First argument in call to
15328 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15329 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15330 was changed from loop to loop_vinfo.
15331 (vect_analyze_data_ref_dependences): Third argument in call to
15332 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15334 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15335 (vect_create_data_ref_ptr): Likewise.
15336 (vect_init_vector): Likewise.
15337 (vect_get_vec_def_for_operand): Likewise.
15338 (vectorizable_assignment): Likewise.
15339 (vectorizable_operation): Likewise.
15340 (vectorizable_store): Likewise.
15341 (vectorizable_load): Likewise.
15342 (vect_update_ivs_after_vectorizer): Likewise.
15343 (vect_is_simple_use): Likewise.
15344 (vect_analyze_data_ref_dependence): Likewise.
15345 (vect_analyze_pointer_ref_access): Likewise.
15346 (vect_can_advance_ivs_p): Likewise.
15348 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15349 before _stmt_vec_info.
15350 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15351 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15352 (new_stmt_vec_info): Argument changed from loop structure to
15353 loop_vect_info structure
15355 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15356 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15357 (vect_create_addr_base_for_vector_ref): Likewise.
15358 (vect_analyze_pointer_ref_access): Likewise.
15360 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15363 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15364 phi flag if the phi is abnormal.
15366 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15369 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15370 information for the new statement.
15372 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15375 * gcc.c (main): Include the target in -v output.
15377 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15379 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15380 Do not drop the extend if we'd have to add a paradoxical subreg
15381 later. Include optabs.h and insn-codes.h.
15382 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15384 2005-02-02 Roger Sayle <roger@eyesopen.com>
15386 PR middle-end/19405
15387 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15388 * fold-const.c (const_binop): Avoid constant folding floating
15389 point operations in modes that use composite representations.
15390 * simplify-rtx.c (simplify_binary_operation): Likewise.
15392 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15394 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15396 (altivec_dstt): Likewise.
15397 (altivec_dstst): Likewise.
15398 (altivec_dststt): Likewise.
15399 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15402 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15404 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15405 EXPR_LOCUS from orig_cond to the new cond_stmt.
15406 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15409 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15411 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15412 standard_iv_increment_position. Remove call to bsi_next
15413 (no need to bump the iterator anymore).
15414 (vect_create_index_for_vector_ref): Call
15415 standard_iv_increment_position. Remove second function argument.
15416 (vect_finish_stmt_generation): Remove call to bsi_next
15417 (no need to bump the iterator anymore).
15418 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15419 to vect_create_index_for_vector_ref.
15421 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15423 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15424 phis are used out of the loop.
15426 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15429 * c-decl.c (undef_nested_function): New variable.
15430 (pop_scope): Diagnose undefined nested functions.
15431 (finish_function): Don't attempt cgraph processing or genericizing
15432 if current top-level function contained an undefined nested
15433 function. Reset undef_nested_function at the end of a top-level
15436 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15438 * tree.c (build_int_cst_type): Take sign of the value into account
15439 when deciding whether sign extend the value.
15441 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15444 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15445 (cpp_options, cc1_options): Change %{std*&ansi} to
15446 %{std*&ansi&trigraphs}.
15448 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15450 * cse.c: Update comments.
15452 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15454 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15455 arguments go on the stack. Do not put complex doubles in odd/even
15458 2005-02-02 Steven Bosscher <stevenb@suse.de>
15460 * doc/invoke.texi: Update the options enabled at -O1, -O2,
15461 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
15462 -ftree-pre, and -fthread-jumps.
15464 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
15466 PR tree-optimization/19578
15467 * tree-flow.h (modified_noreturn_calls): Declare.
15468 (noreturn_call_p): Declare.
15469 * tree-flow-inline.h (noreturn_call_p): New function.
15470 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
15471 * tree-cfg.c (modified_noreturn_calls): New variable.
15472 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
15473 that contain a mid-block noreturn call.
15474 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
15476 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15478 * df.c (df_def_record_1, df_uses_record): Don't use
15480 * df.h (DF_FOR_REGALLOC): Remove.
15482 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15485 * c-typeck.c (really_start_incremental_init): Reset
15486 constructor_max_index for arrays of incomplete type.
15488 2005-02-02 Jeff Law <law@redhat.com>
15490 * gcse.c (struct reg_set): Store the block index where the register
15491 was set rather than the setting insn.
15492 (record_one_set, compute_transp): Corresponding changes.
15493 (pre_insert_copy_insn): Do not call replace_one_set.
15494 (replace_one_set): Remove.
15496 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15499 * doc/gcov.texi: Fix typo.
15501 2005-02-01 Richard Henderson <rth@redhat.com
15504 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
15505 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
15507 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
15508 * config/i386/i386-protos.h: Update.
15510 2005-02-01 Steven Bosscher <stevenb@suse.de>
15512 PR tree-optimization/19217
15513 * tree-cfg.c (verify_expr): Use the data field to see if TP was
15514 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
15515 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
15516 that it is walking a PHI node.
15518 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
15520 * doc/extend.texi (Nested Functions): Update.
15522 2005-02-01 Richard Henderson <rth@redhat.com>
15525 * optabs.c (expand_copysign_absneg): Export.
15526 * optabs.h (expand_copysign_absneg): Declare.
15527 * config/rs6000/rs6000.md (copysigntf3): New.
15529 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15531 PR tree-optimization/19633
15532 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
15533 * tree-ssa-alias.c (init_alias_info): Initialize.
15534 (merge_pointed_to_info): Set.
15535 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
15536 (dump_points_to_info_for): Show value of pt_null.
15537 (struct count_ptr_d): Declare.
15538 (find_ptr_dereference): Remove.
15539 (ptr_is_dereferenced_by): Remove.
15540 (count_ptr_derefs): New local function.
15541 (count_uses_and_derefs): New local function.
15542 (compute_points_to_and_addr_escape): Call it. If the number
15543 of dereferences is greater than zero, mark the pointer as
15544 dereferenced. If there are fewer dereferences than uses of
15545 the pointer, the pointer's value escapes.
15547 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15549 PR tree-optimization/19670
15550 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
15552 (verify_use): ... set it here, instead.
15554 2005-02-01 Janis Johnson <janis187@us.ibm.com>
15556 * doc/sourcebuild.texi (Test directives): Fix formatting.
15558 * doc/sourcebuild.texi (Test directives): Describe selector
15561 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
15563 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
15564 specific 64-bit CPUs.
15566 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
15569 * arm.c (arm_eliminable_register): New function.
15570 (adjacent_mem_locations): Don't allow eliminable registers. Use
15571 HOST_WIDE_INT for address offsets.
15572 * arm-protos.h (arm_eliminable_register): Add prototype.
15574 2005-02-01 Steven Bosscher <stevenb@suse.de>
15576 PR optimization/15242
15577 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
15578 * basic-block.h (duplicate_computed_gotos): Add prototype.
15579 * bb-reorder.c (duplicate_computed_gotos): New function to
15580 duplicate sufficiently small blocks ending in a computed jump.
15581 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
15582 if not optimizing for size.
15583 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
15584 never do tail merging for blocks ending in a computed jump.
15585 * doc/invoke.texi: Document the max-goto-duplication-insns param.
15587 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
15589 Patch from Richard Sandiford <rsandifo@redhat.com>
15590 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
15591 from inheriting a subreg equivalence with a non-spill register.
15593 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
15595 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
15597 * config/frv/frv.c (movcc_fp_destination_operand): New.
15598 (gpr_or_memory_operand): Fix typo in comment.
15599 (gpr_or_memory_operand_with_scratch): New.
15600 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
15601 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15602 movcc_fp_destination_operand.
15603 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15604 Legitimize memory addresses using a scratch register.
15606 2005-01-31 Jeff Law <law@redhat.com>
15608 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15609 bitmap a sparse bitmap instead of a simple bitmap.
15610 (mark_def_sites_initialize_block): Corresponding changes.
15611 (ssa_mark_def_sites_initialize_block): Likewise.
15612 (ssa_mark_phi_uses): Likewise.
15613 (mark_def_site, ssa_mark_def_sites): Likewise.
15614 (mark_def_site_blocks): Likewise.
15615 (rewrite_ssa_into_ssa): Likewise.
15617 * tree-ssa-dom.c (record_cond): Pass correct variable type
15618 for last argument to htab_find_slot_with_hash.
15620 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15621 effects when optimizing 0 % X. Do not try to optimize X % 0.
15623 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15625 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15628 2005-02-01 Eric Christopher <echristo@redhat.com>
15630 * config/mips/mips.c (override_options): Warn if -mint64
15632 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15635 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15637 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15639 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15640 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15641 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15642 (cached_regno): Initialize to INVALID_REGNUM.
15643 (cse_reg_info_table_size,
15644 cse_reg_info_table_first_uninitialized,
15645 cse_reg_info_timestamp): New.
15646 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15648 (init_cse_reg_info, get_cse_reg_info_1): New.
15649 (get_cse_reg_info): Cache the last look-up.
15650 (new_basic_block): Update the code to clear mappings from
15651 registers to cse_reg_info entries.
15652 (cse_main): Call init_cse_reg_info.
15654 * cse.c (get_cse_reg_info): Update a comment.
15656 2005-01-31 Steven Bosscher <stevenb@suse.de>
15659 * c-decl.c (start_decl): Do not warn about arrays of elements with
15660 an incomplete type here.
15661 (grokdeclarator): Do it here by making a pedwarn an error.
15662 * c-typeck.c (push_init_level): If there were previous errors with
15663 the constructor type, do not warn about braces for initializers.
15664 (process_init_element): Likewise for excess initializer elements.
15666 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15668 * cse.c (delete_trivially_dead_insn): Don't iterate.
15670 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15672 * config/rs6000/rs6000.md (copysignsf3): New expand.
15673 (copysigndf3): Likewise.
15675 2005-01-31 Steven Bosscher <stevenb@suse.de>
15677 * recog.c (constrain_operands): Only look for earlyclobber operand
15678 conflicts if an '&' constraint was seen.
15680 2005-01-31 Marc Espie <espie@openbsd.org>
15682 * config.gcc: Don't include embedded systems fragment, switches default
15683 debugging format to ELF.
15684 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15685 longer pick it up there.
15687 2005-01-31 Dale Johannesen <dalej@apple.com>
15689 * doc/extend.texi (nested functions): Fix linkage description.
15690 Clarify that static is not allowed.
15692 2005-01-31 Dale Johannesen <dalej@apple.com>
15694 * config/rs6000/darwin.md (movsf_low_di): Make work.
15695 (movdf_low_di): Make work.
15697 2005-01-31 Dale Johannesen <dalej@apple.com>
15699 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15700 Make work for 64 bit.
15702 2005-01-31 Roger Sayle <roger@eyesopen.com>
15703 Dale Johannesen <dalej@apple.com>
15705 PR middle-end/19650
15706 * fold-const.c (fold_binary_op_with_conditional_arg):
15707 Make types match original operands, before STRIP_NOPS.
15709 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15711 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15712 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15713 (struct gcc_sigcontext): Delete. Merge contents to..
15714 (struct gcc_ucontext): ..here.
15715 (get_sigcontext): Delete.
15716 (get_regs): New function, like get_sigcontext but return regs ptr.
15717 64-bit version finds regs from r1 to support vdso.
15718 (ppc_linux_aux_vector): New function.
15719 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15722 2005-01-31 Ira Rosen <irar@il.ibm.com>
15724 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15726 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15727 redundant fold. Fix misalignment for MINUS_EXPR.
15728 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15729 (vect_analyze_pointer_ref_access): Likewise.
15730 (vect_get_memtag_and_dr): Likewise.
15732 2005-01-31 Richard Henderson <rth@redhat.com>
15734 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15735 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15736 absnegdf2_i387, absnegxf2_i387): Likewise.
15738 2005-01-31 Richard Henderson <rth@redhat.com>
15741 * optabs.c (expand_copysign_absneg): New.
15742 (expand_copysign_bit): Split out from ...
15743 (expand_copysign): ... here. Use expand_copysign_absneg.
15745 2005-01-30 Roger Sayle <roger@eyesopen.com>
15747 PR middle-end/19697
15748 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15749 constant as the second operand and a register as the third.
15751 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15754 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15755 that dllimport'd functions do not use all call-clobbered registers
15756 to pass parameters.
15758 2005-01-30 Richard Henderson <rth@redhat.com>
15761 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15762 expand_abs_nojump and generalize. Use operand_subword and
15763 emit_no_conflict_block. Support large modes.
15764 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15766 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15767 negation to subtraction.
15768 (expand_copysign): Check that the format has signed zeros.
15769 Use operand_subword and emit_no_conflict_block. Support large modes.
15771 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15773 Fix PR tree-optimization/19624
15775 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15776 * tree-ssa-pre.c: Add cfgloop.h.
15778 (pre_stats): New member, constified.
15779 (inserted_exprs): New static variable.
15780 (NECESSARY): New macro.
15781 (create_expression_by_pieces): Fold the expression, and
15782 mark it as defaulting to not necessary. Also put in
15784 (fully_constant_expression): New function.
15785 (insert_into_preds_of_block): Modify to not insert phis when we
15786 are playing with induction variables.
15787 Push phis onto the inserted_exprs vector, and mark them as not
15788 necessary by default.
15789 (insert_aux): Call fully_constant_expression on eprime.
15790 If all edges produce the same value, mark it constant.
15791 (mark_operand_necessary): New function.
15792 (remove_dead_inserted_code): New function.
15793 (init_pre): Init loop optimizer to get loop info.
15794 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15795 (execute_pre): Commit edge inserts, then remove dead code.
15797 2005-01-30 Richard Henderson <rth@redhat.com>
15799 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15800 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15802 2005-01-30 Richard Henderson <rth@redhat.com>
15805 * config/i386/i386.c (ix86_expand_copysign): New.
15806 (ix86_split_copysign_const): New.
15807 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15808 rearrange op1/nmask operands.
15809 * config/i386/i386-protos.h: Update.
15810 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15811 (copysigndf3): Likewise.
15812 (copysignsf3_const, copysigndf3_const): New.
15813 (copysignsf3_var): Rename from copysignsf3, split out splitter
15814 and fix split predicate for X constraint.
15815 (copysigndf3_var): Similarly.
15817 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15819 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15820 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15821 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15823 2005-01-29 Richard Henderson <rth@redhat.com>
15826 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15827 of # and * in constraints.
15829 2005-01-29 Richard Henderson <rth@redhat.com>
15831 PR middle-end/19689
15832 * expr.c (store_field): Don't strip sub-mode cast when the input
15833 data is even smaller.
15835 2005-01-29 Richard Henderson <rth@redhat.com>
15837 PR middle-end/19687
15838 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15841 2005-01-29 Richard Henderson <rth@redhat.com>
15843 * combine.c (make_field_assignment): Fix argument order
15846 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15848 PR tree-optimization/15791
15849 * fold-const.c (extract_array_ref): New function.
15850 (fold): Fold comparisons between &a[i] and &a[j] or
15851 semantically equivalent trees.
15853 2005-01-29 Jeff Law <law@redhat.com>
15855 * gcse.c (insert_expr_in_table): Revamp handling of available
15856 and anticipatable occurrence lists to avoid unnecessary list
15858 (insert_set_in_table): Similarly.
15860 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15862 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15864 (c_build_qualified_type): Build qualified array types with
15865 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15866 * c-decl.c (c_make_fname_decl): Build unqualified array type
15867 before qualified type.
15868 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15869 type is qualified, not just if type itself is. Don't apply
15870 qualifiers to array type when declarator is processed. Apply
15871 qualifiers to field type whether or not it is an array type.
15872 Don't handle array types specially for applying qualifiers to
15874 * c-typeck.c (composite_type): Build unqualified element type and
15875 array type when forming composite of array types.
15876 (common_pointer_type, comptypes, comp_target_types,
15877 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15878 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15880 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15881 (args2) in variables a1 and a2.
15883 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15885 * cse.c (n_elements_made, max_elements_made): Remove.
15886 (insert): Don't touch n_elements_made.
15887 (cse_main): Don't touch n_elements_made or max_elements_made.
15889 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15892 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15893 configuration part of dp-bit.c to be lost.
15895 2005-01-28 Roger Sayle <roger@eyesopen.com>
15897 * expmed.c (expand_mult_highpart_optab): When attempting to use
15898 a non-widening multiplication in a wider mode, the operands need
15899 to be converted (zero or sign extended) to that mode.
15901 2005-01-28 Ian Lance Taylor <ian@airs.com>
15903 PR middle-end/16558
15904 PR middle-end/19583
15905 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15906 through if both operands fall through.
15908 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15910 * cse.c (fold_rtx) <PC>: Don't optimize.
15912 2005-01-28 Jeff Law <law@redhat.com>
15914 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15915 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
15917 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15919 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
15920 cse_reg_info_used_list_end): Remove.
15921 (cse_reg_info_list, cse_reg_info_list_free): New.
15922 (get_cse_reg_info): When allocating an instance of
15923 cse_reg_info, add it to the beginning of the cse_reg_info_list
15924 list. Remove code to maintain cse_reg_info_used_list.
15925 (new_basic_block): Reset the free list to the beginning of
15928 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
15930 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15931 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
15932 (frv_expand_mdpackh_builtin): New function.
15933 (frv_expand_builtin): Use it to expand __MDPACKH.
15934 * doc/extend.texi (__MDPACKH): Update documentation.
15936 2005-01-28 Uros Bizjak <uros@kss-loka.si>
15938 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
15939 SSE_FLOAT_MODE_P for use_sse computation.
15941 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
15944 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
15946 2005-01-27 Richard Henderson <rth@redhat.com>
15948 * builtins.c (expand_builtin_copysign): New.
15949 (expand_builtin): Call it.
15950 * genopinit.c (optabs): Add copysign_optab.
15951 * optabs.c (init_optabs): Initialize it.
15952 (expand_copysign): New.
15953 * optabs.h (OTI_copysign, copysign_optab): New.
15954 (expand_copysign): Declare.
15956 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
15957 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
15959 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15960 (ix86_expand_fp_absneg_operator): ... here.
15961 (ix86_split_copysign): New.
15962 * config/i386/i386-protos.h: Update.
15963 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
15964 (copysignsf3, copysigndf3): New.
15966 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
15967 (copysignsf3, ncopysignsf3): New.
15968 (copysigndf3, ncopysigndf3): New.
15969 (copysignxf3, ncopysignxf3): New.
15970 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
15972 2005-01-27 Arend Bayer <arend.bayer@web.de>
15973 Kazu Hirata <kazu@cs.umass.edu>
15975 * cse.c: (find_best_addr): Don't call copy_rtx before calling
15976 fold_rtx. Save cost recomputation if fold_rtx did nothing.
15977 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
15980 2005-01-27 Jeff Law <law@redhat.com>
15982 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
15983 definitions of SSA_NAMEs which are not being rewritten.
15984 (rewrite_ssa_into_ssa): Only initialize the current definition
15985 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15986 If checking is enabled, assert that SSA_NAME_AUX is clear for all
15987 SSA_NAMEs before returning.
15989 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
15991 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
15992 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
15993 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
15994 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
15995 config/mips/iris6.h, config/sh/sh.c: Update copyright.
15997 2005-01-27 Steven Bosscher <stevenb@suse.de>
15999 PR middle-end/17278
16000 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16001 higher to -O2 and higher. Likewise for tree PRE.
16002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16005 2005-01-27 Ian Lance Taylor <ian@airs.com>
16007 PR middle-end/19583
16008 * gimple-low.c (try_catch_may_fallthru): New static function.
16009 (block_may_fallthru): Handle TRY_CATCH_EXPR.
16010 * tree-inline.c (expand_call_inline): Don't warn about reaching
16011 the end of a non-void function being inlined if the function uses
16014 2005-01-27 Jakub Jelinek <jakub@redhat.com>
16016 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16019 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16020 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16021 (implicitly_declare): Handle error_mark_node.
16023 2005-01-27 Richard Henderson <rth@redhat.com>
16026 * tree.h (struct tree_decl): Add debug_expr_is_from.
16027 (DECL_DEBUG_EXPR_IS_FROM): New.
16028 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16029 * dwarf2out.c (dwarf2out_var_location): Update to match.
16030 * tree-outof-ssa.c (create_temp): Likewise.
16031 * var-tracking.c (track_expr_p): Likewise.
16032 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16033 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16034 * toplev.c (default_tree_printer): Likewise.
16036 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16038 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16039 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16041 2005-01-27 Steven Bosscher <stevenb@suse.de>
16043 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16044 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16045 ASM_CLOBBERS): Add tree checks.
16047 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16048 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16049 * c-common.def (SWITCH_STMT): Update to match.
16050 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16051 macros instead of SWITCH_EXPR ones.
16052 * c-dump.c (c_dump_tree): Likewise.
16053 * c-gimplify.c (gimplify_switch_stmt): Likewise.
16054 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16056 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16058 2005-01-27 Alan Modra <amodra@bigpond.net.au>
16060 * unwind-dw2.c (execute_stack_op): Add missing cases for
16061 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16063 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
16065 * config.gcc (Obsolete configurations): Remove 'dummy', add
16066 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16069 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16071 PR tree-optimization/19633
16072 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16074 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16075 are no call-clobbered variables.
16076 * tree-outof-ssa.c (check_replaceable): Return false for calls
16079 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16081 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16082 even for variables with NULL DECL_INITIAL.
16084 2005-01-26 Stuart Hastings <stuart@apple.com>
16086 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16088 2005-01-26 Richard Henderson <rth@redhat.com>
16090 PR middle-end/18008
16091 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16093 * expr.c (store_field): Strip conversions to odd-bit-sized types
16094 if the destination field width matches.
16096 2005-01-26 Richard Henderson <rth@redhat.com>
16098 * c-decl.c, expmed.c, expr.c: Revert last change.
16100 2005-01-26 Richard Henderson <rth@redhat.com>
16102 PR middle-end/18008
16103 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16105 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16106 if we don't need the bits above those present in the current mode.
16107 * expr.c (store_field): Strip conversions to odd-bit-sized types
16108 if the destination field width matches.
16110 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16112 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16113 either -ffast-math or -funsafe-math-optimizations is in use.
16115 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16119 * config/avr/avr.c (notice_update_cc): Only set condition code for
16120 ashrqi3 if shift count > 0.
16121 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16122 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16123 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16124 count <= 0 as a no-op, and shift count >= width by copying zero
16125 or sign bit to all bits of the result.
16126 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16127 count, with attribute "length" set to 0 and "cc" set to "none".
16129 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16131 * doc/invoke.texi: Document -mTLS.
16133 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16134 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16135 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16136 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16137 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16138 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16139 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16140 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16142 * configure.ac: Check for a TLS capable gas.
16144 * configure: Regenerate.
16146 2005-01-26 Richard Henderson <rth@redhat.com>
16148 PR middle-end/18008
16149 * combine.c (make_field_assignment): Simplify store to zero_extract
16150 from a source with an overlapping mask.
16152 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16154 2004-11-11 Eric Christopher <echristo@redhat.com>
16156 * config/frv/frv.md: Add fr400_integer automaton. Don't
16157 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16160 2005-01-26 Steven Bosscher <stevenb@suse.de>
16162 PR middle-end/16585
16163 * cfgbuild.c (make_edges): Do not clear or set
16164 current_function_has_computed_jump.
16165 * function.h (struct function): Remove the has_computed_jump field.
16166 (current_function_has_computed_jump): Do not define.
16167 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16168 in a computed jump. Ignore current_function_has_computed_jump.
16170 2005-01-26 Richard Henderson <rth@redhat.com>
16172 PR middle-end/19515
16173 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16174 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16176 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16177 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16178 objects into static storage if they have more than one non-zero value.
16179 * tree.h (categorize_ctor_elements): Update decl.
16181 2005-01-26 Steven Bosscher <stevenb@suse.de>
16183 PR middle-end/19616
16184 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16185 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16186 to this function from 2004-07-10.
16187 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16188 the current function for tail call optimizations if the address
16189 of one of it its arguments is taken.
16191 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16193 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16195 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16197 * function.c (expand_function_end): If current_function_calls_alloca,
16198 emit stack restore in a place that is reached when the function falls
16199 through at the end.
16201 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16203 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16204 rule to avoid matching inappropriate suffix rule.
16206 2005-01-26 Jan Hubicka <jh@suse.cz>
16208 PR tree-optimization/19241
16209 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16211 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16213 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16214 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16216 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16217 <sim*>: Always use crt1.o, regardless of N in simN.
16218 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16219 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16220 (CRT_CALL_STATIC_FUNCTION): Remove.
16221 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16222 use crt1.o, regardless of N in simN.
16223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16224 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16225 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16226 case isystem setting.
16227 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16229 2005-01-25 Ian Lance Taylor <ian@airs.com>
16231 * gimple-low.c (block_may_fallthru): Correct handling of
16232 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16234 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16236 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16237 handlers to match indentation; nested under the mtune=* handler.
16238 Similar for mcpu= and march=.
16240 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16242 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16243 * config/mips/linux64.h (LIB_SPEC): Likewise.
16244 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16245 * config/sh/linux.h (LIB_SPEC): Likewise.
16247 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16249 * config/frv/frv.c (frv_legitimize_tls_address): New.
16250 (TARGET_HAVE_TLS): Define.
16251 (FRV_SYMBOL_REF_TLS_P): Define.
16252 (frv_override_options): Handle new register classes.
16253 (frv_legitimate_address_p): Reject tls addresses.
16254 (frv_legitimize_address): Handle TLS addresses.
16255 (gen_inlined_tls_plt): New.
16256 (gen_tlsmoff): New.
16257 (frv_legitimize_tls_address): New.
16258 (unspec_got_name): Add TLS entries.
16259 (got12_operand): Add R_FRV_TLSMOFF12 case.
16260 (frv_emit_move): Fixup TLS addresses.
16261 (frv_emit_movsi): Legitimize TLS addresses.
16263 * config/frv/frv.h (MASK_BIG_TLS): New.
16264 (TARGET_BIG_TLS): New.
16265 (HAVE_AS_TLS): Define.
16266 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16267 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16268 (REG_CLASS_NAMES): Same.
16269 (REG_CLASS_CONTENTS): Same.
16270 (CONSTRAINT_LEN): New.
16271 (REG_CLASS_FROM_CONSTRAINT): New.
16272 (PREDICATE_CODES): Add symbolic_operand.
16274 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16275 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16276 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16277 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16278 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16279 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16280 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16281 GR9_REG, GR14_REG, LRREG.
16282 (type): Add load_or_call attribute.
16283 ("load_or_call"): New reservation.
16284 ("call_gettlsoff"): New.
16285 ("tls_indirect_call"): New.
16286 ("tls_load_gottlsoff12"): New.
16287 ("tlsoff_hilo"): New.
16288 ("tls_tlsdesc_ldd"): New.
16289 ("tls_tlsoff_ld"): New.
16292 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16294 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16296 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16297 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16298 * config/frv/frv.c (TLS_BIAS): Define.
16299 (frv_output_dwarf_dtprel): New.
16301 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16303 PR rtl-optimization/19579
16304 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16305 both A and B, see if they don't clobber registers the other expr uses.
16307 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16309 * real.c (do_add): Initialize signalling and canonical members.
16311 * real.c (real_from_integer): Zero out destination.
16313 2005-01-18 Jan Hubicka <jh@suse.cz>
16315 PR tree-optimize/19337
16316 * tree-inline.c (initialize_inlined_parameters): Copy
16317 saved_static_chain_decl only.
16319 2005-01-25 Richard Henderson <rth@redhat.com>
16323 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16324 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16325 80387 enabled, to return a proper subclass. Return the subset that
16326 overlaps with GENERAL_REGS for PLUS.
16327 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16329 2005-01-25 Richard Henderson <rth@redhat.com>
16331 PR middle-end/19609
16332 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16334 2005-01-25 Roger Sayle <roger@eyesopen.com>
16336 * expmed.c (choose_multiplier): Change interface to return the
16337 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16338 (expand_divmod): Update calls to choose_multiplier.
16340 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16342 PR middle-end/19330
16343 * expmed.c (extract_bit_field): Use adjust_address instead of
16344 gen_lowpart when op0 is a MEM.
16346 2005-01-24 Steven Bosscher <stevenb@suse.de>
16348 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16350 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16352 * config/mips/irix-csr.c: New file.
16353 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16354 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16355 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16358 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16361 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16362 sparc/elf.h, add sparc/sp-elf.h.
16363 (sparc-*-rtems*): Likewise.
16364 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16365 tm-dwarf2.h, add sparc/sp-elf.h.
16366 (sparc86x-*-elf): Likewise.
16367 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16368 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16369 TARGET_OS_CPP_BUILTINS.
16370 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16371 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16373 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16374 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16375 (SWITCH_TAKES_ARG): Likewise.
16376 (LOCAL_LABEL_PREFIX): Likewise.
16377 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16378 (TARGET_N_FORMAT_TYPES): Delete.
16379 (TARGET_FORMAT_TYPES): Likewise.
16380 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16381 * config/sparc/elf.h: Delete.
16382 * config/sparc/sp-elf.h: New file.
16384 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16386 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16387 * tree-flow.h: Remove the corresponding prototype.
16388 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16389 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16391 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16394 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16395 for AIX ABI or ELF -fPIC.
16396 (rs6000_emit_load_toc_table): Don't create toc_section here.
16397 (rs6000_xcoff_file_start): Nor here.
16399 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16401 * sh.c (ra.h): Don't #include.
16402 (hard_regs_intersect_p): New function, resurrected from ra.c.
16404 * sh.c: Fix 1996 Copyright.
16406 2005-01-24 Richard Henderson <rth@redhat.com>
16407 Aldy Hernandez <aldyh@redhat.com>
16409 * regrename.c (note_sets): Handle subregs.
16411 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16414 * genconditions.c (write_header, write_conditions): Elide file if
16417 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16419 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16420 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16423 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16425 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16426 expand_builtin_printf, expand_builtin_fprintf,
16427 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16428 checking against POINTER_TYPE.
16429 (validate_arglist): Handle POINTER_TYPE code by checking
16432 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16434 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16435 init_rtlanal): New.
16436 (for_each_rtx): Call for_each_rtx_1.
16437 * rtl.h (init_rtlanal): Declare.
16438 * toplev.c (backend_init): Call init_rtlanal.
16440 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16442 * flow.c (propagate_one_insn): Formatting.
16444 PR middle-end/19551
16445 * flow.c (libcall_dead_p): Be more conservative if unsure.
16446 If there are any instructions between insn and call, see if they are
16447 all dead before saying the libcall is dead.
16449 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16451 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16452 operand constraint for operand 0.
16454 2005-01-23 Richard Henderson <rth@redhat.com>
16457 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
16458 edges leading to join block.
16460 2005-01-23 Roger Sayle <roger@eyesopen.com>
16462 * expmed.c (expand_mult_highpart): Make static. Change type of
16463 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
16464 (expand_divmod): Updates calls to expand_mult_highpart by using
16465 gen_int_mode to pass a CONST_INT rtx.
16466 * rtl.h (expand_mult_highpart): Remove prototype.
16468 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16470 * flow.c (regset_bytes, regset_size): Remove.
16472 * cfganal.c: Fix a reference to Harvey's paper.
16474 2005-01-23 Steven Bosscher <stevenb@suse.de>
16476 PR rtl-optimization/19464
16477 * tree-optimize.c (init_tree_optimization_passes): Add one more
16478 copyrename pass just before out-of-ssa.
16480 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
16483 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
16484 * ggc-none.c (ggc_free): Define.
16486 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16488 * cse.c (max_reg, max_insn_uid): Remove.
16489 (cse_main): Don't access max_reg or max_insn_uid.
16491 * c-common.c (explicit_flag_signed_bitfields,
16492 lang_statement_code_p, lang_expand_function_end): Remove.
16493 * c-common.h: Remove the corresponding declarations.
16494 * c-opts.c (c_common_handle_option): Remove all write access
16495 to explicit_flag_signed_bitfields.
16497 * cgraph.c (cgraph_varpool_n_nodes): Remove.
16498 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
16499 * cgraph.h: Remove the corresponding declaration.
16501 * gcse.c (null_pointer_info): Remove.
16503 2005-01-23 Roger Sayle <roger@eyesopen.com>
16504 Eric Botcazou <ebotcazou@libertysurf.fr>
16506 * combine.c (simplify_logical): Only simplify logical expressions
16507 of the form ior(and(x,y),z) by the inverse distributive law if the
16508 result is cheaper than the original.
16510 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16512 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16513 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
16514 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
16515 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
16516 config/freebsd-spec.h, config/arm/arm.h,
16517 config/h8300/h8300.md, config/i386/i386.md,
16518 config/i386/predicates.md, config/i386/sse.md,
16519 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
16520 config/vax/vax.md: Fix comment typos. Follow spelling
16523 2005-01-23 Steven Bosscher <stevenb@suse.de>
16525 * gengtype.c (walk_type): Produce `not equal to' compares for loop
16526 tests, instead of `less than'.
16528 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
16530 * function.c (assign_parm_setup_block): When creating a new stack slot
16531 for a parameter, get its alignment from the parameter's DECL_ALIGN
16532 rather than the type's TYPE_ALIGN. Make sure that the parameter
16533 is at least word aligned.
16535 2005-01-22 Roger Sayle <roger@eyesopen.com>
16537 PR middle-end/19378
16538 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
16540 2005-01-22 Richard Henderson <rth@redhat.com>
16543 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
16544 in both compare operands.
16545 (movdfcc_1_sse_max): Likewise.
16546 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
16547 (movdfcc_1_sse): Likewise.
16548 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
16549 scratch register as needed.
16551 2005-01-22 Richard Henderson <rth@redhat.com>
16553 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
16555 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
16557 2005-01-22 Richard Henderson <rth@redhat.com>
16559 * genopinit.c (optabs): Use smin/smax for floating point too.
16560 * doc/md.texi: Update to match. Clarify that floating point
16561 results are undefined for +0/-0 and NaN.
16562 * doc/rtl.texi: Likewise.
16563 * rtl.def (SMIN, SMAX): Likewise
16564 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
16566 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
16567 leading 's' to the name.
16568 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
16569 smaxxf3, sminxf3): Likewise.
16570 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
16573 2005-01-22 Paul Brook <paul@codesourcery.com>
16575 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
16577 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
16579 * config/s390/s390.c (struct processor_costs): New fields
16580 dlgr, dlr, dr, dsgfr, dsgr.
16581 (z900_cost, z990_cost): Values for new fields.
16582 (s390_rtx_costs): New cases MEM und COMPARE in switch
16583 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
16584 DIV, MOD, UDIV, UMOD.
16586 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16588 * config/s390/s390.md ("doloop_si64"): Reload input value directly
16589 into the register being decremented.
16590 ("doloop_si31", "doloop_di"): Likewise.
16591 ("*doloop_si_long"): Adapt pattern.
16593 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16595 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
16597 (CLASS_MAX_NREGS): Likewise.
16599 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
16601 * doc/tree-ssa.texi (Statement Operands): Add example for new
16602 must-def macro. Note deprecation of old operands interface.
16604 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16606 PR tree-optimization/19484
16607 * tree-cfg.c (remove_fallthru_edge): New function.
16608 (cleanup_control_flow): Remove fallthru edges from calls that are
16609 now known not to return.
16611 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16613 Fix PR tree-optimization/19038
16614 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16615 copies with loop variant ones.
16617 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16619 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16620 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16621 config/alpha/alpha.md, config/alpha/predicates.md,
16622 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16623 config/sparc/sol2.h: Update copyright.
16625 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16626 first label to see if it is a nonlocal label.
16628 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16629 Andrew Pinski <pinskia@physics.uc.edu>
16632 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16633 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16635 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16637 * config/rs6000/rtems.h: Update copyright.
16639 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16642 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16643 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16644 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16646 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16649 * c-typeck.c (convert_arguments): Check for error_mark_node.
16651 2005-01-21 Ian Lance Taylor <ian@airs.com>
16653 PR tree-optimization/13000
16654 * tree-inline.c: Include "tree-flow.h".
16655 (expand_call_inline): If warn_return_type, warn if non-void inline
16656 function falls through.
16657 * tree-cfg.c (execute_warn_function_return): Don't warn about
16658 control reaching end if TREE_NO_WARNING is set. Set
16660 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16662 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16663 branch if we don't need one.
16664 * c-typeck.c: Include "tree-flow.h"
16665 (c_finish_bc_stmt): Don't add a goto if the current statement
16666 list doesn't fall through to the current point.
16668 2005-01-21 Roger Sayle <roger@eyesopen.com>
16670 PR rtl-optimization/576
16671 * real.c (real_arithmetic): Change return type from void to bool
16672 to return an indication that the result may be inexact.
16673 * real.h (real_arithmeric): Update prototype.
16674 * fold-const.c (const_binop): Don't constant fold floating
16675 point expressions when the user specifies -frounding-math and
16676 the result may depend upon the run-time rounding mode.
16677 (fold_convert_const_real_from_real): Clean-up.
16678 (fold_initializer): Ignore flag_rounding_math for initializers.
16679 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16680 constant fold FP operations with flag_rounding_math if the
16681 result may depend upon the run-time rounding mode.
16683 2005-01-21 Tom Tromey <tromey@redhat.com>
16685 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16687 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16689 * tree-cfg.c: Fix comment typos.
16691 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16693 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16694 around the call to rest_of_handle_branch_target_load_optimize.
16696 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16698 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16699 (sparc64-*-openbsd*): Likewise.
16700 (sparclite-*-elf*): Include tm-dwarf2.h.
16701 (sparc86x-*-elf*): Likewise.
16702 (sparc64-*-elf*): Likewise.
16703 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16704 (DBX_DEBUGGING_INFO): Likewise.
16705 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16706 (PREFERRED_DEBUGGING_TYPE): Likewise.
16707 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16708 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16709 (PREFERRED_DEBUGGING_TYPE): Likewise.
16710 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16711 (PREFERRED_DEBUGGING_TYPE): Likewise.
16712 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16714 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16717 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16719 2005-01-20 Paul Brook <paul@codesourcery.com>
16721 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16723 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16725 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16726 label is first in a sequence of labels.
16728 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16730 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16731 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16733 * doc/sourcebuild.texi (Test Directives): New.
16735 2005-01-20 Roger Sayle <roger@eyesopen.com>
16737 * real.c (real_floor): Don't leave the result uninitialized when
16738 mode is VOIDMode, but return the unrounded intermediate value.
16739 (real_ceil): Likewise.
16741 2005-01-20 Paul Brook <paul@codesourcery.com>
16743 * config/arm/arm.md (insv): Use gen_int_mode.
16745 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16747 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16748 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16749 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16750 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16751 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16753 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16756 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16757 fbreg, so we have to assume we can't.
16758 (loc_descriptor_from_tree_1): Ditto.
16759 (containing_function_has_frame_base): New function.
16760 (add_location_or_const_value_attribute): Use it.
16761 Also try to generate a frame_base from a single element location
16764 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16766 PR tree-optimization/15349
16767 * timevar.def (TV_TREE_MERGE_PHI): New.
16768 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16770 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16771 calls to tree_forwarder_block_p.
16772 (remove_forwarder_block_with_phi, merge_phi_nodes,
16773 gate_merge_phi, pass_merge_phi): New.
16774 * tree-optimize.c (init_tree_optimization_passes): Add
16776 * tree-pass.h: Add an extern for pass_merge_phi;
16778 2005-01-20 Richard Henderson <rth@redhat.com>
16781 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16782 (_mm_castps_pd, _mm_castps_si128): New.
16783 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16785 2005-01-20 Richard Henderson <rth@redhat.com>
16788 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16789 __builtin_ia32_vec_init_v2si.
16790 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16791 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16792 (ix86_init_mmx_sse_builtins): Create it.
16793 (ix86_expand_builtin): Expand it.
16794 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16795 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16796 (vec_extractv2si_0, vec_extractv2si_1): New.
16798 2005-01-20 Richard Henderson <rth@redhat.com>
16801 * config/i386/i386.c (ix86_expand_push): New.
16802 * config/i386/mmx.md (push<MMXMODE>1): New.
16803 * config/i386/sse.md (push<SSEMODE>1): New.
16804 * config/i386/i386-protos.h: Update.
16806 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16808 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16811 2005-01-20 Richard Henderson <rth@redhat.com>
16813 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16814 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16816 2005-01-19 Richard Henderson <rth@redhat.com>
16819 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16820 to V4SFmode in SSE1 fallback load path.
16822 2005-01-19 Richard Henderson <rth@redhat.com>
16824 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16825 in QImode expansion to ix86_expand_vector_set.
16826 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16828 2005-01-19 Richard Henderson <rth@redhat.com>
16831 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16832 subclass of the input class.
16833 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16834 Always true for cross-SSE1 classes. Rationalize conditionals.
16835 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16836 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16837 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16838 (movdi_2): Add MMX/SSE zeros.
16839 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16840 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16841 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16842 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16843 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16844 (zero_extendsidi2_rex64_1): Remove.
16845 (MOV0 peephole): Check GENERAL_REG_P.
16847 2005-01-19 Richard Henderson <rth@redhat.com>
16850 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16852 (ix86_expand_vector_extract): Likewise.
16854 2005-01-19 Richard Henderson <rth@redhat.com>
16856 PR middle-end/19304
16857 * expr.c (emit_move_change_mode): New argument force; use
16858 simplify_gen_subreg if true.
16859 (emit_move_via_alt_mode): Merge into ...
16860 (emit_move_via_integer): ... here.
16861 (emit_move_ccmode): Use emit_move_change_mode directly.
16863 2005-01-19 Richard Henderson <rth@redhat.com>
16866 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16867 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16868 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16870 (alpha_emit_set_const): Likewise. Make static.
16871 (alpha_emit_set_long_const): Make static.
16872 (alpha_extract_integer): Split out from alpha_expand_mov.
16873 (alpha_split_const_mov): Likewise.
16874 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16875 (alpha_legitimate_constant_p): New.
16876 * config/alpha/alpha-protos.h: Update.
16877 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16878 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16879 * config/alpha/alpha.md (movsi): Add n alternative.
16880 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16881 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16882 (splitters for all of the above): Use alpha_split_const_mov.
16883 * config/alpha/predicates.md (non_add_const_operand): New.
16884 (non_zero_const_operand): New.
16885 (input_operand): Use alpha_legitimate_constant_p after reload.
16887 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16889 PR tree-optimization/19038
16890 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16891 (add_candidate): Add ivs with increment in latch only if
16892 allow_ip_end_pos_p is true.
16893 (determine_iv_cost): Use empty_block_p.
16895 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16897 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16898 (compute_dominance_frontiers): Ditto.
16900 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16903 * config/sh/t-rtems: New.
16904 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16906 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16908 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16909 the offset of the selected field.
16911 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
16913 * tree-cfg.c (remove_forwarder_block): Fix the check to
16914 prevent a nonlocal label from appearing in the middle of a
16917 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
16919 PR rtl-optimization/19462
16920 * reorg.c (find_end_label): Create return insn only if
16921 current_function_epilogue_delay_list is empty.
16923 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
16925 * doc/passes.texi: Remove paragraph mentioning new-ra.
16927 2005-01-19 Jakub Jelinek <jakub@redhat.com>
16929 PR rtl-optimization/15139
16930 * combine.c: Include params.h.
16931 (count_rtxs): New function.
16932 (record_value_for_reg): If replace_rtx would replace at least
16933 2 occurrences of REG in VALUE and TEM is really large, replace REG with
16934 (clobber (const_int 0)) instead of TEM.
16935 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
16936 * params.h (MAX_LAST_VALUE_RTL): New.
16937 * Makefile.in (combine.o): Depend on $(PARAMS_H).
16938 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
16941 * c-typeck.c (digest_init): Only call build_vector if all constructor
16942 elements are *_CST nodes.
16943 * gimplify.c (gimplify_init_constructor): Likewise.
16945 PR middle-end/19164
16946 * c-typeck.c (digest_init): Only call build_vector if inside_init
16949 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
16951 * toplev.c (init_asm_output): Remove dead #ifdef.
16953 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
16955 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
16957 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16959 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
16960 accessing DECL_FUNCTION_CODE.
16961 * dojump.c (do_jump): Likewise.
16962 * gimplify.c (gimplify_call_expr): Likewise.
16963 * predict.c (expr_expected_value): Likewise.
16964 (strip_builtin_expect): Likewise.
16965 * tree-inline.c (estimate_num_insns_1): Likewise.
16966 * tree-ssa-loop-im.c (stmt_cost): Likewise
16967 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
16968 (tree_expr_nonnegative_p): Likewise.
16970 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16972 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
16973 variant of the load_pcrel_sym pattern.
16974 * config/sparc/sparc.md (P macro): Move to the top.
16975 (load_pcrel_sym): Macroize using P.
16976 (save_register_window): Likewise.
16978 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
16980 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
16981 ("sordered"): Same.
16983 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
16986 * c-typeck.c (build_asm_expr): Strip nops off
16987 input memory operands.
16989 2005-01-18 David Edelsohn <edelsohn@gnu.org>
16991 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
16992 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
16993 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
16994 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
16996 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
16999 * config/i386/i386.c (override_options): If the 80387 is disabled,
17000 then do not return FP values using FP registers.
17002 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
17004 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17005 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17006 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17007 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17008 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17009 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17010 output.h, postreload-gcse.c, postreload.c, recog.c,
17011 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17012 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17013 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17014 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17015 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17016 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17017 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17018 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17020 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17021 config/alpha/alpha.c, config/arm/vfp.md,
17022 config/i386/emmintrin.h, config/i386/i386-modes.def,
17023 config/i386/i386-protos.h, config/i386/i386.h,
17024 config/i386/pmmintrin.h, config/i386/ppro.md,
17025 config/i386/predicates.md, config/i386/xmmintrin.h,
17026 config/i860/i860.c, config/ia64/ia64-modes.def,
17027 config/ia64/ia64-protos.h, config/ia64/ia64.h,
17028 config/ia64/ia64.md, config/ia64/itanium1.md,
17029 config/ia64/itanium2.md, config/ia64/predicates.md,
17030 config/iq2000/iq2000.h, config/mips/linux64.h,
17031 config/rs6000/aix41.h, config/rs6000/aix43.h,
17032 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17033 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17034 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17035 config/sparc/linux64.h, config/sparc/litecoff.h,
17036 config/sparc/sp64-elf.h, config/sparc/sparc.c,
17037 config/sparc/sparc.h, config/sparc/sparc.md,
17038 config/sparc/sysv4-only.h: Update copyright.
17040 2005-01-18 Richard Henderson <rth@redhat.com>
17043 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17045 2005-01-18 Marc Espie <espie@openbsd.org>
17046 * config/i386/openbsdelf.h: Typo.
17048 2005-01-18 Richard Henderson <rth@redhat.com>
17050 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17051 special case for sse.
17052 * config/i386/predicates.md (sse_comparison_operator): Likewise.
17054 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
17056 * tree-inline.c (estimate_num_insns_1): Added cases for
17057 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17059 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17061 PR rtl-optimization/19296
17062 * combine.c (simplify_comparison): Rewrite the condition under
17063 which a non-paradoxical SUBREG of a PLUS can be lifted when
17064 compared against a constant.
17066 2005-01-18 Andi Kleen <ak@muc.de>
17068 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17069 * c.opt (-Wpointer-sign): Add.
17070 * doc/invoke.texi: (-Wpointer-sign): Add.
17072 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17074 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17075 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17076 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17077 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17078 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17079 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17080 for TARGET_MIX_SSE_I387.
17081 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17082 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17083 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17084 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17085 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17086 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17087 TARGET_MIX_SSE_I387.
17088 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17091 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17094 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17095 Add movaps alternative for xmm reg->reg move.
17097 2005-01-17 Jeff Law <law@redhat.com>
17099 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17100 at the end of the main DOM loop rather than just before DOM exits.
17102 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17104 PR tree-optimization/19121
17105 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17106 adding aliases to a name tag, also add them to the pointer's
17108 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17109 sensitive alias info at all. Only check that the two pointers
17110 have compatible pointed-to sets.
17111 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17112 a pointer's type tag is a superset of the alias set of the
17113 pointer's name tag.
17115 2005-01-17 James E Wilson <wilson@specifixinc.com>
17118 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17119 comment to document why.
17121 2005-01-17 Richard Henderson <rth@redhat.com>
17123 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17124 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17125 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17126 sse2_vmsminv2df3_finite): New.
17127 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17128 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17129 Force op1 into register.
17131 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17133 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17134 bubblestrap from always rebuilding build directory.
17136 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17138 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17139 ("*cmpmem_short"): Likewise.
17141 2005-01-17 Steven Bosscher <stevenb@suse.de>
17143 * basic-block.h: Document BB_* flags.
17144 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17145 use an sbitmap instead.
17146 * sched-rgn.c (compute_trg_info): Likewise.
17148 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17150 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17151 redundant target_cpu_default and extra_parts lines. Use the default
17153 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17154 (SUBTARGET_EXTRA_SPECS): Delete.
17155 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17156 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17157 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17158 and "n32" for -mabi=n32.
17160 2005-01-17 Ian Lance Taylor <ian@airs.com>
17163 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17164 fold constant variables into initial values.
17166 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17168 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17170 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17171 through the statements backward.
17173 2005-01-17 Ian Lance Taylor <ian@airs.com>
17175 PR middle-end/13127:
17176 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17177 a variable set to the return value of the inlined function.
17179 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17181 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17182 when modes are tieable.
17184 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17186 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17187 of pthread_create to find out if threads are enabled.
17188 * gthr-posix95.h (__gthread_active_p): Likewise.
17190 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17192 * common.opt (-fnew-ra): Remove.
17194 * toplev.h (flag_new_regalloc): Remove.
17195 * Makefile.in (ra*.*): Don't mention.
17196 * passes.c (rest_of_handle_new_regalloc): Remove.
17197 (rest_of_handle_combine, rest_of_compilation): Always consider
17198 flag_new_regalloc as false.
17199 * doc/invoke.texi: Don't document -fnew-ra.
17201 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17203 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17204 last parameter to reg_scan.
17205 * loop.c (loop_optimize): Likewise.
17206 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17207 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17208 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17209 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17210 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17211 * regclass.c (reg_scan): Likewise, for the declaration.
17212 * rtl.h (reg_scan): Likewise, for the prototype.
17214 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17217 mark_dfs_back_edges.
17219 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17221 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17222 (compute_avail): Uses don't go in tmp_gen.
17224 2005-01-16 Steven Bosscher <stevenb@suse.de>
17226 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17227 loop to look for a free slot in a page entry.
17229 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17232 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17233 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17234 just before targetm.asm_out.file_end.
17235 * tree.h (process_pending_assemble_output_defs): Declare.
17236 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17238 (assemble_alias): Defer generation of assembly code for defines when
17239 TARGET_DEFERRED_OUTPUT_DEFS is true.
17240 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17241 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17242 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17244 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17247 * pa.c (pa_scalar_mode_supported_p): New function.
17248 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17249 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17251 * pa-protos.h (prefetch_operand): Delete.
17252 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17253 * pa.c (prefetch_operand): Delete.
17254 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17255 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17256 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17257 and prefetch_nocc_operand.
17258 * pa.md (prefetch): Rework to avoid reload problems handling short
17259 displacements when a cache control completer needs to be provided.
17260 (prefetch_32, prefetch_64): Delete.
17261 (prefetch_cc, prefetch_nocc): New patterns.
17263 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17265 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17267 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17270 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17271 exceeds maximum alignment for global common data.
17272 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17273 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17275 2004-01-15 Roger Sayle <roger@eyesopen.com>
17277 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17279 2004-01-15 Roger Sayle <roger@eyesopen.com>
17281 * harg-reg-set.h (reg_class_names): Prototype global array.
17282 * regclass.c (reg_class_names): Declare here and initialize to
17284 (dump_regclass): Remove local declaration of reg_class_names.
17285 (regclass): Likewise.
17286 * cfg.c (dump_flow_info): Likewise.
17287 * ra-debug.c (reg_class_names): Likewise.
17288 * regrename.c (reg_class_names): Likewise.
17289 * reload.c (reg_class_names): Likewise.
17290 * reload1.c (spill_failure): Likewise.
17291 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17293 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17295 * config/s390/s390.md ("reload_outti"): Remove predicate for
17296 output operand. Abort if operand is not a MEM.
17297 ("reload_outdi", "reload_outdf"): Likewise.
17299 2005-01-15 Marc Espie <espie@openbsd.org>
17301 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17302 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17303 * config/openbsd.h: Fix C++ includes for native configurations.
17304 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17305 Add trampoline support.
17306 * config/i386/openbsdelf.h: New.
17308 2005-01-15 Marc Espie <espie@openbsd.org>
17310 * collect2.c (main): Explicitly parse -dynamic-linker option.
17312 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17314 PR tree-optimization/19060
17315 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17316 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17317 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17318 and handle extract_range_from_cond returning false.
17319 * fold-const.c (fold): Optimize comparisons with min/max even for
17320 width > HOST_BITS_PER_WIDE_INT.
17322 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17324 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17325 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17326 Remove little endian multilib variants.
17327 Add mips32 multilib variant.
17329 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17331 * explow.c (copy_all_reg, stabilize): Remove.
17332 * expr.h: Remove the corresponding prototypes.
17334 * rtlanal.c (regs_set_between_p): Remove.
17335 * rtl.h: Remove the corresponding prototype.
17337 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17339 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17340 to rs6000_nonimmediate_operand.
17341 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17342 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17343 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17344 rs6000_nonimmediate_operand.
17345 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17346 rs6000_nonimmediate_operand.
17348 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17350 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17352 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17354 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17356 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17357 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17359 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17360 (rs6k_nonimmediate_operand): New.
17361 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17363 (legitimate_lo_sum_address_p): Same.
17364 (rs6000_legitimize_address): Same.
17365 (rs6000_legitimize_reload_address): Same.
17366 (rs6000_legitimate_address): Same.
17367 (spe_build_register_parallel): Pass DF and DC modes in a DI
17370 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17371 to rs6k_nonimmediate_operand.
17373 * config/rs6000/spe.md ("*frob_df_di"): New.
17374 ("*frob_di_df"): New.
17375 ("*frob_di_df_2"): New.
17376 ("*mov_sidf_e500_subreg0"): New.
17377 ("*mov_sidf_e500_subreg4"): New.
17378 ("*movdf_e500_double"): Change predicate to
17379 rs6k_nonimmediate_operand.
17381 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17383 * postreload.c (move2add_note_store): Only call
17384 trunc_int_for_mode on scalar integers.
17386 2005-01-14 Steven Bosscher <stevenb@suse.de>
17388 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17389 replace BB_VISITED uses.
17390 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17391 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17392 (tree_dce_done): Free visited_control_parents.
17393 (perform_tree_ssa_dce): Allocate and clear it.
17394 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17395 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17396 instead of BB_VISITED.
17398 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17400 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17401 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17402 Remove unused prototypes.
17404 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17406 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17407 64-bit register usage.
17408 (spe_func_has_64bit_regs_p): Add FIXME note.
17410 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17412 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17413 flag_finite_math_only with flag_unsafe_math_optimizations.
17415 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17417 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17418 end-of-stack check.
17419 (__tpf_eh_return): Copy TPF private stack area from the module
17420 boundary stack frame. Add check for when module addresses are
17421 equal, but no stub address is found.
17423 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17426 * arm.h (struct machine_function): Add call_via field.
17427 (thumb_call_via_label): Declare.
17428 * arm.c (thumb_call_via_label): New variable.
17429 (thumb_call_reg_needed): New variable.
17430 (arm_output_function_epilogue): For Thumb code, output any per-function
17431 call-indirect trampolines.
17432 (thumb_call_via_reg): New function.
17433 (arm_file_end): New function.
17434 (TARGET_ASM_FILE_END): Call arm_file_end.
17435 (aof_file_end): Likewise.
17436 * arm-protos.h (thumb_call_via_reg): Declare.
17437 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17438 thumb_call_via_reg in normal case.
17440 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17442 PR middle-end/19084
17443 PR rtl-optimization/19348
17444 * recog.c (peephole2_optimize): Do global life update if some peephole
17445 decides it doesn't need at least one of its inputs and that change
17446 influences liveness at the start of the basic block.
17448 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17449 arguments instead of 1.
17451 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17453 PR middle-end/18820
17454 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17455 zero for nested functions needing a static chain or functions
17456 with a non-constant address.
17458 2005-01-13 Roger Sayle <roger@eyesopen.com>
17460 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
17461 (and (sign_extend X) C) into (zero_extend (and X C)).
17463 2005-01-13 David O'Brien <obrien@FreeBSD.org>
17465 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
17467 2005-01-13 Richard Henderson <rth@redhat.com>
17472 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
17473 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
17474 not just TARGET_SSE.
17475 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
17476 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
17477 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
17478 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
17479 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
17480 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
17481 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
17482 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
17483 (movdicc_c_rex64): Rename with '*'.
17484 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
17485 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
17486 (movsfcc_1_387): Rename from movsfcc_1.
17487 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
17488 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
17489 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
17490 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
17491 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
17492 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
17493 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
17494 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
17495 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
17496 sse_movdfcc_const0_4): Remove.
17497 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
17498 recognize min/max early. Update for changed sse cmove patterns.
17499 (ix86_split_sse_movcc): New.
17500 * config/i386/i386-protos.h: Update.
17502 2005-01-13 Steven Bosscher <stevenb@suse.de>
17504 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
17505 (fix_stmt_v_may_defs): Likewise.
17507 2005-01-13 Richard Henderson <rth@redhat.com>
17509 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
17510 for converting the mask.
17512 2005-01-13 David Edelsohn <edelsohn@gnu.org>
17514 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
17517 2005-01-13 Richard Henderson <rth@redhat.com>
17519 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
17520 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
17521 IX86_BUILTIN_MOVDQ2Q): Remove.
17522 (IX86_BUILTIN_VEC_EXT_V4SI): New.
17523 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
17524 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
17526 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
17527 (sse2_pextrw): Fix immediate constraint.
17528 (sse2_loadq, sse2_loadq_rex64): Remove.
17529 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
17530 Use __builtin_ia32_vec_ext_<size>.
17531 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
17533 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
17535 * function.c (assign_parm_setup_block): Look inside original
17536 entry_parm when inspecting PARALLEL.
17538 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17539 Joel Sherrill <joel@oarcorp.com>
17542 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
17543 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
17544 rtems_gxx_recursive_mutex_init.
17545 (__gthread_recursive_mutex_lock): New function.
17546 (__gthread_recursive_mutex_trylock): Likewise.
17547 (__gthread_recursive_mutex_unlock): Likewise.
17549 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17551 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
17553 2005-01-13 Jan Beulich <jbeulich@novell.com>
17555 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
17556 (ashrti3_internal): Indicate output is early clobber. Generate result
17557 into output rather than first input. Use move for low word of output
17558 if shift count is exactly 64.
17559 (lshrti3_internal): Likewise.
17561 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
17565 * reload1.c (delete_output_reload): Don't delete an output reload
17566 if the pseudo lives longer than a single basic block. Adjust and
17567 improve wording of comment.
17569 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
17572 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
17573 of TYPE_SIZE where we mean the number of bytes.
17575 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
17577 * function.c (assign_parm_setup_block): Relax condition on
17578 multi-register optimization.
17580 2005-01-12 Nick Clifton <nickc@redhat.com>
17582 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
17583 an "in_delay_slot" attribute of "no" to prevent them being used in
17584 delay slots. This is forbidden because they might generate
17587 2005-01-12 Alan Modra <amodra@bigpond.net.au>
17590 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
17591 with r->Y and Y->r.
17593 2005-01-12 Nick Clifton <nickc@redhat.com>
17595 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
17596 passed on to GAS) but do not define, as GAS no longer supports or
17597 needs the -m2000 option.
17599 2005-01-11 Roger Sayle <roger@eyesopen.com>
17601 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17602 type as args of unprototyped builtins aren't automatically promoted.
17603 (fold_builtin_abs): Likewise.
17605 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17607 * Makefile.in: Set a `build-warn' variable.
17609 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17611 PR tree-optimization/17949
17612 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17613 (find_interesting_uses_address): Use it.
17615 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17617 * regrename.c (kill_value): Handle subreg's that won't simplify.
17619 2005-01-11 Richard Henderson <rth@redhat.com>
17622 * config/i386/i386.h (enum ix86_builtins): Move ...
17623 * config/i386/i386.c: ... here.
17624 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17625 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17626 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17627 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17628 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17629 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17630 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17631 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17632 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17633 IX86_BUILTIN_LOADDDUP): Remove.
17634 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17635 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17636 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17637 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17638 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17639 (ix86_init_builtins): Make static.
17640 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17641 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17642 if all the modes match. Otherwise, fake it.
17643 (get_element_number, ix86_expand_vec_init_builtin,
17644 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17645 (ix86_expand_builtin): Make static. Update for changed builtins.
17646 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17647 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17648 (ix86_expand_vector_init_duplicate): New.
17649 (ix86_expand_vector_init_low_nonzero): New.
17650 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17651 Split out from ix86_expand_vector_init; handle integer modes.
17652 (ix86_expand_vector_init): Use them.
17653 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17654 * config/i386/i386-protos.h: Update.
17655 * config/i386/predicates.md (reg_or_0_operand): New.
17656 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17657 (movv2sf_internal): Likewise. And a splitter to match them all.
17658 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17659 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17660 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17661 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17662 (mmx_pinsrw): Fix operand ordering.
17663 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17664 rather than sse_loadss expander.
17665 (movv2df splitter): Similarly.
17666 (sse_loadss, sse_loadlss): Remove.
17667 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17668 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17669 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17670 (sse3_movddup): Rename with '*'.
17671 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17672 (sse2_loadsd): Remove.
17673 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17674 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17675 (sse2_pinsrw): Fix argument ordering.
17676 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17677 (sse2_stored): Remove 'r' destination.
17678 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17679 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17680 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17681 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17682 vec_extractv16qi, vec_initv16qi): New.
17684 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17685 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17686 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17688 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17689 (_mm_load_si128, _mm_store_si128): Likewise.
17690 (_mm_load1_pd): Use _mm_set1_pd.
17691 (_mm_load_sd): Use _mm_set_sd.
17692 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17693 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17694 (_mm_set_epi64): Use _mm_set_epi64x.
17695 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17696 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17697 _mm_setr_epi8): Use _mm_set_foo form.
17698 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17699 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17700 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17701 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17702 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17703 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17704 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17705 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17706 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17707 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17708 (_mm_movedup_pd): Use _mm_shuffle_pd.
17709 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17710 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17711 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17712 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17713 Use _mm_setzero_ps.
17714 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17715 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17716 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17717 (_mm_store_ps): Use raw dereference.
17718 (_mm_store1_ps): Use _mm_storeu_ps.
17719 (_mm_storer_ps): Use _mm_store_ps.
17720 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17721 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17723 2005-01-11 Stan Shebs <shebs@apple.com>
17725 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17726 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17728 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17731 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17732 Skip all DECLs except for FIELD_DECLs.
17734 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17736 * config/s390/s390.c (override_options): Return error if
17737 -mbackchain, -mpacked-stack and -mhard-float are used together.
17738 (s390_va_start): Remove the backchain && packed-stack special case.
17739 (s390_gimplify_va_arg): Likewise.
17740 * doc/invoke.texi: Remove the ABI incompatibility note.
17742 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17744 * config/s390/s390.c (struct s390_frame_layout): Remove
17746 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17747 save_backchain_p with TARGET_BACKCHAIN.
17749 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17752 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17753 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17754 * function.c (locate_and_pad_parm): Set new field.
17755 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17756 Tweak where_pad test to include "none". Always set mem align for
17758 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17759 not sufficient for type.
17760 (assign_parm_setup_block): If stack_parm is zero on entry, always
17761 make a new stack local. Block move old stack parm if necessary
17762 to new aligned stack local.
17763 (assign_parm_setup_stack): Use a block move to handle
17764 potentially misaligned entry_parm.
17765 (assign_parms_unsplit_complex): Specify required alignment when
17766 creating stack local.
17767 * calls.c (compute_argument_addresses): Override alignment of stack
17768 arg calculated from its type with the alignment given by
17769 FUNCTION_ARG_BOUNDARY.
17770 (store_one_arg): Likewise.
17772 2005-01-11 Jan Beulich <jbeulich@novell.com>
17774 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17775 Change respective itanium_class attribute to ialu.
17776 (shladdp4_internal): New.
17777 * config/ia64/predicates.md (shladd_log2_operand): New.
17779 2005-01-11 Richard Henderson <rth@redhat.com>
17781 * expr.c (store_constructor): Use rtvec_alloc instead of
17782 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17784 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17786 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17788 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17790 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17791 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17792 (TARGET_RWRELOC): Define.
17793 (ia64_rwreloc_section_type_flags): Delete.
17794 (ia64_section_type_flags): New function.
17795 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17796 (TARGET_RWRELOC): Define.
17798 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17801 * config/ia64/ia64.c (process_set): For alloc insn, only call
17802 process_epilogue is !frame_pointer_needed.
17804 2005-01-10 Roger Sayle <roger@eyesopen.com>
17807 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17808 unary operator and can't be treated as a binary/comparison operator.
17810 2005-01-10 Richard Henderson <rth@redhat.com>
17812 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17813 (ix86_return_in_memory): Likewise.
17814 (function_arg_advance): Likewise. Mirror structure in function_arg
17815 for choosing register to advance.
17817 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17819 * tree-vectorizer.c, tree.def: Fix comment typos.
17821 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17823 * config/s390/s390.c (struct processor_costs): 4 new fields:
17824 ddbr, ddr, debr, der.
17825 (s390_rtx_costs): More precise handling of divide instructions.
17827 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17829 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17831 2005-01-10 Jan Beulich <jbeulich@novell.com>
17833 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17834 names resulting from -ffunction-sections/-fdata-sections and linkonce
17836 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17837 based on the section name. Rearrange the section name comparison logic
17838 slightly so that each section name is compared against at most once.
17840 2005-01-10 Ben Elliston <bje@au.ibm.com>
17842 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17843 targets for which -fPIC reduces limitations on the GOT size.
17845 2005-01-09 Falk Hueffner <falk@debian.org>
17847 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17850 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17853 * collect2.c (main): Set aixrtl_flag for -brtl option.
17854 (resolve_lib_name): Search for .so file extension before .a
17855 if aixrtl_flag set.
17857 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17859 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17860 (vect_analyze_data_refs_alignment): Add dump prints.
17862 2005-01-09 Ira Rosen <irar@il.ibm.com>
17864 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17865 expr_invariant_in_loop_p.
17866 Initialize outputs first thing in the function.
17867 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17868 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17869 (vect_analyze_pointer_ref_access): Check that the initial condition of
17870 the access function is loop invariant.
17872 2005-01-09 Richard Henderson <rth@redhat.com>
17874 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17875 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17876 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17877 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17878 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17879 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17880 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17881 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17882 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17883 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17884 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17885 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17886 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17887 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17888 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17889 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17890 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17891 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17892 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17893 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17894 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17895 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17896 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17898 (mmx_clrdi, pavgusb): Remove.
17899 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17900 with leading sse_ prefix.
17901 * config/i386/sse.md: Receive them.
17902 * config/i386/mmx.md: New file.
17903 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17904 (subrv2sf3): Turn into expander for normal subtraction.
17905 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17906 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17907 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17908 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17909 commutative; use ix86_binary_operator_ok.
17910 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17911 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17912 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
17913 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
17914 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
17915 Macroize from existing patterns; use ix86_binary_operator_ok.
17916 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
17917 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
17918 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
17919 with vec_select+vec_concat.
17920 (mmx_pshufw, mmx_pshufw_1): Likewise.
17921 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
17922 (mmx_uavgv4hi3): Model correctly.
17923 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
17924 _mm_xor_si64): Remove casts.
17926 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17928 PR tree-optimization/19224
17929 * tree-scalar-evolution.c (get_instantiated_value,
17930 set_instantiated_value): New functions.
17931 (instantiate_parameters_1): Cache the results.
17932 (instantiate_parameters, resolve_mixers): Initialize and free
17935 2005-01-08 David Edelsohn <edelsohn@gnu.org>
17937 * config/i386/i386.md (addhi_4): Correct reference in comment.
17940 2005-01-08 Richard Henderson <rth@redhat.com>
17942 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
17943 (_mm_cvtsi128_si64x): Likewise.
17944 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
17945 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
17946 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
17947 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
17948 * config/i386/i386-protos.h: Update.
17949 * config/i386/i386.c (print_operand): Add 'H'.
17950 (ix86_fixup_binary_operands): Split out from ...
17951 (ix86_expand_binary_operator): ... here.
17952 (ix86_fixup_binary_operands_no_copy): New.
17953 (ix86_expand_fp_absneg_operator): Handle vector mode results.
17954 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
17955 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
17956 (safe_vector_operand): Use CONST0_RTX.
17957 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
17958 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
17959 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
17960 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
17962 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
17963 (IX86_BUILTIN_CMPNGESS): New.
17964 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
17965 (attr type): Add sselog1.
17966 (attr unit, attr memory): Handle it.
17967 (movti, movti_internal, movti_rex64): Move near other integer moves.
17968 (movtf, movtf_internal): Move near other fp moves.
17969 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
17970 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
17971 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
17972 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
17973 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
17974 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
17975 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
17976 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
17977 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
17978 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
17979 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
17980 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
17981 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
17982 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
17983 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
17984 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
17985 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
17986 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
17987 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
17988 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
17989 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
17990 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
17991 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
17992 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
17993 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
17994 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
17995 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
17996 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
17997 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
17998 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
17999 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18000 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18001 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18002 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18003 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18004 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18005 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18006 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18007 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18008 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18009 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18010 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18011 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
18012 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18014 (SSEPUSH, push<SSEPUSH>): Remove.
18015 (MMXPUSH, push<MMXPUSH>): Remove.
18016 (sse_movaps, sse_movaps_1, sse_movups): Remove.
18017 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18018 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18019 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18020 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18021 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18022 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18023 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18024 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18025 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18026 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18027 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
18028 (ppro_sse_log_V4SF): Handle sselog1.
18029 * config/i386/predicates.md (const_0_to_1_operand): New.
18030 (const_0_to_255_mul_8_operand): New.
18031 (const_1_to_31_operand): Rename from const_int_1_31_operand.
18032 (const_2_to_3_operand, const_4_to_7_operand): New.
18033 * config/i386/sse.md: New file.
18034 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18035 (sse_movups): Rename from sse_movups_1.
18036 (sse_loadlss): Rename from sse_loadss_1.
18037 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18039 (negv4sf2): Use ix86_expand_fp_absneg_operator.
18040 (absv4sf2, negv2df, absv2df): New.
18041 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18042 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18043 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18044 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18045 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18046 (sse3_addsubv4sf3): Model correctly.
18047 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18048 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18049 (sse_movhlps): Model with vec_select+vec_concat.
18050 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18051 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18052 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18053 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18054 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18055 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18056 sse2_pshufhw_1): Likewise.
18057 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18058 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18059 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18060 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18061 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18062 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18063 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18064 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18065 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18066 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18067 sminv8hi3): Mark commutative
18068 operands. Use ix86_binary_operator_ok.
18069 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18070 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18071 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18072 sse2_punpcklqdq): Allow operand2 in memory.
18073 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18074 sse2_movsd): Add memory alternatives.
18075 (sse_storelps): Turn expander into an insn; split after reload.
18076 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18077 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18079 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18081 * configure.ac (DWARF-2 debug_line): Use objdump.
18082 * configure: Regenerate.
18084 2005-01-08 Jeff Law <law@redhat.com>
18085 Diego Novillo <dnovillo@redhat.com>
18087 PR tree-optimization/18241
18088 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18089 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18090 statements with volatile operands.
18091 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18092 operands after marking a statement with has_volatile_ops.
18094 2005-01-08 Roger Sayle <roger@eyesopen.com>
18096 * tree.c (int_fits_type_p): Always honor integer constant
18097 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18099 2005-01-08 Roger Sayle <roger@eyesopen.com>
18101 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18102 the latent bug in rtl_delete_block has been resolved.
18104 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18106 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18107 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18111 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18112 library as @multilib_dir@/$(SHLIB_SONAME).
18114 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18116 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18117 * configure: Regenerate.
18119 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18121 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18124 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18127 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18128 Convert non-word aligned offset address using ld/std into
18131 2005-01-07 Richard Henderson <rth@redhat.com>
18133 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18135 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18137 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18139 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18141 PR tree-optimization/19283
18142 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18143 is not shorter than the original type.
18145 PR rtl-optimization/19012
18146 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18148 PR rtl-optimization/18861
18149 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18150 (FULL_STATE): Define.
18151 (mark_tablejump_edge): New function.
18152 (purge_dead_tablejump_edges): New function.
18153 (find_bb_boundaries): Use it.
18155 PR tree-optimization/18828
18156 * builtins.c (expand_builtin_next_arg): Remove argument and all
18157 the argument checking.
18158 (expand_builtin): Adjust caller.
18159 (expand_builtin_va_start): Likewise. Remove error for too many
18161 (fold_builtin_next_arg): Issue error for too many arguments.
18162 After checking arguments, replace them with magic arguments that
18163 prevent further checking of the args.
18165 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18167 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18169 2005-01-06 Roger Sayle <roger@eyesopen.com>
18172 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18173 and %{.S:...} (and their negative variants) to test whether the
18174 input file is assembler or pre-processed-assembler independent of
18175 the actual filename extension.
18177 2005-01-06 Roger Sayle <roger@eyesopen.com>
18179 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18180 of sign or zero extended values.
18182 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18184 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18185 for IBM long double format correctly.
18187 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18189 Fix PR tree-optimization/18792
18191 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18192 to first_loop_depth, and use loop depth instead of loop number.
18193 (build_classic_dir_vector): Ditto.
18194 (compute_data_dependences_for_loop): Use depth, not loop number.
18195 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18196 number. Pass in loops, instead of loop numbers.
18197 (gather_interchange_stats): Ditto.
18198 (linear_transform_loops): Ditto.
18200 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18203 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18204 biv_fits_mode_p, extension_within_bounds_p): New functions.
18205 (check_ext_dependent_givs): Use them.
18207 2005-01-06 Roger Sayle <roger@eyesopen.com>
18209 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18210 more than one barrier, in which case we should delete them all.
18212 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18214 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18216 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18218 Fix PR middle-end/19286
18220 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18221 output this subprogram, simply ignore this attempt to do it again.
18222 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18223 origin attribute if it's not possible.
18224 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18225 (decls_for_scope): Ditto.
18226 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18227 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18229 2005-01-05 Richard Henderson <rth@redhat.com>
18232 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18233 (bdesc_2arg): Use it.
18234 (ix86_expand_binop_builtin): Force operands into registers
18236 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18237 ix86_expand_sse_compare, ix86_expand_sse_comi,
18238 ix86_expand_builtin): Likewise.
18240 2005-01-05 Richard Henderson <rth@redhat.com>
18242 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18244 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18245 (mulv4hi3): Set itanium_class mmmul.
18246 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18247 (fpack): Rename from fpack_sfsf.
18249 2005-01-05 Richard Henderson <rth@redhat.com>
18252 * reload1.c (do_input_reload): Restrict the optimization deleteing
18253 a previous output reload to RELOAD_FOR_INPUT.
18255 2005-01-05 Steven Bosscher <stevenb@suse.de>
18257 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18258 comment that we fall through after case.
18259 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18260 (distribute_links): Likewise.
18261 * cse.c (cse_insn): Likewise.
18262 * cselib.c (cselib_invalidate_mem): Likewise.
18263 * df.c: Update comments at the top of the file.
18264 (read_modify_subreg_p): Update comments here too.
18265 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18266 * flow.c (mark_set_1): Likewise.
18267 (mark_used_regs): Likewise.
18268 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18269 (canon_list_insert): Likewise.
18270 (mark_set): Likewise.
18271 (try_replace_reg): Likewise.
18272 (store_killed_in_insn): Likewise.
18273 * loop.c (count_one_set): Likewise.
18274 (basic_induction_var): Likewise.
18275 * postreload-gcse.c (find_mem_conflicts): Likewise.
18276 * postreload.c (reload_combine_note_store): Likewise.
18277 (move2add_note_store): Likewise.
18278 * reload.c (find_equiv_reg): Likewise.
18279 (mark_referenced_resources): Likewise.
18280 * rtlanal.c (set_noop_p): Likewise.
18281 (note_stores): Likewise.
18282 (note_uses): Likewise.
18283 * sched-deps.c (sched_analyze_1): Likewise.
18284 * sched-rgn.c (check_live_1): Likewise.
18285 (update_live_1): Likewise.
18286 * config/i860/i860.c: Likewise.
18288 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18290 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18292 * doc/rtl.texi: Update documentation for bit-fields and SET.
18294 2005-01-05 Roger Sayle <roger@eyesopen.com>
18296 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18298 2005-01-05 Jan Hubicka <jh@suse.cz>
18299 Richard Henderson <rth@redhat.com>
18302 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18305 2005-01-05 Richard Henderson <rth@redhat.com>
18308 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18309 (sse_shufps): Change operand 3 to const_int_operand.
18310 (sse2_storelps): Fix typo in template.
18311 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18312 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18313 (ix86_expand_builtin): Likewise.
18315 2005-01-05 Julian Brown <julian@codesourcery.com>
18317 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18318 as aggregates for AAPCS ABIs.
18320 2005-01-05 Stan Shebs <shebs@apple.com>
18322 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18323 Mach-O getters if ppc64.
18324 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18326 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18327 signed four-byte field for global code case.
18328 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18330 2005-01-05 Roger Sayle <roger@eyesopen.com>
18332 PR middle-end/19100
18333 * c-common.c: Include real.h.
18334 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18335 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18336 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18337 * Makefile.in (c-common.o): Update dependencies.
18339 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18341 * c-parse.in (asm_string): Add trailing semicolon.
18343 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18345 * c-parse.in (asm_string): New. Don't allow wide strings in
18347 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18348 asm_string instead of STRING.
18350 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18352 * c-typeck.c (constructor_no_implicit): Remove.
18353 (set_designator, process_init_element): Don't check
18354 constructor_no_implicit.
18356 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18357 Kaz Kojima <kkojima@gcc.gnu.org>
18360 * lcm.c (create_pre_exit): New.
18361 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18362 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18364 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18366 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18367 -msoft-float in target_float_switch.
18368 * arm.c (arm_override_options): Fix processing of target_float_switch.
18370 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18372 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18375 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18377 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18378 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18380 2005-01-04 Roger Sayle <roger@eyesopen.com>
18382 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18383 if deleting the then-block allows the test-block to fallthru to the
18386 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18389 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18390 after the full declaration if the are in two different TUs.
18392 2005-01-04 Richard Henderson <rth@redhat.com>
18395 * tree-sra.c (generate_one_element_init): Just
18396 call gimplify_and_add.
18397 (generate_element_init): Record the
18398 new referenced variables and mark them for renaming
18399 and split out to ...
18400 (generate_element_init_1): This.
18401 (scalarize_init): Don't call push_gimplify_context/
18402 pop_gimplify_context.
18404 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18406 * toplev.c (get_src_pwd): Handle failure of getpwd().
18408 2005-01-04 Roger Sayle <roger@eyesopen.com>
18410 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18412 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18413 all the cases handled by it are inverted by invert_truthvalue.
18415 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18417 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18418 (save_register_windowsi): Likewise.
18420 2005-01-04 Richard Henderson <rth@redhat.com>
18422 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18424 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18426 PR middle-end/17767
18427 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18428 any simplifications of vector mode comparison operators.
18429 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18431 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18432 Devang Patel <dpatel@apple.com>
18434 PR tree-optimization/18308
18435 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18436 the operands before creating a new expression.
18437 * dojump.c (do_jump): Make drop_through_label available
18438 for all cases. Add expansion of COND_EXPR.
18440 2005-01-04 Ira Rosen <irar@il.ibm.com>
18442 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18443 INTEGER_CST instead of TREE_CONSTANT.
18444 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18445 instead of TREE_CONSTANT.
18446 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18447 instead of TREE_CONSTANT.
18449 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18451 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18453 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18456 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
18457 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
18459 2005-01-03 Richard Henderson <rth@redhat.com>
18461 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
18462 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
18463 fold_convert_const_real_from_real): Split out from ...
18464 (fold_convert_const): ... here.
18466 2005-01-03 Richard Henderson <rth@redhat.com>
18469 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
18470 (mov<MMXMODEI>_internal): Likewise.
18471 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
18472 Add V2SF case; use it for SSE1; don't use TI.
18473 (movdf_integer): Likewise.
18474 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
18476 2005-01-03 Ira Rosen <irar@il.ibm.com>
18478 * tree-vectorizer.c (vect_strip_conversions): New function.
18479 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
18480 check for binary class.
18482 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
18486 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
18488 * gimple-low.c (mark_blocks_with_used_vars): New function.
18489 (mark_blocks_with_used_subblocks): Ditto.
18490 (mark_used_blocks): Ditto.
18491 (pass_mark_used_blocks): New pass.
18492 * tree-inline.c: Include debug.h.
18493 (expand_call_inline): Call outlining_inline_function here.
18494 * tree-optimize.c (init_tree_optimization_passes): Add
18495 pass_mark_used_blocks.
18496 * tree-pass.h (pass_mark_used_blocks): New.
18497 * Makefile.in (tree-inline.o): Add debug.h dependency.
18499 2005-01-03 Geoffrey Keating <geoffk@apple.com>
18501 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
18502 VAR_DECLs to have weak_import attribute.
18504 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
18507 2004-01-03 Steven Bosscher <stevenb@suse.de>
18509 * passes.c (rest_of_compilation): Don't run regmove if only
18510 flag_expensive_optimizations, require flag_regmove instead.
18512 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18514 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
18516 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
18517 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18518 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
18519 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18521 2005-01-03 Richard Henderson <rth@redhat.com>
18523 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
18524 (ia64_const_ok_for_letter_p): New.
18525 (ia64_const_double_ok_for_letter_p): New.
18526 (ia64_extra_constraint): New.
18527 (ia64_expand_vecint_compare): New.
18528 (ia64_expand_vcondu_v2si): New.
18529 (ia64_expand_vecint_cmov): New.
18530 (ia64_expand_vecint_minmax): New.
18531 (ia64_print_operand): Add 'v'.
18532 (ia64_preferred_reload_class): New.
18533 (ia64_vector_mode_supported_p): New.
18534 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
18535 (PREFERRED_RELOAD_CLASS): Move to function.
18536 (CONST_OK_FOR_LETTER_P): Move to function.
18537 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
18538 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
18539 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
18540 (EXTRA_CONSTRAINT): Move to function.
18541 * config/ia64/ia64.md: Include vect.md.
18542 (itanium_class): Add mmalua.
18544 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
18546 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
18547 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
18549 (const_int_2bit_operand): New.
18550 (fr_reg_or_0_operand): New.
18551 * config/ia64/ia64-modes.def: Add vector modes.
18552 * config/ia64/ia64-protos.h: Update.
18553 * config/ia64/vect.md: New file.
18555 2005-01-03 Richard Henderson <rth@redhat.com>
18557 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
18559 2005-01-03 Uros Bizjak <uros@kss-loka.si>
18562 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
18564 (log1pdf2): Change mode of operands[0,1] to DFmode.
18566 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18568 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
18569 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
18570 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
18571 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
18572 SPARC_RELAXED_ORDERING.
18574 2005-01-03 Richard Henderson <rth@redhat.com>
18575 Uros Bizjak <uros@kss-loka.si>
18578 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
18579 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
18580 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
18582 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
18583 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
18584 const_pow2_1_to_128_operand): New predicates.
18586 2005-01-02 Greg McGary <greg@mcgary.org>
18588 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
18590 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
18591 object. [ptr_type]: Remove unused variable.
18592 Remember nearest addressable array-element or record-component
18593 when checking bitfield components. Tolerate empty BIND_EXPR.
18595 2005-01-01 Richard Henderson <rth@redhat.com>
18597 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
18598 that don't narrow the value. Fail for other conversions.
18600 2005-01-01 Richard Henderson <rth@redhat.com>
18603 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18604 * c-lang.c (finish_file): Don't do it here.
18605 * objc/objc-act.c (objc_finish_file): Likewise.
18607 * cgraph.c (decl_assembler_name_equal): New.
18608 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18609 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18610 * cgraph.h (struct cgraph_varpool_node): Add next.
18611 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18612 * varasm.c (assemble_alias): Mark the target as needed.
18614 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18616 PR middle-end/19221
18617 * function.c (get_arg_pointer_save_area): Use entry_of_function
18618 instead of get_insns.
18620 2005-01-01 Roger Sayle <roger@eyesopen.com>
18621 Andrew Pinski <pinskia@physics.uc.edu>
18622 James E. Wilson <wilson@specifixinc.com>
18624 PR rtl-optimization/12092
18625 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18628 2005-01-01 Roger Sayle <roger@eyesopen.com>
18629 Olivier Hainque <hainque@act-europe.fr>
18631 * tree.c (int_fits_type_p): A narrower type always fits in a
18632 wider one, except for negative values into unsigned types.
18634 2005-01-01 Roger Sayle <roger@eyesopen.com>
18636 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18637 with the original constant rather than require TREE_OVERFLOW.
18639 2005-01-01 Steven Bosscher <stevenb@suse.de>
18641 PR middle-end/17544
18642 * c-decl.c (finish_function): If compiling C99, annotate the
18643 compiler generated return with the current file name and line 0.
18644 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18645 the source line is greater than 0.
18646 (remove_bb): Likewise.