1 2005-05-26 Mike Stump <mrs@apple.com>
3 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
6 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
8 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
9 See through ADDR_EXPR in finding place to propagate into.
11 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
13 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
14 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
15 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
16 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
17 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
18 tree-ssa-operands.c, tree-vect-analyze.c,
19 tree-vect-transform.c, tree-vectorizer.c, tree.c,
20 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
21 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
22 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
24 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
25 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
26 config/sh/ushmedia.h, config/sparc/sparc.c,
27 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
28 typos. Follow spelling conventions.
29 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
30 Follow spelling conventions.
32 2005-05-26 David Ung <davidu@mips.com>
34 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
35 that determines whether the MIPS32/64 R2 ext/ins should be used.
36 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
37 * config/mips/mips.md (extzv): Changed predicate for operand to
38 nonimmediate_operand. Add code to generate insn patterns for
40 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
41 (insv): Similarly for insertion.
42 (insv<mode>): Similarly.
44 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
46 * simplify-rtx.c (avoid_constant_pool_reference): Support
47 offsetted addresses in the constant pool.
49 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
51 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
52 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
54 2005-05-26 Jakub Jelinek <jakub@redhat.com>
57 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
58 found in the basic block and last insn in the basic block is not
59 INSN_P. Remove explicit unspec numbers that are no longer valid
62 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
64 * tree-vect-transform.c (vectorizable_operation): Try word_mode
65 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
66 if a vector mode is available.
68 2005-05-25 Roger Sayle <roger@eyesopen.com>
71 * fold-const.c (const_binop): Check for division by zero during
74 2005-05-26 Ian Lance Taylor <ian@airs.com>
76 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
77 having a declaration after a statement.
79 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
81 * opt-functions.awk (var_type): New function.
82 (var_set): Use CLVC_STRING if var_type returns "const char *".
83 * opth-gen.awk: Use var_type to find out the types of variables.
84 Don't print comments above each "extern" definition.
85 * optc-gen.awk: Use var_type in the same way.
86 * opts.h (cl_var_cond): Rename to...
87 (cl_var_type): ...this. Add CLVC_STRING.
88 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
90 * opts.c (handle_option, option_enabled): Update after above name
91 change. Cast flag_var before using it. Handle CLVC_STRING.
93 * config/alpha/alpha.h (alpha_tls_size): Delete.
94 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
95 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
96 (alpha_fptm_string, alpha_mlat_string): Delete.
97 (alpha_handle_option): Don't set the above variables here. Use the
98 integer argument to check the validity of -mtls-size=.
99 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
100 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
101 (mtls-size=): Likewise. Convert to a UInteger and initialize the
104 * config/arc/arc.c (arc_cpu_string, arc_text_string)
105 (arc_data_string, arc_rodata_string): Delete.
106 (arc_handle_option): Don't set the above variables here.
107 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
110 * config/arm/arm.c (target_fpu_name, target_fpe_name)
111 (target_float_abi_name, target_abi_name, structure_size_string)
112 (arm_pic_register_string): Delete.
113 (arm_handle_option): Don't set the above variables here, except
114 in the handling of -mhard-float and -msoft-float.
115 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
116 (mpic-register=, mstructure-size-boundary=): Add Var()s.
118 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
119 (avr_handle_option): Delete.
120 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
123 * config/bfin/bfin.c (bfin_library_id): Delete.
124 (bfin_handle_option): Don't set it.
125 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
127 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
128 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
129 (c4x_handle_option): Don't set c4x_rpts_cycles here.
130 * config/c4x/c4x.opt (mrpts=): Add Var().
132 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
133 cris_elinux_stacksize_str here.
134 * config/cris/aout.opt (melinux-stacksize=): Add Var().
135 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
136 (cris_tune_str, cris_elinux_stacksize_str): Delete.
137 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
138 (cris_tune_str, cris_elinux_stacksize_str): Delete.
139 (cris_handle_option): Don't set the above variables here.
140 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
141 (max-stackframe=): Add Var()s.
143 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
144 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
145 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
146 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
147 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
148 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
149 (ix86_handle_option): Don't set the above variables here.
150 * config/i386/i386.opt (malign-functions=, malign-jumps=)
151 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
152 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
155 * config/ia64/ia64.h (ia64_tls_size): Delete.
156 * config/ia64/ia64.c (ia64_tls_size): Delete.
157 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
158 reading the integer argument from the "value" parameter. Don't
159 set ia64_tls_size here.
160 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
161 Add Var() and Init().
163 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
164 (m32r_cache_flush_trap): Delete.
165 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
166 (m32r_cache_flush_trap): Delete.
167 (m32r_handle_option): Don't set the above variables when handling
168 -mflush-func= and -mflush-trap=.
169 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
172 * config/mips/mips.h (mips_cache_flush_func): Delete.
173 * config/mips/mips.c (mips_arch_string, mips_tune_string)
174 (mips_cache_flush_func): Delete.
175 (mips_handle_option): Don't set the above variables when handling
176 -march=, -mtune= and -mflush-func=.
177 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
179 * config/s390/s390.c (s390_arch_string): Delete.
180 (s390_handle_option): Don't set it here.
181 * config/s390/s390.opt (march=): Add Var().
183 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
184 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
185 (sparc_handle_option): Don't set it here.
186 * config/sparc/sparc.opt (mcmodel=): Add Var().
188 2005-05-25 Roger Sayle <roger@eyesopen.com>
190 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
191 call to convert_to_integer by building the NOP_EXPR directly.
193 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
195 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
197 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
198 Jeff Law <law@redhat.com>
200 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
201 constant and side_effects of the ADDR_EXPR are consistent.
203 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
204 appropriately around calls to recompute_tree_invarant_for_addr_expr.
206 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
208 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
209 (s390_function_arg, s390_gimplify_va_arg): Use them.
210 (s390_register_info): Save only required subset of argument
211 registers into save area for va_list.
212 (s390_va_start): Initialize only required elements of va_list struct.
213 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
215 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
217 * reload1.c (verify_initial_elim_offsets): Return boolean status
219 (reload): Adapt verify_initial_elim_offsets call site. Restart
220 main loop if some initial elimination offsets changed.
222 2005-05-25 Adam Nemet <anemet@lnxw.com>
224 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
225 of -mno-svr4-struct-return.
227 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
229 Fix PR tree-optimization/21705
231 * tree-ssa-pre.c (in_fre): New static variable.
232 (create_value_expr_from): Recursively value number reference ops
234 (can_value_number_call): Temporary restrict only exists for
237 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
239 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
240 sizeof (bitmap *) with sizeof (bitmap).
242 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
244 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
247 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
249 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
252 2005-05-25 Jan Hubicka <jh@suse.cz>
254 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
255 * cgraph.c (cgraph_create_node): Reset estimated_growth.
256 * cgraph.h (cgraph_global_info): Add estimated_growth.
257 * ipa-inline.c: Include coverage.h
258 (max_insns, max_count): New static variables.
259 (cgraph_estimate_size_after_inlining): Cache the result.
260 (cgraph_estimate_growth):
261 * passes.c (rest_of_clean_state): Kill coverage_end_function.
262 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
263 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
265 (ipa_passes): Initialize bitmaps.
267 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
269 * loop-doloop.c: Include "target.h".
270 (doloop_valid_p): Move tests to function in targhooks.c.
271 * target.h (struct gcc_target): New target hook
272 "insn_valid_within_doloop".
273 * target-def.h: Define default value for "insn_valid_within_doloop".
274 (TARGET_INITIALIZER): Insert new target hook into initializer.
275 * targhooks.c (default_insn_valid_within_doloop): New function.
276 * targhooks.h (default_insn_valid_within_doloop): Declare.
277 * hooks.c (hook_bool_rtx_true): New function.
278 * hooks.h (hook_bool_rtx_true): Declare.
279 * doc/tm.texi: Add documentation for new target hook.
281 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
284 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
285 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
286 (sparc_tls_referenced_p): New prototype.
287 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
288 (sparc_expand_move): Look for TLS addresses with constant offsets.
289 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
290 tls_symbolic_operand.
291 (legitimate_pic_operand_p): Likewise.
292 (legitimate_address_p): Likewise.
293 (legitimize_address): Likewise.
294 (sparc_tls_symbol_ref_1): New function.
295 (sparc_tls_referenced_p): New function.
296 * config/sparc/predicates.md (tgd_symbolic_operand): Use
297 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
298 (tld_symbolic_operand): Likewise.
299 (tie_symbolic_operand): Likewise.
300 (tle_symbolic_operand): Likewise.
302 2005-05-24 DJ Delorie <dj@redhat.com>
304 * common.opt (-Wattributes): New. Default true.
305 * doc/invoke.texi (-Wno-attributes): Document.
307 * attribs.c (decl_attributes): Move warning control from if() to
309 * c-common.c (handle_packed_attribute): Likewise.
310 (handle_nocommon_attribute): Likewise.
311 (handle_common_attribute): Likewise.
312 (handle_noreturn_attribute): Likewise.
313 (handle_noinline_attribute): Likewise.
314 (handle_always_inline_attribute): Likewise.
315 (handle_used_attribute): Likewise.
316 (handle_unused_attribute): Likewise.
317 (handle_const_attribute): Likewise.
318 (handle_transparent_union_attribute): Likewise.
319 (handle_constructor_attribute): Likewise.
320 (handle_destructor_attribute): Likewise.
321 (handle_mode_attribute): Likewise.
322 (handle_alias_attribute): Likewise.
323 (handle_visibility_attribute): Likewise.
324 (handle_tls_model_attribute): Likewise.
325 (handle_malloc_attribute): Likewise.
326 (handle_returns_twice_attribute): Likewise.
327 (handle_pure_attribute): Likewise.
328 (handle_deprecated_attribute): Likewise.
329 (handle_vector_size_attribute): Likewise.
330 (handle_nothrow_attribute): Likewise.
331 (handle_cleanup_attribute): Likewise.
332 (handle_warn_unused_result_attribute): Likewise.
333 (handle_sentinel_attribute): Likewise.
334 * c-decl.c (diagnose_mismatched_decls): Likewise.
335 (start_decl): Likewise.
336 (grokdeclarator): Likewise.
337 (start_function): Likewise.
338 * c-format.c (check_function_format): Likewise.
339 * stor-layout.c (place_field): Likewise.
340 (finalize_record_size): Likewise.
341 * tree.c (handle_dll_attribute)): Likewise.
342 * varasm.c (default_assemble_visibility): Likewise.
343 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
344 (darwin_assemble_visibility): Likewise.
345 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
346 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
347 (arm_handle_isr_attribute): Likewise.
348 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
349 (avr_handle_fndecl_attribute): Likewise.
350 * config/bfin/bfin.c (handle_int_attribute): Likewise.
351 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
352 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
353 (h8300_handle_eightbit_data_attribute): Likewise.
354 (h8300_handle_tiny_data_attribute): Likewise.
355 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
356 (ix86_handle_regparm_attribute): Likewise.
357 (ix86_handle_struct_attribute): Likewise.
358 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
359 (i386_pe_encode_section_info): Likewise.
360 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
361 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
362 (ip2k_handle_fndecl_attribute): Likewise.
363 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
364 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
365 (m68hc11_handle_fntype_attribute): Likewise.
366 (m68hc11_encode_section_info): Likewise.
367 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
368 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
369 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
370 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
371 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
372 (sh_handle_sp_switch_attribute): Likewise.
373 (sh_handle_trap_exit_attribute): Likewise.
374 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
375 (sh_symbian_handle_dll_attribute): Likewise.
376 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
377 (xstormy16_handle_below100_attribute): Likewise.
378 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
380 * c-common.c (unsigned_conversion_warning): Move warning control
381 from if() to warning(OPT_*).
382 (c_common_truthvalue_conversion): Likewise.
383 (c_do_switch_warnings): Likewise.
384 * c-decl.c (diagnose_mismatched_decls): Likewise.
385 (diagnose_mismatched_decls): Likewise.
386 (define_label): Likewise.
387 (grokdeclarator): Likewise.
388 * c-format.c (check_format_info): Likewise.
389 * c-lex.c (interpret_integer): Likwise.
390 (lex_string): Likewise.
391 * c-opts.c (c_common_post_options): Likewise.
392 * c-parser.c (c_parser_unary_expression): Likewise.
393 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
394 (handle_pragma_extern_prefix): Likewise.
395 * c-typeck.c (build_binary_op): Likewise.
396 * gcse.c (is_too_expensive): Likewise.
397 * opts.c (decode_options): Likewise.
398 * stor-layout.c (place_field): Likewise.
399 * tree-cfg.c (remove_bb): Likewise.
401 * c.opt (-Wreturn-type): Add Var(warn_return_type).
402 * flags.h (warn_return_type): Remove.
403 * toplev.c (warn_return_type): Likewise.
405 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
407 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
408 existence of long long and __int64 before determining their size.
409 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
410 * configure, config.h.in: Regenerate.
412 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
414 * configure: Regenerate.
416 2005-05-24 Ziemowit Laski <zlaski@apple.com>
418 * c-common.h (objc_comptypes): Remove prototype.
419 (objc_compare_types): New prototype.
420 (objc_volatilized_decl): Likewise.
421 (objc_type_quals_match): Likewise.
422 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
423 objc_volatilize_decl().
424 * c-typeck.c (comp_target_types): Remove third parameter; do
425 not call objc_comptypes().
426 (comptypes): Remove calls to objc_comptypes().
427 (build_function_call): Extend compatible prototype check to ObjC.
428 (build_conditional_expr): Adjust call to comp_target_types().
429 (convert_for_assignment): Call objc_compare_types() instead of
430 objc_comptypes(); adjust calls to comp_target_types(); call
431 objc_type_quals_match() before issuing qualifier mismatch
433 (build_binary_op): Call objc_compare_types() before issuing
434 pointer mismatch warnings; adjust calls to
436 * stub-objc.c (objc_comptypes): Remove stub.
437 (objc_compare_types): New stub.
438 (objc_volatilized_decl): Likewise.
439 (objc_type_quals_match): Likewise.
441 2005-05-24 Paolo Carlini <pcarlini@suse.de>
443 * config/ia64/ia64intrin.h: Define nothing for C++:
444 overloaded builtins have been ported to C++.
446 2005-05-24 Jeff Law <law@redhat.com>
448 * tree-nested.c (build_addr): New "context" argument. Temporarily
449 set current_function_decl around the call to build the ADDR_EXPR.
450 (get_static_chain): Pass proper context to build_addr.
451 (convert_nl_goto_reference): Likewise.
452 (convert_tramp_reference): Likewise.
453 (final_nesting_tree_1): Likewise.
454 * tree-profile.c (tree_gen_interval_profiler): Likewise.
455 (tree_gen_pow2_profiler): Likewise.
456 (tree_gen_one_value_profiler): Likewise.
457 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
458 * tree.h (build_addr): Update prototype.
460 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
462 * tree-flow.h (bb_ann_d): Remove has_escape_site.
463 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
464 write to has_escape_site.
466 2005-05-24 Jeff Law <law@redhat.com>
468 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
469 * tree-cfg.c: Include tree-ssa-propagate.h.
470 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
473 2005-05-24 Nick Clifton <nickc@redhat.com>
475 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
476 __NO_FPRS__ when 'f' class registers will not be available.
478 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
480 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
482 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
484 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
487 2005-05-23 Jeff Law <law@redhat.com>
489 * tree-ssa-dom.c (cprop_into_stmt): Do not call
490 recompute_tree_invariant_for_addr_expr here.
491 (optimize_stmt): Call it here instead and do so if anything
492 at all has changed in the statement and the RHS is an ADDR_EXPR.
493 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
494 needed, call recompute_tree_invariant_for_addr_expr.
495 * tree-ssa-propagate.c (substitute_and_fold): Call
496 recompute_tree_invariant_for_addr_expr as needed.
498 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
500 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
501 saving less registers than the replacement.
503 2005-05-23 Jan Hubicka <jh@suse.cz>
505 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
507 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
509 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
510 * config/sparc/sparc.c (sparc_expand_move): New function.
511 (sparc_emit_set_const64): Rewrite assert condition on entry.
512 (legitimate_constant_p) <CONST_VECTOR>: New case.
513 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
514 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
515 movV64, movtf): Use nonimmediate_operand for the first operand.
516 Rewrite. Only invoke sparc_expand_move.
517 * config/sparc/predicates.md (input_operand): Reorder tests.
519 2005-05-23 Jan Beulich <jbeulich@novell.com>
521 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
522 missing return statement.
524 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
526 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
527 emit_move_insn for moves to TFmode stack slots.
529 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
531 * tree-stdarg.c (execute_optimize_stdarg): Handle references
532 to va_list of the form &va[0].
534 2005-05-20 Jan Hubicka <jh@suse.cz>
536 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
537 * genemit.c (main): Make insn-emit to include basic-block.h too.
539 2005-05-20 Jan Hubicka <jh@suse.cz>
541 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
543 2005-05-19 Richard Henderson <rth@redhat.com>
545 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
546 emit_store_conditional): Split out from ...
547 (alpha_split_atomic_op): ... here.
548 (alpha_split_compare_and_swap): New; extract from .md file.
549 (alpha_split_lock_test_and_set): Likewise.
550 * config/alpha/alpha-protos.h: Update.
551 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
552 split code into alpha.c.
553 (sync_lock_test_and_set<I48MODE>): Likewise.
555 2005-05-19 Richard Henderson <rth@redhat.com>
557 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
559 2005-05-19 Richard Henderson <rth@redhat.com>
561 * config/i386/sse.md (mulv4si3): Use all register inputs.
562 (mulv2di3): Likewise.
564 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
566 * tree-ssa-loop-ivopts.c (determine_base_object): Use
567 build_fold_addr_expr to generate trees of correct type.
568 Use fold_buildN if possible.
570 2005-05-19 Jan Hubicka <jh@suse.cz>
572 * basic-block.h (REG_BR_PROB_BASE): Define.
573 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
574 (dump_cgraph_node): Dump count.
575 (cgraph_clone_edge): Rescale counts.
576 (cgraph_clone_node): Likewise.
577 * cgraph.h: Include basic-block.h
578 (cgraph_node): Add count.
579 (cgraph_edge): Add count and loop_nest.
580 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
582 * cgraphunit.c: Kill now redundant inlining comment.
583 (cgraph_create_edges): Make static, maintain current basic block;
585 (record_call_1): Fill in new fields.
586 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
588 (cgraph_decide_recursive_inlining): Likewise.
589 * rtl.h (REG_BR_PROB_BASE): Kill.
590 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
591 (expand_call_inline): Update call of cgraph_create_edge.
592 * tree-optimize.c (tree_rest_of_compilation): Likewise.
594 2005-05-19 Nick Clifton <nickc@redhat.com>
596 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
597 new rs6000_explicit_options structure.
599 2005-05-19 Richard Henderson <rth@redhat.com>
602 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
603 TFmode code swapping ...
604 (alpha_emit_xfloating_compare): ... here.
605 (alpha_emit_setcc): Update to match.
606 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
608 2005-05-19 Richard Henderson <rth@redhat.com>
611 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
612 memory indirection in local-dynamic case.
614 2005-05-18 Jie Zhang <jie.zhang@analog.com>
615 Bernd Schmidt <bernd.schmidt@analog.com>
617 * config/bfin/bfin.c (branch_dest): Add comment why it's
619 * config/bfin/bfin.md (attr "length" default): Change the offset of
620 forward conditional branch of length 4 from 4096 to 4092.
622 2005-05-19 Jan Beulich <jbeulich@novell.com>
624 * unwind-compat.c: Include tconfig.h and tsystem.h.
625 * unwind-dw2-fde-compat.c: Likewise.
627 2005-05-18 Richard Henderson <rth@redhat.com>
630 * ifcvt.c (noce_process_if_block): Avoid conversion when the
631 memory destination is readonly.
633 2005-05-18 Richard Henderson <rth@redhat.com>
636 * tree-ssa-operands.c (opf_non_specific): New.
637 (get_asm_expr_operands): Set it.
638 (add_call_clobber_ops, add_call_read_ops): Likewise.
639 (add_stmt_operand): Test it instead of opf_kill_def when
640 considering unmodifiable variables.
642 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
644 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
646 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
647 tree-ssa-forwprop.c: Fix comment typos.
648 * doc/invoke.texi: Fix a typo.
650 2005-05-18 Richard Henderson <rth@redhat.com>
652 * config.gcc (powerpc-*-linux*): Include linux64.opt when
655 2005-05-18 Richard Henderson <rth@redhat.com>
657 * tree-cfg.c (pass_remove_useless): Revert last change.
658 * tree-optimize.c (init_tree_optimization_passes): Initialize
659 all_lowering_passes with PROP_gimple_any.
661 2005-05-18 Devang Patel <dpatel@apple.com>
663 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
666 2005-05-18 Richard Henderson <rth@redhat.com>
668 * tree-ssa-forwprop.c (cfg_changed): New.
669 (tidy_after_forward_propagate_addr): New.
670 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
671 (forward_propagate_addr_into_variable_array_index): Likewise.
672 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
675 2005-05-18 Geoffrey Keating <geoffk@apple.com>
677 * dummy-checksum.c: New.
678 * genchecksum.c: New.
679 * c.opt (print_pch_checksum): New flag.
680 * c-pch.c (struct c_pch_validity): Make much shorter.
682 (host_machine): Remove.
683 (target_machine): Remove.
684 (get_ident): Change PCH version number.
685 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
686 Don't put triplets or version string in PCH validity data.
687 Do put the compiler checksum in the validity data.
688 (c_common_valid_pch): Don't check triplets or version string. Do
690 (c_common_print_pch_checksum): New.
691 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
692 Print fingerprint with -v.
693 * c-common.h (c_common_print_pch_checksum): New.
694 (executable_checksum): New.
695 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
696 (cc1-dummy): New rule.
697 (cc1-checksum.c): New rule.
698 (cc1-checksum.o): New rule.
699 (cc1): Add checksum support.
700 (build/genchecksum): New.
701 (build/genchecksum.o): New.
702 (dummy-checksum.o): New.
703 (genobjnames): Add genchecksum.o.
704 (mostlyclean): Remove *-checksum.c.
705 (gnucompare): Add libgcc to list of directories checked.
706 Make comparison problems in libgcc/ and with checksum files only
708 * doc/invoke.texi (Precompiled Headers): Remove caution.
709 Document that it must be the exact same binary. Add a few
710 known-safe flags to the list.
712 * rs6000/predicates.md (fix_trunc_dest_operand): New.
713 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
714 Check that a memory operand is valid before trying to use it.
716 * tree-cfg.c (pass_remove_useless): This pass works on trees.
718 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
720 * tree.c (build1_stat): Don't try to handle two-operand
723 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
725 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
726 * config/sh/sh.h: Update mask names throughout.
727 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
728 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
729 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
730 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
731 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
732 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
733 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
734 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
735 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
736 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
737 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
738 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
739 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
740 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
741 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
742 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
743 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
744 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
745 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
746 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
747 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
748 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
749 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
750 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
751 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
752 (SUBTARGET_SWITCHES): Delete.
753 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
754 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
755 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
756 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
757 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
758 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
759 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
760 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
761 (SUPPORT_SH3): Likewise SUPPORT_SH2.
762 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
763 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
765 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
766 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
767 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
768 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
769 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
770 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
771 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
772 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
773 (SUPPORT_ANY_SH5): New macros.
774 (TARGET_NONE): Replace with...
775 (MASK_ARCH): ...this new macro.
776 * config/sh/elf.h: Update mask names
777 * config/sh/linux.h: Likewise.
778 * config/sh/little.h: Likewise.
779 * config/sh/netbsd-elf.h: Likewise.
780 * config/sh/symbian-pre.h: Likewise.
781 * config/sh/sh.c (sh_handle_option): New function.
782 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
783 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
784 (sh_target_switches, target_switches): Delete.
785 (sh_pch_valid_p): Check for specific differences in the target_flags
787 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
788 * config/sh/sh.opt: New file.
790 2005-05-18 Richard Henderson <rth@redhat.com>
793 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
794 small_addr_symbolic_operand.
796 2005-05-18 Jeff Law <law@redhat.com>
798 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
799 propagate an ADDR_EXPR if the definition and use sites are
800 in different EH regions.
802 2005-05-18 Ian Lance Taylor <ian@airs.com>
804 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
807 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
809 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
811 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
813 Fix PR tree-optimization/21407
815 * tree-ssa-operands.c (note_addressable): Change
816 COMPONENT_REF handling in response to aliasing
819 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
821 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
822 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
823 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
824 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
825 the default on Solaris too.
827 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
829 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
832 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
834 * timevar.def (TV_SCEV_CONST): New timevar.
835 * tree-optimize.c (init_tree_optimization_passes): Add
837 * tree-pass.h (pass_scev_cprop): Declare.
838 * tree-scalar-evolution.c (scev_const_prop): New function.
839 * tree-scalar-evolution.h (scev_const_prop): Declare.
840 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
842 * tree-cfg.c (replace_uses_by): Export.
843 * tree-flow.h (replace_uses_by): Declare.
845 2005-05-17 Ziemowit Laski <zlaski@apple.com>
846 Mike Stump <mrs@apple.com>
848 Yet more Objective-C++...
850 * c-common.h (objc_finish_try_stmt): Add.
851 (objc_build_synchronized): Add.
852 (objc_generate_write_barrier): Add.
853 * stub-objc.c (objc_build_synchronized): Add return value.
854 (objc_finish_try_stmt): Likewise.
855 (objc_generate_write_barrier): Add.
857 * c-common.h (objc_rewrite_function_call): Add.
858 * c-typeck.c (build_function_call): Allow objc to rewrite
860 (build_modify_expr): Allow objc to generate write barriers.
861 * c.opt (Wassign-intercept): Add.
862 (Wstrict-selector-match): Add.
863 (fobjc-call-cxx-cdtors): Add.
864 (fobjc-direct-dispatch): Add.
866 * dbxout.c (get_lang_number): Add Objective-C++ support.
867 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
868 (-Wstrict-selector-match): Likewise.
869 (-fobjc-direct-dispatch): Likewise.
870 (-Wassign-intercept): Likewise.
871 (Overall Options): Likewise.
872 * gengtype.c (get_output_file_with_visibility): Likewise.
873 * stub-objc.c (objc_rewrite_function_call): Add.
874 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
876 * c-common.c (flag_objc_exceptions): Remove.
877 (flag_objc_sjlj_exceptions): Remove.
878 * c-decl.c (objc_mark_locals_volatile): Don't change decls
880 * c-opts.c (c_common_handle_option, case
881 OPT_fobjc_exceptions): Remove.
882 (case OPT_fobjc_sjlj_exceptions): Remove
883 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
884 (fobjc-exceptions): Likewise.
885 (fobjc-sjlj-exceptions): Likewise.
886 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
887 (OFFS_ASSIGNIVAR_FAST): Add.
889 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
891 * config/sparc/sparc.md (movhi): Do not test constness
894 (movdi): Unconditionally accept zero as second operand
895 when the first is memory.
896 (movdi_insn_sp32): Handle above case.
897 (DImode splitter): Use predicates.
898 (DImode splitter): Use const_zero_operand predicate.
899 (movsf_insn): Swap 2 alternatives.
901 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
903 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
904 expand_simple_operations to bases of the ivs.
905 (tree_int_cst_sign_bit): Export.
906 * tree-flow.h (expand_simple_operations): Declare.
907 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
908 tree_int_cst_sign_bit.
909 (expand_simple_operations): Export.
910 * tree.h (tree_int_cst_sign_bit): Declare.
912 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
914 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
916 (replace_uses_by): New function.
917 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
918 * tree-flow.h (fold_stmt_inplace): Declare.
919 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
920 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
921 info after cfg cleanup.
923 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
925 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
926 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
929 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
931 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
932 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
933 * timevar.c (timevar_ggc_mem_total): New variable.
934 (GGC_MEM_BOUND): New constant.
935 (get_time): Record ggc memory status.
936 (timevar_accumulate): Accumulate amount of ggc memory.
937 (timevar_print): Print consumption of ggc memory.
938 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
939 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
940 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
941 * timevar.h (struct timevar_time_def): Add ggc_mem field.
942 (timevar_ggc_mem_total): Declare.
944 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
946 * tree-into-ssa.c (update_ssa): Clean up by shortening the
949 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
951 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
953 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
954 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
955 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
956 ("s<ocond:code>"): Rename from respectively "b<ncond>",
957 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
958 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
959 "s<rcond>" and "s<ocond>".
960 ("b<ocond:code>", "*b<ocond:code>_reversed")
961 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
962 output statement section.
964 2005-05-17 Roger Sayle <roger@eyesopen.com>
966 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
968 2005-05-17 Steven Bosscher <stevenb@suse.de>
969 Stuart Hastings <stuart@apple.com>
970 Jan Hubicka <jh@suse.cz>
971 Dale Johannesen <dalej@apple.com>
973 * cgraph.h (cgraph_node): Add 'lowered' state.
974 (cgraph_lower_function): Declare.
975 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
976 (cgraph_lower_function): New function.
977 (cgraph_create_edges): Deal with lowered function bodies.
978 (verify_cgraph_node): Likewise.
979 (cgraph_analyze_function): Do lowering job.
980 (cgraph_build_static_cdtor): Likewise.
981 * function.h (struct function): Add saved_eh and saved_cfg.
982 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
983 * tree-cfg.c (fold_cond_expr_cond): Export.
984 * tree-flow.h (fold_cond_expr_cond): Declare.
985 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
987 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
988 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
989 callee_cfun, block, eh_region, eh_region_offset.
990 (inlining_p): New predicate.
991 (remap_decl): Update for new inline_data; declare newly created inline
992 vars in low gimple way.
993 (copy_body_r): Update for new datastructure, simplify some of handling
994 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
995 deal with RESX_EXPRs.
997 (copy_edges_for_bb): Likewise.
999 (copy_cfg_body): New.
1000 (copy_generic_body): Rewrite to work on low gimple.
1001 (copy_body): Turn into simple wrapper around copy_cfg_body.
1002 (setup_one_parameter): Insert new statements into given basic block.
1003 (initialize_initialized_parameters): Likewise, reorganize way things are
1005 (declare_return_variable): Update for new inline data datastructure.
1006 (inline_forbidden_p): Work on low gimple.
1007 (estimate_num_insns): Likewise.
1008 (expand_call_inline): Work on CFG.
1009 (push_cfun, pop_cfun): New functions.
1010 (cfun_stack): New stack.
1011 (add_lexical_block): New function.
1012 (gimple_expand_calls_inline): Work on basic block.
1013 (optimize_inline_calls): Likewise.
1014 (clone_body, save_body, unsave_ewpr_now): Update for new
1016 (declare_inline_vars): Work on block instead of bind_expr.
1017 (inlining_p): New predicate.
1018 * tree-inline.h (push_cfun, pop_cfun): Declare.
1019 * tree-optimize.c: Include except.h
1020 (all_lowering_passes): New variable.
1021 (execute_fixup_cfg, pass_fixup_cfg): New pass.
1022 (init_tree_optimization_passes): Move some to all_lowering_passes.
1023 (tree_lowering_passes): New function.
1024 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1025 * tree-pass.h (tree_lowering_passes): Declare
1027 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1029 * unwind-dw2-fde-darwin.c: Include tsystem.h.
1031 2005-05-17 Jeff Law <law@redhat.com>
1033 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1034 * tree-ssa-forwprop.c: Include langhooks.h.
1035 (forward_propagate_addr_expr_into_variable_array_index): New.
1036 (forward_propagate_addr_expr): New.
1037 (tree_ssa_forward_propagate_single_use_vars): Loop over all
1038 the statements in the block instead of just the last statement.
1039 Call forward_propagate_addr_expr as needed.
1040 (pass_forwprop): Update the SSA graph after forward propagation is
1043 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1045 * unwind-dw2-fde-glibc.c (base_from_cb_data,
1046 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1048 * unwind-dw2-fde.c (__deregister_frame_info_bases,
1049 base_from_object, fde_split, end_fde_sort): Likewise.
1050 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
1051 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1052 uw_init_context_1): Likewise.
1053 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1054 _Unwind_Resume_or_Rethrow): Likewise.
1055 * unwind-pe.h (__gxx_abort): Do not define.
1056 (size_of_encoded_value, base_of_encoded_value,
1057 read_encoded_value_with_base): Use gcc_unreachable.
1058 * unwind.h (_Unwind_GetTextRelBase): Likewise.
1060 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1062 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1063 (cfi_end): New macros.
1064 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
1065 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
1066 an eight byte stack frame.
1067 (__NR_tkill): Define.
1068 (__div0): Use gettid tkill on GNU/Linux.
1069 (_arm_return): Add CFI.
1070 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1072 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1074 * configure.ac: Remove spaces around assignment to
1076 * configure: Regenerated.
1078 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1080 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1081 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1083 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1084 Modify aix_struct_return variable, not target_flags.
1085 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1086 (rs6000_return_in_memory): Test aix_struct_return.
1087 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1088 independent variable. Report mxl-compat.
1090 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1092 * config/bfin/bfin.md (eh_return): Add missing DONE.
1094 2005-05-17 Ian Lance Taylor <ian@airs.com>
1096 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1098 (mode_attr_index): Remove check for defined attribute. Remove
1099 infile parameter. Change all callers.
1100 (apply_mode_maps): Add unknown parameter. Change caller. Always
1101 return after finding attribute.
1102 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1104 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1105 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1106 attribute used for a mode.
1108 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1110 * tree-ssa-math-opts.c: New file.
1112 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1114 * tree-ssa-math-opts.c: New file.
1116 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1118 * Makefile.in: Add tree-ssa-math-opts.c.
1119 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1120 * fold-const.c (distribute_real_division): New.
1121 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1122 * tree-pass.h (pass_cse_reciprocals): New.
1123 * tree-optimize.c (init_tree_optimization_passes): Run it.
1124 * doc/passes.texi: Document the new pass.
1126 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1129 * builtins.c (fold_builtin_constant_p): Handle
1130 &"string cst"[0] as constant.
1132 2005-05-17 Richard Henderson <rth@redhat.com>
1134 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1136 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1139 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1140 src2 if src2 has been split.
1142 PR tree-optimization/21610
1143 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1144 returning DECL, call unshare_expr.
1146 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1148 * config/cris/cris.md: Unquote preparation and output statements.
1149 (BWD, WD, BW): New, mode-macros.
1150 (S, s, m, mm, nbitsm1): New, mode-attrs.
1151 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1152 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1154 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1155 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1156 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1158 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1159 ("movdi"): Move misplaced head comment regarding necessity of
1160 movdi from movsi to here.
1161 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1163 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1164 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1165 "*mov_sideqi_biap_mem".
1166 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1168 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1169 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1170 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1171 and "*clear_sideqi".
1172 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1173 "*ext_sidehisi_biap".
1174 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1176 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1177 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1178 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1179 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1180 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1182 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1183 "*op_sidehi_biap" and "*op_sidesi_biap".
1184 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1186 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1187 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1188 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1189 "*op_swap_sidehi" and "*op_swap_sidesi".
1190 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1191 in the N alternative of "subqi3".
1192 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1193 "*extophisi_side_biap".
1194 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1196 ("*extop<mode>si_swap_side_biap"): Replace
1197 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1198 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1199 "*extophisi_swap_side".
1200 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1201 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1203 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1204 "mulqihi3", "mulhisi3" and "mulhisi3".
1205 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1206 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1208 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1209 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1210 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1211 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1212 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1213 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1214 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1215 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1216 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1217 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1218 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1219 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1221 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1222 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1224 ("b<ocond>"): Replace "bgt" and "ble".
1225 ("b<rcond>"): Replace "blt" and "bge".
1226 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1227 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1229 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1231 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1233 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1235 ("s<rcond>"): Replace "sge" and "slt".
1236 ("s<ocond>"): Replace "sgt" and "sle".
1237 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1238 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1239 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1240 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1242 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1244 * varasm.c (struct constant_descriptor_tree): Add hash field.
1245 (const_desc_hash): Just return hash field.
1246 (const_desc_eq): If hash values are different, return 0 immediately.
1247 (output_constant_def): Compute hash field of temporary key, use
1248 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1249 newly built constant descriptor.
1250 (lookup_constant_def): Compute hash field of temporary key, use
1251 htab_find_with_hash instead of htab_find.
1253 2005-05-16 Richard Henderson <rth@redhat.com>
1255 * config/i386/sse.md (mulv4si3): New.
1257 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1259 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1260 tests for noncanonical versions of reg+constant and
1263 2005-05-16 Richard Henderson <rth@redhat.com>
1264 Steven Bosscher <stevenb@suse.de>
1267 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1268 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1269 region data structure to match replacement.
1270 * tree-flow.h: Update to match.
1271 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1272 * tree-ssa-dom.c (optimize_stmt): Likewise.
1273 * tree-ssa-pre.c (eliminate): Likewise.
1274 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1276 2005-05-16 Caroline Tice <ctice@apple.com>
1278 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1279 internal_error with gcc_assert.
1280 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1281 * function.h (struct function): Remove space between "*" and
1283 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1284 modify to use alloca.
1285 (unlikely_text_section): Add check for flag_function_sections.
1286 (assemble_start_function): Move call to resolve_section, so it
1287 comes before first call to unlikely_text_section.
1288 (assemble_end_function): Add test and call to function_section
1291 2005-05-16 Roger Sayle <roger@eyesopen.com>
1293 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1294 instead of build_binary_op when performing code transformations
1295 to avoid error messages about constructs not it the user's code.
1297 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1299 * tree-ssa-pre.c: Fix a comment typo.
1301 2005-05-16 Richard Henderson <rth@redhat.com>
1304 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1305 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1306 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1307 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1308 add_tprel22): Remove mode from symbolic operand.
1310 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1312 * optc-gen.awk: Include intl.h after the externally-provided files.
1314 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1316 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1317 folding a COND_EXPR_COND in a nondestructive manner.
1319 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1321 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1322 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1323 New values for vec_select definitions and bitmask for element
1326 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1328 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1329 Change the type to VEC(rtx,gc)*.
1330 (mem_loc_descriptor, add_const_value_attributes,
1331 dwarf2out_init): Adjust uses of used_rtx_varray.
1333 * tree-data-ref.c (compute_all_dependences): Change the type
1334 of dependence_relations to VEC(ddr_p,heap)**.
1335 (compute_data_dependences_for_loop): Change the type of
1336 allrelations to VEC(ddr_p,heap)*.
1338 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1340 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1341 system.h, coretypes.h and tm.h.
1342 (options.o): Update dependencies accordingly.
1343 * optc-gen.awk: Allow header_name to be a list of filenames.
1344 Handle the "Condition" flag.
1345 * opts.h (CL_DISABLED): New flag.
1346 * opts.c (handle_option): Print an error for CL_DISABLED options.
1347 * doc/options.texi: Document the "Condition" option flag.
1349 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1351 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1353 2005-05-15 Roger Sayle <roger@eyesopen.com>
1355 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1356 check for TREE_OVERFLOW on INTEGER_CST trees.
1357 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1358 CONSTANT_CLASS_P tree nodes.
1360 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1363 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1365 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1367 Fix PR tree-optimization/21576
1369 * tree-ssa-pre.c (expression_node_pool): New pool.
1370 (comparison_node_pool): Ditto.
1371 (list_node_pool): Ditto.
1372 (pool_copy_list): New function.
1373 (phi_translate): Handle CALL_EXPR.
1374 (valid_in_set): Ditto.
1375 (create_expression_by_pieces): Ditto.
1376 (insert_into_preds_of_block): Ditto.
1377 (insert_aux): Ditto.
1378 (compute_avail): Ditto.
1379 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1380 (can_value_number_call): New function.
1381 (find_leader): Update comment.
1382 (init_pre): Create new pools.
1383 (fini_pre): Free new pools.
1384 (pass_pre): Add TODO_update_ssa for the future when we are going
1386 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1387 (set_value_handle): Ditto.
1388 (get_value_handle): Ditto.
1390 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1392 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1394 2005-05-15 Andreas Jaeger <aj@suse.de>
1396 * gcc.c (pfatal_pexecute): Remove unused local function.
1398 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1400 * optc-gen.awk: Remove excess indentation.
1401 * opth-gen.awk: Likewise.
1403 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1405 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1406 of basic_block_info. Call init_flow and find_basic_blocks
1407 before dbr_schedule if needed.
1409 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1411 * tree-optimize.c (init_tree_optimization_passes): Move
1412 pass_cd_dce in place of the last pass_dce.
1414 PR tree-optimization/21563
1415 * tree-vrp.c (compare_value): Return boolean_false_node when
1416 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1417 strictly larger than CST.
1419 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1420 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1422 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1424 (rev_cond_name) Likewise.
1425 (vax_float_literal) Likewise.
1426 * config/vax/vax.md: Likewise.
1428 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1430 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1431 registers and use them (specifically the stack pointer).
1432 * config/vax/vax.h: Use above defines right here.
1434 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1435 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1436 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1438 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1439 mostly removal of trailing spaces...
1440 * config/vax/vax-modes.def: Remove trailing whitespace.
1442 * config/vax/elf.h: Update whitespace.
1444 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1447 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1448 * fold-const.c (fold_indirect_ref_1): Avoid removing
1449 NOP_EXPRs with type qualifiers like const.
1451 2005-05-14 Jan Hubicka <jh@suse.cz>
1453 Patch by Richard Henderson:
1454 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1455 Handle RESX expressions properly.
1457 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1458 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1459 (remove_stmt_from_eh_region_fn): Likewise.
1461 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1463 (execute_warn_function_noreturn): ... here.
1464 (pass_warn_function_noreturn): New pass.
1465 * tree-pass.h (pass_warn_function_noreturn): Declare
1466 * tree-optimize.c (init_tree_optimization_passes): Move return
1467 warnings early and add noreturn warnings at place of previous
1470 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1472 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
1473 root_var_init, type_var_init): Use VEC instead of VARRAY.
1474 * tree-ssa-live.h (tree_partition_associator_d): Change the
1475 type of trees to VEC(tree,heap)*.
1476 (tpa_tree): Use VEC instead of VARRAY.
1478 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1480 * fold-const.c (div_if_zero_remainder): New function.
1481 (try_move_mult_to_index): Use it.
1483 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1485 * tree-eh.c (leh_tf_state): Change the type of dest_array to
1487 (maybe_record_in_goto_queue, lower_try_finally_onedest,
1488 lower_try_finally_copy, lower_try_finally_switch,
1489 lower_try_finally): Use VEC instead of VARRAY.
1491 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
1493 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
1494 comment regarding defined register classes.
1495 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
1497 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1499 * tree-optimize.c (init_tree_optimization_passes): Move
1500 pass_merge_phi before the first pass_dominator.
1502 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
1504 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
1507 2005-05-13 Josh Conner <jconner@apple.com>
1509 * config/arm/arm.c (arm_size_return_regs): New.
1510 (thumb_unexpanded_epilogue): replace in-line calculation
1511 of return registers with call to arm_size_return_regs.
1512 (use_return_insn): Include test of which registers are
1513 being used to hold return values, to accommodate
1514 vector return values.
1516 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
1518 * config/rs6000/sysv4.opt (mlittle): Handle.
1520 * config/rs6000/rs6000.c (rs6000_handle_option): Set
1521 target_flags_explicit when appropriate.
1523 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1525 PR middle-end/20714:
1526 * optabs.c (no_conflict_data): New struct.
1527 (no_conflict_move_test): New function.
1528 (emit_no_conflict_block): Use it.
1530 2005-05-13 Adam Nemet <anemet@lnxw.com>
1532 * doc/invoke.texi (Debugging Options): Option
1533 -fdump-translation-unit only works with C++ now.
1535 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1537 Replace calls to abort in CRIS port.
1538 * config/cris/cris.h (CRIS_ASSERT): New macro.
1539 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
1540 internal_error instead of abort.
1541 ("movsi"): Ditto. Unquote preparation statement section.
1542 ("call", "call_value"): Ditto, but use gcc_assert where
1543 appropriate. Tweak comments.
1544 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
1546 (cris_op_str): Call internal_error, not abort.
1547 (cris_print_operand): Tweak "abort" reference to "die" in comment.
1548 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
1549 (cris_notice_update_cc): Call internal_error, not abort.
1550 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
1551 (cris_emit_movem_store, cris_asm_output_symbol_ref)
1552 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
1553 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
1554 ENABLE_CHECKING-guarded abort call.
1555 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
1556 Use internal_error at end of test-chain.
1558 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1560 PR rtl-optimization/20769:
1561 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
1562 pattern emitted by expand_nl_goto_receiver.
1564 PR middle-end/20793:
1565 * integrate.c (allocate_initial_values): Update register liveness
1568 2005-05-13 Josh Conner <jconner@apple.com>
1570 * arm.c (arm_return_in_memory): Add handling for vector return types.
1572 2005-05-13 David Ung <davidu@mips.com>
1574 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
1576 * config/mips/mips.c: Add 4km alias.
1577 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
1578 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
1581 2005-05-13 Jan Hubicka <jh@suse.cz>
1583 * c-decl.c (finish_function): Suppress "control reaches end of
1584 non-void function" when "no return statement in function
1585 returning non-void" is issued.
1587 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
1588 * tree-optimize.c (pass_gimple): Kill.
1589 (init_tree_optimization_passes): Kill pass_gimple.
1590 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
1591 * tree-dump.c (dump_files): Rename .generic to .gimple.*
1593 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1595 PR rtl-optimization/20756:
1596 * basic-block.h (PROP_DEAD_INSN): Define.
1597 * flow.c (propagate_one_insn): Set during mark_set_regs call
1599 (mark_set_1): Emit a clobber when we are about to delete a dead insn
1600 that kills a live register.
1602 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
1604 * config/s390/s390.md: ("DBL"): New mode attribute.
1605 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
1606 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
1607 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
1609 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
1611 * c-format.c (check_format_arg): Handle string literals of
1612 the form &"string"[offset].
1614 * g++.dg/warn/format4.C: New testcase.
1616 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1618 * config/mips/3000.md, config/mips/4000.md,
1619 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1620 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1621 config/mips/generic.md, config/pdp11/pdp11.md,
1622 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1623 config/sh/sh-modes.def, config/sh/sh-protos.h,
1624 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1626 2005-05-13 Richard Henderson <rth@redhat.com>
1628 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1629 addition to move unless dest is a register. Do not skip
1630 instantiation in dest on addition simplification.
1632 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1634 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1635 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1636 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1638 2005-05-13 Jan Hubicka <jh@suse.cz>
1640 * basic-block.h (FOR_ALL_BB_FN): New macro.
1641 (init_flow): Initialize cfg structure.
1642 * function.c (allocate_struct_function): Do not initialize cfg structure.
1643 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1644 (build_tree_cfg): ... here.
1645 * tree-flow.h (init_empty_tree_cfg): Declare.
1647 2005-05-12 Steven Bosscher <stevenb@suse.de>
1649 Fix PR tree-optimization/21520
1650 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1651 to attempt to fold constants.
1653 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1655 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1656 only when TARGET_ADJUST_UNROLL_MAX is defined.
1657 (general_movsrc_operand): Use the C style comment.
1658 (ua_offset): Use prototype.
1660 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1662 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1663 (struct hmr_data, hoist_memory_reference, memref_del,
1664 struct fmrv_data): Removed.
1665 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1666 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1668 (find_more_ref_vops): Traverse the list of memory references.
1669 (determine_lsm_loop): Work with the list of memory references instead
1670 of traversing the hashtable.
1672 2005-05-12 Steven Bosscher <stevenb@suse.de>
1673 Stuart Hastings <stuart@apple.com>
1674 Jan Hubicka <jh@suse.cz>
1676 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1677 duplicate_eh_regions): New functions, based on old
1678 implementation removed with RTL inliner.
1679 (reachable_next_level): Modify behaviour pre-inline.
1680 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1682 * function.h (struct function): Add after_inlining flag.
1683 * tree-optimize.c (tree_rest_of_compilation): Set it.
1684 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1686 * tree-cfg.c (label_to_block_fn): Deal with cases where
1687 label was never insterted into code.
1689 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1691 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1693 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1695 Fix PR tree-optimization/21532
1696 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1697 needs to go onto the inserted_exprs list.
1699 2005-05-12 Ian Lance Taylor <ian@airs.com>
1701 * c-common.h (statement_code_p): Don't declare.
1702 (STATEMENT_CODE_P): Don't define.
1703 (INIT_STATEMENT_CODES): Don't define.
1704 * c-common.c (statement_code_p): Don't define.
1706 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1708 * config/sparc/sparc.h: Remove dead code.
1709 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1710 FIRST_PARM_OFFSET for the size of the register window area.
1711 (emit_save_regs): Rename into emit_save_or_restore_regs.
1712 Add 'action' parameter. Use 4095 as upper bound for the offset.
1713 Pass 'action' to save_or_restore_regs.
1714 (emit_restore_regs): Delete.
1715 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1716 (sparc_expand_epilogue): Likewise.
1717 * config/sparc/sparc.md (mode macro P): Move.
1718 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1719 (mov<V32:mode> expander): Move to the top of the V32 section.
1720 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1721 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1722 (sibcall_epilogue): Move.
1724 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1727 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1728 synthesizing a constant of the difference of two immediates.
1730 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1732 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1733 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1734 the alternatives using integer registers into the appropriate
1737 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1739 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1740 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1741 * bitmap.h: Fixed comments.
1743 2005-05-11 Richard Henderson <rth@redhat.com>
1746 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1747 (ia64_cannot_force_const_mem): New.
1748 (tls_symbolic_operand_type): New.
1749 (ia64_legitimate_constant_p): New.
1750 (ia64_expand_load_address): Return true on success. Improve
1751 checks for when we should not split.
1752 (ia64_expand_tls_address): New addend operand. Distribute it
1753 as appropriate to the tls_kind. Delay referencing gp.
1754 (ia64_expand_move): Split symbolic addend as necessary. Handle
1755 tls symbols with addends.
1756 * config/ia64/ia64-protos.h: Update.
1757 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1758 p0, f0, f1, and r13.
1759 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1760 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1761 (symbolic_operand splitter): Pass everything through
1762 ia64_expand_load_address and FAIL or DONE as appropriate.
1763 (load_fptr): Only accept after reload.
1764 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1765 load_symptr_low, load_ltoff_dtpmod,
1767 (load_dtprel): Only accept tls symbols.
1768 (load_dtprel64, load_dtprel22): Likewise.
1769 (load_tprel, load_tprel64, load_tprel22): Likewise.
1770 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1771 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1772 (add_dtprel14, add_dtprel22): Likewise.
1773 (add_tprel, add_tprel14, add_tprel22): Likewise.
1774 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1775 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1776 (got_symbolic_operand): Check CONST offsets.
1777 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1778 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1779 (move_operand): Don't handle tls here. Check CONST offsets.
1781 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1783 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1784 Remove hilo_operand check.
1785 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1786 * config/mips/predicates.md (hilo_operand): Delete.
1788 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1790 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1792 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1794 PR tree-optimizer/18472
1795 * tree-if-conv.c (tree_if_convert_stmt,
1796 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1798 2005-05-11 Jan Hubicka <jh@suse.cz>
1800 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1801 (GTFILES): add except.h.
1802 * except.c (eh_status): Add throw_stmt_table.
1803 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1804 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1805 lookup_stmt_eh_region_fn): Declare.
1806 (throw_stmt_node): New structure.
1807 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1808 * gengtype.c (open_base_files): Add except.h to inlines.
1809 * tree-eh.c (throw_stmt_node): Kill.
1810 (record_stmt_eh_region): Update.
1811 (add_stmt_to_eh_region_fn): Break out from ...
1812 (add_stmt_to_eh_region): ... here.
1813 (remove_stmt_from_eh_region_fn): Break out from ...
1814 (remove_stmt_from_eh_region): ... here.
1815 (lookup_stmt_eh_region_fn): Break out from ...
1816 (lookup_stmt_eh_region): ... here.
1817 (honor_protect_cleanup_actions): Use build_resx.
1818 (lower_try_finally_onedest): Likewise.
1819 (lower_try_finally_copy): Likewise.
1820 (lower_try_finally_switch): Likewise.
1821 (lower_eh_constructs): Update eh table construction.
1822 * tree.c (build_resx): New.
1823 * tree.h (build_resx): Declare.
1825 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1827 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1830 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1832 * fold-const.c, libgcov.c: Fix comment typos.
1834 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1837 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1839 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1840 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1842 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1844 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1847 * crtstuff.c: Include auto-host.h again, for now.
1849 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1851 * config/mips/24k.md: Remove trailing whitespace.
1853 2005-05-11 David Ung <davidu@mips.com>
1855 * config/mips/mips.md (type): Add imul3.
1856 (length, hazard, may_clobber_hilo): Check for imul3.
1857 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1858 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1859 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1860 for a 3 operand mul and its bypasses.
1861 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1862 * config/mips/4000.md (r4k_imul): Likewise.
1863 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1864 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1865 (vr4130_muldi): Likewise.
1866 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1867 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1868 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1869 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1870 (ir_vr54_imadd_si): Likewise.
1871 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1872 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1873 (rm7_impy_di): Likewise.
1874 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1875 * config/mips/generic.md (generic_imul): Likewise.
1876 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1877 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1879 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1881 PR middle-end/20371:
1882 * tree.h (record_layout_info_s): New member prev_packed.
1883 * stor-layout.c (update_alignment_for_field): Fix comment about
1884 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1885 we start it properly aligned.
1886 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1887 to update_alignment_for_field, and recompute it afterwards using
1888 the alignment of the record.
1889 When a packed bitfield precedes an MS bitfield, don't add padding
1890 at the end of the packed bitfield on behalf of the base type of
1891 the packed bit field.
1892 Don't adjust rli->bitpos at the end
1893 of an MS bitfield run if we already adjusted bitpos/offset for an
1894 alignment as large or larger than the bitfield type size.
1895 Take possible record alignment > BIGGEST_ALIGNMENT into account
1896 when calculating actual_align.
1897 Only put packed buit fields into rli->prev_field if they end up
1899 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1900 Update rli->remaining_in_alignment when we have already started a
1901 run of bit fields and we process a packed bit field.
1903 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1905 * tree-data-ref.c (find_data_references_in_loop): Give up when
1906 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1907 may embed arbitrary side effects.
1908 Remove the assumption that GIMPLE form contains a single array
1909 access per statement.
1910 When the statement contains virtual operands, fail if it is not
1911 a MODIFY_EXPR or a CALL_EXPR.
1912 Return after the dont know node is inserted.
1914 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1916 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1918 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1921 PR tree-optimization/19639
1922 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
1923 and generic summands for char* as s * delta, too, folding &a[i]
1924 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
1925 for comparison of steps. Convert types for index addition.
1926 (fold_binary): Adjust the callers to always dispatch to
1927 try_move_mult_to_index.
1928 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
1929 expr with non-gimple ARRAY_REF offset.
1931 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1933 * fold-const.c (fold_indirect_ref_1): Avoid removing
1934 NOP_EXPRs with type qualifiers like const.
1936 2005-05-11 Richard Henderson <rth@redhat.com>
1939 * c-decl.c (finish_decl): Propagate the completed array type of
1940 a global variable into the binding.
1942 2005-05-10 Matt Kraai <kraai@ftbfs.org>
1944 * Makefile.in (gtype-desc.o, build/genautomata.o)
1945 (build/varray.o): Depend on $(VARRAY_H).
1947 2005-05-10 Diego Novillo <dnovillo@redhat.com>
1949 * tree-optimize.c (init_tree_optimization_passes): Re-organize
1950 optimization passes to do an initial batch of scalar cleanups.
1952 2005-05-10 Ian Lance Taylor <ian@airs.com>
1954 * read-rtl.c (struct macro_traverse_data): Define.
1955 (map_attr_string): New static function, broken out of
1956 apply_macro_to_string.
1957 (mode_attr_index, apply_mode_maps): New static functions.
1958 (apply_macro_to_string): Call map_attr_string.
1959 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
1961 (apply_macro_traverse): Expect data to point to a struct
1962 macro_traverse_data.
1963 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
1964 to pass data through htab_traverse.
1965 (read_rtx_1): Add mode_maps parameter. Change all callers.
1966 Handle mode names which are attribute strings.
1967 * doc/md.texi (Substitutions): Rename from String Substitutions.
1968 Change references. Document using attributes as modes.
1970 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1972 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
1973 * tree-optimize.c (init_tree_optimization_passes) Swap
1974 pass_ch and pass_profile.
1975 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
1976 here. Remove rewrite_into_loop_closed_ssa call.
1978 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1980 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
1982 (legitimate_reload_constant_p): Add check for const double zero.
1983 * config/s390/s390.md: Add comment for constraint letter 'G'.
1984 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
1985 attributes for new case.
1986 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
1987 s390_const_double_ok_for_constraint_p.
1988 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
1991 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1993 PR tree-optimization/21170
1994 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
1995 rewrite_ssa_into_ssa in comments with update_ssa.
1997 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1999 * tree-ssa-loop-im.c: Include hashtab.h.
2000 (struct mem_ref_loc): New.
2001 (struct mem_ref): Describe the set of references with the same
2003 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
2004 maybe_queue_var, fem_single_reachable_address,
2005 for_each_memref, single_reachable_address,
2006 is_call_clobbered_ref, determine_lsm_reg): Removed.
2007 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
2008 hoist_memory_reference, memref_hash, memref_eq, memref_del,
2009 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2011 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2012 (determine_lsm_loop): Rewritten.
2013 (determine_lsm): Do not set stmt uids.
2015 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2017 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2020 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2022 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2023 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2024 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2026 2005-05-10 Jeff Law <law@redhat.com>
2028 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2029 thread_across_edge for any abnormal edges.
2031 2005-05-10 Richard Henderson <rth@redhat.com>
2033 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2034 * config/ia64/ia64-protos.h: Declare it.
2035 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2036 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2037 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2038 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2039 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2040 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
2041 extend result; use release semantics.
2042 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2043 (sync_val_compare_and_swap_<IMODE>): Update to match.
2045 2005-05-10 Richard Henderson <rth@redhat.com>
2047 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2048 before comparing it for success.
2050 2005-05-10 Richard Henderson <rth@redhat.com>
2052 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2053 no return value pattern.
2055 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
2056 H.J. Lu <hongjiu.lu@intel.com>
2058 * libgcov.c (create_file_directory): New function. Create
2059 directory for the given file name.
2060 (gcov_max_filename): New static var. Keeps size of the longest
2062 (gcov_exit): Always try to create directory for output
2063 file. Relocate each filename basing on environment vars.
2064 (__gcov_init): Remember the longest file name.
2065 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2066 * doc/gcov.texi (Cross-profiling): New node documenting
2067 cross-profiling management.
2068 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2070 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2072 * config/sparc/sparc.c (mem_min_alignment): Do not rely
2073 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2075 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2077 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2078 case code to avoid one move instruction.
2079 (__umodsi3, __modsi3): Merge duplicated code sequences.
2081 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2083 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2084 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2085 * doc/invoke.texi: Fix typos.
2087 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2088 init_data_ref, access_functions_are_affine_or_constant_p,
2089 free_data_refs): Use VEC instead of VARRAY.
2090 * tree-data-ref.h (data_reference): Change the type of
2091 access_fns to VEC(tree,gc)*.
2092 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2094 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2097 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2098 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2099 (contains_label_1, contains_label_p): New functions for checking
2100 labels in a sub-tree.
2102 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2105 * c-decl.c (pushdecl): When there is a declaration in the current
2106 scope and the declarations are external linkage, check for
2107 compatibility with the type in the external scope and update the
2108 type in the external scope with the composite type information.
2109 Do not form a composite type of the new type and the visible type
2110 if they are incompatible.
2112 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2114 * crtstuff.c: Revert part of 2005-05-08 Change.
2115 (IN_LIBGCC2): Define.
2117 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2119 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2120 remove redundant test.
2121 (fp_mov_p): Accept 0.
2122 (fp_high_losum_p): Remove redundant test.
2123 * config/sparc/predicates.md (const_high_operand): Explicitly test
2124 (not small_int_operand).
2125 (fp_const_high_losum_operand): New.
2126 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2127 (movdi_insn_sp32_v9): Use canonical predicates.
2128 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2129 (movdi_insn_sp64_novis): Delete.
2130 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2131 (movsf_insn_novis): Delete.
2132 (movsf_insn_vis): Rename into movsf_insn.
2133 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2134 (movsf_lo_sum): Use fp_const_high_losum_operand.
2135 (movsf_high): Likewise.
2136 (movsf_high_losum splitter): Likewise.
2137 (mov<V32:mode> expander): Use register_or_zero_operand.
2138 (mov<V64:mode> expander): Likewise.
2139 (movdf_insn_sp32): Use register_or_zero_operand.
2140 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2141 Rename into movdf_insn_sp32_no_fpu.
2142 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2143 Rename into movdf_insn_sp32_v9_no_fpu.
2144 (movdf_insn_v9only_novis): Delete.
2145 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2146 (movdf_insn_sp64_novis): Delete.
2147 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2148 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2149 Rename into movdf_insn_sp64_no_fpu.
2150 (movtf expander): Use register_or_zero_operand.
2151 (movtf_insn_sp32): Delete.
2152 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2153 Rename into movtf_insn_sp32.
2154 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2155 Rename into movtf_insn_sp32_no_fpu.
2156 (movtf_insn_hq_sp64): Delete.
2157 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2158 Rename into movtf_insn_sp64_hq.
2159 (movtf_insn_sp64): Delete.
2160 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2161 Rename into movtf_insn_sp64.
2162 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2163 Rename into movtf_insn_sp64_no_fpu.
2165 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2167 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2168 gcc_assert and gcc_unreachable as appropriate.
2169 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2170 xstormy16_output_cbranch_si, xstormy16_split_move,
2171 xstormy16_initial_elimination_offset,
2172 xstormy16_encode_section_info, xstormy16_print_operand_address,
2173 xstormy16_expand_call, xstormy16_expand_arith,
2174 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2176 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2178 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2179 const_copies to VEC(tree,heap)*.
2180 (new_elim_graph, delete_elim_graph, elim_graph_size,
2181 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2184 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2187 * doc/extend.texi (Type Attributes): Correct example syntax.
2189 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2192 * doc/invoke.texi (-Wuninitialized): Update documentation.
2194 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2196 * arm.c (const_ok_for_arm): Use a faster algorithm.
2198 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2201 * config/rs6000/rs6000.md (add_op2): New.
2202 (add<mode>3): Use it.
2204 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2206 * arm.c (arm_gen_constant): Add new heuristic for generating
2207 constant integers that can be expressed as the difference of two
2210 2005-05-09 Roger Sayle <roger@eyesopen.com>
2212 * c-tree.h (parser_build_unary_op): New prototype.
2213 * c-typeck.c (parser_build_unary_op): New function to construct
2214 a unary operation in the C parser.
2215 * c-parser.c (c_parser_unary_expression): Use the new function
2216 parser_build_unary_op when appropriate.
2218 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2221 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2222 before outputting DWARF_FRAME_RETURN_COLUMN.
2224 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2226 * config/s390/s390.c: (s390_branch_condition_mask,
2227 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2228 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2229 legitimize_pic_address, s390_emit_tls_call_insn,
2230 legitimize_tls_address, legitimize_tls_address,
2231 s390_expand_addcc, print_shift_count_operand, print_operand,
2232 addr_generation_dependency_p, annotate_constant_pool_refs,
2233 s390_split_branches, find_constant_pool_ref,
2234 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2235 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2236 s390_output_pool_entry, s390_function_value,
2237 s390_call_saved_register_used, s390_emit_call): Replace
2238 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2239 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2240 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2241 get_some_local_dynamic_name, s390_function_arg_size,
2242 s390_function_arg_advance, s390_function_arg,
2243 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2244 default case by gcc_unreachable.
2245 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2246 conditional abort by gcc_assert.
2247 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2248 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2250 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2252 * config/s390/s390.c: (s390_decompose_address,
2253 tls_symbolic_operand, legitimate_pic_operand_p,
2254 legitimate_constant_p, legitimate_reload_constant_p,
2255 s390_expand_plus_operand, legitimate_address_p,
2256 legitimate_la_operand_p, ): Remove 'register' from signature.
2257 (symbolic_reference_mentioned_p,
2258 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2259 variable declarations.
2260 (legitimize_address): Remove 'register' from
2261 signature and local variable declarations.
2263 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2265 * config/s390/s390-protos.h: (s390_match_ccmode,
2266 s390_match_ccmode_set, reg_used_in_mem_p,
2267 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2268 legitimate_la_operand_p, preferred_la_operand_p,
2269 s390_short_displacement, addr_generation_dependency_p,
2270 legitimate_reload_constant_p, legitimate_address_p): Change return type
2272 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2273 * config/s390/s390.c: (s390_match_ccmode,
2274 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2275 legitimate_reload_constant_p): Change return type into 'bool'.
2276 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2277 Likewise. Additionally adapted comment.
2278 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2279 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2280 (s390_decompose_address): Change the type of the internal flags
2281 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2282 (struct s390_address): Change type of "pointer" into bool.
2283 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2284 Adapt calls for 's390_tm_ccmode' to the new signature.
2286 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2288 * config/s390/s390.c: (s390_match_ccmode_set,
2289 s390_branch_condition_mnemonic, s390_short_displacement,
2290 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2291 print_shift_count_operand, get_some_local_dynamic_name,
2292 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2293 addr_generation_dependency_p, s390_split_branches,
2294 annotate_constant_pool_refs, find_constant_pool_ref,
2295 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2296 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2297 s390_register_info, s390_frame_info, s390_init_frame_layout,
2298 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2299 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2300 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2301 s390_encode_section_info, s390_cannot_force_const_mem,
2302 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2303 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2304 s390_adjust_priority, s390_issue_rate,
2305 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2306 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2307 s390_build_builtin_va_list, s390_gimplify_va_arg,
2308 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2309 s390_pass_by_reference, s390_fixed_condition_code_regs,
2310 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2311 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2312 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2313 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2314 s390_find_constant, s390_add_execute, s390_find_execute,
2315 s390_execute_label, s390_execute_target, s390_dump_pool,
2316 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2317 Move target macro definitions to the end of the file. Move several
2318 functions within the file to assure correct compiling.
2320 2005-05-09 Steven Bosscher <stevenb@suse.de>
2322 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2323 (fixup_tail_calls): ...here. Only look at insns between the
2324 start of the function and the FUNCTION_BEG insn note.
2326 * gcse.c (one_cprop_pass): Fix typos in dumps.
2328 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2330 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2332 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2333 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2334 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2335 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2337 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2338 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2339 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2342 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2344 * config/s390/s390.md: ("gf") New mode attribute.
2345 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2346 "fixuns_truncsfsi2"): Merge.
2347 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2348 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2349 "fix_truncsfsi2_ieee"): Merge.
2351 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2353 * config/s390/s390.md: ("FPR") New mode macro.
2354 ("de", "dee"): New mode attributes.
2355 ("cmpdf", "cmpsf"): Merge.
2356 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2357 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2358 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2359 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2360 ("floatdidf2", "floatdisf2"): Merge.
2361 ("adddf3", "addsf3"): Merge.
2362 ("*adddf3", "*addsf3"): Merge.
2363 ("*adddf3_cc", "*addsf3_cc"): Merge.
2364 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2365 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2366 ("subdf3", "subsf3"): Merge.
2367 ("*subdf3", "*subsf3"): Merge.
2368 ("*subdf3_cc", "*subsf3_cc"): Merge.
2369 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2370 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2371 ("muldf3", "mulsf3"): Merge.
2372 ("*muldf3", "*mulsf3" "): Merge.
2373 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2374 ("*fmadddf", "*fmaddsf"): Merge.
2375 ("*fmsubdf", "*fmsubsf"): Merge.
2376 ("divdf3", "divsf3"): Merge.
2377 ("*divdf3", "*divsf3"): Merge.
2378 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2379 ("negdf2", "negsf2"): Merge.
2380 ("*negdf2_cc", "*negsf2_cc"): Merge.
2381 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2382 ("*negdf2", "*negsf2"): Merge.
2383 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2384 ("absdf2", "abssf2"): Merge.
2385 ("*absdf2_cc", "*abssf2_cc"): Merge.
2386 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2387 ("*absdf2", "*abssf2"): Merge.
2388 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2389 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2390 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2391 ("*negabsdf2", "*negabssf2"): Merge.
2392 ("sqrtdf2", "sqrtsf2"): Merge.
2394 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2396 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2398 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2399 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2400 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2401 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2403 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2404 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2405 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2406 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2407 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2408 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2409 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2410 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2411 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2412 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2413 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2414 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2415 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2416 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2417 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2418 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2420 ("*divsf3"): Additionally rename second pattern to
2422 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2423 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2424 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2425 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2426 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2427 'type values' and rename 'type' value.
2428 ("*addsf3"): Additionally rename second pattern to
2431 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2433 * config/s390/s390.md: ("SHIFT"): New mode macro.
2434 ("lr", "shift"): New mode attributes.
2435 ("ashldi3", "lshrdi3"): Merge.
2436 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2437 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2438 ("ashlsi3", "lshrsi3"): Merge.
2440 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2442 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2444 ("E", "g"): New mode attributes.
2445 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2446 ("*adddi3_alc", "*addsi3_alc"): Merge.
2447 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2448 ("*subdi3_slb", "*subsi3_slb"): Merge.
2449 ("adddicc", "addsicc"): Merge.
2450 ("*sconddi", "*scondsi"): Merge.
2451 ("*sconddi_neg", "*scondsi_neg"): Merge.
2452 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2453 ("negdi2", "negsi2"): Extract expander pattern from
2454 "negsi2" and merge with "negdi2".
2455 ("*negdi2"): Merge with instruction pattern of "negsi2".
2456 ("*negdi2_cc", "*negsi2_cc"): Merge.
2457 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2458 ("rotldi3", "rotlsi3"): Merge.
2460 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2462 * config/s390/s390.md: ("hc"): New mode attribute.
2463 ("extendhidi2", "extendqidi2"): Merge.
2464 ("*extendhidi2", "*extendqidi2"): Merge.
2465 ("extendhisi2", "extendqisi2"): Merge.
2466 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
2467 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
2468 Merged 2 define_split.
2469 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
2470 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2472 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2474 * config/s390/s390.md: ("COMPARE"): New mode macro.
2475 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
2476 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
2477 "bungt", "bunle", "bunge", "bltgt"): Merge.
2479 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2481 * config/s390/s390.md: ("INT"): New mode macro.
2482 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
2485 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2487 * config/s390/s390.md: ("GPR", "P"): New mode macros.
2488 ("cmpdi", "cmpsi"): Merge.
2489 ("strlendi", "strlensi"): Merge.
2490 ("*strlendi", "*strlensi"): Merge.
2491 ("movmemdi", "movmemsi"): Merge.
2492 ("clrmemdi", "clrmemsi"): Merge.
2494 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2496 * config/s390/s390.md: ("HQI"): New mode macro.
2497 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
2498 ("*tmhi_full", "*tmqi_full"): Merge.
2499 ("*tsthiCCT", "*tstqiCCT"): Merge.
2500 ("*tsthi", "*tstqi"): Merge.
2501 ("*tsthi_cconly", "tstqi_cconly"): Merge.
2502 ("*sethighhisi", "*sethighqisi"): Merge.
2504 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2506 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
2507 config/alpha/unicosmk.h, config/arc/arc.md,
2508 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
2509 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
2510 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
2511 config/arm/semi.h, config/arm/uclinux-elf.h,
2512 config/arm/wince-pe.h, config/fr30/fr30.c,
2513 config/rs6000/altivec.h: Update copyright.
2515 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2517 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
2518 gcc_assert and gcc_unreachable as appropriate.
2519 (pdp11_output_function_epilogue, output_move_double,
2520 output_move_quad, print_operand_address, output_jump,
2521 output_addr_const_pdp11): Likewise.
2522 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
2523 ASM_OUTPUT_ALIGN): Likewise.
2524 * config/pdp11/pdp11.md: Likewise.
2525 (extendhisi2, subhi3, subqi3): Likewise.
2527 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2530 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
2533 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2535 * config/ia64/ia64.c: Fix a comment typo.
2537 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
2540 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
2541 (arm_override_options): Use them instead of manifest constants. Don't
2542 allow -march to override the -mtune setting.
2544 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2546 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
2547 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
2548 (function_arg_advance, function_arg, save_restore_insns,
2549 iq2000_expand_prologue, iq2000_output_conditional_branch,
2550 expand_one_builtin, print_operand):
2551 * config/iq2000/iq2000.md (tablejump): Likewise.
2553 2005-05-09 David Ung <davidu@mips.com>
2555 * config/mips/mips.h (processor_type): Add names for the 24K.
2556 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
2558 * config/mips/mips.md (cnv_mode): New attribute for recording the
2559 conversion types of float convert insns.
2560 (cpu): Add 24k and 24kx.
2561 (include): Include 24k.md file.
2562 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
2563 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
2564 (floatdisf2): Setup cnv_mode.
2565 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
2567 * config/mips/24k.md: New file, contains 24k DFA pipeline
2570 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2572 * config/sh/sh.c (print_operand_address): Use gcc_assert and
2573 gcc_unreachable as appropriate.
2574 (print_operand, prepare_move_operands, prepare_scc_operands,
2575 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
2576 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
2577 fixup_mova, gen_far_branch, sh_reorg, split_branches,
2578 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
2579 sh_set_return_address, sh_setup_incoming_varargs,
2580 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
2581 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
2582 check_use_sfunc_addr): Likewise.
2583 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
2584 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2585 * config/sh/symbian.c (sh_symbian_mark_dllexport,
2586 sh_symbian_mark_dllimport): Likewise.
2587 * config/sh/sh.md: Likewise.
2588 (movdicc, call_pop, call_value_pop, casesi_worker_1,
2589 casesi_worker_2, casesi_shift_media, casesi_load_media,
2590 return_media): Likewise.
2592 2005-05-08 Roger Sayle <roger@eyesopen.com>
2595 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
2598 2005-05-08 Richard Henderson <rth@redhat.com>
2600 * config/alpha/alpha.c (adjust_address): Fix typo last change.
2602 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2604 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
2605 and -1 can happen in reg_renumber when no hard register is assigned.
2607 2005-05-08 Steven Bosscher <stevenb@suse.de>
2608 Kazu Hirata <kazu@cs.umass.edu>
2610 PR tree-optimization/14841, tree-optimization/15838
2611 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2612 (evaluate_stmt): Call it.
2614 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2616 * config/ia64/ia64.c (ia64_override_options): Don't set
2617 ia64_flag_var_tracking and clear flag_var_tracking here...
2618 (ia64_file_start): ... but here.
2620 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2622 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2623 and gcc_unreachable as appropriate.
2624 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2625 m68hc11_gen_highpart, print_operand, print_operand_address,
2626 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2627 m68hc11_gen_movhi): Likewise.
2628 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2629 * config/m68hc11/m68hc11.md: Reword comment.
2631 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2634 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2637 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2639 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2640 the 68HC12 address indirect addressing mode as it is not supported by
2642 * config/m68hc11/m68hc11-protos.h
2643 (m68hc11_valid_addressing_p): Declare.
2644 (m68hc11_add_mode): Declare.
2645 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2646 register_indirect_p and export it.
2647 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2648 instruction so that it is part of the good BB.
2649 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2650 addressing with movw.
2651 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2653 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2654 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2655 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2657 ("*movhi_68hc12"): Handle movhi_const0.
2658 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2659 ("*subhi3_zext"): Likewise.
2661 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2664 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2665 operand 1 and fix constraints.
2666 ("mulqihi3"): Use general_operand for operand 2.
2668 2005-05-08 Julian Brown <julian@codesourcery.com>
2669 H.J. Lu <hongjiu.lu@intel.com>
2670 Paul Brook <paul@codesourcery.com>
2672 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2673 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2674 20050308/2.16.0 or newer for comdat group.
2675 * configure: Regenerated.
2676 * config.in: Regenerated.
2677 * varasm.c (default_function_rodata_section): Put .rodata section in
2678 COMDAT group when necessary.
2679 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2681 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2684 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2686 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2688 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2689 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2690 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2691 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2693 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2696 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2697 64-bit constants on 64-bit hosts.
2698 (m68hc11_split_logical): Simplify.
2699 (m68hc11_split_move): Likewise.
2701 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2702 Paolo Bonzini <bonzini@gnu.org>
2704 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2705 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2706 * configure.ac (enable_checking): Fix typos in runtime_checking.
2707 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2708 (xm_file): Prepend auto-host.h
2709 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2710 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2712 * crtstuff.c: Do not include auto-host.h.
2713 (IN_LIBGCC2): Do not define.
2714 * gcov-io.h: Include tconfig.h, not auto-host.h.
2715 * libgcc2.c: Do not include auto-host.h.
2716 (abort): Do not undefine.
2717 * libgcov.c: Remove unneeded comment about config.h.
2718 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2719 * config.in, configure: Regenerated.
2721 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2722 Falk Hueffner <falk@debian.org>
2724 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2725 and gcc_unreachable as appropriate.
2726 (get_aligned_mem, get_unaligned_address,
2727 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2728 alpha_emit_setcc, alpha_emit_conditional_move,
2729 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2730 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2731 alpha_expand_unaligned_load, alpha_expand_block_move,
2732 alpha_expand_zap_mask, get_trap_mode_suffix,
2733 get_round_mode_suffix, get_some_local_dynamic_name,
2734 print_operand_address, function_arg, alpha_return_in_memory,
2735 function_value, alpha_expand_builtin,
2736 alpha_initial_elimination_offset, alpha_expand_epilogue,
2737 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2738 alphaev5_next_group, alpha_align_insns,
2739 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2740 unicosmk_ssib_name): Likewise.
2741 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2742 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2743 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2744 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2745 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2746 * config/alpha/alpha.md (*divmodsi_internal_er,
2747 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2748 call_nt, call_umk, call_vms, call_value, sibcall_value,
2749 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2750 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2751 * config/alpha/predicates.md (input_operand): Likewise.
2753 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2755 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2756 gcc_unreachable, as appropriate.
2757 (frv_function_prologue, frv_alloc_temp_reg,
2758 frv_initial_elimination_offset, frv_expand_block_move,
2759 frv_expand_block_clear, frv_print_operand_jump_hint,
2760 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2761 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2762 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2763 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2764 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2765 frv_in_small_data_p, frv_asm_out_constructor,
2766 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2767 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2768 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2769 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2770 sibcall_value, casesi): Likewise.
2772 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2773 gcc_unreachable as appropriate.
2774 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2775 expand_epilogue, notice_update_cc, initial_offset,
2776 mn10300_address_cost_1): Likewise.
2777 * config/mn10300/mn10300.md: Likewise.
2778 (absdf2, abssf2, negdf2, negsf2): Likewise.
2780 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2783 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2785 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2786 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2787 including sunge_<mode> and sungt_<mode>.
2789 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2791 * integrate.h (get_hard_reg_initial_val): Change type of register
2792 parameter from int to unsigned int.
2793 (has_hard_reg_initial_val): Likewise.
2794 * integrate.c (get_hard_reg_initial_val): Likewise.
2795 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2797 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2799 * except.c (eh_status): Change the type of ttype_data to
2801 (add_ttypes_entry, assign_filter_values,
2802 output_function_exception_table): Use VEC instead of VARRAY.
2804 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2806 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2808 2005-05-07 Paul Brook <paul@codesourcery.com>
2810 * Makefile.in: Fix dependencies.
2811 (GCOV_IO_H, VARRAY_H): Set.
2813 2005-05-07 Anthony Green <green@redhat.com>
2816 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2817 x$STMP_FIXPROTO test.
2818 * configure: Rebuilt.
2820 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2822 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2823 inappropriate feature test macros if flag_iso.
2825 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2827 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2829 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2832 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2833 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2834 Handle moved operand being in special register.
2835 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2836 presumed working insn.
2837 (mover2side): Add FIXME.
2839 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2841 * integrate.c (get_func_hard_reg_initial_val): Delete.
2842 (has_func_hard_reg_initial_val): Delete.
2843 (get_hard_reg_initial_val): Inline the old implementation of
2844 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2845 instead of has_func_hard_reg_initial_val to test for an existing
2846 pseudo. Only create an rtx if a new initial value entry is needed.
2847 (has_hard_reg_initial_val): Scan the initial value list directly.
2848 Don't create an rtx.
2850 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2852 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2854 * config.in (HAVE_AS_POPCNTB): New.
2855 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2856 (HAVE_AS_POPCNTB): New.
2857 * configure: Regenerated.
2858 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2859 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2860 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2861 and rs6000_sched_costly_dep.
2862 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2863 (TARGET_XL_COMPAT): Delete.
2864 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2865 (popcount<mode>2): New.
2866 (popcntb<mode>2): New.
2867 * config/rs6000/rs6000.opt (mpopcntb): New.
2869 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2870 if variable name exists.
2872 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2874 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2876 2005-05-07 Richard Henderson <rth@redhat.com>
2879 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2880 with constant offsets.
2882 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2884 * config/v850/v850.c (print_operand): Use gcc_assert and
2885 gcc_unreachable, as appropriate.
2886 (print_operand_address, v850_handle_data_area_attribute,
2887 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2888 v850_insert_attributes, construct_prepare_instruction): Likewise.
2889 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2890 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2892 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2894 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2895 config/rs6000/rs6000.h: Fix comment typos.
2897 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2899 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2900 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2901 (mips_scalar_mode_supported_p): Delete.
2903 2005-05-06 Eric Christopher <echristo@redhat.com>
2905 * config/mips/mips.opt: Remove -mint64 option.
2906 * config/mips/mips.c (override_options): Remove -mint64
2908 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2909 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2910 64-bit integer handling.
2911 * doc/invoke.texi (Option Summary): Remove -mint64 for
2914 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2916 PR tree-optimization/19401
2917 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2918 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2919 (estimated_unrolled_size): New function.
2920 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2921 tree_unroll_loops_completely): Always unroll loops if the code size
2923 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
2924 loops should be unrolled completely.
2925 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
2927 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2929 PR rtl-optimization/21254
2930 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
2931 assumptions for loops that otherwise do not roll.
2932 (find_simple_exit): Prefer # of iterations that is guaranteed
2934 * loop-unroll.c (decide_peel_once_rolling,
2935 decide_peel_completely): Check whether the loop is infinite.
2937 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
2939 * config/rs6000/sysv4.opt: Fix typo.
2941 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
2942 Jakub Jelinek <jakub@redhat.com>
2945 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
2946 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
2947 Don't use rep; movs{l,q} if the repetition count is really small,
2948 instead use a sequence of movs{l,q} instructions.
2950 2005-05-06 Jeff Law <law@redhat.com>
2952 PR tree-optimization/21380
2953 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
2954 thread through a block with no preds.
2956 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
2958 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
2959 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
2960 add_call_read_ops): Use VEC instead of VARRAY.
2962 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2964 * config/mcore/mcore.c (mcore_print_operand_address): Use
2965 gcc_assert and gcc_unreachable as appropriate.
2966 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
2967 mcore_output_andn, output_inline_const, mcore_output_move,
2968 mcore_output_movedouble, mcore_expand_block_move,
2969 layout_mcore_frame, mcore_initial_elimination_offset,
2970 mcore_expand_prolog, mcore_mark_dllexport,
2971 mcore_mark_dllimport): Likewise.
2972 * config/mcore/mcore.h (switch_to_section): Likewise.
2973 * config/mcore/mcore.md: Likewise.
2975 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
2977 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
2978 TARGET_PROFILE_KERNEL.
2980 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
2981 TARGET_PROFILE_KERNEL use.
2983 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2985 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
2986 and gcc_unreachable, as appropriate.
2987 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
2988 m32r_expand_prologue, m32r_output_function_epilogue,
2989 m32r_legitimize_pic_address, m32r_print_operand_address,
2990 emit_cond_move, m32r_function_symbol,
2991 m32r_output_block_move): Likewise.
2992 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2993 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
2994 *rev_zero_branch_insn): Likewise.
2996 2005-05-06 Jakub Jelinek <jakub@redhat.com>
2999 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
3000 if both NEWDECL and OLDDECL are already weak.
3002 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
3004 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3006 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
3007 Kaz Kojima <kkojima@gcc.gnu.org>
3009 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3012 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
3013 David Edelsohn <edelsohn@gnu.org>
3015 * config.gcc: Add .opt magic for the rs6000 ports.
3017 * doc/invoke.texi: Document -mabi= option properly. Document
3018 -misel and -mno-sel. Document -mspe and -mno-spe. Document
3019 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
3022 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
3023 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
3026 * config/rs6000/aix.opt: New.
3027 * config/rs6000/aix41.opt: New.
3028 * config/rs6000/aix64.opt: New.
3029 * config/rs6000/darwin.opt: New.
3030 * config/rs6000/linux64.opt: New.
3031 * config/rs6000/rs6000.opt: New.
3032 * config/rs6000/sysv4.opt: New.
3034 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3035 associated TARGET_*. Remove SUBTARGET_OPTIONS,
3037 Define TARGET_USES_SYSV4_OPT.
3038 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3039 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
3040 TARGET_USES_AIX64_OPT.
3041 * config/rs6000/aix51.h: Same.
3042 * config/rs6000/aix52.h: Same.
3043 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3044 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3045 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3046 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3047 * config/rs6000/linux64.h: Use
3048 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
3050 * config/rs6000/rs6000.c: Remove definitions of
3051 rs6000_sched_restricted_insns_priority,
3052 rs6000_long_double_size_string, rs6000_altivec_vrsave,
3053 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3054 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3055 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3056 rs6000_alignment_string. Define rs6000_explicit_options.
3057 (rs6000_parse_abi_options): Remove.
3058 (rs6000_parse_alignment_option): Remove.
3059 (rs6000_parse_float_gprs_option): Remove.
3060 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
3061 TARGET_DEFAULT_TARGET_FLAGS.
3062 (rs6000_override_options): Revamp to use new .opt machinery.
3064 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3065 of new .opt machinery. Remove target_flags. Redefine
3066 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
3067 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3068 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3069 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3070 rs6000_longcall_switch, rs6000_default_long_calls,
3071 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3072 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3073 TARGET_ALTIVEC_VRSAVE.
3075 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3077 * config.gcc (hppa1.1-*-rtems*): Remove.
3078 * config/pa/rtems.h: Remove.
3080 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3082 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3083 Exclude roe/603e multilib variants.
3085 2005-05-04 Denis Chertykov <denisc@overta.ru>
3088 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3091 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3093 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3094 arm/pe.opt to $extra_options.
3095 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3096 (target_float_abi_name, target_float_switch, target_abi_name)
3097 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3098 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3099 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3100 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3101 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3102 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3103 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3104 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3105 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3106 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3107 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3108 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3109 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3110 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3111 (arm_pic_register_string): Delete.
3112 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3114 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3115 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3116 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3117 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3118 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3119 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3120 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3121 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3122 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3123 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3124 (SUBTARGET_SWITCHES): Delete.
3125 * config/arm/arm.c (target_float_switch): Delete.
3126 (arm_cpu_select): Moved from config/arm/arm.h.
3127 (target_fpu_name, target_fpe_name, target_float_abi_name)
3128 (target_abi_name, structure_size_string, arm_pic_register_string)
3129 (arm_select): Make static.
3130 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3131 (arm_handle_option): New function.
3132 (arm_override_options): Update target_flags checks for new mask names.
3133 Remove target_float_switch code.
3134 (arm_expand_prologue, thumb_expand_prologue): Check
3135 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3136 * config/arm/arm.opt, config/arm/pe.opt: New files.
3138 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3140 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3141 gcc_unreachable as appropriate.
3142 (arc_double_limm_p, arc_setup_incoming_varargs,
3143 arc_compute_function_type, arc_output_function_prologue,
3144 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3145 output_shift, arc_print_operand, arc_print_operand_address,
3146 arc_final_prescan_insn): Likewise.
3147 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3149 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3151 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3156 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3157 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3158 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3159 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3160 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3161 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3162 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3163 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3165 2005-05-05 Paul Brook <paul@codesourcery.com>
3167 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3168 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3169 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3170 and tree-data-ref.h with *_H variables.
3172 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3174 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3176 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3178 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3180 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3182 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3184 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3186 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3187 setting of vrsave register for current function after
3188 call to save_world is emitted.
3190 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3192 * config/mmix/predicates.md: New file.
3193 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3194 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3195 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3196 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3197 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3199 * config/mmix/mmix.md: Include predicates.md.
3200 ("call", "call_value"): Force address to register if it isn't a
3201 mmix_symbolic_or_address_operand.
3203 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3205 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3206 the flags are of appropriate types.
3207 (num_ssa_operands): Generalize using the generic interface.
3208 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3211 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3213 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3214 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3216 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3218 * tree-outof-ssa.c (edge_leader, stmt_list,
3219 analyze_edges_for_bb): Use VEC instead of VARRAY.
3220 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3221 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3222 fini_analayze_edges_for_bb.
3224 2005-05-04 James E Wilson <wilson@specifixinc.com>
3227 * gcc.c (process_command): In the second argv scan loop, ignore
3228 Xassembler and Xpreprocessor, along with their argument.
3230 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3232 * tree-flow-inline.h, tree-ssa-operands.c,
3233 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3234 Likewise. tree-vn.c: Fix comment typos.
3235 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3237 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3239 * doc/tm.texi (Target Hooks): Document
3240 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3242 2005-05-04 Paul Brook <paul@codesourcery.com>
3244 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3246 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3248 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3249 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3252 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3253 get_expansion, expand_var_during_unrolling,
3254 insert_var_expansion_initialization,
3255 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3258 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3261 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3264 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3265 the same as INTEGER_TYPE.
3266 (fold_binary): Fold "bool_var != 0" to bool_var.
3267 Fold "bool_var == 1" to bool_var.
3269 2004-05-03 Richard Henderson <rth@redhat.com>
3272 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3273 from recog_data instead of insn_data.
3275 2005-05-03 DJ Delorie <dj@redhat.com>
3277 * common.opt (fdiagnostics-show-option): No variable is needed.
3278 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3279 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3280 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3281 Save and restore original message format. Use flag in context
3283 (warning): Don't test for enabled warnings here.
3284 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3287 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3289 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3290 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3291 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3292 * aclocal.m4: Don't include accross.m4.
3293 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3294 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3295 * configure, config.in: Regenerate.
3297 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3300 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3301 (clear_storage): Add argument.
3302 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3303 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3305 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3306 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3307 (store_expr, store_constructor): Adjust callers.
3308 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3309 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3310 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3311 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3312 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3313 with EXP. Pass EXP to expand_builtin_memmove.
3314 (expand_builtin_memset): Add ORIG_EXP argument, pass
3315 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3316 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3317 Pass EXP to expand_builtin_memset.
3318 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3320 (expand_builtin_strncmp): Likewise.
3321 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3322 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3323 (expand_builtin_fprintf): Likewise.
3324 (expand_builtin): Adjust calls to
3325 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3327 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3330 PR rtl-optimization/21239
3331 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3333 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3335 * tree-flow.h (tree_ann_common_d): Move aux to ...
3336 (stmt_ann_d): ... here.
3337 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3338 move_computations_stmt, schedule_sm): Update references to
3340 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3342 * tree-cfg.c (remove_bb): Remove a redundant call to
3344 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3347 2005-05-03 Richard Henderson <rth@redhat.com>
3349 * config/rs6000/rs6000.c: Remove conflict markers.
3351 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3353 2005-05-03 James E Wilson <wilson@specifixinc.com>
3355 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3357 2005-05-03 DJ Delorie <dj@redhat.com>
3359 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3360 decide if the warning will be printed.
3361 * calls.c (expand_call): Likewise.
3362 * function.c (init-function_start): Likewise.
3364 * common.opt (-fdiagnostics-show-option): New.
3365 * opts.c (option_enabled): Accept the option index instead of a
3366 pointer to the option descriptor.
3367 * opts.h (option_enabled): Likewise.
3368 * toplev.c (print_switch_values): Pass option index, not option
3370 * diagnostic.h (diagnostic_info): Add option_index.
3371 * diagnostic.c: Include opts.h.
3372 (diagnostic_set_info): Initialize option_index.
3373 (diagnostic_report_diagnostic): Amend option name if appropriate.
3374 (warning): Check to see if the specified warning is enabled.
3376 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3378 2005-05-03 Richard Henderson <rth@redhat.com>
3380 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3381 SPEC_OR_GEN_REGS definitions.
3383 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3386 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3387 for unavailable registers.
3389 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3391 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3393 * cfglayout.c (block_locators_blocks,
3394 insn_locators_initialize, insn_scope): Use VEC instead of
3397 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3398 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3401 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3403 * config/sparc/predicates.md (const_compl_high_operand): New.
3404 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3406 (sparc_emit_set_const64_quick1): Adjust for above change.
3407 (sparc_emit_set_const64_quick2): Likewise.
3408 (sparc_emit_set_const64_longway): Likewise.
3409 (sparc_emit_set_const64): Likewise.
3410 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3411 movdi_const64_special): Delete.
3412 (logical constant splitters): Use const_compl_high_operand.
3414 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3416 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3417 rather than STRIP_NOPS.
3419 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3421 PR rtl-optimization/21330
3422 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3424 (unswitch_single_loop): Clear cinsn when retrying.
3427 * config/i386/i386.c (legitimize_address): When canonicalizing
3428 ASHIFT into MULT, multiply by 1 << shift_count instead of
3429 1 << log2 (shift_count).
3431 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3433 * lambda-code.c (gcc_loop_to_lambda_loop,
3434 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3435 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3436 generic operand interface.
3437 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3438 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3439 generic operand interface.
3440 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3441 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3442 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3443 num_imm_uses): Use ssa_use_operand_t.
3444 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3445 get_v_must_def_ops): Delete.
3446 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3447 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3448 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3449 get_v_must_def_kill_ptr): Delete.
3450 (delink_stmt_imm_use): Move and use new operand interface.
3451 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3452 op_iter_next_tree): Use new operand implementation.
3453 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3454 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3456 (op_iter_next_mustdef, op_iter_next_maydef,
3457 op_iter_next_must_and_may_def): Delete. Replace with...
3458 (op_iter_next_maymustdef): New. Combine must and may next operations.
3459 (op_iter_init_maydef, op_iter_init_mustdef,
3460 op_iter_init_must_and_may_def): Use new interface.
3461 (single_ssa_tree_operand ): New. Process single operands only as trees.
3462 (single_ssa_use_operand): New. Process single operands only as uses.
3463 (single_ssa_def_operand): New. Process single operands only as defs.
3464 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3466 (num_ssa_operands): New. Count the number of specified operands.
3467 (compare_ssa_operands_equal): New. Compare two statements' operands.
3468 (single_phi_def): New. Return true if PHI has one def of the specified
3470 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
3471 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
3472 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
3473 (struct stmt_ann_d): Operands field no longer require GTY().
3474 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
3475 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
3476 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3477 dump_replaceable_exprs, rewrite_trees): Use generic interface.
3478 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
3479 Use use_operand_p instead of ssa_imm_use_t *.
3480 * tree-pretty-print.c (dump_vops): check if operands are active before
3481 dumping virtual operands.
3482 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
3483 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
3484 (ccp_fold): Use new interface.
3485 (ccp_visit_stmt): Remove unused variables and code.
3486 (convert_to_gimple_builtin): Insert statements before calling
3487 mark_new_vars_to_rename.
3488 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
3489 (copy_prop_visit_cond_stmt): Use generic interface.
3490 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
3491 annotation in table.
3492 (thread_across_edge): Use generic interface.
3493 (initialize_hash_element): Initialzie with stmt, not annotation.
3494 (eliminate_redundant_computations): Use generic interface.
3495 (record_equivalences_from_stmt): Pass stmt, not annotation.
3496 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
3498 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
3499 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
3500 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
3501 generic operand interface.
3502 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
3504 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
3506 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
3507 (build_defs, build_uses, build_v_may_defs, build_vuses,
3508 build_v_must_defs): Change type to struct opbuild_list_d.
3509 (ops_active): New. Operands active boolean.
3510 (operand_memory, operand_memory_index): New. Operand memory managers.
3511 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
3512 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
3513 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
3514 Change from functions to static variable list heads.
3515 (opbuild_initialize_virtual): New. Initialize a virtual build list.
3516 (opbuild_initialize_real): New. Initialize a virtual build list.
3517 (opbuild_free): New. Free a build list.
3518 (opbuild_num_elems): New. Number of items in a list.
3519 (opbuild_append_real): New. Add a real (tree *) operand.
3520 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
3521 (opbuild_first): New. Return first element index in a list.
3522 (opbuild_next): New. Return next element in a list.
3523 (opbuild_elem_real): New. Return real element.
3524 (opbuild_elem_virtual): New. Return virtual element.
3525 (opbuild_elem_uid): New. Return UID of virtual element.
3526 (opbuild_clear): New. Reset an operand list.
3527 (opbuild_remove_elem): New. Remove an element form a list.
3528 (ssa_operands_active): New. Return true if operand cache is active.
3529 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
3530 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
3531 (correct_use_link): Use use_operand_p.
3532 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
3533 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
3534 (cleanup_v_may_defs): Use new implmentation.
3535 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
3537 (append_def, append_use, append_v_may_def, append_vuse,
3538 append_v_must_def): Call opbuild_append routine instead of using varray.
3539 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
3540 global parse_old_ops variable.
3541 (free_ssa_operands): New implementation.
3542 (update_stmt_operands): Move. Change argument to build_ssa_operands.
3543 (copy_virtual_operands): Move. New generic implementation.
3544 (create_ssa_artficial_load_stmt): Move. New implementation.
3545 (swap_tree_operands): Update for new implementation.
3546 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
3547 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
3548 rather than a varray.
3549 (verify_imm_links): Use use_operand_p.
3550 (dump_immediate_uses_for): If the immediate use variable is a virtual
3551 variable, show the virtual ops in the stmt.
3552 * tree-ssa-operands.h (def_operand_p): No longer a structure.
3553 (NULL_DEF_OPERAND_P): Now a #define.
3554 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
3555 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
3556 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
3557 mustdef_optype_d): New. Use Linked list representation.
3558 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
3559 (struct ssa_operand_memory_d): New. Allocated Chunk node.
3560 (struct stmt_operands_d): Change to new pointers that are not GTY.
3561 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
3562 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
3563 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
3564 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
3565 SET_V_MUST_DEF_KILL): Delete.
3566 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
3567 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
3568 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
3569 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
3570 (enum ssa_op_iter_type): Operand iterator typechecking values.
3571 (struct ssa_operand_iterator_d): Use linked lists of operands.
3572 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
3573 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
3574 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
3575 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
3576 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
3577 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
3578 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
3579 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
3580 * tree-ssa-opfinalize.h: New. Function templates for expansion.
3581 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
3582 alloc_vuse, and alloc_mustdef.
3583 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
3584 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
3585 and finalize_ssa_v_must_def_ops.
3586 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
3587 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
3589 (compute_avail): Use generic iterator interface.
3590 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
3591 (stmt_makes_single_load, stmt_makes_single_store): Use
3593 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
3594 (statement_sink_location): Use generic interface.
3595 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
3596 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
3597 reset the immediate use link nodes.
3598 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
3599 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
3600 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
3601 (eliminate_tail_call): Use generic operand interface.
3602 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
3603 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
3605 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
3607 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
3608 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
3610 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
3611 Use statement pointer instead of vuse_optype. Use generic interface.
3612 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3613 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3614 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3615 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3616 * doc/tree-ssa.texi: Update documentation for operand interface.
3618 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3620 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3621 gcc_unreachable as appropriate.
3622 (machopic_function_base_name, machopic_indirect_data_reference,
3623 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3624 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3625 * config/rs6000/altivec.md (*mov<mode>_internal,
3626 build_vector_mask_for_load): Likewise.
3627 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3628 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3629 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3630 * config/rs6000/predicates.md (easy_fp_constant,
3631 logical_operand): Likewise.
3632 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3633 compute_save_world_info, rs6000_emit_prologue,
3634 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3635 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3638 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3641 * convert.c (convert_to_integer): Convert ceil and floor in
3644 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3647 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3648 define_insn_and_split. Split only when memory operand is
3649 offsettable. Use adjust_address rather than plus_constant.
3650 (floatunssidf2_internal): Likewise.
3651 (fix_truncdfsi2_internal): Split only when memory operand is
3652 offsettable. Use adjust_address rather than plus_constant.
3653 (fix_trunctfsi2_internal): Likewise.
3654 (floatsidf2_internal): Likewise.
3656 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3658 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3659 (set_value_range_to_null): Likewise.
3660 (set_value_range_to_varying): New function. Use it in all
3661 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3662 (extract_range_from_assert): If the integral type has a
3663 super-type, and LIMIT is not within MIN and MAX values of that
3664 type, set the resulting range to VR_VARYING.
3666 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3668 * config/mmix/mmix.opt: New file.
3669 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3670 (mmix_cc1_ignored_option): Don't declare.
3671 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3672 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3673 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3674 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3675 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3676 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3677 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3678 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3680 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3681 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3682 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3684 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3687 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3688 * c-decl.c (current_function_prototype_built_in,
3689 current_function_prototype_arg_types): New.
3690 (merge_decls): Keep source location of prototype followed by
3691 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3692 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3693 (start_function): Always set current_function_prototype_locus,
3694 current_function_prototype_built_in and
3695 current_function_prototype_arg_types. Check for external
3696 prototype whether or not visible for external function and set
3697 current_function_prototype_arg_types accordingly.
3698 (store_parm_decls_oldstyle): Use
3699 current_function_prototype_arg_types for checking old-style
3700 definition against prototype. Give warnings only if
3701 current_function_prototype_built_in).
3703 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3705 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3706 (ggc_alloc_zone_stat): Don't define.
3707 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3708 ggc_alloc_zone_pass_stat.
3709 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3710 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3711 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3713 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3715 * calls.c (expand_call): Handle current_function_pretend_args_size
3716 when checking for sibcalls.
3718 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3720 PR tree-optimization/21294
3721 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3722 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3724 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3727 * gcov-io.h: Declare gcov external functions hidden.
3729 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3731 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3732 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3733 Use VEC instead of VARRAY.
3736 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3739 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3741 * c-common.c (resolve_overloaded_builtin): Forward to target
3742 hook for BUILT_IN_MD built-ins.
3743 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3744 for all types of built-in.
3745 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3746 in the definition of the target hooks struct.
3747 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3748 * config/rs6000/altivec.h: Rewritten.
3749 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3750 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3751 rs6000_builtin_type, rs6000_builtin_type_compatible,
3752 altivec_overloaded_builtins, rs6000_builtin_type,
3753 rs6000_builtin_type_compatible): New.
3754 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3756 (def_builtin): Turn into a function. Check for duplicates and store
3757 the builtin into rs6000_builtin_decls.
3758 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3759 bdesc_1arg): Add overloaded builtins.
3760 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3761 do not support ALTIVEC_COMPILETIME_ERROR.
3762 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3763 nodes to represent front-end types.
3764 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3765 with opaque arguments and/or return values.
3766 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3767 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3768 (rs6000_builtin_type_index): New.
3769 (is_ev64_opaque_type): Rename to...
3770 (rs6000_is_opaque_type): ... this.
3771 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3774 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3776 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3779 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3780 Bernd Schmidt <bernd.schmidt@analog.com>
3782 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3783 print_address_operand, print_operand, legitimize_pic_address,
3784 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3785 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3787 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3789 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3791 * doc/passes.texi: Document vectorization pass.
3793 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3795 * tree-scalar-evolution.c (get_exit_conditions_rec,
3796 select_loops_exit_conditions,
3797 number_of_iterations_for_all_loops,
3798 analyze_scalar_evolution_for_all_loop_phi_nodes,
3799 scev_analysis): Use VEC instead of VARRAY.
3801 2005-05-02 Michael Matz <matz@suse.de>
3804 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3805 (warn_strict_null_sentinel): Define.
3806 (check_function_sentinel): Check for null_node as valid sentinel too.
3807 * c-common.h (c_tree_index): Added CTI_NULL.
3808 (null_node) Define global_tree[CTI_NULL].
3809 (warn_strict_null_sentinel): Declare.
3810 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3811 * c.opt: (Wstrict-null-sentinel): New C++ option.
3812 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3814 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3816 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3819 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3821 * dwarf2out.c (decl_scope_table, push_decl_scope,
3822 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3825 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3828 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3830 * doc/cpp.texi (__DEPRECATED): Document.
3831 (__EXCEPTIONS): Likewise.
3832 (__GXX_WEAK__): Likewise.
3834 * function.c (INVOKE__main): Do not define.
3835 (expand_main_function): Check HAS_INIT_SECTION when determining
3836 whether or not to call __main.
3838 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3840 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3842 2005-01-05 Paul Brook <paul@codesourcery.com>
3844 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3845 (INITIALIZE_TRAMPOLINE): Use it.
3846 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3847 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3848 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3850 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3852 * doc/install.texi (Specific): Omit dots in the @anchors names
3853 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3854 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3856 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3858 PR tree-optimization/18316
3859 PR tree-optimization/19126
3860 * tree.c (build_int_cst_type): Avoid shift by size of type.
3861 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3863 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3864 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3866 (dump_cand): Dump depends_on information.
3867 (determine_biv_step): Add argument to simple_iv call.
3868 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3869 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3871 (add_candidate_1): Record depends_on for candidates.
3872 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3873 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3874 Handle ivs with nonconstant step.
3875 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3876 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3877 (create_new_iv): Unshare the step before passing it to create_iv.
3878 (free_loop_data): Free cand->depends_on.
3879 (build_addr_strip_iref): New function.
3880 (find_interesting_uses_address): Use build_addr_strip_iref.
3881 (strip_offset_1): Split the recursive part from strip_offset.
3882 Strip constant offset component_refs and array_refs.
3883 (strip_offset): Split the recursive part to strip_offset_1.
3884 (add_address_candidates): Removed.
3885 (add_derived_ivs_candidates): Do not use add_address_candidates.
3886 (add_iv_value_candidates): Add candidates with stripped constant
3887 offset. Consider all candidates with initial value 0 important.
3888 (struct affine_tree_combination): New.
3889 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3890 aff_combination_add_elt, aff_combination_add,
3891 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3892 fold_affine_sum): New functions.
3893 (get_computation_at): Use fold_affine_sum.
3894 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3895 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3898 2005-04-30 Michael Matz <matz@suse.de>
3900 * config/i386/i386.md (movmemsi): Also active when
3901 TARGET_INLINE_ALL_STRINGOPS.
3903 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3906 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3908 2005-04-30 Paul Brook <paul@codesourcery.com>
3910 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3912 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3913 * config/arm/ieee754-sf.S: Ditto.
3914 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3915 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3917 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3919 * tree-ssanames.c: Fix a comment typo.
3920 * doc/options.texi: Fix a typo.
3922 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
3924 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
3925 gcc_unreachable as appropriate.
3926 (split_adds_subs, cond_string, print_operand,
3927 h8300_initial_elimination_offset, h8300_classify_operand,
3928 h8300_unary_length, h8300_short_immediate_length,
3929 h8300_bitfield_length, h8300_binary_length,
3930 h8300_insn_length_from_table, compute_mov_length, output_plussi,
3931 compute_plussi_length, compute_plussi_cc, output_logical_op,
3932 compute_logical_op_length, compute_logical_op_cc,
3933 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
3934 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
3935 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
3936 h8300_regs_ok_for_stm): Likewise.
3937 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
3938 monitor_prologue): Likewise.
3940 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3942 * loop-invariant.c (invariants, create_new_invariant,
3943 get_inv_cost, best_gain_for_invariant,
3944 find_invariants_to_move, move_invariants,
3945 init_inv_motion_data, free_inv_motion_data): Use VEC instead
3948 2005-04-29 Richard Henderson <rth@redhat.com>
3950 * function.c (instantiate_decls): Remove valid_only argument.
3951 (instantiate_decls_1, instantiate_decl): Likewise.
3952 (instantiate_virtual_regs_1): Delete.
3953 (instantiate_virtual_regs_lossage): Delete.
3954 (instantiate_virtual_regs_in_rtx): New.
3955 (safe_insn_predicate): New.
3956 (instantiate_virtual_regs_in_insn): New.
3957 (instantiate_virtual_regs): Update to match all that. Only run
3958 instantiate_decls once.
3960 2005-04-29 Richard Henderson <rth@redhat.com>
3961 Daniel Jacobowitz <dan@codesourcery.com>
3963 * gengtype.c (write_func_for_structure): Split out ...
3964 (output_type_enum): ... new function. Fix thinko accessing
3965 TYPE_PARAM_STRUCT data.
3967 2005-04-29 Tom Tromey <tromey@redhat.com>
3969 * tree.c (build_block): Removed unused 'tags' argument.
3970 * tree.h (build_block): Removed argument.
3972 2005-04-29 Michael Matz <matz@suse.de>
3974 PR rtl-optimization/21144
3975 * postreload.c (reload_cse_move2add): Check for VOIDmode.
3977 2005-04-29 Bob Wilson <bob.wilson@acm.org>
3979 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
3980 flag_reorder_blocks.
3982 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3984 PR tree-optimization/21030
3985 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
3986 ranges where VR->MAX is smaller than VR->MIN.
3988 2005-04-29 Devang Patel <dpatel@apple.com>
3990 PR tree-optimization/21272
3991 PR tree-optimization/21266
3992 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
3994 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
3996 * tree-flow-inline.h: Fix a comment typo.
3997 * doc/tree-ssa.texi: Fix a typo.
3999 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
4001 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4003 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
4004 gcc_unreachable as appropriate.
4005 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
4006 fr30_print_operand, fr30_move_double): Likewise.
4007 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
4009 2005-04-29 Mark Mitchell <mark@codesourcery.com>
4011 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4012 definition has already been provided.
4013 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4014 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4015 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4017 2005-04-29 Jim Tison <jtison@us.ibm.com>
4019 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4020 trace hooks calls to improve performance.
4022 2005-04-29 Julian Brown <julian@codesourcery.com>
4023 Mark Mitchell <mark@codesourcery.com>
4024 Paul Brook <paul@codesourcery.com>
4026 * crtstuff.c: Handle targets that use .init_array.
4027 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4028 that INVOKE__main is set correctly.
4029 (expand_main_function): Test INVOKE__main.
4030 * libgcc2.c: Do not define __main when using .init_array.
4031 * config/arm/arm.c (arm_elf_asm_constructor): New function.
4032 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4034 (DTORS_SECTION_ASM_OP): Likewise.
4035 (CTOR_LIST_BEGIN): Define specially when in libgcc.
4036 (CTOR_LIST_END): Likewise.
4037 (DTOR_LIST_BEGIN): Likewise.
4038 (DTOR_LIST_END): Likewise.
4039 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4040 (FINI_SECTION_ASM_OP): Likewise.
4041 (INIT_ARRAY_SECTION_ASM_OP): Define.
4042 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4043 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4044 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4045 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4046 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4048 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4050 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4051 gcc_assert and gcc_unreachable as appropriate.
4052 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4053 const_int_cost, output_move_const_into_data_reg,
4054 output_move_qimode, output_move_double, find_addr_reg,
4055 print_operand, print_operand_address): Likewise.
4056 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4057 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4058 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4059 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4060 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4061 conditional_trap): Likewise.
4062 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4064 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4066 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4067 gcc_unreachable as appropriate.
4068 (gen_conditional_move, xtensa_split_operand_pair,
4069 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4070 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4071 xtensa_copy_incoming_a7, xtensa_output_literal,
4072 xtensa_output_literal, xtensa_output_literal): Likewise.
4073 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4074 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4075 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4076 movsicc_internal1, movsfcc_internal0,
4077 movsfcc_internal1): Likewise.
4079 2005-04-28 James E Wilson <wilson@specifixinc.com>
4081 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4082 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4084 2005-04-28 DJ Delorie <dj@redhat.com>
4086 * opt-functions.awk (var_set): Emit proper initializer for
4087 non-target bitfields.
4089 2005-04-28 Devang Patel <dpatel@apple.com>
4091 * dbxout.c (have_used_extensions): Remove.
4092 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4093 have_used_extensions.
4095 2005-04-28 James E Wilson <wilson@specifixinc.com>
4097 * doc/install.texi: Update -enable-languages info. Correct path to
4100 2005-04-28 DJ Delorie <dj@redhat.com>
4102 * optc-gen.awk (END): Make sure no variable is defined more
4104 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4105 Allow for bitfield variables other than target_flags.
4106 * doc/options.text (Mask): Document that you may specify a
4107 variable other than target_flags.
4109 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4111 PR rtl-optimization/18877
4112 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4113 number in val.start.
4115 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4118 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4120 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4121 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4122 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4124 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4126 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4127 creating pseudos when the base offset is too large.
4129 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4131 * global.c (earlyclobber_regclass): Change the type to
4133 (check_earlyclobber): Update uses of earlyclobber_regclass.
4134 (mark_reg_use_for_earlyclobber): Likewise.
4135 (calculate_local_reg_bb_info): Allocate and free
4136 earlyclobber_regclass using the VEC API.
4138 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4140 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4143 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4145 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4148 * config.gcc: Obsolete c4x-* and tic4x-*.
4150 * tree.h (edge_def): Remove.
4152 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4153 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4154 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4155 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4158 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4159 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4160 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4161 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4162 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4163 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4164 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4165 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4166 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4167 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4168 config/i386/cygming.h, config/i386/djgpp.h,
4169 config/i386/lynx.h, config/i386/netware.c,
4170 config/i386/winnt.c, config/ia64/ia64-c.c,
4171 config/iq2000/iq2000.c, config/m32r/little.h,
4172 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4173 config/m68k/m68k.md, config/mcore/mcore.c,
4174 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4175 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4176 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4177 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4178 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4179 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4180 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4181 config/s390/2064.md, config/s390/2084.md,
4182 config/s390/s390-modes.def, config/s390/s390-protos.h,
4183 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4184 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4185 config/vax/vax.c, config/vax/vax.h,
4186 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4189 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4191 * c-typeck.c (build_compound_expr): Correct logic in last change.
4193 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4195 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4196 parameters. Replace conditional move code with assert checking for
4197 ar.lc. Delete obsolete comments.
4198 (set_src_needs_barrier): Delete cond parameter, and code using it.
4199 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4200 assert checking for PR_REGS. Fix calls to update_set_flags and
4201 set_src_needs_barrier.
4202 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4203 callers. Rewrite explanatory comment before the function.
4204 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4207 2005-04-27 Mike Stump <mrs@apple.com>
4209 * doc/cpp.texi: gcc now implements universal character names.
4211 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4214 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4215 being a compound expression whose right-hand side is cast to void.
4217 2005-04-27 Caroline Tice <ctice@apple.com>
4219 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4220 Remove targetm.have_named_sections test.
4221 (fix_edges_for_rarely_executed_code): Likewise.
4222 (insert_section_boundary_note): Likewise.
4223 (reorder_basic_blocks): Check partitioning flag before calling
4224 verify_hot_cold_block_grouping.
4225 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4226 the function struct rather than global variables.
4227 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4228 (COLD_END_LABEL): Likewise
4229 (cold_text_section_label): New static global variable.
4230 (cold_end_label): Likewise.
4231 (dwarf2out_switch_text_section): Get hot/cold section labels from
4232 the function struct rather than global variables; test to make sure
4234 (output_aranges): Use cold_text_section_label and cold_end_label;
4235 check partitioning flag before putting out delta.
4236 (output_ranges): Remove incorrect code attempting to use
4238 (output_line_info): Get cold section label from function struct; test
4239 to make sure cfun is defined.
4240 (add_location_or_const_value_attribute): Likewise.
4241 (dwarf2out_var_location): Likewise.
4242 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4243 write out cold_text_section_label if partition flag is set.
4244 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4245 * function.h (struct function): Add new fields to point to hot/cold
4246 section labels: hot_section_label, cold_section_label,
4247 hot_section_end_label and cold_section_end_label; also add new field
4248 for cold text section name, unlikely_text_section_name.
4249 * opts.c (decode_options): Turn off partitioning flag if
4250 !targetm.have_named_sections.
4251 * output.h (hot_section_label): Remove.
4252 (hot_section_end_label): Remove.
4253 (cold_section_end_label): Remove.
4254 (unlikely_section_label): Remove.
4255 (unlikely_text_section_name): Remove.
4256 * passes.c (rest_of_handle_final): Remove extra blank line.
4257 * varasm.c (unlikely_section_label): Remove.
4258 (hot_section_label): Remove.
4259 (hot_section_end_label): Remove.
4260 (cold_section_end_label): Remove.
4261 (unlikely_text_section_name): Remove.
4262 (initialize_cold_section_name): Modify to call
4263 targetm.strip_name_encoding; to store cold section name in current
4264 function struct, if it exists; and to only use the decl_section_name
4265 if flag_named_sections is true.
4266 (unlikely_text_section): Modify to get section name out of current
4267 function struct, if there is one; otherwise build it from
4268 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4269 (in_unlikely_text_section): Likewise.
4270 (named_section): Modify to get/put cold section name in current function
4271 struct, if there is one.
4272 (function_section): Change 'bool unlikely' to 'int reloc'; check
4273 targetm.have_named_sections before calling named_section.
4274 (current_function_section): Likewise.
4275 (assemble_start_function): Modify to get/put unlikely_text_section_name
4276 in current function struct; modify to get hot/cold section labels
4277 from function struct; initialize labels using
4278 ASM_GENERATE_INTERNAL_LABEL;
4279 test partitioning flag before writing out hot section label.
4280 (assemble_end_function): Test partitioning flag before writing out
4281 hot/cold section labels.
4282 (default_section_type_flags_1): Get cold text section name from
4283 function struct if there is one; Set flags correctly for
4284 cold text section if there is not a current function struct.
4286 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4288 * tree-ssa-propagate.c (set_rhs): Revert last change.
4290 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4292 * explow.c (convert_memory_address): Add gcc_assert.
4294 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4296 * configure.ac: Check for ld --sysroot support.
4297 * gcc.c: Document %R specifier for specs.
4298 (SYSROOT_SPEC): New macro.
4299 (sysroot_spec): New variable.
4300 (static_specs): Add sysroot_spec.
4301 (main): Pass the sysroot spec to the linker if appropriate.
4302 * configure: Regenerated.
4303 * config.in: Likewise.
4305 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4307 * fold-const.c (fold_binary): Use build_fold_addr_expr
4308 for address calculation and INDIRECT_REF handling.
4310 2005-04-27 Andrew Haley <aph@redhat.com>
4312 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4314 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4316 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4317 pointer when thumb backtracing is on.
4319 * config/fp-bit.c (abort): Revert change.
4321 2005-04-27 Ian Lance Taylor <ian@airs.com>
4323 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4325 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4327 * tree-ssa-dce.c: Fix a comment typo.
4329 2005-04-27 David S. Miller <davem@davemloft.net>
4331 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4332 Kill setjmpless_size. current_function_calls_setjmp is completely
4333 computed when we are called, so just use the optimized size value
4334 instead of using REG_SAVE_AREA notes.
4335 (optimize_save_area_alloca): Delete....
4336 * rtl.h (optimize_save_area_alloca): Likewise...
4337 * passes.c (rest_of_compilation): and don't call it any more.
4338 * reg-notes.def (SAVE_AREA): Delete.
4340 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4342 * config/fp-bit.c (abort): Add noreturn attribute.
4344 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4345 gcc_unreachable as appropriate.
4346 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4347 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4348 ASM_OUTPUT_REG_POP): Likewise.
4350 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4352 * tree-complex.c (expand_vector_operations_1): Do not build
4353 VIEW_CONVERT_EXPR's for the lhs.
4355 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4357 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4358 unnecessary noncanonical RTL handling.
4359 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4360 gcc_assert and gcc_unreachable.
4362 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4363 gcc_unreachable as appropriate.
4364 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4365 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4366 use_return_insn, const_ok_for_op, arm_gen_constant,
4367 arm_canonicalize_comparison, legitimize_pic_address,
4368 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4369 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4370 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4371 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4372 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4373 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4374 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4375 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4376 output_call, output_mov_long_double_fpa_from_arm,
4377 output_mov_long_double_arm_from_fpa,
4378 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4379 output_move_double, arithmetic_instr, shift_op, int_log2,
4380 output_return_instruction, arm_output_function_prologue,
4381 arm_output_epilogue, arm_output_function_epilogue,
4382 emit_multi_reg_push, arm_get_frame_offsets,
4383 arm_compute_initial_elimination_offset, arm_expand_prologue,
4384 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4385 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4386 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4387 thumb_compute_initial_elimination_offset,
4388 thumb_output_function_prologue, thumb_load_double_from_address,
4389 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4390 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4391 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4392 * config/arm/arm.md (thumb_extendhisi2,
4393 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4394 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4395 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4396 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4397 * config/arm/cirrus.md (*cirrus_arm_movdi,
4398 *cirrus_movdf_hard_insn): Likewise.
4399 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4401 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4403 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4404 (num_ssa_names): Use VEC_length.
4405 (ssa_names): Use VEC_index.
4406 * tree-ssanames.c (ssa_names): Change the type to
4408 (init_ssanames, fini_ssa_names, make_ssanames,
4409 release_ssa_name): Update uses of ssa_names.
4411 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4412 Use fold_buildN instead of fold (buildN (...)).
4414 2005-04-27 Devang Patel <dpatel@apple.com>
4416 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4418 2005-04-27 Matt Thomas <matt@3am-software.com>
4419 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4421 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4422 (vax_output_mi_thunk): Ditto.
4423 (vax_notice_cc_update): Ditto.
4424 (INDEX_REGISTER_P): Add trailing \.
4425 (BASE_REGISTER_P): Add trailing \.
4426 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4428 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4430 * tree-ssa-propagate.c (set_rhs): Check operand of
4431 ADDR_EXPR for gimpliness, too.
4433 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4435 * tree-ssa-pre.c: Fix a comment typo.
4437 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4439 PR tree-optimization/21171
4440 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4441 record address uses if the reference is volatile.
4443 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4445 * tree-complex.c (expand_vector_operation): New, extracted from
4446 expand_vector_operations_1.
4447 (tree_vec_extract): Build a NOP_EXPR.
4448 (expand_vec_parallel): Do not care about returning the correct type.
4449 (expand_vector_operations_1): Call expand_vector_operation.
4450 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4452 * tree-complex.c (gate_expand_vector_operations): New.
4453 (pass_lower_vector_ssa): Use it.
4454 * tree-optimize.c (init_tree_optimization_passes): Include
4455 pass_lower_vector_ssa.
4456 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4457 (vectorizable_operation): Use it.
4458 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4459 integer modes for the vector type.
4461 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4462 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4463 Do not cope with UNITS_PER_SIMD_WORD == 0.
4464 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4465 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4466 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
4467 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4468 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4469 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4470 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4472 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
4473 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
4474 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
4476 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
4477 (UNITS_PER_SIMD_WORD): New.
4479 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4481 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
4482 gcc_unreachable as appropriate.
4483 (ia64_expand_load_address, ia64_expand_tls_address,
4484 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
4485 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
4486 next_scratch_gr_reg, ia64_initial_elimination_offset,
4487 ia64_expand_prologue, ia64_expand_epilogue,
4488 ia64_output_dwarf_dtprel, ia64_print_operand,
4489 ia64_register_move_cost, first_instruction, rws_access_regno,
4490 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
4491 ia64_sched_init, ia64_variable_issue,
4492 ia64_first_cycle_multipass_dfs_lookahead_guard,
4493 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
4494 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
4495 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
4496 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4497 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4498 * config/ia64/predicates.md (got_symbolic_operand,
4499 sdata_symbolic_operand): Likewise.
4500 * config/ia64/vect.md (vcondv2sf): Likewise.
4502 2005-04-27 Matt Thomas <matt@3am-software.com>
4504 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
4505 CONSTANT_ADDRESS_P in config/vax/vax.h
4506 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
4507 (INDEX_REGISTER_P): New.
4508 (BASE_REGISTER_P): New.
4509 (indirectable_constant_address_p): New. Adapted from
4510 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
4511 (indirectable_address_p): New. Adapted from
4512 INDIRECTABLE_ADDRESS_P in vax.h.
4513 (nonindexed_address_p): New. Adapted from
4514 GO_IF_NONINDEXED_ADDRESS in vax.h.
4515 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
4516 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
4517 (legitimate_address_p): New. Adapted from
4518 GO_IF_LEGITIMATE_ADDRESS in vax.h.
4519 (vax_mode_dependent_address_p): New. Adapted from
4520 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
4521 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
4522 legitimate_constant_address_p.
4523 (CONSTANT_P): Use legitimate_constant_p.
4524 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
4525 (INDIRECTABLE_ADDRESS_P): Removed.
4526 (GO_IF_NONINDEXED_ADDRESS): Removed.
4527 (INDEX_TEMP_P): Removed.
4528 (GO_IF_REG_PLUS_INDEX): Removed.
4529 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
4530 definitions, depending on whether REG_OK_STRICT is defined.
4531 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
4532 Two definitions, depending on whether REG_OK_STRICT is defined.
4533 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
4535 (legitimate_constant_p): Prototype added.
4536 (legitimate_address_p): Prototype added.
4537 (vax_mode_dependent_address_p): Prototype added.
4539 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4541 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
4543 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4546 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
4549 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4552 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
4553 assertion failures, if __gcc_host_wide_int__ is not properly
4555 (init_dynamic_diag_info): Give errors, not assertion failures, if
4556 location_t, tree or __gcc_host_wide_int__ are not properly
4559 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4561 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
4562 n_iv_uses, iv_use, n_iv_cands, iv_cand,
4563 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
4564 prepare_decl_rtl, free_loop_data,
4565 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
4568 * tree.h (tree_phi_node): Add a comment about the order of PHI
4571 2005-04-26 Paul Brook <paul@codesourcery.com>
4573 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
4575 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
4577 * config/mips.mips.c (mips_legitimize_tls_address): Use
4580 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
4581 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
4582 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
4584 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
4587 2005-04-26 Jeff Law <law@redhat.com>
4589 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
4590 (op_iter_init_must_and_may_def): Likewise.
4591 (unmodifiable_var_p): Move to a later point in the file.
4592 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
4593 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
4594 (dse_record_phis): Directly check for virtual operands rather than
4595 using need_imm_uses_for.
4596 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
4597 store has multiple V_{MAY,MUST}_DEF operands.
4599 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
4601 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
4604 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4606 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
4607 call to find_edge outside a loop to go through a PHI chain.
4609 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
4611 PR tree-optimization/17598
4612 * fold-const.c (fold_binary): Fold comparisons of addresses
4613 of COMPONENT_REFs which reference the same field to
4614 comparisons of the addresses of the base objects.
4616 2005-04-26 Julian Brown <julian@codesourcery.com>
4618 * config/arm/arm.c (arm_return_in_msb): New function.
4619 (arm_must_pass_in_stack): New function.
4620 (TARGET_RETURN_IN_MSB): Define target hook.
4621 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4622 (arm_function_value): Pad small aggregate return.
4623 (arm_pad_arg_upward): New function.
4624 (arm_pad_reg_upward): New function.
4625 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4626 (FUNCTION_ARG_PADDING): Define macro.
4627 (BLOCK_REG_PADDING): Define macro.
4628 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4629 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4630 (arm_pad_reg_upward): Declare function.
4632 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4634 * basic-block.h (ei_cond): New.
4635 (FOR_EACH_EDGE): Call ei_cond.
4637 PR tree-optimization/21047
4638 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4639 (fold): Don't handle ASSERT_EXPR.
4641 2005-04-25 Roger Sayle <roger@eyesopen.com>
4643 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4644 all writes to any stack register as a read/write dependency on
4646 (sched_analyze_2): Likewise, for reads from any stack register.
4648 2005-04-25 Richard Henderson <rth@redhat.com>
4650 * final.c (output_addr_const): Revert 2005-04-09 change.
4652 2005-04-25 Mike Stump <mrs@apple.com>
4654 * config/darwin.c (darwin_encode_section_info): Always set
4655 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4657 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4659 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4660 gensupport.c, protoize.c, toplev.c: Replace calls to
4661 `unlock_stream' with `unlock_std_streams'.
4663 2005-04-25 Devang Patel <dpatel@apple.com>
4665 * dbxout.c (dbxout_type): Emit attribute vector.
4667 2005-04-05 Paul Brook <paul@codesourcery.com>
4669 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4670 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4671 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4672 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4673 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4674 (register_dtor_fn): Likewise.
4675 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4677 2005-04-25 Ian Lance Taylor <ian@airs.com>
4679 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4680 * c-common.h (EXPR_STMT_EXPR): Don't define.
4681 (c_common_stmt_codes): Don't define.
4682 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4683 * c-gimplify.c (gimplify_expr_stmt): Remove.
4684 (c_gimplify_expr): Remove EXPR_STMT case.
4685 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4686 to INIT_STATEMENT_CODES.
4687 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4689 2005-04-25 Jan Hubicka <jh@suse.cz>
4691 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4693 * except.c: Include diagnostic.h
4694 (dump_eh_tree, verify_eh_tree): New functions.
4695 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4696 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4697 (dump_function_to_file): dump eh tree.
4698 * tree-eh.c (mark_eh_edge): New function.
4699 (mark_eh_edge_found_error): New static variable.
4700 (verify_eh_edges): New function.
4702 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4704 * tree-ssa-alias.c (fieldoff_t): Remove.
4705 (fieldoff_s): typedef the structure itself. Create a vector of
4707 (push_fields_onto_fieldstack): Return count of fields pushed.
4708 Remove peeling of first field. Adjust.
4709 (fieldoff_compare): Adjust.
4710 (create_overlap_variables_for): Adjust.
4712 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4714 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4716 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4719 * doc/install.texi: Document correct assembler and linker to use
4720 on i?86-*-solaris2.10.
4722 2005-04-25 Steven Bosscher <stevenb@suse.de>
4724 Fix PR tree-optimization/21173
4726 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4727 Unshare expression we pass to force_gimple_operand.
4729 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4730 Stephen Clarke <stevec@superh.com>
4731 Roger Sayle <roger@eyesopen.com>
4733 PR rtl-optimization/20413
4734 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4735 VOIDmode for LABEL_REF.
4736 * final.c (shorten_branches): Likewise.
4737 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4738 * loop.c (reg_dead_after_loop): Likewise.
4739 * varasm.c (decode_addr_const): Likewise.
4740 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4742 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4744 * config.gcc (avr-*-*): Remove redundant "case".
4746 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4748 * tree-vect-analyze.c (vect_mark_relevant): Take
4749 VEC(tree,heap) instead of varray_type as an argument.
4750 (vect_mark_stmts_to_be_vectorized): Change the type of
4751 worklist to VEC(tree,heap). Adjust uses of worklist.
4753 2005-04-24 Devang Patel <dpatel@apple.com>
4755 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4757 2005-04-24 Ian Lance Taylor <ian@airs.com>
4759 * c-semantics.c (build_stmt): Remove test of specific tree codes
4760 for TREE_SIDE_EFFECTS handling.
4762 2005-04-24 Per Bothner <per@bothner.com>
4764 * c-opts.c (finish_options): Make the line-number of the <built-in>
4765 location 0, as assumed elsewhere, rather than 1.
4767 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4769 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4771 (tree_ssa_uncprop, uncprop_finalize_block,
4772 uncprop_initialize_block): Update uses of equiv_stack.
4774 2005-04-24 Richard Henderson <rth@redhat.com>
4777 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4778 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4780 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4781 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4782 <DIV, MOD>: Likewise.
4784 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4786 * collect2.c (main): Unlock the stdio streams.
4787 * gcc.c (main): Likewise.
4788 * gcov-dump.c (main): Likewise.
4789 * gcov.c (main): Likewise.
4790 * gen-protos.c (main): Likewise.
4791 * gensupport.c (init_md_reader_args_cb): Likewise.
4792 * protoize.c (main): Likewise.
4793 * toplev.c (general_init): Likewise.
4795 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4798 * cgraph.h (cgraph_local_info): Add vtable_method field.
4799 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4800 and node is vtable_method, finalized and not reachable, don't do
4803 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4805 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4807 * tree-ssa-pre.c (create_value_expr_from): Use
4808 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4809 * tree-ssa-propagate.c (stmt_makes_single_load,
4810 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4811 * tree-vect-transform.c (vect_is_simple_cond): Use
4813 * tree-vrp.c (extract_range_from_assert,
4814 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4817 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4818 of tpa_to_clear to VEC(int,heap). Update uses of
4819 tpa_to_clear. Free tpa_to_clear at the end.
4821 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4823 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4826 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4828 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4829 and gcc_unreachable as appropriate.
4830 (num_insns_constant, output_vec_const_move,
4831 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4832 rs6000_emit_set_const, rs6000_emit_move,
4833 spe_build_register_parallel, function_arg,
4834 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4835 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4836 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4837 rs6000_common_init_builtins, expand_block_clear,
4838 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4839 extract_ME, rs6000_get_some_local_dynamic_name,
4840 rs6000_output_function_entry, print_operand,
4841 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4842 output_cbranch, output_e500_flip_gt_bit,
4843 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4844 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4845 compute_save_world_info, rs6000_stack_info,
4846 rs6000_emit_load_toc_table, rs6000_frame_related,
4847 spe_synthesize_frame_save, rs6000_emit_epilogue,
4848 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4849 output_function_profiler, rs6000_trampoline_size,
4850 rs6000_initialize_trampoline, find_addr_reg,
4851 rs6000_machopic_legitimize_pic_address,
4852 rs6000_initial_elimination_offset,
4853 rs6000_dbx_register_number): Likewise.
4854 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4855 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4856 *movti_power, *movti_string, call, call_value, sibcall,
4857 sibcall_value): Likewise.
4858 * config/rs6000/spe.md (*movdf_e500_double,
4859 *movv2si_internal): Likewise.
4860 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4863 2005-04-24 Richard Henderson <rth@redhat.com>
4866 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4867 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4868 Deny modes smaller than 4 bytes.
4869 * config/i386/i386-protos.h: Update.
4871 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4873 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4874 Switch h8300-*-rtems* to ELF.
4876 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4878 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4880 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4882 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4884 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4887 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4889 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4891 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4892 definitions of ssa names in condition. Split recusive part to ...
4893 (tree_simplify_using_condition_1): New function.
4894 (expand_simple_operations): New function.
4896 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4898 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4899 (find_interesting_uses_cond): Do not use integer_zerop and
4900 integer_nonzerop to check for integer constants.
4901 (set_use_iv_cost): Record the value field.
4902 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4903 determine_use_iv_cost_outer): Set the value field of the cost pair.
4904 (may_eliminate_iv): Do not return the comparison code.
4905 (iv_elimination_compare): New function.
4906 (determine_use_iv_cost_condition): Set the value field. Record
4907 noneliminable invariants correctly.
4908 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4910 2005-04-23 DJ Delorie <dj@redhat.com>
4912 * diagnostic.c (warning): Accept parameter to classify warning option.
4913 (warning0): New, for when a pointer to an error() like function is needed.
4914 * errors.c (warning): Likewise.
4915 * errors.h (warning, warning0): Adjust prototypes.
4916 * toplev.h (warning, warning0): Likewise.
4918 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4919 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4920 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4921 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4922 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
4923 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4924 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
4925 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
4927 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4928 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
4929 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
4930 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
4931 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
4932 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
4933 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4934 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
4935 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
4936 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
4937 config/rs6000/aix52.h, config/rs6000/darwin.h,
4938 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
4939 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4940 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
4941 config/stormy16/stormy16.c, config/v850/v850-c.c,
4942 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
4945 2005-04-23 Richard Henderson <rth@redhat.com>
4948 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
4949 performing some integral scalar simplifications.
4951 2005-04-23 Richard Henderson <rth@redhat.com>
4954 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
4955 simplifying CONST_VECTOR.
4957 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4959 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4960 heap as an argument. Update uses of stack.
4961 (calculate_live_on_entry): Allocate stack on heap.
4963 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
4964 partition_link and tpa_nodes on heap.
4966 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
4967 (mark_stmt_necessary, propagate_necessity,
4968 mark_really_necessary_kill_operand_phis): Update uses of
4970 (tree_dce_init): Allocate worklist using VEC_alloc.
4971 (tree_dce_done): Free worklist using VEC_free.
4973 2005-04-23 Mike Stump <mrs@apple.com>
4975 * config/darwin.c (machopic_indirection_name): Don't use
4977 (darwin_emit_unwind_label): Use user_label_prefix instead of
4980 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4982 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
4984 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
4986 * config.gcc <cris-*>: Specify .opt files.
4987 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
4988 config/cris/linux.opt: New files.
4989 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
4990 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4991 (TARGET_ELF): Override to 0.
4992 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
4993 -melinux-stacksize=N.
4994 * config/cris/cris.c: (cris_handle_option): New function.
4995 (TARGET_DEFAULT_TARGET_FLAGS): Override.
4996 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
4997 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
4998 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
4999 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
5000 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
5001 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
5002 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
5003 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
5004 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
5005 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
5006 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
5007 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
5008 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
5009 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5010 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5011 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5012 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5013 (TARGET_LINUX): Define 0.
5014 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5015 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5016 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5017 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5018 (TARGET_LINUX): Override to 1.
5019 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5021 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
5023 * haifa-sched.c (schedule_block): Fix thinko in previous
5024 assertification patch.
5026 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
5028 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5029 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5030 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5031 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5032 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5033 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5034 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
5036 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5037 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5038 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5039 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5040 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5041 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5042 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5043 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5044 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5045 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5046 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5047 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5048 (SUBTARGET_OPTIONS): Delete.
5049 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5050 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5051 instead of a string.
5052 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5053 (pa_cpu_string, pa_unix_string): Delete.
5054 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5055 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5057 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5058 (pa_handle_option): New function.
5059 (override_options): Remove handling of -march=, -mfixed-range=,
5060 -mschedule= and -munix=.
5061 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5062 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5063 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5064 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5065 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5066 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5067 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5069 * config/pa/pa.opt: New file.
5070 * config/pa/pa-hpux.opt: New file.
5071 * config/pa/pa-hpux1010.opt: New file.
5072 * config/pa/pa-hpux1111.opt: New file.
5073 * config/pa/pa64-hpux.opt: New file.
5075 2005-04-22 David S. Miller <davem@davemloft.net>
5077 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5078 integer when it's mode is VOIDmode not DImode.
5080 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5082 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5083 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5084 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5085 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5086 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5087 "bne- $-xxx" rather than local labels.
5088 (sync_lock_release<mode>): Add second operand.
5089 (lwsync): Use .long rather than a more meaningful opcode.
5090 * doc/md.texi (Standard Names): Add description of second
5091 parameter to sync_lock_test_and_set.
5093 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5095 PR tree-optimization/21088
5096 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5098 * tree-vrp.c (compare_values): Use fold_binary to compare
5099 pointers. Use boolean_type_node as the type of a comparison
5100 expression being folded.
5101 * tree.h: Add prototypes for fold_unary, fold_binary,
5104 * tree-ssa-dom.c: Fix formatting.
5106 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5108 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5109 * lambda-code.c (perfect_nestify): Mark virtual operands in
5110 the moved statement for renaming.
5111 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5112 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5113 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5114 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5115 * tree-flow.h (struct var_ann_d): Update comments.
5116 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5117 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5118 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5119 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5120 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5121 debug_names_replaced_by): Remove declarations.
5122 (delete_update_ssa, get_current_def, set_current_def): Declare.
5123 (rewrite_into_loop_closed_ssa): Add new argument. Update
5125 * tree-into-ssa.c: Include params.h.
5126 (old_virtual_ssa_names): Remove. Update all users.
5127 (need_to_replace_names_p): Remove. Update all users.
5128 (struct update_ssa_stats_d): Declare.
5129 (update_ssa_stats): New local.
5130 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5131 dump_tree_ssa_stats, debug_tree_ssa_stats,
5132 dump_update_ssa, debug_update_ssa,
5133 dump_names_replaced_by, debug_names_replaced_by): Declare.
5134 (get_current_def, set current_def): Make extern.
5135 (is_old_name, is_new_name): Protect against references
5136 past the end of the sets.
5137 (add_new_name_mapping): Assert that OLD and NEW are
5138 different SSA names for the same symbol.
5139 When adding a virtual mapping, update stats for virtual
5141 (insert_phi_nodes_for): If UPDATE_P is true, create the
5142 LHS of the new PHI by duplicating SSA name VAR.
5143 (insert_phi_nodes_1): Remove. Update all users.
5144 (insert_phi_nodes): Remove second argument. Update all
5146 (maybe_replace_use, maybe_replace_def): New.
5147 (rewrite_update_stmt): Call them.
5148 (mark_def_interesting): Remove calls to is_gimple_reg.
5149 (prepare_phi_args_for_update): Remove. Update all users.
5150 (prepare_block_for_update): Only process virtual operands
5151 and GIMPLE registers in normal form.
5152 (prepare_use_sites_for): New.
5153 (prepare_names_to_update): Rename from prepare_def_sites.
5154 Call prepare_use_sites_for.
5155 (dump_update_ssa): Rename from dump_repl_tbl.
5157 Show statistics for virtual mapping heuristic.
5158 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5159 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5160 (delete_update_ssa): Make extern.
5161 (mark_set_for_renaming): If the set is empty, do nothing.
5162 (release_ssa_name_after_update_ssa): Update comment.
5163 (insert_updated_phi_nodes_for): Do not remove existing
5164 PHI nodes for symbols.
5165 (switch_virtuals_to_full_rewrite_p): New.
5166 (switch_virtuals_to_full_rewrite): New.
5167 (update_ssa): Call them.
5168 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5169 for every statement before updating.
5170 If all the names in NEW_SSA_NAMES have been marked for
5171 removal, do nothing.
5172 Only start at the top of the CFG if there are symbols in
5174 (ssa_rewrite_finalize_block): Remove.
5175 (ssa_register_new_def): Remove.
5176 (ssa_rewrite_stmt): Remove.
5177 (ssa_rewrite_phi_arguments): Remove.
5178 (ssa_rewrite_initialize_block): Remove.
5179 (ssa_mark_def_sites): Remove.
5180 (ssa_mark_def_sites_initialize_block): Remove.
5181 (ssa_mark_phi_uses): Remove.
5182 (rewrite_ssa_into_ssa): Remove.
5183 * tree-phinodes.c (find_phi_node_for): Remove.
5184 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5186 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5187 Remove calls to verify_dominators and
5188 verify_loop_structure.
5189 (tree_unswitch_single_loop): Call update_ssa.
5190 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5193 (delete_tree_ssa): Assert that need_ssa_update_p returns
5195 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5196 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5197 free_new_names): Remove. Update all users.
5198 (rename_use_op): Call get_current_def.
5199 (rename_variables_in_bb): Do not handle any real or
5201 (slpeel_update_phis_for_duplicate_loop): Call
5202 get_current_def and set_current_def instead of using
5204 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5205 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5206 ssa_names_to_replace and delete_update_ssa.
5207 * doc/invoke.texi: Document --param min-virtual-mappings
5208 and --param virtual-mappings-ratio.
5210 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5212 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5213 for newly created PHI nodes.
5214 Call create_new_def_for for every new V_MAY_DEF and
5215 V_MUST_DEF on the copied statement.
5216 (struct ssa_name_map_entry): Remove.
5217 (ssa_name_map_entry_hash): Remove.
5218 (ssa_name_map_entry_eq): Remove.
5219 (allocate_ssa_names): Remove.
5220 (rewrite_to_new_ssa_names_def): Remove.
5221 (rewrite_to_new_ssa_names_use): Remove.
5222 (rewrite_to_new_ssa_names_bb): Remove.
5223 (rewrite_to_new_ssa_names): Remove.
5224 (tree_duplicate_sese_region): Remove variables ver,
5225 definitions, phi, ssa_name_map and bi.
5226 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5229 update_ssa instead of rewrite_ssa_into_ssa.
5230 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5232 (find_uses_to_rename_use): Add argument 'need_phis'.
5233 (find_uses_to_rename_stmt): Do not scan virtual operands.
5234 (find_uses_to_rename): Only scan PHI nodes for
5236 (rewrite_into_loop_closed_ssa): Call update_ssa.
5237 (check_loop_closed_ssa_use): Ignore virtual operands.
5238 (check_loop_closed_ssa_stmt): Likewise.
5239 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5241 (rename_variables, set_phi_def_stmts): Remove.
5242 (tree_duplicate_loop_to_header_edge): Reformat comment.
5243 Remove variables BB, I and DEFINITIONS.
5244 Call need_ssa_update_p.
5246 (lv_adjust_loop_header_phi): Reformat comment.
5247 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5248 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5249 mark_for_rewrite, unmark_all_for_rewrite,
5250 marked_ssa_names): Remove. Update all users.
5251 (release_ssa_name): If VAR has been registered for SSA
5252 updating, do nothing.
5253 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5254 (build_assert_expr_for): Call register_new_name_mapping.
5255 (insert_range_assertions): Update call to update_ssa.
5256 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5257 marked_for_rewrite_p, any_marked_for_rewrite_p,
5258 marked_ssa_names): Remove.
5260 2005-04-22 Jeff Law <law@redhat.com>
5262 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5263 (restore_currdefs_to_original_value): Likewise.
5264 (register_definitions_for_stmt): Likewise.
5265 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5266 for each variable. Do not allocate/free block_defs_stack either.
5267 Do not iterate if we just thread jumps. Only iterate if the
5268 tree_cleanup_cfg does useful work (temporary).
5269 (dom_opt_initialize_block): No longer push a marker on
5271 (dom_opt_finalize_block): Removal call to restore currdefs.
5272 Relax restrictions for recording edge equivalences.
5273 (record_equivalences_from_phis): No longer need to track
5275 (optimize_stmt): Similarly.
5276 (thread_across_edge): Simplify by removing the requirement that
5277 statements in the block we are threading through must be nops.
5278 (initialize_hash_element): Handle GOTO_EXPR.
5280 2005-04-22 David S. Miller <davem@davemloft.net>
5282 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5284 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5285 fix check on CONST_DOUBLE mode. It should be VOIDmode
5286 when it is representing an integer.
5288 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5290 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5291 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5292 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5293 find_char_info_specifier_index,
5294 find_length_info_modifier_index): Likewise.
5295 * c-typeck.c (composite_type, pop_init_level): Likewise.
5296 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5297 * cse.c (cse_insn): Likewise
5298 * dominance.c (calc_dfs_tree): Likewise
5299 dwarf2out.c (loc_descriptor_from_tree_1,
5300 add_abstract_origin_attribute, force_decl_die,
5301 force_type_die): Likewise
5302 emit-rtl.c (operand_subword_force): Likewise
5303 explow.c (hard_function_value): Likewise
5304 expmed.c (store_bit_field, expand_divmod,
5305 emit_store_flag_force): Likewise
5306 expr.c (emit_move_multi_word, store_expr,
5307 expand_expr_real_1): Likewise
5308 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5309 output_operand): Likewise
5310 flow.c (recompute_reg_usage): Likewise
5311 * function.c (assign_stack_temp_for_type, assign_temp,
5312 handle_epilogue_set): Likewise
5313 * genextract.c (main): Likewise
5314 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5315 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5316 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5317 ready_remove, rm_line_notes, rm_other_notes,
5318 schedule_block): Likewise
5319 mips-tfile.c (copy_object, out_of_bounds): Likewise
5321 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5324 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5325 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5326 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5327 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5329 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5331 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5333 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5334 (gcc_tree_to_linear_expression): Convert to heap allocated
5336 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5337 lbv_to_gcc_expression, lle_to_gcc_expression,
5338 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5339 perfect_nestify): Likewise.
5340 lambda.h (gcc_loopnest_to_lambda_loopnest,
5341 lambda_loopnest_to_gcc_loopnest): Likewise.
5342 tree-loop-linear.c (linear_transform_loops): Likewise.
5344 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5346 * config/sparc/predicates.md (arith_double_operand): Use
5347 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5348 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5349 (DImode, DFmode constant splitters): Likewise. Remove code for
5350 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5351 (logical constant splitters): Use const_int_operand predicate.
5352 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5353 HOST_BITS_PER_WIDE_INT < 64.
5355 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5357 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5358 gcc_unreachable as appropriate.
5359 (force_mode, emit_move_sequence, singlemove_string,
5360 output_move_double, output_fp_move_double, find_addr_reg,
5361 output_block_move, output_block_clear, output_and,
5362 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5363 pa_adjust_cost, pa_issue_rate, print_operand,
5364 output_global_address, output_arg_descriptor, output_cbranch,
5365 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5366 output_call): Likewise.
5367 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5368 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5370 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5372 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5373 _gcov_pow2_profiler and _gcov_one_value_profiler.
5374 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5375 (GTFILES): Add $(srcdir)/tree-profile.c.
5376 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5377 __gcov_one_value_profiler): Declare.
5378 * gimplify.c (force_gimple_operand): Check whether the statements
5379 should be produced in ssa form.
5380 (force_gimple_operand_bsi): New function.
5381 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5382 __gcov_one_value_profiler): New functions.
5383 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5384 the profiled value is a power of two or not.
5385 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5386 * tree-flow.h (in_ssa_p): Declare.
5387 (force_gimple_operand_bsi): Declare.
5388 * tree-into-ssa.c (in_ssa_p): New variable.
5389 (rewrite_into_ssa): Set in_ssa_p.
5390 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5391 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5392 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5393 tree_one_value_profiler_fn): New variables.
5394 (tree_init_edge_profiler): Initialize the profiler function decls.
5395 (tree_gen_edge_profiler): Use global gcov_type_node.
5396 (prepare_instrumented_value): New function.
5397 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5398 tree_gen_one_value_profiler): Call the library functions instead of
5399 creating instrumentation code.
5400 * tree.c (build_fn_decl): New function.
5401 * tree.h (build_fn_decl): Declare.
5402 * value-prof.c (rtl_divmod_values_to_profile,
5403 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5404 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5405 Do not handle may_be_other and precise values of exponents at pow2
5407 (tree_mod_subtract_transform): Reflect that value field of
5408 histogram has changed meaning.
5409 (tree_divmod_values_to_profile): Record the values correctly.
5410 (tree_values_to_profile): Update comment.
5411 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5413 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5415 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5418 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5420 * config/i386/i386.md (length_immediate): Use gcc_assert or
5421 gcc_unreachable, as appropriate.
5422 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5423 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5424 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5425 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5426 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5427 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5428 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5429 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5430 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5431 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5432 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5433 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5434 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5435 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5436 *prefetch_sse_rex): Likewise.
5437 * config/i386/predicates.md (x86_64_immediate_operand,
5438 x86_64_zext_immediate_operand, symbolic_operand,
5439 no_seg_address_operand, aligned_operand,
5440 memory_displacement_operand): Likewise.
5441 * config/i386/sse.md (*mov<mode>_internal,
5442 *movv2df_internal): Likewise.
5444 2005-04-22 Jan Hubicka <jh@suse.cz>
5446 * Makefile.in (ipa.o, ipa-inline.o): New files.
5447 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5448 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5449 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5450 * cgraphunit.c (cgraph_default_inline_p,
5451 cgraph_decide_inlining_incrementally, ncalls_inlined,
5452 nfunctions_inlined, initial_insns, overall_insns,
5453 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5454 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5455 cgraph_mark_inline, cgraph_check_inline_limits,
5456 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5457 update_callee_keys, lookup_recursive_calls,
5458 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5459 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5460 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5461 pass_ipa_inline): Move to ipa-inline.c
5462 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5464 * ipa-inline.c: New file.
5466 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5468 * doc/invoke.texi (SPARC options): Document that -mapp-regs
5469 is turned off by default on Solaris.
5471 2005-04-21 Roger Sayle <roger@eyesopen.com>
5473 * c-common.h (objc_build_method_signature): Update prototype.
5474 * stub-objc.c (objc_build_method_signature): Update the stub
5475 implementation to accept and ignore additional parameter.
5476 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
5477 the value of ellipsis to objc_build_method_signature instead
5478 of setting TREE_OVERFLOW on the parms TREE_LIST node.
5480 2005-04-21 Geoffrey Keating <geoffk@apple.com>
5482 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
5483 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
5484 gen_rtx_* not gen_rtx_fmt_*.
5485 (rs6000_emit_vector_select): Likewise.
5486 (rs6000_emit_sync): New.
5487 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
5488 (larx, stcx, cmp): New mode substitutions.
5489 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
5490 UNSPEC_ISYNC): New constants.
5491 (rlwinm): Give name.
5492 (memory_barrier, isync, lwsync): New insns.
5493 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
5494 (sync_lock_release<mode>): New expander.
5495 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
5496 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
5497 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
5498 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
5499 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
5500 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
5501 (sync_add<mode>_internal, sync_addshort_internal,
5502 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
5503 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
5504 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
5506 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
5507 is the memory before, not after, the operation. Clarify
5508 barrier requirements.
5510 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5512 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
5513 * lambda.h (lambda_vector_min_nz): Likewise.
5514 * langhooks.h (struct lang_hooks_for_types,
5515 struct lang_hooks): Likewise.
5516 * output.h (assemble_integer, this_is_asm_operands): Likewise.
5519 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
5521 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
5522 comments to avoid 'abort'. Use gcc_assert as necessary.
5523 * opts.c (common_handle_option): Likewise.
5524 * pretty-print.c (pp_base_format_text): Likewise.
5525 * print-rtl.c (print_rtx): Likewise.
5526 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
5527 * regmove.c (try_auto_increment): Likewise.
5528 * reload.c (find_valid_class, find_reloads_toplev,
5529 find_equiv_reg): Likewise.
5530 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
5531 merge_assigned_reloads): Likewise.
5532 * tree-inline.c (inline_forbidden_p_1,
5533 estimate_num_insns_1): Likewise.
5534 * tree-optimize.c (execute_todo): Likewise.
5535 * tree-outof-ssa.c (eliminate_phi): Likewise.
5536 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
5537 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
5538 * tree-ssa-operands.c (parse_ssa_operands,
5539 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
5540 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
5541 * tree-ssanames.c (release_ssa_name): Likewise.
5542 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
5543 walk_tree): Likewise.
5545 * tree-ssa-operands.c (verify_abort): Fold into ..
5546 (verify_imm_links): ... here.
5548 2005-04-21 Richard Henderson <rth@redhat.com>
5550 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
5551 on non-memory operand for previous inversion.
5553 2005-04-21 Devang Patel <dpatel@apple.com>
5555 PR optimization/20994
5556 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
5557 x = !(a == b) : p , q;.
5558 (pass_if_conversion): Verify stmts and flow.
5560 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5562 * optabs.c (gen_conditional_trap): Restore #define.
5564 * alias.c (true_dependence): Remove 'abort' from comments. Use
5565 gcc_assert and gcc_unreachable as appropriate.
5566 (canon_true_dependence): Likewise.
5567 * bb-reorder.c (connect_traces): Likewise.
5568 * c-common.c (c_add_case_label): Likewise.
5569 * c-decl.c (finish_function): Likewise.
5570 * caller-save.c (insert_restore, insert_save): Likewise.
5571 * cfg.c (update_bb_profile_for_threading): Likewise.
5572 * cfganal.c (flow_active_insn_p): Likewise.
5573 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5574 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
5575 cfg_layout_merge_blocks): Likewise.
5576 * ifcvt.c (cond_exec_process_insns, merge_if_block,
5577 find_if_block): Likewise.
5578 * integrate.c (allocate_initial_values): Likewise.
5579 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
5580 swap_condition, unsigned_condition, signed_condition,
5581 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
5582 reg_or_subregno): Likewise.
5583 * lambda-code.c (lambda_compute_auxillary_space,
5584 lambda_transform_legal_p): Likewise.
5585 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
5586 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
5587 lhd_incomplete_type_error, lhd_expand_expr,
5588 lhd_types_compatible_p, lhd_tree_size): Likewise.
5589 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
5590 * local-alloc.c (update_equiv_regs): Likewise.
5591 * loop-unroll.c (peel_loop_completely
5592 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
5593 peel_loop_simple, unroll_loop_stupid,
5594 analyze_iv_to_split_insn): Likewise.
5595 * loop.c (gen_prefetch, find_and_verify_loops,
5596 basic_induction_var): Likewise.
5597 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
5598 * value-prof.c (tree_find_values_to_profile): Likewise.
5599 * varasm.c (named_section, default_assemble_integer,
5600 decode_addr_const): Likewise.
5602 2005-04-21 Alan Modra <amodra@bigpond.net.au>
5603 Fariborz Jahanian <fjahanian@apple.com>
5605 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
5606 portion of argument passed in fpr.
5607 * expr.c (emit_push_insn): Fix computation of 'offset' used to
5608 decide on partial argument save on stack.
5610 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5612 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5615 2005-04-21 Jan Hubicka <jh@suse.cz>
5617 * cgraphunit.c: Include tree-pass.h
5618 (cgraph_decide_recursive_inlining,
5619 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5620 cgraph_decide_inlining): Dump goes to dump_file.
5621 (cgraph_optimize): Call ipa passes instead of inliner.
5622 (cgraph_gate_inlining, pass_ipa_inline): New.
5623 * tree-optimize.c (all_ipa_passes): New static variable.
5624 (register_one_dump_file): Dead with IPA passes.
5625 (register_dump_files): Likewise.
5626 (init_tree_optimization_passes): Initialize IPA passes.
5627 (execute_todo): Do cgraph dump when asked to, do not dump function body
5629 * tree-pass.h (TODO_dump_cgraph): New macro.
5630 (ipa_passes): Declare.
5631 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5633 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5635 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5636 gcc_assert instead of abort.
5637 (classify_argument, examine_argument, construct_container,
5638 contains_128bit_aligned_vector_p, ix86_check_movabs,
5639 standard_80387_constant_opcode, standard_80387_constant_rtx,
5640 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5641 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5642 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5643 legitimize_tls_address, output_pic_addr_const,
5644 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5645 get_some_local_dynamic_name, print_operand, print_operand_address,
5646 output_387_binary_op, emit_i387_cw_initialization,
5647 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5648 ix86_expand_clear, ix86_expand_binary_operator,
5649 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5650 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5651 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5652 ix86_expand_branch, ix86_expand_setcc,
5653 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5654 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5655 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5656 memory_address_length, ix86_attr_length_immediate_default,
5657 ix86_attr_length_address_default, ix86_agi_dependant,
5658 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5659 ix86_expand_binop_builtin, ix86_force_to_memory,
5660 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5661 x86_emit_floatuns): Likewise.
5662 * config/i386/netware.c (gen_regparm_prefix,
5663 i386_nlm_strip_name_encoding): Likewise.
5664 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5666 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5668 * optabs.c (gen_condiational_trap): Remove #define.
5669 (add_equal_note): Assertify. Remove explicit indirection from
5670 call via function pointer.
5671 (expand_ternary_op, expand_simple_binop, expand_binop,
5672 expand_twoval_unop, expand_twoval_binop,
5673 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5674 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5675 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5676 prepare_float_lib_cmp, emit_conditional_move,
5677 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5678 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5679 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5680 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5682 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5684 * vec.h: Update API to separate allocation mechanism from type.
5685 (VEC_safe_grow): New.
5686 * vec.c (calculate_allocation): New.
5687 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5688 (vec_gc_free, vec_heap_free): Remove.
5689 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5691 (mangle_macro_name): New.
5692 (struct macro_def): New.
5693 (struct macro): Add multiple argument values.
5694 (macro_expans_end): New.
5695 (push_macro_expansion): Chain on new macro. Process multiple
5696 args, create follow on expansion. Return follow on argument.
5697 (macro_input): Deal with multiple arguments.
5699 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5700 (struct tree_binfo): Adjust.
5701 * basic-block.h: Define VEC(edge,gc).
5702 (struct edge_def): Adjust.
5703 (struct basic_block_def, struct edge_iterator): Likewise.
5704 (ei_container, ei_start_1, ei_last_1): Likewise.
5705 * cfg.c (connect_src, connect_dest): Likewise.
5706 * cfgrtl.c (force_nonfallthru_and_redirect)
5707 * dbxout.c (dbxout_type)
5708 * dwarf2out.c (gen_member_die)
5709 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5710 (gcc_tree_to_linear_expression): Adjust.
5711 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5712 lbv_to_gcc_expression, lle_to_gcc_expression,
5713 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5714 perfect_nestify): Likewise.
5715 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5716 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5717 * profile.c (instrument_values): Adjust.
5718 * tree-cfg.c (modified_noreturn_calls): Adjust.
5719 (remove_fallthru_edge): Likewise.
5720 * tree-dump.c (dequeue_and_dump): Adjust.
5721 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5722 * tree-flow.h (modified_noreturn_calls): Adjust.
5723 (tree_on_heap): Remove. (yay!)
5724 (register_new_def): Adjust.
5725 * tree-into-ssa.c: Define VEC(int,heap).
5726 (block_defs_stack): Adjust.
5727 (find_idf, insert_phi_nodes, register_new_def,
5728 rewrite_initialize_block, rewrite_finalize_block,
5729 register_new_update_single, rewrite_update_init_block,
5730 rewrite_update_fini_block, rewrite_blocks,
5731 ssa_rewrite_finalize_block, ssa_register_new_def,
5732 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5733 * tree-loop-linear.c (linear_transform_loops): Adjust.
5734 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5735 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5736 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5737 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5738 vrp_variables_stack): Adjust declarations.
5739 (tree_ssa_dominator_optimize): Adjust.
5740 (dom_opt_initialize_block, remove_local_expressions_from_table,
5741 restore_nonzero_vars_to_original_value,
5742 restore_vars_to_original_value,
5743 restore_currdefs_to_original_value, dom_opt_finalize_block,
5744 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5745 optimize_stmt, update_rhs_and_lookup_avail_expr,
5746 lookup_avail_expr, record_range): Likewise.
5747 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5748 (compute_antic_aux): Adjust.
5749 (inserted_exprs, create_expression_by_pieces,
5750 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5751 remove_dead_inserted_code, fini_pre): Likewise.
5752 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5753 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5754 ssa_prop_init): Likewise.
5755 * tree-ssa.c: Define VEC(bitmap,heap).
5756 (verify_name_tags): Adjust.
5757 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5758 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5759 tree_divmod_values_to_profile, tree_find_values_to_profile,
5760 value_profile_transformations): Likewise.
5761 * value-prof.h: Define VEC(histogram_value,heap).
5762 * varasm.c: Remove alias_pair pointer typedef, define
5764 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5766 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5767 not a pointer to it. Create an object vector.
5768 (extern_symbols): Turn into an object vector.
5769 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5771 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5774 * Makefile.in (tree-chrec.o): Depend on params.h.
5775 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5777 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5778 and fold build with fold_buildN.
5779 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5780 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5781 (tree_contains_chrecs): Compute an estimation of the size of the
5783 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5784 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5785 * tree-scalar-evolution.c (simple_iv): Ditto.
5786 * doc/invoke.texi (scev-max-expr-size): Documented.
5788 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5790 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5791 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5792 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5793 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5794 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5795 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5796 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5797 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5798 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5799 (darwin_fix_and_continue_switch): Delete.
5800 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5801 (SUBTARGET_SWITCHES): Delete.
5802 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5803 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5804 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5805 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5806 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5807 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5808 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5809 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5810 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5811 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5812 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5813 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5814 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5815 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5816 (TARGET_64BIT): Undef before redefining.
5817 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5818 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5819 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5820 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5821 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5822 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5823 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5824 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5825 (ix86_debug_arg_string, ix86_debug_addr_string)
5826 (ix86_align_loops_string, ix86_align_jumps_string)
5827 (ix86_align_funcs_string): Delete.
5828 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5829 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5830 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5831 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5832 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5833 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5834 (SUBTARGET_SWITCHES): Delete.
5835 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5836 (ix86_debug_addr_string): Delete.
5837 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5838 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5839 (ix86_align_loops_string, ix86_align_jumps_string)
5840 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5841 (ix86_align_funcs_string): Make static.
5842 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5843 (ix86_handle_option): New function.
5844 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5845 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5846 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5847 of darwin_fix_and_continue_switch.
5848 (darwin_one_byte_bool): Delete.
5849 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5850 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5851 to darwin_one_byte_bool.
5852 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5853 * config/i386/djgpp.opt, config/i386/i386.opt,
5854 * config/i386/sco5.opt: New files.
5856 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5858 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5859 fp_zero_operand, fp_register_operand, intreg_operand,
5860 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5861 call_operand, call_operand_address, tgd_symbolic_operand,
5862 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5863 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5864 sp64_medium_pic_operand, data_segment_operand,
5865 text_segment_operand, splittable_symbolic_memory_operand,
5866 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5867 eq_or_neq, normal_comp_operator, noov_compare_op,
5868 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5869 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5870 const64_operand, const64_high_operand, arith11_operand,
5871 arith10_operand, arith_double_operand, arith_double_4096_operand,
5872 arith_double_add_operand, arith11_double_operand,
5873 arith10_double_operand, small_int, small_int_or_double,
5874 uns_small_int, uns_arith_operand, clobbered_register,
5875 input_operand, compare_operand): Delete.
5876 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5877 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5878 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5879 (GEN_HIGHINT64, GEN_INT64): Delete.
5880 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5881 gen_safe_XOR64): Adjust for above deletion.
5882 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5883 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5884 (legitimate_constant_p): Use const_zero_operand instead.
5885 (sparc_extra_constraint_check): Likewise.
5886 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5887 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5888 (PREDICATE_CODES): Delete.
5889 * config/sparc/sparc.md: Include predicates.md.
5890 (All patterns): Adjust for new predicate names.
5891 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5892 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5893 (movdi): Use general_operand predicate.
5894 (movdi_sp64_dbl): Delete.
5895 (movdi_const64_special): Add 'N' constraint.
5896 (movdicc): Use arith10_operand predicate.
5897 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5898 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5899 (movdi_cc_reg_sp64_trunc): Delete.
5900 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5901 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5902 (subdi3_sp32): Delete.
5903 (subdi3_insn_sp32): Change to define_insn_and_split.
5904 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5905 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5906 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5907 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5908 small_int_operand predicate.
5909 (divdi3, udivdi3): Use arith_operand predicate.
5910 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5911 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5912 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5913 (xordi3_sp64_dbl): Delete.
5914 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5915 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5916 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5917 cmp_ccx_set_not): Use arith_operand predicate.
5918 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5919 * config/sparc/predicates.md: New file.
5921 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5923 PR tree-optimization/14846
5924 * fold-const.c (fold_single_bit_test_into_sign_test): New,
5926 (fold_single_bit_test): ... here.
5927 (fold_binary): Call fold_single_bit_test_into_sign_test
5928 instead of fold_single_bit_test.
5930 2005-04-20 James E Wilson <wilson@specifixinc.com>
5933 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
5934 is another declaration.
5936 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
5938 * config/cris/predicates.md: New file.
5939 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5940 (cris_movem_load_rest_p): Declare.
5941 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
5942 (cris_movem_load_rest_p): Ditto. Globalize.
5943 (cris_bdap_operand, cris_bdap_biap_operand,
5944 cris_orthogonal_operator, cris_commutative_orth_op,
5945 cris_operand_extend_operator,
5946 cris_additive_operand_extend_operator, cris_extend_operator,
5947 cris_plus_or_bound_operator, cris_mem_op,
5948 cris_general_operand_or_symbol,
5949 cris_general_operand_or_gotless_symbol,
5950 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
5951 cris_load_multiple_op): Remove predicate functions.
5952 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
5953 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
5954 * config/cris/cris.h (PREDICATE_CODES): Don't define.
5955 * config/cris/cris.md: Include predicates.md.
5956 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
5958 2005-04-20 Ian Lance Taylor <ian@airs.com>
5960 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
5961 * c-common.h (STMT_EXPR_STMT): Don't define.
5962 (STMT_EXPR_NO_SCOPE): Don't define.
5963 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
5964 * c-pretty-print.c (pp_c_primary_expression): Likewise.
5965 (pp_c_expression): Likewise.
5967 2005-04-20 Richard Henderson <rth@redhat.com>
5970 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
5972 2005-04-20 Jeff Law <law@redhat.com>
5974 * reload1.c (reload): Ignore equivalences between pseudos and
5977 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
5980 * c-tree.h (struct c_label_list): Update comment.
5981 (struct c_label_context): Rename to struct c_label_context_se.
5982 (label_context_stack): Rename to label_context_stack_se.
5983 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
5984 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
5985 c_end_vm_scope): New.
5986 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
5987 * c-decl.c (pop_scope): Call c_end_vm_scope.
5988 (pushdecl): Call c_begin_vm_scope for variably modified
5990 (define_label): Check for jumping into scope of identifier with
5991 variably modified type. Push label on stack for those defined at
5992 current context of identifiers with variably modified type.
5993 (start_function): Create stack level for context of identifiers
5994 with variably modified type.
5995 (finish_function): Pop stack level for context of identifiers with
5996 variably modified type.
5997 * c-typeck.c (label_context_stack): Rename to
5998 label_context_stack_se.
5999 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
6000 (c_finish_goto_label): Check for jumping into scope of identifier
6001 with variably modified type. Push label on stack for those jumped
6002 to from current context of identifiers with variably modified
6004 (struct c_switch): Add blocked_vm.
6005 (c_start_case): Initialize blocked_vm.
6006 (do_case): Check blocked_vm.
6007 (c_finish_case): Add comment.
6008 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
6009 variable label_context_stack.
6011 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6013 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6014 conditional_replacement, value_replacement, abs_replacement,
6016 (replace_phi_edge_with_variable): Remove argument BB.
6017 (conditional_replacement, value_replacement,
6018 minmax_replacement, abs_replacement): Remove argument PHI_BB.
6019 Update a call to replace_phi_edge_with_variable.
6021 * tree-ssa-phiopt.c: Fix comments.
6023 2005-04-20 Michael Matz <matz@suse.de>
6026 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6029 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6031 * tree-ssa-phiopt.c: Fix comment typos.
6033 PR tree-optimization/21116
6034 * tree-ssa-phiopt.c: Fix a typo.
6036 2005-04-19 Richard Henderson <rth@redhat.com>
6038 * builtins.c (expand_builtin_sync_operation): Revert last change.
6039 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6041 (expand_compare_and_swap_loop): Likewise.
6042 (expand_sync_operation): Remove fallback from NAND to AND; invert
6043 memory operand when expanding from cmpxchg.
6044 (expand_sync_fetch_operation): Likewise.
6045 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6048 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6049 when implementing NAND. Fix double-add for AFTER.
6050 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6051 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6052 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
6054 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6057 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6058 to return old memory value.
6059 (sync_compare_and_swap_cc<IMODE>): Likewise.
6061 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6062 return pre-reload. Don't consider output or anti dependencies.
6063 * config/ia64/sync.md (IMODE): New.
6064 (modesuffix): Add QI and HI.
6065 (memory_barrier): Simplify expansion.
6066 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6067 (cmpxchg_acq_<IMODE>): Likewise.
6068 (sync_lock_test_and_set<IMODE>): Likewise.
6069 (sync_lock_release<IMODE>): Likewise.
6071 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6073 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6076 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6078 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6080 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6081 Joseph S. Myers <joseph@codesourcery.com>
6083 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6084 * c-typeck.c (build_c_cast): Check these options.
6085 * doc/invoke.texi: Document these options.
6087 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6089 * tree-ssa-phiopt.c: Update a comment about the pass.
6091 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6093 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6094 config/mcore/mcore.c: Fix comment typos.
6096 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6098 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6099 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6101 2005-04-19 Paul Brook <paul@codesourcery.com>
6103 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6105 2005-04-19 Andrew Haley <aph@redhat.com>
6108 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6109 looking at a field's bitpos.
6111 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6114 libiberty functions.
6116 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6118 PR tree-optimization/21096
6119 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6121 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6124 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6125 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6127 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6129 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6130 refers to the function being dumped.
6132 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6134 * varasm.c (assemble_start_function): Remove reset of in_section.
6136 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6138 PR tree-optimization/21085
6139 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6142 2005-04-19 Ben Elliston <bje@au.ibm.com>
6144 * doc/invoke.texi (Optimize Options): Refer to the correct
6145 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6147 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6149 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6150 alloca argument to be big enough.
6152 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6155 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6158 2005-04-18 Tom Tromey <tromey@redhat.com>
6160 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6163 2005-04-18 Richard Henderson <rth@redhat.com>
6165 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6166 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6167 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6168 * config/alpha/alpha-protos.h: Update.
6169 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6170 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6171 (attr type): Add ld_l, st_c, mb.
6172 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6173 iornotsi3, xorsi_internal, xornotsi3): New.
6174 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6175 (ev4_ist_c, ev4_mb): New.
6176 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6178 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6179 (ev6_ist): Add st_c.
6181 * config/alpha/sync.md: New file.
6183 2005-04-18 Richard Henderson <rth@redhat.com>
6185 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6188 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6190 2005-04-18 Devang Patel <dpatel@apple.com>
6192 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6194 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6196 PR tree-optimization/20922
6197 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6198 Fold X + c >= X and fold X - c <= X to true.
6200 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6202 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6204 (emergency_labeled_state_free): Likewise.
6206 2005-04-18 Nick Clifton <nickc@redhat.com>
6208 * config/h8300/h8300.md (jump): Remove prescan parameter from
6209 calls to final_scan_insn.
6211 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6212 parameter from calls to final_scan_insn.
6214 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6216 (v850e, v850e1): Use the v850.opt file for target specific
6219 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6221 PR tree-optimization/21001
6222 * tree-optimize.c (init_tree_optimization_passes): Move the
6223 first pass_forwprop immediately before pass_vrp.
6225 2005-04-17 Ian Lance Taylor <ian@airs.com>
6227 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6228 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6229 from enum tree_code op to bool is_sizeof.
6230 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6231 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6232 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6234 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6236 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6239 2005-04-17 Ian Lance Taylor <ian@airs.com>
6241 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6243 2005-04-17 Richard Henderson <rth@redhat.com>
6245 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6247 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6248 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6249 of indirection through ssa names while looking for the gpr counter
6251 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6252 saved va_list_gpr_size and va_list_fpr_size.
6254 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6256 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6257 both pointers or both integers.
6259 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6260 ASSERT_EXPRs for single-use variable.
6262 * tree-into-ssa.c: Fix a comment typo.
6264 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6266 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6267 -mipsN before forcing a default of -mips2.
6269 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6271 * predict.h (IS_TAKEN): Remove.
6272 * rtl.h (NOTE_PREDICTION): Likewise.
6274 * modulo-sched.c (CFG_HOOKS): Remove.
6276 * c-parser.c (N_C_TTYPES): Remove.
6278 * tree-flow-inline.h (get_stmt_operands): Remove.
6279 * lambda-code.c, tree-ssa-loop-unswitch.c,
6280 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6281 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6282 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6283 calls to get_stmt_operands.
6284 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6286 2005-04-17 Richard Henderson <rth@redhat.com>
6289 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6290 of CUMULATIVE_ARGS past the last named argument.
6291 (alpha_va_start): Expect pretend_args_size only if strictly less than
6294 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6297 * builtins.c (expand_builtin_strcat): Convert the result of
6298 strlen to the right type.
6299 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6300 avoid creating type mismatches.
6301 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6304 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6306 2005-04-16 Richard Henderson <rth@redhat.com>
6309 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6310 Use the mode of boolean_type_node when the user doesn't provide one.
6311 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6313 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6316 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6319 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6322 2005-04-16 Roger Sayle <roger@eyesopen.com>
6323 Steven Bosscher <stevenb@suse.de>
6325 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6326 (fold_unary_to_constant): Likewise.
6328 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6330 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6333 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6335 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6336 names related to target triplets.
6337 Remove i?86-*-esix from platform directory.
6338 Remove powerpc-*-eabiaix from platform directory.
6340 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6343 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6344 falling through from SUBREG case to REG.
6346 2005-04-15 Roger Sayle <roger@eyesopen.com>
6348 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6349 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6350 (fold_binary_to_constant): Simplify using fold_binary.
6351 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6353 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6355 * gthr-posix.c (pthread_cancel): Define.
6356 (pthread_mutexattr_init): Likewise.
6357 (pthread_mutexattr_settype): Likewise.
6358 (pthread_mutexattr_destroy): Likewise.
6360 2005-04-15 David S. Miller <davem@davemloft.net>
6363 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6365 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6367 PR tree-optimization/21031
6368 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6369 (forward_propagate_into_cond_1): Call it. Forward propagate
6370 integer-integer casts into COND_EXPRs.
6372 2005-04-15 Dave Korn <dave.korn@artimi.com>
6374 * gcc.c (default_compilers): Clarify obscure error message when
6375 reading from standard input.
6377 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6379 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6380 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6382 * tree-ssa-alias.c (init_alias_info): Remove a call to
6385 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6387 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6388 of non-virtual PHI nodes like we use to.
6390 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6392 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6393 (attr_copy_rtx): Do not use it.
6395 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6397 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6399 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6401 * tree-vect-transform.c (vectorizable_store): Mark necessary
6402 objects in the vectorized store needing renaming. Update the
6403 SSA graph for V_MAY_DEF operands in the original store.
6405 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6407 * tree-ssa-pre.c (compute_avail): It's okay to have
6408 TREE_INVARIANT's here, and value number the resulting expressions.
6409 (create_expression_by_pieces): Make sure operands that were
6410 min_invariant when we started, stay that way.
6412 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6414 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6416 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6418 PR tree-optimization/20936.
6419 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6421 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6423 * doc/invoke.texi: Fix typos.
6424 * doc/md.texi: Likewise.
6425 * doc/rtl.texi: Likewise.
6426 * doc/sourcebuild.texi: Likewise.
6427 * doc/tm.texi: Likewise.
6429 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6431 PR tree-optimization/21004
6432 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6433 and floorl in c99 mode only.
6434 * builtins.c (expand_builtin_int_roundingfn): Assert that
6435 fallback_fndecl is not NULL_TREE.
6437 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6439 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6440 * basic-block.h: Update the prototype for
6441 purge_all_dead_edges.
6442 * cfgexpand.c (tree_expand_cfg): Update a call to
6443 purge_all_dead_edges.
6444 * combine.c (combine_instructions): Likewise.
6445 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6446 rest_of_handle_cse2, rest_of_handle_gcse,
6447 rest_of_handle_postreload): likewise.
6449 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6452 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6453 e.g. cv-qualification conversions.
6455 2005-04-14 Mike Stump <mrs@apple.com>
6457 * config/darwin-c.c (framework_construct_pathname): We must
6458 find all headers of a framework in the first instance of it
6459 found in the seach path.
6461 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6463 PR tree-optimization/21021
6464 * tree-vrp.c (compare_values): Work around a bug in the front
6465 end that produces a comparison of mismatched types.
6467 2004-04-14 Richard Henderson <rth@redhat.com>
6469 * config/ia64/ia64.h (enum fetchop_code): Remove.
6470 (enum ia64_builtins): Move ...
6471 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
6472 members except BSP and FLUSHRS.
6473 (ia64_init_builtins): Remove __sync builtins.
6474 (ia64_expand_builtin): Likewise.
6475 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
6476 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
6477 (ia64_expand_lock_release): Remove.
6478 * config/ia64/ia64.md (mf): Move to sync.md.
6479 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
6480 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
6481 * config/ia64/sync.md: New file.
6482 (memory_barrier): Rename from mf.
6483 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
6484 (cmpxchg_acq_<I48MODE>): Likewise.
6485 (sync_lock_test_and_set<I48MODE>): Likewise.
6487 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
6488 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
6490 2004-04-14 Richard Henderson <rth@redhat.com>
6492 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
6493 (ix86_compare_emitted): New.
6494 (ix86_expand_compare): Use ix86_compare_emitted if set.
6495 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
6496 and ix86_compare_op0 are set.
6497 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
6498 (TARGET_CMPXCHG, TARGET_XADD): New.
6499 (ix86_compare_emitted): Declare.
6500 * config/i386/i386.md: Include sync.md
6501 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
6502 (UNSPECV_XCHG, UNSPECV_LOCK): New.
6503 * config/i386/sync.md: New file.
6505 2004-04-14 Richard Henderson <rth@redhat.com>
6508 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
6509 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
6510 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
6511 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
6512 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
6513 BT_FN_I8_VPTR_I8_I8): New.
6514 * builtins.def (DEF_SYNC_BUILTIN): New.
6515 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
6516 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
6517 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
6518 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
6519 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
6520 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
6521 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
6522 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
6523 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
6524 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
6525 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
6526 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
6527 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
6528 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
6529 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
6530 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
6531 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
6532 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
6533 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
6534 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
6535 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
6536 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
6537 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
6538 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
6539 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
6540 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
6541 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
6542 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
6543 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
6544 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
6545 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
6546 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
6547 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
6548 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
6549 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
6550 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
6551 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
6552 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
6553 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
6554 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
6555 BUILT_IN_SYNCHRONIZE: New.
6556 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
6557 as a function. Accept __sync_ as a prefix as well.
6558 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
6559 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
6560 expand_builtin_lock_release): New.
6561 (expand_builtin): Call them.
6562 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
6563 neither BOTH_P nor FALLBACK_P are defined.
6564 (builtin_type_for_size): New.
6565 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
6566 (resolve_overloaded_builtin): New.
6567 * c-common.h (resolve_overloaded_builtin): Declare.
6568 (builtin_type_for_size): Declare.
6569 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
6570 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
6571 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
6572 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
6573 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
6574 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
6575 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
6576 sync_compare_and_swap_cc, sync_lock_test_and_set,
6577 sync_lock_release): New.
6578 * optabs.h: Declare them.
6579 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
6580 expand_sync_operation, expand_sync_fetch_operation,
6581 expand_sync_lock_test_and_set): Declare.
6582 * genopinit.c (optabs): Add sync optabs.
6583 * optabs.c (init_optabs): Initialize sync optabs.
6584 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
6585 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
6586 expand_sync_operation, expand_sync_fetch_operation,
6587 expand_sync_lock_test_and_set): New.
6588 * doc/extend.texi (Atomic Builtins): New section
6589 * doc/md.texi (Standard Names): Add sync patterns.
6591 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
6593 * tree-eh.c (lower_try_finally_copy): Generate new code in
6594 response to goto_queue entries as if the queue was sorted by
6595 index, not pointers.
6596 (lower_try_finally_switch): Likewise.
6598 2005-04-14 Richard Henderson <rth@redhat.com>
6600 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
6601 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
6603 (ix86_expand_fp_movcc): Update to match.
6604 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
6605 * config/i386/i386-protos.h: Update.
6606 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
6607 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
6609 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
6611 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6614 2005-04-14 Julian Brown <julian@codesourcery.com>
6616 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6617 link failures on ppc64 Linux.
6619 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6621 * config.gcc: Set cpu_type for s390.
6623 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6625 Fix PR tree-optimization/20963
6626 * tree-ssa-pre.c (compute_avail): Remove special case for
6628 (create_expression_by_pieces): Add value numbers for forced out
6631 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6633 * config/cris/cris.md: Replace references to (reg:SI 16) with
6634 (reg:SI CRIS_SRP_REGNUM).
6636 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6638 PR tree-optimization/20657
6639 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6640 create an appropriate range from it.
6642 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6644 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6645 <UNSPEC_FIST_CEIL> case.
6647 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6648 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6649 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6650 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6651 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6652 (lfloor<mode>2): New expanders.
6653 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6654 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6655 to implement lceil and llceil built-ins as x87 intrinsic function.
6656 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6657 (lceil<mode>2): New expanders.
6659 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6661 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6662 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6664 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6667 * config/s390/s390-modes.def: Define TFmode.
6669 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6671 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6672 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6673 * config/mips/mips.c (mips16_insn_length): Remove reference to
6674 JUMP_TABLES_IN_TEXT_SECTION.
6676 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6678 * simplify-rtx.c (simplify_binary_operation_1): Return
6679 scalar or vector of constant 0, depending on the xor's
6682 2005-04-13 Dale Johannesen <dalej@apple.com>
6684 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6685 (objc-act.o): Ditto.
6686 * objc/objc-act.c (objc_gimplify_expr): New.
6687 (objc_get_callee_fndecl): New.
6688 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6689 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6690 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6692 2005-04-13 Devang Patel <dpatel@apple.com>
6694 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6697 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6699 CRIS prologue as RTL.
6700 * config/cris/cris-protos.h (cris_emit_movem_store)
6701 (cris_expand_prologue): Prototype.
6702 * config/cris/cris.c (struct machine_function): New member
6704 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6705 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6706 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6707 (cris_load_multiple_op, cris_return_address_on_stack)
6708 (cris_return_address_on_stack_for_return): ISO-Cify.
6709 (cris_store_multiple_op): New predicate function.
6710 (cris_expand_prologue, cris_emit_movem_store): New functions.
6711 (cris_print_operand) <case 'O'>: Handle modifications other than
6713 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6714 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6715 (cris_gen_movem_load): Rearrange slightly to make local variable
6716 src a parameter, removing osrc.
6717 (cris_setup_incoming_varargs): Set machine_function member
6718 stdarg_regs to correspond to the number of registers that need to
6720 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6722 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6723 cris_general_operand_or_gotless_symbol accept UNSPEC.
6724 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6725 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6726 ("*cris_store_multiple"): New pattern. Tweak common comment above
6727 this and "*cris_load_multiple".
6728 ("prologue"): New define_expand.
6730 * config/cris/cris.md ("epilogue"): Conditionalize on
6731 TARGET_PROLOGUE_EPILOGUE.
6733 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6736 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6737 fpsr 0 instead of fpsr 1.
6738 (divsf3_internal_thr): Ditto.
6739 (divdf3_internal_lat): Ditto.
6740 (divdf3_internal_thr): Ditto.
6741 (divxf3_internal_lat): Ditto.
6742 (divxf3_internal_thr): Ditto.
6744 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6746 PR tree-optimization/20913
6747 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6749 PR tree-optimization/20702
6750 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6751 dominator children that haven't been walked into.
6753 2005-04-13 Julian Brown <julian@codesourcery.com>
6755 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6756 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6759 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6761 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6762 config/i386/sse.md: Fix comment typos.
6764 * genattrtab.c (NULL_ATTR): Remove.
6765 * ifcvt.c (NULL_EDGE): Likewise.
6767 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6769 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6770 NOTE_PREDICT): Remove.
6772 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6774 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6775 * configure: Regenerate.
6776 * config.in: Likewise.
6777 * system.h: Declare vsnprintf if not already declared.
6779 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6781 * optc-gen.awk: Handle stand-alone Mask records.
6782 * opth-gen.awk: Likewise.
6783 * doc/options.texi (Option file format): Document them.
6784 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6785 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6786 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6787 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6788 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6789 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6790 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6791 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6792 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6793 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6794 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6795 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6796 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6797 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6798 TARGET_LONG_DOUBLE_128): Likewise.
6799 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6800 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6801 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6802 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6803 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6804 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6805 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6806 * config/sparc/sparc.c (fpu_option_set): New global.
6807 (sparc_handle_option): New function.
6808 (sparc_override_options): Test fpu_option_set.
6809 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6810 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6811 * config/sparc/sparc.opt: New file.
6812 * config/sparc/little-endian.opt: Likewise.
6813 * config/sparc/long-double-switch.opt: Likewise.
6815 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6817 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6818 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6819 * config/bfin/bfin.opt (mshared-library-id=): Lose
6820 Var(bfin_lib_id_given).
6822 2005-04-13 Matt Thomas <matt@3am-software.com>
6824 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6827 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6829 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6831 * cgraphunit.c (INSNS_PER_CALL): Remove.
6833 * tree-ssa-forwprop.c (vars,
6834 record_single_argument_cond_exprs,
6835 substitute_single_use_vars): Remove.
6836 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6838 (tree_ssa_forward_propagate_single_use_vars): Call
6839 forward_propagate_into_cond for each COND_EXPR.
6841 * tree-inline.c (INSNS_PER_STMT): Remove.
6843 2005-04-12 Richard Henderson <rth@redhat.com>
6845 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6846 (ix86_expand_sse_fp_minmax): ... from ...
6847 (ix86_expand_fp_movcc): ... here.
6848 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6849 * config/i386/i386-protos.h: Update.
6850 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6851 (sse_setccsf, sse_setccdf): Allow before reload.
6852 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6853 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6854 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6855 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6856 (anddf3, nanddf3, iordf3, xordf3): New.
6858 2005-04-12 Jeff Law <law@redhat.com>
6860 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6861 (tree-ssa-uncprop.o): Add dependencies.
6862 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6863 * tree-flow.h (remove_useless_stmts): Remove prototype.
6864 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6865 remove_useless_stmts.
6866 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6867 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6868 * tree-pass.h (pass_uncprop): Declare.
6869 * tree-ssa-uncprop.c: New file.
6871 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6874 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6876 2005-04-12 Caroline Tice <ctice@apple.com>
6878 Temporary fix for partitioning problems.
6879 * passes.c (rest_of_handle_final): Remove code that
6880 frees unlikely_text_section_name,
6881 * varasm.c (assemble_start_function): Test for partitioning
6882 flag before writing out section labels.
6883 (assemble_end_function): Test for partitioning flag before
6884 writing out section labels.
6886 2005-04-12 Steven Bosscher <stevenb@suse.de>
6887 Stuart Hastings <stuart@apple.com>
6888 Jan Hubicka <jh@suse.cz>
6890 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6891 references to gt-tree-cfg.h.
6892 * basic-block.h (struct basic_block_def): Don't skip rbi
6893 for garbage collection.
6894 (struct reorder_block_def): Make GTY-able.
6895 (struct control_flow_graph): New structure.
6896 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6897 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6898 but instead defines to the control_flow_graph for cfun.
6899 (label_to_block_map): New define, points to the label map of
6900 the control_flow_graph for cfun.
6901 (n_edges_for_function, n_basic_blocks_for_function,
6902 last_basic_block_for_function, basic_block_info_for_function,
6903 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6904 basic_block_info_for_function, label_to_block_map_for_function):
6905 Counterparts for the above, taking a struct function as an extra
6907 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6908 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6909 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6910 (alloc_rbi_pool, free_rbi_pool): Remove.
6911 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6912 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6914 (cfg_layout_finalize) ... and don't free it here.
6915 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6917 * flow.c (free_basic_block_vars): Set label_to_block_map and
6918 n_edges to zero too.
6919 * function.h (struct function): Add cfg field.
6920 * function.c (allocate_struct_function): Allocate the cfg.
6921 * tree-cfg.c (label_to_block_map): Remove.
6922 (build_tree_cfg): Don't allocate the rbi pool here...
6923 (delete_tree_cfg_annotations): ...and don't free it here.
6924 Also don't nullify label_to_block_map for cfun.
6926 2005-04-12 Caroline Tice <ctice@apple.com>
6928 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6929 Revert my patch from April 9.
6930 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
6931 (reorder_basic_blocks): Revert my patch from April 9.
6932 (insert_section_boundary_note): Revert my patch from April 9.
6933 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
6934 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
6935 (COLD_END_LABEL): Revert my patch from April 9.
6936 (cold_text_section_label): Revert my patch from April 9.
6937 (cold_end_label): Revert my patch from April 9.
6938 (dwarf2out_switch_text_section): Revert my patch from April 9.
6939 (output_aranges): Revert my patch from April 9.
6940 (output_ranges): Revert my patch from April 9.
6941 (output_line_info): Revert my patch from April 9.
6942 (add_location_or_const_value_attribute): Revert my patch from April 9.
6943 (dwarf2out_var_location): Revert my patch from April 9.
6944 (dwarf2out_init): Revert my patch from April 9.
6945 (dwarf2out_finish): Revert my patch from April 9.
6946 * function.h (struct function): Revert my patch from April 9.
6947 * opts.c (decode_options): Revert my patch from April 9.
6948 * output.h (unlikely_section_label, hot_section_label,
6949 hot_section_end_label, cold_section_end_label,
6950 unlikely_text_section_name): Revert my patch from April 9.
6951 * passes.c (rest_of_handle_final): Revert my patch from April 9.
6952 * varasm.c (unlikely_section_label, hot_section_label,
6953 hot_section_end_label, cold_section_end_label,
6954 unlikely_text_section_name): Revert my patch from April 9.
6955 (initialize_cold_section_name): Revert my patch from April 9.
6956 (unlikely_text_section): Revert my patch from April 9.
6957 (in_unlikely_text_section): Revert my patch from April 9.
6958 (named_section): Revert my patch from April 9.
6959 (function_section): Revert my patch from April 9.
6960 (current_function_section): Revert my patch from April 9.
6961 (assemble_start_function): Revert my patch from April 9.
6962 (assemble_end_function): Revert my patch from April 9.
6963 (default_section_type_flags_1): Revert my patch from April 9.
6965 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6967 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
6968 * config/sparc/sparc.md (untyped_call): Save the registers manually.
6970 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
6972 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
6975 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
6976 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
6978 2004-04-12 Richard Henderson <rth@redhat.com>
6980 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
6981 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
6982 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
6983 (UNSPEC_*, UNSPECV_*): Renumber.
6985 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
6988 From Richard Henderson <rth@redhat.com>:
6989 * tree-mudflap.c (mf_build_check_statement_for): Correct block
6992 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
6994 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
6996 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6998 * config/bfin/bfin.c (bfin_library_id_string): Remove.
6999 (bfin_library_id): New variable.
7000 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
7001 instead of bfin_library_id_string.
7002 (bfin_handle_option): New function.
7003 (override_options): Remove most code to deal with shared library IDs,
7004 just check they aren't used without -mid-shared-library.
7005 (TARGET_HANDLE_OPTION): Define.
7006 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
7007 * config/bfin/bfin.opt (mshared-library-id=): New.
7009 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
7011 * tree-vect-transform.c: Fix comment typos.
7013 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7015 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7016 split critical edges when not possible/profitable.
7018 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7020 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7021 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7022 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7023 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7024 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7025 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7026 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7027 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7029 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7030 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7031 * config/ns32k/ns32k.opt: New file.
7033 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7035 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7036 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7037 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7038 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7039 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7040 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7041 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7042 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7043 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7044 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7045 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7046 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7047 (MASK_COLDFIRE): Formatting fixes.
7048 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7049 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7050 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7051 "_current_shared_library_a5_offset_".
7052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7053 (MASK_ALL_CPU_BITS): New macro.
7054 (m68k_handle_option): New function.
7055 (override_options): Remove handling of m68k_library_id_string.
7056 * config/m68k/m68k.opt: New file.
7057 * config/m68k/ieee.opt: New file.
7059 2005-04-11 Mark Mitchell <mark@codesourcery.com>
7061 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7062 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7063 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7064 (TARGET_CXX): Adjust accordingly.
7065 * target.h (struct gcc_target): Remove epxort_class_data. Add
7066 determine_class_data_visibility and class_data_always_comdat.
7067 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7068 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7069 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7070 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7071 (arm_cxx_determine_class_data_visibility): New.
7072 (arm_cxx_class_data_always_comdat): Likewise.
7073 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7074 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7075 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7076 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7077 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7080 2005-04-11 Devang Patel <dpatel@apple.com>
7082 * tree-data-ref.c (build_classic_dist_vector,
7083 compute_subscript_distance): Make externally visible.
7084 * tree-data-ref.h (build_classic_dist_vector,
7085 compute_subscript_distance): Same.
7086 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7087 Check distance vector against vectorization factor.
7088 (vect_analyze_loop): Determine vectorizaion factor before
7089 analyzing data dependences.
7090 * tree-vectorizer.c (loops_num): Make it externally visible and
7092 * tree-vectorizer.c (vect_loops_num): ... new name.
7093 * tree-vectorizer.h (vect_loops_num): New.
7095 2005-04-11 Devang Patel <dpatel@apple.com>
7097 * tree-vect-analyze.c (vect_analyze_operations): Check
7098 vectorizable codition.
7099 * tree-vect-transform.c (vect_is_simple_cond): New function.
7100 (vectorizable_condition): New function.
7101 (vect_transform_stmt): Handle condition_vec_info_type.
7102 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7103 condition_vec_info_type.
7104 (vectorizable_condition): New.
7106 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7108 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7109 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7110 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7112 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7113 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7115 * dwarf2out.c (output_line_info): Don't try to dereference
7116 a NULL current_function_decl.
7118 * config/t-slibgcc-darwin: Don't put shared libraries in
7119 directories other than $(slibdir).
7120 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7123 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7125 PR tree-optimization/20933
7126 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7127 logic to reject aliases between read-only and writable
7129 (may_alias_p): ... here.
7130 (get_tmt_for): Do not associate read-only tags to pointers
7131 whose pointed-to type is not read-only.
7132 * tree-ssa.c (verify_ssa): Check that memory stores have at
7133 least one V_MAY_DEF or V_MUST_DEF.
7135 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7138 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7139 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7140 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7141 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7143 (fwrite_unlocked): Fix prototype.
7145 * configure, config.in: Regenerate.
7147 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7149 * tree-ssa-loop-im.c: Include real.h.
7150 (determine_invariantness_stmt): If real division divisor is
7151 invariant and flag_unsafe_math_optimizations enabled, generate
7152 invariant reciprocal for hoisting.
7153 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7155 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7157 Fix PR tree-optimization/20926
7159 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7161 2005-04-11 Devang Patel <dpatel@apple.com>
7163 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7166 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7168 * fold-const.c (fold_binary_op_with_conditional_arg):
7169 use fold_buildN instead of "fold (buildN" in some
7171 (fold_unary): Likewise.
7172 (fold_binary): Likewise.
7174 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7176 Fix PR tree-optimization/20612
7177 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7179 (perfect_nestify): preheaderbb is *not* part of loop of the
7182 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7184 * tree-ssa-alias.c (may_alias_p): If the variable
7185 is a global variable and the pointer is parameter
7186 and -fargument-noalias-global is used, then
7187 the pointer cannot alias the variable.
7189 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7191 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7192 * config/sparc/sparc.h: Likewise.
7193 * config/sparc/sparc.md: Likewise.
7195 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7197 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7199 * tree-vrp.c: Fix a comment typo.
7201 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7203 PR tree-optimization/20920
7204 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7205 SSA_NAME flows through an abnormal edge.
7206 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7207 through abnormal edges.
7208 (maybe_add_assert_expr): Likewise.
7210 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7212 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7213 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7214 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7215 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7216 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7217 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7218 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7219 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7220 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7221 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7222 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7223 (TARGET_HANDLE_OPTION): Likewise.
7224 (s390_tune): Initialize to PROCESSOR_max.
7225 (s390_arch_string): Make static.
7226 (s390_tune_string, s390_warn_framesize_string): Delete.
7227 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7228 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7229 (s390_handle_arch_option, s390_handle_option): New functions.
7230 (override_options): Remove parsing of option strings.
7231 * config/s390/s390.opt: New file.
7233 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7235 * tree-complex.c (expand_vector_operations): Call
7236 update_stmt_if_modified.
7238 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7240 * tree-vect-analyze (vect_determine_vectorization_factor):
7241 Do not use GET_MODE_NUNITS.
7242 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7243 (vectorizable_load, vect_transform_loop): Likewise.
7245 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7247 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7248 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7249 * optabs.h (enum optab_index): Add new OTI_lceil.
7250 (lceil_optab): Define corresponding macro.
7251 * optabs.c (init_optabs): Initialize lceil_optab.
7252 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7253 and lceildi2 patterns.
7254 * builtins.c (expand_builtin_int_roundingfn): Handle
7255 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7256 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7257 BUILT_IN_LLCEIL{,F,L}.
7258 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7259 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7260 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7261 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7262 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7263 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7264 into lceil built-in function and (long long int)ceil{,f,l} into
7265 llceil built-in function.
7266 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7269 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7271 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7274 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7276 * config/arm/arm.c: Fix a comment typo.
7277 * doc/tree-ssa.texi: Fix a typo.
7279 2005-04-10 Steven Bosscher <stevenb@suse.de>
7281 * cselib.c (clear_table): Rename to cselib_clear_table.
7282 * cselib.h (cselib_clear_table): Add prototype.
7283 * gcse.c (gcse_main): Make 'f' argument unused.
7284 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7285 of each basic block instead.
7286 (compute_sets, compute_hash_table_work): Likewise.
7287 (constprop_register): Change int 'alter_jumps' argument to bool.
7288 (do_local_cprop): Likewise.
7289 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7290 the insn chain. Explicitly clear the cselib tables after finishing
7291 one basic block. Make sure there are no unterminated libcall blocks.
7292 Update compute_sets call.
7293 (cprop): Walk basic blocks instead of the insn chain.
7294 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7296 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7297 one_cprop_pass calls.
7299 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7301 * combine.c (combine_simplify_rtx): Remove a transformation that
7302 relies on an invalid assumption about rtl sign-extension semantics.
7304 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7306 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7307 to build_int_cst_wide.
7309 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7312 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7313 set the original address pseudo to the correct value before the
7314 original insn, if possible, and leave the insn alone, otherwise
7315 create a new pseudo, set it and replace it in the insn.
7316 * recog.c (validate_change_maybe_volatile): New.
7317 * recog.h (validate_change_maybe_volatile): Declare.
7319 2005-04-09 Caroline Tice <ctice@apple.com>
7321 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7322 Remove targetm.have_named_sections test.
7323 (fix_edges_for_rarely_executed_code): Likewise.
7324 (insert_section_boundary_note): Likewise.
7325 (reorder_basic_blocks): Check partitioning flag before calling
7326 verify_hot_cold_block_grouping.
7327 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7328 the function struct rather than global variables.
7329 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7330 (COLD_END_LABEL): Likewise
7331 (cold_text_section_label): New static global variable.
7332 (cold_end_label): Likewise.
7333 (dwarf2out_switch_text_section): Get hot/cold section labels from
7334 the function struct rather than global variables.
7335 (output_aranges): Use cold_text_section_label and cold_end_label;
7336 check partitioning flag before putting out delta.
7337 (output_ranges): Remove incorrect code attempting to use
7339 (output_line_info): Get cold section label from function struct.
7340 (add_location_or_const_value_attribute): Likewise.
7341 (get_subprogram_die): Get hot/cold section labels from function struct.
7342 (dwarf2out_var_location): Likewise.
7343 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7344 write out cold_text_section_label if partition flag is set.
7345 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7346 * function.h (struct function): Add new fields to point to hot/cold
7347 section labels: hot_section_label, cold_section_label,
7348 hot_section_end_label and cold_section_end_label; also add new field
7349 for cold text section name, unlikely_text_section_name.
7350 * opts.c (decode_options): Turn off partitioning flag if
7351 !targetm.have_named_sections.
7352 * output.h (hot_section_label): Remove.
7353 (hot_section_end_label): Remove.
7354 (cold_section_end_label): Remove.
7355 (unlikely_section_label): Remove.
7356 (unlikely_text_section_name): Remove.
7357 * passes.c (rest_of_handle_final): Remove code that frees
7358 unlikely_text_section_name.
7359 * varasm.c (unlikely_section_label): Remove.
7360 (hot_section_label): Remove.
7361 (hot_section_end_label): Remove.
7362 (cold_section_end_label): Remove.
7363 (unlikely_text_section_name): Remove.
7364 (initialize_cold_section_name): Modify to call
7365 targetm.strip_name_encoding; to store cold section name in current
7366 function struct, if it exists; and to only use the decl_section_name
7367 if flag_named_sections is true.
7368 (unlikely_text_section): Modify to get section name out of current
7369 function struct, if there is one; otherwise build it from
7370 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7371 (in_unlikely_text_section): Likewise.
7372 (named_section): Modify to get/put cold section name in current function
7373 struct, if there is one.
7374 (function_section): Change 'bool unlikely' to 'int reloc'; check
7375 targetm.have_named_sections before calling named_section.
7376 (current_function_section): Likewise.
7377 (assemble_start_function): Modify to get/put unlikely_text_section_name
7378 in current function struct; modify to get hot/cold section labels
7379 from function struct; initialize labels using
7380 ASM_GENERATE_INTERNAL_LABEL;
7381 test partitioning flag before writing out hot section label.
7382 (assemble_end_function): Test partitioning flag before writing out
7383 hot/cold section labels.
7384 (default_section_type_flags_1): Modify to use array instead of
7385 char* for unlikely_text_section_name; set flags correctly for
7386 cold text section if there is not a current function decl.
7388 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7390 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7391 and TI_VA_LIST_FPR_COUNTER_FIELD.
7392 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7393 * tree-pass.h (pass_stdarg): Add.
7394 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7395 * tree-stdarg.c: New file.
7396 * tree-stdarg.h: New file.
7397 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7398 (tree-stdarg.o): Add dependencies.
7399 * function.h (struct function): Add va_list_gpr_size and
7400 va_list_fpr_size fields.
7401 * function.c (allocate_struct_function): Initialize them.
7402 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7403 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7404 (TARGET_INITIALIZER): Add it.
7406 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7407 va_list_{g,f}pr_counter_field.
7408 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7409 area will not be used. Only save registers that tree-stdarg.c
7410 detected they need saving.
7411 (ix86_va_start): Don't set up fields that won't be used.
7413 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7414 va_list_{g,f}pr_counter_field.
7415 (setup_incoming_varargs): Don't do anything if reg_save
7416 area will not be used. Only save registers that tree-stdarg.c
7417 detected they need saving.
7418 (rs6000_va_start): Don't set up fields that won't be used.
7420 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7421 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7422 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7423 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7425 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7428 * config/i386/i386.c (construct_container): Pass empty aligned
7429 struct, union or class in memory.
7431 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7433 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7434 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7435 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7436 config/rs6000/predicates.md: Fix comment typos.
7438 * sched-int.h (haifa_insn_data): Remove blockage and units.
7439 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7440 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7441 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7443 2005-04-09 Jan Hubicka <jh@suse.cz>
7444 Steven Bosscher <stevenb@suse.de>
7446 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7447 * cfgloop.c (get_loop_exit_edges): Likewise.
7448 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7450 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7451 * tree-cfg.c (dump_cfg_status): Likewise.
7453 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7455 * config/rs6000/predicates.md (altivec_register_operand): Remove
7456 redundant match_code test.
7457 (gpc_reg_operand): Same.
7458 (cc_reg_operand): Same.
7459 (cc_reg_not_cr0_operand): Same.
7461 2005-04-09 Jan Hubicka <jh@suse.cz>
7463 Forgotten hunk from my last merge patch:
7464 * final.c (output_addr_const): Do not call mark_referenced.
7466 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
7468 * doc/tree-ssa.texi: Add immediate use documentation.
7470 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7472 * arm.c (FL_WBUF): Define.
7473 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
7474 (arm_is_6_or_7): Delete.
7475 (arm_tune_wbuf): New.
7476 (arm_override_options): Set arm_tune_wbuf.
7477 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
7478 (arm_is_6_or_7): Delete declaration.
7479 (arm_tune_wbuf): New declartion.
7480 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
7481 (model_wbuf): Derive from arm_tune_wbuf.
7482 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
7483 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
7484 (arm740t): Mark CPUs as having a write buffer.
7486 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7488 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
7489 of 'const_double_operand' in operand 2 constraints. Update enable
7492 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7494 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
7495 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
7496 * optabs.h (enum optab_index): Add new OTI_lfloor.
7497 (lfloor_optab): Define corresponding macro.
7498 * optabs.c (init_optabs): Initialize lfloor_optab.
7499 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
7500 and lfloordi2 patterns.
7501 * builtins.c (expand_builtin_int_roundingfn): New prototype.
7502 (expand_builtin_int_roundingfn): New function.
7503 (fold_builtin_int_roundingfn): New prototype.
7504 (fold_builtin_int_roundingfn): New function, renamed from
7505 fold_builtin_lround.
7506 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
7507 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
7508 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
7509 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
7510 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
7511 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
7512 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
7513 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
7514 into lfloor built-in function and (long long int)floor{,f,l} into
7515 llfloor built-in function.
7516 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
7519 2005-04-08 Ian Lance Taylor <ian@airs.com>
7521 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
7522 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
7523 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
7524 (DO_COND, DO_BODY): Likewise.
7525 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
7526 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
7527 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
7528 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
7529 (build_continue_stmt, build_break_stmt): Don't declare.
7530 (c_do_switch_warnings): Update declaration.
7531 * c-gimplify.c (enum bc_t): Remove.
7532 (struct c_gimplify_ctx, ctxp): Remove.
7533 (push_context, pop_context): Remove static functions.
7534 (c_genericize): Don't call push_context or pop_context.
7535 (begin_bc_block, finish_bc_block): Remove static functions.
7536 (build_bc_goto): Likewise.
7537 (gimplify_c_loop): Likewise.
7538 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
7539 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
7540 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
7541 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
7542 * c-common.c (c_do_switch_warnings): Rename from
7543 c_do_switch_warnings_1.
7544 (c_do_switch_warnings) [old version]: Remove.
7545 (c_do_switch_expr_warnings): Remove.
7546 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
7547 function instead of c_do_switch_expr_warnings.
7548 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
7549 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
7550 * c-pretty-print.c (pp_c_statement): Likewise.
7551 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
7553 2005-04-08 Devang Patel <dpatel@apple.com>
7555 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
7556 While selecting replacement condition pay attention to loop header.
7558 2005-04-08 Diego Novillo <dnovillo@redhat.com>
7560 Merge from tree-cleanup-branch: VRP, store CCP, store
7561 copy-prop, incremental SSA updating of FUD chains and
7562 newly exposed symbols.
7564 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
7565 (OBJS-common): Add tree-vrp.o.
7566 (tree-vrp.o): New rule.
7567 * basic-block.h (nearest_common_dominator_for_set): Declare.
7568 * common.opt (ftree-store-ccp): New flag.
7569 (ftree-copy-prop): New flag.
7570 (ftree-vrp): New flag.
7571 (ftree-store-copy-prop): New flag.
7572 * dominance.c (nearest_common_dominator_for_set): New.
7573 * domwalk.c (walk_dominator_tree): Only traverse
7574 statements in blocks marked in walk_data->interesting_blocks.
7575 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
7576 * fold-const.c (fold): Handle ASSERT_EXPR.
7577 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
7578 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
7579 flag_tree_vrp at -O2.
7580 * timevar.def (TV_TREE_VRP): Define.
7581 (TV_TREE_COPY_PROP): Define.
7582 (TV_TREE_STORE_COPY_PROP): Define.
7583 (TV_TREE_SSA_INCREMENTAL): Define.
7584 (TV_TREE_STORE_CCP): Define.
7585 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
7586 to kill_redundant_phi_nodes from comment.
7587 (verify_expr): Handle ASSERT_EXPR.
7588 * tree-dfa.c (mark_new_vars_to_rename): Remove second
7589 argument. Update all users.
7590 (mark_call_clobbered_vars_to_rename): Remove. Update all
7592 * tree-flow-inline.h (unmodifiable_var_p): New.
7593 * tree-flow.h (enum value_range_type): Declare.
7594 (struct value_range_def): Declare.
7595 (value_range): Declare.
7596 (remove_all_phi_nodes_for): Remove. Update all users.
7597 (find_phi_node_for): Declare.
7598 (add_type_alias): Declare.
7599 (count_uses_and_derefs): Declare.
7600 (kill_redundant_phi_nodes): Remove.
7601 (rewrite_into_ssa): Remove.
7602 (rewrite_def_def_chains): Remove.
7603 (update_ssa, register_new_name_mapping, create_new_def_for,
7604 need_ssa_update_p, name_registered_for_update_p,
7605 release_ssa_name_after_update_ssa, dump_repl_tbl,
7606 debug_repl_tbl, dump_names_replaced_by,
7607 debug_names_replaced_by, mark_sym_for_renaming,
7608 mark_set_for_renaming, get_current_def, set_current_def,
7609 get_value_range, dump_value_range, debug_value_range,
7610 dump_all_value_ranges, debug_all_value_ranges,
7611 expr_computes_nonzero, loop_depth_of_name,
7612 unmodifiable_var_p): Declare.
7613 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7615 * tree-into-ssa.c (block_defs_stack): Update comment.
7616 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7617 syms_to_rename, names_to_release, repl_tbl,
7618 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7619 need_to_replace_names_p): New locals.
7620 (NAME_SETS_GROWTH_FACTOR): Define.
7621 (struct repl_map_d): Declare.
7622 (struct mark_def_sites_global_data): Add field
7624 (enum rewrite_mode): Declare.
7625 (REGISTER_DEFS_IN_THIS_STMT): Define.
7626 (compute_global_livein): Use last_basic_block instead of
7628 (set_def_block): Remove last argument. Update all callers.
7629 (prepare_use_operand_for_rename): Remove. Update all callers.
7630 (prepare_def_operand_for_rename): Remove. Update all callers.
7631 (symbol_marked_for_renaming): New.
7634 (repl_map_hash): New.
7636 (repl_map_free): New.
7637 (names_replaced_by): New.
7638 (add_to_repl_tbl): New.
7639 (add_new_name_mapping): New.
7640 (mark_def_sites): Assume that all the operands in the
7641 statement are in normal form.
7642 (find_idf): Assert that the block in the stack is valid.
7643 (get_default_def_for): New.
7644 (insert_phi_nodes_for): Add new argument 'update_p'.
7646 If update_p is true, add a new mapping between the LHS of
7647 each new PHI and the name that it replaces.
7648 (insert_phi_nodes_1): Only call find_idf if needed.
7649 (get_reaching_def): Call get_default_def_for.
7650 (rewrite_operand): Remove.
7651 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7652 and REWRITE_THIS_STMT are false.
7653 Assume that all the operands in the statement are in
7655 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7656 (rewrite_virtual_phi_arguments): Remove.
7657 (invalidate_name_tags): Remove.
7658 (register_new_update_single, register_new_update_set,
7659 rewrite_update_init_block, replace_use,
7660 rewrite_update_fini_block, rewrite_update_stmt,
7661 rewrite_update_phi_arguments): New.
7662 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7663 Add arguments 'entry', 'what' and 'blocks'.
7664 Initialize the dominator walker according to 'what' and
7666 Start the dominator walk at 'entry'.
7667 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7668 Use it to configure the dominator walker.
7669 (rewrite_into_ssa): Remove argument 'all'.
7671 (rewrite_all_into_ssa): Remove.
7672 (rewrite_def_def_chains): Remove.
7673 (mark_def_interesting, mark_use_interesting,
7674 prepare_phi_args_for_update, prepare_block_for_update,
7675 prepare_def_site_for, prepare_def_sites,
7676 dump_names_replaced_by, debug_names_replaced_by,
7677 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7678 delete_update_ssa, create_new_def_for,
7679 register_new_name_mapping, mark_sym_for_renaming,
7680 mark_set_for_renaming, need_ssa_update_p,
7681 name_registered_for_update_p, ssa_names_to_replace,
7682 release_ssa_name_after_update_ssa,
7683 insert_updated_phi_nodes_for, update_ssa): New.
7684 * tree-loop-linear.c (linear_transform_loops): Call
7685 update_ssa instead of rewrite_into_ssa.
7686 * tree-optimize.c (vars_to_rename): Remove.
7688 (init_tree_optimization_passes): Replace
7689 pass_redundant_phi with pass_copy_prop.
7691 Replace pass_ccp with pass_store_ccp.
7692 Add pass_store_copy_prop after pass_store_ccp.
7693 (execute_todo): If the TODO_ flags don't include updating
7694 the SSA form, assert that it does not need to be updated.
7695 Call update_ssa instead of rewrite_into_ssa and
7696 rewrite_def_def_chains.
7697 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7698 (tree_rest_of_compilation):
7699 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7700 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7701 TODO_cleanup_cfg): Renumber.
7702 (TODO_verify_loops, TODO_update_ssa,
7703 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7704 TODO_update_ssa_only_virtuals): Define.
7705 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7707 * tree-phinodes.c (make_phi_node): Update documentation.
7708 (remove_all_phi_nodes_for): Remove.
7709 (find_phi_node_for): New.
7710 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7711 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7712 (interpret_rhs_modify_expr): Likewise.
7713 * tree-sra.c (decide_instantiations): Mark all symbols in
7714 SRA_CANDIDATES for renaming.
7715 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7716 (mark_all_v_defs): New function. Update all users to call it
7717 with the whole list of scalarized statements, not just the
7719 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7720 (compute_flow_insensitive_aliasing): If the tag is
7721 unmodifiable and the variable isn't or vice-versa, don't
7722 make them alias of each other.
7723 (setup_pointers_and_addressables): If the type tag for
7724 VAR is about to change, mark the old one for renaming.
7725 (add_type_alias): New.
7726 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7727 (ccp_lattice_t): Rename from latticevalue.
7728 (value): Remove. Update all users.
7729 (const_val): New local variable.
7730 (do_store_ccp): New local variable.
7731 (dump_lattice_value): Handle UNINITIALIZED.
7732 (debug_lattice_value): New.
7733 (get_default_value): Re-write.
7734 (set_lattice_value): Re-write.
7735 (def_to_varying): Remove. Update all users.
7736 (likely_value): Return VARYING for statements that make
7737 stores when STORE_CCP is false.
7738 Return VARYING for any statement other than MODIFY_EXPR,
7739 COND_EXPR and SWITCH_EXPR.
7740 (ccp_initialize): Re-write.
7741 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7742 Move to tree-ssa-propagate.c.
7743 (ccp_lattice_meet): Handle memory stores when
7744 DO_STORE_CCP is true.
7745 (ccp_visit_phi_node): Likewise.
7746 (ccp_fold): Likewise.
7747 (evaluate_stmt): Likewise.
7748 (visit_assignment): Likewise.
7749 (ccp_visit_stmt): Likewise.
7750 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7754 (do_ssa_store_ccp): New.
7755 (gate_store_ccp): New.
7756 (pass_store_ccp): Declare.
7757 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7758 (may_propagate_copy): Reformat.
7759 Don't abort if ORIG is a virtual and DEST isn't.
7760 If NEW does not have alias information but DEST does,
7762 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7763 copy_prop_kind, which_copy_prop): Declare.
7764 (stmt_may_generate_copy, get_copy_of_val,
7765 get_last_copy_of, set_copy_of_val, dump_copy_of,
7766 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7767 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7768 init_copy_prop, fini_copy_prop, execute_copy_prop,
7769 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7770 store_copy_prop): New.
7771 (pass_copy_prop, pass_store_copy_prop): Declare.
7772 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7773 'num_const_prop' and 'num_copy_prop'.
7774 (cprop_operand): Update them.
7775 (dump_dominator_optimization_stats): Dump them.
7776 (tree_ssa_dominator_optimize): Call update_ssa instead of
7778 (loop_depth_of_name): Declare extern.
7779 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7780 values for LOW or HIGH.
7781 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7782 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7783 (cprop_operand): Only propagate if VAL != OP.
7784 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7785 statement for renaming.
7786 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7787 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7788 add_type_alias if necessary.
7789 Call mark_new_vars_to_rename.
7790 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7791 mark every statement updated, call update_ssa and
7792 rewrite_into_loop_closed_ssa.
7793 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7794 from LIVEIN if VAR is a virtual.
7795 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7796 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7797 (get_call_expr_operands): Reformat statement.
7798 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7800 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7801 SSA_NAME_VALUE for every name.
7802 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7803 get_value_loaded_by): New.
7804 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7805 substitute_and_fold): Move from tree-ssa-ccp.c.
7806 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7807 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7808 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7810 * tree-ssa.c (verify_use): Fix error message.
7811 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7812 check_phi_redundancy, kill_redundant_phi_nodes,
7813 pass_redundant_phi): Remove. Update all users.
7814 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7815 add_type_alias, if necessary.
7816 * tree-vectorizer.h (struct _stmt_vect_info): Update
7817 documentation for field 'memtag'.
7818 * tree-vrp.c: New file.
7819 * tree.def (ASSERT_EXPR): Define.
7820 * tree.h (ASSERT_EXPR_VAR): Define.
7821 (ASSERT_EXPR_COND): Define.
7822 (SSA_NAME_VALUE_RANGE): Define.
7823 (struct tree_ssa_name): Add field 'value_range'.
7824 (PHI_REWRITTEN): Remove.
7825 (struct tree_phi_node): Remove field 'rewritten'.
7826 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7827 -ftree-store-copy-prop): Document.
7828 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7829 Document usage of update_ssa.
7831 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7834 * config/rs6000/predicates.md (altivec_register_operand): Accept
7836 (and64_operand): Do not limit CONST_INT to mask64_operand.
7837 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7838 (and_operand): Do not limit CONST_INT to mask_operand.
7840 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7842 PR rtl-optimization/20466
7843 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7844 for overlap of the address of each list member.
7845 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7847 2005-04-08 Mike Stump <mrs@apple.com>
7849 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7851 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7854 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7856 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7858 * function.c (push_function_context_to): Don't set
7860 * function.h (function): Remove contains_functions.
7861 (current_function_contains_functions): Remove.
7863 * function.h (function): Remove instrument_entry_exit.
7864 (current_function_instrument_entry_exit): Remove.
7866 * function.h (nonlocal_labels): Remove.
7868 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7870 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7871 (check_attr_value, write_attr_get, write_expr_attr_cache,
7872 find_attr, make_internal_attr): Don't reference negative_ok or
7874 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7875 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7876 (ATTR_STATIC): Adjust the value.
7878 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7880 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7882 * config/s390/tpf.h (ASM_SPEC): Define.
7884 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7886 * tree-flow.h: Remove the prototype for
7887 redirect_immediate_uses.
7888 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7890 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7892 * arm.c (arm_const_double_by_parts): New function.
7893 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7894 * arm.md (define_split for 64-bit constants): Add another one.
7896 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7898 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7900 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7902 * system.h: Revert last change.
7904 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7906 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7907 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7908 (TARGET_SWITCHES): Delete.
7909 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7910 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7911 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7912 * config/xtensa/xtensa.opt: New file.
7914 2005-04-08 Ben Elliston <bje@au.ibm.com>
7916 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7917 * config/fp-bit.h: Tidy comments.
7919 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7921 * system.h: Poison PARAMS.
7923 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
7925 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
7926 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
7927 (TARGET_SWITCHES): Delete.
7928 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7929 * config/vax/vax.opt: New file.
7931 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
7933 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
7935 2005-04-07 Ian Lance Taylor <ian@airs.com>
7937 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
7939 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
7940 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
7943 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
7945 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
7946 all immediate uses in PHI nodes.
7948 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
7950 * arm.c (arm_const_double_inline_cost): Handle any constant by
7951 using gen_lowpart and gen_highpart_mode.
7952 (note_invalid_constants): All constants in an RTX with a constraint
7953 that permits memory are now pushed to the constant pool.
7954 (output_move_double): Delete code to handle reg to reg and
7955 constant to reg moves.
7956 (const_double_needs_minipool, output_mov_immediate): Delete.
7957 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
7958 CONST_INT and CONST_VECTOR.
7959 * arm.md (ANY64): New mode macro.
7960 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
7961 (movdf_soft_insn): Split reg-reg and const-reg moves.
7962 (split patterns for 64-bit constant and register moves): New.
7963 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
7964 (cirrus_movdf_hard_insn): Likewise.
7965 * fpa.md (movdf_fpa): Likewise.
7966 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
7967 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
7969 (movv2si_internal_2): Likewise.
7970 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
7971 (movdf_vfp): Likewise.
7972 * arm-protos.h (output_mov_immediate): Delete prototype.
7974 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
7977 * simplify-rtx.c (simplify_unary_operation_1): Check
7978 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7980 2005-04-06 James E Wilson <wilson@specifixinc.com>
7983 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7986 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7988 * coverage.h (GCOV_TYPE_NODE): Delete.
7989 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
7990 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
7991 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
7992 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
7993 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
7995 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7998 * Makefile.in (gcc.pot): Remove options.c dependency.
7999 * optc-gen.awk: Don't quote help strings with N_().
8001 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
8003 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
8004 the function returns a pointer type.
8006 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
8008 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
8009 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8010 * doc/invoke.texi: Documnet salias-max-implicit-fields.
8011 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8012 explicit_uses members.
8013 (get_or_create_used_part_for): Initialize new fields.
8014 (fieldoff_compare): New function.
8015 (create_overlap_variables_for): Count number of fields, use
8016 heuristic to determine whether to create subvars for vars with
8018 Sort the field list by offset and avoid creating duplicate SFT's.
8020 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8022 * c.opt (-F): Remove trailing whitespace from help string.
8023 (-finput-charset): Use a tab to separate the switch name and help
8025 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8026 (-ftree-vectorizer-verbose): Likewise.
8028 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8030 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8031 a PHI argument where a use occurs instead of all PHI arguments.
8033 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
8035 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8038 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8040 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8041 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8042 config/bfin/bfin.h: Fix comment typos.
8044 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
8046 * doc/install.texi: Update the URL for Jacks.
8047 * doc/sourcebuild.texi: Likewise.
8049 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8052 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8053 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
8055 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8057 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8059 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8061 * config/v850/v850-protos.h (override_options): Delete.
8062 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8063 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8064 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8065 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8066 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8067 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8068 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8069 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8070 (OVERRIDE_OPTIONS): Delete.
8071 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8072 (small_memory_info): Remove the value field.
8073 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8075 * config/v850/v850.c (small_memory): Remove the value field.
8076 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8077 (override_options): Delete.
8078 (v850_handle_memory_option, v850_handle_option): New functions.
8079 * config/v850/v850.opt: New file.
8081 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8083 * config.host: Add a section for generic hosts, and a subsection
8084 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8085 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8086 * config/host-darwin.h: New.
8087 * config/x-darwin: New.
8088 * config/i386/host-i386-darwin.c: New.
8089 * config/i386/x-darwin: New.
8090 * config/rs6000/host-darwin.c: Include host-darwin.h.
8091 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8092 (darwin_rs6000_gt_pch_use_address): Likewise.
8093 * config/rs6000/x-darwin: Change name of .o built, update
8094 dependencies for changes to rs6000/host-darwin.c.
8096 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8099 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8101 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8103 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8104 split_loop_exit_edge instead of loop_split_edge_with.
8106 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8108 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8109 UNSPEC_SET_VSCR): New constants, used throughout.
8111 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8113 (altivec_vspltis<VI_char>): ... this pattern, using
8114 a QImode const_int_operand for the immediate.
8115 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8118 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8121 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8123 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8125 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8127 2005-04-06 Ben Elliston <bje@au.ibm.com>
8129 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8130 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8131 macros as living in "this file" and not gcc.h.
8133 2005-04-06 Ben Elliston <bje@au.ibm.com>
8135 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8136 -ftree-live_range_split. Perhaps renamed at some point?
8138 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8141 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8142 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8144 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8146 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8147 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8148 (number_of_iterations_special): New function.
8149 (number_of_iterations_exit): Use number_of_iterations_special.
8150 Use simplify_using_outer_evolutions only at -O3.
8151 (number_of_iterations_cond, tree_simplify_using_condition,
8152 simplify_using_initial_conditions, loop_niter_by_eval,
8153 compare_trees, can_count_iv_in_wider_type_bound,
8154 simplify_using_outer_evolutions): Use fold_build.
8156 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8158 * doc/install.texi (Configuration): Document --with-java-home.
8160 2005-04-05 Richard Henderson <rth@redhat.com>
8164 * config/i386/i386.c (print_operand): Handle vector zeros.
8165 (ix86_split_to_parts): Handle CONST_VECTOR.
8166 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8167 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8168 what modes to tie for MMX and SSE registers.
8169 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8170 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8171 to vector modes as well.
8172 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8173 properly as an input mode.
8175 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8177 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8179 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8181 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8183 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8185 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8186 and local functions, set sse_nregs to 8 and float_in_sse.
8187 (function_arg_advance, function_arg): If float_in_sse, pass
8188 SFmode and DFmode arguments in SSE registers.
8189 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8191 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8192 of -funit-at-a-time.
8194 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8196 * config/i386/i386-protos.h (ix86_function_value): Accept two
8197 arguments, like the target macro.
8198 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8199 * config/i386/i386.c (ix86_function_value): Accept the second
8200 argument of the target macro.
8201 (ix86_function_ok_for_sibcall): Pass a function pointer to
8202 ix86_function_value.
8203 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8204 call to ix86_value_regno).
8205 (ix86_value_regno): Add support for returning floating point values
8208 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8210 PR tree-optimization/20076
8211 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8212 that call __builtin_return or __builtin_apply_args.
8214 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8216 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8217 Use immediate use iterator.
8218 (stmt_is_bumper_for_loop): Use immediate use iterator.
8219 * predict.c (strip_builtin_expect): Use update_stmt.
8220 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8221 on all elements of a STATEMENT_LIST.
8222 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8223 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8224 (bsi_replace): Mark stmt as modified and the update it.
8225 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8226 (expand_complex_libcal): Call update_stmt.
8227 (expand_complex_comparison): Call mark_stmt_modified.
8228 (expand_complex_operations_1): Call update_stmt_if_modified.
8229 (expand_vector_operations_1): Call mark_stmt_modified.
8230 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8231 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8232 add_immediate_use, redirect_immediate_use,
8233 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8234 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8235 (mark_new_vars_to_rename): Call update_stmt.
8236 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8237 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8239 (unmodify_stmt): Delete.
8240 (update_stmt): New. Force an update of a stmt.
8241 (update_stmt_if_modified): update a stmt if it is out of date.
8242 (get_stmt_operands): Verify stmt is NOT modified.
8243 (stmt_modified_p): Update comment.
8244 (delink_imm_use): Remove a use node from its immuse list.
8245 (link_imm_use_to_list): Link a use node to a specific list.
8246 (link_imm_use): Link a node to the correct list.
8247 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8248 it in the correct list, if appropriate.
8249 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8250 (relink_imm_use): Link a use node in place of another node in a list.
8251 (relink_imm_use_stmt): LInk a node in place of another node, and set
8253 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8254 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8255 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8256 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8257 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8258 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8259 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8260 (has_zero_uses): New. Return true if there are no uses of a var.
8261 (has_single_use): New. Return true if there is only a single use of a
8263 (single_imm_use): New. Return the simgle immediate use.
8264 (num_imm_uses): New. Return the number of immediate uses.
8265 (get_v_must_def_ops): Use is now a pointer.
8266 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8267 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8269 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8270 (delink_stmt_imm_use): Delink all immuses from a stmt.
8271 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8272 * tree-flow.h (struct dataflow_d): Delete.
8273 (immediate_use_iterator_d): New. Immediate use iterator struct.
8274 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8275 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8276 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8278 (struct stmt_ann_d): Remove dataflow_t from struct.
8279 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8280 (if_convertible_phi_p): Use FAST immuse iterator.
8281 (if_convertible_loop_p): Don't call compute_immediate_uses.
8282 (replace_phi_with_cond_modify_expr): Call update_stmt.
8283 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8284 update_stmt_if_modified.
8285 (rewrite_all_into_ssa): Initialize ssa operands.
8286 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8287 compute_immediate_uses.
8288 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8289 ssa_property is available.
8290 (execute_one_pass): Change parameters passed to execute_todo.
8291 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8292 (remove_ssa_form): Call fini_ssa_operands.
8293 (insert_backedge_copies): Delete call to modify_stmt.
8294 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8295 (release_phi_node): Delink any use nodes before releasing.
8296 (resize_phi_node): Relink any use nodes.
8297 (remove_phi_arg_num): Delink the use node.
8298 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8299 (remove_all_phi_nodes_for): Release phi node first.
8300 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8301 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8302 (scalarize_use, scalarize_copy): Call update_stmt.
8303 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8304 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8305 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8306 (ccp_initialize): Remove call to compute_immediate_uses.
8307 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8308 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8310 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8311 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8312 (eliminate_redundant_computations): Call mark_stmt_modified.
8313 (cprop_operand): Call mark_stmt_modified.
8314 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8315 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8316 (dse_optimize_stmt): Use new immuse interface.
8317 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8318 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8319 (substitute_single_use_vars): Use new immuse interface.
8320 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8321 and compute_immediate_uses.
8322 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8324 (rewrite_mem_refs): Call update_stmt.
8325 (determine_lsm): Remove call to compute_imm_uses and free_df.
8326 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8327 (try_unroll_loop_completely): Call update_stmt.
8328 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8329 (rewrite_use_compare): Call update_stmt.
8330 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8331 (rewrite_use) : Call update_stmt.
8332 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8333 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8335 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8336 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8337 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8339 (initialize_vuse_operand): New. Initialize a vuse operand.
8340 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8341 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8342 (finalize_ssa_defs): Use stmt parameter.
8343 (correct_use_link): Ensure a use node is in the correct list, and has
8344 the correct stmt pointer.
8345 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8346 finalize_ssa_v_must_defs): Also initialize use nodes.
8347 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8348 (build_ssa_operands): Seperate parsing from final operand construction.
8349 (parse_ssa_operands): New. Parse entry point for operand building.
8350 (swap_tree_operands): New. Swap 2 tree operands.
8351 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8353 (get_expr_operands): Call swap_tree_operands when needed.
8354 (copy_virtual_operands): Use initialize routines for virtual use ops.
8355 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8356 (verify_abort): New. Issue imm_use error.
8357 (verify_imm_links): New Verify imm_use links for a var.
8358 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8359 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8360 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8361 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8362 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8363 (NULL_USE_OPERAND_P) Define.
8364 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8366 (struct vuse_operand_type): New struct.
8367 (SET_USE): Call set_ssa_use_from_ptr.
8369 (PHI_ARG_INDEX_FROM_USE): Define.
8370 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8371 argument via SET_USE, not PHI_ARG_DEF_TREE.
8372 * tree-ssa-pre.c (eliminate): Call update_stmt.
8373 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8375 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8376 (nearest_common_dominator_of_uses): Use imm_use iterator.
8377 (statement_sink_location): Use imm_use iterator and interface.
8378 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8379 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8380 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8381 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8382 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8383 if new parameter is true.
8384 (init_tree_ssa): Don't initialize operand cache here.
8385 (delete_tree_ssa): Don't destroy operand cache here.
8386 (propagate_into_addr): Pass in a use pointer, return true if anything
8388 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8389 (check_phi_redundancy): Use imm_use iterator.
8390 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8392 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8393 (release_ssa_name): Delink node and all elements in its imm_use list.
8394 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8395 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8396 * tree-vectorizer.c (need_imm_uses_for): Delete.
8397 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8398 * tree.h (struct ssa_imm_use_d): Define.
8399 (SSA_NAME_IMM_USE_NODE): Define.
8400 (struct tree_ssa_name): Add imm_use node.
8402 (PHI_ARG_IMM_USE_NODE): Define.
8403 (struct phi_arg_d): Add imm_use node.
8404 (struct tree_phi_node): Remove struct dataflow_d element.
8405 (TDF_STMTADDR): Define.
8407 2005-04-05 Dale Johannesen <dalej@apple.com>
8409 * doc/invoke.texi (Optimization Options): Remove
8410 duplicate -fcse-follow-jumps. Add -fweb.
8411 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8412 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8414 2005-04-05 Per Bothner <per@bothner.com>
8416 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8417 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8418 (warn_uninit): Get EXPR_LOCUS from context now instead.
8419 This fixes a USE_MAPPED_LOCATION testsuite failure.
8421 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8423 2005-04-05 Per Bothner <per@bothner.com>
8425 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8426 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8427 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8430 2004-04-05 Devang Patel <dpatel@apple.com>
8432 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8433 (lhsr<mode>3): ... new name.
8434 (altivec_vsra<VI_char>): Rename to ..
8435 (ashr<mode>3): ... new name.
8436 * config/rs6000/rs6000.c (builtin_description): Rename shift
8439 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8441 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8442 gen_lowpart_for_combine.
8443 * cse.c (gen_lowpart_if_possible): Move...
8444 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8446 (gen_lowpart_no_emit_general): Use it.
8448 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8450 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8453 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8455 * system.h: Fix typo.
8457 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8459 * config/bfin/bfin-modes.def: New file.
8460 * config/bfin/bfin-protos.h: New file.
8461 * config/bfin/bfin.c: New file.
8462 * config/bfin/bfin.h: New file.
8463 * config/bfin/bfin.md: New file.
8464 * config/bfin/bfin.opt: New file.
8465 * config/bfin/crti.s: New file.
8466 * config/bfin/crtn.s: New file.
8467 * config/bfin/elf.h: New file.
8468 * config/bfin/lib1funcs.asm: New file.
8469 * config/bfin/predicates.md: New file.
8470 * config/bfin/t-bfin: New file.
8471 * config/bfin/t-bfin-elf: New file.
8472 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
8473 Document new attributes.
8474 (interrupt, interrupt_handler, saveall): Update documentation for
8476 * doc/install.texi (Specific): Add entry for the Blackfin.
8477 * doc/invoke.texi (Blackfin Options): New section.
8478 * doc/md.texi (Blackfin family): New section to document constraints.
8479 * config.gcc: Add bfin*-* and bfin*-elf configurations.
8481 2005-04-05 Olivier Hainque <hainque@adacore.com>
8483 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
8484 match what the system unwinder expects.
8485 * config/mips/mips.c (mips_frame_set): If we're saving the return
8486 address register and the dwarf return address column number differs
8487 from the hard register number, adjust the note reg to refer to the
8490 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
8492 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
8493 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
8494 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8495 (processor_type): New enum.
8496 (mn10300_processor): New variable.
8497 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
8498 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
8499 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8500 (PROCESSOR_DEFAULT): New macro.
8501 * config/mn10300/mn10300.c (mn10300_processor): New variable.
8502 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8503 (mn10300_handle_option, mn10300_override_options): New functions.
8504 * config/mn10300/mn10300.opt: New file.
8506 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8507 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
8509 PR tree-optimization/19903
8510 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
8511 that don't fit in their type after conversion.
8513 2005-04-05 Uros Bizjak <uros@kss-loka.si>
8516 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
8517 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
8518 Allocate local stack slots here. Set ix86_optimize_mode_switching.
8519 flag here. Implement using define_insn_and_split.
8520 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
8521 (frndintxf2_mask_pm_i387): New insn patterns.
8522 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
8523 Do not set ix86_optimize_mode_switching flag.
8524 (ceilsf2, ceildf2, ceilxf2): Same.
8525 (btruncsf2, btruncdf2, btruncxf2): Same.
8526 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
8528 2005-04-05 Ian Lance Taylor <ian@airs.com>
8531 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
8532 i386_pe_record_external_function.
8533 (i386_pe_record_external_function): Update declaration.
8534 * config/i386/winnt.c (struct extern_list): Add decl field.
8535 (i386_pe_record_external_function): Add decl parameter.
8536 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
8538 * config/i386/i386-protos.h (i386_pe_record_external_function):
8541 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
8543 * config/m68k/m68k-protos.h: Add a prototype for
8544 valid_dbcc_comparison_p_2.
8545 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
8546 extend_operator, const_uint32_operand, const_sint32_operand,
8547 general_src_operand, nonimmediate_src_operand,
8548 memory_src_operand, post_inc_operand, pre_dec_operand,
8549 pcrel_address): Move to predicates to predicates.md.
8550 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
8551 * config/m68k/m68k.md: Include predicates.md.
8552 * config/m68k/predicates.md: New.
8554 2005-04-04 Roger Sayle <roger@eyesopen.com>
8556 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
8558 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
8560 2005-04-04 Ian Lance Taylor <ian@airs.com>
8562 * c-typeck.c (struct c_switch): Rename switch_stmt field to
8564 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
8565 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
8566 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
8567 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
8568 * c-common.c (c_do_switch_warnings_1): New static function broken
8569 out of c_do_switch_warnings.
8570 (c_do_switch_warnings): Call c_do_switch_warnings_1.
8571 (c_do_switch_expr_warnings): New function.
8572 * c-common.h (c_do_switch_expr_warnings): Declare.
8574 2005-04-04 David Edelsohn <edelsohn@gnu.org>
8575 Daniel Jacobowitz <dan@codesourcery.com>
8577 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
8579 * rtlanal.c (may_trap_p): Same.
8581 2005-04-04 Dale Johannesen <dalej@apple.com>
8583 * ChangeLog: remove reference to ChangeLog.12.
8585 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
8587 CRIS epilogue as RTL.
8588 * config/cris/cris.md: Change all 0 in unspec 0 to
8590 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
8591 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
8593 ("return"): Change to define_expand. Call cris_expand_return for
8595 ("*return_expanded"): New pattern.
8596 ("epilogue"): New define_expand.
8597 * config/cris/cris.h (PREDICATE_CODES): Add
8598 cris_load_multiple_op.
8599 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
8601 (enum cris_retinsn_type): New.
8602 (struct machine_function): New member return_type.
8603 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
8604 (cris_target_asm_function_epilogue): Remove, moving RTLified
8606 (cris_expand_epilogue): New function.
8607 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
8608 (cris_gen_movem_load, cris_load_multiple_op)
8609 (cris_return_address_on_stack_for_return, cris_expand_return): New
8611 (cris_target_asm_function_prologue)
8612 (cris_initial_frame_pointer_offset): Call
8613 cris_reg_saved_in_regsave_area instead of complicated expression.
8614 Call cris_return_address_on_stack instead of an expression.
8615 (cris_print_operand) <case 'o', case 'O'>: New cases.
8616 (cris_return_address_on_stack): Change return-type to bool.
8617 (cris_simple_epilogue): Ditto. Return false if registers are
8619 * config/cris/cris-protos.h (cris_simple_epilogue)
8620 (cris_return_address_on_stack): Adjust prototype return type.
8621 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8622 (cris_return_address_on_stack_for_return): New prototypes.
8624 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8626 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8627 gpr_or_int12_operand.
8629 * config/frv/frv-protos.h: Add a prototype to
8630 frv_legitimate_memory_operand and frv_const_unspec_p.
8631 (frv_unspec): Move from frv.c.
8632 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8633 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8634 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8635 gpr_or_fpr_operand, gpr_or_int12_operand,
8636 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8637 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8638 int6_operand, int5_operand, uint5_operand, uint4_operand,
8639 uint1_operand, int_2word_operand, uint16_operand,
8640 upper_int16_operand, integer_register_operand,
8641 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8642 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8643 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8644 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8645 move_destination_operand, movcc_fp_destination_operand,
8646 frv_function_symbol_referenced_p, move_source_operand,
8647 condexec_dest_operand, condexec_source_operand,
8648 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8649 const_unspec_operand, gpr_or_memory_operand,
8650 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8651 icc_operand, fcc_operand, cc_operand, icr_operand,
8652 fcr_operand, cr_operand, call_operand, sibcall_operand,
8653 symbolic_operand, relational_operator,
8654 integer_relational_operator, float_relational_operator,
8655 ccr_eqne_operator, minmax_operator,
8656 condexec_si_binary_operator, condexec_si_media_operator,
8657 condexec_si_divide_operator, condexec_si_unary_operator,
8658 condexec_sf_conv_operator, condexec_sf_add_operator,
8659 condexec_memory_operand, intop_compare_operator, acc_operand,
8660 even_acc_operand, quad_acc_operand, accg_operand: Move to
8662 * config/frv/frv.h (PREDICATE_CODES): Remove.
8663 * config/frv/frv.md: Include predicates.md.
8664 * config/frv/predicates.md: New.
8666 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8669 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8670 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8671 (add_standard_iv_candidates_for_size): New function, extracting code
8672 from add_standard_iv_candidates and parameterizing it by type size.
8673 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8675 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8677 * system.h (GCOV_SIZE_TYPE): Unposion.
8678 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8679 (GCOV_TYPE_SIZE): ...this new macro.
8680 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8681 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8682 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8683 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8684 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8685 instead of unsigned_intSI_type_node.
8686 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8687 (rtl_gen_one_value_profiler_no_edge_manipulation)
8688 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8689 * value-prof.c: Include coverage.h.
8691 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8692 Diego Novillo <dnovillo@redhat.com>
8694 Fix PR tree-optimization/20703
8695 Fix PR tree-optimization/20725
8697 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8698 (create_expression_by_pieces): Ditto.
8699 (valid_in_set): Ditto. Also handle tcc_declaration.
8700 (find_or_generate_expression): Handle comparison class.
8701 (insert_into_preds_of_block): Ditto.
8702 (insert_aux): Ditto.
8703 (create_value_expr_from): Handle comparison class, recursively
8704 handle reference nodes.
8705 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8706 (execute_pre): Fix spacing.
8707 (do_fre): Renamed to execute_fre.
8709 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8711 * doc/invoke.texi (SPARC options): Document that
8712 -mlittle-endian is not supported on Linux either.
8714 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8718 * config.gcc (Obsolete configurations): Remove
8719 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8720 (sparclite-*-coff*): Delete.
8721 (sparclite-*-elf*): Likewise.
8722 (sparc86x-*-elf*): Likewise.
8723 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8724 * config/sparc/lite.h: Delete.
8725 * config/sparc/litecoff.h: Likewise.
8726 * config/sparc/liteelf.h: Likewise.
8727 * config/sparc/sp86x-elf.h: Likewise.
8728 * config/sparc/t-sparclite: Likewise.
8729 * config/sparc/t-sp86x: Likewise.
8731 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8733 * config/s390/s390-protos.h: (s390_comparison,
8734 s390_alc_comparison, s390_slb_comparison, const0_operand,
8735 consttable_operand, larl_operand, s_operand,
8736 shift_count_operand, bras_sym_operand, load_multiple_operation,
8737 store_multiple_operation, s390_plus_operand): Remove prototypes.
8738 (s390_legitimate_address_without_index_p): New prototype.
8739 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8741 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8742 const0_operand, consttable_operand, larl_operand, s_operand,
8743 shift_count_operand, bras_sym_operand, load_multiple_operation,
8744 store_multiple_operation, s390_plus_operand): Move to
8746 (check_mode): Remove.
8747 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8749 (s390_legitimate_address_without_index_p): New.
8750 * config/s390/s390.h (PREDICATE_CODES): Remove.
8751 * config/s390/s390.md: Include predicates.md.
8752 * config/s390/predicates.md: New.
8754 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8757 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8758 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8759 (NEED_INDICATE_EXEC_STACK): Define to 1.
8760 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8761 (NEED_INDICATE_EXEC_STACK): Define to 1.
8762 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8763 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8764 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8765 (pic_helper_emitted_p): New global.
8766 (emit_pic_helper): New function extracted from...
8767 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8768 Do not call emit_pic_helper if delay_pic_helper is true.
8769 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8770 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8771 (sparc_file_end): New function.
8773 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8775 * config/mcore/mcore-protos.h: Remove the prototypes for
8776 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8777 mcore_general_movdst_operand, mcore_reload_operand,
8778 mcore_arith_J_operand, mcore_arith_K_operand,
8779 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8780 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8781 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8782 mcore_literal_K_operand, mcore_addsub_operand,
8783 mcore_compare_operand, mcore_load_multiple_operation,
8784 mcore_store_multiple_operation, mcore_call_address_operand.
8785 Add a prototype for const_ok_for_mcore.
8786 * config/mcore/mcore.c (mcore_call_address_operand,
8787 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8788 mcore_arith_reg_operand, mcore_reload_operand,
8789 mcore_arith_J_operand, mcore_arith_K_operand,
8790 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8791 mcore_arith_M_operand, mcore_arith_imm_operand,
8792 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8793 mcore_literal_K_operand, mcore_addsub_operand,
8794 mcore_compare_operand, mcore_load_multiple_operation,
8795 mcore_store_multiple_operation): Move to predicates.md.
8796 (const_ok_for_mcore): Export.
8797 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8798 * config/mcore/mcore.md: Include predicates.md.
8799 * config/mcore/predicates.md: New.
8801 * config/mcore/predicates.md: Fix a comment typo.
8803 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8804 Adrian Straetling <straetling@de.ibm.com>
8806 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8807 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8808 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8810 ("imul"): Removed from "type" attribute.
8811 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8812 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8813 Changed type to imulsi.
8814 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8816 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8818 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8819 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8820 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8821 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8822 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8823 (TARGET_SWITCHES, mcore_stack_increment_string)
8824 (TARGET_OPTIONS): Delete.
8825 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8826 than *_BIT constants.
8827 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8828 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8829 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8830 (mcore_override_options): Delete mcore_stack_increment code.
8831 Change use of M340_BIT to MASK_M340.
8832 * config/mcore/mcore.opt: New file.
8834 2005-04-04 Ian Lance Taylor <ian@airs.com>
8836 * config/arm/arm.c (replace_symbols_in_block): Remove static
8839 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8841 * config/fr30/fr30-protos.h: Remove the prototypes for
8842 stack_add_operand, add_immediate_operand,
8843 high_register_operand, low_register_operand, call_operand,
8844 di_operand, and nonimmediate_di_operand.
8845 * config/fr30/fr30.c (stack_add_operand,
8846 add_immediate_operand, high_register_operand,
8847 low_register_operand, call_operand, di_operand,
8848 nonimmediate_di_operand): Move to predicates.md.
8849 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8850 * config/fr30/fr30.md: Include predicates.md.
8851 * config/fr30/predicates.md: New.
8853 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8854 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8855 mcore_call_address_operand.
8857 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8858 general_movsrc_operand.
8860 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8862 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8865 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8868 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8871 2005-04-04 Richard Henderson <rth@redhat.com>
8872 Jakub Jelinek <jakub@redhat.com>
8874 PR rtl-optimization/16104
8875 * fold-const.c (fold_unary): Fix folding of vector conversions.
8877 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8879 * config.gcc (xstormy16-*-elf): Set extra_options.
8880 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8881 * config/stormy16/stormy16.opt: New file.
8883 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8885 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8886 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8887 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8888 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8889 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8890 (TARGET_UNIX_ASM): Delete.
8891 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8892 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8893 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8894 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8895 * config/pdp11/pdp11.opt: New file.
8897 2005-04-03 Roger Sayle <roger@eyesopen.com>
8898 Alexandre Oliva <aoliva@redhat.com>
8901 * fold-const.c (non_lvalue): Split tests into...
8902 (maybe_lvalue_p): New function.
8903 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8904 C++ front-end prior to lowering into gimple form.
8906 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8908 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8909 BUILT_IN_STRNCASECMP): New.
8910 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8913 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8916 * arm.md (addsi3_compare0_for_combiner): Delete.
8917 (addsi3_compare0_scratch_for_combiner): Delete.
8918 (cmpsi_neg_shiftsi): Delete.
8919 (compare_negsi_si): New pattern.
8920 (cmpsi_negshiftsi_si): New pattern.
8921 (negated_cbranchsi4): Restrict to equality_operator.
8923 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
8926 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8928 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
8931 * doc/install.texi: Fix a typo.
8933 2005-04-03 Steven Bosscher <stevenb@suse.de>
8936 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
8937 a computed goto if the edge to the computed goto block has
8938 incoming abnormal edges. Clarify how the function works.
8940 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
8942 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
8943 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
8944 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
8945 hash_scan_set, reg_set_between_after_reload_p,
8946 reg_used_between_after_reload_p, get_avail_load_store_reg,
8947 eliminate_partially_redundant_load): Likewise.
8948 * postreload.c (reload_cse_simplify_set,
8949 reload_combine_note_use): Likewise.
8950 * predict.c (predict_insn, expected_value_to_br_prob,
8951 propagate_freq, expensive_function_p): Likewise.
8952 * print-rtl.c (print_rtx): Likewise.
8953 * profile.c (instrument_edges, instrument_values,
8954 compute_branch_probabilities, branch_prob, union_groups,
8955 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
8956 * protoize.c (in_system_include_dir, file_could_be_converted,
8957 file_normally_convertible, gen_aux_info_file, seek_to_line,
8958 do_cleaning): Likewise.
8959 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
8960 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
8961 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
8963 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8965 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
8966 * modulo-sched.c (undo_replace_buff_elem): New structure.
8967 (kernel_number_of_cycles, ps_unschedule_node,
8968 undo_generate_reg_moves,free_undo_replace_buff,
8969 undo_permute_partial_schedule, loop_single_full_bb_p,
8970 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
8971 build_loops_structure, get_sched_window): New.
8972 (generate_reg_moves): Return undo_replace_buff_elem and other
8974 (generate_prolog_epilog): Remove old loop versioning.
8975 (sms_schedule): Use loop information and loop_version.
8976 (sms_schedule_by_order): Split part of it to get_sched_window.
8977 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
8978 cfg_layout_finalize and free_dominance_info before/after SMS.
8980 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8982 * cfghooks.c (lv_flush_pending_stmts,
8983 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
8984 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
8985 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
8986 lv_add_condition_to_bb,
8987 lv_adjust_loop_header_phi, extract_cond_bb_edges,
8988 flush_pending_stmts): New in cfg_hooks structure.
8989 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
8990 extract_cond_bb_edges, lv_adjust_loop_header_phi,
8991 lv_add_condition_to_bb): New declarations.
8992 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
8994 (loop_version): Declare.
8995 * cfgloopmanip.c (cfghooks.h): Include.
8996 (duplicate_loop_to_header_edge): Change return type to bool.
8997 (loop_version, lv_adjust_loop_entry_edge): Move here.
8998 * cfgrtl.c (cfgloop.h): Include.
8999 (rtl_verify_flow_info_1): Fix.
9000 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
9001 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
9003 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
9004 tree_lv_add_condition_to_bb): New.
9005 (tree_cfg_hooks): Add new hooks to initialization.
9006 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
9007 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
9009 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9011 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9012 xstormy16_below100_or_register,
9013 xstormy16_splittable_below100_or_register, and
9014 nonimmediate_nonstack_operand.
9016 * config/stormy16/stormy16-protos.h: Remove the prototypes for
9017 xstormy16_ineqsi_operator, equality_operator,
9018 inequality_operator, shift_operator,
9019 xstormy16_below100_operand, xstormy16_below100_or_register,
9020 xstormy16_splittable_below100_or_register,
9021 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9022 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9023 equality_operator, inequality_operator,
9024 xstormy16_below100_operand, xstormy16_below100_or_register,
9025 xstormy16_splittable_below100_or_register,
9026 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9027 nonimmediate_nonstack_operand, shift_operator): Move to
9029 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9030 * config/stormy16/stormy16.md: Include predicates.md.
9031 * config/stormy16/predicates.md: New.
9033 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9035 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9036 small_int, large_int, reg_or_0_operand, simple_memory_operand,
9037 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9038 move_operand, power_of_2_operand): Move to predicates.md.
9039 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9040 PREDICATE_CODE): Remove.
9041 * config/iq2000/iq2000.md: Include predicates.md.
9042 * config/iq2000/predicates.md: New.
9044 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
9046 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9047 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9048 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9049 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9050 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9051 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9052 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9053 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9054 (TARGET_M68HC11): Delete.
9055 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9056 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9057 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9058 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9059 (nb_soft_regs): Delete.
9060 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9061 (m68hc11_override_options): Remove the code that caters for MASK_M6811
9062 and MASK_M6812 being set simultaneously. Change the code that sets
9063 the default m68hc11_soft_reg_count to use integers instead of strings.
9064 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9065 m68hc11_soft_reg_count (which now has an int type) as the number
9067 * config/m68hc11/m68hc11.opt: New file.
9069 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9071 * config/fr30/fr30.h (PREDICATE_CODES): Remove
9072 fp_displacement_operand, sp_displacement_operand.
9074 * config/m68hc11/m68hc11-protos.h: Add a prototype for
9076 Remove the prototypes for tst_operand, cmp_operand,
9077 stack_register_operand, d_register_operand,
9078 hard_addr_reg_operand, splitable_operand,
9079 m68hc11_logical_operator, m68hc11_arith_operator,
9080 m68hc11_non_shift_operator, m68hc11_shift_operator,
9081 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9082 non_push_operand, hard_reg_operand, and
9083 reg_or_some_mem_operand.
9084 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9086 (tst_operand, cmp_operand, non_push_operand,
9087 splitable_operand, reg_or_some_mem_operand,
9088 stack_register_operand, d_register_operand,
9089 hard_addr_reg_operand, hard_reg_operand,
9090 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9091 m68hc11_arith_operator, m68hc11_non_shift_operator,
9092 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9094 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9095 * config/m68hc11/m68hc11.md: Include predicates.md.
9096 * config/m68hc11/predicates.md: New.
9098 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9101 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9102 change checked in along with 2005-03-03's patch for debug/20253.
9103 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9104 (remap_decl): Insert type decl in map earlier.
9106 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9108 PR tree-optimization/20640
9109 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9110 post-dominator if it has phi nodes.
9111 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9112 before dead statements.
9114 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9117 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9119 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9121 PR rtl-optimization/20290
9122 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9123 in every iteration if the entry point is the exit test.
9125 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9127 * config/cris/cris.md (attribute "length"): Define.
9129 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9131 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9132 (word_offset_memref_operand): New.
9133 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9134 (indexed_or_indirect_operand): Delete.
9135 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9136 (indexed_or_indirect_operand): Delete.
9138 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9141 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9144 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9145 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9147 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9149 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9151 2005-04-01 Ian Lance Taylor <ian@airs.com>
9153 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9154 (rus, prus): Remove static variables.
9155 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9156 (process_command): Permit report_times and use_pipes together.
9158 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9160 * c-decl.c (validate_proto_after_old_defn): Look at
9161 TYPE_MAIN_VARIANT of argument types.
9163 2005-04-01 Paul Brook <paul@codesourcery.com>
9165 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9166 (arm_output_function_epilogue): Allow call_via_SP.
9167 (thumb_call_via_reg, arm_file_end): Ditto.
9168 * config/arm/arm.h (struct machine_function): Include space for SP.
9169 (thumb_call_via_label): Update declaration.
9171 2005-04-01 Ian Lance Taylor <ian@airs.com>
9173 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9174 doing a peephole optimization, once again put any notes in the
9177 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9179 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9181 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9183 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9184 (block_alloc, find_free_reg): Likewise.
9185 * loop-doloop.c (doloop_modify): Likewise.
9186 * loop-invariant.c (record_use): Likewise.
9187 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9188 get_iv_value, canon_condition, eliminate_implied_condition,
9189 eliminate_implied_condition, simplify_using_initial_values,
9190 shorten_into_mode, canonicalize_iv_subregs,
9191 iv_number_of_iterations): Likewise.
9192 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9193 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9194 unswitch_loop): Likewise.
9195 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9196 move_movables, replace_call_address, find_and_verify_loops,
9197 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9198 record_giv, final_giv_value, general_induction_var,
9199 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9200 loop_giv_dump): Likewise.
9202 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9203 GCOV_CHECK_WRITING): Remove.
9204 (gcov_position, gcov_rewrite): Use gcc_assert.
9205 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9206 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9207 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9210 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9212 * tree-inline.c: Fix a typo.
9214 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9216 * configure.ac (enable-checking): Explicitly set all variables for
9217 collective switch values. Alphabetize variables. Rename
9218 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9220 * doc/install.texi (enable-checking): Update documentation.
9221 * configure: Rebuilt.
9223 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9225 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9228 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9230 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9231 Also reject cases where this pattern will cause load delay stalls
9232 unless optimizing for size and it will produce a shorter sequence.
9233 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9234 variants to avoid pre-adjusting the base when possible.
9236 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9238 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9239 the frame and argument pointers.
9240 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9241 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9242 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9243 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9244 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9245 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9247 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9249 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9250 with entry for selectany attribute.
9251 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9253 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9254 (i386_pe_asm_named_section): Handle sections generated by
9255 selectany attribute.
9256 * doc/extend.texi (selectany): Document attribute.
9258 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9259 Jan Hubicka <jh@suse.cz>
9261 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9262 to fix addresses involving EBP and ESP.
9263 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9264 for SUBREGed registers.
9265 (legitimate_address_p): Accept SUBREGed registers.
9267 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9270 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9271 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9274 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9276 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9278 2005-04-01 James E Wilson <wilson@specifixinc.com>
9281 * dwarf2out.c (rtl_for_decl_init): New function.
9282 (rtl_for_decl_location): Extracted from here.
9283 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9284 add_const_value_attribute. Delete initializer_constant_valid_p call.
9286 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9288 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9289 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9290 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9291 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9292 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9293 config/i386/i386.md, config/rs6000/predicates.md,
9294 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9295 config/s390/s390.c, config/stormy16/stormy16.c,
9296 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9299 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9302 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9303 COND_EXPR and CALL_EXPR.
9305 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9308 * genautomata.c (first_cycle_unit_presence): Check all alternative
9309 states for unit presence.
9311 * doc/md.texi: Remove remark about impossibility to query unit
9312 presence in non nondeterministic automaton state.
9314 * config/ia64/ia64.c (get_template): Change order of unit querying.
9316 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9318 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9321 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9323 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9324 flag for edges outside any loops.
9326 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9328 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9330 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9332 * tree-ssa-alias.c: Follow spelling conventions.
9333 * doc/tree-ssa.texi: Fix a typo.
9335 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9337 * postreload-gcse.c: Include target.h.
9338 (gcse_after_reload_main): Return early if we cannot modify jumps.
9339 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9341 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9343 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9344 expensive operations.
9346 2005-03-31 Ian Lance Taylor <ian@airs.com>
9348 * collect2.c (lderrout): New variable.
9349 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9350 if it is set, to stderr.
9351 (handler): Unlink lderrout if it is set.
9352 (dump_file): Add "to" parameter. Change all callers.
9353 (main): Initialize lderrout.
9354 (collect_execute): Add errname parameter. Change all callers.
9355 Rename redir parameter to outname. Never pass
9356 PEX_STDERR_TO_STDOUT to pex_run.
9357 * collect2.h (collect_execute, dump_file): Update declarations.
9358 * tlink.c (tlink_execute): Add errname parameter. Change all
9360 (do_tlink): Check lderrout as well as ldout.
9362 2005-03-31 Caroline Tice <ctice@apple.com>
9364 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9365 (bb-reorder.o): Add errors.h to list of requirements.
9366 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9367 profiledbootstrap flags.
9368 * bb-reorder.c (errors.h): Add new include.
9369 (struct bbro_basic_block_data_def): Add new field, in_trace.
9370 (add_unlikely_executed_notes): Remove function.
9371 (mark_bb_for_unlikely_executed_section): Remove function.
9372 (insert_section_boundary_note): New function.
9373 (verify_hot_cold_block_grouping): New function.
9374 (push_to_next_round_p): Remove variables and tests that push all
9375 cold blocks to last round.
9376 (find_traces): Remove code that added extra round of trace finding
9377 when doing partitioning.
9378 (find_traces_1_round) : Remove variable last_round; add code to
9379 update new struct field, in_trace; correct trace_length where it was
9380 incorrect before (after call to copy_bb); change code that pushed all
9381 cold blocks to last round. Instead verify that all blocks going into
9382 a trace belong in the same partition.
9383 (connect_traces): Modify to connect the traces in two passes, if the
9384 function contains both hot and cold blocks. The first pass connects
9385 all the traces for blocks in the partition that the first block in
9386 the function belongs to; the second pass connnects all the traces
9387 containing blocks that belong in the other partition.
9388 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9389 code that automatically put the first block in a function into the
9390 hot partition if the function had any hot blocks.
9391 (fix_crossing_unconditional_branches): Check number of succ edges
9392 before attempting to get one.
9393 (fix_edges_for_rarely_executed_code): Update comment describing
9395 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9396 remove call to add_unlikely_executed_notes; add call to
9397 verify_hot_cold_block_grouping.
9398 (duplicate_computed_gotos): Don't change computed goto if it's a
9400 (partition_hot_cold_basic_blocks): Update function comment.
9401 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9403 (try_forward_edges): Likewise.
9404 (merge_blocks_move_predecessor_nojumps): Likewise.
9405 (merge_blocks_move_successor_nojumps): Likewise.
9406 (merge_blocks_move): Likewise.
9407 (try_crossjump_bb): Likewise.
9408 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9409 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9410 notes to cold bb's; remove call to update_unlikely_executed_notes.
9411 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9412 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9413 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9414 function declaration.
9415 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9417 (rtl_can_merge_blocks): Remove redundancy from condition.
9418 (try_redirect_by_replacing_jump): Likewise.
9419 (force_nonfallthru_and_redirect): Remove code for adding
9420 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9421 (commit_one_edge_insertion): Likewise.
9422 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9423 * dbxout.c (FORCE_TEXT): Replace function_section with
9424 current_function_section.
9425 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9426 function, switch_text_section.
9427 (struct xcoff_debug): Likewise.
9428 (dbxout_function_end): Add code to put out label diffs for both
9429 hot and cold sections.
9430 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9431 for new debug_hooks funciton, switch_text_section..
9432 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9433 switch_text_section.
9434 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9435 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9436 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9437 dw_fde_switched_sections.
9438 (output_call_frame_info): Add test to see if function switches text
9439 sections in the middle; if so, use appropriate extra hot and cold
9440 section labels to compute size deltas for the hot and cold sections.
9441 (dwarf2out_begin_prologue): Add code to initialize new fields in
9443 (dwarf2out_switch_text_section): New function (invoked through
9444 debug_hook); updates new fields in dw_fde_struct appropriately and
9445 increments separate_line_info_table_in_use.
9446 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9447 dwarf2out_switch_text_section.
9448 (struct var_loc_node): Add new field, section_label.
9449 (output_aranges): Add code to check whether in hot or cold section and
9450 use the appropriate label in calculating deltas.
9451 (output_ranges): Likewise.
9452 (output_line_info): Add code to check which section we're in and
9453 use appropriate hot/cold label.
9454 (add_location_or_constant_value_attribute): Likewise.
9455 (gen_subprogam_die): Modify arange attributes to use correct labels.
9456 (dwarf2out_begin_block): Change call to function_section into call to
9457 current_function_section.
9458 (dwarf2out_end_block): Likewise.
9459 (dwarf2out_source_line): Likewise.
9460 (dwarf2out_var_location): Add code to check whether in hot or cold
9461 section and use the appropriate label.
9462 * except.c (output_function_exception_table): Change call to
9463 function_section into call to current_function_section.
9464 * final.c (profile_function): Likewise.
9465 (scan_ahead_for_unlikely_executed_note): Remove function.
9466 (final_scan_insn): Remove calls to
9467 scan_ahead_for_unlikely_executed_note, and related code for switching
9468 to cold section, except for the single time
9469 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
9470 debug_hooks->switch_text_sections; replace appropriate calls to
9471 function_section with calls to current_function_section.
9472 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
9473 test_bb to condition.
9474 (find_if_case_2): Likewise.
9475 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9476 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
9477 * opts.c (decode_options): Change warning about hot/cold partitioning
9478 with exceptionss to inform (so as not to cause bootstrap failures);
9479 remove warning about partitioning with DWARF debug info.
9480 * output.h (current_function_section): Add new function decl.
9481 (insert_section_boundary_note): Likewise.
9482 (enum in_section): Move this declaration here from varasm.c.
9483 (unlikely_section_label): Likewise.
9484 (unlikely_text_section_name): Likewise.
9485 (last_text_section_name): New global variable.
9486 (last_text_section): Likewise.
9487 (hot_section_label): Likewise.
9488 (hot_section_end_label): Likewise.
9489 (cold_section_end_label): Likewise.
9490 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
9491 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
9492 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
9493 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
9494 insn from consideration.
9495 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
9496 switch_text_section.
9497 * varasm.c (basic-block.h): Add new include.
9498 (unlikely_section_label_printed): Remove global variable.
9499 (unlikely_section_label): Make global variable not be static any more.
9500 (unlikely_text_section_name): Likewise.
9501 (hot_section_end_label): New global variable (not static)
9502 (first_function_block_is_cold): Likewise.
9503 (hot_section_label): Likewise.
9504 (cold_section_end_label): Likewise..
9505 (last_text_section): New global variable, not static.
9506 (last_text_section_name): New global variable, not static.
9507 (initialize_cold_section_name): New function.
9508 (enum in_section): Move declaration to output.h.
9509 (text_section): Update last_text_section.
9510 (unlikely_text_section): Replace code to determine cold section name
9511 with call to initialize_cold_section_name; Add code to update
9512 last_text_section; remove code for printing out label.
9513 (named_section_real): Add code to update last_text_section and
9514 last_text_section_name as appropriate.
9515 (function_section): Change test for 'unlikely' to depend on
9516 first_function_block_is_cold (moved old test to
9517 current_function_section).
9518 (current_function_section): New function.
9519 (assemble_start_function): Move code that frees
9520 unlikely_text_section_name; initialize hot_section_end_label;
9521 print hot and cold section labels at the start of the function;
9522 set first_function_block_is_cold, if appropriate; initialize l
9523 ast_text_section; add call to insert_section_boundary_note.
9524 (assemble_end_function): Add code to write out hot and cold section
9526 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
9527 switch_text_section.
9528 * config/darwin.c (machopic_select_section): Replace incorrect
9529 function in base_funs; update reloc for cold sections if necessary.
9530 * config/darwin.h (SECTION_FUNCTION): Add code to update
9531 last_text_section if appropriate.
9532 (text_unlikely_section): Remove.
9533 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
9534 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
9535 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
9536 partitioning for this architecture.
9538 2005-03-31 Olivier Hainque <hainque@adacore.com>
9540 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
9541 defined and non-zero.
9543 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9546 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
9549 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9552 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
9553 label operand. Remove (use (unspec..)). Don't emit a label on
9555 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
9556 generate inline label for load_toc_v4_PIC_1b.
9557 (rs6000_emit_load_toc_table): Likewise.
9559 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9561 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
9562 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
9564 2005-03-29 Devang Patel <dpatel@apple.com>
9566 * tree-sra.c (decide_block_copy): Disable scalarization of
9569 2005-03-30 Stuart Hastings <stuart@apple.com>
9570 Dale Johannesen <dalej@apple.com>
9572 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
9573 * print-tree.c (print_node): Add case STATEMENT_LIST.
9575 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9577 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
9578 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
9579 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
9580 is given with "powerpc64*" or "all", or when --with-cpu chooses
9583 2005-03-30 James E. Wilson <wilson@specifixinc.com>
9586 * dwarf2out.c (add_high_low_attributes): New function, extracted from
9587 gen_lexical_block_die.
9588 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
9590 2005-03-31 Jan Hubicka <jh@suse.cz>
9592 2004-11-02 Jan Hubicka <jh@suse.cz>
9594 * cgraph.c (cgraph_varpool_node_name): New function.
9595 (dump_cgraph_varpool_node): New function.
9596 (dump_varpool): New function.
9597 * cgraphunit.c (cgraph_optimize): Dump varpool.
9599 2004-10-16 Jan Hubicka <jh@suse.cz>
9601 * cgraph.c (decide_is_variable_needed): New function.
9602 (cgraph_varpool_finalize_decl): Use it.
9603 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
9605 * final.c (output_addr_const): Do not call mark_referenced.
9606 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
9607 always go via cgraph.
9608 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
9609 (check_global_declarations): Ifdef out code clearing DECL_RTL.
9610 * tree-optimize.c (execute_inline): Mark functions called.
9611 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9613 2004-10-11 Jan Hubicka <jh@suse.cz>
9615 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9616 (cgraph_varpool_last_needed_node): New static variable.
9617 (enqueue_needed_varpool_node): Break out from ...; add items to the
9618 end of queue; update first pointers.
9619 (cgraph_varpool_mark_needed_node): ... here.
9620 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9621 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9622 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9623 (cgraph_varpool_first_unanalyzed_node): Declare.
9624 * cgraphunit.c: Include output.h.
9625 (cgraph_varpool_analyze_pending_decls): New function.
9626 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9627 for errors, analyze pending decls.
9628 (cgraph_finalize_compilation_unit): Only analyze decls.
9629 (cgraph_optimize): Assemble the decls after expanding.
9631 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9633 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9634 subvars get marked properly in tags for grouping.
9635 (add_pointed_to_var): Mark only actual pointed to
9636 variables/subvars in addresses needed.
9637 (create_overlap_variables_for): Clear call clobbered on original
9639 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9640 addresable vars with subvars into list.
9641 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9644 2005-03-30 Richard Henderson <rth@redhat.com>
9646 * cgraph.h (struct cgraph_node): Add alias.
9647 * varasm.c (assemble_alias): Set it.
9648 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9649 avoid calling cgraph_expand_function.
9651 2005-03-30 Tom Tromey <tromey@redhat.com>
9653 * tree.def (FILE_TYPE): Removed.
9654 * typeclass.h (enum type_class): Removed file_type_class.
9655 * dwarf2out.c (is_base_type): Updated.
9656 (gen_type_die): Likewise.
9657 * dbxout.c (dbxout_type): Updated.
9658 * builtins.c (type_to_class): Updated.
9659 * tree.c (type_contains_placeholder_1): Updated.
9660 * config/sparc/sparc.c (sparc_type_code): Updated.
9661 * config/ia64/ia64.c (hfa_element_mode): Updated.
9662 * expr.c (count_type_elements): Updated.
9663 * stor-layout.c (layout_type): Updated.
9664 * tree-inline.c (remap_type): Updated.
9665 * tree-pretty-print.c (dump_generic_node): Updated.
9667 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9669 * builtins.c (expand_builtin_powi): Fix mode of
9670 2nd argument to match int.
9671 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9672 2nd argument type to int.
9673 * libgcc2.c: Change prototype of __powi* functions to use
9676 2005-03-30 Dale Johannesen <dalej@apple.com>
9679 * calls.c (expand_call): Flush pending deferrals before
9682 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9686 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9687 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9688 c_label_context, label_context_stack): New.
9689 * c-decl.c (define_label): Check for jumps into statement
9690 expressions. Add label to list of defined labels.
9691 (start_function): Push context on label_context_stack.
9692 (finish_function): Pop context from label_context_stack.
9693 * c-typeck.c (label_context_stack): New.
9694 (c_finish_goto_label): Check for jumps into statement
9695 expressions. Add label to list of jumped to labels.
9696 (struct c_switch): Add blocked_stmt_expr.
9697 (c_start_case): Initialize it.
9698 (do_case): Check it.
9699 (c_finish_case): Verify !blocked_stmt_expr.
9700 (c_begin_stmt_expr): Push context on label_context_stack.
9701 Increment blocked_stmt_expr. Mark labels jumped to from outside
9703 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9704 defined in the statement expression and no longer jumpable to.
9705 Mark labels jumped to from just outside the statement expression
9706 as again definable. Pop context from label_context_stack.
9707 * doc/extend.texi (Statement Exprs): Update.
9709 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9712 * c-decl.c (start_function): Check for old_decl being
9715 2005-03-30 Ian Lance Taylor <ian@airs.com>
9717 * final.c (final): Remove prescan parameter. Change all callers.
9718 (final_scan_insn): Remove prescan parameter. Change all callers.
9720 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9722 * tree-vectorizer.c: Fix comment typos.
9724 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9726 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9727 as soon as a chrec_dont_know is detected.
9729 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9731 Merge from csl-arm-branch.
9732 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9734 * tlink.c (recompile_files): Do not assume that "rename" can
9735 overwrite an existing file.
9737 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9739 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9740 * gcc/configure: Regenerate.
9742 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9744 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9746 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9748 * calls.c (struct arg_data): Update "partial" comment.
9749 (load_register_parameters): Update "nregs" comment.
9751 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9753 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9754 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9755 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9756 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9757 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9758 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9759 than target_flags & 0.
9760 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9761 (iq2000_arch, iq2000_parse_cpu): Delete.
9762 (TARGET_HANDLE_OPTION): Override default.
9763 (iq2000_handle_option): New function.
9764 (override_options): Remove -march= and -mcpu= handling.
9765 * config/iq2000/iq2000.opt: New file.
9767 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9769 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9770 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9771 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9772 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9773 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9774 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9775 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9776 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9777 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9778 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9779 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9780 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9781 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9782 (TARGET_OPTIONS): Delete.
9783 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9784 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9785 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9786 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9787 (c4x_cpu_version_string): Delete.
9788 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9789 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9790 equivalent -mcpu= option.
9791 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9792 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9793 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9794 or clearing the appropriate MASK_* bit.
9795 (c4x_file_start): Use c4x_cpu_version.
9796 * config/c4x/c4x.opt: New file.
9798 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9800 * doc/options.texi: Document the new MaskExists flag.
9801 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9802 if the option has the MaskExists flag.
9804 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9806 * opt-functions.awk (flag_set_p, test_flag): New functions.
9807 (switch_flags): Use them.
9808 * opth-gen.awk: Use flag_set_p to check for flags.
9809 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9811 2005-03-30 Ian Lance Taylor <ian@airs.com>
9813 * config.host (i[34567]86-*-mingw32*): Don't set
9814 host_can_use_collect2 to no.
9816 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9819 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9820 Remove convert_memory_address call duplicating that in memory_address.
9822 2005-03-29 Richard Henderson <rth@redhat.com>
9825 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9826 (build_compound_literal): Likewise. Propagate decl type into the
9828 (finish_decl): Likewise. Use new return value from complete_array_type
9829 for zero sized arrays.
9830 (complete_array_type): Move ...
9831 * c-common.c (complete_array_type): ... here. Change first argument
9832 to pointer-to-type-node. Consistently use sizetype for the index
9833 except for zero sized arrays. Detect zero sized arrays for pedantic
9834 mode diagnostics. Create a new type node instead of modifying the
9836 * c-tree.h (complete_array_type): Move decl ...
9837 * c-common.h (complete_array_type): ... here.
9839 2005-03-29 Richard Henderson <rth@redhat.com>
9842 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9844 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9846 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9847 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9848 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9849 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9851 2005-03-29 Eric Christopher <echristo@redhat.com>
9853 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9854 truthvalue conversion removal.
9856 2005-03-29 Ian Lance Taylor <ian@airs.com>
9859 * collect2.c: Never include <vfork.h>.
9860 (VFORK_STRING, vfork): Don't define.
9861 (pid): Remove global variable.
9862 (handler): Call raise instead of kill (getpid(), ...).
9863 (collect_wait): Add pex parameter. Change all callers. Use
9864 pex_get_status rather than pwait.
9865 (do_wait): Add pex parameter. Change all callers.
9866 (collect_execute): Return struct pex_obj * rather than void. Use
9867 pex routines rather than pexecute.
9868 (fork_execute): Get pex_obj from collect_execute, and pass it to
9870 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9871 Only declare quit_handler if SIGQUIT is defined.
9872 (scan_libraries): Likewise.
9873 * collect2.h (collect_execute): Update declaration.
9874 (collect_wait): Update declaration.
9875 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9876 pass it to collect_wait.
9878 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9881 * c-parser.c (c_parser_compound_statement_nostart): Give error
9882 message for EOF instead of just setting parser->error.
9884 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9886 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9887 (slpeel_update_phi_nodes_for_guard1): New function.
9888 (slpeel_update_phi_nodes_for_guard2): New function.
9889 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9890 of slpeel_update_phi_nodes_for_guard.
9891 (vectorize_loops): Remove call to loop_closed_rewrite.
9892 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9895 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9897 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9898 (TARGET_LITTLE_ENDIAN): New macro.
9899 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9900 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9901 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9902 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9903 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9904 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9905 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9906 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9907 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9908 (TARGET_OPTIONS): Delete.
9909 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9910 (CACHE_FLUSH_TRAP): Turn into an integer.
9911 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9912 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9913 -mflush-trap is in use.
9914 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9915 (m32r_cache_flush_trap_string): Delete.
9916 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9917 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9918 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9919 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9920 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9921 -mmodel= and -msdata= handling from...
9922 (m32r_init): ...here.
9923 * config/m32r/m32r.opt: New file.
9925 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
9927 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
9928 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
9929 * tree-vect-analyze.c (vect_object_analysis): additional parm
9930 pass back a "struct ptr_info_def *" with the points-to info.
9931 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
9932 statement using info returned from vect_object_analysis.
9933 * tree-vect-transform.c (update_vuses_to_preheader): New function.
9934 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
9935 for virtual uses and defs when creating a replacement vector
9936 reference. Call duplicate_ssa_name_ptr_info to define points-to
9937 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
9938 (vectorizable_store): copy_virtual_operands and update
9939 definition statements.
9940 (vectorizable_load): copy_virtual_operands. Remove call to
9941 mark_call_clobbered_vars_to_rename for call to "const" builtin.
9942 * tree-vectorizer.c (vectorize_loops): Remove calls to
9943 rewrite_into_ssa and bitmap_clear (vars_to_rename).
9944 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
9945 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
9946 define macro STMT_VINFO_PTR_INFO for use in accessing.
9947 * tree.h add export of duplicate_ssa_name_ptr_info.
9948 * rs6000.c (altivec_init_builtins): Declare builtin function
9949 __builtin_altivec_mask_for_load to be "const".
9951 2005-03-29 Jakub Jelinek <jakub@redhat.com>
9954 * cgraph.h (struct cgraph_varpool_node): Add alias field.
9955 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
9956 assemble_variable on aliases.
9957 * varasm.c (assemble_alias): Set node->alias.
9958 * toplev.c (wrapup_global_declarations): Don't call
9959 rest_of_decl_compilation on aliases again.
9961 2005-03-29 Paul Brook <paul@codesourcery.com>
9963 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
9964 * config/arm/arm.c (arm_dbx_register_number): New function.
9965 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
9967 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
9970 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
9971 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
9973 2005-03-29 Dale Johannesen <dalej@apple.com>
9975 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
9976 $(TREE_H) and $(COVERAGE_H).
9977 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
9978 * opts.c (common_handle_option): Enable tree-based value transforms.
9979 * toplev.c (process_options): Ditto.
9980 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
9981 refers to references to this type.
9982 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
9983 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
9984 for may_be_more, may_be_less.
9985 (rtl_gen_pow2_profiler): Adjust.
9986 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
9987 (rtl_gen_one_value_profiler): Adjust.
9988 (rtl_gen_const_delta_profiler): Adjust.
9989 * tree-profile.c (tree_gen_interval_profiler): Implement.
9990 (tree_gen_pow2_profiler): Ditto.
9991 (tree_gen_one_value_profiler): Ditto.
9992 (tree_profiling): New.
9993 (pass_tree_profile): Reference it.
9994 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
9996 (insn_divmod_values_to_profile): Rename to
9997 rtl_divmod_values_to_profile. Adjust.
9998 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
9999 (insn_prefetch_values_to_profile): Adjust.
10000 (rtl_value_profile_transformations): Adjust.
10001 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
10002 (gen_mod_pow2): Rename to rtl_mod_pow2.
10003 (gen_mod_subtract): Rename to rtl_mod_subtract.
10004 (divmod_fixed_value_transform): Rename to
10005 rtl_divmod_fixed_value_transform.
10006 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
10007 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
10008 (rtl_find_values_to_profile): Adjust.
10009 (tree_value_profile_transformations): Implement.
10010 (tree_divmod_values_to_profile): New.
10011 (tree_values_to_profile): New.
10012 (tree_divmod_fixed_value): New.
10013 (tree_mod_pow2): New.
10014 (tree_mod_subtract): New.
10015 (tree_divmod_fixed_value_transform): New.
10016 (tree_mod_pow2_value_transform): New.
10017 (tree_mod_subtract_transform): New.
10018 (tree_find_values_to_profile): Implement.
10019 * profile.c (instrument_values): Free histograms.
10020 (compute_value_histograms): Adjust. Implement tree version.
10022 2005-03-29 Uros Bizjak <uros@kss-loka.si>
10024 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10025 * config/i386/i386.c (output_fix_trunc): Add new round_mode
10026 variable. Output "fldcw" depending on round_mode.
10027 * config/i386/i386.md (UNSPEC_FIST): New.
10028 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10029 New isns patterns to implement lrint and llrint built-ins as x87
10030 intrinsic function.
10031 (fistdi2, fist<mode>2 splitters): New splitters.
10032 (lrint<mode>2): New expanders.
10034 2005-03-28 Ian Lance Taylor <ian@airs.com>
10036 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10037 0 when calling final_scan_insn.
10039 2005-03-28 Jan Hubicka <jh@suse.cz>
10041 PR middle-end/20635
10042 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10045 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10046 types where possible.
10048 2005-03-26 Per Bothner <per@bothner.com>
10050 Make -f[no-]show-column also control non-cpp diagnostics.
10051 * c.opt (fshow-column): Move option from here ...
10052 * common.opt (fshow-column): ... to here.
10053 * diagnostic.c (diagnostic_build_prefix): Only print column number
10054 if flag_show_column.
10056 2005-03-27 Steven Bosscher <stevenb@suse.de>
10058 * vax-protos.h (vax_output_int_move, vax_output_int_add,
10059 vax_output_conditional_branch): New prototypes.
10060 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10061 extracted from vax.md mov and add patterns.
10062 (vax_output_conditional_branch): New function to output conditional
10063 branch instructions.
10064 * vax.md: Use mode macros for arithmetic and mov patterns.
10065 Use code macros for the jump patterns.
10067 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10069 * Makefile.in (libbackend.o): Depend on version files;
10070 add custom generation command.
10072 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10075 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10076 sure that we have a REG before getting its REGNO.
10078 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10080 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10081 * builtins.def (BUILT_IN_STRNDUP): New.
10083 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10085 PR tree-optimization/20470
10086 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10089 2005-03-25 Mike Stump <mrs@apple.com>
10091 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10094 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10096 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10097 Use our own structure definitions.
10099 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10100 (fix_truncdfsi2): Allow registers or memory as destination.
10101 When TARGET_PPC_GFXOPT, generate simplified pattern.
10102 (fix_truncdfsi2_internal): Use define_insn_and_split.
10103 (fix_truncdfsi2_internal_gfxopt): New.
10104 (fctiwz): Don't confuse register allocation by giving it no choices.
10106 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10107 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10108 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10109 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10111 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10113 * dominance.c (free_dominance_info): Speed up by freeing et
10114 data structures without maintaining other nodes.
10115 * et-forest.c (et_free_tree_force): New.
10116 * et-forest.h: Add a prototype for et_free_tree_force.
10118 * tree.c (get_set_constructor_bits,
10119 get_set_constructor_bytes): Remove.
10120 * tree.h: Remove the corresponding prototypes.
10122 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10125 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10126 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10127 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10128 PRE_DEC, NEG and NOT.
10130 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10132 * fold-const.c: Convert uses of fold (build (...)) to
10135 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10137 PR rtl-optimization/20249
10138 * cse.c (insert_regs): Do not record equivalence of registers in
10141 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10143 * emit-rtl.c (reverse_comparison): Remove.
10144 * rtl.h: Remove the corresponding prototype.
10146 2005-03-24 James E Wilson <wilson@specifixinc.com>
10148 * doc/install.texi (--enable-altivec): Delete docs.
10150 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10152 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10153 SFmode and DFmode before reload when
10154 flag_unsafe_math_optimizations not enabled.
10156 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10158 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10160 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10161 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10163 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10165 * configure.ac (enable-checking): Add 'runtime' option.
10166 * doc/install.texi (enable-checking): Document 'runtime' checking.
10167 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10168 * config.in: Regenerated.
10169 * configure: Regenerated.
10171 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10173 * optabs.h (enum optab_index): Remove OTI_llrint.
10174 (llrint_optab): Remove macro.
10175 * optabs.c (init_optabs): Remove llrint_optab initialization.
10176 * genopinit.c (optabs): Remove llrint_optab implementation.
10177 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10180 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10182 PR rtl-optimization/20532
10183 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10184 overflow when adding coefficients for PLUS or MINUS.
10185 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10188 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10190 * langhooks.h (truthvalue_conversion): Remove.
10191 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10192 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10193 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10194 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10195 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10197 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10199 * params.def: Fix a typo.
10200 * config/mips/mips.c: Follow the spelling convensions.
10201 * doc/invoke.texi: Fix typos.
10203 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10205 Fix PR tree-optimization/20601
10207 * tree-ssa-pre.c (insert_aux): Add missing condition to
10210 2005-03-23 Ian Lance Taylor <ian@airs.com>
10212 * final.c (final_scan_insn): Don't remove no-op instructions.
10213 * reload1.c (reload): Remove simple no-op instructions even when
10216 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10218 PR tree-optimization/20501
10219 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10220 reporting that peeling for alignment is applied moved to...
10221 * (vect_analyze_data_refs_alignment): Here.
10223 2005-03-23 Ian Lance Taylor <ian@airs.com>
10225 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10227 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10229 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10230 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10232 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10234 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10235 imply that this is called once, independent of asms in code.
10236 Adjust to now being pased output and input lists. Mention helper
10237 function decl_overlaps_hard_reg_set_p.
10238 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10239 hook_tree_tree_identity and to take three trees, returning third.
10240 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10242 * stmt.c: include hard-reg-set.h before tree.h.
10243 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10244 (decl_conflicts_with_clobbers_p): Call
10245 decl_overlaps_hard_reg_set_p.
10246 (expand_asm_operands): Pass output and input lists in call to
10247 targetm.md_asm_clobbers.
10248 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10249 hook_tree_tree_tree_tree_3rd_identity.
10250 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10252 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10253 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10254 parameters, first two unused.
10255 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10256 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10257 in constraint letters and MOF is not mentioned as a asm-declared
10258 register in neither of the input and output lists.
10260 2005-03-23 DJ Delorie <dj@redhat.com>
10262 * optabs.c (expand_binop): Make sure the first subword's result
10265 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10267 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10268 Call c_common_truthvalue_conversion rather than
10269 lang_hooks.truthvalue_conversion.
10270 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10271 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10273 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10274 c_common_truthvalue_conversion.
10275 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10276 c_parser_conditional_expression, c_parser_binary_expression): Call
10277 c_objc_common_truthvalue_conversion.
10278 * c-typeck.c (build_unary_op): Call
10279 c_objc_common_truthvalue_conversion.
10280 (build_conditional_expr): Do not call
10281 lang_hooks.truthvalue_conversion.
10282 (build_binary_op): Call c_common_truthvalue_conversion.
10283 (c_objc_common_truthvalue_conversion): Moved from
10284 c-objc-common.c. Call default_function_array_conversion instead
10285 of default_conversion.
10287 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10289 * c-common.h (default_conversion): Remove.
10290 (perform_integral_promotions): Add.
10291 * c-tree.h (default_conversion): Add.
10292 * c-typeck.c (perform_integral_promotions): New, split out from
10293 default_conversion.
10294 * c-common.c (check_case_value): Use perform_integral_promotions,
10295 not default_conversion.
10296 (c_add_case_label): Don't continue processing case label after
10297 found to be pointer.
10299 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10301 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10302 the prefix list if we have already added a multilib directory
10303 based on that path.
10304 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10307 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10309 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10311 * reload.h: Remove the prototype for indirect_symref_ok.
10313 * reload1.c (indirect_symref_ok): Make it global.
10314 * reload.h: Add a prototype for indirect_symref_ok.
10316 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10318 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10321 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10323 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10325 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10327 * c-opts.c (c_common_parse_file): Only start/end main source file
10328 if debug hooks says the writer wants it.
10329 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10331 (xcoff_debug_hooks): Ditto.
10332 * debug.c (do_nothing_hooks): Ditto.
10333 * debug.h (gcc_debug_hooks): Ditto.
10334 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10335 * sdbout.c (sdb_debug_hooks): Ditto.
10336 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10338 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10340 * doc/extend.texi: Deprecate C++ min/max operators.
10342 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10344 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10345 artificial original candidates.
10347 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10348 Jan Hubicka <jh@suse.cz>
10349 Steven Bosscher <stevenb@suse.de>
10351 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10352 call cost based on argument sizes.
10353 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10355 * params.def: (max-inline-inssn-single): Set to 450.
10356 (max-inline-insns-auto): Set to 90.
10357 (max-inline-insns-recursive): Set to 450
10358 (max-inline-insns-recursive-auto): Set to 450.
10359 (large-function-insns): Set to 2700.
10360 (inline-call-cost): New parameter.
10361 * tree-inline.c (estimate_move_cost): New function.
10362 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10363 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10364 based on arguments.
10365 * tree-inline.h (estimate_move_cost): Declare.
10366 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10367 (max-inline-insns-auto): Change default to 90.
10368 (max-inline-insns-recursive): Change default to 450
10369 (max-inline-insns-recursive-auto): Change default to 450.
10370 (large-function-insns): Change default to 2700.
10371 (inline-call-cost): Document new parameter.
10373 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10375 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10376 (TARGET_DEFAULT): Delete.
10377 * config/i860/i860.opt: New file.
10379 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10381 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10382 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10383 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10384 (frv_sched_lookahead): Delete.
10385 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10386 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10387 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10388 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10389 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10390 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10391 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10392 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10393 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10394 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10395 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10396 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10397 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10398 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10399 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10400 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10401 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10402 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10403 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10404 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10405 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10406 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10407 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10408 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10409 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10410 (frv_sched_lookahead): Delete.
10411 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10412 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10413 (frv_handle_option): New function. Move -mcpu= handling from...
10414 (frv_override_options): ...here. Remove handling of other
10416 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10417 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10418 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10419 and TARGET_NO_MULTI_CE.
10420 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10421 !TARGET_VLIW_BRANCH.
10422 * config/frv/frv.opt: New file.
10424 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10426 * fold-const.c (fold_ternary): Take decomposed arguments of
10428 (fold): Update a call to fold_ternary.
10430 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10431 * tree.h: Add corresponding prototypes.
10433 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10436 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10437 between jump table and its label.
10438 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10439 resp. ADDR_DIFF_VEC and the label preceeding it.
10440 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10441 is emitted in the right section.
10443 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10445 * fold-const.c (fold_unary, fold_binary): Update comments
10448 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10450 PR rtl-optimization/20527
10451 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10452 REG_INC note, test that the register also isn't mentioned in PRED
10455 2005-03-22 Ben Elliston <bje@au.ibm.com>
10457 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10460 2005-03-21 Mike Stump <mrs@apple.com>
10462 * varasm.c (default_assemble_visibility): Remove extra ().
10464 2005-03-21 Roger Sayle <roger@eyesopen.com>
10466 PR middle-end/20557
10467 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
10468 to determine whether a block can be duplicated, rather than test
10469 whether the block contains noncopyable insns ourselves.
10471 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10473 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
10476 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10478 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
10480 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10482 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
10483 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
10484 * config/fr30/fr30.opt: New file.
10486 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
10488 Fix PR tree-optimization/20542
10490 * tree-flow-inline.h (overlap_subvar): Move to here.
10491 * tree-ssa-operands.c: From here.
10492 * tree-flow.h (overlap_subvar): Declare.
10493 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
10494 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
10495 for variables with subvars.
10497 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
10499 PR middle-end/20177
10500 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
10501 * modulo-sched.c (const_iteration_count): Return on NULL
10503 (print_node_sched_params): Return on NULL dump_file.
10504 (generate_reg_moves): Handle reg-anti dependencies and disregard
10505 closing branch when generating register moves.
10506 (sms_schedule): Mark the SMSed block dirty.
10507 * passes.c (rest_of_handle_sms): Call update_life_info for all
10509 * testsuite/gcc.dg/20050321-1.c: New test.
10511 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10513 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
10514 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10515 movqi_internal): Likewise.
10517 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10519 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
10520 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
10521 xtensa_b4const): Delete prototypes.
10522 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
10523 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
10524 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
10525 xtensa_extra_constraint): New prototypes.
10526 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10527 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10528 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10529 move_operand, const_float_1_operand, fpmem_offset_operand,
10530 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
10531 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
10532 (xtensa_b4const_or_zero): ...this. Change return type to bool and
10533 argument type to HOST_WIDE_INT.
10534 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
10535 xtensa_mask_immediate): Likewise.
10536 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
10537 Likewise. Also make these functions static.
10538 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
10539 (xtensa_const_ok_for_letter_p): New.
10540 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10541 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10542 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10543 move_operand, const_float_1_operand, fpmem_offset_operand,
10544 branch_operator, ubranch_operator, boolean_operator): Move to
10546 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
10547 (xtensa_mem_offset): Change return type to bool.
10548 (xtensa_extra_constraint): New.
10549 (gen_int_relational): Update type of const_range_p function pointer.
10550 Use xtensa_b4const_or_zero.
10551 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
10552 xtensa_const_ok_for_letter_p. Update comments.
10553 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
10554 (PREDICATE_CODES): Delete.
10555 * config/xtensa/xtensa.md: Include predicates.md.
10556 * config/xtensa/predicates.md: New file.
10558 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10560 * config/v850/v850-protos.h: Remove the prototypes for
10561 reg_or_int9_operand, reg_or_const_operand,
10562 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
10563 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
10564 movsi_source_operand, power_of_two_operand,
10565 not_power_of_two_operand, special_symbolref_operand,
10566 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
10567 register_is_ok_for_epilogue.
10568 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
10569 reg_or_int9_operand, reg_or_const_operand,
10570 call_address_operand, special_symbolref_operand,
10571 movsi_source_operand, power_of_two_operand,
10572 not_power_of_two_operand, register_is_ok_for_epilogue,
10573 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
10574 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
10576 * config/v850/v850.h (PREDICATE_CODES): Remove.
10577 * config/v850/v850.md: Include predicates.md.
10578 * config/v850/predicates.md: New.
10580 2005-03-21 Zack Weinberg <zack@codesourcery.com>
10582 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
10583 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10584 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
10585 (itoolsdir, itoolsdatadir): Move definition above new first use.
10586 (install-itoolsdirs): New rule.
10587 (install-mkheaders): Depend on install-itoolsdirs, not
10588 install-include-dir.
10590 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10592 * tree-into-ssa.c: Remove obsolete comments.
10594 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
10596 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
10597 unrolling if -fpeel-loops is specified, too.
10598 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10599 Remove superfluous check for flag_unroll_loops.
10601 2005-03-21 Uros Bizjak <uros@kss-loka.si>
10603 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
10604 (lrint_optab, llrint_optab): Define corresponding macros.
10605 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
10606 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
10607 pattern and llrint_optab using llrintdi2 patterns.
10608 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
10609 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
10610 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
10611 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10612 flag_unsafe_math_optimizations is set.
10614 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10616 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10617 simplify_logical, if_then_else_cond, known_cond,
10618 simplify_comparison): Adjust calls to reverse_comparison.
10619 Don't use combine_reversed_comparison_code).
10620 (combine_reversed_comparison_code): Remove.
10621 (reversed_comparison): Using reversed_comparison_code, move it...
10622 * jump.c (reversed_comparison): ... here.
10623 * rtl.h (reversed_comparison): Add prototype.
10625 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10627 * builtins.c (fold_builtin): Take decomposed arguments of
10629 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10630 * gimplify.c (gimplify_call_expr): Likewise.
10631 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10632 * tree.h: Update the prototype of fold_builtin.
10634 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10636 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10637 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10638 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10639 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10640 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10642 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10644 * builtins.c (fold_builtin_1): Take decomposed arguments of
10646 (fold_builtin): Update a call to fold_builtin_1.
10648 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10651 * gcov.c (output_lines): Only output function block summary when
10652 outputting branch information.
10653 * doc/gcov.texi: Document format of preamble and additional block
10656 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10658 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10659 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10660 the defaults false if BITS_PER_UNIT != 8.
10661 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10662 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10663 than BITS_PER_UNIT != 8.
10664 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10665 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10666 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10668 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10669 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10671 2005-03-20 Roger Sayle <roger@eyesopen.com>
10673 PR middle-end/20539
10674 * fold-const.c (fold_binary): Fix type mismatch between
10675 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10676 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10677 for non-truth-valued expressions.
10679 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10680 and FUNCTION_DECL in the main switch.
10681 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10682 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10683 we also need to convert their operands to match.
10684 <TRUTH_NOT_EXPR>: Likewise.
10686 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10688 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10689 diagnostic without checking whether an lvalue.
10690 * c-common.h (lvalue_p): Remove.
10691 (enum lvalue_use): Update comment.
10692 (lvalue_or_else): Replace by lvalue_error.
10693 * c-typeck.c (lvalue_p): Make static.
10694 (lvalue_or_else): New. Call lvalue_error.
10696 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10698 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10699 (function_arg_advance): Use rs6000_parm_start.
10700 (function_arg, rs6000_arg_partial_bytes): Likewise.
10702 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10704 * c-common.c (check_case_value): Adjust comment about stripping
10706 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10707 * c-typeck.c (default_conversion, convert_arguments,
10708 build_modify_expr, convert_for_assignment, store_init_value,
10709 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10710 manually. Remove inaccurate comments.
10712 2005-03-20 Roger Sayle <roger@eyesopen.com>
10713 Joseph S. Myers <joseph@codesourcery.com>
10715 * varasm.c (do_assemble_alias): Restore comment describing function.
10716 Annotate the target parameter as potentially unused.
10718 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10721 * config/avr/avr.c (avr_output_function_prologue): Do not use
10722 current_function_name() in a label, use a local label instead.
10724 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10726 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10727 flag_finite_math_only, not flag_unsafe_math_optimizations.
10729 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10731 * builtins.c (fold_builtin_1): Update a call to
10732 targetm.fold_builtin.
10733 * hooks.c (hook_tree_tree_bool_null): Rename to
10734 hook_tree_tree_tree_bool_null. Take one more argument of type
10736 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10737 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10738 hook_tree_tree_tree_bool_null.
10739 * target.h (gcc_target): Update the prototype of fold_builtin.
10740 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10741 arguments of CALL_EXPR.
10742 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10745 2005-03-20 Jan Hubicka <jh@suse.cz>
10747 * cgraph.h (cgraph_node): Add prev_clone pointer.
10748 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10749 (cgraph_clone_node): Produce doubly linked chain.
10751 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10753 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10754 get_nonnull_operand, handle_sentinel_attribute,
10755 check_function_arguments_recurse): Do not strip NOPS from
10757 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10759 * c-format.c (get_constant): Likewise.
10760 * c-parser.c (c_parser_postfix_expression): Likewise.
10761 * c-typeck.c (set_init_index): Likewise.
10762 (convert_arguments): Don't check for NOP_EXPR containing integer
10765 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10767 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10768 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10769 Take decomposed arguments of CALL_EXPR.
10770 (fold_builtin_1): Update calls to the functions mentioned
10773 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10775 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10776 width to have integer type.
10777 (build_enumerator): Require enumerator value to have integer type.
10779 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10781 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10784 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10786 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10787 std=iso9899:199x): Correct descriptions.
10789 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10791 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10794 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10796 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10798 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10799 fold_builtin_memcpy.
10801 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10802 arguments of CALL_EXPR.
10803 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10804 fold_builtin_found, fold_builtin_1): Update calls to
10805 fold_trunc_transparent_mathfn.
10807 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10809 PR middle-end/20493
10810 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10811 function pointers on targets that require function pointer
10813 (fold_sign_changed_comparison): Likewise.
10815 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10817 * combine.c (try_combine): When changing the mode of a hard reg, make
10818 sure that doing so is valid.
10820 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10822 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10823 (TARGET_HANDLE_OPTION): Override default.
10824 (avr_handle_option): New function.
10825 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10826 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10827 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10828 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10829 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10830 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10831 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10832 (TARGET_OPTIONS): Delete.
10833 * config/avr/avr.opt: New file.
10835 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10837 * config/m32r/m32r-protos.h: Remove the prototypes for
10838 call_address_operand, symbolic_operand, seth_add3_operand,
10839 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10840 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10841 two_insn_const_operand, move_src_operand,
10842 move_double_src_operand, move_dest_operand,
10843 eqne_comparison_operator, signed_comparison_operator,
10844 large_insn_p, conditional_move_operand, carry_compare_operand,
10845 m32r_block_immediate_operand, extend_operand,
10846 reg_or_eq_int16_operand, int8_operand, and
10847 reg_or_zero_operand.
10848 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10849 seth_add3_operand, int8_operand, cmp_int16_operand,
10850 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10851 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10852 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10853 move_double_src_operand, move_dest_operand,
10854 eqne_comparison_operator, signed_comparison_operator,
10855 extend_operand, small_insn_p, large_insn_p,
10856 conditional_move_operand, carry_compare_operand,
10857 m32r_block_immediate_operand): Move to predicates.md.
10858 (MAX_MOVE_BYTES): Move to m32r.h.
10859 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10860 * config/m32r/m32r.md: Include predicates.md.
10861 * config/m32r/predicates.md: New.
10863 2005-03-18 James E Wilson <wilson@specifixinc.com>
10866 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10869 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10871 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10872 call_address_operand, const_8bit_operand.
10873 * config/mn10300/mn10300.c (call_address_operand,
10874 const_8bit_operand, const_1f_operand): Move to predicates.md.
10875 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10876 * config/mn10300/mn10300.md: Include predicates.md.
10877 * config/mn10300/predicates.md: New.
10879 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10881 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10882 declarations in diagnostics and %E for identifiers, not %s.
10884 2005-03-18 Jan Hubicka <jh@suse.cz>
10885 Dale Johannesen <dalej@apple.com>
10887 * basic-block.h (scale_bbs_frequencies_int,
10888 scale_bbs_frequencies_gcov_type): Declare.
10889 * cfg.c (RDIV): New macro.
10890 (update_bb_frequency_for_threading): Fix.
10891 * basic-block.h (scale_bbs_frequencies_int,
10892 scale_bbs_frequencies_gcov_type): New.
10893 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10894 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10895 scale_bbs_frequencies_int.
10896 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10898 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10900 * config/m32r/m32r-protos.h: Remove the prototypes for
10901 call_address_operand, symbolic_operand, seth_add3_operand,
10902 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10903 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10904 two_insn_const_operand, move_src_operand,
10905 move_double_src_operand, move_dest_operand,
10906 eqne_comparison_operator, signed_comparison_operator,
10907 large_insn_p, conditional_move_operand, carry_compare_operand,
10908 m32r_block_immediate_operand, extend_operand,
10909 reg_or_eq_int16_operand, int8_operand, and
10910 reg_or_zero_operand.
10911 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10912 seth_add3_operand, int8_operand, cmp_int16_operand,
10913 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10914 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10915 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10916 move_double_src_operand, move_dest_operand,
10917 eqne_comparison_operator, signed_comparison_operator,
10918 extend_operand, small_insn_p, large_insn_p,
10919 conditional_move_operand, carry_compare_operand,
10920 m32r_block_immediate_operand): Move to predicates.md.
10921 (MAX_MOVE_BYTES): Move to m32r.h.
10922 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10923 * config/m32r/m32r.md: Include predicates.md.
10924 * config/m32r/predicates.md: New.
10926 * config/pa/pa-protos.h: Add prototypes for magic_milli and
10928 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
10929 symbolic_operand, symbolic_memory_operand,
10930 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
10931 indexed_memory_operand, move_dest_operand, move_src_operand,
10932 prefetch_cc_operand, prefetch_nocc_operand,
10933 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
10934 arith_operand, arith11_operand, pre_cint_operand,
10935 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
10936 ireg_operand, int5_operand, uint5_operand, int11_operand,
10937 uint32_operand, arith5_operand, and_operand, ior_operand,
10938 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
10939 pc_or_label_operand, div_operand, plus_xor_ior_operator,
10940 shadd_operand, movb_comparison_operator,
10941 cmpib_comparison_operator): Move to predicates.md.
10942 (magic_milli, shadd_constant_p): Make it extern.
10943 * config/pa/pa.h (PREDICATE_CODES): Remove.
10944 * config/pa/pa.md: Include predicates.md.
10945 * config/pa/predicates.md: New.
10947 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
10950 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10952 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
10953 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
10954 config/alpha/freebsd.h, config/alpha/linux.h,
10955 config/alpha/netbsd.h, config/alpha/osf5.h,
10956 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
10957 config/h8300/h8300-protos.h, config/h8300/h8300.c,
10958 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
10959 doc/cppopts.texi: Update copyright.
10961 2005-03-18 Jan Hubicka <jh@suse.cz>
10963 PR middle-end/20225
10964 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
10966 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
10969 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10971 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
10974 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
10976 * combine.c (gen_binary): Remove.
10977 (known_cond, simplify_shift_const, find_split_point,
10978 combine_simplify_rtx, simplify_if_then_else, simplify_set,
10979 simplify_logical, expand_field_assignment, extract_left_shift,
10980 force_to_mode, if_then_else_cond, apply_distributive_law,
10981 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
10982 simplify_comparison, reversed_comparison): Replace with
10983 simplify_gen_binary, simplify_gen_relational or
10984 distribute_and_simplify_rtx.
10985 (distribute_and_simplify_rtx): New function.
10987 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
10988 Paolo Bonzini <gcc.gnu.org>
10990 * calls.c (setjmp_call_p, special_function_p): Update comments
10991 at the head of the functions.
10993 2005-03-18 Jan Hubicka <jh@suse.cz>
10995 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
10997 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
10998 function body should be released; do not proactively release function
10999 bodies in non-unit-at-a-time mode.
11001 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
11003 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
11004 mno-fp-ret-in-387 multilib variants.
11006 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
11008 * common.opt (m): Remove.
11009 * opts.c (handle_option): Pass 'm' options to set_target_switch if
11010 table lookup fails.
11011 (common_handle_option): Remove OPT_m case.
11013 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11015 * builtins.c (fold_builtin_bitop): Take decomposed arguments
11017 (fold_builtin_1): Update a call to fold_builtin_bitop.
11019 * builtins.c (fold_builtin_signbit): Take decomposed arguments
11021 (fold_builtin_1): Update a call to fold_builtin_signbit.
11023 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
11025 PR tree-optimization/20474
11026 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11027 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11029 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11031 * config/h8300/h8300-protos.h: Remove prototypes for
11032 general_operand_src, general_operand_dst, single_one_operand,
11033 single_zero_operand, call_insn_operand,
11034 two_insn_adds_subs_operand, small_call_insn_operand,
11035 jump_address_operand, bit_operand, bit_memory_operand,
11036 stack_pointer_operand, const_int_gt_2_operand,
11037 const_int_ge_8_operand, const_int_qi_operand,
11038 const_int_hi_operand, incdec_operand, bit_operator,
11039 nshift_operator, eqne_operator, gtle_operator,
11040 gtuleu_operator, iorxor_operator.
11041 Add prototypes for h8sx_shift_type h8sx_classify_shift and
11042 h8300_ldm_stm_parallel.
11043 * config/h8300/h8300.c (h8sx_shift_type,): Move to
11045 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11046 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11047 (h8300_ldm_stm_parallel): Make it extern.
11048 (h8300_ldm_parallel, h8300_stm_parallel,
11049 h8300_return_parallel, general_operand_src,
11050 general_operand_dst, h8300_dst_operand, h8300_src_operand,
11051 nibble_operand, reg_or_nibble_operand, single_one_operand,
11052 single_zero_operand, call_insn_operand,
11053 two_insn_adds_subs_operand, small_call_insn_operand,
11054 jump_address_operand, bit_operand, bit_memory_operand,
11055 stack_pointer_operand, const_int_gt_2_operand,
11056 const_int_ge_8_operand, const_int_qi_operand,
11057 const_int_hi_operand, incdec_operand, eqne_operator,
11058 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11059 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11060 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11061 nshift_operator): Move to predicates.md.
11062 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11063 * config/h8300/h8300.md: Include predicates.md.
11064 * config/h8300/predicates.md: New.
11066 2005-03-17 Richard Henderson <rth@redhat.com>
11068 * config.gcc (ia64*-*-hpux*): Add extra_options.
11069 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11070 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11071 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11072 (ia64_tls_size_string, ia64_tune_string): Remove.
11073 (ia64_tune): Init to PROCESSOR_ITANIUM2.
11074 (TARGET_DEFAULT_TARGET_FLAGS): New.
11075 (TARGET_HANDLE_OPTION): New.
11076 (ia64_override_options): Move options parsing ...
11077 (ia64_handle_option): ... here. New.
11078 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11079 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11080 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11081 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11082 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11083 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11084 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11085 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11086 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11087 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11088 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11089 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11090 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11091 TARGET_EARLY_STOP_BITS): Remove.
11092 (TARGET_ILP32): Default false.
11093 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11094 (enum ia64_inline_type): New.
11095 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11096 * config/ia64/ia64.md: Update for new definitions of
11097 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11098 * config/ia64/ia64.opt: New file.
11099 * config/ia64/ilp32.opt: New file.
11101 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11104 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11106 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11108 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11109 instead of MASK_H8300S.
11110 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11111 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11112 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11113 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11114 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11115 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11116 TARGET_SWITCHES): Remove.
11117 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11119 * config/h8300/h8300.opt: New.
11121 * config/alpha/alpha.opt, config/arc/arc.opt,
11122 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11125 2005-03-17 Ian Lance Taylor <ian@airs.com>
11129 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11131 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11132 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11133 (TARGET_HANDLE_OPTION): Override default.
11134 (arc_handle_option): New function.
11135 (arc_init): Remove code to set arch_cpu_string.
11136 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11137 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11138 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11139 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11140 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11141 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11142 (arc_rodata_string, TARGET_OPTIONS): Delete.
11143 * config/arc/arc.opt: New file.
11145 2005-03-17 Richard Henderson <rth@redhat.com>
11147 * doc/extend.texi (Weak Pragmas): New section.
11148 (attribute alias): Clarify that target must be in the same
11151 2005-03-17 Richard Henderson <rth@redhat.com>
11153 * config/alpha/alpha.opt: New file.
11154 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11156 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11157 alpha_fprm_string, alpha_fptm_string): Make static.
11158 (alpha_tls_size_string): Remove.
11159 (alpha_handle_option): New.
11160 (override_options): Update for alpha_cpu/alpha_tune split.
11161 (alpha_file_start): Likewise.
11162 (TARGET_DEFAULT_TARGET_FLAGS): New.
11163 (TARGET_HANDLE_OPTION): New.
11164 * config/alpha/alpha.h (alpha_tune): Declare.
11165 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11166 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11167 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11168 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11169 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11170 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11171 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11172 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11173 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11174 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11175 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11176 (TARGET_DEFAULT): Remove MASK_FP.
11177 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11178 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11179 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11180 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11181 alpha_tls_size_string): Remove.
11182 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11183 (attribute tune): Rename from attribute cpu.
11184 * config/alpha/ev4.md: Update to match.
11185 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11186 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11187 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11188 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11189 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11190 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11192 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11194 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11195 and return without creating new state if before_nops_num is nonzero.
11196 * config/ia64/ia64.md (first_insn): New attribute.
11197 (alloc): Set it to yes.
11199 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11201 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11202 STMT_VINFO_SUBVARS to NULL.
11203 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11205 2005-03-16 Dale Johannesen <dalej@apple.com>
11207 * rtlanal.c (find_first_parameter_load): Rewrite to
11208 return actual first param load or the call if none,
11209 instead of first in block, when not all loads exist.
11211 2005-03-16 Roger Sayle <roger@eyesopen.com>
11213 * optabs.c (expand_copysign_absneg): Make static.
11214 * optabs.h (expand_copysign_absneg): Delete prototype.
11215 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11217 2005-03-16 Richard Henderson <rth@redhat.com>
11219 PR middle-end/15700
11220 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11221 (alias_pairs): Rename from output_defs.
11222 (find_decl_and_mark_needed): Split out from assemble_alias.
11223 (do_assemble_alias): New.
11224 (assemble_output_def): Remove.
11225 (finish_aliases_1, finish_aliases_2): New.
11226 (process_pending_assemble_output_defs): Remove.
11227 (assemble_alias): Defer aliases for which we don't yet have a
11228 non-external decl for the target symbol.
11229 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11230 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11231 * toplev.c (compile_file): Use finish_aliases_2 instead of
11232 process_pending_assemble_output_defs.
11233 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11234 (process_pending_assemble_output_defs): Remove.
11236 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11238 Fix PR tree-optimization/20489
11240 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11241 for empty structures.
11243 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11245 Fix PR tree-optimization/20490
11247 * tree-ssa-pre.c (create_expression_by_pieces): Use
11248 force_gimple_operand on result of fold.
11250 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11252 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11253 of closing parenthesis.
11255 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11257 * builtins.c (expand_movstr): Update a call to
11258 fold_builtin_strcpy.
11259 (expand_builtin_strncpy): Update a call to
11260 fold_builtin_strncpy.
11261 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11262 arguments of CALL_EXPR.
11263 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11264 fold_builtin_strncpy.
11265 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11266 * tree.h: Update the prototypes of fold_builtin_strcpy and
11267 fold_builtin_strncpy.
11269 2005-03-16 Steven Bosscher <stevenb@suse.de>
11270 Dorit Naishlos <dorit@il.ibm.com>
11272 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11273 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11276 2005-03-16 Steven Bosscher <stevenb@suse.de>
11278 * tree-inline.c (walk_type_fields, walk_tree,
11279 walk_tree_without_duplicates): Move from here...
11280 * tree.c: ...to here.
11282 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11284 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11285 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11286 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11287 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11288 (version): Define using $(BASEVER_c).
11289 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11291 (version.o): Depend on version files; add custom generation command.
11292 (prefix.o): Define BASEVER on command line.
11293 (s-iov): Depend on version files; adjust command.
11294 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11296 (gcc-vers.texi): New rule.
11297 (doc/%.info, doc/%.dvi): Add -I . to command line.
11298 (doc/gccinstall.dvi): Likewise.
11299 (PACKAGE): Delete. All uses replaced with "gcc".
11300 * aclocal.m4: Do not include gcc-version.m4.
11301 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11302 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11303 Set is_release based on contents of DEV-PHASE.
11304 Set gcc_version based on contents of BASE-VER.
11305 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11306 * config.in, configure: Regenerate.
11307 * gccbug.in: Determine version of GCC in use at runtime.
11308 * gcov-iov.c: Get version number and development phase from
11309 command line, not by including version.c.
11310 * intl.c: Replace all uses of PACKAGE with "gcc".
11311 * libada-mk.in: Delete unused "gcc_version" variable.
11312 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11313 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11314 commentary to match.
11315 (version_string): Put together from pieces.
11316 * config/alpha/x-vms: Do not use $(gcc_version).
11317 * config/i386/t-nwld: Likewise.
11318 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11319 version-GCC and DEVELOPMENT.
11321 2005-03-15 Roger Sayle <roger@eyesopen.com>
11323 PR tree-optimization/17454
11324 * tree.c (tree_size): Add case for TREE_BINFO.
11325 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11326 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11328 2005-03-15 Roger Sayle <roger@eyesopen.com>
11330 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11331 op1 whilst expanding the signed widenening multiply variant.
11333 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11335 * toplev.c (display_target_options): Avoid unused variable warning if
11336 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11337 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11338 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11339 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11340 (mips_isa_info): New variable.
11341 (mips_parse_cpu): Remove the first argument and leave the caller
11343 (TARGET_HANDLE_OPTION): Override default.
11344 (mips_handle_option): New function. Move option validation code from...
11345 (override_options): ...here. Update calls to mips_parse_cpu.
11346 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11347 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11348 (SUBTARGET_TARGET_OPTIONS): Delete.
11349 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11350 (mno-flush-func, mtune=): New options.
11352 2005-03-15 Roger Sayle <roger@eyesopen.com>
11353 Richard Henderson <rth@redhat.com>
11355 * real.c (c4x_single_format, c4x_extended_format): Provide values
11356 for signbit_ro for c4x's single and extended floating point formats.
11357 * optabs.c (expand_copysign): Use the floating point format's
11358 signbit_ro for expanding via expand_copysign_absneg, and it's
11359 signbit_rw field for expanding via expand_copysign_bit.
11361 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11363 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11364 known_alignment_for_access_p.
11365 (known_alignment_for_access_p): New.
11366 (do_peeling_for_alignment): Field made int instead of bool and renamed
11367 to peeling_for_alignment.
11368 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11369 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11370 functionality used to be in vect_analyze_operations.
11371 (vect_analyze_operations): Code to determine vectorization factor was
11372 moved to vect_determine_vectorization_factor.
11373 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11374 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11376 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11377 be part of vect_analyze_operations).
11378 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11379 creating the guard condition, as the number of iterations may be
11381 (slpeel_tree_peel_loop_to_edge): Use new name of
11382 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11383 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11384 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11385 (vect_do_peeling_for_alignment): Use fold.
11386 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11388 (vect_update_inits_of_dr): Renamed to
11389 vect_update_init_of_dr.
11390 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11391 (vectorizable_store): Fix assertion to use == instead of =.
11393 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11395 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11396 call_used_regs for wCG registers.
11398 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11400 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11401 for non-offsettable memory references to cope with outstanding reload
11402 replacements, take 2.
11404 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11407 * config/i386/i386.h (x86_fisttp): New.
11408 (TARGET_FISTTP): New macro.
11409 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11410 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11411 instruction when fisttp flag is set.
11412 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11414 * config/i386/i386.md (type attribute): Add fisttp.
11415 (unit attribute): Set to i387 for fisttp type.
11416 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11417 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11419 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11420 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11422 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11423 patterns for TARGET_FISTTP. Enable patterns for
11424 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11425 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11426 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11427 implement fisttp x87 insn.
11428 (fix_trunc*_i387_fisttp splitters): New patterns.
11429 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11430 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11431 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11433 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11434 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11435 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11436 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11437 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11438 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11439 Disable patterns for TARGET_FISTTP.
11440 (fix_trunc*_i387 splitters): Implement usign mode macros.
11441 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11442 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11443 (fix_trunx*_sse peephole2s): Implement using mode macros.
11445 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11447 PR rtl-optimization/20291
11448 * combine.c (try_combine): If splitting fails, re-try with
11449 original combined pattern, i.e. before clobber stripping.
11451 2005-03-14 Eric Christopher <echristo@redhat.com>
11453 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11454 STACK_GROWS_DOWNWARD.
11456 2005-03-14 Roger Sayle <roger@eyesopen.com>
11458 * real.h (struct real_format): Split the signbit field into two
11459 two fields, signbit_ro and signbit_rw.
11460 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11461 mips_double_format, ieee_extended_motorola_format,
11462 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11463 ieee_extended_intel_128_format, ibm_extended_format,
11464 mips_extended_format, ieee_quad_format, mips_quad_format,
11465 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11466 i370_double_format, c4x_single_format, c4x_extended_format,
11467 real_internal_format): Update initializers for new field.
11468 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
11469 real_format structure.
11470 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
11471 field of the real_format structure.
11473 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
11475 Fix PR tree-optimization/20458
11477 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
11478 DECL_EXTERNAL on STRUCT_FIELD tags.
11479 (clear_call_clobbered): Ditto.
11480 * tree-ssa-operands.c (note_addressable): Make sure the original
11481 variable doesn't slip into the addressable list if we have
11483 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
11486 2005-03-14 Geoffrey Keating <geoffk@apple.com>
11488 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
11489 (-fwide-exec-charset): Likewise.
11490 (-finput-charset): Likewise.
11491 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
11492 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
11493 * c.opt (Wnormalized): New.
11495 2005-03-14 Devang Patel <dpatel@apple.com>
11497 * doc/invoke.texi: Add reference to Visibility document.
11499 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11501 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
11502 MASK_SPLIT_ADDRESSES.
11503 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
11504 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
11505 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
11506 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
11507 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
11508 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11509 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
11510 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
11511 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
11512 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
11513 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
11514 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
11515 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
11516 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
11517 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
11518 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
11519 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
11520 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
11521 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
11522 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
11523 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
11524 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
11525 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
11526 (TARGET_EXPLICIT_RELOCS): Delete.
11527 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
11528 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
11529 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11530 (override_options): Set MASK_LONG64 if -mint64 is given and no
11531 -mlongXX option is. Complain about -mint64 -mlong32.
11532 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
11533 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
11534 * config/mips/mips.opt: New file.
11536 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11538 * config.gcc (extra_options): New variable for listing option files.
11539 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
11540 * configure.ac (extra_opt_files): New AC_SUBST variable.
11541 (tm_file_list, tm_include_list): Include options.h first.
11542 * configure: Regenerate.
11543 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
11544 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
11545 (s-options-h): New rule.
11546 (options.h): Depend on it.
11547 (TEXI_GCCINT_FILES): Add options.texi.
11548 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
11549 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
11550 * target.h (gcc_target): Add default_target_flags and handle_option.
11551 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
11552 (TARGET_HANDLE_OPTION): New macros.
11553 (TARGET_INITIALIZER): Include them.
11554 * opt-functions.awk (opt_args, nth_arg): New functions.
11555 (switch_flags): Handle the "Target" flag.
11556 (var_args): Delete.
11557 (var_name): Use opt_args and nth_arg.
11558 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
11559 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
11560 macros for the "Mask" and "InverseMask" options.
11561 * opts.h (cl_var_cond): New enum.
11562 (cl_option): Replace the "has_set_value" and "set_value" fields with
11563 "var_cond" and "var_value".
11564 (CL_TARGET): New macro.
11565 (option_enabled, print_filtered_help): Declare.
11566 (decode_options): Move definition.
11567 * opts.c (handle_option): Search for the original option before
11568 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
11569 var_cond and var_value fields. Use targetm.handle_option to handle
11571 (decode_options): Set target_flags to targetm.default_target_flags.
11572 (print_filtered_help): Make global. Handle CL_TARGET.
11573 (option_enabled): New function.
11574 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
11575 (display_target_options, set_target_switch, print_switch_values)
11576 (default_pch_valid_p): Guard uses of target_switches with
11577 #ifdef TARGET_SWITCHES. Also...
11578 (display_target_options): Display the CL_TARGET entries in cl_options.
11579 (set_target_option): Don't complain about the "" option when
11580 TARGET_SWITCHES is undefined.
11581 (print_switch_values): Use option_enabled.
11582 (default_pch_valid_p): Check cl_options[] when looking for something
11583 that has changed the value of target_flags.
11584 * c.opt: Remove documentation from top of file.
11585 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
11586 * doc/sourecebuild.texi: Refer to the new options documentation
11587 instead of c.opt. Document machine-specific .opt files.
11588 * doc/tm.texi (target_flags): Say that this variable is declared
11590 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
11591 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
11593 * doc/options.texi: New file.
11595 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11597 PR middle-end/18628
11598 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
11601 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11604 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
11605 temporary variable of pointer type if an lvalues is required.
11606 (gimplify_modify_expr_rhs): Request an rvalue from it.
11607 (gimplify_expr): Pass fallback on.
11609 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11611 * cfgbuild.c: Update comments.
11613 2005-03-14 Roger Sayle <roger@eyesopen.com>
11615 PR rtl-optimization/17236
11616 * optabs.c (expand_doubleword_mult): New helper function split out
11617 from expand_binop. Permute the order in which instructions are
11618 emitted to minimize the number of simultaneously live registers.
11619 (expand_binop): Call expand_doubleword_mult to synthesize a double
11620 word multiplication.
11622 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11624 * basic-block.h: Update the prototypes of cached_make_edge and
11626 * cfg.c (cached_make_edge): Take edge_cache representing one
11627 row of the adjacency matrix of edges.
11628 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11629 (make_edges): Initialize edge_cache to represent one row of
11630 the adjacency matrix of edges.
11632 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11634 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11636 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11637 Remove unused removed_phis variable.
11638 (conditional_replacement): Use build1/build2.
11639 (abs_replacement): Use last_and_only_stmt and build1/build2.
11641 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11643 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11644 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11645 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11646 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11647 * c-common.c (handle_novops_attribute): New function.
11648 (c_common_attribute_table): Add "no vops" entry.
11649 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11650 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11651 * tree-ssa-operands.c (get_call_expr_operands): Do not
11652 create virtual operands for calls with ECF_NOVOPS flag.
11653 * tree.h (DECL_IS_NOVOPS): New macro.
11654 (struct tree_decl): Add novops_flag.
11655 (ECF_NOVOPS): New constant.
11657 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11660 * config/i386/i386.c (x86_use_himode_fiop): New.
11661 (x86_use_simode_fiop): Rename from x86_use_fiop.
11662 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11663 (TARGET_USE_HIMODE_FIOP): New.
11664 (x86_use_simode_fiop): Rename from x86_use_fiop.
11665 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11667 * config/i386/i386.md (X87MODEI12): New mode macro define.
11668 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11669 to implement x87 FP compare with HImode input operands.
11670 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11671 Use X87MODEI12 mode macro to handle HImode input operands.
11672 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11673 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11674 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11675 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11676 macro to implement x87 operators with HImode input operands.
11677 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11680 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11682 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11684 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11685 constants invariant.
11687 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11689 * basic-block.h (BB_VISITED): Removed.
11690 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11692 2005-03-14 Falk Hueffner <falk@debian.org>
11695 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11697 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11699 * ggc-zone.c: Fix comment typos.
11701 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11702 stringpool.c, config/mips/mips-protos.h: Update copyright.
11704 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11706 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11707 throughout with its typedef, "rtx".
11708 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11709 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11710 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11711 regs in comment to match code.
11713 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11715 * except.c (check_handled): Make it static.
11716 * except.h: Remove the corresponding prototype.
11718 * function.c (get_func_frame_size): Make it static.
11719 * function.h: Remove the corresponding type.
11721 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11723 * hard-reg-set.h: Remove the corresponding declarations.
11725 * tree-cfg.c (verify_stmts): Check that
11726 bb_for_stmt (stmt) == bb for every PHI node and statement.
11728 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11730 * config.gcc: Remove excess indentation.
11731 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11733 2005-03-13 Roger Sayle <roger@eyesopen.com>
11735 PR middle-end/19331
11736 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11737 * fold-const.c (fold_sign_changed_comparison): Likewise.
11738 (fold_binary): Optimize comparisons against widened operands if
11739 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11741 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11743 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11744 (sparc_override_options): Initialize it.
11745 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11747 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11749 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11750 (reg_or_none500mem_operand): New predicate.
11751 (zero_reg_mem_operand): New predicate.
11752 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11753 to reg_or_none500mem_operand.
11754 (extendsfdf2_fpr): Add MEM alternative.
11755 (extenddftf2_internal): Change operand2 predicate to
11756 zero_reg_mem_operand.
11758 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11760 * ggc-zone.c: Rewritten.
11762 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11764 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11765 * config.in: Regenerated.
11766 * configure: Regenerated.
11767 * gengtype.c (write_types_process_field, write_func_for_structure):
11768 Pass new argument to gt_pch_note_object.
11769 * ggc-common.c (struct ptr_data): Add TYPE.
11770 (gt_pch_note_object): Take TYPE argument and save it.
11771 (call_count): Update call to ggc_pch_count_object.
11772 (call_alloc): Update call to ggc_pch_alloc_object.
11773 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11775 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11776 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11777 (ggc_alloc_zone_stat): Delete.
11778 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11779 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11780 (ggc_pch_alloc_object): Update prototypes.
11781 (garbage_zone): Delete.
11782 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11783 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11785 (tree_id_zone): New variable.
11786 (ggc_alloc_cleared_zone): Remove unused.
11787 (ggc_alloc_zone): Define.
11788 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11789 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11790 ggc_alloc_zone_stat.
11791 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11792 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11793 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11794 (make_node_stat): Likewise. Use tree_id_zone.
11796 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11797 Joseph S. Myers <joseph@codesourcery.com>
11799 * configure.ac: Check for MIPS TLS.
11800 * configure: Regenerated.
11801 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11802 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11803 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11804 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11805 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11806 (mips_classify_symbol, mips_symbolic_constant_p)
11807 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11808 (mips_tls_operand_p, mips_call_tls_get_addr)
11809 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11810 (mips_tls_symbol_ref_1): New functions.
11811 (mips_legitimize_address, mips_legitimize_const_move): Call
11812 mips_legitimize_tls_address.
11813 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11815 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11816 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11817 (mips_char_to_class): Document V1_REG.
11818 (HAVE_AS_TLS): Provide default.
11819 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11821 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11823 (tls_get_tp_<mode>): New instruction.
11825 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11827 * configure.ac: Update checks for target tools.
11828 * configure: Regenerated.
11830 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11832 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11834 2005-03-13 Roger Sayle <roger@eyesopen.com>
11836 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11837 more classes of DImode multiplication by constant. Allow both
11838 multiplication by small negative constants (by performing a
11839 multiplication by a positive constant and negating the result) and
11840 multiplications by large powers of two, by using a left shift.
11842 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11844 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11845 of basic blocks into work_stack.
11847 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11848 config/mips/vr.h: Update copyright.
11850 * c-decl.c (c_init_decl_processing): Remove useless calls to
11851 build_function_type.
11853 * builtins.c (fold_trunc_transparent_mathfn,
11854 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11855 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11856 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11857 fold_builtin_strcpy, fold_builtin_strncpy,
11858 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11861 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11864 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11865 variable determinant.
11867 * tree-cfg.c (group_case_labels): Remove local variable type.
11869 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11872 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11875 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11878 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11879 (*movmemqi_insn): Delete.
11880 (*movmemhi): Delete.
11882 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11884 * builtins.c (fold_builtin_classify): Take decomposed
11885 arguments of CALL_EXPR.
11886 (fold_builtin_1): Update a call to fold_builtin_classify.
11888 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11891 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11892 through into call to parser_xref_tag after parse error.
11893 (c_parser_struct_declaration): Consistently return NULL_TREE on
11896 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11898 * tree-flow-inline.h (ref_contains_array_ref): New function.
11899 (lookup_subvars_for_var): Ditto.
11900 (get_subvars_for_var): Ditto.
11901 (var_can_have_subvars): Ditto.
11903 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11904 (struct subvar): New type.
11906 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11908 * tree-optimize.c (init_tree_optimization_passes): Call
11909 pass_create_structure_vars.
11911 * tree-ssa-alias.c: Include vec.h.
11912 (init_alias_info): Don't auto-clear call clobbered on struct-field
11914 (compute_flow_insensitive_aliasing): Handle subvars.
11915 (group_aliases): Handle STRUCT_FIELD aliases.
11916 (setup_pointers_and_addressables): Ditto.
11917 Don't mark variables non-addressable if they still have
11918 addressable subvars.
11919 Also mark subvars addressable when the real variable is marked
11921 (add_pointed_to_var): Try to prune the pointed-to set by only
11922 pointing to subvars when possible.
11923 Otherwise, make sure we set addresses_needed and pt_vars to
11924 properly include subvars.
11925 (bitpos_of_field): New function.
11926 (push_fields_onto_fieldstack): Ditto.
11927 (get_or_create_used_part_for): Ditto.
11928 (create_overlap_variables_for): Ditto.
11929 (find_used_portions): Ditto.
11930 (create_structure_vars): Ditto.
11931 (pass_create_structure_vars): New structure.
11933 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
11934 (get_expr_operands): Handle subvars. Also try to turn
11935 COMPONENT_REF accesses into must-defs now that we can accurately
11937 (note_addressable): Try to only mark as addressable those subvars
11938 we know a COMPONENT_REF touches.
11939 (overlap_subvar): New function.
11941 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
11942 Handle subvar storing.
11943 (vect_address_analysis): Update caller of vect_object_analysis.
11945 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
11947 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
11948 (STMT_VINFO_SUBVARS): New macro.
11950 * common.opts: add flag_tree_salias.
11952 * opts.c (decode_options): flag_tree_salias defaults to on.
11954 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
11956 * doc/tree-ssa.texi: Document structural alias analysis.
11958 2005-03-12 Steven Bosscher <stevenb@suse.de>
11960 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
11961 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
11962 * tree-ssa-operands.c (get_expr_operands): Likewise.
11963 (get_expr_operands): Likewise for ERROR_MARK.
11965 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11967 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
11970 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
11973 * tree-ssa-pre.c (compute_avail): Remove local variable val.
11974 (mark_operand_necessary): Remove local variable ver.
11976 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
11977 variable prefix_len.
11979 * value-prof.c (mod_subtract_transform): Remove local variable
11982 * builtins.c (fold_builtin_exponent): Take decomposed
11983 arguments of CALL_EXPR.
11984 (fold_builtin_1): Update a call to fold_builtin_exponent.
11986 * builtins.c (fold_builtin_logarithm): Take decomposed
11987 arguments of CALL_EXPR.
11988 (fold_builtin_1): Update a call to fold_builtin_logarithm.
11990 * c-decl.c (c_init_decl_processing): Remove local variables
11991 ptr_ftype_void and ptr_ftype_ptr.
11993 * gimplify.c (gimplify_expr): Remove local variables r0 and
11996 * reg-stack.c (move_for_stack_reg): Remove local variable
11998 (compare_for_stack_reg): Remove local variable flags_user.
11999 (convert_regs_1): Remove local variable deleted.
12001 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
12003 (combine_blocks): Remove local variables exits and new_e.
12005 * tree-inline.c (expand_call_inline): Remove local variable
12008 * tree-ssa-live.c (create_ssa_var_map,
12009 calculate_live_on_entry): Remove local variable snn.
12011 2005-03-12 Geoffrey Keating <geoffk@apple.com>
12013 * c-lex.c (c_lex_with_flags): Add parameter to call to
12016 2005-03-11 Per Bothner <per@bothner.com>
12018 * c-tree.h (struct c_declarator): New id_loc field.
12019 * c-pragma.h (c_lex_with_flags): Take position reference.
12020 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12021 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12022 (c_lex): Pass dummy location to c_lex_with_flags.
12023 * c-parser.c (c_lex_one_token): Set c_token's location using
12024 c_lex_with_flags, instead of input_location, which might be "ahead".
12025 (c_parser_direct_declarator): Set declarator's id_loc from
12027 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12028 declarator's id_loc, rather than probably-imprecise input_location.
12029 (build_id_declarator): Initialize c_declarator's id_loc field.
12031 2005-03-11 Roger Sayle <roger@eyesopen.com>
12033 PR middle-end/20419
12034 * builtins.c (expand_builtin_signbit): Force the signbit's word
12035 into an integer register to avoid SUBREGs of floating point modes.
12037 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12039 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12040 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12041 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12042 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12044 2005-03-11 David Edelsohn <edelsohn@gnu.org>
12046 PR rtl-optimization/20306
12047 * expr.c (emit_move_complex): Set try_int false if mode is
12048 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
12049 emit_block_move if try_int is true.
12051 2005-03-11 Richard Henderson <rth@redhat.com>
12054 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12055 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12058 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12060 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12061 (TARGET_FIX_VR4130): New macro.
12062 (TARGET_OPTIONS): Add -mfix-vr4130.
12063 (ISA_HAS_MACCHI): New macro.
12064 (ASM_SPEC): Add -mfix-vr4130.
12065 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12066 (override_options): Handle mips_fix_vr4130_string.
12067 (mips_avoid_hazards): Clear all_noreorder_p
12068 if we're working around VR4130 errata and the macc alternatives
12070 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12071 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12072 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12073 (MULTILIB_DEFAULTS): Remove leading "march=".
12074 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
12075 if no architecture option is given.
12076 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12078 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12079 * doc/invoke.texi: Document -mfix-vr4130.
12081 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12083 * config/mips/mips.c (override_options): Only warn about -mint64
12084 deprecation if TARGET_INT64.
12086 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12088 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12089 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12090 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12091 are non-specific regarding the nonnull parameter positions.
12092 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12093 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12094 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12095 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12097 * builtins.def: Use the non-specific "nonnull" attibute lists.
12099 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12101 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12102 single_pred_edge, single_succ, single_pred): Improve comments.
12104 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12106 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12107 single_pred_edge, single_succ, single_pred): New inline functions.
12108 * bb-reorder.c (rotate_loop, find_traces_1_round,
12109 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12110 duplicate_computed_gotos): Use the single_succ/pred functions.
12111 * cfganal.c (forwarder_block_p): Ditto.
12112 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12113 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12114 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12115 merge_seq_blocks): Ditto.
12116 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12117 * cfglayout.c (fixup_reorder_chain): Ditto.
12118 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12119 canonicalize_loop_headers, verify_loop_structure): Ditto.
12120 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12121 mfb_update_loops, create_preheader, force_single_succ_latches,
12122 create_loop_notes): Ditto.
12123 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12124 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12125 commit_one_edge_insertion, purge_dead_edges,
12126 cfg_layout_can_merge_blocks_p): Ditto.
12127 * except.c (sjlj_emit_function_enter): Ditto.
12128 * flow.c (init_propagate_block_info): Ditto.
12129 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12130 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12131 insert_insn_end_bb): Ditto.
12132 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12133 find_if_case_2): Ditto.
12134 * lambda-code.c (perfect_nestify): Ditto.
12135 * lcm.c (optimize_mode_switching): Ditto.
12136 * loop-doloop.c (doloop_modify): Ditto.
12137 * loop-init.c (loop_optimizer_init): Ditto.
12138 * loop-iv.c (simplify_using_initial_values): Ditto.
12139 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12140 * loop-unswitch.c (unswitch_loop): Ditto.
12141 * modulo-sched.c (generate_prolog_epilog): Ditto.
12142 * predict.c (combine_predictions_for_insn, estimate_probability,
12143 tree_estimate_probability, last_basic_block_p,
12144 estimate_bb_frequencies): Ditto.
12145 * profile.c (branch_prob): Ditto.
12146 * regrename.c (copyprop_hardreg_forward): Ditto.
12147 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12148 * tracer.c (layout_superblocks): Ditto.
12149 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12150 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12151 cleanup_control_expr_graph, disband_implicit_edges,
12152 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12153 tree_verify_flow_info, tree_make_forwarder_block,
12154 tree_forwarder_block_p, remove_forwarder_block,
12155 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12156 * tree-if-conv.c (tree_if_conversion): Ditto.
12157 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12158 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12159 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12160 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12161 copy_loop_headers): Ditto.
12162 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12163 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12164 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12165 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12166 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12167 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12168 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12169 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12170 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12171 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12172 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12173 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12174 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12175 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12176 slpeel_add_loop_guard): Ditto.
12178 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12180 PR tree-optimization/15784
12181 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12184 * stmt.c (expand_case): Don't change index_type. Convert minval
12185 to the proper type.
12187 PR tree-optimization/20130
12188 * fold-const.c (fold): Fold x * -1 into -x.
12190 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12192 PR rtl-optimization/20331
12193 * rtlanal.c (modified_between_p): Check its address first for MEM.
12194 (modified_in_p): Likewise.
12196 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12198 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12200 2005-03-10 Steven Bosscher <stevenb@suse.de>
12202 * expr.c (expand_expr_real_1): If possible, use a conditional
12203 move for expanding MIN_EXPR and MAX_EXPR.
12204 Use temp for moving around rtx-en.
12206 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12209 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12212 2005-03-10 Roger Sayle <roger@eyesopen.com>
12214 * builtins.c (expand_builtin_signbit): Extend to handle floating
12215 point modes wider than the largest integer type, using the
12216 operand_subword_force function to obtain the signbit's word.
12218 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12221 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12222 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12224 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12226 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12228 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12230 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12232 (perform_edge_inserts): Unconditionally call
12233 free_dominator_info.
12235 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12237 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12239 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12241 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12243 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12245 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12247 (rtl_register_value_prof_hooks,
12248 tree_value_profile_transformations,
12249 tree_register_value_prof_hooks): Likewise.
12250 * var-tracking.c (stack_adjust_offset_pre_post,
12251 variable_htab_free, variable_union, dataflow_set_different_2,
12252 count_uses, variable_was_changed, set_frame_base_location,
12253 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12254 vt_add_function_parameters): Likewise.
12255 * varasm.c (named_section_real, named_section, make_decl_rtl,
12256 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12257 const_hash_1, compare_constant, copy_constant, force_const_mem,
12258 output_constant_pool_2, output_constant_pool_1, output_constant,
12259 output_constructor, make_decl_one_only, decl_tls_model,
12260 default_no_named_section, default_elf_select_section_1,
12261 default_unique_section_1): Likewise.
12262 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12263 * vmsdbgout.c (addr_const_to_string): Likewise.
12266 * function.c (struct assign_parm_data_one): Remove last_named
12268 (assign_parm_find_data_types): Don't determine last_named.
12269 Reorder named_parm determination.
12270 (assign_parms): Only setup varargs on the last non-varadic
12273 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12275 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12276 sda base address on medium model.
12278 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12280 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12281 * cfgloop.c (flow_loop_nodes_find): Export.
12282 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12284 * cfgloopmanip.c (fix_loop_structure): New function.
12285 * predict.c (predict_loops): Clean up the loops information.
12286 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12287 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12289 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12290 (rewrite_into_loop_closed_ssa): Declaration changed.
12291 * tree-loop-linear.c (linear_transform_loops): Add argument to
12292 rewrite_into_loop_closed_ssa call.
12293 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12294 * tree-ssa-loop-im.c (move_computations): Ditto.
12295 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12296 * tree-vectorizer.c (vectorize_loops): Ditto.
12297 * tree-optimize.c: Include cfgloop.h.
12298 (execute_todo): Choose whether to call cleanup_tree_cfg or
12299 cleanup_tree_cfg_loop.
12300 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12301 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12302 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12303 cleanup_tree_cfg_loop call.
12304 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12305 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12306 work on part of cfg.
12308 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12310 PR inline-asm/20314
12311 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12312 with multiple alternatives.
12314 * stmt.c (parse_output_constraint): Fix a typo.
12316 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12318 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12319 assembly directive instead of deprecated "no-generics".
12321 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12323 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12324 for non-offsettable memory references to cope with outstanding reload
12326 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12327 avoid losing outstanding address reloads.
12328 ("reload_outdi", "reload_outdf"): Likewise.
12330 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12333 code. Add more cbrt transformations.
12335 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12337 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12339 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12341 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12342 NULL_TREE when a given tree is not simplified.
12343 (fold): Return the original tree when any of the functions
12344 mentioned above NULL_TREE.
12346 * fold-const.c (fold_unary, fold_binary): Take decomposed
12347 arguments, code, type, op0, and op1 in case of fold_binary.
12348 (fold): Update calls to fold_unary and fold_binary.
12350 2005-03-09 Roger Sayle <roger@eyesopen.com>
12352 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12353 a fndecl and an arglist instead of a CALL_EXPR, exp.
12355 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12357 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12359 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12361 * expr.c (expand_assignment): Remove orig_to_rtx.
12363 * fold-const.c (int_const_binop): Remove no_overflow.
12365 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12367 * loop-iv.c (get_biv_step_1): Remove lhs.
12369 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12371 * real.c (real_nan): Remove neg.
12373 * function.c (thread_prologue_and_epilogue_insns): Remove i
12376 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12379 * tree-eh.c (tree_could_trap_p): Remove idx.
12381 * tree-into-ssa.c (ann): Remove ann.
12383 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12385 * tree-sra.c (decide_block_copy): Remove inst_count.
12387 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12389 * tree-ssa-loop-im.c (lhs): Remove.
12391 * cfgbuild.c (state, STATE, SET_STATE,
12392 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12394 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12395 (find_basic_blocks): Set the state of each basic block to
12398 2005-03-08 Jeff Law <law@redhat.com>
12400 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12401 goto results in the removal of edges in the CFG, then we need
12402 to recompute dominators.
12404 2005-03-09 Ben Elliston <bje@au.ibm.com>
12406 * c-common.c (c_do_switch_warnings): Comment fix.
12408 2005-03-08 Julian Brown <julian@codesourcery.com>
12410 * Patch from 2005-03-08 reverted for causing regressions and
12411 ppc-darwin bootstrap failure.
12413 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12415 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12416 Define the real function for ppc-darwin.
12417 * c-typeck.c (convert_arguments): Check for target-specific
12418 invalid argument call to unprototyped function.
12419 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12421 * target.h (invalid_arg_for_unprototyped_fn): New field
12423 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12424 default target hook.
12425 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12428 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12430 * c-typeck.c (constructor_stack, constructor_range_stack,
12431 initializer_stack): Make them static.
12433 * cfg.c (rbi_pool): Make it static.
12435 * gimple-low.c (lower_stmt_body): Make it static.
12436 * tree-flow.h: Remove the corresponding prototype. Don't
12437 declare lower_data.
12439 * sched-deps.c (cache_size): Make it static.
12441 * stor-layout.c (lang_adjust_rli): Make it static.
12443 2005-03-08 Julian Brown <julian@codesourcery.com>
12445 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12446 from being used for symbols with vague linkage when
12447 HAVE_GAS_COMDAT_GROUP is true.
12449 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12451 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12452 nlabel == JUMP_LABEL (jump).
12454 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12456 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12457 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12458 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12459 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12461 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12464 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12465 * c-common.c (handle_returns_twice): New function.
12466 (c_common_attribute_table): Declare eturns_twice' attribute.
12467 * doc/extend.texi: Document eturns_twice' attribute.
12468 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
12469 (struct tree_decl): Add returns_twice_flag.
12471 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12473 * tree-ssa-phiopt.c: Fix a comment typo.
12475 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
12476 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
12477 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
12480 2005-03-08 Richard Henderson <rth@redhat.com>
12482 * config/alpha/alpha.c (code_for_builtin): Replace special-case
12483 builtin codes with ctzdi2, clzdi2, popcountdi2.
12484 (struct alpha_builtin_def): Add is_const.
12485 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
12486 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
12487 (alpha_init_builtins): Init them. Set nothrow and const attributes
12489 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
12490 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
12491 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
12492 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
12493 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
12494 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
12495 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
12496 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
12497 (TARGET_FOLD_BUILTIN): New.
12498 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
12499 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
12501 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
12503 2005-03-08 Ira Rosen <irar@il.ibm.com>
12505 PR tree-optimization/20122
12506 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
12507 condition of access function instead of base.
12509 2005-03-07 Jeff Law <law@redhat.com>
12510 Steven Bosscher <stevenb@suse.de>
12512 * tree-cfg.c (find_taken_edge_computed_goto): New function.
12513 (find_taken_edge): Call find_taken_edge_computed_goto as
12514 appropriate. Allow any gimple invariant rather than just
12515 INTEGER_CST for VAL.
12516 (cleanup_control_flow): Cleanup a computed goto which has turned
12517 into a simple goto.
12518 (tree_merge_blocks): If block B has any forced labels, move
12519 them to the start of block A.
12520 * tree-ssa-dom.c (thread_across_edge): Allow threading across
12521 computed gotos as well.
12522 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
12523 removal of unnecessary computed gotos too.
12524 (lookup_redirection_data): Fix type of INSERT argument. Callers
12527 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12529 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
12530 Remove trailing spaces.
12532 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
12533 unshare_all_trees): Make them static.
12534 * tree-gimple.h: Remove the corresponding prototypes.
12536 * diagnostic.h: Remove unused prototype
12537 debug_output_buffer.
12538 * modulo-sched.c: Remove unused prototype
12539 set_row_column_for_ps.
12541 * tree-ssa-phiopt.c (tree_ssa_phiopt,
12542 replace_phi_edge_with_variable): Remove unused variable i.
12544 2005-03-07 Per Bothner <per@bothner.com>
12546 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
12548 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
12551 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
12552 bbs on the COND_EXPR instead of the PHI_NODEs.
12553 (candidate_bb_for_phi_optimization): Remove.
12554 (replace_phi_with_stmt): Rename to ...
12555 (replace_phi_edge_with_variable): this and change so that we
12556 replace the phi argument instead of removing the PHI.
12557 (conditional_replacement): Change so we deal with PHI with more
12558 than two arguments.
12559 (value_replacement): Likewise.
12560 (abs_replacement): Likewise.
12562 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
12564 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
12565 output_e500_flip_gt_bit.
12567 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
12569 (rs6000_generate_compare): Fix logic to look at the correct bits.
12570 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
12572 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
12573 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
12574 gen_move_from_CR_gt_bit.
12576 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
12577 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
12578 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
12580 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
12581 (E500_CR_IOR_COMPARE): New constant.
12583 2005-03-08 Earl Chew <earl_chew@agilent.com>
12584 David Billinghurst <David.Billinghurst@riotinto.com>
12586 * config/i386/host-cygwin.c: New file to support precompiled
12588 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
12589 * config.host: Use above files for cygwin host.
12591 2005-03-07 David Edelsohn <edelsohn@gnu.org>
12593 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
12594 ordering ops from earlier change.
12596 2005-03-07 Per Bothner <per@bothner.com>
12598 Various fixes to allow us to again build if --enable-mapped-location:
12599 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
12600 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
12601 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
12602 local variable loc. Change logic appropriately.
12603 * tree-vect-transform.c (vect_finish_stmt_generation): Use
12604 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
12605 * c-parser.c (c_parser_for_statement): Initialize loc variable.
12606 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
12607 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
12609 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
12611 PR rtl-optimization/19683
12612 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12613 number of bytes, to smallest_int_for_mode. Fix arguments to
12614 REG_CANNOT_CHANGE_MODE_P.
12616 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12618 * reorg.c (relax_delay_slots): Check that the jump is
12619 conditional before trying to invert it.
12621 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12623 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12626 * calls (stack_arg_under_construction): Make it static.
12628 * flow.c (regs_live_at_setjmp): Make it static.
12629 * flow.h: Remove the corresponding prototype.
12631 * reload1.c (reload_startobj, reload_firstobj,
12632 something_needs_operands_changed, reload_inherited,
12633 reload_inheritance_insn, reload_override_in,
12634 reload_spill_index): Make them static.
12636 * recog.c (verify_changes): Make it static.
12637 * recog.h: Remove the corresponding prototype.
12639 * cfgbuild.c (find_sub_basic_blocks): Remove.
12640 * basic-block.h: Remove the corresponding prototype.
12641 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12643 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12645 * tree-ssa-operands.c (check_build_stmt): Remove.
12647 * stor-layout.c (set_alignment): Remove.
12648 * tree.h: Remove the corresponding prototype.
12650 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12652 * tree-ssa-dce.c (control_dependence_map,
12653 visited_control_parents): Make them static.
12655 * cfghooks.c (verify_flow_info): Remove local variable
12658 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12661 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12663 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12665 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12667 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12669 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12670 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12671 PARALLEL for an empty structure.
12673 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12675 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12677 * fold-const.c (fold_binary): Unroll the very first "for"
12680 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12682 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12683 redundant match_code test.
12684 (scc_comparison_operator): Swap match_operand and match_code
12686 (branch_positive_comparison_operator): Same.
12687 (trap_comparison_operator): Use comparison_operator and swap with
12690 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12693 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12694 (out_movhi_r_mr): Read low byte of volatile MEM first.
12695 (out_movhi_mr_r): Write high byte of volatile MEM first.
12697 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12699 * cselib.c (reg_values, reg_values_size): Make them static.
12701 * cse.c (cse_reg_info_table): Make it static.
12703 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12705 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12707 * cse.c (find_best_addr): Use canon_for_address.
12709 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12711 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12712 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12713 SUBREG and MEM, respectively.
12715 * fold-const.c (fold_binary): Use code instead of t.
12717 * fold-const.c (optimize_minmax_comparison): Take decomposed
12718 arguments code, type, op0, and op1 instead of t.
12719 (fold_binary): Update a call to optimize_minmax_comparison.
12721 * fold-const.c (fold_range_test): Take decomposed arguments
12722 code, type, op0, and op1 instead of t.
12723 (fold_binary): Update a call to fold_range_test.
12725 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12726 decomposed arguments code, type, op0, and op1 instead of t.
12727 (fold_binary): Update a call to fold_range_test.
12729 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12731 * fold-const.c (fold_binary): Avoid directly using the original
12732 expression t as much as possible.
12734 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12736 * c-semantics.c (build_stmt): Use TYPE_P instead of
12737 IS_NON_TYPE_CODE_CLASS.
12738 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12739 (NON_TYPE_CHECK): Use TYPE_P instead of
12740 IS_NON_TYPE_CODE_CLASS.
12742 * fold-const.c (fold): Remove handling of binary expressions.
12744 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12746 * doc/c-tree.texi: Wrap comments in @r{}.
12747 * doc/cpp.texi: Likewise.
12748 * doc/cppinternals.texi: Likewise.
12749 * doc/extend.texi: Likewise.
12750 * doc/md.texi: Likewise.
12751 * doc/objc.texi: Likewise.
12752 * doc/sourcebuild.texi: Likewise.
12753 * doc/tm.texi: Likewise.
12754 * doc/tree-ssa.texi
12756 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12758 * predict.c (apply_return_prediction): Standardize PHI chain
12760 * tree-ssa.c (ssa_redirect_edge): Likewise.
12762 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12763 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12766 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12767 * tree-flow.h: Adjust the prototype for remove_phi_node.
12768 * lambda-code.c (perfect_nestify): Adjust a call to
12771 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12772 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12774 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12775 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12776 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12777 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12779 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12780 of GEN_INT (trunc_int_for_mode (...)).
12781 * loop-iv.c (iv_number_of_iterations): Likewise.
12782 * postreload.c (reload_cse_move2add): Likewise.
12783 * simplify-rtx.c (simplify_const_unary_operation,
12784 simplify_const_binary_operation): Likewise.
12785 * stor-layout.c (get_mode_bounds): Likewise.
12787 * fold-const.c (fold_binary): New.
12788 (fold): Call fold_binary on binary expressions.
12790 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12792 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12793 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12794 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12795 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12796 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12798 2005-03-04 Devang Patel <dpatel@apple.com>
12800 PR tree-optimization/18815
12801 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12802 loops with zero exit edges.
12804 2005-03-04 Devang Patel <dpatel@apple.com>
12806 * doc/invoke.texi: Remove reference to webpage that does not exist.
12808 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12809 Joseph S. Myers <joseph@codesourcery.com>
12812 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12813 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12814 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12815 * pa.c (get_plabel): Change argument to symbol_ref. Call
12816 maybe_get_identifier instead of get_identifier.
12817 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12818 (struct deferred_plabel): Replace name field with symbol field.
12819 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12820 ASM_OUTPUT_EXTERNAL_REAL is defined.
12821 (output_global_address): Use output_addr_const for output of all
12823 (output_deferred_plabels): Use symbol_ref instead of name for address
12825 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12826 ASM_OUTPUT_SYMBOL_REF): New macros.
12827 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12829 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12832 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12834 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12835 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12837 2005-03-04 Jeff Law <law@redhat.com>
12839 * basic-block.h (rediscover_loops_after_threading): Declare.
12840 * tree-ssa-dom.c: Include cfgloop.h.
12841 (tree_ssa_dominator_optimize): Discover loops and some basic
12842 properties. Remove forwarder blocks recreated by loop header
12843 canonicalization. Also mark backedges in the CFG.
12844 * tree-ssa-threadupdate.c: Include cfgloop.h
12845 (rediscover_loops_after_threading): Define.
12846 (struct local_info): New field, JUMP_THREADED.
12847 (prune_undesirable_thread_requests): New function.
12848 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12849 then record that fact for the callers of redirct_edges.
12850 (thread_block): If BB has incoming backedges, then call
12851 prune_undesirable_thraed_requests. Note when we are
12852 going to have to rediscover loop information. Return a
12853 boolean indicating if any jumps were threaded.
12854 (thread_through_all_blocks): Bubble up boolean indicating
12855 if any jumps were threaded.
12856 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12857 (tree-ssa-threadupdate.o): Similarly.
12859 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12861 * fold-const.c (fold_ternary): Unroll the "for" loop to
12864 2005-03-04 Andrew Haley <aph@redhat.com>
12866 * unwind-dw2-fde-glibc.c (struct
12867 unw_eh_callback_data.check_cache): New field.
12868 (frame_hdr_cache): New.
12869 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12870 Cache frame header info.
12872 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12874 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12875 (print_c_condition): Declare.
12876 * read-rtl.c (ptr_loc): New structure.
12877 (ptr_locs, ptr_loc_obstack, joined_conditions)
12878 (joined_conditions_obstack): New variables.
12879 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12880 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12881 (join_c_conditions, print_c_condition): New functions.
12882 (apply_macro_to_string): Associate the new string with the same
12883 source location as the old one.
12884 (add_condition_to_string): Use join_c_conditions.
12885 (read_string): Use set_rtx_ptr_loc to record a filename and line
12886 number for the string.
12887 (read_rtx): Initialize the new variables above.
12888 * genattrtab.c (write_test_expr, write_attr_value): Use
12890 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12891 comment above the GCC_VERSION check.
12892 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12893 Inline the definition of MAYBE_EVAL.
12894 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12895 * genoutput.c (process_template): Likewise.
12896 * genpreds.c (write_predicate_subfunction): Likewise.
12897 (write_predicate_expr): Use print_c_condition.
12898 * genrecog.c (write_cond): Likewise.
12899 * gensupport.c (process_rtx): Use join_c_conditions to join the
12900 conditions of a define_insn_and_split. Record a source location
12901 for the string after the "&&".
12902 (alter_test_for_insn): Use join_c_conditions.
12904 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12907 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12908 PR tree-optimization/15784
12909 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12912 2005-03-04 Ben Elliston <bje@au.ibm.com>
12914 * gcc.c (option_map): Add --coverage.
12915 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12916 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12917 * config/darwin.h: Pass -lgcov for `coverage'.
12918 * doc/invoke.texi (Debugging Options): Document --coverage.
12920 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12922 * gcse.c (bypass_block): Use find_edge wherever possible.
12924 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
12928 * c-opts.c (c_common_parse_file): Call start_source_file
12929 and end_source_file at the approriate times.
12931 * dwarf2out.c (dwarf2out_finish): Don't auto-end
12932 the main file, it will be done for us now.
12934 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12936 * fold-const.c (fold_ternary): New.
12937 (fold): Call fold_ternary on ternary expressions. Remove
12938 handling of ternary expressions.
12940 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12942 PR tree-optimization/15784
12943 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12946 2005-03-03 David Edelsohn <edelsohn@gnu.org>
12948 * config/rs6000/predicates.md (branch_comparison_operator):
12949 Convert from C block to conditional format.
12951 2005-03-03 Jan Hubicka <jh@suse.cz>
12953 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
12954 and non-constant public variables.
12956 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
12958 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
12961 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
12964 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
12965 calls to release_ssa_name and release_phi_node.
12967 * fold-const.c (fold): Remove handling of unary expressions.
12969 * fold-const.c (fold_unary): Avoid directly using the original
12970 expression t as much as possible.
12972 2005-03-03 Roger Sayle <roger@eyesopen.com>
12973 Andrew Pinski <pinskia@physics.uc.edu>
12975 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
12976 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
12978 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
12980 Describe special registers SRP and MOF as allocatable registers.
12981 * config/cris/cris.c (cris_md_asm_clobbers): New function.
12982 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
12983 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
12984 TARGET_HAS_MUL_INSNS.
12985 (cris_print_operand) <case 'd'>: New case.
12986 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
12987 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12989 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
12990 (REG_ALLOC_ORDER): Update for MOF.
12991 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
12993 (GENERAL_REGS): No longer a define of ALL_REGS.
12994 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
12995 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12996 Adjust accordingly.
12997 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
12998 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
12999 (SECONDARY_RELOAD_CLASS): Define.
13000 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
13001 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
13002 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
13003 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
13004 (REGISTER_MOVE_COST): Define.
13005 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
13006 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
13007 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
13008 (CRIS_MOF_REGNUM): New define_constants.
13009 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13011 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13013 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13014 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13015 Adjust for MOF being properly described as a register.
13016 (indir_to_reg_split): Name this split. Conditionalize on the
13017 destination register being a general register.
13018 (movei): Conditionalize on on operands 0 and 1 having the same
13021 2005-03-03 Alan Modra <amodra@bigpond.net.au>
13024 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13025 -mcpu to override any other explicitly given flags.
13027 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
13029 * recog.c (verify_changes, confirm_change_group): New functions,
13030 broken out of apply_change_group.
13031 (apply_change_group): Use them.
13032 * recog.h (verify_change, confirm_change_group): Declare.
13033 * rtl.h (redirect_jump_2): Declare.
13034 * jump.c (redirect_exp, invert_exp): Delete.
13035 (invert_exp_1): Take second parameter. Return value. Changed caller.
13036 (redirect_jump_2): New function, broken out of redirect_jump.
13037 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13038 (invert_jump): Use invert_jump_1 and redirect_jump_2.
13039 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13041 2005-03-02 Geoffrey Keating <geoffk@apple.com>
13043 * varasm.c (named_section): Use xstrdup rather than doing it by
13046 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13048 2005-03-02 Devang Patel <dpatel@apple.com>
13050 Undo PR tree-optimization/18815 fix.
13052 2005-03-02 Devang Patel <dpatel@apple.com>
13054 PR tree-optimization/18815
13055 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13056 loops with zero exit edges.
13058 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13060 * cfg.c (connect_src, connect_dest, disconnect_src,
13061 disconnct_dest): New.
13062 (unchecked_make_edge, remove_edge, redirect_edge_succ,
13063 redirect_edge_pred): Use the new functions.
13065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13066 free_dominance_info only when needed.
13068 2005-03-02 David Edelsohn <edelsohn@gnu.org>
13071 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13072 (reg_or_sub_cint64_operand): Same.
13074 2005-03-02 Jeff Law <law@redhat.com>
13076 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13077 CFG_ALTERED in the main DOM iteration loop.
13079 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13082 * varasm.c (initializer_constant_valid_p): Allow conversions
13083 between OFFSET_TYPEs. Tidy.
13085 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13087 * config/cris/cris.md ("return"): Remove epilogue delay list
13090 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13092 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13094 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13096 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13098 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13099 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13100 config/m68k/m68k.c, config/mips/mips.h,
13101 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13102 doc/include/gcc-common.texi: Update copyright.
13104 PR middle-end/18029 and PR middle-end/18030
13105 * expr.c (optimize_bitfield_assignment_op): Add a special case
13106 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13108 * fold-const.c (fold_unary): New.
13109 (fold): Call fold_unary on unary expressions.
13111 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13113 * cgraph.h (struct cgraph_edge): Add prev_caller and
13114 prev_callee fields.
13115 (cgraph_node_remove_callees): Export.
13116 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13118 (cgraph_edge_remove_callee): New function.
13119 (cgraph_edge_remove_caller): Likewise.
13120 (cgraph_remove_edge): Use.
13121 (cgraph_redirect_edge_callee): Likewise.
13122 (cgraph_node_remove_callees): New function.
13123 (cgraph_node_remove_callers): Likewise.
13124 (cgraph_remove_node): Use.
13125 * tree-optimize.c (tree_rest_of_compilation): Use
13126 cgraph_node_remove_callees instead of manual loop.
13127 * cgraphunit.c (cgraph_finalize_function): Likewise.
13128 (cgraph_expand_function): Likewise.
13129 (cgraph_remove_unreachable_nodes): Likewise.
13131 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13134 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13136 * c-decl.c (undeclared_variable): Take location as argument.
13137 * c-typeck.c (build_external_ref): Likewise.
13138 * c-parser.c (c_parser_postfix_expression): Pass location of
13139 identifier to build_external_ref.
13141 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13143 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13144 CCEQ mode for branch_positive_comparison_operator test.
13145 * config/rs6000/predicates (branch_comparison_operator): Revert to
13147 (scc_comparison_operator): Same.
13148 (branch_positive_comparison_operator): Same.
13150 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13152 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13153 (cris_delay_slots_for_epilogue): Remove.
13154 (save_last): Move into cris_target_asm_function_epilogue.
13155 (cris_target_asm_function_epilogue): Remove tests for file being
13157 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13158 (cris_delay_slots_for_epilogue): Remove prototypes.
13159 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13160 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13162 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13164 * config/rs6000/predicates.md (branch_comparison_operator): Change
13165 to define_special_predicate.
13166 (scc_comparison_operator): Same.
13167 (branch_positive_comparison_operator): Same.
13169 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13171 * Makefile.in (tree-ssa-sink.o): New.
13172 (OBJS-common): Add tree-ssa-sink.o.
13173 * common.opt: Add -ftree-sink
13174 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13175 * timevar.def (TV_TREE_SINK): new timevar.
13176 * tree-flow.h (is_hidden_global_store): Prototype.
13177 * tree-optimize.c (init_tree_optimization_passes): Add
13179 * tree-pass.h (pass_sink_code): New.
13180 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13181 for non-obvious global store store to is_hidden_global_store, and
13182 call that new function.
13183 * tree-ssa-sink.c: New file.
13184 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13185 * doc/passes.texi: Document forward store motion.
13186 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13187 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13188 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13189 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13191 2005-03-01 Per Bothner <per@bothner.com>
13193 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13194 and we have a non-zero column-number, add it to the message.
13195 Also factor out the diagnostic_kind_text.
13197 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13199 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13200 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13201 flow_loop_scan): Removed.
13202 (flow_loop_dump): Do not dump removed fields.
13203 (flow_loop_free): Do not free removed fields.
13204 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13205 (loop_exit_edge_p): New function.
13206 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13207 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13208 num_exits, exits_doms.
13209 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13210 LOOP_EDGES, LOOP_ALL): Removed.
13211 (flow_loop_scan): Declaration removed.
13212 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13213 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13215 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13216 (if_convert): Call flow_loops_find and flow_loops_free
13217 when calling mark_loop_exit_edges.
13218 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13219 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13220 free_dominance_info calls.
13221 * loop-init.c (flow_loops_find): Ditto.
13222 * passes.c (rest_of_handle_branch_prob): Ditto.
13223 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13224 * loop-unroll.c (analyze_insns_in_loop): Do not use
13226 * predict.c (predict_loops): Do not call flow_loop_scan.
13227 Use get_loop_exit_edges.
13228 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13229 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13230 Do not use EDGE_LOOP_EXIT.
13231 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13232 to bb_with_exit_edge_p.
13233 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13234 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13235 to bb_with_exit_edge_p.
13236 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13238 * tree-loop-linear.c (linear_transform_loops): Do not call
13239 flow_loop_scan. Use loop->single_exit.
13240 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13241 (vect_analyze_loop_form): Do not call flow_loop_scan.
13242 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13244 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13246 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13247 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13248 slpeel_tree_duplicate_loop_to_edge_cfg,
13249 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13250 Use loop_preheader_edge and loop->single_exit. Do not call
13253 2005-03-01 Nick Clifton <nickc@redhat.com>
13255 * config/arm/arm.c (thumb_find_work_register): Check all of the
13256 argument registers to see if they are free, and a couple of
13257 special cases where the last argument register but can be proved
13258 to be available during the function's prologue.
13259 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13260 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13261 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13263 (thumb_compute_save_reg_mask): Likewise. Also use
13264 thumb_find_work_register() to ensure that there is agreement about
13265 which work register is going to be used in the prologue.
13266 (thumb_output_function_prologue): Use unsigned long as the type
13267 for the register bit-mask. Also delay pushing the link register if
13268 other high registers are going to be pushed.
13269 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13270 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13271 redundant prototypes.
13273 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13276 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13277 and after reload in REG+REG indexed addresses without REG_POINTER
13278 set in the base and not set in the index.
13280 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13282 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13283 Don't undefine here.
13284 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13285 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13286 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13287 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13288 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13290 * config.gcc (sh*-*-linux*): Use config/linux.h.
13292 2005-02-28 Dale Johannesen <dalej@apple.com>
13293 Stan Shebs <shebs@apple.com>
13295 Rewrite of 64-bit Darwin structure-by-value pass/return.
13296 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13297 intoffset, use_stack, named.
13298 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13299 (rs6000_darwin64_record_arg_advance_flush): New.
13300 (rs6000_darwin64_record_arg_advance_recurse): New.
13301 (rs6000_darwin64_record_arg_flush): New.
13302 (rs6000_darwin64_record_arg_recurse): New.
13303 (rs6000_darwin64_record_arg): New.
13304 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13305 (function_arg_boundary): Handle 128-bit aligned structs.
13306 (function_arg_advance): Rewrite darwin64 struct handling.
13307 (function_arg): Call rs6000_darwin64_record_arg.
13308 (function_arg_partial_nregs): Handle darwin64 structs.
13309 (rs6000_darwin64_function_value): Remove.
13310 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13312 2005-02-28 Roger Sayle <roger@eyesopen.com>
13314 PR tree-optimization/20216
13315 * tree-chrec.c (tree_fold_factorial): Delete.
13316 (tree_fold_binomial): Change argument list to take a return type
13317 and change the type of K to unsigned int. Rewrite to avoid explicit
13318 evaluation of factorials, and (recursively) calling fold to perform
13319 compile-time arithmetic. Return NULL on (internal) overflow.
13320 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13321 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13322 if any intermediate calculation overflows.
13323 (chrec_apply): Update call to chrec_evaluate.
13325 2005-02-28 James E Wilson <wilson@specifixinc.com>
13327 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13329 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13332 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13333 instead of NULL_TREE on error.
13335 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13337 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13338 (EASY_VECTOR_15_ADD_SELF): Remove.
13339 (num_insns_constant_wide): Not static.
13340 (validate_condition_mode): Not static.
13341 (toc_relative_expr_p): Not static.
13342 (legitimate_indirect_address_p): Not static.
13343 (macho_lo_sum_memory_operand): Not static.
13344 (invalid_e500_subreg): Not static.
13345 (easy_vector_same): Not static.
13346 (easy_vector_splat_const): Not static.
13347 (RS6000_SYMBOL_REF_TLS_P): Remove.
13348 (any_operand): Delete.
13349 (any_parallel_operand): Delete.
13350 (count_register_operand): Delete.
13351 (altivec_register_operand): Delete.
13352 (xer_operand): Delete.
13353 (s8bit_cint_operand): Delete.
13354 (short_cint_operand): Delete.
13355 (u_short_cint_operand): Delete.
13356 (non_short_cint_operand): Delete.
13357 (exact_log2_cint_operand): Delete.
13358 (gpc_reg_operand): Delete.
13359 (cc_reg_operand): Delete.
13360 (cc_reg_not_cr0_operand): Delete.
13361 (reg_or_short_operand): Delete.
13362 (reg_or_neg_short_operand): Delete.
13363 (reg_or_aligned_short_operand): Delete.
13364 (reg_or_u_short_operand): Delete.
13365 (reg_or_cint_operand): Delete.
13366 (reg_or_arith_cint_operand): Delete.
13367 (reg_or_add_cint64_operand): Delete.
13368 (reg_or_sub_cint64_operand): Delete.
13369 (reg_or_logical_cint_operand): Delete.
13370 (got_operand): Delete.
13371 (got_no_const_operand): Delete.
13372 (easy_fp_constant): Delete.
13373 (easy_vector_constant): Delete.
13374 (easy_vector_constant_add_self): Delete.
13375 (zero_constant): Delete.
13376 (zero_fp_constant): Delete.
13377 (volatile_mem_operand): Delete.
13378 (offsettable_mem_operand): Delete.
13379 (mem_or_easy_const_operand): Delete.
13380 (add_operand): Delete.
13381 (non_add_cint_operand): Delete.
13382 (logical_operand): Delete.
13383 (non_logical_cint_operand): Delete.
13384 (mask_operand): Delete.
13385 (mask_operand_wrap): Delete.
13386 (mask64_operand): Delete.
13387 (mask64_2_operand): Delete.
13388 (and64_operand): Delete.
13389 (and64_2_operand): Delete.
13390 (and_operand): Delete.
13391 (reg_or_mem_operand): Delete.
13392 (lwa_operand): Delete.
13393 (symbol_ref_operand): Delete.
13394 (call_operand): Delete.
13395 (current_file_function_operand): Delete.
13396 (input_operand): Delete.
13397 (rs6000_nonimmediate_operand): Delete.
13398 (rs6000_tls_symbol_ref): Delete.
13399 (save_world_operation): Delete.
13400 (restore_world_operation): Delete.
13401 (load_multiple_operation): Delete.
13402 (store_multiple_operation): Delete.
13403 (vrsave_operation): Delete.
13404 (mfcr_operation): Delete.
13405 (mtcrf_operation): Delete.
13406 (lmw_operation): Delete.
13407 (stmw_operation): Delete.
13408 (branch_comparison_operator): Delete.
13409 (branch_positive_comparison_operator): Delete.
13410 (scc_comparison_operator): Delete.
13411 (trap_comparison_operator): Delete.
13412 (boolean_operator): Delete.
13413 (boolean_or_operator): Delete.
13414 (min_max_operator): Delete.
13415 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13416 (EASY_VECTOR_15): Moved to here.
13417 (EASY_VECTOR_15_ADD_SELF): Move to here.
13418 (PREDICATE_CODES): Delete.
13419 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13420 Declare functions no longer static.
13421 * config/rs6000/predicates.md: New.
13422 * config/rs6000/rs6000.md: Include predicates.md
13424 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13426 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13427 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13429 * cfgrtl.c (need_fake_edge_p): Likewise.
13430 * combine.c (distribute_notes): Likewise.
13431 * emit-rtl.c (try_split): Likewise.
13432 * recog.c (peephole2_opimize): Likewise.
13433 * reg-notes.def (ALWAYS_RETURN): Remove.
13434 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13435 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13436 * tree.h (ECF_ALWAYS_RETURN): Remove.
13438 2005-02-28 Roger Sayle <roger@eyesopen.com>
13440 PR middle-end/19874
13441 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13442 between different machine modes is never a "useless" conversion.
13444 2005-02-28 Geert Bosch <bosch@gnat.com>
13447 * doc/contrib.texi: List contributors for Ada front end
13449 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13451 * simplify-rtx.c (simplify_unary_operation_1,
13452 simplify_const_unary_operation): New, extracted from...
13453 (simplify_unary_operation): ... this one.
13454 (simplify_binary_operation_1,
13455 simplify_const_binary_operation): New, extracted from...
13456 (simplify_binary_operation): ... this one.
13457 * rtl.h (simplify_const_unary_operation,
13458 simplify_const_binary_operation): Add prototypes.
13460 2005-02-28 Julian Brown <julian@codesourcery.com>
13462 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13463 building libjava and caused PR regression/20228.
13465 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13468 * Makefile.in (host_subdir): New.
13469 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
13470 * configure: Regenerate.
13472 2005-02-27 Zack Weinberg <zack@codesourcery.com>
13474 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
13475 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
13476 installation directory first.
13478 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
13481 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
13482 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
13483 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
13484 * config/cris/cris.md: Tweak comments referring to Q.
13485 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
13486 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
13487 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
13488 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
13489 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
13490 Insert spaces in constraints to align alternatives vertically for
13492 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
13495 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13497 PR rtl-optimization/17728
13498 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
13499 operand 0 from general_operand to move_dest_operand.
13501 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13503 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
13504 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
13505 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
13506 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
13508 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
13510 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
13511 * configure: Regenerate.
13512 * libada-mk.in: Remove CC; rename
13513 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
13515 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
13518 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
13519 for the lhs, also walk over the tree. Likewise for rhs.
13521 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
13523 * tree-ssa-dom.c (simple_iv_increment_p): New function.
13524 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
13525 Do not propagate value of iv before increment over the increment.
13527 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
13529 * c-parser.c: New file.
13530 * c-parse.in: Remove.
13531 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
13533 (c-parser.o): Add dependencies.
13534 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
13535 maintainer-clean, TAGS): Update.
13536 * c-config-lang.in (gtfiles): Update.
13537 * gengtype-lex.l: Don't handle "@@".
13538 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
13539 objc_build_synchronized, objc_begin_try_stmt,
13540 objc_begin_catch_clause, objc_finish_catch_clause,
13541 objc_build_finally_clause, objc_finish_try_stmt): New.
13542 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
13544 (c_parse_init): Update comment.
13545 * c-decl.c (c_init_decl_processing): Update comment.
13546 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13547 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
13548 new c_declspecs members.
13550 2005-02-25 Julian Brown <julian@codesourcery.com>
13552 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13553 from being used for symbols with vague linkage when
13554 HAVE_GAS_COMDAT_GROUP is true.
13556 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13558 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
13560 2005-02-25 Steve Ellcey <sje@cup.hp.com>
13563 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
13564 (LIBGCC2_HAS_DF_MODE): New.
13565 (LIBGCC2_HAS_XF_MODE): New.
13566 (LIBGCC2_HAS_TF_MODE): New.
13567 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13568 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13569 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13570 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13571 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
13572 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
13573 and add _fixtfdi, _fixunstfdi, _floatditf
13574 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
13575 L_fixunstfdi, L_floatditf.
13576 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
13577 (LIBGCC2_HAS_TF_MODE): Define.
13579 2005-02-25 Diego Novillo <dnovillo@redhat.com>
13581 PR tree-optimization/20204
13582 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
13583 REWRITE_THIS_STMT markers on PHI nodes.
13584 (rewrite_initialize_block): Likewise.
13586 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13588 * version.c (version_string): Update to 4.1.
13590 2005-02-25 Paolo Carlini <pcarlini@suse.de>
13592 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
13593 Clarify that the alternative way doesn't work in GNU C++.
13595 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13597 PR tree-optimization/19937
13598 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
13599 to the type of the induction variable.
13601 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
13603 PR rtl-optimization/20117
13604 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
13605 the block including noncopyable insn.
13607 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13609 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
13610 calls to find_reg_note.
13612 2005-02-24 Richard Henderson <rth@redhat.com>
13615 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13618 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13620 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13621 vector types if to use base reg for misaligned non-word ld/std.
13623 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13626 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13627 dwarf2 label manually and put it after, not before the prologue.
13629 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13632 * reload.c (operands_match_p): Only increment register number for
13633 SCALAR_INT_MODE_P modes in multiple hard registers.
13635 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13638 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13640 * ChangeLog.5: Fix log message typo(s).
13641 * ChangeLog.7: Likewise.
13642 * ChangeLog.tree-ssa: Likewise.
13643 * cfgexpand.c: Fix comment typo(s).
13644 * conflict.c: Likewise.
13645 * defaults.h: Likewise.
13646 * dwarf2out.c: Likewise.
13647 * gcse.c: Likewise.
13648 * ggc-page.c: Likewise.
13649 * tree-eh.c: Likewise.
13650 * tree-ssa-dom.c: Likewise.
13652 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13655 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13656 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13657 if SHARED is defined.
13660 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13661 allow splitting only if operands 0 and 3 don't overlap.
13663 2005-02-24 Richard Henderson <rth@redhat.com>
13665 PR middle-end/19953
13666 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13667 (fold_builtin_1): Call them.
13668 * fold-const.c (fold_complex_mult_parts): Split out from ...
13669 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13670 (fold_complex_div_parts, fold_complex_div): New.
13672 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13674 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13676 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13677 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13679 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13680 (print_node): Likewise.
13681 Print TYPE_SIZES_GIMPLIFIED.
13683 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13685 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13686 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13687 operands as commutative in constraints.
13689 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13691 * tree-into-ssa.c: Re-organize internal functions.
13693 2005-02-24 Richard Henderson <rth@redhat.com>
13695 PR middle-end/18902
13696 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13698 * common.opt (fcx-limited-range): New.
13699 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13700 * toplev.c (flag_complex_method): Initialize to 1.
13701 (process_options): Set flag_complex_method to 0 if
13702 flag_cx_limited_range.
13703 * doc/invoke.texi (-fcx-limited-range): New.
13705 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13707 * cse.c (delete_trivially_dead_insns): Speed up by using
13708 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13711 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13713 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13714 functions when -mid-shared-library is being used.
13716 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13718 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13719 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13720 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13721 * system.h: Poison LINK_LIBGCC_SPECIAL.
13723 2005-02-23 James E Wilson <wilson@specifixinc.com>
13725 * gengtype.c (note_insn_name): Make 1 element larger.
13727 2005-02-23 Roger Sayle <roger@eyesopen.com>
13730 PR rtl-optimization/20097
13731 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13732 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13734 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13736 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13737 * t-aix52 (SHLIB_INSTALL): Same.
13739 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13741 * genpreds.c: Update copyright.
13743 2005-02-23 Michael Beach <michaelb@ieee.org>
13746 * config/sparc/t-elf (startup files): Assemble with CPP.
13748 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13750 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13751 (write_predicate_expr): Likewise.
13753 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13755 PR tree-optimization/20100
13756 PR tree-optimization/20115
13757 * tree-optimize.c (init_tree_optimization_passes): Remove
13758 pass_maybe_create_global_var.
13759 * tree-pass.h (pass_maybe_create_global_var): Remove.
13760 * tree-ssa-alias.c (aliases_computed_p): Declare.
13761 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13762 (count_calls_and_maybe_create_global_var): Remove.
13763 (pass_maybe_create_global_var): Remove.
13764 (init_alias_info): Do not declare aliases_computed_p.
13765 (maybe_create_global_var): If the function contains no
13766 call-clobbered variables and a mix of pure/const and regular
13767 function calls, create .GLOBAL_VAR.
13768 Mark all call-clobbered variables for renaming.
13769 (merge_pointed_to_info): Update comment.
13770 (add_pointed_to_var): Likewise.
13771 (is_escape_site): Likewise.
13772 Accept struct alias_info * instead of size_t *.
13774 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13776 * tree-ssa-operands.c (get_call_expr_operands): If
13777 ALIASES_COMPUTED_P is false, do not add call-clobbering
13779 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13780 (delete_tree_ssa): Likewise.
13782 2005-02-22 James E Wilson <wilson@specifixinc.com>
13784 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13785 (do_compile): Do call it here.
13787 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13789 PR rtl-optimization/20017.
13790 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13791 rest_of_handle_cse2, rest_of_handle_gcse): Call
13792 delete_dead_jumptables immediately before calling cleanup_cfg.
13794 2005-02-22 Devang Patel <dpatel@apple.com>
13797 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13800 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13802 * config/rs6000/aix.h (WINT_TYPE): Define.
13804 2005-02-22 Stan Shebs <shebs@apple.com>
13806 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13807 natural alignment for 64-bit Darwin.
13808 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13810 * doc/invoke.texi: Document this.
13812 2005-02-22 DJ Delorie <dj@redhat.com>
13814 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13815 to make_[un]signed_type, not the mode itself.
13817 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13819 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13820 not available. Use tail calls wherever possible.
13821 (make_edge): Call unchecked_make_edge to create an edge.
13823 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13824 (coalesce_ssa_name): Don't check for
13825 SSANORM_USE_COALESCE_LIST.
13826 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13828 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13830 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13831 (rewrite_into_ssa): ... here.
13833 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13835 PR tree-optimization/19786
13836 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13837 tag to another's may-alias bitmap when adding to the other's list.
13839 2005-02-21 DJ Delorie <dj@redhat.com>
13841 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13842 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13843 registers in unsupported ways.
13844 * expmed.c (init_expmed): Likewise.
13846 2005-02-21 Stan Cox <scox@redhat.com>
13848 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13850 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13852 * tree-cfg.c (fold_cond_expr_cond): New.
13853 (make_edges): Call fold_cond_expr_cond.
13854 (find_taken_edge): Accept nothing but INTEGER_CST.
13855 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13857 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13859 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13860 that do not belong to any basic block.
13862 2005-02-21 Jeff Law <law@redhat.com>
13864 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13867 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13869 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13870 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13871 Adjust their definitions.
13872 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13873 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13875 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13876 genautomata.c, langhooks.c, langhooks.h, system.h,
13877 config/arm/lib1funcs.asm: Update copyright.
13879 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13881 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13883 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13886 * doc/install.texi: Document --with-gc.
13888 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13890 * simplify-rtx.c (simplify_unary_operation): Add a missing
13893 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13895 PR tree-optimization/18663
13896 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13897 if the type has variable bounds.
13899 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13901 * gcse.c: Remove an obsolete comment.
13903 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13905 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13907 * doc/extend.texi (Function Attributes) <Attribute const>: The
13908 attribute "pure" is below this text, not above.
13910 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13912 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13913 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13914 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13916 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13919 * langhooks.h (struct lang_hooks): Add to_target_charset.
13920 * langhooks.c (lhd_to_target_charset): New function.
13921 * langhooks-def.h: Declare lhd_to_target_charset.
13922 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
13923 (LANG_HOOKS_INITIALIZER): Update.
13924 * c-common.c (c_common_to_target_charset): New function.
13925 * c-common.h: Declare it.
13926 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
13927 c_common_to_target_charset.
13929 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
13930 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
13931 Delete definitions.
13932 * system.h: Poison them.
13933 * doc/tm.texi: Don't discuss them.
13934 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
13935 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
13936 (pp_c_char): Do not attempt to generate letter escapes for
13938 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
13939 * config/mips/mips.c (mips_output_ascii): Likewise.
13941 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
13943 PR tree-optimization/19951
13944 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
13947 2005-02-19 Steven Bosscher <stevenb@suse.de>
13949 PR middle-end/19698
13950 * function.h (struct function): New field `max_loop_depth'.
13951 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
13952 (flow_loops_find): Reset the max loop depth count before finding loops.
13953 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
13954 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
13955 (calculate_global_regs_live): Make sure the loop will terminate
13956 when the initial sets are not empty.
13958 2005-02-19 Zack Weinberg <zack@codesourcery.com>
13960 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
13962 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
13964 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
13967 * doc/invoke.texi: Remove documentation of %M spec.
13969 (init_spec): Remove %M suffix from -lgcc_s.
13970 (do_spec_1): Remove 'M' case.
13971 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
13972 to put shared libraries in the multilib directory. Remove the
13973 shlib_so_soname substitution variable. Don't add a multilib encoding
13974 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
13975 reported by -print-multi-os-directory. Pass @multilib_dir@ to
13976 SHLIB_INSTALL as well as SHLIB_LINK.
13977 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
13978 (SHLIB_NAME): Delete.
13979 (SHLIB_DIR): New macro.
13980 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
13981 (SHLIB_INSTALL): Adjust accordingly.
13982 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
13983 * config/t-slibgcc-sld: Likewise.
13984 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
13985 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
13986 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
13988 (SHLIBUNWIND_INSTALL): Adjust accordingly.
13989 * config/i386/t-nwld (SHLIB_SONAME): Delete.
13990 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
13991 Use @shlib_base_name@ instead of @shlib_so_name@.
13992 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
13993 and @shlib_base_name@.so in @multilib_dir@.
13994 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
13995 to the install path.
13996 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
13997 (SHLIB_LINK): Remove previous workaround.
13998 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
13999 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
14000 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
14002 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
14003 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
14004 (SHLIB_INSTALL): Adjust accordingly.
14005 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
14006 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
14007 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
14008 config/t-slibgcc-elf-ver.
14010 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
14011 Jakub Jelinek <jakub@redhat.com>
14013 PR tree-optimization/19828
14014 * tree-ssa-loop-im.c: Add a TODO comment.
14015 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14016 without side-effects.
14018 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14020 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14023 2005-02-18 James E. Wilson <wilson@specifixinc.com>
14025 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14026 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14027 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14029 (ia64_reorg): Delete fixup_errata call.
14030 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14031 (TARGET_SWITCHES): Delete -mb-step entry.
14033 2005-02-19 Jakub Jelinek <jakub@redhat.com>
14036 * c-typeck.c (composite_type): Handle quals in transparent unions.
14037 (type_lists_compatible_p): Likewise.
14039 2005-02-18 Stan Shebs <shebs@apple.com>
14041 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14042 expressions in the .literal8 section.
14044 2005-02-18 Geoffrey Keating <geoffk@apple.com>
14046 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14048 2005-02-18 Roger Sayle <roger@eyesopen.com>
14050 * fold-const.c (constant_boolean_node): Always create values of the
14051 specified type, don't bother calling truthvalue_conversion.
14053 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14055 * except.c (output_function_exception_table): Call
14056 assemble_external_libcall (eh_personality_libfunc).
14058 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14061 * config/ia64/ia64.h (struct machine_function): Add state_num.
14062 * config/ia64/ia64.c (process_epilogue,
14063 process_for_unwind_directive): Use new unwind state numbers each
14064 time rather than state 1.
14066 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14069 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14070 before the "*llgt_didi" pattern.
14072 2005-02-18 Jason Merrill <jason@redhat.com>
14074 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14076 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14078 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14079 (div0): Use it in place of ARM_FUNC_ALIAS.
14080 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14082 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14084 PR middle-end/20030
14085 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14086 access, the lower bound of the array type if it exists.
14088 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14091 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14092 cases that are out-of-range for the index type.
14094 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14096 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14097 (estimate_case_costs): Don't call convert.
14098 * expmed.c (expand_shift): Likewise.
14099 (make_tree): Call fold_convert instead of convert.
14101 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14104 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14105 that ref to be marked MEM_READONLY_P doesn't have base that needs
14108 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14110 * genautomata.c (output_get_cpu_unit_code_func,
14111 output_cpu_unit_reservation_p): Don't generate old-style function
14114 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14117 PR tree-optimization/20009
14118 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14120 PR tree-optimization/18947
14121 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14122 inline, remove all nodes that are inlined into the extern inline
14125 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14127 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14128 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14129 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14130 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14133 2005-02-17 Roger Sayle <roger@eyesopen.com>
14135 PR tree-optimization/19917
14136 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14137 to be potentially trapping.
14139 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14141 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14143 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14145 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14146 tem becomes a local variable which is set to the value of the
14147 back end defined INITIAL_FRAME_ADDRESS macro.
14148 (expand_builtin_frame_address): Omit the base parameter to
14149 expand_builtin_return_addr.
14150 (expand_builtin_profile_func): Likewise.
14151 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14152 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14153 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14155 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14157 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14158 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14159 * config/frv/frv.c (frv_function_epilogue): Likewise.
14161 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14163 * lambda-code (perfect_nestify): Remove mark/unmark
14164 for rewriting hack.
14165 * tree-loop-linear.c (linear_transform_loops): Add
14166 rewrite_into_ssa call so that ssa is correct for
14167 rewriting into loop closed.
14169 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14171 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14172 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14174 * bt-load.c (btr_def_live_range, combine_btr_defs,
14175 migrate_btr_def, migrate_btr_defs): Likewise.
14176 * cfgcleanup.c (thread_jump): Likewise.
14177 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14178 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14179 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14180 df_rd_local_compute, df_reg_info_compute): Likewise.
14181 * dominance.c (init_dom_info, free_dom_info): Likewise.
14182 * flow.c (init_propagate_block_info,
14183 free_propagate_block_info): Likewise.
14184 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14185 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14186 modify_reg_pav): Likewise.
14187 * loop-invariant.c (find_defs, find_invariant_insn,
14188 find_invariants, free_inv_motion_data): Likewise.
14189 * predict.c (tree_predict_by_opcode,
14190 estimate_bb_frequencies): Likewise.
14191 * stmt.c (expand_case): Likewise.
14192 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14193 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14194 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14195 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14196 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14197 rewrite_ssa_into_ssa): Likewise.
14198 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14199 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14200 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14201 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14202 * tree-sra.c (tree_sra): Likewise.
14203 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14204 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14205 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14206 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14207 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14208 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14210 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14211 calculate_live_on_entry, calculate_live_on_exit,
14212 build_tree_conflict_graph): Likewise.
14213 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14214 record_important_candidates, set_use_iv_cost, find_depends,
14215 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14216 tree_ssa_iv_optimize_finalize): Likewise.
14217 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14218 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14219 tree_duplicate_loop_to_header_edge): Likewise.
14220 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14221 * tree-ssa.c (verify_flow_insensitive_alias_info,
14222 verify_name_tags, verify_ssa, init_tree_ssa,
14223 delete_tree_ssa): Likewise.
14224 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14225 fini_ssanames): Likewise.
14226 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14228 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14230 * config/rs6000/t-rtems: Completely reworked.
14232 2005-02-17 Ira Rosen <irar@il.ibm.com>
14234 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14236 2005-02-17 Ira Rosen <irar@il.ibm.com>
14238 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14239 POINTER_TYPE_P when checking that type is a pointer.
14240 (vect_get_memtag): Remove.
14241 (vect_address_analysis): Use POINTER_TYPE_P. Call
14242 vect_object_analysis with dummy parameter for memtag.
14243 (vect_object_analysis): Extract memtag (functionality that
14244 used to be in vect_get_memtag and moved here). Fix printings.
14245 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14246 with correct parameters. Remove call to vect_get_memtag.
14248 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14250 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14251 (tree-vectorizer.o): Added missing dependencies.
14253 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14255 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14256 declaration in tree-vectorizer.c, now has an extern declaration in
14257 tree-vectorizer.h).
14258 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14259 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14260 get_vectype_for_scalar_type, vect_is_simple_use,
14261 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14262 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14263 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14264 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14265 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14266 find_loop_location): Likewise.
14268 * tree-vectorizer.c (langhooks.h): #include removed.
14269 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14270 moved to tree-vectorized.h.
14271 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14272 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14273 get_vectype_for_scalar_type, vect_is_simple_use,
14274 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14275 vect_supportable_dr_alignment, new_loop_vec_info,
14276 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14277 vect_set_verbosity_level, find_loop_location): Likewise.
14279 (vect_analyze_loop): Function externalized. Declaration moved to
14280 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14281 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14282 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14283 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14284 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14285 vect_enhance_data_refs_alignment, vect_analyze_operations,
14286 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14287 vect_stmt_relevant_p, vect_get_loop_niters,
14288 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14289 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14290 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14291 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14292 vect_get_memtag): Likewise.
14294 (vectorizable_load): Function externalized. Declaration moved to
14295 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14296 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14297 vect_transform_loop): Likewise.
14298 (vect_transform_stmt): Moved to tree-vect-transform.c.
14299 (vect_align_data_ref, vect_create_destination_var,
14300 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14301 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14302 vect_get_vec_def_for_operand, vect_init_vector,
14303 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14304 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14305 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14306 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14307 vect_do_peeling_for_loop_bound): Likewise.
14309 * tree-vect-analyze.c: New file.
14310 * tree-vect-transform.c: New file.
14312 2005-02-17 Jason Merrill <jason@redhat.com>
14314 PR mudflap/19319, c++/19317
14315 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14318 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14320 * doc/install.texi (Specific): Update link for Darwin-specific
14323 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14325 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14326 constant_boolean_node.
14328 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14331 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14332 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14334 2005-02-16 Richard Henderson <rth@redhat.com>
14337 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14339 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14340 replace uses with Wtype_MAXp1_F.
14341 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14342 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14343 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14344 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14345 and HAVE_TFMODE as appropriate.
14346 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14347 (__floatdisf): Likewise.
14348 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14349 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14350 (Wtype_MAXp1_F): New.
14351 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14352 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14354 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14357 * arm.c (arm_apply_result_size): New function.
14358 * arm.h (APPLY_RESULT_SIZE): Define.
14359 * arm-protos.h (arm_apply_result_size): Add prototype.
14360 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14361 (movxf): New expand.
14362 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14363 (call_value_symbol): Remove predicate for operand 0.
14364 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14365 (untyped_call): Rework to correclty return values for any type.
14366 (untyped_return): New expand.
14367 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14369 2005-02-16 Stan Shebs <shebs@apple.com>
14371 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14372 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14374 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14376 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14377 configure settings on Solaris 7 and later.
14379 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14381 PR tree-optimization/19865
14382 * tree-optimize.c (init_tree_optimization_passes): Run
14383 pass_may_alias after pass_sra.
14385 2005-02-16 Richard Henderson <rth@redhat.com>
14386 Stuart Hastings <stuart@apple.com>
14389 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14390 Do nothing if debug info suppressed for this function.
14391 (dbxout_begin_function): Early exit if debug info suppressed for
14394 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14397 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14399 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14401 PR tree-optimization/19967
14402 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14403 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14404 argument TYPE. Adjust calls to fold_builtin_XXX.
14405 (expand_builtin, fold_builtin_1): Adjust calls to
14406 expand_builtin_XXX.
14407 (fold_builtin_strchr, fold_builtin_strpbrk,
14408 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14409 result to a requested type TYPE.
14411 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14413 PR middle-end/19857
14414 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14415 (T)x & (T)cst if (T)cst overflows.
14416 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14417 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14419 2005-02-15 Jeff Law <law@redhat.com>
14421 * gcse.c (blocks_with_calls): New bitmap.
14422 (alloc_gcse_mem): Allocate it.
14423 (free_gcse_mem): Free it.
14424 (clear_modifY_mem_tables): Clear it.
14425 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14426 when we encounter CALL_INSNs.
14427 (compute_transp, case MEM): Handle blocks with calls separate
14428 from blocks without calls. Use bitmap iterators rather than
14431 2005-02-15 Peter O'Gorman <peter@pogma.com>
14434 * mklibgcc.in (vis_hide): Use a temporary object file, not
14437 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14440 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14441 access optimization.
14443 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14444 Alan Modra <amodra@bigpond.net.au>
14447 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14448 (_xlqsub): Rename to __gcc_qsub.
14449 (_xlqmul): Rename to __gcc_qmul.
14450 (_xlqdiv): Rename to __gcc_qdiv.
14451 Provide versioned symbol aliases with old names.
14452 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14453 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14454 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14455 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14456 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14458 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14460 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14461 Fold ~(A - 1) and ~(A + -1) to -A.
14463 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14467 * config/host-linux.c (linux_gt_pch_use_address): Copy from
14468 config/pa/pa-host.c:pa_gt_pch_use_address.
14470 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
14472 * tree-vn.c (get_value_handle): Make sure that given an
14473 is_gimple_min_invariant expression, we always return it.
14475 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14477 * passes.c (rest_of_handle_gcse): Fix a comment.
14479 2005-02-15 Jeff Law <law@redhat.com>
14481 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
14483 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
14484 (canon_list_insert, record_last_mem_set_info): Similarly.
14485 (clear_modify_mem_tables): Similarly.
14487 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14489 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
14490 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
14491 config/mips/mips.md, config/rs6000/aix.h,
14492 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
14494 2005-02-15 Richard Henderson <rth@redhat.com>
14496 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
14497 call to be best_edge.
14499 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14501 * basic-block.h: Adjust the prototype for find_basic_blocks.
14502 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
14503 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
14506 * flow.c (recompute_reg_usage): Remove all arguments.
14507 * passes.c (rest_of_compilation): Adjust the call to
14508 recompute_reg_usage.
14509 * rtl.h: Adjust the prototype for recompute_reg_usage.
14511 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
14513 * tree-dump.c (dump_files): Update to reflect new member
14515 (dump_register): Add new argument.
14517 (dump_switch_p_1): Check against glob name if doglob was passed.
14518 (dump_switch_p): Check against regular first, then glob if
14519 we didn't have any hits on the dump name.
14520 * tree-optimize.c (register_one_dump_file):
14521 Pass in glob name as well.
14522 * tree-pass.h (struct dump_file_info): Add glob
14525 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
14527 PR preprocessor/16323
14528 * doc/invoke.texi: Document that -Wendif-labels is on by default.
14530 2005-02-14 David Edelsohn <edelsohn@gnu.org>
14533 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
14534 (trunctfdf2_internal1): New.
14535 (trunctfdf2_internal2): Renamed from trunctfdf2.
14537 2005-02-14 Diego Novillo <dnovillo@redhat.com>
14539 PR tree-optimization/19853
14540 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
14542 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14544 * passes.c (rest_of_handle_loop_optimize): Remove calls to
14545 delete_dead_jumptables and cleanup_cfg.
14547 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
14549 * reload.c (find_reloads): Swap address_reloaded flags when
14550 swapping commutative operands.
14552 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
14554 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
14555 Use standard_iv_increment_position for computing the bsi position
14557 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
14560 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
14563 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
14564 life range of hard registers.
14565 * value-prof.c (insn_prefetch_values_to_profile): Only
14568 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
14569 profile in libcalls.
14571 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
14573 * bitmap.h (bitmap_and_compl_into): Return bool.
14574 * bitmap.c (bitmap_and_compl_into): Return changed flag.
14576 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14578 PR tree-optimization/19944
14579 * fold-const.c (fold): Re-add ABS_EXPR folding.
14581 2005-02-13 David Edelsohn <edelsohn@gnu.org>
14584 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
14585 {TARGET,MASK}_XL_COMPAT.
14586 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
14588 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
14589 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
14591 (rs6000_arg_partial_bytes): Same.
14592 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
14593 and XL compatibility enabled.
14594 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
14595 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
14596 test to final condition.
14597 (cmptf_internal2): New.
14598 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
14599 xl-compat. Add TFmode information to description.
14601 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
14603 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
14605 2005-02-13 Jason Merrill <jason@redhat.com>
14608 * fold-const.c (fold_indirect_ref_1): Split out from...
14609 (build_fold_indirect_ref): Here.
14610 (fold_indirect_ref): New fn.
14611 * tree.h: Declare it.
14612 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14613 (gimplify_modify_expr_rhs): Likewise.
14614 (gimplify_expr): Likewise.
14616 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14618 PR tree-optimization/14303
14619 PR tree-optimization/15784
14620 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14621 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14622 ABS_EXPR<x> != 0 to x != 0.
14624 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14626 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14627 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14628 spelling conventions.
14630 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14631 delete_trivially_dead_insns too many times.
14633 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14636 2005-02-12 Ira Rosen <irar@il.ibm.com>
14638 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14639 (vect_is_simple_iv_evolution): Remove redundant parameter
14641 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14642 without last parameter.
14643 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14644 Return pointer step. Call vect_is_simple_iv_evolution without
14645 last parameter. Check only that the step is multiple of size
14646 type. Remove stmt_vinfo updates.
14647 (vect_get_memtag_and_dr): Remove.
14648 (vect_get_memtag): New function.
14649 (vect_address_analysis): New function.
14650 (vect_object_analysis): New function.
14651 (vect_analyze_data_refs): Call vect_object_analysis and
14652 vect_get_memtag. Update stmt_vinfo fields.
14654 2005-02-12 Ira Rosen <irar@il.ibm.com>
14656 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14657 exist and are objects. Remove checks for pointer.
14658 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14659 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14660 (vect_create_data_ref_ptr): Likewise.
14661 (vect_base_addr_differ_p): New function.
14662 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14663 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14664 Don't set the DR_BASE_NAME field of data-ref.
14665 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14667 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14669 * optabs.h (enum optab_index): Add new OTI_ldexp.
14670 (ldexp_optab): Define corresponding macro.
14671 * optabs.c (init_optabs): Initialize ldexp_optab.
14672 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14674 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14676 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14677 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14679 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14680 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14683 2005-02-12 Ira Rosen <irar@il.ibm.com>
14685 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14687 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14689 (vect_get_base_and_offset): Always return an address.
14690 (vect_create_addr_base_for_vector_ref): Remove treatment for
14691 different data reference types.
14692 (vect_compute_data_ref_alignment): Rename base to base_address in
14693 stmt_vec_info. Get the object in order to force its alignment.
14694 (vect_get_memtag_and_dr): Rename base to base_address in
14695 stmt_vec_info. Extract the object for memtag analysis.
14697 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14699 PR regression/19898.
14700 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14701 changes cc_status, use apply modified_in_p to part of cc_status
14702 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14705 2005-02-11 Richard Henderson <rth@redhat.com>
14707 * tree-complex.c (expand_complex_libcall): New.
14708 (expand_complex_multiplication): Use it for c99 compliance.
14709 (expand_complex_division): Likewise.
14710 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14712 * builtins.c (built_in_names): Remove const.
14713 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14715 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14716 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14717 (built_in_names): Remove const.
14718 * c-common.c (c_common_type_for_mode): Handle complex modes.
14719 * flags.h, toplev.c (flag_complex_method): Rename from
14720 flag_complex_divide_method.
14721 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14722 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14723 * libgcc2.h: Declare them.
14724 * libgcc-std.ver: Export them.
14725 * mklibgcc.in (lib2funcs): Build them.
14727 2005-02-11 Steven Bosscher <stevenb@suse.de>
14729 PR tree-optimization/19876
14730 Partially revert my change from 2005-01-14
14731 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14732 (compute_antic): ...and remove the loop here.
14734 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14736 PR middle-end/19858
14737 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14738 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14740 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14741 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14743 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14745 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14746 offsets for the big-endian 32-bit case.
14748 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14750 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14752 2005-02-11 Dale Johannesen <dalej@apple.com>
14754 * cselib.c (cselib_process_insn): Clear out regs where
14755 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14756 * reload.c (find_equiv_reg): Ditto.
14758 2005-02-11 Ian Lance Taylor <ian@airs.com>
14760 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14763 * tree.c (build_function_type_list): Work correctly if there are
14766 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14768 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14769 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14770 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14771 TARGET_ZARCH instead of TARGET_64BIT.
14773 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14775 * config/rs6000/t-rtems:
14776 (MULTILIB_OPTIONS): Remove mcpu=602.
14777 (MUTLILIB_DIRNAMES): Remove m602.
14778 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14779 Let mcpu=602 match mcpu=603.
14780 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14782 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14784 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14785 signal trampolines.
14787 2005-02-10 David Daney <ddaney@avtrex.com>
14789 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14790 * config/i386/linux-unwind.h: Likewise.
14791 * config/ia64/linux-unwind.h: Likewise.
14792 * config/mips/linux-unwind.h: Likewise.
14793 * config/pa/linux-unwind.h: Likewise.
14794 * config/rs6000/linux-unwind.h: Likewise.
14795 * config/s390/linux-unwind.h: Likewise.
14796 * config/sh/linux-unwind.h: Likewise.
14797 * config/sparc/linux-unwind.h: Likewise.
14799 2005-02-10 Steven Bosscher <stevenb@suse.de>
14801 PR tree-optimization/17549
14802 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14803 TER to replace a DEF with its expression if the DEF and the
14804 rhs of the expression we replace into have the same root
14807 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14809 * config/mips/mips.md: Fix the placement of the match_scratch in the
14812 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14814 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14817 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14819 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14820 (strip_offset): Handle addresses.
14821 (add_address_candidates): Use strip_offset.
14822 (difference_cost): Reflect strip_offset change.
14823 (force_var_cost, difference_cost): Strip nops.
14825 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14827 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14829 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14830 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14831 config/cris/cris-protos.h, config/cris/cris.c: Update
14834 2005-02-10 Jeff Law <law@redhat.com>
14836 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14837 (lookup_avail_expr): Similarly.
14839 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14841 * builtins.c (fold_builtin_powi): New function.
14842 (fold_builtin_1): Call it.
14844 2005-02-10 Steven Bosscher <stevenb@suse.de>
14846 PR documentation/19309
14847 * doc/cpp.texi: The __GNUC__ and related predefined macros
14848 are also defined for the "standalone" cpp.
14849 Some non-GCC compilers may also define __GNUC__.
14851 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14854 * c-typeck.c (common_type): New routine. Old common_type renamed
14856 (c_common_type): ...this.
14857 (build_conditional_expr, build_binary_op): Use c_common_type instead
14860 2005-02-10 Steven Bosscher <stevenb@suse.de>
14862 * doc/md.texi: Replace @samp{length} with @code{length}.
14864 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14866 PR tree-optimization/18687
14867 * tree-flow.h (find_loop_niter): Declare.
14868 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14869 Try using scev even for loops with more than one exit.
14870 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14871 (struct ivopts_data): Added niters field.
14872 (struct nfe_cache_elt): New.
14873 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14875 (tree_ssa_iv_optimize_init): Initialize niters cache.
14876 (determine_number_of_iterations): Removed.
14877 (find_induction_variables): Do not call determine_number_of_iterations.
14878 Access niters for single exit through niter_for_single_dom_exit.
14879 (add_iv_outer_candidates): Access niters for single exit through
14880 niter_for_single_dom_exit.
14881 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14882 number_of_iterations_cond.
14883 (iv_period): New function.
14884 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14885 (may_replace_final_value): Take data argument. Use
14886 niter_for_single_dom_exit.
14887 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14888 (rewrite_use_compare): Pass data to may_eliminate_iv.
14889 (rewrite_use_outer): Pass data to may_replace_final_value.
14890 (free_loop_data): Clean up the niters cache.
14891 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14892 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14893 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14894 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14895 (num_ending_zeros): Moved to tree.c.
14896 * tree.h (num_ending_zeros): Declare.
14897 * tree.c (num_ending_zeros): Moved from tree.c.
14899 2005-02-09 Richard Henderson <rth@redhat.com>
14901 * builtins.c (DEF_BUILTIN): Add COND argument.
14902 * tree.h (DEF_BUILTIN): Likewise.
14903 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14904 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14906 (DEF_BUILTIN_STUB): New.
14907 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14908 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14909 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14910 * c-common.c (DEF_BUILTIN): Add COND argument.
14911 * tree.c (local_define_builtin): New.
14912 (build_common_builtin_nodes): New.
14914 2005-02-09 Roger Sayle <roger@eyesopen.com>
14916 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14917 floating point expression ignoring the sign of the result.
14918 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14919 (fold) <MULT_EXPR>: Use it to simplify x*x.
14920 * tree.h (fold_strip_sign_ops): Prototype here.
14921 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14922 argument. Use fold_strip_sign_ops to simplify the first argument.
14923 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
14924 first argument when the second argument is an even integer
14925 constant, but only with -funsafe_math_optimizations.
14926 (fold_builtin_1): Update call to fold_builtin_copysign.
14928 2005-02-09 Ian Lance Taylor <ian@airs.com>
14930 PR middle-end/19583
14931 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
14932 just check whether EH_FILTER_FAILURE falls through.
14934 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
14936 * gcc/haifa-sched.c (schedule_block): Make queued sched group
14937 insns return to ready list in the next turn.
14939 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14941 PR middle-end/19402
14942 * builtins.def: New __builtin_powi[lf].
14943 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
14944 (expand_builtin_powi): New function.
14945 (expand_builtin): Dispatch to expand_builtin_powi.
14946 * libgcc2.h: Add prototypes for __builtin_powi[lf].
14947 * libgcc2.c: Add __builtin_powi[lf] implementation.
14948 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
14949 * optabs.h: Add powi_optab.
14950 * optabs.c (init_optabs): Initialize powi_optab.
14951 * doc/extend.texi: Document __builtin_powi[lf].
14953 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
14955 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
14958 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14960 PR middle-end/19854
14961 * fold-const.c (try_move_mult_to_index): Remove redundant
14962 type argument. Create ADDR_EXPR with correct type.
14963 (fold): Update callers of try_move_mult_to_index. Convert
14964 result to the appropriate type.
14966 2005-02-09 Roger Sayle <roger@eyesopen.com>
14969 * config/avr/avr.c (default_rtx_costs): Delete.
14970 (avr_operand_rtx_cost): New function.
14971 (avr_rtx_costs): Completely rewrite.
14973 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
14976 * config/cris/cris.c (in_code): New variable.
14977 (cris_output_addr_const): Now a static function, a wrapper for
14979 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
14980 case from old cris_output_addr_const.
14981 (cris_asm_output_label_ref): Similar for LABEL_REF.
14982 (cris_output_addr_const_extra): Similar for UNSPEC.
14983 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
14984 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
14985 * config/cris/cris-protos.h (cris_output_addr_const): Remove
14987 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
14988 (cris_asm_output_label_ref): Declare.
14990 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
14992 PR preprocessor/19801
14993 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
14994 filenames that changed when libcpp was moved to the toplevel.
14996 2005-02-07 Roger Sayle <roger@eyesopen.com>
14998 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14999 zero extensions of BImode operands. Call lowpart_subreg instead
15000 of gen_lowpart_common and gen_lowpart_SUBREG.
15002 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
15005 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
15006 * configure.ac: Set cc_for_cross_gnattools.
15007 * configure: Regenerate.
15009 2005-02-08 Alan Modra <amodra@bigpond.net.au>
15012 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15014 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15017 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15018 of nested functions.
15020 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
15022 * doc/extend.texi: Document deprecated extensions allowing
15023 static floating-point members to have initializers and allowing
15024 floating-point literals in integral constant expressions.
15026 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
15028 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15029 config/darwin7.h, config/mips/mips.c,
15030 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15033 * cse.c: Update comments.
15035 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
15037 PR middle-end/19775
15038 * builtins.c (fold_builtin_sqrt): Transform
15039 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15042 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
15043 Dorit Naishlos <dorit@il.ibm.com>
15045 * doc/invoke.texi (ftree-vectorizer-verbose): New.
15046 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15047 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15049 * tree.h (vect_set_verbosity_level): New extern function declaration
15051 * tree-vectorizer.h (verbosity_levels): New enum type.
15052 * tree-vectorizer.c (vect_debug_stats): Function removed.
15053 (vect_debug_details): Likewise.
15054 (vect_verbosity_level): Global variable was defined and initialized.
15055 (vect_dump): Global variable definition.
15056 (vect_print_dump_info): New function.
15057 (vect_set_dump_settings): New function.
15058 (vect_set_verbosity_level): New function.
15059 (vectorize_loops): Add call to vect_set_dump_settings.
15061 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15062 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15063 (slpeel_tree_peel_loop_to_edge): Likewise.
15065 (vect_analyze_offset_expr): Call to vect_print_dump_info with
15066 appropriate verbosity level instead of call to vect_debug_details
15067 or vect_debug_stats.
15068 (vect_get_base_and_offset):
15069 (vect_create_addr_base_for_vector_ref):
15070 (get_vectype_for_scalar_type):
15071 (vect_create_data_ref_ptr):
15072 (vect_init_vector):
15073 (vect_get_vec_def_for_operand):
15074 (vect_finish_stmt_generation):
15075 (vectorizable_assignment):
15076 (vectorizable_operation):
15077 (vectorizable_store):
15078 (vectorizable_load):
15079 (vect_transform_stmt):
15080 (vect_update_ivs_after_vectorizer):
15081 (vect_do_peeling_for_loop_bound):
15082 (vect_update_inits_of_drs):
15083 (vect_do_peeling_for_alignment):
15084 (vect_transform_loop):
15085 (vect_is_simple_use):
15086 (vect_analyze_operations):
15087 (vect_is_simple_iv_evolution):
15088 (vect_analyze_scalar_cycles):
15089 (vect_analyze_data_ref_dependence):
15090 (vect_analyze_data_ref_dependences):
15091 (vect_compute_data_ref_alignment):
15092 (vect_enhance_data_refs_alignment):
15093 (vect_analyze_data_refs_alignment):
15094 (vect_analyze_data_ref_access):
15095 (vect_analyze_data_ref_accesses):
15096 (vect_analyze_pointer_ref_access):
15097 (vect_get_memtag_and_dr):
15098 (vect_analyze_data_refs):
15099 (vect_mark_relevant):
15100 (vect_stmt_relevant_p):
15101 (vect_mark_stmts_to_be_vectorized):
15102 (vect_can_advance_ivs_p):
15103 (vect_get_loop_niters):
15104 (vect_analyze_loop_form):
15105 (vect_analyze_loop):
15106 (vectorize_loops): Likewise.
15108 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15109 (vect_update_inits_of_drs):
15110 (vect_do_peeling_for_alignment):
15111 (vect_transform_loop):
15112 (vect_analyze_operations):
15113 (vect_analyze_scalar_cycles):
15114 (vect_analyze_data_ref_dependences):
15115 (vect_analyze_data_refs_alignment):
15116 (vect_analyze_data_ref_accesses):
15117 (vect_analyze_data_refs):
15118 (vect_mark_stmts_to_be_vectorized):
15119 (vect_get_loop_niters):
15120 (vect_analyze_loop_form):
15121 (vect_analyze_loop): Likewise.
15122 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15124 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15128 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15129 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15130 either -ffast-math or -funsafe-math-optimizations is in use.
15132 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15133 * config/mips/irix-csr.c: New file.
15134 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15135 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15136 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15139 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15141 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15142 redundant, incorrect definitions.
15144 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15146 ("*tls_indirect_call"): New, reference hard regs directly.
15147 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15149 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15151 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15152 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15154 2005-02-06 Roger Sayle <roger@eyesopen.com>
15156 PR rtl-optimization/19800
15157 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15158 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15161 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15163 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15165 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15168 * doc/invoke.texi: Correct documentation of -freorder-functions.
15170 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15173 * doc/invoke.texi: Don't mention gccbug.
15175 2005-02-06 Roger Sayle <roger@eyesopen.com>
15176 Andrew Pinski <pinskia@physics.uc.edu>
15177 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15179 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15180 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15181 into just (zero_extract:SI FOO (const_int 1) BAR).
15183 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15185 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15186 macro locally. Don't give last revision date. Use GCC version
15187 number from gcc-common.texi.
15188 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15189 revision date. Use GCC version number from gcc-common.texi.
15190 Describe being a library as current state rather than as 3.x
15192 * doc/gcc.texi: Remove last update date.
15193 * doc/gccint.texi: Likewise. Update copyright dates.
15194 * doc/install.texi: Update copyright dates.
15196 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15199 * doc/invoke.texi: Mention for each option included in -Wall that
15200 it is included in -Wall.
15201 * doc/gcc.texi: Update copyright and last modification date.
15203 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15205 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15206 unnecessary cast to original induction variable increments.
15208 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15210 PR tree-optimization/18219
15211 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15212 in distributed form.
15214 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15216 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15217 Set bitpos and offset later in the function. Do nothing if the
15218 target is a register and if the bitfield lies completely outside
15220 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15221 here. Return an uninitialised register if the source value is stored
15222 in a register and the bitfield lies completely outside that register.
15224 2005-02-06 Steven Bosscher <stevenb@suse.de>
15226 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15229 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15231 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15233 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15235 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15236 * config/darwin8.h: New.
15237 * config/darwin7.h: Update comment.
15239 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15240 Dorit Naishlos <dorit@il.ibm.com>
15242 * tree-vectorizer.h (LOC): New type.
15243 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15244 (loop_line_number): New field in struct _loop_vec_info.
15245 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15247 * tree-vectorizer.c (input.h): Included.
15248 (find_loop_location): New function.
15249 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15250 loop line number removed.
15251 (vect_debug_details): Likewise.
15252 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15254 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15255 call to vect_debug_details/stats changed from loop to loop_loc.
15256 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15257 (slpeel_tree_peel_loop_to_edge): Likewise.
15259 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15260 changed from NULL to UNKNOWN_LOC.
15261 (vect_get_base_and_offset):
15262 (vect_create_addr_base_for_vector_ref):
15263 (get_vectype_for_scalar_type):
15264 (vect_create_data_ref_ptr):
15265 (vect_init_vector):
15266 (vect_get_vec_def_for_operand):
15267 (vect_finish_stmt_generation):
15268 (vectorizable_assignment):
15269 (vectorizable_operation):
15270 (vectorizable_store):
15271 (vectorizable_load):
15272 (vect_transform_stmt):
15273 (vect_update_ivs_after_vectorizer):
15274 (vect_do_peeling_for_loop_bound):
15275 (vect_do_peeling_for_alignment):
15276 (vect_transform_loop):
15277 (vect_is_simple_use):
15278 (vect_analyze_operations):
15279 (vect_is_simple_iv_evolution):
15280 (vect_analyze_scalar_cycles):
15281 (vect_analyze_data_ref_dependences):
15282 (vect_compute_data_ref_alignment):
15283 (vect_enhance_data_refs_alignment):
15284 (vect_analyze_data_ref_access):
15285 (vect_analyze_data_ref_accesses):
15286 (vect_analyze_pointer_ref_access):
15287 (vect_get_memtag_and_dr):
15288 (vect_analyze_data_refs):
15289 (vect_mark_relevant):
15290 (vect_stmt_relevant_p):
15291 (vect_mark_stmts_to_be_vectorized):
15292 (vect_can_advance_ivs_p):
15293 (vect_get_loop_niters):
15294 (vect_analyze_loop):
15295 (vectorize_loops): Likewise.
15297 (vectorizable_load): Argument in call to vect_debug_details/stats
15298 changed from loop to LOOP_LOC (loop_vinfo).
15299 (vect_transform_loop):
15300 (vect_analyze_operations):
15301 (vect_analyze_scalar_cycles):
15302 (vect_analyze_data_ref_dependence):
15303 (vect_enhance_data_refs_alignment):
15304 (vect_analyze_data_ref_accesses):
15305 (vect_analyze_pointer_ref_access):
15306 (vect_analyze_data_refs):
15307 (vect_analyze_loop): Likewise.
15309 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15310 changed from loop to loop_loc.
15312 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15314 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15315 Dorit Naishlos <dorit@il.ibm.com>
15317 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15319 (vect_analyze_data_ref_dependences): Likewise.
15321 (vect_is_simple_use): Argument changed from loop structure to
15322 loop_vect_info structure.
15323 (vect_can_advance_ivs_p): Likewise.
15324 (vect_create_index_for_vector_ref): Likewise.
15325 (vect_update_ivs_after_vectorizer): Likewise.
15326 (new_stmt_vec_info): Likewise.
15328 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15329 changed from loop to loop_vinfo.
15330 (vect_create_data_ref_ptr): First argument in call to
15331 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15332 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15333 was changed from loop to loop_vinfo.
15334 (vectorizable_operation): Likewise.
15335 (vectorizable_store): Likewise.
15336 (vect_mark_stmts_to_be_vectorized): Likewise.
15337 (vect_do_peeling_for_loop_bound): First argument in call to
15338 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15339 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15340 was changed from loop to loop_vinfo.
15341 (vect_analyze_data_ref_dependences): Third argument in call to
15342 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15344 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15345 (vect_create_data_ref_ptr): Likewise.
15346 (vect_init_vector): Likewise.
15347 (vect_get_vec_def_for_operand): Likewise.
15348 (vectorizable_assignment): Likewise.
15349 (vectorizable_operation): Likewise.
15350 (vectorizable_store): Likewise.
15351 (vectorizable_load): Likewise.
15352 (vect_update_ivs_after_vectorizer): Likewise.
15353 (vect_is_simple_use): Likewise.
15354 (vect_analyze_data_ref_dependence): Likewise.
15355 (vect_analyze_pointer_ref_access): Likewise.
15356 (vect_can_advance_ivs_p): Likewise.
15358 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15359 before _stmt_vec_info.
15360 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15361 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15362 (new_stmt_vec_info): Argument changed from loop structure to
15363 loop_vect_info structure
15365 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15366 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15367 (vect_create_addr_base_for_vector_ref): Likewise.
15368 (vect_analyze_pointer_ref_access): Likewise.
15370 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15373 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15374 phi flag if the phi is abnormal.
15376 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15379 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15380 information for the new statement.
15382 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15385 * gcc.c (main): Include the target in -v output.
15387 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15389 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15390 Do not drop the extend if we'd have to add a paradoxical subreg
15391 later. Include optabs.h and insn-codes.h.
15392 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15394 2005-02-02 Roger Sayle <roger@eyesopen.com>
15396 PR middle-end/19405
15397 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15398 * fold-const.c (const_binop): Avoid constant folding floating
15399 point operations in modes that use composite representations.
15400 * simplify-rtx.c (simplify_binary_operation): Likewise.
15402 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15404 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15406 (altivec_dstt): Likewise.
15407 (altivec_dstst): Likewise.
15408 (altivec_dststt): Likewise.
15409 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15412 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15414 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15415 EXPR_LOCUS from orig_cond to the new cond_stmt.
15416 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15419 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15421 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15422 standard_iv_increment_position. Remove call to bsi_next
15423 (no need to bump the iterator anymore).
15424 (vect_create_index_for_vector_ref): Call
15425 standard_iv_increment_position. Remove second function argument.
15426 (vect_finish_stmt_generation): Remove call to bsi_next
15427 (no need to bump the iterator anymore).
15428 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15429 to vect_create_index_for_vector_ref.
15431 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15433 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15434 phis are used out of the loop.
15436 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15439 * c-decl.c (undef_nested_function): New variable.
15440 (pop_scope): Diagnose undefined nested functions.
15441 (finish_function): Don't attempt cgraph processing or genericizing
15442 if current top-level function contained an undefined nested
15443 function. Reset undef_nested_function at the end of a top-level
15446 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15448 * tree.c (build_int_cst_type): Take sign of the value into account
15449 when deciding whether sign extend the value.
15451 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15454 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15455 (cpp_options, cc1_options): Change %{std*&ansi} to
15456 %{std*&ansi&trigraphs}.
15458 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15460 * cse.c: Update comments.
15462 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15464 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15465 arguments go on the stack. Do not put complex doubles in odd/even
15468 2005-02-02 Steven Bosscher <stevenb@suse.de>
15470 * doc/invoke.texi: Update the options enabled at -O1, -O2,
15471 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
15472 -ftree-pre, and -fthread-jumps.
15474 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
15476 PR tree-optimization/19578
15477 * tree-flow.h (modified_noreturn_calls): Declare.
15478 (noreturn_call_p): Declare.
15479 * tree-flow-inline.h (noreturn_call_p): New function.
15480 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
15481 * tree-cfg.c (modified_noreturn_calls): New variable.
15482 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
15483 that contain a mid-block noreturn call.
15484 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
15486 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15488 * df.c (df_def_record_1, df_uses_record): Don't use
15490 * df.h (DF_FOR_REGALLOC): Remove.
15492 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15495 * c-typeck.c (really_start_incremental_init): Reset
15496 constructor_max_index for arrays of incomplete type.
15498 2005-02-02 Jeff Law <law@redhat.com>
15500 * gcse.c (struct reg_set): Store the block index where the register
15501 was set rather than the setting insn.
15502 (record_one_set, compute_transp): Corresponding changes.
15503 (pre_insert_copy_insn): Do not call replace_one_set.
15504 (replace_one_set): Remove.
15506 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15509 * doc/gcov.texi: Fix typo.
15511 2005-02-01 Richard Henderson <rth@redhat.com
15514 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
15515 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
15517 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
15518 * config/i386/i386-protos.h: Update.
15520 2005-02-01 Steven Bosscher <stevenb@suse.de>
15522 PR tree-optimization/19217
15523 * tree-cfg.c (verify_expr): Use the data field to see if TP was
15524 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
15525 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
15526 that it is walking a PHI node.
15528 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
15530 * doc/extend.texi (Nested Functions): Update.
15532 2005-02-01 Richard Henderson <rth@redhat.com>
15535 * optabs.c (expand_copysign_absneg): Export.
15536 * optabs.h (expand_copysign_absneg): Declare.
15537 * config/rs6000/rs6000.md (copysigntf3): New.
15539 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15541 PR tree-optimization/19633
15542 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
15543 * tree-ssa-alias.c (init_alias_info): Initialize.
15544 (merge_pointed_to_info): Set.
15545 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
15546 (dump_points_to_info_for): Show value of pt_null.
15547 (struct count_ptr_d): Declare.
15548 (find_ptr_dereference): Remove.
15549 (ptr_is_dereferenced_by): Remove.
15550 (count_ptr_derefs): New local function.
15551 (count_uses_and_derefs): New local function.
15552 (compute_points_to_and_addr_escape): Call it. If the number
15553 of dereferences is greater than zero, mark the pointer as
15554 dereferenced. If there are fewer dereferences than uses of
15555 the pointer, the pointer's value escapes.
15557 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15559 PR tree-optimization/19670
15560 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
15562 (verify_use): ... set it here, instead.
15564 2005-02-01 Janis Johnson <janis187@us.ibm.com>
15566 * doc/sourcebuild.texi (Test directives): Fix formatting.
15568 * doc/sourcebuild.texi (Test directives): Describe selector
15571 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
15573 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
15574 specific 64-bit CPUs.
15576 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
15579 * arm.c (arm_eliminable_register): New function.
15580 (adjacent_mem_locations): Don't allow eliminable registers. Use
15581 HOST_WIDE_INT for address offsets.
15582 * arm-protos.h (arm_eliminable_register): Add prototype.
15584 2005-02-01 Steven Bosscher <stevenb@suse.de>
15586 PR optimization/15242
15587 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
15588 * basic-block.h (duplicate_computed_gotos): Add prototype.
15589 * bb-reorder.c (duplicate_computed_gotos): New function to
15590 duplicate sufficiently small blocks ending in a computed jump.
15591 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
15592 if not optimizing for size.
15593 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
15594 never do tail merging for blocks ending in a computed jump.
15595 * doc/invoke.texi: Document the max-goto-duplication-insns param.
15597 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
15599 Patch from Richard Sandiford <rsandifo@redhat.com>
15600 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
15601 from inheriting a subreg equivalence with a non-spill register.
15603 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
15605 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
15607 * config/frv/frv.c (movcc_fp_destination_operand): New.
15608 (gpr_or_memory_operand): Fix typo in comment.
15609 (gpr_or_memory_operand_with_scratch): New.
15610 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
15611 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15612 movcc_fp_destination_operand.
15613 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15614 Legitimize memory addresses using a scratch register.
15616 2005-01-31 Jeff Law <law@redhat.com>
15618 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15619 bitmap a sparse bitmap instead of a simple bitmap.
15620 (mark_def_sites_initialize_block): Corresponding changes.
15621 (ssa_mark_def_sites_initialize_block): Likewise.
15622 (ssa_mark_phi_uses): Likewise.
15623 (mark_def_site, ssa_mark_def_sites): Likewise.
15624 (mark_def_site_blocks): Likewise.
15625 (rewrite_ssa_into_ssa): Likewise.
15627 * tree-ssa-dom.c (record_cond): Pass correct variable type
15628 for last argument to htab_find_slot_with_hash.
15630 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15631 effects when optimizing 0 % X. Do not try to optimize X % 0.
15633 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15635 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15638 2005-02-01 Eric Christopher <echristo@redhat.com>
15640 * config/mips/mips.c (override_options): Warn if -mint64
15642 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15645 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15647 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15649 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15650 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15651 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15652 (cached_regno): Initialize to INVALID_REGNUM.
15653 (cse_reg_info_table_size,
15654 cse_reg_info_table_first_uninitialized,
15655 cse_reg_info_timestamp): New.
15656 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15658 (init_cse_reg_info, get_cse_reg_info_1): New.
15659 (get_cse_reg_info): Cache the last look-up.
15660 (new_basic_block): Update the code to clear mappings from
15661 registers to cse_reg_info entries.
15662 (cse_main): Call init_cse_reg_info.
15664 * cse.c (get_cse_reg_info): Update a comment.
15666 2005-01-31 Steven Bosscher <stevenb@suse.de>
15669 * c-decl.c (start_decl): Do not warn about arrays of elements with
15670 an incomplete type here.
15671 (grokdeclarator): Do it here by making a pedwarn an error.
15672 * c-typeck.c (push_init_level): If there were previous errors with
15673 the constructor type, do not warn about braces for initializers.
15674 (process_init_element): Likewise for excess initializer elements.
15676 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15678 * cse.c (delete_trivially_dead_insn): Don't iterate.
15680 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15682 * config/rs6000/rs6000.md (copysignsf3): New expand.
15683 (copysigndf3): Likewise.
15685 2005-01-31 Steven Bosscher <stevenb@suse.de>
15687 * recog.c (constrain_operands): Only look for earlyclobber operand
15688 conflicts if an '&' constraint was seen.
15690 2005-01-31 Marc Espie <espie@openbsd.org>
15692 * config.gcc: Don't include embedded systems fragment, switches default
15693 debugging format to ELF.
15694 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15695 longer pick it up there.
15697 2005-01-31 Dale Johannesen <dalej@apple.com>
15699 * doc/extend.texi (nested functions): Fix linkage description.
15700 Clarify that static is not allowed.
15702 2005-01-31 Dale Johannesen <dalej@apple.com>
15704 * config/rs6000/darwin.md (movsf_low_di): Make work.
15705 (movdf_low_di): Make work.
15707 2005-01-31 Dale Johannesen <dalej@apple.com>
15709 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15710 Make work for 64 bit.
15712 2005-01-31 Roger Sayle <roger@eyesopen.com>
15713 Dale Johannesen <dalej@apple.com>
15715 PR middle-end/19650
15716 * fold-const.c (fold_binary_op_with_conditional_arg):
15717 Make types match original operands, before STRIP_NOPS.
15719 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15721 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15722 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15723 (struct gcc_sigcontext): Delete. Merge contents to..
15724 (struct gcc_ucontext): ..here.
15725 (get_sigcontext): Delete.
15726 (get_regs): New function, like get_sigcontext but return regs ptr.
15727 64-bit version finds regs from r1 to support vdso.
15728 (ppc_linux_aux_vector): New function.
15729 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15732 2005-01-31 Ira Rosen <irar@il.ibm.com>
15734 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15736 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15737 redundant fold. Fix misalignment for MINUS_EXPR.
15738 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15739 (vect_analyze_pointer_ref_access): Likewise.
15740 (vect_get_memtag_and_dr): Likewise.
15742 2005-01-31 Richard Henderson <rth@redhat.com>
15744 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15745 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15746 absnegdf2_i387, absnegxf2_i387): Likewise.
15748 2005-01-31 Richard Henderson <rth@redhat.com>
15751 * optabs.c (expand_copysign_absneg): New.
15752 (expand_copysign_bit): Split out from ...
15753 (expand_copysign): ... here. Use expand_copysign_absneg.
15755 2005-01-30 Roger Sayle <roger@eyesopen.com>
15757 PR middle-end/19697
15758 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15759 constant as the second operand and a register as the third.
15761 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15764 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15765 that dllimport'd functions do not use all call-clobbered registers
15766 to pass parameters.
15768 2005-01-30 Richard Henderson <rth@redhat.com>
15771 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15772 expand_abs_nojump and generalize. Use operand_subword and
15773 emit_no_conflict_block. Support large modes.
15774 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15776 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15777 negation to subtraction.
15778 (expand_copysign): Check that the format has signed zeros.
15779 Use operand_subword and emit_no_conflict_block. Support large modes.
15781 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15783 Fix PR tree-optimization/19624
15785 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15786 * tree-ssa-pre.c: Add cfgloop.h.
15788 (pre_stats): New member, constified.
15789 (inserted_exprs): New static variable.
15790 (NECESSARY): New macro.
15791 (create_expression_by_pieces): Fold the expression, and
15792 mark it as defaulting to not necessary. Also put in
15794 (fully_constant_expression): New function.
15795 (insert_into_preds_of_block): Modify to not insert phis when we
15796 are playing with induction variables.
15797 Push phis onto the inserted_exprs vector, and mark them as not
15798 necessary by default.
15799 (insert_aux): Call fully_constant_expression on eprime.
15800 If all edges produce the same value, mark it constant.
15801 (mark_operand_necessary): New function.
15802 (remove_dead_inserted_code): New function.
15803 (init_pre): Init loop optimizer to get loop info.
15804 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15805 (execute_pre): Commit edge inserts, then remove dead code.
15807 2005-01-30 Richard Henderson <rth@redhat.com>
15809 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15810 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15812 2005-01-30 Richard Henderson <rth@redhat.com>
15815 * config/i386/i386.c (ix86_expand_copysign): New.
15816 (ix86_split_copysign_const): New.
15817 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15818 rearrange op1/nmask operands.
15819 * config/i386/i386-protos.h: Update.
15820 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15821 (copysigndf3): Likewise.
15822 (copysignsf3_const, copysigndf3_const): New.
15823 (copysignsf3_var): Rename from copysignsf3, split out splitter
15824 and fix split predicate for X constraint.
15825 (copysigndf3_var): Similarly.
15827 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15829 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15830 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15831 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15833 2005-01-29 Richard Henderson <rth@redhat.com>
15836 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15837 of # and * in constraints.
15839 2005-01-29 Richard Henderson <rth@redhat.com>
15841 PR middle-end/19689
15842 * expr.c (store_field): Don't strip sub-mode cast when the input
15843 data is even smaller.
15845 2005-01-29 Richard Henderson <rth@redhat.com>
15847 PR middle-end/19687
15848 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15851 2005-01-29 Richard Henderson <rth@redhat.com>
15853 * combine.c (make_field_assignment): Fix argument order
15856 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15858 PR tree-optimization/15791
15859 * fold-const.c (extract_array_ref): New function.
15860 (fold): Fold comparisons between &a[i] and &a[j] or
15861 semantically equivalent trees.
15863 2005-01-29 Jeff Law <law@redhat.com>
15865 * gcse.c (insert_expr_in_table): Revamp handling of available
15866 and anticipatable occurrence lists to avoid unnecessary list
15868 (insert_set_in_table): Similarly.
15870 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15872 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15874 (c_build_qualified_type): Build qualified array types with
15875 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15876 * c-decl.c (c_make_fname_decl): Build unqualified array type
15877 before qualified type.
15878 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15879 type is qualified, not just if type itself is. Don't apply
15880 qualifiers to array type when declarator is processed. Apply
15881 qualifiers to field type whether or not it is an array type.
15882 Don't handle array types specially for applying qualifiers to
15884 * c-typeck.c (composite_type): Build unqualified element type and
15885 array type when forming composite of array types.
15886 (common_pointer_type, comptypes, comp_target_types,
15887 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15888 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15890 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15891 (args2) in variables a1 and a2.
15893 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15895 * cse.c (n_elements_made, max_elements_made): Remove.
15896 (insert): Don't touch n_elements_made.
15897 (cse_main): Don't touch n_elements_made or max_elements_made.
15899 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15902 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15903 configuration part of dp-bit.c to be lost.
15905 2005-01-28 Roger Sayle <roger@eyesopen.com>
15907 * expmed.c (expand_mult_highpart_optab): When attempting to use
15908 a non-widening multiplication in a wider mode, the operands need
15909 to be converted (zero or sign extended) to that mode.
15911 2005-01-28 Ian Lance Taylor <ian@airs.com>
15913 PR middle-end/16558
15914 PR middle-end/19583
15915 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15916 through if both operands fall through.
15918 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15920 * cse.c (fold_rtx) <PC>: Don't optimize.
15922 2005-01-28 Jeff Law <law@redhat.com>
15924 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15925 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
15927 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15929 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
15930 cse_reg_info_used_list_end): Remove.
15931 (cse_reg_info_list, cse_reg_info_list_free): New.
15932 (get_cse_reg_info): When allocating an instance of
15933 cse_reg_info, add it to the beginning of the cse_reg_info_list
15934 list. Remove code to maintain cse_reg_info_used_list.
15935 (new_basic_block): Reset the free list to the beginning of
15938 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
15940 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15941 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
15942 (frv_expand_mdpackh_builtin): New function.
15943 (frv_expand_builtin): Use it to expand __MDPACKH.
15944 * doc/extend.texi (__MDPACKH): Update documentation.
15946 2005-01-28 Uros Bizjak <uros@kss-loka.si>
15948 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
15949 SSE_FLOAT_MODE_P for use_sse computation.
15951 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
15954 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
15956 2005-01-27 Richard Henderson <rth@redhat.com>
15958 * builtins.c (expand_builtin_copysign): New.
15959 (expand_builtin): Call it.
15960 * genopinit.c (optabs): Add copysign_optab.
15961 * optabs.c (init_optabs): Initialize it.
15962 (expand_copysign): New.
15963 * optabs.h (OTI_copysign, copysign_optab): New.
15964 (expand_copysign): Declare.
15966 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
15967 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
15969 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15970 (ix86_expand_fp_absneg_operator): ... here.
15971 (ix86_split_copysign): New.
15972 * config/i386/i386-protos.h: Update.
15973 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
15974 (copysignsf3, copysigndf3): New.
15976 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
15977 (copysignsf3, ncopysignsf3): New.
15978 (copysigndf3, ncopysigndf3): New.
15979 (copysignxf3, ncopysignxf3): New.
15980 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
15982 2005-01-27 Arend Bayer <arend.bayer@web.de>
15983 Kazu Hirata <kazu@cs.umass.edu>
15985 * cse.c: (find_best_addr): Don't call copy_rtx before calling
15986 fold_rtx. Save cost recomputation if fold_rtx did nothing.
15987 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
15990 2005-01-27 Jeff Law <law@redhat.com>
15992 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
15993 definitions of SSA_NAMEs which are not being rewritten.
15994 (rewrite_ssa_into_ssa): Only initialize the current definition
15995 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15996 If checking is enabled, assert that SSA_NAME_AUX is clear for all
15997 SSA_NAMEs before returning.
15999 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
16001 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
16002 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
16003 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
16004 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
16005 config/mips/iris6.h, config/sh/sh.c: Update copyright.
16007 2005-01-27 Steven Bosscher <stevenb@suse.de>
16009 PR middle-end/17278
16010 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16011 higher to -O2 and higher. Likewise for tree PRE.
16012 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16015 2005-01-27 Ian Lance Taylor <ian@airs.com>
16017 PR middle-end/19583
16018 * gimple-low.c (try_catch_may_fallthru): New static function.
16019 (block_may_fallthru): Handle TRY_CATCH_EXPR.
16020 * tree-inline.c (expand_call_inline): Don't warn about reaching
16021 the end of a non-void function being inlined if the function uses
16024 2005-01-27 Jakub Jelinek <jakub@redhat.com>
16026 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16029 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16030 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16031 (implicitly_declare): Handle error_mark_node.
16033 2005-01-27 Richard Henderson <rth@redhat.com>
16036 * tree.h (struct tree_decl): Add debug_expr_is_from.
16037 (DECL_DEBUG_EXPR_IS_FROM): New.
16038 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16039 * dwarf2out.c (dwarf2out_var_location): Update to match.
16040 * tree-outof-ssa.c (create_temp): Likewise.
16041 * var-tracking.c (track_expr_p): Likewise.
16042 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16043 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16044 * toplev.c (default_tree_printer): Likewise.
16046 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16048 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16049 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16051 2005-01-27 Steven Bosscher <stevenb@suse.de>
16053 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16054 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16055 ASM_CLOBBERS): Add tree checks.
16057 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16058 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16059 * c-common.def (SWITCH_STMT): Update to match.
16060 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16061 macros instead of SWITCH_EXPR ones.
16062 * c-dump.c (c_dump_tree): Likewise.
16063 * c-gimplify.c (gimplify_switch_stmt): Likewise.
16064 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16066 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16068 2005-01-27 Alan Modra <amodra@bigpond.net.au>
16070 * unwind-dw2.c (execute_stack_op): Add missing cases for
16071 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16073 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
16075 * config.gcc (Obsolete configurations): Remove 'dummy', add
16076 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16079 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16081 PR tree-optimization/19633
16082 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16084 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16085 are no call-clobbered variables.
16086 * tree-outof-ssa.c (check_replaceable): Return false for calls
16089 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16091 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16092 even for variables with NULL DECL_INITIAL.
16094 2005-01-26 Stuart Hastings <stuart@apple.com>
16096 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16098 2005-01-26 Richard Henderson <rth@redhat.com>
16100 PR middle-end/18008
16101 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16103 * expr.c (store_field): Strip conversions to odd-bit-sized types
16104 if the destination field width matches.
16106 2005-01-26 Richard Henderson <rth@redhat.com>
16108 * c-decl.c, expmed.c, expr.c: Revert last change.
16110 2005-01-26 Richard Henderson <rth@redhat.com>
16112 PR middle-end/18008
16113 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16115 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16116 if we don't need the bits above those present in the current mode.
16117 * expr.c (store_field): Strip conversions to odd-bit-sized types
16118 if the destination field width matches.
16120 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16122 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16123 either -ffast-math or -funsafe-math-optimizations is in use.
16125 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16129 * config/avr/avr.c (notice_update_cc): Only set condition code for
16130 ashrqi3 if shift count > 0.
16131 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16132 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16133 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16134 count <= 0 as a no-op, and shift count >= width by copying zero
16135 or sign bit to all bits of the result.
16136 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16137 count, with attribute "length" set to 0 and "cc" set to "none".
16139 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16141 * doc/invoke.texi: Document -mTLS.
16143 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16144 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16145 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16146 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16147 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16148 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16149 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16150 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16152 * configure.ac: Check for a TLS capable gas.
16154 * configure: Regenerate.
16156 2005-01-26 Richard Henderson <rth@redhat.com>
16158 PR middle-end/18008
16159 * combine.c (make_field_assignment): Simplify store to zero_extract
16160 from a source with an overlapping mask.
16162 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16164 2004-11-11 Eric Christopher <echristo@redhat.com>
16166 * config/frv/frv.md: Add fr400_integer automaton. Don't
16167 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16170 2005-01-26 Steven Bosscher <stevenb@suse.de>
16172 PR middle-end/16585
16173 * cfgbuild.c (make_edges): Do not clear or set
16174 current_function_has_computed_jump.
16175 * function.h (struct function): Remove the has_computed_jump field.
16176 (current_function_has_computed_jump): Do not define.
16177 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16178 in a computed jump. Ignore current_function_has_computed_jump.
16180 2005-01-26 Richard Henderson <rth@redhat.com>
16182 PR middle-end/19515
16183 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16184 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16186 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16187 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16188 objects into static storage if they have more than one non-zero value.
16189 * tree.h (categorize_ctor_elements): Update decl.
16191 2005-01-26 Steven Bosscher <stevenb@suse.de>
16193 PR middle-end/19616
16194 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16195 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16196 to this function from 2004-07-10.
16197 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16198 the current function for tail call optimizations if the address
16199 of one of it its arguments is taken.
16201 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16203 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16205 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16207 * function.c (expand_function_end): If current_function_calls_alloca,
16208 emit stack restore in a place that is reached when the function falls
16209 through at the end.
16211 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16213 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16214 rule to avoid matching inappropriate suffix rule.
16216 2005-01-26 Jan Hubicka <jh@suse.cz>
16218 PR tree-optimization/19241
16219 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16221 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16223 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16224 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16226 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16227 <sim*>: Always use crt1.o, regardless of N in simN.
16228 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16229 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16230 (CRT_CALL_STATIC_FUNCTION): Remove.
16231 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16232 use crt1.o, regardless of N in simN.
16233 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16234 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16235 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16236 case isystem setting.
16237 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16239 2005-01-25 Ian Lance Taylor <ian@airs.com>
16241 * gimple-low.c (block_may_fallthru): Correct handling of
16242 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16244 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16246 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16247 handlers to match indentation; nested under the mtune=* handler.
16248 Similar for mcpu= and march=.
16250 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16252 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16253 * config/mips/linux64.h (LIB_SPEC): Likewise.
16254 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16255 * config/sh/linux.h (LIB_SPEC): Likewise.
16257 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16259 * config/frv/frv.c (frv_legitimize_tls_address): New.
16260 (TARGET_HAVE_TLS): Define.
16261 (FRV_SYMBOL_REF_TLS_P): Define.
16262 (frv_override_options): Handle new register classes.
16263 (frv_legitimate_address_p): Reject tls addresses.
16264 (frv_legitimize_address): Handle TLS addresses.
16265 (gen_inlined_tls_plt): New.
16266 (gen_tlsmoff): New.
16267 (frv_legitimize_tls_address): New.
16268 (unspec_got_name): Add TLS entries.
16269 (got12_operand): Add R_FRV_TLSMOFF12 case.
16270 (frv_emit_move): Fixup TLS addresses.
16271 (frv_emit_movsi): Legitimize TLS addresses.
16273 * config/frv/frv.h (MASK_BIG_TLS): New.
16274 (TARGET_BIG_TLS): New.
16275 (HAVE_AS_TLS): Define.
16276 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16277 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16278 (REG_CLASS_NAMES): Same.
16279 (REG_CLASS_CONTENTS): Same.
16280 (CONSTRAINT_LEN): New.
16281 (REG_CLASS_FROM_CONSTRAINT): New.
16282 (PREDICATE_CODES): Add symbolic_operand.
16284 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16285 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16286 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16287 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16288 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16289 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16290 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16291 GR9_REG, GR14_REG, LRREG.
16292 (type): Add load_or_call attribute.
16293 ("load_or_call"): New reservation.
16294 ("call_gettlsoff"): New.
16295 ("tls_indirect_call"): New.
16296 ("tls_load_gottlsoff12"): New.
16297 ("tlsoff_hilo"): New.
16298 ("tls_tlsdesc_ldd"): New.
16299 ("tls_tlsoff_ld"): New.
16302 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16304 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16306 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16307 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16308 * config/frv/frv.c (TLS_BIAS): Define.
16309 (frv_output_dwarf_dtprel): New.
16311 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16313 PR rtl-optimization/19579
16314 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16315 both A and B, see if they don't clobber registers the other expr uses.
16317 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16319 * real.c (do_add): Initialize signalling and canonical members.
16321 * real.c (real_from_integer): Zero out destination.
16323 2005-01-18 Jan Hubicka <jh@suse.cz>
16325 PR tree-optimize/19337
16326 * tree-inline.c (initialize_inlined_parameters): Copy
16327 saved_static_chain_decl only.
16329 2005-01-25 Richard Henderson <rth@redhat.com>
16333 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16334 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16335 80387 enabled, to return a proper subclass. Return the subset that
16336 overlaps with GENERAL_REGS for PLUS.
16337 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16339 2005-01-25 Richard Henderson <rth@redhat.com>
16341 PR middle-end/19609
16342 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16344 2005-01-25 Roger Sayle <roger@eyesopen.com>
16346 * expmed.c (choose_multiplier): Change interface to return the
16347 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16348 (expand_divmod): Update calls to choose_multiplier.
16350 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16352 PR middle-end/19330
16353 * expmed.c (extract_bit_field): Use adjust_address instead of
16354 gen_lowpart when op0 is a MEM.
16356 2005-01-24 Steven Bosscher <stevenb@suse.de>
16358 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16360 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16362 * config/mips/irix-csr.c: New file.
16363 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16364 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16365 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16368 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16371 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16372 sparc/elf.h, add sparc/sp-elf.h.
16373 (sparc-*-rtems*): Likewise.
16374 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16375 tm-dwarf2.h, add sparc/sp-elf.h.
16376 (sparc86x-*-elf): Likewise.
16377 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16378 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16379 TARGET_OS_CPP_BUILTINS.
16380 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16381 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16383 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16384 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16385 (SWITCH_TAKES_ARG): Likewise.
16386 (LOCAL_LABEL_PREFIX): Likewise.
16387 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16388 (TARGET_N_FORMAT_TYPES): Delete.
16389 (TARGET_FORMAT_TYPES): Likewise.
16390 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16391 * config/sparc/elf.h: Delete.
16392 * config/sparc/sp-elf.h: New file.
16394 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16396 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16397 * tree-flow.h: Remove the corresponding prototype.
16398 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16399 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16401 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16404 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16405 for AIX ABI or ELF -fPIC.
16406 (rs6000_emit_load_toc_table): Don't create toc_section here.
16407 (rs6000_xcoff_file_start): Nor here.
16409 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16411 * sh.c (ra.h): Don't #include.
16412 (hard_regs_intersect_p): New function, resurrected from ra.c.
16414 * sh.c: Fix 1996 Copyright.
16416 2005-01-24 Richard Henderson <rth@redhat.com>
16417 Aldy Hernandez <aldyh@redhat.com>
16419 * regrename.c (note_sets): Handle subregs.
16421 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16424 * genconditions.c (write_header, write_conditions): Elide file if
16427 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16429 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16430 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16433 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16435 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16436 expand_builtin_printf, expand_builtin_fprintf,
16437 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16438 checking against POINTER_TYPE.
16439 (validate_arglist): Handle POINTER_TYPE code by checking
16442 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16444 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16445 init_rtlanal): New.
16446 (for_each_rtx): Call for_each_rtx_1.
16447 * rtl.h (init_rtlanal): Declare.
16448 * toplev.c (backend_init): Call init_rtlanal.
16450 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16452 * flow.c (propagate_one_insn): Formatting.
16454 PR middle-end/19551
16455 * flow.c (libcall_dead_p): Be more conservative if unsure.
16456 If there are any instructions between insn and call, see if they are
16457 all dead before saying the libcall is dead.
16459 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16461 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16462 operand constraint for operand 0.
16464 2005-01-23 Richard Henderson <rth@redhat.com>
16467 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
16468 edges leading to join block.
16470 2005-01-23 Roger Sayle <roger@eyesopen.com>
16472 * expmed.c (expand_mult_highpart): Make static. Change type of
16473 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
16474 (expand_divmod): Updates calls to expand_mult_highpart by using
16475 gen_int_mode to pass a CONST_INT rtx.
16476 * rtl.h (expand_mult_highpart): Remove prototype.
16478 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16480 * flow.c (regset_bytes, regset_size): Remove.
16482 * cfganal.c: Fix a reference to Harvey's paper.
16484 2005-01-23 Steven Bosscher <stevenb@suse.de>
16486 PR rtl-optimization/19464
16487 * tree-optimize.c (init_tree_optimization_passes): Add one more
16488 copyrename pass just before out-of-ssa.
16490 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
16493 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
16494 * ggc-none.c (ggc_free): Define.
16496 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16498 * cse.c (max_reg, max_insn_uid): Remove.
16499 (cse_main): Don't access max_reg or max_insn_uid.
16501 * c-common.c (explicit_flag_signed_bitfields,
16502 lang_statement_code_p, lang_expand_function_end): Remove.
16503 * c-common.h: Remove the corresponding declarations.
16504 * c-opts.c (c_common_handle_option): Remove all write access
16505 to explicit_flag_signed_bitfields.
16507 * cgraph.c (cgraph_varpool_n_nodes): Remove.
16508 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
16509 * cgraph.h: Remove the corresponding declaration.
16511 * gcse.c (null_pointer_info): Remove.
16513 2005-01-23 Roger Sayle <roger@eyesopen.com>
16514 Eric Botcazou <ebotcazou@libertysurf.fr>
16516 * combine.c (simplify_logical): Only simplify logical expressions
16517 of the form ior(and(x,y),z) by the inverse distributive law if the
16518 result is cheaper than the original.
16520 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16522 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16523 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
16524 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
16525 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
16526 config/freebsd-spec.h, config/arm/arm.h,
16527 config/h8300/h8300.md, config/i386/i386.md,
16528 config/i386/predicates.md, config/i386/sse.md,
16529 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
16530 config/vax/vax.md: Fix comment typos. Follow spelling
16533 2005-01-23 Steven Bosscher <stevenb@suse.de>
16535 * gengtype.c (walk_type): Produce `not equal to' compares for loop
16536 tests, instead of `less than'.
16538 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
16540 * function.c (assign_parm_setup_block): When creating a new stack slot
16541 for a parameter, get its alignment from the parameter's DECL_ALIGN
16542 rather than the type's TYPE_ALIGN. Make sure that the parameter
16543 is at least word aligned.
16545 2005-01-22 Roger Sayle <roger@eyesopen.com>
16547 PR middle-end/19378
16548 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
16550 2005-01-22 Richard Henderson <rth@redhat.com>
16553 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
16554 in both compare operands.
16555 (movdfcc_1_sse_max): Likewise.
16556 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
16557 (movdfcc_1_sse): Likewise.
16558 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
16559 scratch register as needed.
16561 2005-01-22 Richard Henderson <rth@redhat.com>
16563 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
16565 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
16567 2005-01-22 Richard Henderson <rth@redhat.com>
16569 * genopinit.c (optabs): Use smin/smax for floating point too.
16570 * doc/md.texi: Update to match. Clarify that floating point
16571 results are undefined for +0/-0 and NaN.
16572 * doc/rtl.texi: Likewise.
16573 * rtl.def (SMIN, SMAX): Likewise
16574 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
16576 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
16577 leading 's' to the name.
16578 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
16579 smaxxf3, sminxf3): Likewise.
16580 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
16583 2005-01-22 Paul Brook <paul@codesourcery.com>
16585 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
16587 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
16589 * config/s390/s390.c (struct processor_costs): New fields
16590 dlgr, dlr, dr, dsgfr, dsgr.
16591 (z900_cost, z990_cost): Values for new fields.
16592 (s390_rtx_costs): New cases MEM und COMPARE in switch
16593 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
16594 DIV, MOD, UDIV, UMOD.
16596 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16598 * config/s390/s390.md ("doloop_si64"): Reload input value directly
16599 into the register being decremented.
16600 ("doloop_si31", "doloop_di"): Likewise.
16601 ("*doloop_si_long"): Adapt pattern.
16603 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16605 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
16607 (CLASS_MAX_NREGS): Likewise.
16609 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
16611 * doc/tree-ssa.texi (Statement Operands): Add example for new
16612 must-def macro. Note deprecation of old operands interface.
16614 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16616 PR tree-optimization/19484
16617 * tree-cfg.c (remove_fallthru_edge): New function.
16618 (cleanup_control_flow): Remove fallthru edges from calls that are
16619 now known not to return.
16621 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16623 Fix PR tree-optimization/19038
16624 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16625 copies with loop variant ones.
16627 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16629 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16630 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16631 config/alpha/alpha.md, config/alpha/predicates.md,
16632 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16633 config/sparc/sol2.h: Update copyright.
16635 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16636 first label to see if it is a nonlocal label.
16638 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16639 Andrew Pinski <pinskia@physics.uc.edu>
16642 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16643 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16645 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16647 * config/rs6000/rtems.h: Update copyright.
16649 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16652 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16653 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16654 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16656 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16659 * c-typeck.c (convert_arguments): Check for error_mark_node.
16661 2005-01-21 Ian Lance Taylor <ian@airs.com>
16663 PR tree-optimization/13000
16664 * tree-inline.c: Include "tree-flow.h".
16665 (expand_call_inline): If warn_return_type, warn if non-void inline
16666 function falls through.
16667 * tree-cfg.c (execute_warn_function_return): Don't warn about
16668 control reaching end if TREE_NO_WARNING is set. Set
16670 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16672 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16673 branch if we don't need one.
16674 * c-typeck.c: Include "tree-flow.h"
16675 (c_finish_bc_stmt): Don't add a goto if the current statement
16676 list doesn't fall through to the current point.
16678 2005-01-21 Roger Sayle <roger@eyesopen.com>
16680 PR rtl-optimization/576
16681 * real.c (real_arithmetic): Change return type from void to bool
16682 to return an indication that the result may be inexact.
16683 * real.h (real_arithmeric): Update prototype.
16684 * fold-const.c (const_binop): Don't constant fold floating
16685 point expressions when the user specifies -frounding-math and
16686 the result may depend upon the run-time rounding mode.
16687 (fold_convert_const_real_from_real): Clean-up.
16688 (fold_initializer): Ignore flag_rounding_math for initializers.
16689 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16690 constant fold FP operations with flag_rounding_math if the
16691 result may depend upon the run-time rounding mode.
16693 2005-01-21 Tom Tromey <tromey@redhat.com>
16695 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16697 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16699 * tree-cfg.c: Fix comment typos.
16701 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16703 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16704 around the call to rest_of_handle_branch_target_load_optimize.
16706 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16708 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16709 (sparc64-*-openbsd*): Likewise.
16710 (sparclite-*-elf*): Include tm-dwarf2.h.
16711 (sparc86x-*-elf*): Likewise.
16712 (sparc64-*-elf*): Likewise.
16713 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16714 (DBX_DEBUGGING_INFO): Likewise.
16715 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16716 (PREFERRED_DEBUGGING_TYPE): Likewise.
16717 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16718 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16719 (PREFERRED_DEBUGGING_TYPE): Likewise.
16720 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16721 (PREFERRED_DEBUGGING_TYPE): Likewise.
16722 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16724 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16727 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16729 2005-01-20 Paul Brook <paul@codesourcery.com>
16731 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16733 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16735 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16736 label is first in a sequence of labels.
16738 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16740 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16741 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16743 * doc/sourcebuild.texi (Test Directives): New.
16745 2005-01-20 Roger Sayle <roger@eyesopen.com>
16747 * real.c (real_floor): Don't leave the result uninitialized when
16748 mode is VOIDMode, but return the unrounded intermediate value.
16749 (real_ceil): Likewise.
16751 2005-01-20 Paul Brook <paul@codesourcery.com>
16753 * config/arm/arm.md (insv): Use gen_int_mode.
16755 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16757 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16758 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16759 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16760 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16761 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16763 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16766 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16767 fbreg, so we have to assume we can't.
16768 (loc_descriptor_from_tree_1): Ditto.
16769 (containing_function_has_frame_base): New function.
16770 (add_location_or_const_value_attribute): Use it.
16771 Also try to generate a frame_base from a single element location
16774 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16776 PR tree-optimization/15349
16777 * timevar.def (TV_TREE_MERGE_PHI): New.
16778 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16780 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16781 calls to tree_forwarder_block_p.
16782 (remove_forwarder_block_with_phi, merge_phi_nodes,
16783 gate_merge_phi, pass_merge_phi): New.
16784 * tree-optimize.c (init_tree_optimization_passes): Add
16786 * tree-pass.h: Add an extern for pass_merge_phi;
16788 2005-01-20 Richard Henderson <rth@redhat.com>
16791 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16792 (_mm_castps_pd, _mm_castps_si128): New.
16793 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16795 2005-01-20 Richard Henderson <rth@redhat.com>
16798 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16799 __builtin_ia32_vec_init_v2si.
16800 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16801 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16802 (ix86_init_mmx_sse_builtins): Create it.
16803 (ix86_expand_builtin): Expand it.
16804 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16805 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16806 (vec_extractv2si_0, vec_extractv2si_1): New.
16808 2005-01-20 Richard Henderson <rth@redhat.com>
16811 * config/i386/i386.c (ix86_expand_push): New.
16812 * config/i386/mmx.md (push<MMXMODE>1): New.
16813 * config/i386/sse.md (push<SSEMODE>1): New.
16814 * config/i386/i386-protos.h: Update.
16816 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16818 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16821 2005-01-20 Richard Henderson <rth@redhat.com>
16823 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16824 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16826 2005-01-19 Richard Henderson <rth@redhat.com>
16829 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16830 to V4SFmode in SSE1 fallback load path.
16832 2005-01-19 Richard Henderson <rth@redhat.com>
16834 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16835 in QImode expansion to ix86_expand_vector_set.
16836 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16838 2005-01-19 Richard Henderson <rth@redhat.com>
16841 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16842 subclass of the input class.
16843 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16844 Always true for cross-SSE1 classes. Rationalize conditionals.
16845 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16846 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16847 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16848 (movdi_2): Add MMX/SSE zeros.
16849 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16850 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16851 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16852 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16853 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16854 (zero_extendsidi2_rex64_1): Remove.
16855 (MOV0 peephole): Check GENERAL_REG_P.
16857 2005-01-19 Richard Henderson <rth@redhat.com>
16860 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16862 (ix86_expand_vector_extract): Likewise.
16864 2005-01-19 Richard Henderson <rth@redhat.com>
16866 PR middle-end/19304
16867 * expr.c (emit_move_change_mode): New argument force; use
16868 simplify_gen_subreg if true.
16869 (emit_move_via_alt_mode): Merge into ...
16870 (emit_move_via_integer): ... here.
16871 (emit_move_ccmode): Use emit_move_change_mode directly.
16873 2005-01-19 Richard Henderson <rth@redhat.com>
16876 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16877 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16878 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16880 (alpha_emit_set_const): Likewise. Make static.
16881 (alpha_emit_set_long_const): Make static.
16882 (alpha_extract_integer): Split out from alpha_expand_mov.
16883 (alpha_split_const_mov): Likewise.
16884 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16885 (alpha_legitimate_constant_p): New.
16886 * config/alpha/alpha-protos.h: Update.
16887 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16888 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16889 * config/alpha/alpha.md (movsi): Add n alternative.
16890 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16891 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16892 (splitters for all of the above): Use alpha_split_const_mov.
16893 * config/alpha/predicates.md (non_add_const_operand): New.
16894 (non_zero_const_operand): New.
16895 (input_operand): Use alpha_legitimate_constant_p after reload.
16897 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16899 PR tree-optimization/19038
16900 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16901 (add_candidate): Add ivs with increment in latch only if
16902 allow_ip_end_pos_p is true.
16903 (determine_iv_cost): Use empty_block_p.
16905 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16907 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16908 (compute_dominance_frontiers): Ditto.
16910 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16913 * config/sh/t-rtems: New.
16914 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16916 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16918 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16919 the offset of the selected field.
16921 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
16923 * tree-cfg.c (remove_forwarder_block): Fix the check to
16924 prevent a nonlocal label from appearing in the middle of a
16927 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
16929 PR rtl-optimization/19462
16930 * reorg.c (find_end_label): Create return insn only if
16931 current_function_epilogue_delay_list is empty.
16933 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
16935 * doc/passes.texi: Remove paragraph mentioning new-ra.
16937 2005-01-19 Jakub Jelinek <jakub@redhat.com>
16939 PR rtl-optimization/15139
16940 * combine.c: Include params.h.
16941 (count_rtxs): New function.
16942 (record_value_for_reg): If replace_rtx would replace at least
16943 2 occurrences of REG in VALUE and TEM is really large, replace REG with
16944 (clobber (const_int 0)) instead of TEM.
16945 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
16946 * params.h (MAX_LAST_VALUE_RTL): New.
16947 * Makefile.in (combine.o): Depend on $(PARAMS_H).
16948 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
16951 * c-typeck.c (digest_init): Only call build_vector if all constructor
16952 elements are *_CST nodes.
16953 * gimplify.c (gimplify_init_constructor): Likewise.
16955 PR middle-end/19164
16956 * c-typeck.c (digest_init): Only call build_vector if inside_init
16959 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
16961 * toplev.c (init_asm_output): Remove dead #ifdef.
16963 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
16965 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
16967 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16969 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
16970 accessing DECL_FUNCTION_CODE.
16971 * dojump.c (do_jump): Likewise.
16972 * gimplify.c (gimplify_call_expr): Likewise.
16973 * predict.c (expr_expected_value): Likewise.
16974 (strip_builtin_expect): Likewise.
16975 * tree-inline.c (estimate_num_insns_1): Likewise.
16976 * tree-ssa-loop-im.c (stmt_cost): Likewise
16977 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
16978 (tree_expr_nonnegative_p): Likewise.
16980 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16982 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
16983 variant of the load_pcrel_sym pattern.
16984 * config/sparc/sparc.md (P macro): Move to the top.
16985 (load_pcrel_sym): Macroize using P.
16986 (save_register_window): Likewise.
16988 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
16990 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
16991 ("sordered"): Same.
16993 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
16996 * c-typeck.c (build_asm_expr): Strip nops off
16997 input memory operands.
16999 2005-01-18 David Edelsohn <edelsohn@gnu.org>
17001 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
17002 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
17003 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
17004 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
17006 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
17009 * config/i386/i386.c (override_options): If the 80387 is disabled,
17010 then do not return FP values using FP registers.
17012 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
17014 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17015 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17016 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17017 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17018 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17019 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17020 output.h, postreload-gcse.c, postreload.c, recog.c,
17021 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17022 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17023 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17024 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17025 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17026 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17027 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17028 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17030 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17031 config/alpha/alpha.c, config/arm/vfp.md,
17032 config/i386/emmintrin.h, config/i386/i386-modes.def,
17033 config/i386/i386-protos.h, config/i386/i386.h,
17034 config/i386/pmmintrin.h, config/i386/ppro.md,
17035 config/i386/predicates.md, config/i386/xmmintrin.h,
17036 config/i860/i860.c, config/ia64/ia64-modes.def,
17037 config/ia64/ia64-protos.h, config/ia64/ia64.h,
17038 config/ia64/ia64.md, config/ia64/itanium1.md,
17039 config/ia64/itanium2.md, config/ia64/predicates.md,
17040 config/iq2000/iq2000.h, config/mips/linux64.h,
17041 config/rs6000/aix41.h, config/rs6000/aix43.h,
17042 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17043 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17044 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17045 config/sparc/linux64.h, config/sparc/litecoff.h,
17046 config/sparc/sp64-elf.h, config/sparc/sparc.c,
17047 config/sparc/sparc.h, config/sparc/sparc.md,
17048 config/sparc/sysv4-only.h: Update copyright.
17050 2005-01-18 Richard Henderson <rth@redhat.com>
17053 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17055 2005-01-18 Marc Espie <espie@openbsd.org>
17056 * config/i386/openbsdelf.h: Typo.
17058 2005-01-18 Richard Henderson <rth@redhat.com>
17060 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17061 special case for sse.
17062 * config/i386/predicates.md (sse_comparison_operator): Likewise.
17064 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
17066 * tree-inline.c (estimate_num_insns_1): Added cases for
17067 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17069 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17071 PR rtl-optimization/19296
17072 * combine.c (simplify_comparison): Rewrite the condition under
17073 which a non-paradoxical SUBREG of a PLUS can be lifted when
17074 compared against a constant.
17076 2005-01-18 Andi Kleen <ak@muc.de>
17078 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17079 * c.opt (-Wpointer-sign): Add.
17080 * doc/invoke.texi: (-Wpointer-sign): Add.
17082 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17084 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17085 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17086 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17087 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17088 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17089 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17090 for TARGET_MIX_SSE_I387.
17091 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17092 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17093 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17094 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17095 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17096 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17097 TARGET_MIX_SSE_I387.
17098 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17101 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17104 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17105 Add movaps alternative for xmm reg->reg move.
17107 2005-01-17 Jeff Law <law@redhat.com>
17109 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17110 at the end of the main DOM loop rather than just before DOM exits.
17112 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17114 PR tree-optimization/19121
17115 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17116 adding aliases to a name tag, also add them to the pointer's
17118 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17119 sensitive alias info at all. Only check that the two pointers
17120 have compatible pointed-to sets.
17121 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17122 a pointer's type tag is a superset of the alias set of the
17123 pointer's name tag.
17125 2005-01-17 James E Wilson <wilson@specifixinc.com>
17128 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17129 comment to document why.
17131 2005-01-17 Richard Henderson <rth@redhat.com>
17133 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17134 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17135 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17136 sse2_vmsminv2df3_finite): New.
17137 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17138 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17139 Force op1 into register.
17141 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17143 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17144 bubblestrap from always rebuilding build directory.
17146 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17148 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17149 ("*cmpmem_short"): Likewise.
17151 2005-01-17 Steven Bosscher <stevenb@suse.de>
17153 * basic-block.h: Document BB_* flags.
17154 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17155 use an sbitmap instead.
17156 * sched-rgn.c (compute_trg_info): Likewise.
17158 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17160 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17161 redundant target_cpu_default and extra_parts lines. Use the default
17163 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17164 (SUBTARGET_EXTRA_SPECS): Delete.
17165 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17166 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17167 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17168 and "n32" for -mabi=n32.
17170 2005-01-17 Ian Lance Taylor <ian@airs.com>
17173 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17174 fold constant variables into initial values.
17176 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17178 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17180 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17181 through the statements backward.
17183 2005-01-17 Ian Lance Taylor <ian@airs.com>
17185 PR middle-end/13127:
17186 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17187 a variable set to the return value of the inlined function.
17189 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17191 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17192 when modes are tieable.
17194 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17196 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17197 of pthread_create to find out if threads are enabled.
17198 * gthr-posix95.h (__gthread_active_p): Likewise.
17200 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17202 * common.opt (-fnew-ra): Remove.
17204 * toplev.h (flag_new_regalloc): Remove.
17205 * Makefile.in (ra*.*): Don't mention.
17206 * passes.c (rest_of_handle_new_regalloc): Remove.
17207 (rest_of_handle_combine, rest_of_compilation): Always consider
17208 flag_new_regalloc as false.
17209 * doc/invoke.texi: Don't document -fnew-ra.
17211 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17213 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17214 last parameter to reg_scan.
17215 * loop.c (loop_optimize): Likewise.
17216 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17217 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17218 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17219 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17220 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17221 * regclass.c (reg_scan): Likewise, for the declaration.
17222 * rtl.h (reg_scan): Likewise, for the prototype.
17224 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17226 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17227 mark_dfs_back_edges.
17229 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17231 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17232 (compute_avail): Uses don't go in tmp_gen.
17234 2005-01-16 Steven Bosscher <stevenb@suse.de>
17236 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17237 loop to look for a free slot in a page entry.
17239 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17242 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17243 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17244 just before targetm.asm_out.file_end.
17245 * tree.h (process_pending_assemble_output_defs): Declare.
17246 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17248 (assemble_alias): Defer generation of assembly code for defines when
17249 TARGET_DEFERRED_OUTPUT_DEFS is true.
17250 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17251 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17252 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17254 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17257 * pa.c (pa_scalar_mode_supported_p): New function.
17258 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17259 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17261 * pa-protos.h (prefetch_operand): Delete.
17262 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17263 * pa.c (prefetch_operand): Delete.
17264 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17265 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17266 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17267 and prefetch_nocc_operand.
17268 * pa.md (prefetch): Rework to avoid reload problems handling short
17269 displacements when a cache control completer needs to be provided.
17270 (prefetch_32, prefetch_64): Delete.
17271 (prefetch_cc, prefetch_nocc): New patterns.
17273 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17275 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17277 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17280 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17281 exceeds maximum alignment for global common data.
17282 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17283 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17285 2004-01-15 Roger Sayle <roger@eyesopen.com>
17287 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17289 2004-01-15 Roger Sayle <roger@eyesopen.com>
17291 * harg-reg-set.h (reg_class_names): Prototype global array.
17292 * regclass.c (reg_class_names): Declare here and initialize to
17294 (dump_regclass): Remove local declaration of reg_class_names.
17295 (regclass): Likewise.
17296 * cfg.c (dump_flow_info): Likewise.
17297 * ra-debug.c (reg_class_names): Likewise.
17298 * regrename.c (reg_class_names): Likewise.
17299 * reload.c (reg_class_names): Likewise.
17300 * reload1.c (spill_failure): Likewise.
17301 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17303 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17305 * config/s390/s390.md ("reload_outti"): Remove predicate for
17306 output operand. Abort if operand is not a MEM.
17307 ("reload_outdi", "reload_outdf"): Likewise.
17309 2005-01-15 Marc Espie <espie@openbsd.org>
17311 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17312 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17313 * config/openbsd.h: Fix C++ includes for native configurations.
17314 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17315 Add trampoline support.
17316 * config/i386/openbsdelf.h: New.
17318 2005-01-15 Marc Espie <espie@openbsd.org>
17320 * collect2.c (main): Explicitly parse -dynamic-linker option.
17322 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17324 PR tree-optimization/19060
17325 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17326 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17327 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17328 and handle extract_range_from_cond returning false.
17329 * fold-const.c (fold): Optimize comparisons with min/max even for
17330 width > HOST_BITS_PER_WIDE_INT.
17332 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17334 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17335 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17336 Remove little endian multilib variants.
17337 Add mips32 multilib variant.
17339 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17341 * explow.c (copy_all_reg, stabilize): Remove.
17342 * expr.h: Remove the corresponding prototypes.
17344 * rtlanal.c (regs_set_between_p): Remove.
17345 * rtl.h: Remove the corresponding prototype.
17347 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17349 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17350 to rs6000_nonimmediate_operand.
17351 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17352 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17353 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17354 rs6000_nonimmediate_operand.
17355 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17356 rs6000_nonimmediate_operand.
17358 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17360 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17362 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17364 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17366 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17367 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17369 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17370 (rs6k_nonimmediate_operand): New.
17371 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17373 (legitimate_lo_sum_address_p): Same.
17374 (rs6000_legitimize_address): Same.
17375 (rs6000_legitimize_reload_address): Same.
17376 (rs6000_legitimate_address): Same.
17377 (spe_build_register_parallel): Pass DF and DC modes in a DI
17380 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17381 to rs6k_nonimmediate_operand.
17383 * config/rs6000/spe.md ("*frob_df_di"): New.
17384 ("*frob_di_df"): New.
17385 ("*frob_di_df_2"): New.
17386 ("*mov_sidf_e500_subreg0"): New.
17387 ("*mov_sidf_e500_subreg4"): New.
17388 ("*movdf_e500_double"): Change predicate to
17389 rs6k_nonimmediate_operand.
17391 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17393 * postreload.c (move2add_note_store): Only call
17394 trunc_int_for_mode on scalar integers.
17396 2005-01-14 Steven Bosscher <stevenb@suse.de>
17398 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17399 replace BB_VISITED uses.
17400 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17401 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17402 (tree_dce_done): Free visited_control_parents.
17403 (perform_tree_ssa_dce): Allocate and clear it.
17404 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17405 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17406 instead of BB_VISITED.
17408 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17410 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17411 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17412 Remove unused prototypes.
17414 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17416 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17417 64-bit register usage.
17418 (spe_func_has_64bit_regs_p): Add FIXME note.
17420 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17422 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17423 flag_finite_math_only with flag_unsafe_math_optimizations.
17425 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17427 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17428 end-of-stack check.
17429 (__tpf_eh_return): Copy TPF private stack area from the module
17430 boundary stack frame. Add check for when module addresses are
17431 equal, but no stub address is found.
17433 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17436 * arm.h (struct machine_function): Add call_via field.
17437 (thumb_call_via_label): Declare.
17438 * arm.c (thumb_call_via_label): New variable.
17439 (thumb_call_reg_needed): New variable.
17440 (arm_output_function_epilogue): For Thumb code, output any per-function
17441 call-indirect trampolines.
17442 (thumb_call_via_reg): New function.
17443 (arm_file_end): New function.
17444 (TARGET_ASM_FILE_END): Call arm_file_end.
17445 (aof_file_end): Likewise.
17446 * arm-protos.h (thumb_call_via_reg): Declare.
17447 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17448 thumb_call_via_reg in normal case.
17450 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17452 PR middle-end/19084
17453 PR rtl-optimization/19348
17454 * recog.c (peephole2_optimize): Do global life update if some peephole
17455 decides it doesn't need at least one of its inputs and that change
17456 influences liveness at the start of the basic block.
17458 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17459 arguments instead of 1.
17461 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17463 PR middle-end/18820
17464 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17465 zero for nested functions needing a static chain or functions
17466 with a non-constant address.
17468 2005-01-13 Roger Sayle <roger@eyesopen.com>
17470 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
17471 (and (sign_extend X) C) into (zero_extend (and X C)).
17473 2005-01-13 David O'Brien <obrien@FreeBSD.org>
17475 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
17477 2005-01-13 Richard Henderson <rth@redhat.com>
17482 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
17483 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
17484 not just TARGET_SSE.
17485 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
17486 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
17487 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
17488 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
17489 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
17490 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
17491 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
17492 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
17493 (movdicc_c_rex64): Rename with '*'.
17494 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
17495 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
17496 (movsfcc_1_387): Rename from movsfcc_1.
17497 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
17498 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
17499 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
17500 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
17501 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
17502 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
17503 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
17504 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
17505 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
17506 sse_movdfcc_const0_4): Remove.
17507 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
17508 recognize min/max early. Update for changed sse cmove patterns.
17509 (ix86_split_sse_movcc): New.
17510 * config/i386/i386-protos.h: Update.
17512 2005-01-13 Steven Bosscher <stevenb@suse.de>
17514 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
17515 (fix_stmt_v_may_defs): Likewise.
17517 2005-01-13 Richard Henderson <rth@redhat.com>
17519 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
17520 for converting the mask.
17522 2005-01-13 David Edelsohn <edelsohn@gnu.org>
17524 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
17527 2005-01-13 Richard Henderson <rth@redhat.com>
17529 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
17530 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
17531 IX86_BUILTIN_MOVDQ2Q): Remove.
17532 (IX86_BUILTIN_VEC_EXT_V4SI): New.
17533 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
17534 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
17536 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
17537 (sse2_pextrw): Fix immediate constraint.
17538 (sse2_loadq, sse2_loadq_rex64): Remove.
17539 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
17540 Use __builtin_ia32_vec_ext_<size>.
17541 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
17543 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
17545 * function.c (assign_parm_setup_block): Look inside original
17546 entry_parm when inspecting PARALLEL.
17548 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17549 Joel Sherrill <joel@oarcorp.com>
17552 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
17553 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
17554 rtems_gxx_recursive_mutex_init.
17555 (__gthread_recursive_mutex_lock): New function.
17556 (__gthread_recursive_mutex_trylock): Likewise.
17557 (__gthread_recursive_mutex_unlock): Likewise.
17559 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17561 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
17563 2005-01-13 Jan Beulich <jbeulich@novell.com>
17565 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
17566 (ashrti3_internal): Indicate output is early clobber. Generate result
17567 into output rather than first input. Use move for low word of output
17568 if shift count is exactly 64.
17569 (lshrti3_internal): Likewise.
17571 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
17575 * reload1.c (delete_output_reload): Don't delete an output reload
17576 if the pseudo lives longer than a single basic block. Adjust and
17577 improve wording of comment.
17579 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
17582 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
17583 of TYPE_SIZE where we mean the number of bytes.
17585 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
17587 * function.c (assign_parm_setup_block): Relax condition on
17588 multi-register optimization.
17590 2005-01-12 Nick Clifton <nickc@redhat.com>
17592 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
17593 an "in_delay_slot" attribute of "no" to prevent them being used in
17594 delay slots. This is forbidden because they might generate
17597 2005-01-12 Alan Modra <amodra@bigpond.net.au>
17600 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
17601 with r->Y and Y->r.
17603 2005-01-12 Nick Clifton <nickc@redhat.com>
17605 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
17606 passed on to GAS) but do not define, as GAS no longer supports or
17607 needs the -m2000 option.
17609 2005-01-11 Roger Sayle <roger@eyesopen.com>
17611 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17612 type as args of unprototyped builtins aren't automatically promoted.
17613 (fold_builtin_abs): Likewise.
17615 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17617 * Makefile.in: Set a `build-warn' variable.
17619 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17621 PR tree-optimization/17949
17622 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17623 (find_interesting_uses_address): Use it.
17625 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17627 * regrename.c (kill_value): Handle subreg's that won't simplify.
17629 2005-01-11 Richard Henderson <rth@redhat.com>
17632 * config/i386/i386.h (enum ix86_builtins): Move ...
17633 * config/i386/i386.c: ... here.
17634 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17635 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17636 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17637 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17638 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17639 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17640 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17641 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17642 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17643 IX86_BUILTIN_LOADDDUP): Remove.
17644 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17645 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17646 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17647 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17648 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17649 (ix86_init_builtins): Make static.
17650 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17651 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17652 if all the modes match. Otherwise, fake it.
17653 (get_element_number, ix86_expand_vec_init_builtin,
17654 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17655 (ix86_expand_builtin): Make static. Update for changed builtins.
17656 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17657 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17658 (ix86_expand_vector_init_duplicate): New.
17659 (ix86_expand_vector_init_low_nonzero): New.
17660 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17661 Split out from ix86_expand_vector_init; handle integer modes.
17662 (ix86_expand_vector_init): Use them.
17663 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17664 * config/i386/i386-protos.h: Update.
17665 * config/i386/predicates.md (reg_or_0_operand): New.
17666 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17667 (movv2sf_internal): Likewise. And a splitter to match them all.
17668 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17669 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17670 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17671 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17672 (mmx_pinsrw): Fix operand ordering.
17673 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17674 rather than sse_loadss expander.
17675 (movv2df splitter): Similarly.
17676 (sse_loadss, sse_loadlss): Remove.
17677 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17678 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17679 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17680 (sse3_movddup): Rename with '*'.
17681 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17682 (sse2_loadsd): Remove.
17683 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17684 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17685 (sse2_pinsrw): Fix argument ordering.
17686 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17687 (sse2_stored): Remove 'r' destination.
17688 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17689 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17690 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17691 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17692 vec_extractv16qi, vec_initv16qi): New.
17694 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17695 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17696 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17698 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17699 (_mm_load_si128, _mm_store_si128): Likewise.
17700 (_mm_load1_pd): Use _mm_set1_pd.
17701 (_mm_load_sd): Use _mm_set_sd.
17702 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17703 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17704 (_mm_set_epi64): Use _mm_set_epi64x.
17705 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17706 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17707 _mm_setr_epi8): Use _mm_set_foo form.
17708 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17709 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17710 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17711 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17712 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17713 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17714 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17715 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17716 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17717 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17718 (_mm_movedup_pd): Use _mm_shuffle_pd.
17719 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17720 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17721 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17722 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17723 Use _mm_setzero_ps.
17724 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17725 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17726 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17727 (_mm_store_ps): Use raw dereference.
17728 (_mm_store1_ps): Use _mm_storeu_ps.
17729 (_mm_storer_ps): Use _mm_store_ps.
17730 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17731 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17733 2005-01-11 Stan Shebs <shebs@apple.com>
17735 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17736 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17738 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17741 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17742 Skip all DECLs except for FIELD_DECLs.
17744 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17746 * config/s390/s390.c (override_options): Return error if
17747 -mbackchain, -mpacked-stack and -mhard-float are used together.
17748 (s390_va_start): Remove the backchain && packed-stack special case.
17749 (s390_gimplify_va_arg): Likewise.
17750 * doc/invoke.texi: Remove the ABI incompatibility note.
17752 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17754 * config/s390/s390.c (struct s390_frame_layout): Remove
17756 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17757 save_backchain_p with TARGET_BACKCHAIN.
17759 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17762 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17763 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17764 * function.c (locate_and_pad_parm): Set new field.
17765 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17766 Tweak where_pad test to include "none". Always set mem align for
17768 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17769 not sufficient for type.
17770 (assign_parm_setup_block): If stack_parm is zero on entry, always
17771 make a new stack local. Block move old stack parm if necessary
17772 to new aligned stack local.
17773 (assign_parm_setup_stack): Use a block move to handle
17774 potentially misaligned entry_parm.
17775 (assign_parms_unsplit_complex): Specify required alignment when
17776 creating stack local.
17777 * calls.c (compute_argument_addresses): Override alignment of stack
17778 arg calculated from its type with the alignment given by
17779 FUNCTION_ARG_BOUNDARY.
17780 (store_one_arg): Likewise.
17782 2005-01-11 Jan Beulich <jbeulich@novell.com>
17784 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17785 Change respective itanium_class attribute to ialu.
17786 (shladdp4_internal): New.
17787 * config/ia64/predicates.md (shladd_log2_operand): New.
17789 2005-01-11 Richard Henderson <rth@redhat.com>
17791 * expr.c (store_constructor): Use rtvec_alloc instead of
17792 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17794 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17796 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17798 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17800 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17801 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17802 (TARGET_RWRELOC): Define.
17803 (ia64_rwreloc_section_type_flags): Delete.
17804 (ia64_section_type_flags): New function.
17805 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17806 (TARGET_RWRELOC): Define.
17808 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17811 * config/ia64/ia64.c (process_set): For alloc insn, only call
17812 process_epilogue is !frame_pointer_needed.
17814 2005-01-10 Roger Sayle <roger@eyesopen.com>
17817 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17818 unary operator and can't be treated as a binary/comparison operator.
17820 2005-01-10 Richard Henderson <rth@redhat.com>
17822 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17823 (ix86_return_in_memory): Likewise.
17824 (function_arg_advance): Likewise. Mirror structure in function_arg
17825 for choosing register to advance.
17827 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17829 * tree-vectorizer.c, tree.def: Fix comment typos.
17831 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17833 * config/s390/s390.c (struct processor_costs): 4 new fields:
17834 ddbr, ddr, debr, der.
17835 (s390_rtx_costs): More precise handling of divide instructions.
17837 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17839 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17841 2005-01-10 Jan Beulich <jbeulich@novell.com>
17843 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17844 names resulting from -ffunction-sections/-fdata-sections and linkonce
17846 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17847 based on the section name. Rearrange the section name comparison logic
17848 slightly so that each section name is compared against at most once.
17850 2005-01-10 Ben Elliston <bje@au.ibm.com>
17852 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17853 targets for which -fPIC reduces limitations on the GOT size.
17855 2005-01-09 Falk Hueffner <falk@debian.org>
17857 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17860 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17863 * collect2.c (main): Set aixrtl_flag for -brtl option.
17864 (resolve_lib_name): Search for .so file extension before .a
17865 if aixrtl_flag set.
17867 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17869 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17870 (vect_analyze_data_refs_alignment): Add dump prints.
17872 2005-01-09 Ira Rosen <irar@il.ibm.com>
17874 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17875 expr_invariant_in_loop_p.
17876 Initialize outputs first thing in the function.
17877 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17878 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17879 (vect_analyze_pointer_ref_access): Check that the initial condition of
17880 the access function is loop invariant.
17882 2005-01-09 Richard Henderson <rth@redhat.com>
17884 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17885 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17886 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17887 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17888 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17889 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17890 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17891 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17892 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17893 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17894 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17895 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17896 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17897 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17898 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17899 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17900 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17901 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17902 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17903 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17904 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17905 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17906 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17908 (mmx_clrdi, pavgusb): Remove.
17909 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17910 with leading sse_ prefix.
17911 * config/i386/sse.md: Receive them.
17912 * config/i386/mmx.md: New file.
17913 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17914 (subrv2sf3): Turn into expander for normal subtraction.
17915 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17916 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17917 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17918 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17919 commutative; use ix86_binary_operator_ok.
17920 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17921 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17922 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
17923 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
17924 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
17925 Macroize from existing patterns; use ix86_binary_operator_ok.
17926 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
17927 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
17928 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
17929 with vec_select+vec_concat.
17930 (mmx_pshufw, mmx_pshufw_1): Likewise.
17931 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
17932 (mmx_uavgv4hi3): Model correctly.
17933 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
17934 _mm_xor_si64): Remove casts.
17936 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17938 PR tree-optimization/19224
17939 * tree-scalar-evolution.c (get_instantiated_value,
17940 set_instantiated_value): New functions.
17941 (instantiate_parameters_1): Cache the results.
17942 (instantiate_parameters, resolve_mixers): Initialize and free
17945 2005-01-08 David Edelsohn <edelsohn@gnu.org>
17947 * config/i386/i386.md (addhi_4): Correct reference in comment.
17950 2005-01-08 Richard Henderson <rth@redhat.com>
17952 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
17953 (_mm_cvtsi128_si64x): Likewise.
17954 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
17955 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
17956 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
17957 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
17958 * config/i386/i386-protos.h: Update.
17959 * config/i386/i386.c (print_operand): Add 'H'.
17960 (ix86_fixup_binary_operands): Split out from ...
17961 (ix86_expand_binary_operator): ... here.
17962 (ix86_fixup_binary_operands_no_copy): New.
17963 (ix86_expand_fp_absneg_operator): Handle vector mode results.
17964 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
17965 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
17966 (safe_vector_operand): Use CONST0_RTX.
17967 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
17968 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
17969 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
17970 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
17972 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
17973 (IX86_BUILTIN_CMPNGESS): New.
17974 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
17975 (attr type): Add sselog1.
17976 (attr unit, attr memory): Handle it.
17977 (movti, movti_internal, movti_rex64): Move near other integer moves.
17978 (movtf, movtf_internal): Move near other fp moves.
17979 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
17980 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
17981 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
17982 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
17983 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
17984 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
17985 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
17986 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
17987 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
17988 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
17989 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
17990 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
17991 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
17992 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
17993 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
17994 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
17995 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
17996 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
17997 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
17998 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
17999 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
18000 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
18001 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
18002 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
18003 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
18004 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
18005 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
18006 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
18007 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
18008 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
18009 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18010 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18011 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18012 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18013 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18014 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18015 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18016 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18017 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18018 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18019 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18020 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18021 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
18022 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18024 (SSEPUSH, push<SSEPUSH>): Remove.
18025 (MMXPUSH, push<MMXPUSH>): Remove.
18026 (sse_movaps, sse_movaps_1, sse_movups): Remove.
18027 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18028 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18029 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18030 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18031 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18032 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18033 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18034 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18035 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18036 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18037 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
18038 (ppro_sse_log_V4SF): Handle sselog1.
18039 * config/i386/predicates.md (const_0_to_1_operand): New.
18040 (const_0_to_255_mul_8_operand): New.
18041 (const_1_to_31_operand): Rename from const_int_1_31_operand.
18042 (const_2_to_3_operand, const_4_to_7_operand): New.
18043 * config/i386/sse.md: New file.
18044 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18045 (sse_movups): Rename from sse_movups_1.
18046 (sse_loadlss): Rename from sse_loadss_1.
18047 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18049 (negv4sf2): Use ix86_expand_fp_absneg_operator.
18050 (absv4sf2, negv2df, absv2df): New.
18051 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18052 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18053 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18054 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18055 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18056 (sse3_addsubv4sf3): Model correctly.
18057 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18058 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18059 (sse_movhlps): Model with vec_select+vec_concat.
18060 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18061 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18062 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18063 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18064 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18065 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18066 sse2_pshufhw_1): Likewise.
18067 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18068 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18069 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18070 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18071 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18072 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18073 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18074 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18075 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18076 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18077 sminv8hi3): Mark commutative
18078 operands. Use ix86_binary_operator_ok.
18079 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18080 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18081 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18082 sse2_punpcklqdq): Allow operand2 in memory.
18083 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18084 sse2_movsd): Add memory alternatives.
18085 (sse_storelps): Turn expander into an insn; split after reload.
18086 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18087 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18089 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18091 * configure.ac (DWARF-2 debug_line): Use objdump.
18092 * configure: Regenerate.
18094 2005-01-08 Jeff Law <law@redhat.com>
18095 Diego Novillo <dnovillo@redhat.com>
18097 PR tree-optimization/18241
18098 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18099 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18100 statements with volatile operands.
18101 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18102 operands after marking a statement with has_volatile_ops.
18104 2005-01-08 Roger Sayle <roger@eyesopen.com>
18106 * tree.c (int_fits_type_p): Always honor integer constant
18107 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18109 2005-01-08 Roger Sayle <roger@eyesopen.com>
18111 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18112 the latent bug in rtl_delete_block has been resolved.
18114 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18116 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18117 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18119 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18121 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18122 library as @multilib_dir@/$(SHLIB_SONAME).
18124 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18126 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18127 * configure: Regenerate.
18129 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18131 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18134 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18137 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18138 Convert non-word aligned offset address using ld/std into
18141 2005-01-07 Richard Henderson <rth@redhat.com>
18143 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18145 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18147 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18149 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18151 PR tree-optimization/19283
18152 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18153 is not shorter than the original type.
18155 PR rtl-optimization/19012
18156 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18158 PR rtl-optimization/18861
18159 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18160 (FULL_STATE): Define.
18161 (mark_tablejump_edge): New function.
18162 (purge_dead_tablejump_edges): New function.
18163 (find_bb_boundaries): Use it.
18165 PR tree-optimization/18828
18166 * builtins.c (expand_builtin_next_arg): Remove argument and all
18167 the argument checking.
18168 (expand_builtin): Adjust caller.
18169 (expand_builtin_va_start): Likewise. Remove error for too many
18171 (fold_builtin_next_arg): Issue error for too many arguments.
18172 After checking arguments, replace them with magic arguments that
18173 prevent further checking of the args.
18175 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18177 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18179 2005-01-06 Roger Sayle <roger@eyesopen.com>
18182 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18183 and %{.S:...} (and their negative variants) to test whether the
18184 input file is assembler or pre-processed-assembler independent of
18185 the actual filename extension.
18187 2005-01-06 Roger Sayle <roger@eyesopen.com>
18189 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18190 of sign or zero extended values.
18192 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18194 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18195 for IBM long double format correctly.
18197 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18199 Fix PR tree-optimization/18792
18201 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18202 to first_loop_depth, and use loop depth instead of loop number.
18203 (build_classic_dir_vector): Ditto.
18204 (compute_data_dependences_for_loop): Use depth, not loop number.
18205 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18206 number. Pass in loops, instead of loop numbers.
18207 (gather_interchange_stats): Ditto.
18208 (linear_transform_loops): Ditto.
18210 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18213 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18214 biv_fits_mode_p, extension_within_bounds_p): New functions.
18215 (check_ext_dependent_givs): Use them.
18217 2005-01-06 Roger Sayle <roger@eyesopen.com>
18219 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18220 more than one barrier, in which case we should delete them all.
18222 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18224 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18226 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18228 Fix PR middle-end/19286
18230 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18231 output this subprogram, simply ignore this attempt to do it again.
18232 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18233 origin attribute if it's not possible.
18234 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18235 (decls_for_scope): Ditto.
18236 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18237 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18239 2005-01-05 Richard Henderson <rth@redhat.com>
18242 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18243 (bdesc_2arg): Use it.
18244 (ix86_expand_binop_builtin): Force operands into registers
18246 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18247 ix86_expand_sse_compare, ix86_expand_sse_comi,
18248 ix86_expand_builtin): Likewise.
18250 2005-01-05 Richard Henderson <rth@redhat.com>
18252 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18254 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18255 (mulv4hi3): Set itanium_class mmmul.
18256 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18257 (fpack): Rename from fpack_sfsf.
18259 2005-01-05 Richard Henderson <rth@redhat.com>
18262 * reload1.c (do_input_reload): Restrict the optimization deleteing
18263 a previous output reload to RELOAD_FOR_INPUT.
18265 2005-01-05 Steven Bosscher <stevenb@suse.de>
18267 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18268 comment that we fall through after case.
18269 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18270 (distribute_links): Likewise.
18271 * cse.c (cse_insn): Likewise.
18272 * cselib.c (cselib_invalidate_mem): Likewise.
18273 * df.c: Update comments at the top of the file.
18274 (read_modify_subreg_p): Update comments here too.
18275 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18276 * flow.c (mark_set_1): Likewise.
18277 (mark_used_regs): Likewise.
18278 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18279 (canon_list_insert): Likewise.
18280 (mark_set): Likewise.
18281 (try_replace_reg): Likewise.
18282 (store_killed_in_insn): Likewise.
18283 * loop.c (count_one_set): Likewise.
18284 (basic_induction_var): Likewise.
18285 * postreload-gcse.c (find_mem_conflicts): Likewise.
18286 * postreload.c (reload_combine_note_store): Likewise.
18287 (move2add_note_store): Likewise.
18288 * reload.c (find_equiv_reg): Likewise.
18289 (mark_referenced_resources): Likewise.
18290 * rtlanal.c (set_noop_p): Likewise.
18291 (note_stores): Likewise.
18292 (note_uses): Likewise.
18293 * sched-deps.c (sched_analyze_1): Likewise.
18294 * sched-rgn.c (check_live_1): Likewise.
18295 (update_live_1): Likewise.
18296 * config/i860/i860.c: Likewise.
18298 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18300 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18302 * doc/rtl.texi: Update documentation for bit-fields and SET.
18304 2005-01-05 Roger Sayle <roger@eyesopen.com>
18306 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18308 2005-01-05 Jan Hubicka <jh@suse.cz>
18309 Richard Henderson <rth@redhat.com>
18312 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18315 2005-01-05 Richard Henderson <rth@redhat.com>
18318 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18319 (sse_shufps): Change operand 3 to const_int_operand.
18320 (sse2_storelps): Fix typo in template.
18321 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18322 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18323 (ix86_expand_builtin): Likewise.
18325 2005-01-05 Julian Brown <julian@codesourcery.com>
18327 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18328 as aggregates for AAPCS ABIs.
18330 2005-01-05 Stan Shebs <shebs@apple.com>
18332 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18333 Mach-O getters if ppc64.
18334 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18336 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18337 signed four-byte field for global code case.
18338 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18340 2005-01-05 Roger Sayle <roger@eyesopen.com>
18342 PR middle-end/19100
18343 * c-common.c: Include real.h.
18344 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18345 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18346 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18347 * Makefile.in (c-common.o): Update dependencies.
18349 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18351 * c-parse.in (asm_string): Add trailing semicolon.
18353 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18355 * c-parse.in (asm_string): New. Don't allow wide strings in
18357 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18358 asm_string instead of STRING.
18360 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18362 * c-typeck.c (constructor_no_implicit): Remove.
18363 (set_designator, process_init_element): Don't check
18364 constructor_no_implicit.
18366 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18367 Kaz Kojima <kkojima@gcc.gnu.org>
18370 * lcm.c (create_pre_exit): New.
18371 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18372 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18374 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18376 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18377 -msoft-float in target_float_switch.
18378 * arm.c (arm_override_options): Fix processing of target_float_switch.
18380 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18382 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18385 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18387 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18388 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18390 2005-01-04 Roger Sayle <roger@eyesopen.com>
18392 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18393 if deleting the then-block allows the test-block to fallthru to the
18396 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18399 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18400 after the full declaration if the are in two different TUs.
18402 2005-01-04 Richard Henderson <rth@redhat.com>
18405 * tree-sra.c (generate_one_element_init): Just
18406 call gimplify_and_add.
18407 (generate_element_init): Record the
18408 new referenced variables and mark them for renaming
18409 and split out to ...
18410 (generate_element_init_1): This.
18411 (scalarize_init): Don't call push_gimplify_context/
18412 pop_gimplify_context.
18414 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18416 * toplev.c (get_src_pwd): Handle failure of getpwd().
18418 2005-01-04 Roger Sayle <roger@eyesopen.com>
18420 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18422 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18423 all the cases handled by it are inverted by invert_truthvalue.
18425 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18427 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18428 (save_register_windowsi): Likewise.
18430 2005-01-04 Richard Henderson <rth@redhat.com>
18432 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18434 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18436 PR middle-end/17767
18437 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18438 any simplifications of vector mode comparison operators.
18439 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18441 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18442 Devang Patel <dpatel@apple.com>
18444 PR tree-optimization/18308
18445 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18446 the operands before creating a new expression.
18447 * dojump.c (do_jump): Make drop_through_label available
18448 for all cases. Add expansion of COND_EXPR.
18450 2005-01-04 Ira Rosen <irar@il.ibm.com>
18452 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18453 INTEGER_CST instead of TREE_CONSTANT.
18454 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18455 instead of TREE_CONSTANT.
18456 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18457 instead of TREE_CONSTANT.
18459 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18461 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18463 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18466 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
18467 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
18469 2005-01-03 Richard Henderson <rth@redhat.com>
18471 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
18472 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
18473 fold_convert_const_real_from_real): Split out from ...
18474 (fold_convert_const): ... here.
18476 2005-01-03 Richard Henderson <rth@redhat.com>
18479 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
18480 (mov<MMXMODEI>_internal): Likewise.
18481 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
18482 Add V2SF case; use it for SSE1; don't use TI.
18483 (movdf_integer): Likewise.
18484 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
18486 2005-01-03 Ira Rosen <irar@il.ibm.com>
18488 * tree-vectorizer.c (vect_strip_conversions): New function.
18489 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
18490 check for binary class.
18492 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
18496 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
18498 * gimple-low.c (mark_blocks_with_used_vars): New function.
18499 (mark_blocks_with_used_subblocks): Ditto.
18500 (mark_used_blocks): Ditto.
18501 (pass_mark_used_blocks): New pass.
18502 * tree-inline.c: Include debug.h.
18503 (expand_call_inline): Call outlining_inline_function here.
18504 * tree-optimize.c (init_tree_optimization_passes): Add
18505 pass_mark_used_blocks.
18506 * tree-pass.h (pass_mark_used_blocks): New.
18507 * Makefile.in (tree-inline.o): Add debug.h dependency.
18509 2005-01-03 Geoffrey Keating <geoffk@apple.com>
18511 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
18512 VAR_DECLs to have weak_import attribute.
18514 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
18517 2004-01-03 Steven Bosscher <stevenb@suse.de>
18519 * passes.c (rest_of_compilation): Don't run regmove if only
18520 flag_expensive_optimizations, require flag_regmove instead.
18522 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18524 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
18526 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
18527 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18528 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
18529 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18531 2005-01-03 Richard Henderson <rth@redhat.com>
18533 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
18534 (ia64_const_ok_for_letter_p): New.
18535 (ia64_const_double_ok_for_letter_p): New.
18536 (ia64_extra_constraint): New.
18537 (ia64_expand_vecint_compare): New.
18538 (ia64_expand_vcondu_v2si): New.
18539 (ia64_expand_vecint_cmov): New.
18540 (ia64_expand_vecint_minmax): New.
18541 (ia64_print_operand): Add 'v'.
18542 (ia64_preferred_reload_class): New.
18543 (ia64_vector_mode_supported_p): New.
18544 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
18545 (PREFERRED_RELOAD_CLASS): Move to function.
18546 (CONST_OK_FOR_LETTER_P): Move to function.
18547 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
18548 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
18549 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
18550 (EXTRA_CONSTRAINT): Move to function.
18551 * config/ia64/ia64.md: Include vect.md.
18552 (itanium_class): Add mmalua.
18554 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
18556 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
18557 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
18559 (const_int_2bit_operand): New.
18560 (fr_reg_or_0_operand): New.
18561 * config/ia64/ia64-modes.def: Add vector modes.
18562 * config/ia64/ia64-protos.h: Update.
18563 * config/ia64/vect.md: New file.
18565 2005-01-03 Richard Henderson <rth@redhat.com>
18567 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
18569 2005-01-03 Uros Bizjak <uros@kss-loka.si>
18572 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
18574 (log1pdf2): Change mode of operands[0,1] to DFmode.
18576 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18578 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
18579 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
18580 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
18581 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
18582 SPARC_RELAXED_ORDERING.
18584 2005-01-03 Richard Henderson <rth@redhat.com>
18585 Uros Bizjak <uros@kss-loka.si>
18588 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
18589 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
18590 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
18592 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
18593 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
18594 const_pow2_1_to_128_operand): New predicates.
18596 2005-01-02 Greg McGary <greg@mcgary.org>
18598 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
18600 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
18601 object. [ptr_type]: Remove unused variable.
18602 Remember nearest addressable array-element or record-component
18603 when checking bitfield components. Tolerate empty BIND_EXPR.
18605 2005-01-01 Richard Henderson <rth@redhat.com>
18607 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
18608 that don't narrow the value. Fail for other conversions.
18610 2005-01-01 Richard Henderson <rth@redhat.com>
18613 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18614 * c-lang.c (finish_file): Don't do it here.
18615 * objc/objc-act.c (objc_finish_file): Likewise.
18617 * cgraph.c (decl_assembler_name_equal): New.
18618 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18619 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18620 * cgraph.h (struct cgraph_varpool_node): Add next.
18621 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18622 * varasm.c (assemble_alias): Mark the target as needed.
18624 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18626 PR middle-end/19221
18627 * function.c (get_arg_pointer_save_area): Use entry_of_function
18628 instead of get_insns.
18630 2005-01-01 Roger Sayle <roger@eyesopen.com>
18631 Andrew Pinski <pinskia@physics.uc.edu>
18632 James E. Wilson <wilson@specifixinc.com>
18634 PR rtl-optimization/12092
18635 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18638 2005-01-01 Roger Sayle <roger@eyesopen.com>
18639 Olivier Hainque <hainque@act-europe.fr>
18641 * tree.c (int_fits_type_p): A narrower type always fits in a
18642 wider one, except for negative values into unsigned types.
18644 2005-01-01 Roger Sayle <roger@eyesopen.com>
18646 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18647 with the original constant rather than require TREE_OVERFLOW.
18649 2005-01-01 Steven Bosscher <stevenb@suse.de>
18651 PR middle-end/17544
18652 * c-decl.c (finish_function): If compiling C99, annotate the
18653 compiler generated return with the current file name and line 0.
18654 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18655 the source line is greater than 0.
18656 (remove_bb): Likewise.