1 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5 flow_loop_scan): Removed.
6 (flow_loop_dump): Do not dump removed fields.
7 (flow_loop_free): Do not free removed fields.
8 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9 (loop_exit_edge_p): New function.
10 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11 num_pre_header_edges, entry_edges, num_entries, exit_edges,
12 num_exits, exits_doms.
13 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14 LOOP_EDGES, LOOP_ALL): Removed.
15 (flow_loop_scan): Declaration removed.
16 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
17 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
19 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
20 (if_convert): Call flow_loops_find and flow_loops_free
21 when calling mark_loop_exit_edges.
22 * cfgloopanal.c (mark_loop_exit_edges): Moved from
23 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
24 free_dominance_info calls.
25 * loop-init.c (flow_loops_find): Ditto.
26 * passes.c (rest_of_handle_branch_prob): Ditto.
27 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
28 * loop-unroll.c (analyze_insns_in_loop): Do not use
30 * predict.c (predict_loops): Do not call flow_loop_scan.
31 Use get_loop_exit_edges.
32 (tree_estimate_probability): Do not pass flags to flow_loops_find.
33 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
34 Do not use EDGE_LOOP_EXIT.
35 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
36 to bb_with_exit_edge_p.
37 (if_convertible_loop_p): Do not call flow_loop_scan. Use
38 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
39 to bb_with_exit_edge_p.
40 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
42 * tree-loop-linear.c (linear_transform_loops): Do not call
43 flow_loop_scan. Use loop->single_exit.
44 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
45 (vect_analyze_loop_form): Do not call flow_loop_scan.
46 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
48 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
50 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
51 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
52 slpeel_tree_duplicate_loop_to_edge_cfg,
53 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
54 Use loop_preheader_edge and loop->single_exit. Do not call
57 2005-03-01 Nick Clifton <nickc@redhat.com>
59 * config/arm/arm.c (thumb_find_work_register): Check all of the
60 argument registers to see if they are free, and a couple of
61 special cases where the last argument register but can be proved
62 to be available during the function's prologue.
63 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
64 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
65 thumb_unexpanded_epilogue): Use unsigned long as the type for the
67 (thumb_compute_save_reg_mask): Likewise. Also use
68 thumb_find_work_register() to ensure that there is agreement about
69 which work register is going to be used in the prologue.
70 (thumb_output_function_prologue): Use unsigned long as the type
71 for the register bit-mask. Also delay pushing the link register if
72 other high registers are going to be pushed.
73 (thumb_compute_save_reg_mask, emit_multi_reg_push,
74 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
77 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
80 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
81 and after reload in REG+REG indexed addresses without REG_POINTER
82 set in the base and not set in the index.
84 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
86 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
88 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
89 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
90 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
91 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
92 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
94 * config.gcc (sh*-*-linux*): Use config/linux.h.
96 2005-02-28 Dale Johannesen <dalej@apple.com>
97 Stan Shebs <shebs@apple.com>
99 Rewrite of 64-bit Darwin structure-by-value pass/return.
100 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
101 intoffset, use_stack, named.
102 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
103 (rs6000_darwin64_record_arg_advance_flush): New.
104 (rs6000_darwin64_record_arg_advance_recurse): New.
105 (rs6000_darwin64_record_arg_flush): New.
106 (rs6000_darwin64_record_arg_recurse): New.
107 (rs6000_darwin64_record_arg): New.
108 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
109 (function_arg_boundary): Handle 128-bit aligned structs.
110 (function_arg_advance): Rewrite darwin64 struct handling.
111 (function_arg): Call rs6000_darwin64_record_arg.
112 (function_arg_partial_nregs): Handle darwin64 structs.
113 (rs6000_darwin64_function_value): Remove.
114 (rs6000_function_value): Call rs6000_darwin64_record_arg.
116 2005-02-28 Roger Sayle <roger@eyesopen.com>
118 PR tree-optimization/20216
119 * tree-chrec.c (tree_fold_factorial): Delete.
120 (tree_fold_binomial): Change argument list to take a return type
121 and change the type of K to unsigned int. Rewrite to avoid explicit
122 evaluation of factorials, and (recursively) calling fold to perform
123 compile-time arithmetic. Return NULL on (internal) overflow.
124 (chrec_evaluate): Change type of K to an unsigned int. Avoid
125 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
126 if any intermediate calculation overflows.
127 (chrec_apply): Update call to chrec_evaluate.
129 2005-02-28 James E Wilson <wilson@specifixinc.com>
131 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
133 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
136 * c-parser.c (c_parser_compound_statement): Return error_mark_node
137 instead of NULL_TREE on error.
139 2005-02-28 David Edelsohn <edelsohn@gnu.org>
141 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
142 (EASY_VECTOR_15_ADD_SELF): Remove.
143 (num_insns_constant_wide): Not static.
144 (validate_condition_mode): Not static.
145 (toc_relative_expr_p): Not static.
146 (legitimate_indirect_address_p): Not static.
147 (macho_lo_sum_memory_operand): Not static.
148 (invalid_e500_subreg): Not static.
149 (easy_vector_same): Not static.
150 (easy_vector_splat_const): Not static.
151 (RS6000_SYMBOL_REF_TLS_P): Remove.
152 (any_operand): Delete.
153 (any_parallel_operand): Delete.
154 (count_register_operand): Delete.
155 (altivec_register_operand): Delete.
156 (xer_operand): Delete.
157 (s8bit_cint_operand): Delete.
158 (short_cint_operand): Delete.
159 (u_short_cint_operand): Delete.
160 (non_short_cint_operand): Delete.
161 (exact_log2_cint_operand): Delete.
162 (gpc_reg_operand): Delete.
163 (cc_reg_operand): Delete.
164 (cc_reg_not_cr0_operand): Delete.
165 (reg_or_short_operand): Delete.
166 (reg_or_neg_short_operand): Delete.
167 (reg_or_aligned_short_operand): Delete.
168 (reg_or_u_short_operand): Delete.
169 (reg_or_cint_operand): Delete.
170 (reg_or_arith_cint_operand): Delete.
171 (reg_or_add_cint64_operand): Delete.
172 (reg_or_sub_cint64_operand): Delete.
173 (reg_or_logical_cint_operand): Delete.
174 (got_operand): Delete.
175 (got_no_const_operand): Delete.
176 (easy_fp_constant): Delete.
177 (easy_vector_constant): Delete.
178 (easy_vector_constant_add_self): Delete.
179 (zero_constant): Delete.
180 (zero_fp_constant): Delete.
181 (volatile_mem_operand): Delete.
182 (offsettable_mem_operand): Delete.
183 (mem_or_easy_const_operand): Delete.
184 (add_operand): Delete.
185 (non_add_cint_operand): Delete.
186 (logical_operand): Delete.
187 (non_logical_cint_operand): Delete.
188 (mask_operand): Delete.
189 (mask_operand_wrap): Delete.
190 (mask64_operand): Delete.
191 (mask64_2_operand): Delete.
192 (and64_operand): Delete.
193 (and64_2_operand): Delete.
194 (and_operand): Delete.
195 (reg_or_mem_operand): Delete.
196 (lwa_operand): Delete.
197 (symbol_ref_operand): Delete.
198 (call_operand): Delete.
199 (current_file_function_operand): Delete.
200 (input_operand): Delete.
201 (rs6000_nonimmediate_operand): Delete.
202 (rs6000_tls_symbol_ref): Delete.
203 (save_world_operation): Delete.
204 (restore_world_operation): Delete.
205 (load_multiple_operation): Delete.
206 (store_multiple_operation): Delete.
207 (vrsave_operation): Delete.
208 (mfcr_operation): Delete.
209 (mtcrf_operation): Delete.
210 (lmw_operation): Delete.
211 (stmw_operation): Delete.
212 (branch_comparison_operator): Delete.
213 (branch_positive_comparison_operator): Delete.
214 (scc_comparison_operator): Delete.
215 (trap_comparison_operator): Delete.
216 (boolean_operator): Delete.
217 (boolean_or_operator): Delete.
218 (min_max_operator): Delete.
219 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
220 (EASY_VECTOR_15): Moved to here.
221 (EASY_VECTOR_15_ADD_SELF): Move to here.
222 (PREDICATE_CODES): Delete.
223 * config/rs6000/rs6000-protos.h: Delete predicate functions.
224 Declare functions no longer static.
225 * config/rs6000/predicates.md: New.
226 * config/rs6000/rs6000.md: Include predicates.md
228 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
230 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
231 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
233 * cfgrtl.c (need_fake_edge_p): Likewise.
234 * combine.c (distribute_notes): Likewise.
235 * emit-rtl.c (try_split): Likewise.
236 * recog.c (peephole2_opimize): Likewise.
237 * reg-notes.def (ALWAYS_RETURN): Remove.
238 * rtl.h (LCT_ALWAYS_RETURN): Remove.
239 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
240 * tree.h (ECF_ALWAYS_RETURN): Remove.
242 2005-02-28 Roger Sayle <roger@eyesopen.com>
245 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
246 between different machine modes is never a "useless" conversion.
248 2005-02-28 Geert Bosch <bosch@gnat.com>
251 * doc/contrib.texi: List contributors for Ada front end
253 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
255 * simplify-rtx.c (simplify_unary_operation_1,
256 simplify_const_unary_operation): New, extracted from...
257 (simplify_unary_operation): ... this one.
258 (simplify_binary_operation_1,
259 simplify_const_binary_operation): New, extracted from...
260 (simplify_binary_operation): ... this one.
261 * rtl.h (simplify_const_unary_operation,
262 simplify_const_binary_operation): Add prototypes.
264 2005-02-28 Julian Brown <julian@codesourcery.com>
266 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
267 building libjava and caused PR regression/20228.
269 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
272 * Makefile.in (host_subdir): New.
273 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
274 * configure: Regenerate.
276 2005-02-27 Zack Weinberg <zack@codesourcery.com>
278 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
279 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
280 installation directory first.
282 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
285 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
286 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
287 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
288 * config/cris/cris.md: Tweak comments referring to Q.
289 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
290 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
291 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
292 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
293 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
294 Insert spaces in constraints to align alternatives vertically for
296 ("cmphi"): Ditto. Add separate alternative for operand 0 "Q>",
299 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
301 PR rtl-optimization/17728
302 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
303 operand 0 from general_operand to move_dest_operand.
305 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
307 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
308 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
309 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
310 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
312 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
314 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
315 * configure: Regenerate.
316 * libada-mk.in: Remove CC; rename
317 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
319 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
322 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
323 for the lhs, also walk over the tree. Likewise for rhs.
325 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
327 * tree-ssa-dom.c (simple_iv_increment_p): New function.
328 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
329 Do not propagate value of iv before increment over the increment.
331 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
333 * c-parser.c: New file.
334 * c-parse.in: Remove.
335 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
337 (c-parser.o): Add dependencies.
338 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
339 maintainer-clean, TAGS): Update.
340 * c-config-lang.in (gtfiles): Update.
341 * gengtype-lex.l: Don't handle "@@".
342 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
343 objc_build_synchronized, objc_begin_try_stmt,
344 objc_begin_catch_clause, objc_finish_catch_clause,
345 objc_build_finally_clause, objc_finish_try_stmt): New.
346 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
348 (c_parse_init): Update comment.
349 * c-decl.c (c_init_decl_processing): Update comment.
350 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
351 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
352 new c_declspecs members.
354 2005-02-25 Julian Brown <julian@codesourcery.com>
356 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
357 from being used for symbols with vague linkage when
358 HAVE_GAS_COMDAT_GROUP is true.
360 2005-02-25 Mark Mitchell <mark@codesourcery.com>
362 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
364 2005-02-25 Steve Ellcey <sje@cup.hp.com>
367 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
368 (LIBGCC2_HAS_DF_MODE): New.
369 (LIBGCC2_HAS_XF_MODE): New.
370 (LIBGCC2_HAS_TF_MODE): New.
371 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
372 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
373 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
374 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
375 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
376 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
377 and add _fixtfdi, _fixunstfdi, _floatditf
378 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
379 L_fixunstfdi, L_floatditf.
380 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
381 (LIBGCC2_HAS_TF_MODE): Define.
383 2005-02-25 Diego Novillo <dnovillo@redhat.com>
385 PR tree-optimization/20204
386 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
387 REWRITE_THIS_STMT markers on PHI nodes.
388 (rewrite_initialize_block): Likewise.
390 2005-02-25 Mark Mitchell <mark@codesourcery.com>
392 * version.c (version_string): Update to 4.1.
394 2005-02-25 Paolo Carlini <pcarlini@suse.de>
396 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
397 Clarify that the alternative way doesn't work in GNU C++.
399 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
401 PR tree-optimization/19937
402 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
403 to the type of the induction variable.
405 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
407 PR rtl-optimization/20117
408 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
409 the block including noncopyable insn.
411 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
413 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
414 calls to find_reg_note.
416 2005-02-24 Richard Henderson <rth@redhat.com>
419 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
422 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
424 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
425 vector types if to use base reg for misaligned non-word ld/std.
427 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
430 * config/cris/cris.c (cris_target_asm_function_prologue): Create
431 dwarf2 label manually and put it after, not before the prologue.
433 2005-02-24 David Edelsohn <edelsohn@gnu.org>
436 * reload.c (operands_match_p): Only increment register number for
437 SCALAR_INT_MODE_P modes in multiple hard registers.
439 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
442 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
444 * ChangeLog.5: Fix log message typo(s).
445 * ChangeLog.7: Likewise.
446 * ChangeLog.tree-ssa: Likewise.
447 * cfgexpand.c: Fix comment typo(s).
448 * conflict.c: Likewise.
449 * defaults.h: Likewise.
450 * dwarf2out.c: Likewise.
452 * ggc-page.c: Likewise.
453 * tree-eh.c: Likewise.
454 * tree-ssa-dom.c: Likewise.
456 2005-02-24 Jakub Jelinek <jakub@redhat.com>
459 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
460 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
461 if SHARED is defined.
464 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
465 allow splitting only if operands 0 and 3 don't overlap.
467 2005-02-24 Richard Henderson <rth@redhat.com>
470 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
471 (fold_builtin_1): Call them.
472 * fold-const.c (fold_complex_mult_parts): Split out from ...
473 (fold_complex_mult): ... here. Fix typo in both imaginary case.
474 (fold_complex_div_parts, fold_complex_div): New.
476 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
478 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
480 * tree-ssa-ccp.c (visit_assignment): Verify that result of
481 VIEW_CONVERT_EXPR is_gimple_min_invariant.
483 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
484 (print_node): Likewise.
485 Print TYPE_SIZES_GIMPLIFIED.
487 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
489 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
490 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
491 operands as commutative in constraints.
493 2005-02-24 Diego Novillo <dnovillo@redhat.com>
495 * tree-into-ssa.c: Re-organize internal functions.
497 2005-02-24 Richard Henderson <rth@redhat.com>
500 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
502 * common.opt (fcx-limited-range): New.
503 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
504 * toplev.c (flag_complex_method): Initialize to 1.
505 (process_options): Set flag_complex_method to 0 if
506 flag_cx_limited_range.
507 * doc/invoke.texi (-fcx-limited-range): New.
509 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
511 * cse.c (delete_trivially_dead_insns): Speed up by using
512 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
515 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
517 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
518 functions when -mid-shared-library is being used.
520 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
522 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
523 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
524 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
525 * system.h: Poison LINK_LIBGCC_SPECIAL.
527 2005-02-23 James E Wilson <wilson@specifixinc.com>
529 * gengtype.c (note_insn_name): Make 1 element larger.
531 2005-02-23 Roger Sayle <roger@eyesopen.com>
534 PR rtl-optimization/20097
535 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
536 BImode SUBREGs of SImode registers which confuse the ia64 backend.
538 2005-02-23 David Edelsohn <edelsohn@gnu.org>
540 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
541 * t-aix52 (SHLIB_INSTALL): Same.
543 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
545 * genpreds.c: Update copyright.
547 2005-02-23 Michael Beach <michaelb@ieee.org>
550 * config/sparc/t-elf (startup files): Assemble with CPP.
552 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
554 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
555 (write_predicate_expr): Likewise.
557 2005-02-22 Diego Novillo <dnovillo@redhat.com>
559 PR tree-optimization/20100
560 PR tree-optimization/20115
561 * tree-optimize.c (init_tree_optimization_passes): Remove
562 pass_maybe_create_global_var.
563 * tree-pass.h (pass_maybe_create_global_var): Remove.
564 * tree-ssa-alias.c (aliases_computed_p): Declare.
565 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
566 (count_calls_and_maybe_create_global_var): Remove.
567 (pass_maybe_create_global_var): Remove.
568 (init_alias_info): Do not declare aliases_computed_p.
569 (maybe_create_global_var): If the function contains no
570 call-clobbered variables and a mix of pure/const and regular
571 function calls, create .GLOBAL_VAR.
572 Mark all call-clobbered variables for renaming.
573 (merge_pointed_to_info): Update comment.
574 (add_pointed_to_var): Likewise.
575 (is_escape_site): Likewise.
576 Accept struct alias_info * instead of size_t *.
578 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
580 * tree-ssa-operands.c (get_call_expr_operands): If
581 ALIASES_COMPUTED_P is false, do not add call-clobbering
583 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
584 (delete_tree_ssa): Likewise.
586 2005-02-22 James E Wilson <wilson@specifixinc.com>
588 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
589 (do_compile): Do call it here.
591 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
593 PR rtl-optimization/20017.
594 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
595 rest_of_handle_cse2, rest_of_handle_gcse): Call
596 delete_dead_jumptables immediately before calling cleanup_cfg.
598 2005-02-22 Devang Patel <dpatel@apple.com>
601 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
604 2005-02-22 David Edelsohn <edelsohn@gnu.org>
606 * config/rs6000/aix.h (WINT_TYPE): Define.
608 2005-02-22 Stan Shebs <shebs@apple.com>
610 * config/rs6000/rs6000.c (rs6000_override_options): Default to
611 natural alignment for 64-bit Darwin.
612 (rs6000_parse_alignment_option): Warn about uses of -malign-power
614 * doc/invoke.texi: Document this.
616 2005-02-22 DJ Delorie <dj@redhat.com>
618 * c-common.c (c_common_type_for_mode): Pass the mode's precision
619 to make_[un]signed_type, not the mode itself.
621 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
623 * cfg.c (cached_make_edge): Call make_edge if edge cache is
624 not available. Use tail calls wherever possible.
625 (make_edge): Call unchecked_make_edge to create an edge.
627 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
628 (coalesce_ssa_name): Don't check for
629 SSANORM_USE_COALESCE_LIST.
630 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
632 2005-02-22 Diego Novillo <dnovillo@redhat.com>
634 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
635 (rewrite_into_ssa): ... here.
637 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
639 PR tree-optimization/19786
640 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
641 tag to another's may-alias bitmap when adding to the other's list.
643 2005-02-21 DJ Delorie <dj@redhat.com>
645 * tree-ssa-loop-ivopts.c (computation_cost): Start register
646 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
647 registers in unsupported ways.
648 * expmed.c (init_expmed): Likewise.
650 2005-02-21 Stan Cox <scox@redhat.com>
652 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
654 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
656 * tree-cfg.c (fold_cond_expr_cond): New.
657 (make_edges): Call fold_cond_expr_cond.
658 (find_taken_edge): Accept nothing but INTEGER_CST.
659 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
661 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
663 * flow.c (delete_dead_jumptables): Speed up by scanning insns
664 that do not belong to any basic block.
666 2005-02-21 Jeff Law <law@redhat.com>
668 * cfganal.c (find_unreachable_blocks): Manually CSE load of
671 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
673 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
674 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
675 Adjust their definitions.
676 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
677 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
679 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
680 genautomata.c, langhooks.c, langhooks.h, system.h,
681 config/arm/lib1funcs.asm: Update copyright.
683 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
685 * dbxout.c (dbxout_function_end): Emit Lscope label always.
687 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
690 * doc/install.texi: Document --with-gc.
692 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
694 * simplify-rtx.c (simplify_unary_operation): Add a missing
697 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
699 PR tree-optimization/18663
700 * tree-ssa-dom.c (extract_range_from_cond): Return 0
701 if the type has variable bounds.
703 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
705 * gcse.c: Remove an obsolete comment.
707 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
709 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
711 * doc/extend.texi (Function Attributes) <Attribute const>: The
712 attribute "pure" is below this text, not above.
714 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
716 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
717 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
718 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
720 2005-02-20 Zack Weinberg <zack@codesourcery.com>
723 * langhooks.h (struct lang_hooks): Add to_target_charset.
724 * langhooks.c (lhd_to_target_charset): New function.
725 * langhooks-def.h: Declare lhd_to_target_charset.
726 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
727 (LANG_HOOKS_INITIALIZER): Update.
728 * c-common.c (c_common_to_target_charset): New function.
729 * c-common.h: Declare it.
730 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
731 c_common_to_target_charset.
733 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
734 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
736 * system.h: Poison them.
737 * doc/tm.texi: Don't discuss them.
738 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
739 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
740 (pp_c_char): Do not attempt to generate letter escapes for
742 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
743 * config/mips/mips.c (mips_output_ascii): Likewise.
745 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
747 PR tree-optimization/19951
748 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
751 2005-02-19 Steven Bosscher <stevenb@suse.de>
754 * function.h (struct function): New field `max_loop_depth'.
755 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
756 (flow_loops_find): Reset the max loop depth count before finding loops.
757 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
758 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
759 (calculate_global_regs_live): Make sure the loop will terminate
760 when the initial sets are not empty.
762 2005-02-19 Zack Weinberg <zack@codesourcery.com>
764 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
766 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
768 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
771 * doc/invoke.texi: Remove documentation of %M spec.
773 (init_spec): Remove %M suffix from -lgcc_s.
774 (do_spec_1): Remove 'M' case.
775 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
776 to put shared libraries in the multilib directory. Remove the
777 shlib_so_soname substitution variable. Don't add a multilib encoding
778 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
779 reported by -print-multi-os-directory. Pass @multilib_dir@ to
780 SHLIB_INSTALL as well as SHLIB_LINK.
781 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
782 (SHLIB_NAME): Delete.
783 (SHLIB_DIR): New macro.
784 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
785 (SHLIB_INSTALL): Adjust accordingly.
786 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
787 * config/t-slibgcc-sld: Likewise.
788 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
789 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
790 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
792 (SHLIBUNWIND_INSTALL): Adjust accordingly.
793 * config/i386/t-nwld (SHLIB_SONAME): Delete.
794 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
795 Use @shlib_base_name@ instead of @shlib_so_name@.
796 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
797 and @shlib_base_name@.so in @multilib_dir@.
798 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
800 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
801 (SHLIB_LINK): Remove previous workaround.
802 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
803 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
804 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
806 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
807 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
808 (SHLIB_INSTALL): Adjust accordingly.
809 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
810 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
811 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
812 config/t-slibgcc-elf-ver.
814 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
815 Jakub Jelinek <jakub@redhat.com>
817 PR tree-optimization/19828
818 * tree-ssa-loop-im.c: Add a TODO comment.
819 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
820 without side-effects.
822 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
824 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
827 2005-02-18 James E. Wilson <wilson@specifixinc.com>
829 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
830 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
831 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
833 (ia64_reorg): Delete fixup_errata call.
834 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
835 (TARGET_SWITCHES): Delete -mb-step entry.
837 2005-02-19 Jakub Jelinek <jakub@redhat.com>
840 * c-typeck.c (composite_type): Handle quals in transparent unions.
841 (type_lists_compatible_p): Likewise.
843 2005-02-18 Stan Shebs <shebs@apple.com>
845 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
846 expressions in the .literal8 section.
848 2005-02-18 Geoffrey Keating <geoffk@apple.com>
850 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
852 2005-02-18 Roger Sayle <roger@eyesopen.com>
854 * fold-const.c (constant_boolean_node): Always create values of the
855 specified type, don't bother calling truthvalue_conversion.
857 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
859 * except.c (output_function_exception_table): Call
860 assemble_external_libcall (eh_personality_libfunc).
862 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
865 * config/ia64/ia64.h (struct machine_function): Add state_num.
866 * config/ia64/ia64.c (process_epilogue,
867 process_for_unwind_directive): Use new unwind state numbers each
868 time rather than state 1.
870 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
873 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
874 before the "*llgt_didi" pattern.
876 2005-02-18 Jason Merrill <jason@redhat.com>
878 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
880 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
882 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
883 (div0): Use it in place of ARM_FUNC_ALIAS.
884 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
886 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
889 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
890 access, the lower bound of the array type if it exists.
892 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
895 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
896 cases that are out-of-range for the index type.
898 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
900 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
901 (estimate_case_costs): Don't call convert.
902 * expmed.c (expand_shift): Likewise.
903 (make_tree): Call fold_convert instead of convert.
905 2005-02-18 Jakub Jelinek <jakub@redhat.com>
908 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
909 that ref to be marked MEM_READONLY_P doesn't have base that needs
912 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
914 * genautomata.c (output_get_cpu_unit_code_func,
915 output_cpu_unit_reservation_p): Don't generate old-style function
918 2005-02-18 Jakub Jelinek <jakub@redhat.com>
921 PR tree-optimization/20009
922 * convert.c (convert_to_integer): Revert 2005-02-16 change.
924 PR tree-optimization/18947
925 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
926 inline, remove all nodes that are inlined into the extern inline
929 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
931 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
932 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
933 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
934 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
937 2005-02-17 Roger Sayle <roger@eyesopen.com>
939 PR tree-optimization/19917
940 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
941 to be potentially trapping.
943 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
945 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
947 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
949 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
950 tem becomes a local variable which is set to the value of the
951 back end defined INITIAL_FRAME_ADDRESS macro.
952 (expand_builtin_frame_address): Omit the base parameter to
953 expand_builtin_return_addr.
954 (expand_builtin_profile_func): Likewise.
955 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
956 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
957 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
959 2005-02-17 Jakub Jelinek <jakub@redhat.com>
961 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
962 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
963 * config/frv/frv.c (frv_function_epilogue): Likewise.
965 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
967 * lambda-code (perfect_nestify): Remove mark/unmark
969 * tree-loop-linear.c (linear_transform_loops): Add
970 rewrite_into_ssa call so that ssa is correct for
971 rewriting into loop closed.
973 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
975 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
976 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
978 * bt-load.c (btr_def_live_range, combine_btr_defs,
979 migrate_btr_def, migrate_btr_defs): Likewise.
980 * cfgcleanup.c (thread_jump): Likewise.
981 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
982 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
983 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
984 df_rd_local_compute, df_reg_info_compute): Likewise.
985 * dominance.c (init_dom_info, free_dom_info): Likewise.
986 * flow.c (init_propagate_block_info,
987 free_propagate_block_info): Likewise.
988 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
989 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
990 modify_reg_pav): Likewise.
991 * loop-invariant.c (find_defs, find_invariant_insn,
992 find_invariants, free_inv_motion_data): Likewise.
993 * predict.c (tree_predict_by_opcode,
994 estimate_bb_frequencies): Likewise.
995 * stmt.c (expand_case): Likewise.
996 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
997 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
998 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
999 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1000 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1001 rewrite_ssa_into_ssa): Likewise.
1002 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1003 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1004 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1005 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1006 * tree-sra.c (tree_sra): Likewise.
1007 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1008 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1009 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1010 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1011 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1012 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1014 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1015 calculate_live_on_entry, calculate_live_on_exit,
1016 build_tree_conflict_graph): Likewise.
1017 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1018 record_important_candidates, set_use_iv_cost, find_depends,
1019 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1020 tree_ssa_iv_optimize_finalize): Likewise.
1021 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1022 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1023 tree_duplicate_loop_to_header_edge): Likewise.
1024 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1025 * tree-ssa.c (verify_flow_insensitive_alias_info,
1026 verify_name_tags, verify_ssa, init_tree_ssa,
1027 delete_tree_ssa): Likewise.
1028 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1029 fini_ssanames): Likewise.
1030 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1032 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1034 * config/rs6000/t-rtems: Completely reworked.
1036 2005-02-17 Ira Rosen <irar@il.ibm.com>
1038 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1040 2005-02-17 Ira Rosen <irar@il.ibm.com>
1042 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1043 POINTER_TYPE_P when checking that type is a pointer.
1044 (vect_get_memtag): Remove.
1045 (vect_address_analysis): Use POINTER_TYPE_P. Call
1046 vect_object_analysis with dummy parameter for memtag.
1047 (vect_object_analysis): Extract memtag (functionality that
1048 used to be in vect_get_memtag and moved here). Fix printings.
1049 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1050 with correct parameters. Remove call to vect_get_memtag.
1052 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1054 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1055 (tree-vectorizer.o): Added missing dependencies.
1057 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1059 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1060 declaration in tree-vectorizer.c, now has an extern declaration in
1062 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1063 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1064 get_vectype_for_scalar_type, vect_is_simple_use,
1065 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1066 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1067 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1068 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1069 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1070 find_loop_location): Likewise.
1072 * tree-vectorizer.c (langhooks.h): #include removed.
1073 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1074 moved to tree-vectorized.h.
1075 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1076 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1077 get_vectype_for_scalar_type, vect_is_simple_use,
1078 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1079 vect_supportable_dr_alignment, new_loop_vec_info,
1080 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1081 vect_set_verbosity_level, find_loop_location): Likewise.
1083 (vect_analyze_loop): Function externalized. Declaration moved to
1084 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1085 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1086 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1087 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1088 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1089 vect_enhance_data_refs_alignment, vect_analyze_operations,
1090 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1091 vect_stmt_relevant_p, vect_get_loop_niters,
1092 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1093 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1094 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1095 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1096 vect_get_memtag): Likewise.
1098 (vectorizable_load): Function externalized. Declaration moved to
1099 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1100 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1101 vect_transform_loop): Likewise.
1102 (vect_transform_stmt): Moved to tree-vect-transform.c.
1103 (vect_align_data_ref, vect_create_destination_var,
1104 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1105 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1106 vect_get_vec_def_for_operand, vect_init_vector,
1107 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1108 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1109 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1110 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1111 vect_do_peeling_for_loop_bound): Likewise.
1113 * tree-vect-analyze.c: New file.
1114 * tree-vect-transform.c: New file.
1116 2005-02-17 Jason Merrill <jason@redhat.com>
1118 PR mudflap/19319, c++/19317
1119 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1122 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1124 * doc/install.texi (Specific): Update link for Darwin-specific
1127 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1129 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1130 constant_boolean_node.
1132 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1135 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1136 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1138 2005-02-16 Richard Henderson <rth@redhat.com>
1141 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1143 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1144 replace uses with Wtype_MAXp1_F.
1145 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1146 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1147 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1148 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1149 and HAVE_TFMODE as appropriate.
1150 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1151 (__floatdisf): Likewise.
1152 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1153 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1154 (Wtype_MAXp1_F): New.
1155 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1156 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1158 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1161 * arm.c (arm_apply_result_size): New function.
1162 * arm.h (APPLY_RESULT_SIZE): Define.
1163 * arm-protos.h (arm_apply_result_size): Add prototype.
1164 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1165 (movxf): New expand.
1166 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1167 (call_value_symbol): Remove predicate for operand 0.
1168 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1169 (untyped_call): Rework to correclty return values for any type.
1170 (untyped_return): New expand.
1171 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1173 2005-02-16 Stan Shebs <shebs@apple.com>
1175 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1176 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1178 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1180 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1181 configure settings on Solaris 7 and later.
1183 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1185 PR tree-optimization/19865
1186 * tree-optimize.c (init_tree_optimization_passes): Run
1187 pass_may_alias after pass_sra.
1189 2005-02-16 Richard Henderson <rth@redhat.com>
1190 Stuart Hastings <stuart@apple.com>
1193 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1194 Do nothing if debug info suppressed for this function.
1195 (dbxout_begin_function): Early exit if debug info suppressed for
1198 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1201 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1203 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1205 PR tree-optimization/19967
1206 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1207 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1208 argument TYPE. Adjust calls to fold_builtin_XXX.
1209 (expand_builtin, fold_builtin_1): Adjust calls to
1211 (fold_builtin_strchr, fold_builtin_strpbrk,
1212 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1213 result to a requested type TYPE.
1215 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1218 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1219 (T)x & (T)cst if (T)cst overflows.
1220 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1221 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1223 2005-02-15 Jeff Law <law@redhat.com>
1225 * gcse.c (blocks_with_calls): New bitmap.
1226 (alloc_gcse_mem): Allocate it.
1227 (free_gcse_mem): Free it.
1228 (clear_modifY_mem_tables): Clear it.
1229 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1230 when we encounter CALL_INSNs.
1231 (compute_transp, case MEM): Handle blocks with calls separate
1232 from blocks without calls. Use bitmap iterators rather than
1235 2005-02-15 Peter O'Gorman <peter@pogma.com>
1238 * mklibgcc.in (vis_hide): Use a temporary object file, not
1241 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1244 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1245 access optimization.
1247 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1248 Alan Modra <amodra@bigpond.net.au>
1251 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1252 (_xlqsub): Rename to __gcc_qsub.
1253 (_xlqmul): Rename to __gcc_qmul.
1254 (_xlqdiv): Rename to __gcc_qdiv.
1255 Provide versioned symbol aliases with old names.
1256 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1257 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1258 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1259 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1260 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1262 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1264 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1265 Fold ~(A - 1) and ~(A + -1) to -A.
1267 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1271 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1272 config/pa/pa-host.c:pa_gt_pch_use_address.
1274 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1276 * tree-vn.c (get_value_handle): Make sure that given an
1277 is_gimple_min_invariant expression, we always return it.
1279 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1281 * passes.c (rest_of_handle_gcse): Fix a comment.
1283 2005-02-15 Jeff Law <law@redhat.com>
1285 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1287 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1288 (canon_list_insert, record_last_mem_set_info): Similarly.
1289 (clear_modify_mem_tables): Similarly.
1291 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1293 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1294 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1295 config/mips/mips.md, config/rs6000/aix.h,
1296 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1298 2005-02-15 Richard Henderson <rth@redhat.com>
1300 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1301 call to be best_edge.
1303 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1305 * basic-block.h: Adjust the prototype for find_basic_blocks.
1306 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1307 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1310 * flow.c (recompute_reg_usage): Remove all arguments.
1311 * passes.c (rest_of_compilation): Adjust the call to
1312 recompute_reg_usage.
1313 * rtl.h: Adjust the prototype for recompute_reg_usage.
1315 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1317 * tree-dump.c (dump_files): Update to reflect new member
1319 (dump_register): Add new argument.
1321 (dump_switch_p_1): Check against glob name if doglob was passed.
1322 (dump_switch_p): Check against regular first, then glob if
1323 we didn't have any hits on the dump name.
1324 * tree-optimize.c (register_one_dump_file):
1325 Pass in glob name as well.
1326 * tree-pass.h (struct dump_file_info): Add glob
1329 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1331 PR preprocessor/16323
1332 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1334 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1337 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1338 (trunctfdf2_internal1): New.
1339 (trunctfdf2_internal2): Renamed from trunctfdf2.
1341 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1343 PR tree-optimization/19853
1344 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1346 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1348 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1349 delete_dead_jumptables and cleanup_cfg.
1351 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1353 * reload.c (find_reloads): Swap address_reloaded flags when
1354 swapping commutative operands.
1356 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1358 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1359 Use standard_iv_increment_position for computing the bsi position
1361 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1364 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1367 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1368 life range of hard registers.
1369 * value-prof.c (insn_prefetch_values_to_profile): Only
1372 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1373 profile in libcalls.
1375 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1377 * bitmap.h (bitmap_and_compl_into): Return bool.
1378 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1380 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1382 PR tree-optimization/19944
1383 * fold-const.c (fold): Re-add ABS_EXPR folding.
1385 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1388 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1389 {TARGET,MASK}_XL_COMPAT.
1390 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1392 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1393 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1395 (rs6000_arg_partial_bytes): Same.
1396 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1397 and XL compatibility enabled.
1398 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1399 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1400 test to final condition.
1401 (cmptf_internal2): New.
1402 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1403 xl-compat. Add TFmode information to description.
1405 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1407 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1409 2005-02-13 Jason Merrill <jason@redhat.com>
1412 * fold-const.c (fold_indirect_ref_1): Split out from...
1413 (build_fold_indirect_ref): Here.
1414 (fold_indirect_ref): New fn.
1415 * tree.h: Declare it.
1416 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1417 (gimplify_modify_expr_rhs): Likewise.
1418 (gimplify_expr): Likewise.
1420 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1422 PR tree-optimization/14303
1423 PR tree-optimization/15784
1424 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1425 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1426 ABS_EXPR<x> != 0 to x != 0.
1428 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1430 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1431 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1432 spelling conventions.
1434 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1435 delete_trivially_dead_insns too many times.
1437 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1440 2005-02-12 Ira Rosen <irar@il.ibm.com>
1442 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1443 (vect_is_simple_iv_evolution): Remove redundant parameter
1445 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1446 without last parameter.
1447 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1448 Return pointer step. Call vect_is_simple_iv_evolution without
1449 last parameter. Check only that the step is multiple of size
1450 type. Remove stmt_vinfo updates.
1451 (vect_get_memtag_and_dr): Remove.
1452 (vect_get_memtag): New function.
1453 (vect_address_analysis): New function.
1454 (vect_object_analysis): New function.
1455 (vect_analyze_data_refs): Call vect_object_analysis and
1456 vect_get_memtag. Update stmt_vinfo fields.
1458 2005-02-12 Ira Rosen <irar@il.ibm.com>
1460 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1461 exist and are objects. Remove checks for pointer.
1462 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1463 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1464 (vect_create_data_ref_ptr): Likewise.
1465 (vect_base_addr_differ_p): New function.
1466 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1467 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1468 Don't set the DR_BASE_NAME field of data-ref.
1469 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1471 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1473 * optabs.h (enum optab_index): Add new OTI_ldexp.
1474 (ldexp_optab): Define corresponding macro.
1475 * optabs.c (init_optabs): Initialize ldexp_optab.
1476 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1478 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1480 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1481 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1483 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1484 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1487 2005-02-12 Ira Rosen <irar@il.ibm.com>
1489 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1491 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1493 (vect_get_base_and_offset): Always return an address.
1494 (vect_create_addr_base_for_vector_ref): Remove treatment for
1495 different data reference types.
1496 (vect_compute_data_ref_alignment): Rename base to base_address in
1497 stmt_vec_info. Get the object in order to force its alignment.
1498 (vect_get_memtag_and_dr): Rename base to base_address in
1499 stmt_vec_info. Extract the object for memtag analysis.
1501 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1503 PR regression/19898.
1504 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1505 changes cc_status, use apply modified_in_p to part of cc_status
1506 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1509 2005-02-11 Richard Henderson <rth@redhat.com>
1511 * tree-complex.c (expand_complex_libcall): New.
1512 (expand_complex_multiplication): Use it for c99 compliance.
1513 (expand_complex_division): Likewise.
1514 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1516 * builtins.c (built_in_names): Remove const.
1517 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1519 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1520 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1521 (built_in_names): Remove const.
1522 * c-common.c (c_common_type_for_mode): Handle complex modes.
1523 * flags.h, toplev.c (flag_complex_method): Rename from
1524 flag_complex_divide_method.
1525 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1526 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1527 * libgcc2.h: Declare them.
1528 * libgcc-std.ver: Export them.
1529 * mklibgcc.in (lib2funcs): Build them.
1531 2005-02-11 Steven Bosscher <stevenb@suse.de>
1533 PR tree-optimization/19876
1534 Partially revert my change from 2005-01-14
1535 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1536 (compute_antic): ...and remove the loop here.
1538 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1541 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1542 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1544 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1545 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1547 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1549 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1550 offsets for the big-endian 32-bit case.
1552 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1554 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1556 2005-02-11 Dale Johannesen <dalej@apple.com>
1558 * cselib.c (cselib_process_insn): Clear out regs where
1559 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1560 * reload.c (find_equiv_reg): Ditto.
1562 2005-02-11 Ian Lance Taylor <ian@airs.com>
1564 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1567 * tree.c (build_function_type_list): Work correctly if there are
1570 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1572 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1573 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1574 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1575 TARGET_ZARCH instead of TARGET_64BIT.
1577 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1579 * config/rs6000/t-rtems:
1580 (MULTILIB_OPTIONS): Remove mcpu=602.
1581 (MUTLILIB_DIRNAMES): Remove m602.
1582 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1583 Let mcpu=602 match mcpu=603.
1584 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1586 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1588 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1591 2005-02-10 David Daney <ddaney@avtrex.com>
1593 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1594 * config/i386/linux-unwind.h: Likewise.
1595 * config/ia64/linux-unwind.h: Likewise.
1596 * config/mips/linux-unwind.h: Likewise.
1597 * config/pa/linux-unwind.h: Likewise.
1598 * config/rs6000/linux-unwind.h: Likewise.
1599 * config/s390/linux-unwind.h: Likewise.
1600 * config/sh/linux-unwind.h: Likewise.
1601 * config/sparc/linux-unwind.h: Likewise.
1603 2005-02-10 Steven Bosscher <stevenb@suse.de>
1605 PR tree-optimization/17549
1606 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1607 TER to replace a DEF with its expression if the DEF and the
1608 rhs of the expression we replace into have the same root
1611 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1613 * config/mips/mips.md: Fix the placement of the match_scratch in the
1616 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1618 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1621 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1623 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1624 (strip_offset): Handle addresses.
1625 (add_address_candidates): Use strip_offset.
1626 (difference_cost): Reflect strip_offset change.
1627 (force_var_cost, difference_cost): Strip nops.
1629 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1631 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1633 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1634 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1635 config/cris/cris-protos.h, config/cris/cris.c: Update
1638 2005-02-10 Jeff Law <law@redhat.com>
1640 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1641 (lookup_avail_expr): Similarly.
1643 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1645 * builtins.c (fold_builtin_powi): New function.
1646 (fold_builtin_1): Call it.
1648 2005-02-10 Steven Bosscher <stevenb@suse.de>
1650 PR documentation/19309
1651 * doc/cpp.texi: The __GNUC__ and related predefined macros
1652 are also defined for the "standalone" cpp.
1653 Some non-GCC compilers may also define __GNUC__.
1655 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1658 * c-typeck.c (common_type): New routine. Old common_type renamed
1660 (c_common_type): ...this.
1661 (build_conditional_expr, build_binary_op): Use c_common_type instead
1664 2005-02-10 Steven Bosscher <stevenb@suse.de>
1666 * doc/md.texi: Replace @samp{length} with @code{length}.
1668 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1670 PR tree-optimization/18687
1671 * tree-flow.h (find_loop_niter): Declare.
1672 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1673 Try using scev even for loops with more than one exit.
1674 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1675 (struct ivopts_data): Added niters field.
1676 (struct nfe_cache_elt): New.
1677 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1679 (tree_ssa_iv_optimize_init): Initialize niters cache.
1680 (determine_number_of_iterations): Removed.
1681 (find_induction_variables): Do not call determine_number_of_iterations.
1682 Access niters for single exit through niter_for_single_dom_exit.
1683 (add_iv_outer_candidates): Access niters for single exit through
1684 niter_for_single_dom_exit.
1685 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1686 number_of_iterations_cond.
1687 (iv_period): New function.
1688 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1689 (may_replace_final_value): Take data argument. Use
1690 niter_for_single_dom_exit.
1691 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1692 (rewrite_use_compare): Pass data to may_eliminate_iv.
1693 (rewrite_use_outer): Pass data to may_replace_final_value.
1694 (free_loop_data): Clean up the niters cache.
1695 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1696 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1697 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1698 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1699 (num_ending_zeros): Moved to tree.c.
1700 * tree.h (num_ending_zeros): Declare.
1701 * tree.c (num_ending_zeros): Moved from tree.c.
1703 2005-02-09 Richard Henderson <rth@redhat.com>
1705 * builtins.c (DEF_BUILTIN): Add COND argument.
1706 * tree.h (DEF_BUILTIN): Likewise.
1707 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1708 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1710 (DEF_BUILTIN_STUB): New.
1711 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1712 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1713 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1714 * c-common.c (DEF_BUILTIN): Add COND argument.
1715 * tree.c (local_define_builtin): New.
1716 (build_common_builtin_nodes): New.
1718 2005-02-09 Roger Sayle <roger@eyesopen.com>
1720 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1721 floating point expression ignoring the sign of the result.
1722 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1723 (fold) <MULT_EXPR>: Use it to simplify x*x.
1724 * tree.h (fold_strip_sign_ops): Prototype here.
1725 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1726 argument. Use fold_strip_sign_ops to simplify the first argument.
1727 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1728 first argument when the second argument is an even integer
1729 constant, but only with -funsafe_math_optimizations.
1730 (fold_builtin_1): Update call to fold_builtin_copysign.
1732 2005-02-09 Ian Lance Taylor <ian@airs.com>
1735 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1736 just check whether EH_FILTER_FAILURE falls through.
1738 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1740 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1741 insns return to ready list in the next turn.
1743 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1746 * builtins.def: New __builtin_powi[lf].
1747 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1748 (expand_builtin_powi): New function.
1749 (expand_builtin): Dispatch to expand_builtin_powi.
1750 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1751 * libgcc2.c: Add __builtin_powi[lf] implementation.
1752 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1753 * optabs.h: Add powi_optab.
1754 * optabs.c (init_optabs): Initialize powi_optab.
1755 * doc/extend.texi: Document __builtin_powi[lf].
1757 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1759 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1762 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1765 * fold-const.c (try_move_mult_to_index): Remove redundant
1766 type argument. Create ADDR_EXPR with correct type.
1767 (fold): Update callers of try_move_mult_to_index. Convert
1768 result to the appropriate type.
1770 2005-02-09 Roger Sayle <roger@eyesopen.com>
1773 * config/avr/avr.c (default_rtx_costs): Delete.
1774 (avr_operand_rtx_cost): New function.
1775 (avr_rtx_costs): Completely rewrite.
1777 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1780 * config/cris/cris.c (in_code): New variable.
1781 (cris_output_addr_const): Now a static function, a wrapper for
1783 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1784 case from old cris_output_addr_const.
1785 (cris_asm_output_label_ref): Similar for LABEL_REF.
1786 (cris_output_addr_const_extra): Similar for UNSPEC.
1787 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1788 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1789 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1791 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1792 (cris_asm_output_label_ref): Declare.
1794 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1796 PR preprocessor/19801
1797 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1798 filenames that changed when libcpp was moved to the toplevel.
1800 2005-02-07 Roger Sayle <roger@eyesopen.com>
1802 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1803 zero extensions of BImode operands. Call lowpart_subreg instead
1804 of gen_lowpart_common and gen_lowpart_SUBREG.
1806 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1809 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1810 * configure.ac: Set cc_for_cross_gnattools.
1811 * configure: Regenerate.
1813 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1816 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1818 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1821 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1822 of nested functions.
1824 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1826 * doc/extend.texi: Document deprecated extensions allowing
1827 static floating-point members to have initializers and allowing
1828 floating-point literals in integral constant expressions.
1830 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1832 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1833 config/darwin7.h, config/mips/mips.c,
1834 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1837 * cse.c: Update comments.
1839 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1842 * builtins.c (fold_builtin_sqrt): Transform
1843 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1846 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1847 Dorit Naishlos <dorit@il.ibm.com>
1849 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1850 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1851 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1853 * tree.h (vect_set_verbosity_level): New extern function declaration
1855 * tree-vectorizer.h (verbosity_levels): New enum type.
1856 * tree-vectorizer.c (vect_debug_stats): Function removed.
1857 (vect_debug_details): Likewise.
1858 (vect_verbosity_level): Global variable was defined and initialized.
1859 (vect_dump): Global variable definition.
1860 (vect_print_dump_info): New function.
1861 (vect_set_dump_settings): New function.
1862 (vect_set_verbosity_level): New function.
1863 (vectorize_loops): Add call to vect_set_dump_settings.
1865 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1866 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1867 (slpeel_tree_peel_loop_to_edge): Likewise.
1869 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1870 appropriate verbosity level instead of call to vect_debug_details
1871 or vect_debug_stats.
1872 (vect_get_base_and_offset):
1873 (vect_create_addr_base_for_vector_ref):
1874 (get_vectype_for_scalar_type):
1875 (vect_create_data_ref_ptr):
1877 (vect_get_vec_def_for_operand):
1878 (vect_finish_stmt_generation):
1879 (vectorizable_assignment):
1880 (vectorizable_operation):
1881 (vectorizable_store):
1882 (vectorizable_load):
1883 (vect_transform_stmt):
1884 (vect_update_ivs_after_vectorizer):
1885 (vect_do_peeling_for_loop_bound):
1886 (vect_update_inits_of_drs):
1887 (vect_do_peeling_for_alignment):
1888 (vect_transform_loop):
1889 (vect_is_simple_use):
1890 (vect_analyze_operations):
1891 (vect_is_simple_iv_evolution):
1892 (vect_analyze_scalar_cycles):
1893 (vect_analyze_data_ref_dependence):
1894 (vect_analyze_data_ref_dependences):
1895 (vect_compute_data_ref_alignment):
1896 (vect_enhance_data_refs_alignment):
1897 (vect_analyze_data_refs_alignment):
1898 (vect_analyze_data_ref_access):
1899 (vect_analyze_data_ref_accesses):
1900 (vect_analyze_pointer_ref_access):
1901 (vect_get_memtag_and_dr):
1902 (vect_analyze_data_refs):
1903 (vect_mark_relevant):
1904 (vect_stmt_relevant_p):
1905 (vect_mark_stmts_to_be_vectorized):
1906 (vect_can_advance_ivs_p):
1907 (vect_get_loop_niters):
1908 (vect_analyze_loop_form):
1909 (vect_analyze_loop):
1910 (vectorize_loops): Likewise.
1912 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1913 (vect_update_inits_of_drs):
1914 (vect_do_peeling_for_alignment):
1915 (vect_transform_loop):
1916 (vect_analyze_operations):
1917 (vect_analyze_scalar_cycles):
1918 (vect_analyze_data_ref_dependences):
1919 (vect_analyze_data_refs_alignment):
1920 (vect_analyze_data_ref_accesses):
1921 (vect_analyze_data_refs):
1922 (vect_mark_stmts_to_be_vectorized):
1923 (vect_get_loop_niters):
1924 (vect_analyze_loop_form):
1925 (vect_analyze_loop): Likewise.
1926 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1928 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1932 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1933 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1934 either -ffast-math or -funsafe-math-optimizations is in use.
1936 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1937 * config/mips/irix-csr.c: New file.
1938 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1939 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1940 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1943 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1945 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1946 redundant, incorrect definitions.
1948 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1950 ("*tls_indirect_call"): New, reference hard regs directly.
1951 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1953 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1955 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1956 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1958 2005-02-06 Roger Sayle <roger@eyesopen.com>
1960 PR rtl-optimization/19800
1961 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1962 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1965 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1967 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1969 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1972 * doc/invoke.texi: Correct documentation of -freorder-functions.
1974 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1977 * doc/invoke.texi: Don't mention gccbug.
1979 2005-02-06 Roger Sayle <roger@eyesopen.com>
1980 Andrew Pinski <pinskia@physics.uc.edu>
1981 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1983 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1984 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1985 into just (zero_extract:SI FOO (const_int 1) BAR).
1987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1989 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1990 macro locally. Don't give last revision date. Use GCC version
1991 number from gcc-common.texi.
1992 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1993 revision date. Use GCC version number from gcc-common.texi.
1994 Describe being a library as current state rather than as 3.x
1996 * doc/gcc.texi: Remove last update date.
1997 * doc/gccint.texi: Likewise. Update copyright dates.
1998 * doc/install.texi: Update copyright dates.
2000 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2003 * doc/invoke.texi: Mention for each option included in -Wall that
2004 it is included in -Wall.
2005 * doc/gcc.texi: Update copyright and last modification date.
2007 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2009 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2010 unnecessary cast to original induction variable increments.
2012 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2014 PR tree-optimization/18219
2015 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2016 in distributed form.
2018 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2020 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2021 Set bitpos and offset later in the function. Do nothing if the
2022 target is a register and if the bitfield lies completely outside
2024 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2025 here. Return an uninitialised register if the source value is stored
2026 in a register and the bitfield lies completely outside that register.
2028 2005-02-06 Steven Bosscher <stevenb@suse.de>
2030 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2033 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2035 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2037 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2039 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2040 * config/darwin8.h: New.
2041 * config/darwin7.h: Update comment.
2043 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2044 Dorit Naishlos <dorit@il.ibm.com>
2046 * tree-vectorizer.h (LOC): New type.
2047 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2048 (loop_line_number): New field in struct _loop_vec_info.
2049 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2051 * tree-vectorizer.c (input.h): Included.
2052 (find_loop_location): New function.
2053 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2054 loop line number removed.
2055 (vect_debug_details): Likewise.
2056 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2058 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2059 call to vect_debug_details/stats changed from loop to loop_loc.
2060 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2061 (slpeel_tree_peel_loop_to_edge): Likewise.
2063 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2064 changed from NULL to UNKNOWN_LOC.
2065 (vect_get_base_and_offset):
2066 (vect_create_addr_base_for_vector_ref):
2067 (get_vectype_for_scalar_type):
2068 (vect_create_data_ref_ptr):
2070 (vect_get_vec_def_for_operand):
2071 (vect_finish_stmt_generation):
2072 (vectorizable_assignment):
2073 (vectorizable_operation):
2074 (vectorizable_store):
2075 (vectorizable_load):
2076 (vect_transform_stmt):
2077 (vect_update_ivs_after_vectorizer):
2078 (vect_do_peeling_for_loop_bound):
2079 (vect_do_peeling_for_alignment):
2080 (vect_transform_loop):
2081 (vect_is_simple_use):
2082 (vect_analyze_operations):
2083 (vect_is_simple_iv_evolution):
2084 (vect_analyze_scalar_cycles):
2085 (vect_analyze_data_ref_dependences):
2086 (vect_compute_data_ref_alignment):
2087 (vect_enhance_data_refs_alignment):
2088 (vect_analyze_data_ref_access):
2089 (vect_analyze_data_ref_accesses):
2090 (vect_analyze_pointer_ref_access):
2091 (vect_get_memtag_and_dr):
2092 (vect_analyze_data_refs):
2093 (vect_mark_relevant):
2094 (vect_stmt_relevant_p):
2095 (vect_mark_stmts_to_be_vectorized):
2096 (vect_can_advance_ivs_p):
2097 (vect_get_loop_niters):
2098 (vect_analyze_loop):
2099 (vectorize_loops): Likewise.
2101 (vectorizable_load): Argument in call to vect_debug_details/stats
2102 changed from loop to LOOP_LOC (loop_vinfo).
2103 (vect_transform_loop):
2104 (vect_analyze_operations):
2105 (vect_analyze_scalar_cycles):
2106 (vect_analyze_data_ref_dependence):
2107 (vect_enhance_data_refs_alignment):
2108 (vect_analyze_data_ref_accesses):
2109 (vect_analyze_pointer_ref_access):
2110 (vect_analyze_data_refs):
2111 (vect_analyze_loop): Likewise.
2113 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2114 changed from loop to loop_loc.
2116 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2118 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2119 Dorit Naishlos <dorit@il.ibm.com>
2121 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2123 (vect_analyze_data_ref_dependences): Likewise.
2125 (vect_is_simple_use): Argument changed from loop structure to
2126 loop_vect_info structure.
2127 (vect_can_advance_ivs_p): Likewise.
2128 (vect_create_index_for_vector_ref): Likewise.
2129 (vect_update_ivs_after_vectorizer): Likewise.
2130 (new_stmt_vec_info): Likewise.
2132 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2133 changed from loop to loop_vinfo.
2134 (vect_create_data_ref_ptr): First argument in call to
2135 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2136 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2137 was changed from loop to loop_vinfo.
2138 (vectorizable_operation): Likewise.
2139 (vectorizable_store): Likewise.
2140 (vect_mark_stmts_to_be_vectorized): Likewise.
2141 (vect_do_peeling_for_loop_bound): First argument in call to
2142 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2143 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2144 was changed from loop to loop_vinfo.
2145 (vect_analyze_data_ref_dependences): Third argument in call to
2146 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2148 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2149 (vect_create_data_ref_ptr): Likewise.
2150 (vect_init_vector): Likewise.
2151 (vect_get_vec_def_for_operand): Likewise.
2152 (vectorizable_assignment): Likewise.
2153 (vectorizable_operation): Likewise.
2154 (vectorizable_store): Likewise.
2155 (vectorizable_load): Likewise.
2156 (vect_update_ivs_after_vectorizer): Likewise.
2157 (vect_is_simple_use): Likewise.
2158 (vect_analyze_data_ref_dependence): Likewise.
2159 (vect_analyze_pointer_ref_access): Likewise.
2160 (vect_can_advance_ivs_p): Likewise.
2162 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2163 before _stmt_vec_info.
2164 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2165 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2166 (new_stmt_vec_info): Argument changed from loop structure to
2167 loop_vect_info structure
2169 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2170 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2171 (vect_create_addr_base_for_vector_ref): Likewise.
2172 (vect_analyze_pointer_ref_access): Likewise.
2174 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2177 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2178 phi flag if the phi is abnormal.
2180 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2183 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2184 information for the new statement.
2186 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2189 * gcc.c (main): Include the target in -v output.
2191 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2193 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2194 Do not drop the extend if we'd have to add a paradoxical subreg
2195 later. Include optabs.h and insn-codes.h.
2196 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2198 2005-02-02 Roger Sayle <roger@eyesopen.com>
2201 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2202 * fold-const.c (const_binop): Avoid constant folding floating
2203 point operations in modes that use composite representations.
2204 * simplify-rtx.c (simplify_binary_operation): Likewise.
2206 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2208 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2210 (altivec_dstt): Likewise.
2211 (altivec_dstst): Likewise.
2212 (altivec_dststt): Likewise.
2213 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2216 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2218 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2219 EXPR_LOCUS from orig_cond to the new cond_stmt.
2220 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2223 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2225 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2226 standard_iv_increment_position. Remove call to bsi_next
2227 (no need to bump the iterator anymore).
2228 (vect_create_index_for_vector_ref): Call
2229 standard_iv_increment_position. Remove second function argument.
2230 (vect_finish_stmt_generation): Remove call to bsi_next
2231 (no need to bump the iterator anymore).
2232 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2233 to vect_create_index_for_vector_ref.
2235 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2237 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2238 phis are used out of the loop.
2240 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2243 * c-decl.c (undef_nested_function): New variable.
2244 (pop_scope): Diagnose undefined nested functions.
2245 (finish_function): Don't attempt cgraph processing or genericizing
2246 if current top-level function contained an undefined nested
2247 function. Reset undef_nested_function at the end of a top-level
2250 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2252 * tree.c (build_int_cst_type): Take sign of the value into account
2253 when deciding whether sign extend the value.
2255 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2258 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2259 (cpp_options, cc1_options): Change %{std*&ansi} to
2260 %{std*&ansi&trigraphs}.
2262 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2264 * cse.c: Update comments.
2266 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2268 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2269 arguments go on the stack. Do not put complex doubles in odd/even
2272 2005-02-02 Steven Bosscher <stevenb@suse.de>
2274 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2275 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2276 -ftree-pre, and -fthread-jumps.
2278 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2280 PR tree-optimization/19578
2281 * tree-flow.h (modified_noreturn_calls): Declare.
2282 (noreturn_call_p): Declare.
2283 * tree-flow-inline.h (noreturn_call_p): New function.
2284 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2285 * tree-cfg.c (modified_noreturn_calls): New variable.
2286 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2287 that contain a mid-block noreturn call.
2288 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2290 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2292 * df.c (df_def_record_1, df_uses_record): Don't use
2294 * df.h (DF_FOR_REGALLOC): Remove.
2296 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2299 * c-typeck.c (really_start_incremental_init): Reset
2300 constructor_max_index for arrays of incomplete type.
2302 2005-02-02 Jeff Law <law@redhat.com>
2304 * gcse.c (struct reg_set): Store the block index where the register
2305 was set rather than the setting insn.
2306 (record_one_set, compute_transp): Corresponding changes.
2307 (pre_insert_copy_insn): Do not call replace_one_set.
2308 (replace_one_set): Remove.
2310 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2313 * doc/gcov.texi: Fix typo.
2315 2005-02-01 Richard Henderson <rth@redhat.com
2318 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2319 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2321 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2322 * config/i386/i386-protos.h: Update.
2324 2005-02-01 Steven Bosscher <stevenb@suse.de>
2326 PR tree-optimization/19217
2327 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2328 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2329 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2330 that it is walking a PHI node.
2332 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2334 * doc/extend.texi (Nested Functions): Update.
2336 2005-02-01 Richard Henderson <rth@redhat.com>
2339 * optabs.c (expand_copysign_absneg): Export.
2340 * optabs.h (expand_copysign_absneg): Declare.
2341 * config/rs6000/rs6000.md (copysigntf3): New.
2343 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2345 PR tree-optimization/19633
2346 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2347 * tree-ssa-alias.c (init_alias_info): Initialize.
2348 (merge_pointed_to_info): Set.
2349 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2350 (dump_points_to_info_for): Show value of pt_null.
2351 (struct count_ptr_d): Declare.
2352 (find_ptr_dereference): Remove.
2353 (ptr_is_dereferenced_by): Remove.
2354 (count_ptr_derefs): New local function.
2355 (count_uses_and_derefs): New local function.
2356 (compute_points_to_and_addr_escape): Call it. If the number
2357 of dereferences is greater than zero, mark the pointer as
2358 dereferenced. If there are fewer dereferences than uses of
2359 the pointer, the pointer's value escapes.
2361 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2363 PR tree-optimization/19670
2364 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2366 (verify_use): ... set it here, instead.
2368 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2370 * doc/sourcebuild.texi (Test directives): Fix formatting.
2372 * doc/sourcebuild.texi (Test directives): Describe selector
2375 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2377 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2378 specific 64-bit CPUs.
2380 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2383 * arm.c (arm_eliminable_register): New function.
2384 (adjacent_mem_locations): Don't allow eliminable registers. Use
2385 HOST_WIDE_INT for address offsets.
2386 * arm-protos.h (arm_eliminable_register): Add prototype.
2388 2005-02-01 Steven Bosscher <stevenb@suse.de>
2390 PR optimization/15242
2391 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2392 * basic-block.h (duplicate_computed_gotos): Add prototype.
2393 * bb-reorder.c (duplicate_computed_gotos): New function to
2394 duplicate sufficiently small blocks ending in a computed jump.
2395 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2396 if not optimizing for size.
2397 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2398 never do tail merging for blocks ending in a computed jump.
2399 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2401 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2403 Patch from Richard Sandiford <rsandifo@redhat.com>
2404 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2405 from inheriting a subreg equivalence with a non-spill register.
2407 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2409 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2411 * config/frv/frv.c (movcc_fp_destination_operand): New.
2412 (gpr_or_memory_operand): Fix typo in comment.
2413 (gpr_or_memory_operand_with_scratch): New.
2414 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2415 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2416 movcc_fp_destination_operand.
2417 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2418 Legitimize memory addresses using a scratch register.
2420 2005-01-31 Jeff Law <law@redhat.com>
2422 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2423 bitmap a sparse bitmap instead of a simple bitmap.
2424 (mark_def_sites_initialize_block): Corresponding changes.
2425 (ssa_mark_def_sites_initialize_block): Likewise.
2426 (ssa_mark_phi_uses): Likewise.
2427 (mark_def_site, ssa_mark_def_sites): Likewise.
2428 (mark_def_site_blocks): Likewise.
2429 (rewrite_ssa_into_ssa): Likewise.
2431 * tree-ssa-dom.c (record_cond): Pass correct variable type
2432 for last argument to htab_find_slot_with_hash.
2434 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2435 effects when optimizing 0 % X. Do not try to optimize X % 0.
2437 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2439 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2442 2005-02-01 Eric Christopher <echristo@redhat.com>
2444 * config/mips/mips.c (override_options): Warn if -mint64
2446 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2449 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2451 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2453 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2454 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2455 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2456 (cached_regno): Initialize to INVALID_REGNUM.
2457 (cse_reg_info_table_size,
2458 cse_reg_info_table_first_uninitialized,
2459 cse_reg_info_timestamp): New.
2460 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2462 (init_cse_reg_info, get_cse_reg_info_1): New.
2463 (get_cse_reg_info): Cache the last look-up.
2464 (new_basic_block): Update the code to clear mappings from
2465 registers to cse_reg_info entries.
2466 (cse_main): Call init_cse_reg_info.
2468 * cse.c (get_cse_reg_info): Update a comment.
2470 2005-01-31 Steven Bosscher <stevenb@suse.de>
2473 * c-decl.c (start_decl): Do not warn about arrays of elements with
2474 an incomplete type here.
2475 (grokdeclarator): Do it here by making a pedwarn an error.
2476 * c-typeck.c (push_init_level): If there were previous errors with
2477 the constructor type, do not warn about braces for initializers.
2478 (process_init_element): Likewise for excess initializer elements.
2480 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2482 * cse.c (delete_trivially_dead_insn): Don't iterate.
2484 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2486 * config/rs6000/rs6000.md (copysignsf3): New expand.
2487 (copysigndf3): Likewise.
2489 2005-01-31 Steven Bosscher <stevenb@suse.de>
2491 * recog.c (constrain_operands): Only look for earlyclobber operand
2492 conflicts if an '&' constraint was seen.
2494 2005-01-31 Marc Espie <espie@openbsd.org>
2496 * config.gcc: Don't include embedded systems fragment, switches default
2497 debugging format to ELF.
2498 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2499 longer pick it up there.
2501 2005-01-31 Dale Johannesen <dalej@apple.com>
2503 * doc/extend.texi (nested functions): Fix linkage description.
2504 Clarify that static is not allowed.
2506 2005-01-31 Dale Johannesen <dalej@apple.com>
2508 * config/rs6000/darwin.md (movsf_low_di): Make work.
2509 (movdf_low_di): Make work.
2511 2005-01-31 Dale Johannesen <dalej@apple.com>
2513 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2514 Make work for 64 bit.
2516 2005-01-31 Roger Sayle <roger@eyesopen.com>
2517 Dale Johannesen <dalej@apple.com>
2520 * fold-const.c (fold_binary_op_with_conditional_arg):
2521 Make types match original operands, before STRIP_NOPS.
2523 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2525 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2526 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2527 (struct gcc_sigcontext): Delete. Merge contents to..
2528 (struct gcc_ucontext): ..here.
2529 (get_sigcontext): Delete.
2530 (get_regs): New function, like get_sigcontext but return regs ptr.
2531 64-bit version finds regs from r1 to support vdso.
2532 (ppc_linux_aux_vector): New function.
2533 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2536 2005-01-31 Ira Rosen <irar@il.ibm.com>
2538 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2540 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2541 redundant fold. Fix misalignment for MINUS_EXPR.
2542 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2543 (vect_analyze_pointer_ref_access): Likewise.
2544 (vect_get_memtag_and_dr): Likewise.
2546 2005-01-31 Richard Henderson <rth@redhat.com>
2548 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2549 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2550 absnegdf2_i387, absnegxf2_i387): Likewise.
2552 2005-01-31 Richard Henderson <rth@redhat.com>
2555 * optabs.c (expand_copysign_absneg): New.
2556 (expand_copysign_bit): Split out from ...
2557 (expand_copysign): ... here. Use expand_copysign_absneg.
2559 2005-01-30 Roger Sayle <roger@eyesopen.com>
2562 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2563 constant as the second operand and a register as the third.
2565 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2569 that dllimport'd functions do not use all call-clobbered registers
2572 2005-01-30 Richard Henderson <rth@redhat.com>
2575 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2576 expand_abs_nojump and generalize. Use operand_subword and
2577 emit_no_conflict_block. Support large modes.
2578 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2580 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2581 negation to subtraction.
2582 (expand_copysign): Check that the format has signed zeros.
2583 Use operand_subword and emit_no_conflict_block. Support large modes.
2585 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2587 Fix PR tree-optimization/19624
2589 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2590 * tree-ssa-pre.c: Add cfgloop.h.
2592 (pre_stats): New member, constified.
2593 (inserted_exprs): New static variable.
2594 (NECESSARY): New macro.
2595 (create_expression_by_pieces): Fold the expression, and
2596 mark it as defaulting to not necessary. Also put in
2598 (fully_constant_expression): New function.
2599 (insert_into_preds_of_block): Modify to not insert phis when we
2600 are playing with induction variables.
2601 Push phis onto the inserted_exprs vector, and mark them as not
2602 necessary by default.
2603 (insert_aux): Call fully_constant_expression on eprime.
2604 If all edges produce the same value, mark it constant.
2605 (mark_operand_necessary): New function.
2606 (remove_dead_inserted_code): New function.
2607 (init_pre): Init loop optimizer to get loop info.
2608 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2609 (execute_pre): Commit edge inserts, then remove dead code.
2611 2005-01-30 Richard Henderson <rth@redhat.com>
2613 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2614 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2616 2005-01-30 Richard Henderson <rth@redhat.com>
2619 * config/i386/i386.c (ix86_expand_copysign): New.
2620 (ix86_split_copysign_const): New.
2621 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2622 rearrange op1/nmask operands.
2623 * config/i386/i386-protos.h: Update.
2624 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2625 (copysigndf3): Likewise.
2626 (copysignsf3_const, copysigndf3_const): New.
2627 (copysignsf3_var): Rename from copysignsf3, split out splitter
2628 and fix split predicate for X constraint.
2629 (copysigndf3_var): Similarly.
2631 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2633 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2634 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2635 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2637 2005-01-29 Richard Henderson <rth@redhat.com>
2640 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2641 of # and * in constraints.
2643 2005-01-29 Richard Henderson <rth@redhat.com>
2646 * expr.c (store_field): Don't strip sub-mode cast when the input
2647 data is even smaller.
2649 2005-01-29 Richard Henderson <rth@redhat.com>
2652 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2655 2005-01-29 Richard Henderson <rth@redhat.com>
2657 * combine.c (make_field_assignment): Fix argument order
2660 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2662 PR tree-optimization/15791
2663 * fold-const.c (extract_array_ref): New function.
2664 (fold): Fold comparisons between &a[i] and &a[j] or
2665 semantically equivalent trees.
2667 2005-01-29 Jeff Law <law@redhat.com>
2669 * gcse.c (insert_expr_in_table): Revamp handling of available
2670 and anticipatable occurrence lists to avoid unnecessary list
2672 (insert_set_in_table): Similarly.
2674 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2676 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2678 (c_build_qualified_type): Build qualified array types with
2679 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2680 * c-decl.c (c_make_fname_decl): Build unqualified array type
2681 before qualified type.
2682 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2683 type is qualified, not just if type itself is. Don't apply
2684 qualifiers to array type when declarator is processed. Apply
2685 qualifiers to field type whether or not it is an array type.
2686 Don't handle array types specially for applying qualifiers to
2688 * c-typeck.c (composite_type): Build unqualified element type and
2689 array type when forming composite of array types.
2690 (common_pointer_type, comptypes, comp_target_types,
2691 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2692 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2694 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2695 (args2) in variables a1 and a2.
2697 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2699 * cse.c (n_elements_made, max_elements_made): Remove.
2700 (insert): Don't touch n_elements_made.
2701 (cse_main): Don't touch n_elements_made or max_elements_made.
2703 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2706 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2707 configuration part of dp-bit.c to be lost.
2709 2005-01-28 Roger Sayle <roger@eyesopen.com>
2711 * expmed.c (expand_mult_highpart_optab): When attempting to use
2712 a non-widening multiplication in a wider mode, the operands need
2713 to be converted (zero or sign extended) to that mode.
2715 2005-01-28 Ian Lance Taylor <ian@airs.com>
2719 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2720 through if both operands fall through.
2722 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2724 * cse.c (fold_rtx) <PC>: Don't optimize.
2726 2005-01-28 Jeff Law <law@redhat.com>
2728 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2729 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2731 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2733 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2734 cse_reg_info_used_list_end): Remove.
2735 (cse_reg_info_list, cse_reg_info_list_free): New.
2736 (get_cse_reg_info): When allocating an instance of
2737 cse_reg_info, add it to the beginning of the cse_reg_info_list
2738 list. Remove code to maintain cse_reg_info_used_list.
2739 (new_basic_block): Reset the free list to the beginning of
2742 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2744 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2745 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2746 (frv_expand_mdpackh_builtin): New function.
2747 (frv_expand_builtin): Use it to expand __MDPACKH.
2748 * doc/extend.texi (__MDPACKH): Update documentation.
2750 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2752 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2753 SSE_FLOAT_MODE_P for use_sse computation.
2755 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2758 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2760 2005-01-27 Richard Henderson <rth@redhat.com>
2762 * builtins.c (expand_builtin_copysign): New.
2763 (expand_builtin): Call it.
2764 * genopinit.c (optabs): Add copysign_optab.
2765 * optabs.c (init_optabs): Initialize it.
2766 (expand_copysign): New.
2767 * optabs.h (OTI_copysign, copysign_optab): New.
2768 (expand_copysign): Declare.
2770 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2771 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2773 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2774 (ix86_expand_fp_absneg_operator): ... here.
2775 (ix86_split_copysign): New.
2776 * config/i386/i386-protos.h: Update.
2777 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2778 (copysignsf3, copysigndf3): New.
2780 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2781 (copysignsf3, ncopysignsf3): New.
2782 (copysigndf3, ncopysigndf3): New.
2783 (copysignxf3, ncopysignxf3): New.
2784 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2786 2005-01-27 Arend Bayer <arend.bayer@web.de>
2787 Kazu Hirata <kazu@cs.umass.edu>
2789 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2790 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2791 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2794 2005-01-27 Jeff Law <law@redhat.com>
2796 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2797 definitions of SSA_NAMEs which are not being rewritten.
2798 (rewrite_ssa_into_ssa): Only initialize the current definition
2799 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2800 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2801 SSA_NAMEs before returning.
2803 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2805 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2806 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2807 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2808 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2809 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2811 2005-01-27 Steven Bosscher <stevenb@suse.de>
2814 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2815 higher to -O2 and higher. Likewise for tree PRE.
2816 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2819 2005-01-27 Ian Lance Taylor <ian@airs.com>
2822 * gimple-low.c (try_catch_may_fallthru): New static function.
2823 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2824 * tree-inline.c (expand_call_inline): Don't warn about reaching
2825 the end of a non-void function being inlined if the function uses
2828 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2830 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2833 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2834 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2835 (implicitly_declare): Handle error_mark_node.
2837 2005-01-27 Richard Henderson <rth@redhat.com>
2840 * tree.h (struct tree_decl): Add debug_expr_is_from.
2841 (DECL_DEBUG_EXPR_IS_FROM): New.
2842 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2843 * dwarf2out.c (dwarf2out_var_location): Update to match.
2844 * tree-outof-ssa.c (create_temp): Likewise.
2845 * var-tracking.c (track_expr_p): Likewise.
2846 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2847 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2848 * toplev.c (default_tree_printer): Likewise.
2850 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2852 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2853 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2855 2005-01-27 Steven Bosscher <stevenb@suse.de>
2857 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2858 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2859 ASM_CLOBBERS): Add tree checks.
2861 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2862 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2863 * c-common.def (SWITCH_STMT): Update to match.
2864 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2865 macros instead of SWITCH_EXPR ones.
2866 * c-dump.c (c_dump_tree): Likewise.
2867 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2868 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2870 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2872 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2874 * unwind-dw2.c (execute_stack_op): Add missing cases for
2875 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2877 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2879 * config.gcc (Obsolete configurations): Remove 'dummy', add
2880 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2883 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2885 PR tree-optimization/19633
2886 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2888 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2889 are no call-clobbered variables.
2890 * tree-outof-ssa.c (check_replaceable): Return false for calls
2893 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2895 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2896 even for variables with NULL DECL_INITIAL.
2898 2005-01-26 Stuart Hastings <stuart@apple.com>
2900 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2902 2005-01-26 Richard Henderson <rth@redhat.com>
2905 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2907 * expr.c (store_field): Strip conversions to odd-bit-sized types
2908 if the destination field width matches.
2910 2005-01-26 Richard Henderson <rth@redhat.com>
2912 * c-decl.c, expmed.c, expr.c: Revert last change.
2914 2005-01-26 Richard Henderson <rth@redhat.com>
2917 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2919 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2920 if we don't need the bits above those present in the current mode.
2921 * expr.c (store_field): Strip conversions to odd-bit-sized types
2922 if the destination field width matches.
2924 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2926 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2927 either -ffast-math or -funsafe-math-optimizations is in use.
2929 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2933 * config/avr/avr.c (notice_update_cc): Only set condition code for
2934 ashrqi3 if shift count > 0.
2935 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2936 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2937 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2938 count <= 0 as a no-op, and shift count >= width by copying zero
2939 or sign bit to all bits of the result.
2940 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2941 count, with attribute "length" set to 0 and "cc" set to "none".
2943 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2945 * doc/invoke.texi: Document -mTLS.
2947 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2948 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2949 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2950 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2951 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2952 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2953 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2954 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2956 * configure.ac: Check for a TLS capable gas.
2958 * configure: Regenerate.
2960 2005-01-26 Richard Henderson <rth@redhat.com>
2963 * combine.c (make_field_assignment): Simplify store to zero_extract
2964 from a source with an overlapping mask.
2966 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2968 2004-11-11 Eric Christopher <echristo@redhat.com>
2970 * config/frv/frv.md: Add fr400_integer automaton. Don't
2971 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2974 2005-01-26 Steven Bosscher <stevenb@suse.de>
2977 * cfgbuild.c (make_edges): Do not clear or set
2978 current_function_has_computed_jump.
2979 * function.h (struct function): Remove the has_computed_jump field.
2980 (current_function_has_computed_jump): Do not define.
2981 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2982 in a computed jump. Ignore current_function_has_computed_jump.
2984 2005-01-26 Richard Henderson <rth@redhat.com>
2987 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2988 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2990 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2991 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2992 objects into static storage if they have more than one non-zero value.
2993 * tree.h (categorize_ctor_elements): Update decl.
2995 2005-01-26 Steven Bosscher <stevenb@suse.de>
2998 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2999 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3000 to this function from 2004-07-10.
3001 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3002 the current function for tail call optimizations if the address
3003 of one of it its arguments is taken.
3005 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3007 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3009 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3011 * function.c (expand_function_end): If current_function_calls_alloca,
3012 emit stack restore in a place that is reached when the function falls
3015 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3017 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3018 rule to avoid matching inappropriate suffix rule.
3020 2005-01-26 Jan Hubicka <jh@suse.cz>
3022 PR tree-optimization/19241
3023 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3025 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3027 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3028 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3030 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3031 <sim*>: Always use crt1.o, regardless of N in simN.
3032 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3033 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3034 (CRT_CALL_STATIC_FUNCTION): Remove.
3035 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3036 use crt1.o, regardless of N in simN.
3037 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3038 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3039 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3040 case isystem setting.
3041 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3043 2005-01-25 Ian Lance Taylor <ian@airs.com>
3045 * gimple-low.c (block_may_fallthru): Correct handling of
3046 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3048 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3050 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3051 handlers to match indentation; nested under the mtune=* handler.
3052 Similar for mcpu= and march=.
3054 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3056 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3057 * config/mips/linux64.h (LIB_SPEC): Likewise.
3058 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3059 * config/sh/linux.h (LIB_SPEC): Likewise.
3061 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3063 * config/frv/frv.c (frv_legitimize_tls_address): New.
3064 (TARGET_HAVE_TLS): Define.
3065 (FRV_SYMBOL_REF_TLS_P): Define.
3066 (frv_override_options): Handle new register classes.
3067 (frv_legitimate_address_p): Reject tls addresses.
3068 (frv_legitimize_address): Handle TLS addresses.
3069 (gen_inlined_tls_plt): New.
3071 (frv_legitimize_tls_address): New.
3072 (unspec_got_name): Add TLS entries.
3073 (got12_operand): Add R_FRV_TLSMOFF12 case.
3074 (frv_emit_move): Fixup TLS addresses.
3075 (frv_emit_movsi): Legitimize TLS addresses.
3077 * config/frv/frv.h (MASK_BIG_TLS): New.
3078 (TARGET_BIG_TLS): New.
3079 (HAVE_AS_TLS): Define.
3080 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3081 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3082 (REG_CLASS_NAMES): Same.
3083 (REG_CLASS_CONTENTS): Same.
3084 (CONSTRAINT_LEN): New.
3085 (REG_CLASS_FROM_CONSTRAINT): New.
3086 (PREDICATE_CODES): Add symbolic_operand.
3088 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3089 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3090 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3091 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3092 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3093 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3094 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3095 GR9_REG, GR14_REG, LRREG.
3096 (type): Add load_or_call attribute.
3097 ("load_or_call"): New reservation.
3098 ("call_gettlsoff"): New.
3099 ("tls_indirect_call"): New.
3100 ("tls_load_gottlsoff12"): New.
3101 ("tlsoff_hilo"): New.
3102 ("tls_tlsdesc_ldd"): New.
3103 ("tls_tlsoff_ld"): New.
3106 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3108 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3110 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3111 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3112 * config/frv/frv.c (TLS_BIAS): Define.
3113 (frv_output_dwarf_dtprel): New.
3115 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3117 PR rtl-optimization/19579
3118 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3119 both A and B, see if they don't clobber registers the other expr uses.
3121 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3123 * real.c (do_add): Initialize signalling and canonical members.
3125 * real.c (real_from_integer): Zero out destination.
3127 2005-01-18 Jan Hubicka <jh@suse.cz>
3129 PR tree-optimize/19337
3130 * tree-inline.c (initialize_inlined_parameters): Copy
3131 saved_static_chain_decl only.
3133 2005-01-25 Richard Henderson <rth@redhat.com>
3137 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3138 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3139 80387 enabled, to return a proper subclass. Return the subset that
3140 overlaps with GENERAL_REGS for PLUS.
3141 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3143 2005-01-25 Richard Henderson <rth@redhat.com>
3146 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3148 2005-01-25 Roger Sayle <roger@eyesopen.com>
3150 * expmed.c (choose_multiplier): Change interface to return the
3151 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3152 (expand_divmod): Update calls to choose_multiplier.
3154 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3157 * expmed.c (extract_bit_field): Use adjust_address instead of
3158 gen_lowpart when op0 is a MEM.
3160 2005-01-24 Steven Bosscher <stevenb@suse.de>
3162 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3164 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3166 * config/mips/irix-csr.c: New file.
3167 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3168 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3169 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3172 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3175 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3176 sparc/elf.h, add sparc/sp-elf.h.
3177 (sparc-*-rtems*): Likewise.
3178 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3179 tm-dwarf2.h, add sparc/sp-elf.h.
3180 (sparc86x-*-elf): Likewise.
3181 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3182 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3183 TARGET_OS_CPP_BUILTINS.
3184 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3185 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3187 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3188 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3189 (SWITCH_TAKES_ARG): Likewise.
3190 (LOCAL_LABEL_PREFIX): Likewise.
3191 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3192 (TARGET_N_FORMAT_TYPES): Delete.
3193 (TARGET_FORMAT_TYPES): Likewise.
3194 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3195 * config/sparc/elf.h: Delete.
3196 * config/sparc/sp-elf.h: New file.
3198 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3200 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3201 * tree-flow.h: Remove the corresponding prototype.
3202 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3203 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3205 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3208 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3209 for AIX ABI or ELF -fPIC.
3210 (rs6000_emit_load_toc_table): Don't create toc_section here.
3211 (rs6000_xcoff_file_start): Nor here.
3213 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3215 * sh.c (ra.h): Don't #include.
3216 (hard_regs_intersect_p): New function, resurrected from ra.c.
3218 * sh.c: Fix 1996 Copyright.
3220 2005-01-24 Richard Henderson <rth@redhat.com>
3221 Aldy Hernandez <aldyh@redhat.com>
3223 * regrename.c (note_sets): Handle subregs.
3225 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3228 * genconditions.c (write_header, write_conditions): Elide file if
3231 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3233 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3234 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3237 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3239 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3240 expand_builtin_printf, expand_builtin_fprintf,
3241 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3242 checking against POINTER_TYPE.
3243 (validate_arglist): Handle POINTER_TYPE code by checking
3246 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3248 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3250 (for_each_rtx): Call for_each_rtx_1.
3251 * rtl.h (init_rtlanal): Declare.
3252 * toplev.c (backend_init): Call init_rtlanal.
3254 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3256 * flow.c (propagate_one_insn): Formatting.
3259 * flow.c (libcall_dead_p): Be more conservative if unsure.
3260 If there are any instructions between insn and call, see if they are
3261 all dead before saying the libcall is dead.
3263 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3265 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3266 operand constraint for operand 0.
3268 2005-01-23 Richard Henderson <rth@redhat.com>
3271 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3272 edges leading to join block.
3274 2005-01-23 Roger Sayle <roger@eyesopen.com>
3276 * expmed.c (expand_mult_highpart): Make static. Change type of
3277 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3278 (expand_divmod): Updates calls to expand_mult_highpart by using
3279 gen_int_mode to pass a CONST_INT rtx.
3280 * rtl.h (expand_mult_highpart): Remove prototype.
3282 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3284 * flow.c (regset_bytes, regset_size): Remove.
3286 * cfganal.c: Fix a reference to Harvey's paper.
3288 2005-01-23 Steven Bosscher <stevenb@suse.de>
3290 PR rtl-optimization/19464
3291 * tree-optimize.c (init_tree_optimization_passes): Add one more
3292 copyrename pass just before out-of-ssa.
3294 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3297 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3298 * ggc-none.c (ggc_free): Define.
3300 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3302 * cse.c (max_reg, max_insn_uid): Remove.
3303 (cse_main): Don't access max_reg or max_insn_uid.
3305 * c-common.c (explicit_flag_signed_bitfields,
3306 lang_statement_code_p, lang_expand_function_end): Remove.
3307 * c-common.h: Remove the corresponding declarations.
3308 * c-opts.c (c_common_handle_option): Remove all write access
3309 to explicit_flag_signed_bitfields.
3311 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3312 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3313 * cgraph.h: Remove the corresponding declaration.
3315 * gcse.c (null_pointer_info): Remove.
3317 2005-01-23 Roger Sayle <roger@eyesopen.com>
3318 Eric Botcazou <ebotcazou@libertysurf.fr>
3320 * combine.c (simplify_logical): Only simplify logical expressions
3321 of the form ior(and(x,y),z) by the inverse distributive law if the
3322 result is cheaper than the original.
3324 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3326 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3327 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3328 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3329 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3330 config/freebsd-spec.h, config/arm/arm.h,
3331 config/h8300/h8300.md, config/i386/i386.md,
3332 config/i386/predicates.md, config/i386/sse.md,
3333 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3334 config/vax/vax.md: Fix comment typos. Follow spelling
3337 2005-01-23 Steven Bosscher <stevenb@suse.de>
3339 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3340 tests, instead of `less than'.
3342 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3344 * function.c (assign_parm_setup_block): When creating a new stack slot
3345 for a parameter, get its alignment from the parameter's DECL_ALIGN
3346 rather than the type's TYPE_ALIGN. Make sure that the parameter
3347 is at least word aligned.
3349 2005-01-22 Roger Sayle <roger@eyesopen.com>
3352 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3354 2005-01-22 Richard Henderson <rth@redhat.com>
3357 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3358 in both compare operands.
3359 (movdfcc_1_sse_max): Likewise.
3360 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3361 (movdfcc_1_sse): Likewise.
3362 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3363 scratch register as needed.
3365 2005-01-22 Richard Henderson <rth@redhat.com>
3367 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3369 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3371 2005-01-22 Richard Henderson <rth@redhat.com>
3373 * genopinit.c (optabs): Use smin/smax for floating point too.
3374 * doc/md.texi: Update to match. Clarify that floating point
3375 results are undefined for +0/-0 and NaN.
3376 * doc/rtl.texi: Likewise.
3377 * rtl.def (SMIN, SMAX): Likewise
3378 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3380 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3381 leading 's' to the name.
3382 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3383 smaxxf3, sminxf3): Likewise.
3384 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3387 2005-01-22 Paul Brook <paul@codesourcery.com>
3389 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3391 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3393 * config/s390/s390.c (struct processor_costs): New fields
3394 dlgr, dlr, dr, dsgfr, dsgr.
3395 (z900_cost, z990_cost): Values for new fields.
3396 (s390_rtx_costs): New cases MEM und COMPARE in switch
3397 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3398 DIV, MOD, UDIV, UMOD.
3400 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3402 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3403 into the register being decremented.
3404 ("doloop_si31", "doloop_di"): Likewise.
3405 ("*doloop_si_long"): Adapt pattern.
3407 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3409 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3411 (CLASS_MAX_NREGS): Likewise.
3413 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3415 * doc/tree-ssa.texi (Statement Operands): Add example for new
3416 must-def macro. Note deprecation of old operands interface.
3418 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3420 PR tree-optimization/19484
3421 * tree-cfg.c (remove_fallthru_edge): New function.
3422 (cleanup_control_flow): Remove fallthru edges from calls that are
3423 now known not to return.
3425 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3427 Fix PR tree-optimization/19038
3428 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3429 copies with loop variant ones.
3431 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3433 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3434 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3435 config/alpha/alpha.md, config/alpha/predicates.md,
3436 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3437 config/sparc/sol2.h: Update copyright.
3439 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3440 first label to see if it is a nonlocal label.
3442 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3443 Andrew Pinski <pinskia@physics.uc.edu>
3446 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3447 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3449 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3451 * config/rs6000/rtems.h: Update copyright.
3453 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3456 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3457 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3458 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3460 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3463 * c-typeck.c (convert_arguments): Check for error_mark_node.
3465 2005-01-21 Ian Lance Taylor <ian@airs.com>
3467 PR tree-optimization/13000
3468 * tree-inline.c: Include "tree-flow.h".
3469 (expand_call_inline): If warn_return_type, warn if non-void inline
3470 function falls through.
3471 * tree-cfg.c (execute_warn_function_return): Don't warn about
3472 control reaching end if TREE_NO_WARNING is set. Set
3474 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3476 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3477 branch if we don't need one.
3478 * c-typeck.c: Include "tree-flow.h"
3479 (c_finish_bc_stmt): Don't add a goto if the current statement
3480 list doesn't fall through to the current point.
3482 2005-01-21 Roger Sayle <roger@eyesopen.com>
3484 PR rtl-optimization/576
3485 * real.c (real_arithmetic): Change return type from void to bool
3486 to return an indication that the result may be inexact.
3487 * real.h (real_arithmeric): Update prototype.
3488 * fold-const.c (const_binop): Don't constant fold floating
3489 point expressions when the user specifies -frounding-math and
3490 the result may depend upon the run-time rounding mode.
3491 (fold_convert_const_real_from_real): Clean-up.
3492 (fold_initializer): Ignore flag_rounding_math for initializers.
3493 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3494 constant fold FP operations with flag_rounding_math if the
3495 result may depend upon the run-time rounding mode.
3497 2005-01-21 Tom Tromey <tromey@redhat.com>
3499 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3501 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3503 * tree-cfg.c: Fix comment typos.
3505 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3507 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3508 around the call to rest_of_handle_branch_target_load_optimize.
3510 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3512 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3513 (sparc64-*-openbsd*): Likewise.
3514 (sparclite-*-elf*): Include tm-dwarf2.h.
3515 (sparc86x-*-elf*): Likewise.
3516 (sparc64-*-elf*): Likewise.
3517 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3518 (DBX_DEBUGGING_INFO): Likewise.
3519 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3520 (PREFERRED_DEBUGGING_TYPE): Likewise.
3521 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3522 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3523 (PREFERRED_DEBUGGING_TYPE): Likewise.
3524 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3525 (PREFERRED_DEBUGGING_TYPE): Likewise.
3526 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3528 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3531 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3533 2005-01-20 Paul Brook <paul@codesourcery.com>
3535 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3537 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3539 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3540 label is first in a sequence of labels.
3542 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3544 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3545 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3547 * doc/sourcebuild.texi (Test Directives): New.
3549 2005-01-20 Roger Sayle <roger@eyesopen.com>
3551 * real.c (real_floor): Don't leave the result uninitialized when
3552 mode is VOIDMode, but return the unrounded intermediate value.
3553 (real_ceil): Likewise.
3555 2005-01-20 Paul Brook <paul@codesourcery.com>
3557 * config/arm/arm.md (insv): Use gen_int_mode.
3559 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3561 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3562 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3563 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3564 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3565 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3567 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3570 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3571 fbreg, so we have to assume we can't.
3572 (loc_descriptor_from_tree_1): Ditto.
3573 (containing_function_has_frame_base): New function.
3574 (add_location_or_const_value_attribute): Use it.
3575 Also try to generate a frame_base from a single element location
3578 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3580 PR tree-optimization/15349
3581 * timevar.def (TV_TREE_MERGE_PHI): New.
3582 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3584 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3585 calls to tree_forwarder_block_p.
3586 (remove_forwarder_block_with_phi, merge_phi_nodes,
3587 gate_merge_phi, pass_merge_phi): New.
3588 * tree-optimize.c (init_tree_optimization_passes): Add
3590 * tree-pass.h: Add an extern for pass_merge_phi;
3592 2005-01-20 Richard Henderson <rth@redhat.com>
3595 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3596 (_mm_castps_pd, _mm_castps_si128): New.
3597 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3599 2005-01-20 Richard Henderson <rth@redhat.com>
3602 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3603 __builtin_ia32_vec_init_v2si.
3604 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3605 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3606 (ix86_init_mmx_sse_builtins): Create it.
3607 (ix86_expand_builtin): Expand it.
3608 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3609 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3610 (vec_extractv2si_0, vec_extractv2si_1): New.
3612 2005-01-20 Richard Henderson <rth@redhat.com>
3615 * config/i386/i386.c (ix86_expand_push): New.
3616 * config/i386/mmx.md (push<MMXMODE>1): New.
3617 * config/i386/sse.md (push<SSEMODE>1): New.
3618 * config/i386/i386-protos.h: Update.
3620 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3622 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3625 2005-01-20 Richard Henderson <rth@redhat.com>
3627 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3628 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3630 2005-01-19 Richard Henderson <rth@redhat.com>
3633 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3634 to V4SFmode in SSE1 fallback load path.
3636 2005-01-19 Richard Henderson <rth@redhat.com>
3638 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3639 in QImode expansion to ix86_expand_vector_set.
3640 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3642 2005-01-19 Richard Henderson <rth@redhat.com>
3645 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3646 subclass of the input class.
3647 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3648 Always true for cross-SSE1 classes. Rationalize conditionals.
3649 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3650 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3651 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3652 (movdi_2): Add MMX/SSE zeros.
3653 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3654 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3655 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3656 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3657 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3658 (zero_extendsidi2_rex64_1): Remove.
3659 (MOV0 peephole): Check GENERAL_REG_P.
3661 2005-01-19 Richard Henderson <rth@redhat.com>
3664 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3666 (ix86_expand_vector_extract): Likewise.
3668 2005-01-19 Richard Henderson <rth@redhat.com>
3671 * expr.c (emit_move_change_mode): New argument force; use
3672 simplify_gen_subreg if true.
3673 (emit_move_via_alt_mode): Merge into ...
3674 (emit_move_via_integer): ... here.
3675 (emit_move_ccmode): Use emit_move_change_mode directly.
3677 2005-01-19 Richard Henderson <rth@redhat.com>
3680 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3681 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3682 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3684 (alpha_emit_set_const): Likewise. Make static.
3685 (alpha_emit_set_long_const): Make static.
3686 (alpha_extract_integer): Split out from alpha_expand_mov.
3687 (alpha_split_const_mov): Likewise.
3688 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3689 (alpha_legitimate_constant_p): New.
3690 * config/alpha/alpha-protos.h: Update.
3691 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3692 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3693 * config/alpha/alpha.md (movsi): Add n alternative.
3694 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3695 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3696 (splitters for all of the above): Use alpha_split_const_mov.
3697 * config/alpha/predicates.md (non_add_const_operand): New.
3698 (non_zero_const_operand): New.
3699 (input_operand): Use alpha_legitimate_constant_p after reload.
3701 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3703 PR tree-optimization/19038
3704 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3705 (add_candidate): Add ivs with increment in latch only if
3706 allow_ip_end_pos_p is true.
3707 (determine_iv_cost): Use empty_block_p.
3709 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3711 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3712 (compute_dominance_frontiers): Ditto.
3714 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3717 * config/sh/t-rtems: New.
3718 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3720 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3722 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3723 the offset of the selected field.
3725 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3727 * tree-cfg.c (remove_forwarder_block): Fix the check to
3728 prevent a nonlocal label from appearing in the middle of a
3731 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3733 PR rtl-optimization/19462
3734 * reorg.c (find_end_label): Create return insn only if
3735 current_function_epilogue_delay_list is empty.
3737 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3739 * doc/passes.texi: Remove paragraph mentioning new-ra.
3741 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3743 PR rtl-optimization/15139
3744 * combine.c: Include params.h.
3745 (count_rtxs): New function.
3746 (record_value_for_reg): If replace_rtx would replace at least
3747 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3748 (clobber (const_int 0)) instead of TEM.
3749 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3750 * params.h (MAX_LAST_VALUE_RTL): New.
3751 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3752 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3755 * c-typeck.c (digest_init): Only call build_vector if all constructor
3756 elements are *_CST nodes.
3757 * gimplify.c (gimplify_init_constructor): Likewise.
3760 * c-typeck.c (digest_init): Only call build_vector if inside_init
3763 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3765 * toplev.c (init_asm_output): Remove dead #ifdef.
3767 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3769 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3771 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3773 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3774 accessing DECL_FUNCTION_CODE.
3775 * dojump.c (do_jump): Likewise.
3776 * gimplify.c (gimplify_call_expr): Likewise.
3777 * predict.c (expr_expected_value): Likewise.
3778 (strip_builtin_expect): Likewise.
3779 * tree-inline.c (estimate_num_insns_1): Likewise.
3780 * tree-ssa-loop-im.c (stmt_cost): Likewise
3781 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3782 (tree_expr_nonnegative_p): Likewise.
3784 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3786 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3787 variant of the load_pcrel_sym pattern.
3788 * config/sparc/sparc.md (P macro): Move to the top.
3789 (load_pcrel_sym): Macroize using P.
3790 (save_register_window): Likewise.
3792 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3794 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3797 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3800 * c-typeck.c (build_asm_expr): Strip nops off
3801 input memory operands.
3803 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3805 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3806 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3807 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3808 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3810 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3813 * config/i386/i386.c (override_options): If the 80387 is disabled,
3814 then do not return FP values using FP registers.
3816 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3818 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3819 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3820 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3821 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3822 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3823 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3824 output.h, postreload-gcse.c, postreload.c, recog.c,
3825 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3826 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3827 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3828 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3829 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3830 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3831 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3832 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3834 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3835 config/alpha/alpha.c, config/arm/vfp.md,
3836 config/i386/emmintrin.h, config/i386/i386-modes.def,
3837 config/i386/i386-protos.h, config/i386/i386.h,
3838 config/i386/pmmintrin.h, config/i386/ppro.md,
3839 config/i386/predicates.md, config/i386/xmmintrin.h,
3840 config/i860/i860.c, config/ia64/ia64-modes.def,
3841 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3842 config/ia64/ia64.md, config/ia64/itanium1.md,
3843 config/ia64/itanium2.md, config/ia64/predicates.md,
3844 config/iq2000/iq2000.h, config/mips/linux64.h,
3845 config/rs6000/aix41.h, config/rs6000/aix43.h,
3846 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3847 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3848 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3849 config/sparc/linux64.h, config/sparc/litecoff.h,
3850 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3851 config/sparc/sparc.h, config/sparc/sparc.md,
3852 config/sparc/sysv4-only.h: Update copyright.
3854 2005-01-18 Richard Henderson <rth@redhat.com>
3857 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3859 2005-01-18 Marc Espie <espie@openbsd.org>
3860 * config/i386/openbsdelf.h: Typo.
3862 2005-01-18 Richard Henderson <rth@redhat.com>
3864 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3865 special case for sse.
3866 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3868 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3870 * tree-inline.c (estimate_num_insns_1): Added cases for
3871 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3873 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3875 PR rtl-optimization/19296
3876 * combine.c (simplify_comparison): Rewrite the condition under
3877 which a non-paradoxical SUBREG of a PLUS can be lifted when
3878 compared against a constant.
3880 2005-01-18 Andi Kleen <ak@muc.de>
3882 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3883 * c.opt (-Wpointer-sign): Add.
3884 * doc/invoke.texi: (-Wpointer-sign): Add.
3886 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3888 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3889 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3890 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3891 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3892 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3893 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3894 for TARGET_MIX_SSE_I387.
3895 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3896 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3897 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3898 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3899 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3900 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3901 TARGET_MIX_SSE_I387.
3902 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3905 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3908 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3909 Add movaps alternative for xmm reg->reg move.
3911 2005-01-17 Jeff Law <law@redhat.com>
3913 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3914 at the end of the main DOM loop rather than just before DOM exits.
3916 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3918 PR tree-optimization/19121
3919 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3920 adding aliases to a name tag, also add them to the pointer's
3922 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3923 sensitive alias info at all. Only check that the two pointers
3924 have compatible pointed-to sets.
3925 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3926 a pointer's type tag is a superset of the alias set of the
3929 2005-01-17 James E Wilson <wilson@specifixinc.com>
3932 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3933 comment to document why.
3935 2005-01-17 Richard Henderson <rth@redhat.com>
3937 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3938 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3939 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3940 sse2_vmsminv2df3_finite): New.
3941 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3942 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3943 Force op1 into register.
3945 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3947 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3948 bubblestrap from always rebuilding build directory.
3950 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3952 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3953 ("*cmpmem_short"): Likewise.
3955 2005-01-17 Steven Bosscher <stevenb@suse.de>
3957 * basic-block.h: Document BB_* flags.
3958 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3959 use an sbitmap instead.
3960 * sched-rgn.c (compute_trg_info): Likewise.
3962 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3964 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3965 redundant target_cpu_default and extra_parts lines. Use the default
3967 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3968 (SUBTARGET_EXTRA_SPECS): Delete.
3969 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3970 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3971 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3972 and "n32" for -mabi=n32.
3974 2005-01-17 Ian Lance Taylor <ian@airs.com>
3977 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3978 fold constant variables into initial values.
3980 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3982 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3984 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3985 through the statements backward.
3987 2005-01-17 Ian Lance Taylor <ian@airs.com>
3989 PR middle-end/13127:
3990 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3991 a variable set to the return value of the inlined function.
3993 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3995 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3996 when modes are tieable.
3998 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4000 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4001 of pthread_create to find out if threads are enabled.
4002 * gthr-posix95.h (__gthread_active_p): Likewise.
4004 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4006 * common.opt (-fnew-ra): Remove.
4008 * toplev.h (flag_new_regalloc): Remove.
4009 * Makefile.in (ra*.*): Don't mention.
4010 * passes.c (rest_of_handle_new_regalloc): Remove.
4011 (rest_of_handle_combine, rest_of_compilation): Always consider
4012 flag_new_regalloc as false.
4013 * doc/invoke.texi: Don't document -fnew-ra.
4015 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4017 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4018 last parameter to reg_scan.
4019 * loop.c (loop_optimize): Likewise.
4020 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4021 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4022 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4023 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4024 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4025 * regclass.c (reg_scan): Likewise, for the declaration.
4026 * rtl.h (reg_scan): Likewise, for the prototype.
4028 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4030 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4031 mark_dfs_back_edges.
4033 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4035 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4036 (compute_avail): Uses don't go in tmp_gen.
4038 2005-01-16 Steven Bosscher <stevenb@suse.de>
4040 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4041 loop to look for a free slot in a page entry.
4043 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4046 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4047 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4048 just before targetm.asm_out.file_end.
4049 * tree.h (process_pending_assemble_output_defs): Declare.
4050 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4052 (assemble_alias): Defer generation of assembly code for defines when
4053 TARGET_DEFERRED_OUTPUT_DEFS is true.
4054 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4055 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4056 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4058 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4061 * pa.c (pa_scalar_mode_supported_p): New function.
4062 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4063 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4065 * pa-protos.h (prefetch_operand): Delete.
4066 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4067 * pa.c (prefetch_operand): Delete.
4068 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4069 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4070 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4071 and prefetch_nocc_operand.
4072 * pa.md (prefetch): Rework to avoid reload problems handling short
4073 displacements when a cache control completer needs to be provided.
4074 (prefetch_32, prefetch_64): Delete.
4075 (prefetch_cc, prefetch_nocc): New patterns.
4077 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4079 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4081 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4084 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4085 exceeds maximum alignment for global common data.
4086 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4087 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4089 2004-01-15 Roger Sayle <roger@eyesopen.com>
4091 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4093 2004-01-15 Roger Sayle <roger@eyesopen.com>
4095 * harg-reg-set.h (reg_class_names): Prototype global array.
4096 * regclass.c (reg_class_names): Declare here and initialize to
4098 (dump_regclass): Remove local declaration of reg_class_names.
4099 (regclass): Likewise.
4100 * cfg.c (dump_flow_info): Likewise.
4101 * ra-debug.c (reg_class_names): Likewise.
4102 * regrename.c (reg_class_names): Likewise.
4103 * reload.c (reg_class_names): Likewise.
4104 * reload1.c (spill_failure): Likewise.
4105 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4107 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4109 * config/s390/s390.md ("reload_outti"): Remove predicate for
4110 output operand. Abort if operand is not a MEM.
4111 ("reload_outdi", "reload_outdf"): Likewise.
4113 2005-01-15 Marc Espie <espie@openbsd.org>
4115 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4116 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4117 * config/openbsd.h: Fix C++ includes for native configurations.
4118 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4119 Add trampoline support.
4120 * config/i386/openbsdelf.h: New.
4122 2005-01-15 Marc Espie <espie@openbsd.org>
4124 * collect2.c (main): Explicitly parse -dynamic-linker option.
4126 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4128 PR tree-optimization/19060
4129 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4130 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4131 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4132 and handle extract_range_from_cond returning false.
4133 * fold-const.c (fold): Optimize comparisons with min/max even for
4134 width > HOST_BITS_PER_WIDE_INT.
4136 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4138 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4139 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4140 Remove little endian multilib variants.
4141 Add mips32 multilib variant.
4143 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4145 * explow.c (copy_all_reg, stabilize): Remove.
4146 * expr.h: Remove the corresponding prototypes.
4148 * rtlanal.c (regs_set_between_p): Remove.
4149 * rtl.h: Remove the corresponding prototype.
4151 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4153 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4154 to rs6000_nonimmediate_operand.
4155 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4156 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4157 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4158 rs6000_nonimmediate_operand.
4159 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4160 rs6000_nonimmediate_operand.
4162 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4164 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4166 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4168 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4170 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4171 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4173 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4174 (rs6k_nonimmediate_operand): New.
4175 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4177 (legitimate_lo_sum_address_p): Same.
4178 (rs6000_legitimize_address): Same.
4179 (rs6000_legitimize_reload_address): Same.
4180 (rs6000_legitimate_address): Same.
4181 (spe_build_register_parallel): Pass DF and DC modes in a DI
4184 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4185 to rs6k_nonimmediate_operand.
4187 * config/rs6000/spe.md ("*frob_df_di"): New.
4188 ("*frob_di_df"): New.
4189 ("*frob_di_df_2"): New.
4190 ("*mov_sidf_e500_subreg0"): New.
4191 ("*mov_sidf_e500_subreg4"): New.
4192 ("*movdf_e500_double"): Change predicate to
4193 rs6k_nonimmediate_operand.
4195 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4197 * postreload.c (move2add_note_store): Only call
4198 trunc_int_for_mode on scalar integers.
4200 2005-01-14 Steven Bosscher <stevenb@suse.de>
4202 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4203 replace BB_VISITED uses.
4204 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4205 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4206 (tree_dce_done): Free visited_control_parents.
4207 (perform_tree_ssa_dce): Allocate and clear it.
4208 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4209 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4210 instead of BB_VISITED.
4212 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4214 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4215 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4216 Remove unused prototypes.
4218 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4220 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4221 64-bit register usage.
4222 (spe_func_has_64bit_regs_p): Add FIXME note.
4224 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4226 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4227 flag_finite_math_only with flag_unsafe_math_optimizations.
4229 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4231 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4233 (__tpf_eh_return): Copy TPF private stack area from the module
4234 boundary stack frame. Add check for when module addresses are
4235 equal, but no stub address is found.
4237 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4240 * arm.h (struct machine_function): Add call_via field.
4241 (thumb_call_via_label): Declare.
4242 * arm.c (thumb_call_via_label): New variable.
4243 (thumb_call_reg_needed): New variable.
4244 (arm_output_function_epilogue): For Thumb code, output any per-function
4245 call-indirect trampolines.
4246 (thumb_call_via_reg): New function.
4247 (arm_file_end): New function.
4248 (TARGET_ASM_FILE_END): Call arm_file_end.
4249 (aof_file_end): Likewise.
4250 * arm-protos.h (thumb_call_via_reg): Declare.
4251 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4252 thumb_call_via_reg in normal case.
4254 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4257 PR rtl-optimization/19348
4258 * recog.c (peephole2_optimize): Do global life update if some peephole
4259 decides it doesn't need at least one of its inputs and that change
4260 influences liveness at the start of the basic block.
4262 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4263 arguments instead of 1.
4265 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4268 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4269 zero for nested functions needing a static chain or functions
4270 with a non-constant address.
4272 2005-01-13 Roger Sayle <roger@eyesopen.com>
4274 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4275 (and (sign_extend X) C) into (zero_extend (and X C)).
4277 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4279 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4281 2005-01-13 Richard Henderson <rth@redhat.com>
4286 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4287 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4288 not just TARGET_SSE.
4289 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4290 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4291 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4292 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4293 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4294 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4295 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4296 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4297 (movdicc_c_rex64): Rename with '*'.
4298 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4299 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4300 (movsfcc_1_387): Rename from movsfcc_1.
4301 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4302 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4303 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4304 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4305 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4306 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4307 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4308 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4309 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4310 sse_movdfcc_const0_4): Remove.
4311 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4312 recognize min/max early. Update for changed sse cmove patterns.
4313 (ix86_split_sse_movcc): New.
4314 * config/i386/i386-protos.h: Update.
4316 2005-01-13 Steven Bosscher <stevenb@suse.de>
4318 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4319 (fix_stmt_v_may_defs): Likewise.
4321 2005-01-13 Richard Henderson <rth@redhat.com>
4323 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4324 for converting the mask.
4326 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4328 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4331 2005-01-13 Richard Henderson <rth@redhat.com>
4333 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4334 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4335 IX86_BUILTIN_MOVDQ2Q): Remove.
4336 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4337 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4338 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4340 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4341 (sse2_pextrw): Fix immediate constraint.
4342 (sse2_loadq, sse2_loadq_rex64): Remove.
4343 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4344 Use __builtin_ia32_vec_ext_<size>.
4345 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4347 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4349 * function.c (assign_parm_setup_block): Look inside original
4350 entry_parm when inspecting PARALLEL.
4352 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4353 Joel Sherrill <joel@oarcorp.com>
4356 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4357 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4358 rtems_gxx_recursive_mutex_init.
4359 (__gthread_recursive_mutex_lock): New function.
4360 (__gthread_recursive_mutex_trylock): Likewise.
4361 (__gthread_recursive_mutex_unlock): Likewise.
4363 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4365 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4367 2005-01-13 Jan Beulich <jbeulich@novell.com>
4369 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4370 (ashrti3_internal): Indicate output is early clobber. Generate result
4371 into output rather than first input. Use move for low word of output
4372 if shift count is exactly 64.
4373 (lshrti3_internal): Likewise.
4375 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4379 * reload1.c (delete_output_reload): Don't delete an output reload
4380 if the pseudo lives longer than a single basic block. Adjust and
4381 improve wording of comment.
4383 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4386 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4387 of TYPE_SIZE where we mean the number of bytes.
4389 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4391 * function.c (assign_parm_setup_block): Relax condition on
4392 multi-register optimization.
4394 2005-01-12 Nick Clifton <nickc@redhat.com>
4396 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4397 an "in_delay_slot" attribute of "no" to prevent them being used in
4398 delay slots. This is forbidden because they might generate
4401 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4404 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4407 2005-01-12 Nick Clifton <nickc@redhat.com>
4409 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4410 passed on to GAS) but do not define, as GAS no longer supports or
4411 needs the -m2000 option.
4413 2005-01-11 Roger Sayle <roger@eyesopen.com>
4415 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4416 type as args of unprototyped builtins aren't automatically promoted.
4417 (fold_builtin_abs): Likewise.
4419 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4421 * Makefile.in: Set a `build-warn' variable.
4423 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4425 PR tree-optimization/17949
4426 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4427 (find_interesting_uses_address): Use it.
4429 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4431 * regrename.c (kill_value): Handle subreg's that won't simplify.
4433 2005-01-11 Richard Henderson <rth@redhat.com>
4436 * config/i386/i386.h (enum ix86_builtins): Move ...
4437 * config/i386/i386.c: ... here.
4438 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4439 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4440 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4441 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4442 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4443 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4444 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4445 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4446 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4447 IX86_BUILTIN_LOADDDUP): Remove.
4448 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4449 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4450 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4451 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4452 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4453 (ix86_init_builtins): Make static.
4454 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4455 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4456 if all the modes match. Otherwise, fake it.
4457 (get_element_number, ix86_expand_vec_init_builtin,
4458 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4459 (ix86_expand_builtin): Make static. Update for changed builtins.
4460 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4461 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4462 (ix86_expand_vector_init_duplicate): New.
4463 (ix86_expand_vector_init_low_nonzero): New.
4464 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4465 Split out from ix86_expand_vector_init; handle integer modes.
4466 (ix86_expand_vector_init): Use them.
4467 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4468 * config/i386/i386-protos.h: Update.
4469 * config/i386/predicates.md (reg_or_0_operand): New.
4470 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4471 (movv2sf_internal): Likewise. And a splitter to match them all.
4472 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4473 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4474 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4475 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4476 (mmx_pinsrw): Fix operand ordering.
4477 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4478 rather than sse_loadss expander.
4479 (movv2df splitter): Similarly.
4480 (sse_loadss, sse_loadlss): Remove.
4481 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4482 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4483 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4484 (sse3_movddup): Rename with '*'.
4485 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4486 (sse2_loadsd): Remove.
4487 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4488 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4489 (sse2_pinsrw): Fix argument ordering.
4490 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4491 (sse2_stored): Remove 'r' destination.
4492 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4493 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4494 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4495 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4496 vec_extractv16qi, vec_initv16qi): New.
4498 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4499 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4500 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4502 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4503 (_mm_load_si128, _mm_store_si128): Likewise.
4504 (_mm_load1_pd): Use _mm_set1_pd.
4505 (_mm_load_sd): Use _mm_set_sd.
4506 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4507 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4508 (_mm_set_epi64): Use _mm_set_epi64x.
4509 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4510 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4511 _mm_setr_epi8): Use _mm_set_foo form.
4512 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4513 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4514 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4515 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4516 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4517 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4518 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4519 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4520 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4521 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4522 (_mm_movedup_pd): Use _mm_shuffle_pd.
4523 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4524 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4525 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4526 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4528 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4529 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4530 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4531 (_mm_store_ps): Use raw dereference.
4532 (_mm_store1_ps): Use _mm_storeu_ps.
4533 (_mm_storer_ps): Use _mm_store_ps.
4534 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4535 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4537 2005-01-11 Stan Shebs <shebs@apple.com>
4539 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4540 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4542 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4545 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4546 Skip all DECLs except for FIELD_DECLs.
4548 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4550 * config/s390/s390.c (override_options): Return error if
4551 -mbackchain, -mpacked-stack and -mhard-float are used together.
4552 (s390_va_start): Remove the backchain && packed-stack special case.
4553 (s390_gimplify_va_arg): Likewise.
4554 * doc/invoke.texi: Remove the ABI incompatibility note.
4556 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4558 * config/s390/s390.c (struct s390_frame_layout): Remove
4560 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4561 save_backchain_p with TARGET_BACKCHAIN.
4563 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4566 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4567 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4568 * function.c (locate_and_pad_parm): Set new field.
4569 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4570 Tweak where_pad test to include "none". Always set mem align for
4572 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4573 not sufficient for type.
4574 (assign_parm_setup_block): If stack_parm is zero on entry, always
4575 make a new stack local. Block move old stack parm if necessary
4576 to new aligned stack local.
4577 (assign_parm_setup_stack): Use a block move to handle
4578 potentially misaligned entry_parm.
4579 (assign_parms_unsplit_complex): Specify required alignment when
4580 creating stack local.
4581 * calls.c (compute_argument_addresses): Override alignment of stack
4582 arg calculated from its type with the alignment given by
4583 FUNCTION_ARG_BOUNDARY.
4584 (store_one_arg): Likewise.
4586 2005-01-11 Jan Beulich <jbeulich@novell.com>
4588 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4589 Change respective itanium_class attribute to ialu.
4590 (shladdp4_internal): New.
4591 * config/ia64/predicates.md (shladd_log2_operand): New.
4593 2005-01-11 Richard Henderson <rth@redhat.com>
4595 * expr.c (store_constructor): Use rtvec_alloc instead of
4596 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4598 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4600 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4602 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4604 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4605 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4606 (TARGET_RWRELOC): Define.
4607 (ia64_rwreloc_section_type_flags): Delete.
4608 (ia64_section_type_flags): New function.
4609 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4610 (TARGET_RWRELOC): Define.
4612 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4615 * config/ia64/ia64.c (process_set): For alloc insn, only call
4616 process_epilogue is !frame_pointer_needed.
4618 2005-01-10 Roger Sayle <roger@eyesopen.com>
4621 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4622 unary operator and can't be treated as a binary/comparison operator.
4624 2005-01-10 Richard Henderson <rth@redhat.com>
4626 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4627 (ix86_return_in_memory): Likewise.
4628 (function_arg_advance): Likewise. Mirror structure in function_arg
4629 for choosing register to advance.
4631 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4633 * tree-vectorizer.c, tree.def: Fix comment typos.
4635 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4637 * config/s390/s390.c (struct processor_costs): 4 new fields:
4638 ddbr, ddr, debr, der.
4639 (s390_rtx_costs): More precise handling of divide instructions.
4641 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4643 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4645 2005-01-10 Jan Beulich <jbeulich@novell.com>
4647 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4648 names resulting from -ffunction-sections/-fdata-sections and linkonce
4650 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4651 based on the section name. Rearrange the section name comparison logic
4652 slightly so that each section name is compared against at most once.
4654 2005-01-10 Ben Elliston <bje@au.ibm.com>
4656 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4657 targets for which -fPIC reduces limitations on the GOT size.
4659 2005-01-09 Falk Hueffner <falk@debian.org>
4661 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4664 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4667 * collect2.c (main): Set aixrtl_flag for -brtl option.
4668 (resolve_lib_name): Search for .so file extension before .a
4671 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4673 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4674 (vect_analyze_data_refs_alignment): Add dump prints.
4676 2005-01-09 Ira Rosen <irar@il.ibm.com>
4678 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4679 expr_invariant_in_loop_p.
4680 Initialize outputs first thing in the function.
4681 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4682 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4683 (vect_analyze_pointer_ref_access): Check that the initial condition of
4684 the access function is loop invariant.
4686 2005-01-09 Richard Henderson <rth@redhat.com>
4688 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4689 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4690 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4691 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4692 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4693 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4694 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4695 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4696 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4697 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4698 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4699 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4700 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4701 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4702 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4703 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4704 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4705 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4706 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4707 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4708 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4709 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4710 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4712 (mmx_clrdi, pavgusb): Remove.
4713 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4714 with leading sse_ prefix.
4715 * config/i386/sse.md: Receive them.
4716 * config/i386/mmx.md: New file.
4717 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4718 (subrv2sf3): Turn into expander for normal subtraction.
4719 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4720 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4721 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4722 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4723 commutative; use ix86_binary_operator_ok.
4724 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4725 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4726 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4727 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4728 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4729 Macroize from existing patterns; use ix86_binary_operator_ok.
4730 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4731 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4732 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4733 with vec_select+vec_concat.
4734 (mmx_pshufw, mmx_pshufw_1): Likewise.
4735 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4736 (mmx_uavgv4hi3): Model correctly.
4737 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4738 _mm_xor_si64): Remove casts.
4740 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4742 PR tree-optimization/19224
4743 * tree-scalar-evolution.c (get_instantiated_value,
4744 set_instantiated_value): New functions.
4745 (instantiate_parameters_1): Cache the results.
4746 (instantiate_parameters, resolve_mixers): Initialize and free
4749 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4751 * config/i386/i386.md (addhi_4): Correct reference in comment.
4754 2005-01-08 Richard Henderson <rth@redhat.com>
4756 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4757 (_mm_cvtsi128_si64x): Likewise.
4758 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4759 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4760 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4761 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4762 * config/i386/i386-protos.h: Update.
4763 * config/i386/i386.c (print_operand): Add 'H'.
4764 (ix86_fixup_binary_operands): Split out from ...
4765 (ix86_expand_binary_operator): ... here.
4766 (ix86_fixup_binary_operands_no_copy): New.
4767 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4768 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4769 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4770 (safe_vector_operand): Use CONST0_RTX.
4771 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4772 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4773 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4774 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4776 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4777 (IX86_BUILTIN_CMPNGESS): New.
4778 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4779 (attr type): Add sselog1.
4780 (attr unit, attr memory): Handle it.
4781 (movti, movti_internal, movti_rex64): Move near other integer moves.
4782 (movtf, movtf_internal): Move near other fp moves.
4783 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4784 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4785 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4786 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4787 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4788 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4789 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4790 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4791 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4792 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4793 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4794 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4795 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4796 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4797 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4798 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4799 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4800 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4801 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4802 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4803 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4804 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4805 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4806 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4807 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4808 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4809 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4810 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4811 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4812 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4813 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4814 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4815 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4816 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4817 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4818 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4819 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4820 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4821 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4822 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4823 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4824 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4825 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4826 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4828 (SSEPUSH, push<SSEPUSH>): Remove.
4829 (MMXPUSH, push<MMXPUSH>): Remove.
4830 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4831 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4832 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4833 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4834 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4835 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4836 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4837 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4838 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4839 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4840 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4841 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4842 (ppro_sse_log_V4SF): Handle sselog1.
4843 * config/i386/predicates.md (const_0_to_1_operand): New.
4844 (const_0_to_255_mul_8_operand): New.
4845 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4846 (const_2_to_3_operand, const_4_to_7_operand): New.
4847 * config/i386/sse.md: New file.
4848 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4849 (sse_movups): Rename from sse_movups_1.
4850 (sse_loadlss): Rename from sse_loadss_1.
4851 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4853 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4854 (absv4sf2, negv2df, absv2df): New.
4855 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4856 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4857 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4858 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4859 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4860 (sse3_addsubv4sf3): Model correctly.
4861 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4862 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4863 (sse_movhlps): Model with vec_select+vec_concat.
4864 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4865 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4866 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4867 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4868 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4869 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4870 sse2_pshufhw_1): Likewise.
4871 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4872 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4873 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4874 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4875 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4876 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4877 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4878 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4879 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4880 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4881 sminv8hi3): Mark commutative
4882 operands. Use ix86_binary_operator_ok.
4883 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4884 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4885 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4886 sse2_punpcklqdq): Allow operand2 in memory.
4887 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4888 sse2_movsd): Add memory alternatives.
4889 (sse_storelps): Turn expander into an insn; split after reload.
4890 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4891 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4893 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4895 * configure.ac (DWARF-2 debug_line): Use objdump.
4896 * configure: Regenerate.
4898 2005-01-08 Jeff Law <law@redhat.com>
4899 Diego Novillo <dnovillo@redhat.com>
4901 PR tree-optimization/18241
4902 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4903 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4904 statements with volatile operands.
4905 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4906 operands after marking a statement with has_volatile_ops.
4908 2005-01-08 Roger Sayle <roger@eyesopen.com>
4910 * tree.c (int_fits_type_p): Always honor integer constant
4911 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4913 2005-01-08 Roger Sayle <roger@eyesopen.com>
4915 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4916 the latent bug in rtl_delete_block has been resolved.
4918 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4920 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4921 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4923 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4925 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4926 library as @multilib_dir@/$(SHLIB_SONAME).
4928 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4930 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4931 * configure: Regenerate.
4933 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4935 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4938 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4941 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4942 Convert non-word aligned offset address using ld/std into
4945 2005-01-07 Richard Henderson <rth@redhat.com>
4947 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4949 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4951 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4953 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4955 PR tree-optimization/19283
4956 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4957 is not shorter than the original type.
4959 PR rtl-optimization/19012
4960 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4962 PR rtl-optimization/18861
4963 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4964 (FULL_STATE): Define.
4965 (mark_tablejump_edge): New function.
4966 (purge_dead_tablejump_edges): New function.
4967 (find_bb_boundaries): Use it.
4969 PR tree-optimization/18828
4970 * builtins.c (expand_builtin_next_arg): Remove argument and all
4971 the argument checking.
4972 (expand_builtin): Adjust caller.
4973 (expand_builtin_va_start): Likewise. Remove error for too many
4975 (fold_builtin_next_arg): Issue error for too many arguments.
4976 After checking arguments, replace them with magic arguments that
4977 prevent further checking of the args.
4979 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4981 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4983 2005-01-06 Roger Sayle <roger@eyesopen.com>
4986 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4987 and %{.S:...} (and their negative variants) to test whether the
4988 input file is assembler or pre-processed-assembler independent of
4989 the actual filename extension.
4991 2005-01-06 Roger Sayle <roger@eyesopen.com>
4993 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4994 of sign or zero extended values.
4996 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4998 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4999 for IBM long double format correctly.
5001 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5003 Fix PR tree-optimization/18792
5005 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5006 to first_loop_depth, and use loop depth instead of loop number.
5007 (build_classic_dir_vector): Ditto.
5008 (compute_data_dependences_for_loop): Use depth, not loop number.
5009 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5010 number. Pass in loops, instead of loop numbers.
5011 (gather_interchange_stats): Ditto.
5012 (linear_transform_loops): Ditto.
5014 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5017 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5018 biv_fits_mode_p, extension_within_bounds_p): New functions.
5019 (check_ext_dependent_givs): Use them.
5021 2005-01-06 Roger Sayle <roger@eyesopen.com>
5023 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5024 more than one barrier, in which case we should delete them all.
5026 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5028 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5030 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5032 Fix PR middle-end/19286
5034 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5035 output this subprogram, simply ignore this attempt to do it again.
5036 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5037 origin attribute if it's not possible.
5038 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5039 (decls_for_scope): Ditto.
5040 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5041 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5043 2005-01-05 Richard Henderson <rth@redhat.com>
5046 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5047 (bdesc_2arg): Use it.
5048 (ix86_expand_binop_builtin): Force operands into registers
5050 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5051 ix86_expand_sse_compare, ix86_expand_sse_comi,
5052 ix86_expand_builtin): Likewise.
5054 2005-01-05 Richard Henderson <rth@redhat.com>
5056 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5058 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5059 (mulv4hi3): Set itanium_class mmmul.
5060 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5061 (fpack): Rename from fpack_sfsf.
5063 2005-01-05 Richard Henderson <rth@redhat.com>
5066 * reload1.c (do_input_reload): Restrict the optimization deleteing
5067 a previous output reload to RELOAD_FOR_INPUT.
5069 2005-01-05 Steven Bosscher <stevenb@suse.de>
5071 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5072 comment that we fall through after case.
5073 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5074 (distribute_links): Likewise.
5075 * cse.c (cse_insn): Likewise.
5076 * cselib.c (cselib_invalidate_mem): Likewise.
5077 * df.c: Update comments at the top of the file.
5078 (read_modify_subreg_p): Update comments here too.
5079 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5080 * flow.c (mark_set_1): Likewise.
5081 (mark_used_regs): Likewise.
5082 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5083 (canon_list_insert): Likewise.
5084 (mark_set): Likewise.
5085 (try_replace_reg): Likewise.
5086 (store_killed_in_insn): Likewise.
5087 * loop.c (count_one_set): Likewise.
5088 (basic_induction_var): Likewise.
5089 * postreload-gcse.c (find_mem_conflicts): Likewise.
5090 * postreload.c (reload_combine_note_store): Likewise.
5091 (move2add_note_store): Likewise.
5092 * reload.c (find_equiv_reg): Likewise.
5093 (mark_referenced_resources): Likewise.
5094 * rtlanal.c (set_noop_p): Likewise.
5095 (note_stores): Likewise.
5096 (note_uses): Likewise.
5097 * sched-deps.c (sched_analyze_1): Likewise.
5098 * sched-rgn.c (check_live_1): Likewise.
5099 (update_live_1): Likewise.
5100 * config/i860/i860.c: Likewise.
5102 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5104 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5106 * doc/rtl.texi: Update documentation for bit-fields and SET.
5108 2005-01-05 Roger Sayle <roger@eyesopen.com>
5110 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5112 2005-01-05 Jan Hubicka <jh@suse.cz>
5113 Richard Henderson <rth@redhat.com>
5116 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5119 2005-01-05 Richard Henderson <rth@redhat.com>
5122 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5123 (sse_shufps): Change operand 3 to const_int_operand.
5124 (sse2_storelps): Fix typo in template.
5125 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5126 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5127 (ix86_expand_builtin): Likewise.
5129 2005-01-05 Julian Brown <julian@codesourcery.com>
5131 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5132 as aggregates for AAPCS ABIs.
5134 2005-01-05 Stan Shebs <shebs@apple.com>
5136 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5137 Mach-O getters if ppc64.
5138 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5140 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5141 signed four-byte field for global code case.
5142 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5144 2005-01-05 Roger Sayle <roger@eyesopen.com>
5147 * c-common.c: Include real.h.
5148 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5149 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5150 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5151 * Makefile.in (c-common.o): Update dependencies.
5153 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5155 * c-parse.in (asm_string): Add trailing semicolon.
5157 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5159 * c-parse.in (asm_string): New. Don't allow wide strings in
5161 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5162 asm_string instead of STRING.
5164 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5166 * c-typeck.c (constructor_no_implicit): Remove.
5167 (set_designator, process_init_element): Don't check
5168 constructor_no_implicit.
5170 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5171 Kaz Kojima <kkojima@gcc.gnu.org>
5174 * lcm.c (create_pre_exit): New.
5175 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5176 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5178 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5180 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5181 -msoft-float in target_float_switch.
5182 * arm.c (arm_override_options): Fix processing of target_float_switch.
5184 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5186 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5189 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5191 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5192 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5194 2005-01-04 Roger Sayle <roger@eyesopen.com>
5196 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5197 if deleting the then-block allows the test-block to fallthru to the
5200 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5203 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5204 after the full declaration if the are in two different TUs.
5206 2005-01-04 Richard Henderson <rth@redhat.com>
5209 * tree-sra.c (generate_one_element_init): Just
5210 call gimplify_and_add.
5211 (generate_element_init): Record the
5212 new referenced variables and mark them for renaming
5213 and split out to ...
5214 (generate_element_init_1): This.
5215 (scalarize_init): Don't call push_gimplify_context/
5216 pop_gimplify_context.
5218 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5220 * toplev.c (get_src_pwd): Handle failure of getpwd().
5222 2005-01-04 Roger Sayle <roger@eyesopen.com>
5224 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5226 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5227 all the cases handled by it are inverted by invert_truthvalue.
5229 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5231 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5232 (save_register_windowsi): Likewise.
5234 2005-01-04 Richard Henderson <rth@redhat.com>
5236 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5238 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5241 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5242 any simplifications of vector mode comparison operators.
5243 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5245 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5246 Devang Patel <dpatel@apple.com>
5248 PR tree-optimization/18308
5249 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5250 the operands before creating a new expression.
5251 * dojump.c (do_jump): Make drop_through_label available
5252 for all cases. Add expansion of COND_EXPR.
5254 2005-01-04 Ira Rosen <irar@il.ibm.com>
5256 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5257 INTEGER_CST instead of TREE_CONSTANT.
5258 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5259 instead of TREE_CONSTANT.
5260 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5261 instead of TREE_CONSTANT.
5263 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5265 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5267 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5270 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5271 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5273 2005-01-03 Richard Henderson <rth@redhat.com>
5275 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5276 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5277 fold_convert_const_real_from_real): Split out from ...
5278 (fold_convert_const): ... here.
5280 2005-01-03 Richard Henderson <rth@redhat.com>
5283 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5284 (mov<MMXMODEI>_internal): Likewise.
5285 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5286 Add V2SF case; use it for SSE1; don't use TI.
5287 (movdf_integer): Likewise.
5288 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5290 2005-01-03 Ira Rosen <irar@il.ibm.com>
5292 * tree-vectorizer.c (vect_strip_conversions): New function.
5293 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5294 check for binary class.
5296 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5300 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5302 * gimple-low.c (mark_blocks_with_used_vars): New function.
5303 (mark_blocks_with_used_subblocks): Ditto.
5304 (mark_used_blocks): Ditto.
5305 (pass_mark_used_blocks): New pass.
5306 * tree-inline.c: Include debug.h.
5307 (expand_call_inline): Call outlining_inline_function here.
5308 * tree-optimize.c (init_tree_optimization_passes): Add
5309 pass_mark_used_blocks.
5310 * tree-pass.h (pass_mark_used_blocks): New.
5311 * Makefile.in (tree-inline.o): Add debug.h dependency.
5313 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5315 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5316 VAR_DECLs to have weak_import attribute.
5318 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5321 2004-01-03 Steven Bosscher <stevenb@suse.de>
5323 * passes.c (rest_of_compilation): Don't run regmove if only
5324 flag_expensive_optimizations, require flag_regmove instead.
5326 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5328 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5330 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5331 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5332 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5333 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5335 2005-01-03 Richard Henderson <rth@redhat.com>
5337 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5338 (ia64_const_ok_for_letter_p): New.
5339 (ia64_const_double_ok_for_letter_p): New.
5340 (ia64_extra_constraint): New.
5341 (ia64_expand_vecint_compare): New.
5342 (ia64_expand_vcondu_v2si): New.
5343 (ia64_expand_vecint_cmov): New.
5344 (ia64_expand_vecint_minmax): New.
5345 (ia64_print_operand): Add 'v'.
5346 (ia64_preferred_reload_class): New.
5347 (ia64_vector_mode_supported_p): New.
5348 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5349 (PREFERRED_RELOAD_CLASS): Move to function.
5350 (CONST_OK_FOR_LETTER_P): Move to function.
5351 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5352 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5353 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5354 (EXTRA_CONSTRAINT): Move to function.
5355 * config/ia64/ia64.md: Include vect.md.
5356 (itanium_class): Add mmalua.
5358 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5360 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5361 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5363 (const_int_2bit_operand): New.
5364 (fr_reg_or_0_operand): New.
5365 * config/ia64/ia64-modes.def: Add vector modes.
5366 * config/ia64/ia64-protos.h: Update.
5367 * config/ia64/vect.md: New file.
5369 2005-01-03 Richard Henderson <rth@redhat.com>
5371 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5373 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5376 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5378 (log1pdf2): Change mode of operands[0,1] to DFmode.
5380 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5382 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5383 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5384 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5385 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5386 SPARC_RELAXED_ORDERING.
5388 2005-01-03 Richard Henderson <rth@redhat.com>
5389 Uros Bizjak <uros@kss-loka.si>
5392 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5393 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5394 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5396 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5397 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5398 const_pow2_1_to_128_operand): New predicates.
5400 2005-01-02 Greg McGary <greg@mcgary.org>
5402 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5404 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5405 object. [ptr_type]: Remove unused variable.
5406 Remember nearest addressable array-element or record-component
5407 when checking bitfield components. Tolerate empty BIND_EXPR.
5409 2005-01-01 Richard Henderson <rth@redhat.com>
5411 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5412 that don't narrow the value. Fail for other conversions.
5414 2005-01-01 Richard Henderson <rth@redhat.com>
5417 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5418 * c-lang.c (finish_file): Don't do it here.
5419 * objc/objc-act.c (objc_finish_file): Likewise.
5421 * cgraph.c (decl_assembler_name_equal): New.
5422 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5423 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5424 * cgraph.h (struct cgraph_varpool_node): Add next.
5425 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5426 * varasm.c (assemble_alias): Mark the target as needed.
5428 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5431 * function.c (get_arg_pointer_save_area): Use entry_of_function
5432 instead of get_insns.
5434 2005-01-01 Roger Sayle <roger@eyesopen.com>
5435 Andrew Pinski <pinskia@physics.uc.edu>
5436 James E. Wilson <wilson@specifixinc.com>
5438 PR rtl-optimization/12092
5439 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5442 2005-01-01 Roger Sayle <roger@eyesopen.com>
5443 Olivier Hainque <hainque@act-europe.fr>
5445 * tree.c (int_fits_type_p): A narrower type always fits in a
5446 wider one, except for negative values into unsigned types.
5448 2005-01-01 Roger Sayle <roger@eyesopen.com>
5450 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5451 with the original constant rather than require TREE_OVERFLOW.
5453 2005-01-01 Steven Bosscher <stevenb@suse.de>
5456 * c-decl.c (finish_function): If compiling C99, annotate the
5457 compiler generated return with the current file name and line 0.
5458 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5459 the source line is greater than 0.
5460 (remove_bb): Likewise.
5462 See ChangeLog.12 for earlier changes.