1 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
5 2008-05-21 Tom Tromey <tromey@redhat.com>
7 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8 (zone_find_object_offset): Likewise.
9 (gt_ggc_m_S): Likewise.
10 (highest_bit): Likewise.
11 * ggc-page.c (gt_ggc_m_S): New function.
12 * stringpool.c (string_stack): Remove.
13 (init_stringpool): Update.
14 (ggc_alloc_string): Use ggc_alloc.
15 (maybe_delete_ident): New function.
16 (ggc_purge_stringpool): Likewise.
18 * ggc-common.c (ggc_protect_identifiers): New global.
19 (ggc_mark_roots): Call ggc_purge_stringpool. Use
20 ggc_protect_identifiers.
21 * ggc.h (ggc_protect_identifiers): Declare.
23 (ggc_purge_stringpool): Declare.
24 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
25 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
27 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
29 2008-05-21 David S. Miller <davem@davemloft.net>
31 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
34 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
36 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
39 2008-05-20 David Daney <ddaney@avtrex.com>
41 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
42 UNSPEC_SYNC_OLD_OP_12,
43 UNSPEC_SYNC_EXCHANGE_12): New define_constants.
44 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
45 UNSPEC_SET_GOT_VERSION,
46 UNSPEC_UPDATE_GOT_VERSION): Renumber.
47 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
48 (atomic_hiqi_op): New define_code_iterator.
49 (sync_compare_and_swap<mode>): Call
50 mips_expand_atomic_qihi instead of
51 mips_expand_compare_and_swap_12.
52 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
53 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
54 MIPS_COMPARE_AND_SWAP_12.
55 (sync_<optab><mode>, sync_old_<optab><mode>,
56 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
57 sync_new_nand<mode>): New define_expands for HI and QI mode
59 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
60 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
61 (sync_lock_test_and_set<mode>): New define_expand for HI and QI
63 (test_and_set_12): New insn.
64 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
65 sync_new_<optab><mode>, sync_old_nand<mode>,
66 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
67 clobber to operand 0 for SI and DI mode insns.
68 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
69 mips_gen_fn_4): New typedefs.
70 (mips_gen_fn_ptrs): Define new union type.
71 (mips_expand_compare_and_swap_12): Remove declaration.
72 (mips_expand_atomic_qihi): Declare function.
73 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
74 (mips_expand_atomic_qihi): ... this. Use new generator function
76 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
77 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
78 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
79 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
80 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
81 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
82 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
83 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
84 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
85 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
86 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
87 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
89 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
91 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
94 2008-05-20 Anatoly Sokolov <aesok@post.ru>
96 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
97 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
98 (avr_attribute_table): Add 'OS_main' function attribute.
99 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
100 functions with 'OS_main' attribute.
102 2008-05-20 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/35204
105 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
106 helper, split out from ...
107 (DFS): ... here. Make the DFS walk non-recursive.
109 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
110 Jan Sjodin <jan.sjodin@amd.com>
112 PR tree-optimization/36181
113 * tree-parloops.c (loop_has_vector_phi_nodes): New.
114 (parallelize_loops): Don't parallelize when the loop has vector
117 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
118 Sebastian Pop <sebastian.pop@amd.com>
120 * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
121 and never look at the tree representation of the memory accesses.
122 (linear_transform_loops): Computes parameters and access matrices.
123 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
124 (access_matrix_get_index_for_parameter): New.
125 * tree-data-ref.h (struct access_matrix): New.
126 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
127 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
128 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
129 am_vector_index_for_loop): New.
130 (struct data_reference): Add field access_matrix.
131 (DR_ACCESS_MATRIX): New.
132 (compute_data_dependences_for_loop): Update declaration.
133 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
134 * lambda.h (lambda_vector_vec_p): Declared.
135 * lambda-code.c: Depend on pointer-set.h.
136 (lambda_collect_parameters_from_af, lambda_collect_parameters,
137 av_for_af_base, av_for_af, build_access_matrix,
138 lambda_compute_access_matrices): New.
139 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
141 2008-05-20 Joseph Myers <joseph@codesourcery.com>
143 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
146 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
147 Sebastian Pop <sebastian.pop@amd.com>
149 PR tree-optimization/36206
150 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
152 (instantiate_scev_1): Rename flags to fold_conversions.
153 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
154 outeside instantiation_loop.
155 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
156 (evolution_function_is_affine_or_constant_p): Removed.
157 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
159 (analyze_siv_subscript): Pass in the loop nest number.
160 Call evolution_function_is_affine_in_loop instead of
161 evolution_function_is_affine_p.
162 (analyze_overlapping_iterations): Pass in the loop nest number.
164 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
165 Sebastian Pop <sebastian.pop@amd.com>
167 PR tree-optimization/36206
168 * tree-chrec.h (chrec_fold_op): New.
169 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
172 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
174 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
176 (remove_duplicates): Do not set inode on non-inode systems. Use
179 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
181 * config.gcc (tm_file): Update comments about relative pathnames.
183 2008-05-20 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
187 * tree-ssa-sccvn.c (process_scc): Likewise.
188 * tree-ssa-sink.c (execute_sink_code): Likewise.
189 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
190 * tree-vrp.c (process_assert_insertions): Likewise.
191 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
192 (perform_tree_ssa_dce): Likewise.
193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
194 (dump_dominator_optimization_stats): Likewise.
195 * tree-vectorizer.c (vectorize_loops): Likewise.
197 2008-05-20 Richard Guenther <rguenther@suse.de>
199 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
201 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
203 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
204 (ix86_i386elf_return_in_memory): Likewise.
205 (ix86_i386interix_return_in_memory): Likewise.
206 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
207 (SUBTARGET_RETURN_IN_MEMORY): New.
208 * config/i386/i386elf.h: Likewise.
209 * config/i386/ptx4-i.h: Likewise.
210 * config/i386/sol2-10.h: Likewise.
211 * config/i386/sysv4.h: Likewise.
212 * config/i386/vx-common.h: Likewise.
213 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
214 * config/i386/i386.c (ix86_return_in_memory): Made static and
215 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
216 (ix86_i386elf_return_in_memory): Removed.
217 (ix86_i386interix_return_in_memory): Removed.
218 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
219 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
221 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
223 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
225 2008-05-19 Xinliang David Li <davidxl@google.com>
227 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
230 * doc/invoke.texi: Ditto.
232 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
234 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
235 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
237 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
239 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
240 sizes of operand array from 8/4 to 4/2.
241 (ix86_expand_vector_init_general): Change size of operand array
242 from 32 to 16. Remove op0, op1 and half_mode.
244 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
246 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
247 (ix86_expand_vector_init_interleave): Likewise.
248 (ix86_expand_vector_init_general): Use them. Assert word_mode
249 == SImode when n_words == 4.
251 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.c (ix86_secondary_reload): New static function.
254 (TARGET_SECONDARY_RELOAD): New define.
255 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
256 * config/i386/i386.md (reload_outqi): Remove.
258 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
261 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
262 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
263 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
264 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
265 (fold_builtin_1): Likewise.
266 * builtins.def (BUILT_IN_ISINF_SIGN): New.
267 c-common.c (check_builtin_function_arguments): Handle
269 * doc/extend.texi: Document __builtin_isinf_sign.
270 * fold-const.c (operand_equal_p): Handle COND_EXPR.
272 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
274 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
275 EH cleanup at the end of the pass, search for those that have been
276 turned into forwarder blocks and do the cleanup on their successor.
278 2008-05-18 Richard Guenther <rguenther@suse.de>
280 * tree-cfg.c (verify_gimple_expr): Allow conversions from
281 pointers to sizetype and vice versa.
283 2008-05-18 Xinliang David Li <davidxl@google.com>
285 * gcc/tree-ssa-dce.c: Coding style fix.
286 (check_pow): Documentation comment.
287 (check_log): Documenation comment. Coding style fix.
288 (is_unnecessary_except_errno_call): Ditto.
289 (gen_conditions_for_pow): Ditto.
290 (gen_conditions_for_log): Ditto.
291 (gen_shrink_wrap_conditions): Ditto.
292 (shrink_wrap_one_built_in_calls): Ditto.
293 * gcc/doc/invoke.texi: Better documentation string.
294 * ChangeLog: Fix wrong change log entries from
295 May 17 checkin on function call DCE.
297 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
299 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
301 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
303 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
304 * df-problems.c (simulation routines): Fixed block comment to
305 properly say how to add forwards scanning functions.
307 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
309 * tree-inline.c (setup_one_parameter): Remove dead code.
311 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
313 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
314 a BIT_AND_EXPR only for an INTEGER_TYPE.
316 2008-05-17 Xinliang David Li <davidxl@google.com>
318 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
319 (check_pow, check_log, is_unnecessary_except_errno_call): New
320 functions to check for eliminating math functions that are pure
321 except for setting errno.
322 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
323 general condition expressions for shrink-wrapping pow/log calls.
324 (gen_shrink_wrap_conditions): Ditto.
325 (shrink_wrap_one_built_in_call): Ditto.
326 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
327 (mark_operand_necessary): If debugging, output if OP is necessary.
328 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
330 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
332 * gcc/common.opt: New user flag -ftree-builtin-dce.
333 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
335 2008-05-16 David S. Miller <davem@davemloft.net>
337 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
338 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
340 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
345 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
347 * ifcvt.c (dead_or_predicable): Rename
348 df_simulate_one_insn_backwards to df_simulate_one_insn.
349 * recog.c (peephole2_optimize): Ditto.
350 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
352 * df.h: Rename df_simulate_one_insn_backwards to
353 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
354 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
355 scanning of defs and uses.
356 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
357 (df_simulate_one_insn_forwards): Removed.
359 2008-05-16 Doug Kwan <dougkwan@google.com>
361 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
363 (real_from_string): Handle NaNs and Inf as approriate.
365 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
367 * doc/gty.texi (Source Files Containing Type Information): Note
368 that headers should appear first in the gtfiles list.
370 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
372 * tree.def (COND_EXEC): Properly documented this code.
374 2008-05-16 Diego Novillo <dnovillo@google.com>
376 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
377 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
380 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
382 * tree-ssa-dse (max_stmt_uid): Removed.
383 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
384 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
385 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
386 * function.h (cfun.last_stmt_uid): New field.
387 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
388 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
390 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
391 (create_stmt_ann): Initialize the ann->uid field.
392 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
394 * tree-flow.h (renumber_gimple_stmt_uids): New function.
396 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
398 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
399 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
400 (init_empty_tree_cfg): Call it.
402 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
404 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
407 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
409 * doc/invoke.text (-fdump-tree-*-verbose): New option.
410 * tree-dump.c (dump_options): New verbose option.
411 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
413 * tree-pass.h (TDF_VERBOSE): New dump flag.
414 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
415 (tree-flow.h): Added include.
416 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
418 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
420 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
422 From Jie Zhang <jie.zhang@analog.com>
423 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
424 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
425 mcpu=bf561-none and mcpu=bf561-0.2.
426 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
427 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
428 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
429 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
430 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
431 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
432 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
434 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
435 (cputype_selected): Remove.
436 (bfin_handle_option): Don't use cputype_selected.
437 (override_options): When no mcpu option, enable all workarounds.
438 Don't use bfin_workarounds.
439 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
441 (DEFAULT_CPU_TYPE): Don't define.
443 2008-05-16 Richard Guenther <rguenther@suse.de>
445 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
446 on deletion of the last stmt.
448 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
450 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
451 V8HImode for SSE2 and V16QImode for SSE4.1.
453 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
455 * cgraph.h (compute_inline_parameters): Made public.
456 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
457 variable_generate_summary, function_write_summary,
458 variable_write_summary, variable_read_summary. Added generate_summary,
459 write_summary, read_summary.
460 * cgraphunit.c (cgraph_process_new_functions): Changed call from
461 pass_ipa_inline.function_generate_summary, to
462 compute_inline_parameters.
463 * ipa-inline.c (compute_inline_parameters): Made public and added
465 (compute_inline_parameters_for_current): New function.
466 (pass_inline_param): Now calls compute_inline_parameters_for_current.
467 (inline_generate_summary): Removed parameter and made to loop over
469 (pass_ipa_inline): Updated for new IPA_PASS structure.
470 * passes.c (execute_ipa_summary_passes): Now is called once per
471 pass rather than once per node*pass.
473 2008-05-15 Anatoly Sokolov <aesok@post.ru>
475 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
476 avr_have_mul_p, avr_asm_only_p): Remove variables.
477 (avr_override_options): Remove initialization of removed variables.
478 (avr_file_start): Convert removed variables to fields of
479 'struct base_arch_s *avr_current_arch'.
480 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
481 (AVR_HAVE_MUL): (Ditto.).
482 (AVR_HAVE_MOVW): (Ditto.).
483 (AVR_HAVE_LPMX): (Ditto.).
484 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
485 avr_asm_only_p): Remove declaration.
487 2008-05-15 Diego Novillo <dnovillo@google.com>
489 * config/arm/arm.c (arm_return_in_memory): Fix return type.
490 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
492 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
495 * combine.c (check_conversion): Rename back to check_promoted_subreg.
496 Don't call record_truncated_value from here.
497 (record_truncated_value): Turn it into a for_each_rtx callback.
498 (record_truncated_values): New function.
499 (combine_instructions): Call note_uses with record_truncated_values.
500 Change name of check_conversion to check_promoted_subreg.
502 2008-05-15 Janis Johnson <janis187@us.ibm.com>
504 * doc/sourcebuild.texi: Document support for torture tests.
506 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
508 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
509 to alternative 4 of operand 2.
511 2008-05-15 Richard Guenther <rguenther@suse.de>
513 * tree-pass.h (current_pass): Declare.
514 (get_pass_for_id): Likewise.
515 * passes.c (passes_by_id, passes_by_id_size): New globals.
516 (set_pass_for_id): New function.
517 (get_pass_for_id): Likewise.
518 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
519 (execute_function_todo): Flush per function statistics.
520 * toplev.c (compile_file): Init statistics.
521 (general_init): Do early statistics initialization.
522 (finalize): Finish statistics.
523 * statistics.h (statistics_early_init): Declare.
524 (statistics_init): Likewise.
525 (statistics_fini): Likewise.
526 (statistics_fini_pass): Likewise.
527 (statistics_counter_event): Likewise.
528 (statistics_histogram_event): Likewise.
529 * statistics.c: New file.
530 * Makefile.in (OBJS-common): Add statistics.o.
531 (statistics.o): Add dependencies.
532 * doc/invoke.texi (-fdump-statistics): Document.
534 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
536 (execute_pre): Use statistics_counter_event.
537 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
538 (substitute_and_fold): Increment it. Use statistics_counter_event.
540 2008-05-15 Diego Novillo <dnovillo@google.com>
542 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
544 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
545 * tree-ssa-alias.c (new_type_alias): Remove references to
546 sub-variables from comment.
547 * tree-ssa-operands.c (swap_tree_operands): Likewise.
549 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
551 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
552 attribute to 1 only for insertps alternative.
554 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
556 * config/bfin/bfin.md (loadbytes): New pattern.
557 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
558 (bfin_init_builtins): Initialize it.
559 (bdesc_1arg): Add it.
561 2008-05-15 Sa Liu <saliu@de.ibm.com>
563 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
564 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
565 * testsuite/lib/target-supports.exp: Add
566 check_effective_target_fortran_integer_16.
568 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
570 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
571 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
572 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
573 (TARGET_RETURN_IN_MEMORY): Define.
575 2008-05-15 Richard Guenther <rguenther@suse.de>
578 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
579 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
580 represent unmodifiable vars.
582 2008-05-15 Richard Guenther <rguenther@suse.de>
584 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
585 INDIRECT_REF and TARGET_MEM_REF.
586 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
589 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
590 H.J. Lu <hongjiu.lu@intel.com>
592 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
593 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
594 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
595 insn alternatives. Add missing alternatives.
596 (*vec_concatv2di_rex64_sse4_1): Likewise.
597 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
598 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
601 2008-05-15 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/36009
604 PR tree-optimization/36204
605 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
606 (determine_invariantness_stmt): Record the loop a store is
608 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
611 2008-05-15 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/34330
614 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
615 through the pointer will alias the SMT.
617 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
619 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
621 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
623 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
625 2008-05-14 Michael Meissner <michael.meissner@amd.com>
626 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
628 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
629 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
630 (vashl_optab): New optab for vector/vector shifts.
631 (vashr_optab): Ditto.
632 (vlshr_optab): Ditto.
633 (vrotl_optab): Ditto.
634 (vrotr_optab): Ditto.
635 (optab_subtype): New enum for optab_for_tree_code call.
636 (optab_for_tree_code): Add enum optab_subtype argument.
638 * optabs.c (optab_for_tree_code): Take an additional argument to
639 distinguish between a vector shift by a scalar and vector shift by
640 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
641 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
642 vector shift by a vector.
643 (expand_widen_pattern_expr): Pass additional argument to
646 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
647 vrotl_optab, vrotr_optab.
649 * expr.c (expand_expr_real_1): Update calls to
650 optab_for_tree_code to distinguish between vector shifted by a
651 scalar and vector shifted by a vector.
652 * tree-vectorizer.c (supportable_widening_operation): Ditto.
653 (supportable_narrowing_operation): Ditto.
654 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
655 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
656 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
657 (vect_create_epilog_for_reduction): Ditto.
658 (vectorizable_reduction): Ditto.
659 (vectorizable_operation): Ditto.
660 (vect_strided_store_supported): Ditto.
661 (vect_strided_load_supported): Ditto.
662 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
663 * expmed.c (expand_shift): Ditto.
665 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
667 (ashr@var{m}3): Ditto.
668 (vashl@var{m}3): Document new vector/vector shift standard name.
669 (vashr@var{m}3): Ditto.
670 (vlshr@var{m}3): Ditto.
671 (vrotl@var{m}3): Ditto.
672 (vrotr@var{m}3): Ditto.
674 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
675 (PPERM_INVERT): Ditto.
676 (PPERM_REVERSE): Ditto.
677 (PPERM_REV_INV): Ditto.
681 (PPERM_INV_SIGN): Ditto.
685 * config/i386/sse.md (mulv2di3): Add SSE5 support.
686 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
687 allows a memory operand to be the value being added, and split it
688 to improve vectorization.
689 (sse5_pmacsdqh_mem): Ditto.
690 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
691 (sse5_mulv2div2di3_high): Ditto.
692 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
693 (vec_pack_trunc_v4si): Ditto.
694 (vec_pack_trunc_v2di): Ditto.
695 (sse5_pcmov_<mode>): Remove code that tried to use use
696 andps/andnps instead of pcmov.
697 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
698 pmacsdqh instructions.
699 (vec_widen_smult_lo_v4si): Ditto.
701 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
702 (PPERM_INVERT): Ditto.
703 (PPERM_REVERSE): Ditto.
704 (PPERM_REV_INV): Ditto.
708 (PPERM_INV_SIGN): Ditto.
711 (ix86_expand_sse_movcc): Move the SSE5 test after the if
713 (ix86_expand_int_vcond): If SSE5 generate all possible integer
715 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
716 says ignore whether the last reference is a memory operand.
718 2008-05-14 Michael Meissner <michael.meissner@amd.com>
719 Paolo Bonzini <bonzini at gnu dot org>
721 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
724 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
725 (vlshr<mode>3): Rename from vlshr<mode>3.
726 (vashr<mode>3): Rename from vashr<mode>3.
727 (mulv4sf3): Change the names of vector shift patterns.
731 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
734 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
759 * config/spu/spu.md (v): New iterator macro to add v for vector types.
760 (floatunssidf2_internal): Change vector/vector shift names.
761 (floatunsdidf2_internal): Ditto.
768 (vashl<mode>3): Rename from ashl<mode>3.
769 (vashr<mode>3): Rename from ashr<mode>3.
770 (vlshr<mode>3): Rename from lshr<mode>3.
771 (vrotl<mode>3): Rename from rotl<mode>3.
773 2008-05-14 Michael Meissner <michael.meissner@amd.com>
776 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
777 multiply gives the wrong value when doing widening multiplies.
778 (vec_widen_smult_lo_v4si): Ditto.
780 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
782 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
783 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
784 emit_library_call_value.
785 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
786 * tree.h (ECF_LIBCALL_BLOCK): Removed.
787 * calls.c (initialize_argument_information, precompute_arguments,
788 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
789 (precompute_arguments): Removed flags parameter.
790 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
792 2008-05-14 Richard Guenther <rguenther@suse.de>
794 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
795 Make sure to register the store if the use is a PHI_NODE.
797 2008-05-14 Olivier Hainque <hainque@adacore.com>
799 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
800 memory if the component is to be referenced in BLKmode according
801 to get_inner_reference.
803 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
805 * calls.c (emit_library_call_value_1): Restore code clearing
806 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
808 2008-05-14 Olivier Hainque <hainque@adacore.com>
809 Nicolas Roche <roche@adacore.com>
811 * configure.ac: Add support for a "gcc_subdir" variable in
812 config-lang.in, to denote a subdirectory where the language/GCC
813 integration files are to be found.
814 * configure: Regenerate.
816 2008-05-14 Ira Rosen <irar@il.ibm.com>
818 PR tree-optimization/36098
819 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
820 value for the first load in the group in case of a gap.
821 (vect_build_slp_tree): Check that there are no gaps in loads.
823 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
825 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
826 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
827 expand_copysign_bit, ): Change call to emit_no_conflict_block to
828 emit_insn and remove unneeded code to construct extra args.
829 (emit_no_conflict_block): Removed.
830 * optabls.h: (emit_no_conflict_block): Removed.
831 * cse.c (cse_extended_basic_block): Remove search for
832 REG_NO_CONFLICT note.
833 * global.c: Removed incorrect comment added in revision 117.
834 * expr.c (convert_move): Change call to emit_no_conflict_block to
836 * recog.c: Change comments so that they do not mention
838 * local_alloc.c (combine_regs): Removed last parameter.
839 (no_conflict_p): Removed.
840 (block_alloc): Removed note, no_conflict_combined_regno and set
841 local vars. Removed all code to process REG_NO_CONFLICT blocks.
842 (combine_regs): Removed already_dead and code to look for
843 REG_NO_CONFLICT notes.
844 * lower_subreg (remove_retval_note): Removed code to look for
845 REG_NO_CONFLICT block.
846 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
847 (resolve_clobber): Remove code to process libcalls that have
848 REG_NO_CONFLICT notes.
849 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
851 * combine.c (can_combine_p, distribute_notes): Removed
852 REG_NO_CONFLICT case.
853 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
855 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
856 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
858 * reg-notes.def (NO_CONFLICT): Removed.
860 2008-05-14 David S. Miller <davem@davemloft.net>
862 * config/sparc/sparc.c (sparc_profile_hook): If
863 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
864 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
865 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
867 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
869 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
871 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
874 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
875 and op1 expansion before vector concat to have less live pseudos.
877 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
879 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
880 ix86_expand_vector_set if supported.
882 2008-05-13 Diego Novillo <dnovillo@google.com>
883 Kenneth Zadeck <zadeck@naturalbridge.com>
885 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
887 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
888 phinodes_print_statistics, init_ssanames, fini_ssanames,
889 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
890 release_ssa_name, release_defs, replace_ssa_name_symbol,
891 ssanames_print_statistics): Move ...
892 * tree-flow.h: ... here.
893 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
894 Use FN instead of cfun.
895 (make_ssa_name_fn): Rename from make_ssa_name.
896 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
897 * tree-flow-inline.h (make_ssa_name): Move from
898 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
899 * omp-low.c (expand_omp_parallel):
900 * tree-flow-inline.h (redirect_edge_var_map_result):
901 * tree-ssa.c (init_tree_ssa): Add argument FN.
902 Use it instead of cfun. Update all users.
904 2008-05-13 Tom Tromey <tromey@redhat.com>
906 PR preprocessor/22168:
907 * doc/cpp.texi (Top): Update menu.
908 (Alternatives to Wrapper #ifndef): New node.
909 (Other Directives): Document deprecation.
910 (Obsolete Features): Remove menu.
911 (Assertions): Merge node into Obsolete Features.
912 (Obsolete once-only headers): Move earlier; rename to Alternatives
914 * doc/cppopts.texi: Update.
915 * c.opt (Wdeprecated): Enable for C and ObjC.
916 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
917 (C++ Dialect Options): Move -Wno-deprecated from here to...
918 (Warning Options): ... here.
920 2008-05-13 Richard Guenther <rguenther@suse.de>
923 * fold-const.c (fold_sign_changed_comparison): Do not allow
924 changes in pointer-ness.
926 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
929 * config/sh/sh.c (sh_expand_prologue): Don't clear
930 RTX_FRAME_RELATED_P for push insns.
932 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
934 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
936 2008-05-12 Anatoly Sokolov <aesok@post.ru>
938 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
939 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
940 Use 'machine->is_leaf' instead of 'leaf_func_p'.
942 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
944 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
945 (*vec_concatv4sf_sse): This.
946 (*sse2_concatv2si): Renamed to ...
947 (*vec_concatv2si_sse2): This.
948 (*sse1_concatv2si): Renamed to ...
949 (*vec_concatv2si_sse): This.
950 (*vec_concatv2di_rex): Renamed to ...
951 (*vec_concatv2di_rex64): This.
952 (*vec_concatv2si_sse4_1): New.
953 (*vec_concatv2di_rex64_sse4_1): Likewise.
955 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
957 PR rtl-optimization/36111
958 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
959 that was created for swappable operands.
961 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
964 * Makefile.in: Substitute GNATMAKE and GNATBIND.
965 * configure.ac: Add call to ACX_PROG_GNAT.
967 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
969 * optc-gen.awk: Fix comment typo.
971 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
973 * pretty-print.c (pp_integer_with_precision): Use
974 HOST_LONG_LONG_FORMAT.
976 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
978 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
980 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
982 * config/i386/i386.c (bdesc_ptest): Removed.
983 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
984 (bdesc_args): Add __builtin_ia32_ptestz128,
985 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
986 (ix86_init_mmx_sse_builtins): Updated.
987 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
988 (ix86_expand_builtin): Updated.
990 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
992 * tree-cfg.c (valid_fixed_convert_types_p): New function.
993 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
995 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
997 * value-prof.c (interesting_stringop_to_profile): Do not
998 return early for BUILT_IN_MEMPCPY.
1000 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1002 * calls.c (expand_call): Don't use callgraph to increase
1003 preferred_stack_boundary.
1005 * cgraph.h (cgraph_rtl_info): Use unsigned on
1006 preferred_incoming_stack_boundary.
1008 * final.c (rest_of_clean_state): Use unsigned on
1009 preferred_stack_boundary.
1011 2008-05-09 Tom Tromey <tromey@redhat.com>
1013 PR preprocessor/22231:
1014 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1017 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1019 PR tree-optimization/36129
1020 * tree-ssa-ccp.c: Include value-prof.h.
1021 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1022 built-in function was folded to a constant.
1023 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1025 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1026 Sebastian Pop <sebastian.pop@amd.com>
1028 * tree-scalar-evolution.c: Document instantiate_scev.
1029 (instantiate_parameters_1): Renamed instantiate_scev_1.
1030 Don't use the same loop for instantiation_loop and evolution_loop.
1031 (instantiate_scev): New.
1032 (instantiate_parameters): Moved...
1033 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1034 same loop twice. Maintains the semantics for this function.
1035 * tree-scalar-evolution.h (instantiate_scev): Declare.
1036 (instantiate_parameters): ...here. Now static inline.
1037 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1038 instead of resolve_mixers.
1040 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1042 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1044 2008-05-09 Tomas Bily <tbily@suse.cz>
1046 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1047 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1048 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1049 * c-common.c (c_common_truthvalue_conversion): Likewise.
1050 * tree-object-size.c (compute_object_offset): Likewise.
1051 * tree-inline.c (estimate_num_insns_1): Likewise.
1052 * varasm.c (const_hash_1, compare_constant, copy_constant)
1053 (compute_reloc_for_constant, output_addressed_constants)
1054 (initializer_constant_valid_p): Likewise.
1055 * c-omp.c (check_omp_for_incr_expr): Likewise.
1056 * gimplify.c (gimplify_expr): Likewise.
1057 * c-typeck.c (c_finish_return): Likewise.
1058 * tree-vectorizer.c (supportable_widening_operation)
1059 (supportable_narrowing_operation): Likewise.
1060 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1061 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1062 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1063 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1064 (descr_info_loc): Likewise.
1065 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1066 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1067 (fold_unary): Likewise.
1068 * builtins.c (get_pointer_alignment): Likewise.
1069 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1070 (instantiate_parameters_1): Likewise.
1071 * tree.c (expr_align, stabilize_reference): Likewise.
1072 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1073 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1074 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1075 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1076 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1077 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1079 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1080 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1081 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1082 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1083 (forward_propagate_comparison)
1084 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1085 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1086 * emit-rtl.c (component_ref_for_mem_expr)
1087 (set_mem_attributes_minus_bitpos): Likewise.
1088 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1089 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1091 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1092 (build_function_call, pointer_diff, build_compound_expr)
1093 (c_finish_return): Likewise.
1094 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1095 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1097 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1098 * expr.c (is_aligning_offset): Likewise.
1099 * tree-ssa-alias.c (is_escape_site): Likewise.
1100 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1101 (check_all_va_list_escapes): Likewise.
1102 * tree-ssa-loop-ivopts.c (determine_base_object)
1103 (determine_common_wider_type): Likewise.
1104 * dojump.c (do_jump): Likewise.
1105 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1106 * tree-gimple.c (is_gimple_cast): Likewise.
1107 * fold-const.c (decode_field_reference, )
1108 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1109 (fold_binary): Likewise.
1110 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1111 (already_warned_in_frontend_p): Likewise.
1112 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1113 * tree.c (really_constant_p, get_unwidened): Likewise.
1114 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1115 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1116 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1118 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1120 (CONVERT_EXPR_P): Define.
1121 (CASE_CONVERT): Define.
1123 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1126 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1127 (delete_unmarked_insns): When deleting a call, call
1128 delete_unreachable_blocks.
1129 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1130 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1132 2008-05-08 Richard Guenther <rguenther@suse.de>
1134 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1135 (-ftree-salias): Likewise.
1136 (salias-max-implicit-fields): Remove param documentation.
1137 (salias-max-array-elements): Likewise.
1138 * tree-pass.h (pass_create_structure_vars): Remove.
1139 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1140 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1141 * tree-ssa-alias.c (create_structure_vars): Remove.
1142 (gate_structure_vars): Likewise.
1143 (pass_create_structure_vars): Likewise.
1144 (gate_build_alias): Likewise.
1145 (pass_build_alias): Adjust to run always and dump the function.
1146 * common.opt (ftree-salias): Hide.
1147 * passes.c (init_optimization_passes): Remove
1148 pass_create_structure_vars, adjust comment.
1149 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1150 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1151 * opts.c (decode_options): Do not set flag_tree_salias.
1152 (common_handle_option): Add OPT_ftree_salias to the backward
1153 compatibility section.
1155 2008-05-08 Richard Guenther <rguenther@suse.de>
1157 * tree-flow-inline.h (var_can_have_subvars): Move ...
1158 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1159 * tree-flow.h (var_can_have_subvars): Remove.
1160 (push_fields_onto_fieldstack): Remove.
1161 (sort_fieldstack): Likewise.
1162 (struct fieldoff): Move ...
1163 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1164 alias_set and base_for_components fields.
1165 (sort_fieldstack): Make static.
1166 (push_fields_onto_fieldstack): Likewise. Remove code that
1167 handles anything but RECORD_TYPEs. Remove alias_set and
1168 base_for_components handling.
1169 (create_variable_info_for): Adjust.
1171 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1173 * common.opt (Wframe-larger-than=): Shorten the help message
1175 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1177 2008-05-08 Rafael Espindola <espindola@google.com>
1179 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1181 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1182 trap and that both operands are gimple values.
1183 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1184 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1187 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1189 * read-rtl.c (join_c_conditions): Return the first string if the
1190 two strings are equal.
1192 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1194 * gensupport.h (pred_data): Add a "num_codes" field.
1195 (add_predicate_code): Declare.
1196 * gensupport.c (add_predicate_code): New function.
1197 (std_pred_table): Add an "allows_const_p" field.
1198 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1199 Remove the (incomplete) list of such codes from the codes field.
1200 (init_predicate_table): Use add_predicate_code. Add all
1201 RTX_CONST_OBJs if allows_const_p is true.
1202 * genrecog.c (process_define_predicate): Use add_predicate_code.
1204 2008-05-08 David Daney <ddaney@avtrex.com>
1205 Richard Sandiford <rsandifo@nildram.co.uk>
1207 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1208 special case of constant zero operands.
1209 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1210 old and new values. Special case constant zero values.
1211 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1213 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1214 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1216 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1219 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1220 similar RTX_CONST_OBJ before CONST_INT.
1222 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1224 * stmt.c (expand_stack_restore): Change sa mode if needed.
1226 2008-05-08 Richard Guenther <rguenther@suse.de>
1228 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1229 return type to bool.
1230 (ix86_sol10_return_in_memory): Likewise.
1231 (ix86_i386elf_return_in_memory): Likewise.
1232 (ix86_i386interix_return_in_memory): Likewise.
1233 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1234 (ix86_sol10_return_in_memory): Likewise.
1235 (ix86_i386elf_return_in_memory): Likewise.
1236 (ix86_i386interix_return_in_memory): Likewise.
1238 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1241 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1243 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1244 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1247 2008-05-08 Richard Guenther <rguenther@suse.de>
1249 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1250 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1251 (DR_SUBVARS): Remove.
1252 * tree-dfa.c (dump_subvars_for): Remove.
1253 (debug_subvars_for): Likewise.
1254 (dump_variable): Do not dump subvars.
1255 (remove_referenced_var): Do not remove subvars.
1256 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1257 (lookup_subvars_for_var): Remove.
1258 (get_subvars_for_var): Likewise.
1259 (get_subvars_at): Likewise.
1260 (get_first_overlapping_subvar): Likewise.
1261 (overlap_subvar): Likewise.
1262 * tree-flow.h (subvar_t): Remove.
1263 (struct var_ann_d): Remove subvars field.
1264 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1265 argument. Remove special handling of SFTs.
1266 (compute_tag_properties): Likewise.
1267 (set_initial_properties): Likewise.
1268 (compute_call_clobbered): Likewise.
1269 (count_mem_refs): Likewise.
1270 (compute_memory_partitions): Likewise.
1271 (compute_flow_insensitive_aliasing): Likewise.
1272 (setup_pointers_and_addressables): Likewise.
1273 (new_type_alias): Likewise.
1274 (struct used_part): Remove.
1275 (used_portions): Likewise.
1276 (struct used_part_map): Likewise.
1277 (used_part_map_eq): Likewise.
1278 (used_part_map_hash): Likewise.
1279 (free_used_part_map): Likewise.
1280 (up_lookup): Likewise.
1281 (up_insert): Likewise.
1282 (get_or_create_used_part_for): Likewise.
1283 (create_sft): Likewise.
1284 (create_overlap_variables_for): Likewise.
1285 (find_used_portions): Likewise.
1286 (create_structure_vars): Likewise.
1287 * tree.def (STRUCT_FIELD_TAG): Remove.
1288 * tree.h (MTAG_P): Adjust.
1289 (struct tree_memory_tag): Remove base_for_components and
1290 unpartitionable flags.
1291 (struct tree_struct_field_tag): Remove.
1292 (SFT_PARENT_VAR): Likewise.
1293 (SFT_OFFSET): Likewise.
1294 (SFT_SIZE): Likewise.
1295 (SFT_NONADDRESSABLE_P): Likewise.
1296 (SFT_ALIAS_SET): Likewise.
1297 (SFT_UNPARTITIONABLE_P): Likewise.
1298 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1299 (union tree_node): Remove sft field.
1300 * alias.c (get_alias_set): Remove special handling of SFTs.
1301 * print-tree.c (print_node): Remove handling of SFTs.
1302 * tree-dump.c (dequeue_and_dump): Likewise.
1303 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1304 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1305 * tree-predcom.c (set_alias_info): Do not set subvars.
1306 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1307 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1308 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1309 (add_vars_for_offset): Remove.
1310 (add_virtual_operand): Remove special handling of SFTs.
1311 (add_call_clobber_ops): Likewise.
1312 (add_call_read_ops): Likewise.
1313 (get_asm_expr_operands): Likewise.
1314 (get_modify_stmt_operands): Likewise.
1315 (get_expr_operands): Likewise.
1316 (add_to_addressable_set): Likewise.
1317 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1318 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1319 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1320 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1321 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1322 (tree_node_structure): Likewise.
1323 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1325 (find_what_p_points_to): Likewise.
1327 2008-05-08 Sa Liu <saliu@de.ibm.com>
1329 * config/spu/spu.md: Fixed subti3 pattern.
1331 2008-05-08 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1335 sure to create a representative for trailing arrays for PTA.
1337 2008-05-08 Richard Guenther <rguenther@suse.de>
1340 * fold-const.c (operand_equal_p): Two objects which types
1341 differ in pointerness are not equal.
1343 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1345 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1346 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1347 (emit_library_call_value_1): Add new variable fndecl initialized by
1348 NULL_TREE. It should be the decl type of orgfun, but this information
1349 seems not to be available here, so it uses the default calling abi.
1350 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1351 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1352 by TARGET_RETURN_IN_MEMORY.
1353 * config/i386/i386-interix.h: Likewise.
1354 * config/i386/i386.h: Likewise.
1355 * config/i386/i386elf.h: Likewise.
1356 * config/i386/ptx4-i.h: Likewise.
1357 * config/i386/sol2-10.h: Likewise.
1358 * config/i386/sysv4.h: Likewise.
1359 * config/i386/vx-common.h: Likewise.
1360 * config/cris/cris.h: Removed #if 0 clause.
1361 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1362 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1364 (ix86_sol10_return_in_memory): Likewise.
1365 (ix86_i386elf_return_in_memory): New.
1366 (ix86_i386interix_return_in_memory): New.
1367 * config/mt/mt-protos.h (mt_return_in_memory): New.
1368 * config/mt/mt.c: Likewise.
1369 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1370 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1371 * config/bfin/bfin.h: Likewise.
1372 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1374 * config/bfin/bfin.c: Likewise.
1375 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1376 * config/alpha/unicosmk.h: Likewise.
1377 * config/i386/cygming.h: Likewise.
1378 * config/iq2000/iq2000.h: Likewise.
1379 * config/mips/mips.h: Likewise.
1380 * config/mn10300/mn10300.h: Likewise.
1381 * config/rs6000/rs6000.h: Likewise.
1382 * config/score/score.h: Likewise.
1383 * config/spu/spu.h: Likewise.
1384 * config/v850/v850.h: Likewise.
1385 * defaults.h: Likewise.
1386 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1387 * expr.c (emit_block_move): Adjust use of
1388 OUTGOING_REG_PARM_STACK_SPACE.
1389 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1390 OUTGOING_REG_PARM_STACK_SPACE.
1391 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1393 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1395 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1396 on OMP_RETURN for OMP_FOR.
1399 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1400 (fortran_common): New function.
1401 (gen_variable_die): Call fortran_common instead of common_check,
1402 adjust for it returning tree instead of rtx. Formatting.
1404 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1408 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1409 * c-decl.c (merge_decls): Ditto.
1410 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1411 to RTL_CONST_OR_PURE_CALL_P.
1412 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1413 Initialized DECL_LOOPING_CONST_PURE.
1414 (process_call_operands): Set tree_side_effects properly.
1415 * tree.h (TREE_READONLY_DECL_P): Removed.
1416 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1417 (DECL_LOOPING_OR_CONST_P): New macro.
1418 (struct tree_function_decl): Added looping_const_or_pure_p.
1420 (ECF_LOOPING_OR_CONST_P): New macro.
1421 * rtlanal.c (pure_const_p): Removed.
1422 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1423 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1424 to RTL_CONST_CALL_P.
1425 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1426 (check_decl, check_tree, check_call, scan_function): Initialize
1428 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1429 (static_execute): Set looping true for recursive functions.
1430 Undo setting state to IPA_NEITHER for recursive functions.
1432 * ifcvt.c (noce_can_store_speculate_p): Changed
1433 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1434 RTL_CONST_OR_PURE_CALL_P.
1435 * dse.c (scan_insn): Ditto.
1436 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1437 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1438 RTL_CONST_OR_PURE_CALL_P.
1439 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1440 pure_call_p to RTL_CONST_CALL_P.
1441 * gimplify.c (gimplify_call_expr): Clear side effects for
1442 non-looping pure and constant calls.
1443 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1444 (flags_from_decl_or_type): Set ecf flags from decl flags.
1445 (initialize_argument_information): Turn off
1446 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1447 Change const to pure if callee_copies is true rather than just
1449 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1450 way of marking pure calls.
1451 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1452 Remove hack that was supposed to fix pr7335 and remove old
1453 way of marking pure calls.
1454 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1455 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1456 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1457 RTL_CONST_OR_PURE_CALL_P.
1458 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1459 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1460 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1461 * sched-deps.c (schedule_analyze): Ditto.
1462 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1463 return_val field of calls to represent pure and const function info.
1464 (CONST_OR_PURE_CALL_P): Deleted macro.
1465 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1466 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1467 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1469 * tree-optimize.c (execute_fixup_cfg): Added test for
1470 ECF_LOOPING_CONST_OR_PURE.
1471 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1473 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1474 effects for looping pure or const calls.
1475 (verify_gimple_expr): Added verification code.
1476 * config/alpha/alpha.c (alpha_legitimize_address,
1477 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1479 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1480 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1481 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1482 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1483 RTL_CONST_OR_PURE_CALL_P.
1484 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1485 and const calls to be deleted.
1487 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1491 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1492 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1493 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1494 to handle nonimmediate operands.
1495 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1496 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1497 to handle nonimmediate operands.
1498 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1499 (mmx_pmulhrwv4hi3): New expander. Use
1500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1501 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1502 (sse2_umulv1siv1di3): New expander. Use
1503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1504 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1505 (mmx_eq<mode>3): New expander. Use
1506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1507 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1508 (mmx_uavgv8qi3): New expander. Use
1509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1510 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1511 (mmx_uavgv4hi3): New expander. Use
1512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1514 * config/i386/sse.md
1515 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1516 to handle nonimmediate operands.
1517 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1518 to handle nonimmediate operands.
1519 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1520 to handle nonimmediate operands.
1521 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1522 to handle nonimmediate operands.
1523 (sse2_unpckhpd_exp): New expander. Use
1524 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1525 (sse2_unpcklpd_exp): New expander. Use
1526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1527 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1528 to handle nonimmediate operands.
1529 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1530 to handle nonimmediate operands.
1531 (*sse2_<plusminus_insn><mode>3): Rename from
1532 sse2_<plusminus_insn><mode>3 insn pattern.
1533 (sse2_<plusminus_insn><mode>3): New expander. Use
1534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1535 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1536 (sse2_umulv2siv2di3): New expander. Use
1537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1538 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1539 (sse4_1_mulv2siv2di3): New expander. Use
1540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1541 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1542 (sse2_pmaddwd): New expander. Use
1543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1544 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1545 (sse2_eq<mode>3): New expander. Use
1546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1547 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1548 (sse4_1_eqv2di3): New expander. Use
1549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1550 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1551 (sse2_uavgv16qi3): New expander. Use
1552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1553 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1554 (sse2_uavgv16qi3): New expander. Use
1555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1556 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1557 (sse2_uavgv8hi3): New expander. Use
1558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1559 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1560 (ssse3_pmulhrswv8hi3): New expander. Use
1561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1562 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1563 (ssse3_pmulhrswv4hi3): New expander. Use
1564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1566 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1567 (<sse>_vmmul<mode>3): Ditto.
1568 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1570 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1571 (ssse3_pmaddubsw): Ditto.
1573 * config/i386/i386.c (struct_builtin_description)
1574 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1575 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1576 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1577 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1578 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1579 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1580 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1581 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1582 (ix86_fixup_binary_operands): Assert that src1
1583 and src2 must have the same mode when swapped.
1584 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1585 and ix86_binary_operator_ok. Do not force operands in registers
1588 2008-05-07 Jan Hubicka <jh@suse.cz>
1590 * cgraph.c (dump_cgraph_node): Update.
1591 * cgraph.h (cgraph_local_info): Break out inline summary.
1592 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1594 * ipa-inline (inline_summary): New accestor function.
1595 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1596 cgraph_decide_inlining, compute_inline_parameters): Update.
1597 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1599 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1601 Cleanup ColdFire scheduling support and add V4 pipeline model.
1603 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1604 (define_attr cpu): Add cfv4 value.
1605 (define_attr type, define_attr type1): Merge into a single 'type'
1606 attribute. Update all uses.
1607 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1608 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1610 (define_attr opx_mem, define_attr opy_mem): Remove.
1611 (define_attr op_mem): Clean up, update comment.
1612 (define_attr size): Use specific values instead of general int.
1613 (define_attr guess, define_attr split): Remove. Update all uses.
1614 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1615 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1616 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1617 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1618 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1619 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1620 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1621 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1622 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1623 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1624 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1625 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1626 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1627 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1628 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1629 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1630 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1631 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1632 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1633 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1634 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1635 Update or set attributes.
1636 (stack_tie): New fake instruction.
1638 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1639 (m68k_sched_attr_size): Update declaration.
1640 (m68k_sched_attr_type2): Remove.
1641 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1642 Declare new bypass predicates.
1644 * config/m68k/m68k.c (m68k_sched_issue_rate,
1645 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1647 (TARGET_SCHED_ISSUE_RATE,
1648 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1649 (override_options): Handle scheduling for ColdFire V4 core.
1650 (m68k_expand_prologue): Emit stack_tie.
1651 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1652 'OP_TYPE_FPN'. Update all uses.
1653 (sched_guess_p): Remove.
1654 (sched_address_type): Handle symbolic addresses.
1655 (sched_get_operand): New static function.
1656 (sched_operand_type): Merge into sched_attr_op_type.
1657 (sched_attr_op_type): Handle FP registers, handle quick constants,
1659 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1660 (m68k_sched_attr_size): Update. Move logic to ...
1661 (sched_get_attr_size_int): New static function.
1662 (sched_get_opxy_mem_type): New static function.
1663 (m68k_sched_attr_op_mem): Update.
1664 (m68k_sched_attr_type2): Remove.
1665 (sched_cfv4_bypass_data): New static variable.
1666 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1667 (m68k_sched_issue_rate): Implement scheduler hook.
1668 (struct _sched_ib: enabled_p): New field.
1669 (m68k_sched_variable_issue): Update. Handle V4.
1670 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1671 sched_dump_class_func_t, sched_dump_split_class,
1672 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1673 sched_dump_dfa_class, m68k_sched_dump): Remove.
1674 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1676 (m68k_sched_init_global): Remove statisctics dumping, introduce
1677 sanity check that all instructions have pipeline reservations. Handle
1679 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1680 Handle ColdFire V4 core.
1681 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1682 New static functions.
1683 (m68k_sched_address_bypass_p): New bypass predicate.
1684 (sched_get_indexed_address_scale): New static function.
1685 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1687 * cf.md: Update comments.
1688 (define_attr type2): Remove. Use 'type' attribute instead.
1690 (cf_ib): Rename to cfv123_ib. Update all uses.
1691 (cf_oep): Rename to cfv123_oep. Update all uses.
1692 (cf_chr): Rename to cfv123_chr. Update all uses.
1693 (cf_mem): Rename to cfv123_mem. Update all uses.
1694 (cf_mac): Move to more appropriate place.
1695 (cfv123_guess): New automaton and cpu_unit.
1696 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1697 Update uses of 'size' attribute. Handle before reload scheduling.
1698 (cfv123_guess): New dummy reservation for unhandled instructions.
1699 (cfv4_*): Pipeline description of ColdFire V4 core.
1700 (ignore): New reservation to handle 'ignore' type.
1702 2008-05-07 Ian Lance Taylor <iant@google.com>
1705 * gimplify.c (find_single_pointer_decl_1): Don't look through
1707 (find_single_pointer_decl): Adjust comments.
1709 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1712 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1713 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1716 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1717 integral type rather than floating point, then VIEW_CONVERT_EXPR
1718 to the floating point type.
1720 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1723 TFmode op0 to register.
1725 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1727 * c-decl.c (grokdeclarator): Comment typo.
1729 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1731 * tree-flow.h: Remove prototype for computed_goto_p.
1732 * tree-cfg.c (computed_goto_p): Make static.
1734 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1737 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1738 (contains_aligned_value_p): This. Handle _Decimal128.
1739 (ix86_function_arg_boundary): Only align _Decimal128 to its
1740 natural boundary and handle it properly.
1742 2008-05-06 Martin Jambor <mjambor@suse.cz>
1744 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1745 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1746 (ipcp_method_set_orig_node): Removed.
1747 (ipcp_cval_get_cvalue_type): Removed.
1748 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1749 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1750 (ipcp_cval_set_cvalue_type): Removed.
1751 (ipcp_cval_get_cvalue): Removed.
1752 (ipcp_cval_set_cvalue): Removed.
1753 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1754 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1755 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1756 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1757 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1758 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1759 (ipcp_get_ith_lattice): Changed parameters.
1760 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1761 (ipcp_lattice_from_jfunc): Changed parameters.
1762 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1763 (ipcp_method_cval_print): Added temporary variable info.
1764 (ipcp_redirect): Removed already unused local variable caller.
1765 (ipcp_redirect): New temporary variable orig_callee_info
1766 (ipcp_redirect): Removed newly unused local variable callee.
1767 (ipcp_redirect): Removed (a bit confusing) local variable type.
1768 (ipcp_insert_stage): Added local variable info.
1769 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1771 (ipcp_formal_create): Removed.
1772 (ipcp_method_cval_set): Removed.
1773 (ipcp_propagate_stage): Renamed lattice variables.
1774 (ipcp_method_cval_set_cvalue_type): Removed.
1775 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1776 (ipcp_print_all_lattices): Changed printed strings to refer to
1777 lattices rather than cvals.
1778 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1779 (ipcp_propagate_const): Changed formal parameters.
1780 (build_const_val): Changed formal parameters.
1781 (ipcp_insert_stage): Removed useless variable cvalue
1782 (build_const_val): Changed formal parameters.
1783 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1784 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1785 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1786 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1787 (ipcp_print_func_profile_counts): Changed string from "method" to
1789 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1790 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1791 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1792 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1793 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1794 (ipcp_lat_is_const): Changed parameters and made inline.
1795 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1796 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1797 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1798 the predicate condition directly
1799 (ipcp_propagate_stage): Added local variable args. Removed local
1800 variable callee. (Both are mere code simplifications.)
1801 (ipcp_method_dont_insert_const): Renamed to
1802 ipcp_node_not_modifiable_p.
1803 (ipcp_node_not_modifiable_p): Made inline.
1804 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1805 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1806 (ipcp_print_all_lattices): Removed variable cvalue
1807 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1810 2008-05-06 Olivier Hainque <hainque@adacore.com>
1812 * tree-sra.c (try_instantiate_multiple_fields): Early return
1813 if field has POINTER_TYPE.
1815 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1817 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1818 by using 'q' specifier for instruction.
1819 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1821 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1823 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1824 Change mode of zero_extract from QImode to HImode.
1825 (sign bit tests peepholes): (Ditto.).
1827 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/mmx.md: Remove double backslashes from asm templates.
1830 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1831 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1832 to handle nonimmediate operands.
1833 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1834 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1835 to handle nonimmediate operands.
1836 (*mmx_<code>v2sf3_finite): New insn pattern.
1837 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1838 (mmx_<code>v2sf3): New expander. Use
1839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1840 (mmx_<plusminus_insn><mode>3): New expander. Use
1841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1842 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1843 (mmx_add<mode>3): Removed.
1844 (mmx_ssadd<mode>3): Ditto.
1845 (mmx_usadd<mode>3): Ditto.
1846 (mmx_sub<mode>3): Ditto.
1847 (mmx_sssub<mode>3): Ditto.
1848 (mmx_ussub<mode>3): Ditto.
1849 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1850 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1851 to handle nonimmediate operands.
1852 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1854 (mmx_smulv4hi3_highpart): New expander. Use
1855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1856 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1858 (mmx_umulv4hi3_highpart): New expander. Use
1859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1860 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1861 (mmx_<code>v4hi3): New expander. Use
1862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1863 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1864 (mmx_<code>v8qi3): New expander. Use
1865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1866 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1867 (mmx_<code><mode>3): New expander. Use
1868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1870 2008-05-05 Jan Hubicka <jh@suse.cz>
1872 PR tree-optimization/36118
1873 * passes.c (pass_init_dump_file): Fix dump header.
1875 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1879 VCE for function decls.
1881 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1885 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.md (sat_plusminus): New.
1888 (plusminus_insn): Likewise.
1889 (plusminus_mnemonic): Likewise.
1891 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1892 (*<addsub><mode>3_cc_overflow): Renamed to ...
1893 (*<plusminus_insn><mode>3_cc_overflow): This.
1894 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1895 (*<plusminus_insn>si3_zext_cc_overflow): This.
1897 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1898 (<plusminus_insn><mode>3): This.
1899 (*<addsub><mode>3): Renamed to ...
1900 (*<plusminus_insn><mode>3): This.
1901 (<sse>_vm<addsub><mode>3): Renamed to ...
1902 (<sse>_vm<plusminus_insn><mode>3): This.
1903 (sse3_h<addsub>v4sf3): Renamed to ...
1904 (sse3_h<plusminus_insn>v4sf3): This.
1905 (sse3_h<addsub>v2df3): Renamed to ...
1906 (sse3_h<plusminus_insn>v2df3): This.
1907 (<plusminus_insn><mode>3): New.
1908 (*<plusminus_insn><mode>3): Likewise.
1909 (sse2_<plusminus_insn><mode>3): Likewise.
1910 (add<mode>): Removed.
1911 (*add<mode>3): Likewise.
1912 (sse2_ssadd<mode>3): Likewise.
1913 (sse2_usadd<mode>3): Likewise.
1914 (sub<mode>3): Likewise.
1915 (*sub<mode>3): Likewise.
1916 (sse2_sssub<mode>3): Likewise.
1917 (sse2_ussub<mode>3): Likewise.
1919 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1921 * gthr-single.h: Add in required interface elements as per gthr.h.
1922 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1923 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1924 Generalize UNUSED macro.
1925 (__gthread_once): Add.
1926 (__gthread_key_create): Add.
1927 (__gthread_key_delete): Add.
1928 (__gthread_getspecific): Add.
1929 (__gthread_setspecific): Add.
1931 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1934 the same size types for the indirect reference on the rhs, then
1937 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.md
1940 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1941 one insn template instead of template series.
1942 (*xordi_1_rex64): Ditto.
1943 (*xordi_2_rex64): Ditto.
1945 2008-05-05 Ira Rosen <irar@il.ibm.com>
1947 PR tree-optimization/36119
1948 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1951 2008-06-04 Jan Hubicka <jh@suse.cz>
1953 tree-optimization/36100
1954 * tree-pass.h (pass_O0_always_inline): Declare.
1955 * ipa-inline.c (inline_transform): Remove dead code.
1956 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1957 pass_O0_always_inline): New.
1958 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1960 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1962 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1963 mnemonic in this_param move for TARGET_64BIT.
1965 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1968 (*strmovsi_rex_1): Ditto.
1969 (*strsetsi_1): Ditto.
1970 (*strsetsi_rex_1): Ditto.
1972 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1973 adddicc expanders using SWI mode iterator.
1975 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1981 2008-05-04 David S. Miller <davem@davemloft.net>
1983 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1984 (sparc*-*-linux*): Use linux.h in tm_file.
1985 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1986 compiler defaulting to 32-bit.
1987 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1989 * config/sparc/linux.h: Remove definitions now obtained
1990 properly from linux.h
1991 * config/sparc/linux64.h: Likewise.
1992 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1993 don't want this setting for 32-bit builds in a biarch compiler.
1994 * doc/install.texi: Add sparc-linux to list of targets
1995 supporting --enable-targets=all.
1997 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1999 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2001 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2003 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2004 after V4SI_FTYPE_V8HI.
2005 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2006 case V4SI_FTYPE_V2DF.
2008 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2010 * doc/invoke.texi (max-flow-memory-locations): Removed.
2011 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2013 2008-05-03 Richard Guenther <rguenther@suse.de>
2016 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2018 2008-05-02 David S. Miller <davem@davemloft.net>
2020 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2022 2008-05-02 Simon Baldwin <simonb@google.com>
2025 * c-common.h (warn_array_subscript_range): Removed.
2026 * c-common.c (warn_array_subscript_range): Ditto.
2027 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2028 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2030 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2032 * config/i386/i386.c (ix86_special_builtin_type): New.
2033 (bdesc_special_args): Likewise.
2034 (ix86_expand_special_args_builtin): Likewise.
2035 (ix86_init_mmx_sse_builtins): Updated.
2036 (ix86_expand_builtin): Updated.
2037 (ix86_expand_store_builtin): Removed.
2038 (ix86_expand_unop_builtin): Likewise.
2040 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2041 * config/i386/mmintrin.h (__v2sf): Here.
2043 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2045 (_mm_loadl_pi): Likewise.
2046 (_mm_storeh_pi): Replace __v2si with __v2sf.
2047 (_mm_storel_pi): Likewise.
2049 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2050 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2051 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2052 __builtin_ia32_loadlpd.
2054 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2057 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2058 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2059 (ix86_init_mmx_sse_builtins): Updated.
2060 (ix86_expand_args_builtin): Likewise.
2061 (ix86_expand_builtin): Likewise.
2062 (ix86_expand_unop1_builtin): Renamed to ...
2063 (ix86_expand_unop_vec_merge_builtin): This.
2065 2008-05-01 Jan Hubicka <jh@suse.cz>
2068 * ipa-inline.c (inline_generate_summary): Make static.
2069 (inline_transform): Do not call inlining at -O0; make static.
2070 * passes.c (execute_todo): Add sanity check.
2071 (execute_one_ipa_transform_pass): Execute proper flags.
2073 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2075 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2076 (DECL_NONADDRESSABLE_P): Likewise.
2077 * alias.c (record_component_aliases): Fix comment.
2079 2008-05-01 Simon Baldwin <simonb@google.com>
2081 * c-common.h (warn_array_subscript_range): New function.
2082 * c-common.c (warn_array_subscript_range): Ditto.
2083 * tree-vrp.c (check_array_ref): Corrected code to agree with
2084 comment, ignoring only arrays of size 0 or size 1.
2085 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2087 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2089 * config/i386/i386.c (ix86_builtin_type): Replace
2090 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2091 (bdesc_args): Updated.
2092 (ix86_init_mmx_sse_builtins): Likewise.
2093 (ix86_expand_args_builtin): Likewise.
2095 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2098 * doc/extend.texi: Correct __builtin_ia32_palignr.
2100 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2103 * config/i386/i386.c (bdesc_crc32): Removed.
2104 (ix86_expand_crc32): Likewise.
2105 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2106 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2107 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2108 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2109 UINT_FTYPE_UINT_UCHAR.
2110 (bdesc_args): Updated. Add crc32 builtins.
2111 (ix86_init_mmx_sse_builtins): Updated.
2112 (ix86_expand_args_builtin): Updated to support subreg.
2114 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2116 2008-05-01 Jan Hubicka <jh@suse.cz>
2118 * tree-pass.h (opt_pass): Add IPA_PASS.
2119 (varpool_node, cgraph_node): Forward declare.
2120 (ipa_opt_pass): Define.
2121 (pass_ipa_inline): Turn into ipa_opt_pass.
2122 (pass_apply_inline): Remove.
2123 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2124 (apply_inline): Turn into ....
2125 (inline_transform): ... this one.
2126 (inline_generate_summary): New function.
2127 (pass_apply_inline): Remove.
2128 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2130 (struct function): Add ipa_transforms_to_apply.
2131 * passes.c (register_one_dump_file): Work on IPA_PASS.
2132 (init_optimization_passes): Remove pass_inline_parameters and
2134 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2135 (execute_one_pass) ... here; apply transforms when possible.
2136 (add_ipa_transform_pass, execute_ipa_summary_asses,
2137 execute_one_ipa_transform_pass): New.
2138 (execute_ipa_pass_list): Update for IPA_PASS type.
2140 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2142 * config/i386/i386.c (ix86_builtin_type): Add
2143 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2144 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2145 (bdesc_args): Add SSE4a builtins.
2146 (ix86_init_mmx_sse_builtins): Updated.
2147 (ix86_expand_args_builtin): Likewise.
2148 (ix86_expand_builtin): Likewise.
2150 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2152 * config/i386/i386.c (ix86_builtin_type): Add
2153 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2154 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2155 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2156 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2157 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2158 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2159 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2160 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2161 and DI_FTYPE_DI_DI_INT.
2162 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2163 (ix86_init_mmx_sse_builtins): Updated.
2164 (ix86_expand_args_builtin): Likewise.
2165 (ix86_expand_builtin): Likewise.
2166 (ix86_expand_binop_imm_builtin): Removed.
2168 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2170 2008-04-30 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/32921
2173 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2175 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2177 * config/arm/arm.c (arm_unwind_emit): Use
2178 crtl->all_throwers_are_sibcalls instead of
2179 cfun->all_throwers_are_sibcalls.
2180 (arm_output_fn_unwind): Likewise.
2181 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2182 instead of cfun->uses_pic_offset_table.
2183 (frv_expand_prologue): Likewise.
2184 (frv_frame_pointer_required): Likewise.
2185 (frv_expand_fdpic_call): Likewise.
2186 (frv_emit_movsi): Likewise.
2187 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2188 cfun->returns_pcc_struct instead of
2189 current_function_returns_pcc_struct.
2190 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2191 instead of cfun->calls_eh_return.
2192 (m32c_pushm_popm): Likewise.
2193 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2194 "extern" declaration.
2196 2008-04-30 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/21636
2199 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2201 (evaluate_stmt): Print the likely value.
2202 (ccp_visit_stmt): Avoid excessive vertical spacing.
2204 2008-04-30 Rafael Espindola <espindola@google.com>
2206 * builtins.c (fold_call_expr): Return realret.
2207 * tree-ssa-threadedge.c
2208 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2209 __builtin_object_size.
2211 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2213 * gcc.c (wrapper_string): New variable.
2214 (insert_wrapper): New function.
2215 (execute): New option -wrapper.
2216 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2218 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2220 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2221 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2222 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2224 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2225 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2226 config/rs6000/e500crtres64gprctr.asm,
2227 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2228 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2229 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2230 config/rs6000/e500crtsav64gprctr.asm,
2231 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2232 config/rs6000/e500crtsavg64gprctr.asm: New files.
2233 * config/rs6000/t-ppccomm: Add build rules for new files.
2234 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2235 * config/rs6000/t-netbsd: Add build rules for new files.
2236 (LIB2FUNCS_STATIC_EXTRA): New variable.
2237 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2238 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2239 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2241 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/i386.c (ix86_builtin_type): Add
2244 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2245 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2246 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2247 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2248 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2249 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2250 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2251 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2252 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2253 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2254 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2255 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2256 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2257 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2258 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2259 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2260 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2261 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2262 V1DI_FTYPE_V2SI_V2SI.
2263 (bdesc_2arg): Moved to ...
2265 (ix86_init_mmx_sse_builtins): Updated.
2266 (ix86_expand_args_builtin): Updated. Take a pointer
2267 to const struct builtin_description. Handle comparison
2269 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2270 (ix86_expand_builtin): Updated.
2272 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2273 (ssse3_pmaddubsw128): This.
2274 (ssse3_pmaddubswv4hi3): Renamed to ...
2275 (ssse3_pmaddubsw): This.
2277 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2278 (__builtin_ia32_packssdw128): Likewise.
2279 (__builtin_ia32_packuswb128): Likewise.
2280 (__builtin_ia32_pmaddubsw): Likewise.
2281 (__builtin_ia32_pmaddubsw128): Likewise.
2283 2008-04-30 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/14847
2286 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2287 (recognize_bits_test): Use it.
2288 (recognize_single_bit_test): Likewise.
2290 2008-04-30 Martin Jambor <mjambor@suse.cz>
2292 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2293 instead of setting number of formal parameters to zero.
2294 (ipcp_init_stage): Do not set the number of actual parameters to zero
2296 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2297 which are called with variable number of arguments.
2298 (ipcp_insert_stage): Explicitely skipping all nodes which are
2299 called with variable number of arguments.
2300 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2301 number of parameters.
2303 * ipa-prop.h (struct ipa_node_params): Added flag
2304 called_with_var_arguments
2305 (ipa_set_param_count): Added. Changed sole setter to use it.
2306 (ipa_get_param_count): Added. All readers of param_count
2307 converted to use it instead.
2308 (ipa_set_called_with_variable_arg): Added.
2309 (ipa_is_called_with_var_arguments): Added.
2310 (ipa_get_ith_param): Added. All readers of param_decls converted
2312 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2314 (ipa_get_cs_argument_count): Added, all readers of argument_count
2316 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2319 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2320 (struct ipcp_lattice): Renamed cval_type to type
2321 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2323 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2324 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2325 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2326 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2327 (build_const_val): Changed the type of parameter cvalue to tree
2328 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2329 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2331 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2334 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2335 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2336 (ipa_add_method): Renamed to ipa_push_func_to_list
2337 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2338 (ipa_callsite_param_count): Removed.
2339 (ipa_callsite_param_count_set): Removed.
2340 (ipa_callsite_param): Removed.
2341 (ipa_callsite_callee): Removed.
2342 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2343 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2344 (ipa_method_formal_count): Removed.
2345 (ipa_method_formal_count_set): Removed.
2346 (ipa_method_get_tree): Removed.
2347 (ipa_method_tree_map_create): Removed.
2348 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2349 (ipa_create_param_decls_array): Creates the array itself
2350 (ipa_create_param_decls_array): Temporary variable info instead of
2352 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2353 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2354 (get_type): Removed.
2355 (ipa_jf_get_info_type): Removed.
2356 (ipa_node_create): Renamed to ipa_create_node_params
2357 (ipa_free): Renamed to ipa_free_all_node_params
2358 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2359 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2360 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2361 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2362 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2363 ipa_free_all_edge_args
2364 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2365 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2366 (ipa_create_methodlist_node): Removed.
2367 (ipa_methodlist_method): Removed.
2368 (ipa_methodlist_method_set): Removed.
2369 (ipa_methodlist_next_method): Removed.
2370 (ipa_methodlist_next_method_set): Removed.
2371 (ipa_method_is_modified): Removed.
2372 (ipa_method_modify_create): Removed.
2373 (ipa_method_modify_init): Temporary variable info instead of a few
2375 (ipa_detect_param_modifications): Temporary variable info instead of
2377 (ipa_compute_jump_functions): Temporary variable info instead of
2379 (ipa_method_modify_set): Removed.
2380 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2381 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2382 than craph_node as the first parameter.
2383 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2384 (ipa_method_modify_init): Removed.
2385 (ipa_compute_jump_functions): Added a temp variable instead of
2386 repeatadly dereferencing the cgraph_edge.aux pointer
2387 (ipa_callsite_param_set_type): Removed.
2388 (ipa_compute_jump_functions): i renamed to index and moved to
2390 (ipa_callsite_param_set_info_type_formal): Removed.
2391 (ipa_callsite_param_set_info_type): Removed.
2392 (ipa_callsite_param_map_create): Removed.
2393 (ipa_callsite_tree): Removed.
2394 (ipa_callsite_caller): Removed.
2395 (ipa_pop_func_from_list): return_method removed to return_func
2397 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2398 prefixed all values with IPA_. Changed all users.
2399 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2400 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2401 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2402 (union parameter_info): Renamed to jump_func_value.
2403 (union jump_func_value): Renamed value to constant
2404 (struct ipa_jump_func): Renamed info_type to value
2405 (struct ipa_node): Renamed to ipa_node_params
2406 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2407 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2408 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2409 (struct ipa_edge): Renamed to ipa_edge_args
2410 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2411 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2412 (struct ipa_methodlist): Renamed to ipa_func_list
2413 (struct ipa_func_list): method_p renamed to node, next_method
2415 (ipa_methodlist_p): Removed, switched all users to struct pointer
2416 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2418 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2420 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2421 (rs6000_emit_epilogue): Use backchain to restore only when we
2422 have a large frame. Make use of frame pointer to restore if we
2423 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2425 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2427 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2428 Add mode to zero_extract.
2429 (sign bit tests peepholes): (Ditto.).
2431 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2433 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2434 Instructions in comments with SSE3.
2435 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2436 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2437 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2438 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2439 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2440 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2441 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2442 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2443 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2444 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2445 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2446 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2447 (bdesc_sse_args): Renamed to ...
2448 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2449 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2450 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2452 (bdesc_1arg): Moved to ...
2454 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2455 Instructions in comments with SSE3.
2456 (ix86_expand_sse_operands_builtin): Renamed to ...
2457 (ix86_expand_args_builtin): This. Updated.
2458 (ix86_expand_unop1_builtin): Update comments.
2459 (ix86_expand_builtin): Updated.
2461 2008-04-29 Richard Guenther <rguenther@suse.de>
2463 PR tree-optimization/36078
2464 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2465 Update virtual SSA form after cleaning up the CFG.
2467 2008-04-29 Richard Guenther <rguenther@suse.de>
2470 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2472 2008-04-29 Richard Guenther <rguenther@suse.de>
2474 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2475 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2476 (compute_flow_insensitive_aliasing): Do not treat
2477 PTR_IS_REF_ALL pointers special.
2478 (get_smt_for): Likewise.
2479 (may_alias_p): Re-structure.
2480 (is_escape_site): A ref-all pointer conversion is not an escape site.
2481 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2482 PTR_IS_REF_ALL pointers special.
2483 * tree-ssa-structalias.h (struct alias_info): Remove
2484 ref_all_symbol_mem_tag field.
2485 (PTR_IS_REF_ALL): Remove.
2487 2008-04-29 Richard Guenther <rguenther@suse.de>
2490 * fold-const.c (extract_muldiv_1): In combining division constants
2491 make sure to never overflow.
2493 2008-04-29 Nick Clifton <nickc@redhat.com>
2495 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2497 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2500 * optc-gen.awk: Work around HP-UX/IA awk bug.
2502 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2504 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2507 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386.md
2511 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2512 Change operand 1 predicate to nonimmediate_operand.
2514 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2517 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2519 * gengtype.c (walk_type, write_func_for_structure): Handle
2521 * doc/gty.texi: Document chain_circular.
2523 2008-04-28 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/36066
2526 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2529 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.md
2533 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2534 Use match_scratch instead of match_operand for operands 3 and 4.
2536 2008-04-27 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/18754
2539 PR tree-optimization/34223
2540 * tree-pass.h (pass_complete_unrolli): Declare.
2541 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2542 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2543 Rewrite loop into loop closed SSA form if it is not already.
2544 (tree_unroll_loops_completely): Re-structure to iterate over
2545 innermost loops with intermediate CFG cleanups.
2546 Unroll outermost loops only if requested or the code does not grow
2548 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2549 loops are available.
2550 (tree_vectorize): Instead do so here.
2551 (tree_complete_unroll): Also unroll outermost loops.
2552 (tree_complete_unroll_inner): New function.
2553 (gate_tree_complete_unroll_inner): Likewise.
2554 (pass_complete_unrolli): New pass.
2555 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2556 uses outside of the loop.
2557 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2558 form if it is available.
2559 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2560 * passes.c (init_optimization_passes): Schedule complete inner
2561 loop unrolling pass before the first CCP pass after final inlining.
2563 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2565 * targhooks.h (default_emutls_var_fields,
2566 default_emutls_var_init): Declare.
2567 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2568 * target.h (struct gcc_target): Add struct emutls member.
2569 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2570 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2571 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2572 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2573 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2574 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2575 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2576 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2577 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2578 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2579 emit debug information.
2580 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2581 * varasm.c: Include targhooks.h.
2582 (emutls_object_section, emutls_tmpl_section): New.
2583 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2584 (EMUTLS_SEPARATOR): New.
2586 (get_emutls_object_name): New.
2587 (default_emutls_var_fields): New, broken out of ...
2588 (get_emutls_object_type): ... here. Adjust to use target hooks.
2589 (get_emutls_init_templ_addr): Adjust to use target hooks.
2590 (emutls_decl): Adjust to use target hooks.
2591 (emutls_finish): Likewise.
2592 (default_emutls_var_init): New, broken out of ...
2593 (assemble_variable): ... here. Adjust to use target hooks.
2594 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2596 * c-common.c (handle_section_attribute): Prevent overriding
2597 sections for emulated tls with special sections.
2598 * config/i386/i386.c (x86_64_elf_select_section): Add
2599 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2600 (x86_64_elf_unique_section): Likewise.
2601 * config/vxworks.c: Include tree.h.
2602 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2603 (vxworks_override_options): Set TLS scheme.
2604 * doc/tm.texi (Emulated TLS): New node.
2606 2008-04-26 Simon Baldwin <simonb@google.com>
2609 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2610 with propagated string constants.
2612 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2615 constraint for operand 2 when operand 0 is memory operand.
2616 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2617 operand 0 is memory operand.
2618 (fix_trunc<mode>_i387_with_temp): Ditto.
2619 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2620 operand 2 when operand 1 is memory operand.
2621 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2622 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2623 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2624 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2625 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2626 operands 2,3 and 4 when operand 1 is memory operand.
2627 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2629 (fistdi2_floor_with_temp): Ditto.
2630 (fist<mode>2_floor_with_temp): Ditto.
2631 (fistdi2_ceil_with_temp): Ditto.
2632 (fist<mode>2_ceil_with_temp): Ditto.
2633 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2635 2008-04-26 David Daney <ddaney@avtrex.com>
2637 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2639 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2640 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2641 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2642 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2643 (compare_and_swap_12): New insn.
2644 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2645 * config/mips/mips.c (mips_force_binary): New function.
2646 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2647 (mips_expand_compare_and_swap_12): New function.
2648 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2650 2008-04-25 Jan Hubicka <jh@suse.cz>
2653 * cfgexpand.c (pass_expand): Turn into RTL pass.
2654 * passes.c (execute_one_pass): Do pass typechecking after execution.
2655 * tree-pass.h (pass_expand): Turn into RTL pass.
2657 * function.h (struct rtl_data): Move here fields
2658 accesses_prior_frames, calls_eh_return, saves_all_registers,
2659 has_nonlocal_goto, has_asm_statement, is_thunk,
2660 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2661 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2662 arg_pointer_save_area_init from struct function; turn into bool.
2663 (struct function): Move
2664 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2665 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2666 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2667 tail_call_emit, arg_pointer_save_area_init
2668 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2669 (current_function_returns_struct, current_function_returns_pcc_struct,
2670 current_function_calls_setjmp, current_function_calls_alloca,
2671 current_function_accesses_prior_frames,
2672 current_function_calls_eh_return, current_function_is_thunk,
2673 current_function_stdarg, current_function_profile,
2674 current_function_limit_stack, current_function_uses_pic_offset_table,
2675 current_function_uses_const_pool, current_function_has_nonlocal_label,
2676 current_function_saves_all_registers,
2677 current_function_has_nonlocal_goto,
2678 current_function_has_asm_statement): Remove accesor macros.
2679 * ra-conflict.c (global_conflicts): Update.
2680 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2681 (suitable_for_tail_call_opt_p): Update.
2682 * builtins.c (expand_builtin_return_addr): Update.
2683 (expand_builtin_setjmp_setup): Update.
2684 (expand_builtin_nonlocal_goto): Update.
2685 * final.c (final_start_function): Update.
2686 (profile_function): Update.
2687 (leaf_function_p): Update.
2688 (only_leaf_regs_used): Update.
2689 * df-scan.c (df_get_exit_block_use_set): Update.
2690 * dojump.c (clear_pending_stack_adjust): Update.
2691 * tree-stdarg.c (gate_optimize_stdarg): Update.
2692 * gimple-low.c (lower_function_body): Update.
2693 * global.c (compute_regsets): Update.
2694 (global_alloc): Update.
2695 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2696 * expr.c (expand_assignment): Update.
2697 * dse.c (dse_step0): Update.
2698 (dse_step1): Update.
2699 * c-decl.c (store_parm_decls): Update.
2700 * local-alloc.c (combine_regs): Update.
2701 (find_free_reg): Update.
2702 * function.c (assign_parms_augmented_arg_list): Update.
2703 (assign_parm_find_data_types): Update.
2704 (assign_parms): Update.
2705 (allocate_struct_function): Update.
2706 (expand_function_start): Update.
2707 (expand_function_end): Update.
2708 (get_arg_pointer_save_area): Update.
2709 (thread_prologue_and_epilogue_insns): Update.
2710 (rest_of_match_asm_constraints): Update.
2711 * stor-layout.c (variable_size): Update.
2712 * gcse.c (gcse_main): Update.
2713 (bypass_jumps): Update.
2714 * gimplify.c (gimplify_function_tree): Update.
2715 * calls.c (emit_call_1): Update.
2716 (expand_call): Update.
2717 * bt-load.c (compute_defs_uses_and_gen): Update.
2718 * except.c (sjlj_assign_call_site_values): Update.
2719 (sjlj_emit_function_enter): Update.
2720 (can_throw_external): Update.
2721 (set_nothrow_function_flags): Update.
2722 (expand_builtin_unwind_init): Update.
2723 (expand_eh_return): Update.
2724 (convert_to_eh_region_ranges): Update.
2725 (output_function_exception_table): Update.
2726 * emit-rtl.c (gen_tmp_stack_mem): Update.
2727 * cfgexpand.c (expand_used_vars): Update.
2728 (tree_expand_cfg): Update.
2729 * cfgcleanup.c (rest_of_handle_jump): Update.
2730 * explow.c (allocate_dynamic_stack_space): Update.
2731 * varasm.c (assemble_start_function): Update.
2732 (force_const_mem): Update.
2733 (mark_constant_pool): Update.
2734 * tree-optimize.c (tree_rest_of_compilation): Update.
2735 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2736 * tree-cfg.c (notice_special_calls): Update.
2737 (is_ctrl_altering_stmt): Update.
2738 (tree_can_make_abnormal_goto): Update.
2739 (tree_purge_dead_abnormal_call_edges): Update.
2740 * config/alpha/predicates.md: Update.
2741 * config/alpha/alpha.c (alpha_sa_mask): Update.
2742 (alpha_sa_size): Update.
2743 (alpha_does_function_need_gp): Update.
2744 (alpha_expand_prologue): Update.
2745 (alpha_start_function): Update.
2746 (alpha_output_function_end_prologue): Update.
2747 (alpha_expand_epilogue): Update.
2748 * config/frv/frv.c (frv_stack_info): Update.
2749 (frv_expand_epilogue): Update.
2750 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2751 (s390_register_info): Update.
2752 (s390_frame_info): Update.
2753 (s390_init_frame_layout): Update.
2754 (s390_can_eliminate): Update.
2755 (save_gprs): Update.
2756 * config/spu/spu.c (spu_split_immediate): Update.
2757 (need_to_save_reg): Update.
2758 (spu_expand_prologue): Update.
2759 (spu_expand_epilogue): Update.
2760 * config/sparc/sparc.md: Update.
2761 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2762 (sparc_tls_got): Update.
2763 (legitimize_pic_address): Update.
2764 (sparc_emit_call_insn): Update.
2765 (sparc_expand_prologue): Update.
2766 (output_return): Update.
2767 (print_operand): Update.
2768 (sparc_function_ok_for_sibcall): Update.
2769 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2770 * config/m32r/m32r.md: Update.
2771 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2772 (m32r_compute_frame_size): Update.
2773 (m32r_expand_prologue): Update.
2774 (m32r_expand_epilogue): Update.
2775 (m32r_legitimize_pic_address): Update.
2776 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2777 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2778 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2780 (ix86_save_reg): Update.
2781 (ix86_compute_frame_layout): Update.
2782 (ix86_expand_prologue): Update.
2783 (ix86_expand_epilogue): Update.
2784 * config/sh/sh.c (output_stack_adjust): Update.
2785 (calc_live_regs): Update.
2786 (sh5_schedule_saves): Update.
2787 (sh_expand_prologue): Update.
2788 (sh_expand_epilogue): Update.
2789 (sh_setup_incoming_varargs): Update.
2790 (sh_allocate_initial_value): Update.
2791 (sh_get_pr_initial_val): Update.
2792 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2793 * config/sh/sh.md (label:): Update.
2794 * config/avr/avr.c (out_movhi_mr_r): Update.
2795 * config/crx/crx.h (enum): Update.
2796 * config/xtensa/xtensa.h (along): Update.
2797 * config/stormy16/stormy16.c Update.
2798 (xstormy16_compute_stack_layout): Update.
2799 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2800 (fr30_expand_prologue): Update.
2801 * config/cris/cris.c (cris_conditional_register_usage): Update.
2802 (cris_reg_saved_in_regsave_area): Update.
2803 (cris_initial_frame_pointer_offset): Update.
2804 (cris_simple_epilogue): Update.
2805 (cris_expand_prologue): Update.
2806 (cris_expand_epilogue): Update.
2807 (cris_expand_pic_call_address): Update.
2808 (cris_asm_output_symbol_ref): Update.
2809 (cris_asm_output_label_ref): Update.
2810 * config/cris/cris.md Update.
2811 * config/iq2000/iq2000.c (compute_frame_size): Update.
2812 (iq2000_expand_epilogue): Update.
2813 * config/mt/mt.h (save_direction): Update.
2814 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2815 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2816 (ia64_secondary_reload_class): Update.
2817 * config/m68k/m68k.c (m68k_save_reg): Update.
2818 (m68k_expand_prologue): Update.
2819 (m68k_expand_epilogue): Update.
2820 (legitimize_pic_address): Update.
2821 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2822 (first_reg_to_save): Update.
2823 (first_altivec_reg_to_save): Update.
2824 (compute_vrsave_mask): Update.
2825 (compute_save_world_info): Update.
2826 (rs6000_stack_info): Update.
2827 (spe_func_has_64bit_regs_p): Update.
2828 (rs6000_ra_ever_killed): Update.
2829 (rs6000_emit_eh_reg_restore): Update.
2830 (rs6000_emit_allocate_stack): Update.
2831 (rs6000_emit_prologue): Update.
2832 (rs6000_emit_epilogue): Update.
2833 (rs6000_output_function_epilogue): Update.
2834 (output_profile_hook): Update.
2835 (rs6000_elf_declare_function_name): Update.
2836 * config/rs6000/rs6000.h (rs6000_args): Update.
2837 * config/rs6000/rs6000.md: Update.
2838 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2839 * config/arc/arc.c (arc_output_function_epilogue): Update.
2840 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2841 * config/darwin.c (machopic_function_base_name): Update.
2842 * config/score/score3.c (score3_compute_frame_size): Update.
2845 (score3_epilogue): Update.
2846 * config/score/score7.c (score7_compute_frame_size): Update.
2847 (score7_prologue): Update.
2848 (score7_epilogue): Update.
2849 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2850 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2851 * config/arm/arm.c (use_return_insn): Update.
2852 (require_pic_register): Update.
2853 (arm_load_pic_register): Update.
2854 (arm_compute_save_reg0_reg12_mask): Update.
2855 (arm_compute_save_reg_mask): Update.
2856 (thumb1_compute_save_reg_mask): Update.
2857 (output_return_instruction): Update.
2858 (arm_output_function_prologue): Update.
2859 (arm_output_epilogue): Update.
2860 (arm_get_frame_offsets): Update.
2861 (arm_expand_prologue): Update.
2862 (thumb_pushpop): Update.
2863 (thumb_exit): Update.
2864 (thumb1_expand_prologue): Update.
2865 (thumb1_expand_epilogue): Update.
2866 (arm_unwind_emit): Update.
2867 (arm_output_fn_unwind): Update.
2868 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2869 * config/arm/arm.md: Update.
2870 * config/pa/pa.md: Update.
2871 * config/pa/pa.c (legitimize_pic_address): Update.
2872 (compute_frame_size): Update.
2873 (hppa_expand_prologue): Update.
2874 (hppa_expand_epilogue): Update.
2875 (borx_reg_operand): Update.
2876 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2877 (HARD_REGNO_RENAME_OK): Update.
2878 * config/mips/mips.c (mips_global_pointer): Update.
2879 (mips_save_reg_p): Update.
2880 (mips_compute_frame_info): Update.
2881 (mips_frame_pointer_required): Update.
2882 (mips_expand_prologue): Update.
2883 (mips_expand_epilogue): Update.
2884 (mips_can_use_return_insn): Update.
2885 (mips_reorg_process_insns): Update.
2886 * config/v850/v850.c (compute_register_save_size): Update.
2887 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2888 * config/mmix/mmix.c (along): Update.
2889 (mmix_expand_epilogue): Update.
2890 * config/bfin/bfin.c (legitimize_pic_address): Update.
2891 (must_save_p): Update.
2892 (stack_frame_needed_p): Update.
2893 (add_to_reg): Update.
2894 (bfin_expand_prologue): Update.
2895 * stmt.c (expand_asm_operands): Update.
2896 * reload1.c (reload): Update.
2897 (init_elim_table): Update.
2899 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2901 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2903 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2905 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2906 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2907 (mov<mode>): Removed.
2908 (*movv4sf_internal): Likewise.
2909 (*movv2df_internal): Likewise.
2911 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2913 * config.gcc (crx-*-elf): Remove deprecation.
2915 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2917 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2918 __gcc_deregister_frame with atexit.
2919 (deregister_frame_dtor): Remove.
2921 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2922 Nathan Sidwell <nathan@codesourcery.com>
2924 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2926 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2927 (rs6000_isel): Likewise.
2928 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2929 (rs6000_isel): New variable.
2930 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2932 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2935 * c-common.c (handle_vector_size_attribute): Call
2936 lang_hooks.types.reconstruct_complex_type instead of
2937 reconstruct_complex_type.
2938 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2939 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2940 * langhooks.h (struct lang_hooks_for_types): Add
2941 reconstruct_complex_type hook.
2942 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2943 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2945 2008-04-24 Richard Guenther <rguenther@suse.de>
2947 * c-common.h (check_builtin_function_arguments): Declare.
2948 * c-common.c (validate_nargs): New function.
2949 (check_builtin_function_arguments): Likewise.
2950 * c-typeck.c (build_function_call): Call
2951 check_builtin_function_arguments.
2952 * builtins.c (fold_builtin_classify): Remove error reporting code.
2953 (fold_builtin_unordered_cmp): Likewise.
2954 (fold_builtin_1): Likewise.
2955 (fold_builtin_n): Likewise.
2957 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2959 PR tree-optimization/36008
2960 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2961 the original op1, rather than delta by step.
2963 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2964 Sebastian Pop <sebastian.pop@amd.com>
2966 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2967 eliminate_local_variables_stmt, eliminate_local_variables,
2968 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2969 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2970 of code delimited by two edges in the CFG.
2971 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2972 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2973 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2974 the case of parallelisation of reductions.
2975 (expr_invariant_in_region_p): New.
2977 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2978 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2980 2008-04-24 Ira Rosen <irar@il.ibm.com>
2981 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/36034
2984 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2985 incapable of dealing with loads with gaps.
2987 2008-04-24 Rafael Espindola <espindola@google.com>
2989 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2990 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2991 vrp_evaluate_conditional.
2992 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2993 (vrp_evaluate_conditional): Split the cond argument.
2994 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2995 (simplify_stmt_for_jump_threading): Update call to
2996 vrp_evaluate_conditional.
2998 2008-04-24 Ira Rosen <irar@il.ibm.com>
3000 PR tree-optimization/35982
3001 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3002 interleaved data-refs are of the same type.
3004 2008-04-24 Danny Smith <dannysmith@users.net>
3006 * c-format.c (check_format_info_main): Use strncmp rather than a
3007 magic prefix to handle multichar length specs.
3008 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3009 Don't prefix "I64" and "I32" with '\0'.
3011 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3014 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3015 in registers for -m32 only if stdarg_p (fntype).
3017 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3019 PR rtl-optimization/36006
3020 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3021 temp to op0 in order to avoid invalid rtx sharing.
3023 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3025 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3026 check TREE_INVARIANT.
3027 * tree-gimple.c (is_gimple_address): New.
3028 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3029 * tree-gimple.h (is_gimple_address): New.
3030 * tree.h (decl_address_invariant_p): New.
3031 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3032 (build_string): Likewise.
3033 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3034 (tree_invariant_p_1): Likewise.
3035 (save_expr): Use it.
3036 (tree_invariant_p): New.
3037 (skip_simple_arithmetic): Use it.
3038 (stabilize_reference_1): Use it.
3039 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3041 (build1_stat): Drop code to compute TREE_INVARIANT.
3042 (build2_stat): Drop code to compute TREE_INVARIANT.
3043 (build3_stat): Drop code to compute TREE_INVARIANT.
3044 (build4_stat): Drop code to compute TREE_INVARIANT.
3045 (build5_stat): Drop code to compute TREE_INVARIANT.
3046 (build7_stat): Drop code to compute TREE_INVARIANT.
3047 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3048 * tree.h (struct tree_base): Remove invariant_flag.
3049 (TREE_INVARIANT): Remove.
3050 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3051 (fold_builtin_expect): Check TREE_CONSTANT.
3052 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3053 * c-tree.h (c_expr_to_decl): Drop third parameter.
3054 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3055 (build_c_cast): Don't set TREE_INVARIANT.
3056 (pop_init_level): Don't set TREE_INVARIANT.
3057 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3058 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3060 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3061 (gimplify_addr_expr): Adjust comment.
3062 * tree-mudflap.c (mf_build_string):
3063 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3064 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3065 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3066 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3067 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3068 * langhooks.h (struct lang_hooks): Drop third parameter from
3071 2008-04-23 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/27799
3074 PR tree-optimization/32921
3075 PR tree-optimization/32624
3076 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3077 SMTs aliases and the tag itself into the solution.
3078 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3079 merge the points-to solution back into the SMT aliases.
3080 (may_alias_p): Use alias_set_subset_of instead of
3081 aliases_conflict_p. A pointer which points to
3082 memory with alias set zero may access any variable.
3084 2008-04-23 Richard Guenther <rguenther@suse.de>
3086 * alias.c (alias_set_subset_of): Correctly handle asking
3087 if zero is a subset of an alias set with zero child.
3088 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3089 (compute_flow_insensitive_aliasing): Correctly walk all
3090 pointers. Do not unnecessarily union sets.
3092 2008-04-23 Richard Guenther <rguenther@suse.de>
3095 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3097 2008-04-22 Tomas Bily <tbily@suse.cz>
3099 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3101 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3103 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3104 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3105 * tree-inline.c (estimate_num_insns_1): Likewise.
3106 * varasm.c (const_hash_1, compare_constant, copy_constant)
3107 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3108 * emit-rtl.c (component_ref_for_mem_expr)
3109 (set_mem_attributes_minus_bitpos): Likewise.
3110 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3111 (is_aligning_offset): Likewise.
3112 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3113 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3114 * dojump.c (do_jump): Likewise.
3115 * builtins.c (get_pointer_alignment, get_memory_rtx)
3116 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3117 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3119 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3121 PR rtl-optimization/36017
3122 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3123 expanding the library call.
3125 2008-04-22 Ian Lance Taylor <iant@google.com>
3127 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3130 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3132 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3133 of LR/CTR moves for Power6.
3135 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3138 * passes.c (init_optimization_passes): Remove
3139 pass_fast_rtl_byte_dce.
3141 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3145 builtin functions to generate faster code.
3146 (_mm_cvtpu16_ps): Ditto.
3147 (_mm_cvtpi32x2_ps): Ditto.
3149 2008-04-22 Nick Clifton <nickc@redhat.com>
3151 * common.opt (ftree-loop-distribution): Add Optimization
3154 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3155 (frv_expand_builtin_va_start): Likewise.
3157 * config/arm/arm.c (thumb_find_work_register): Fix location of
3158 argument register count.
3160 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3162 Support scheduling for ColdFire V1 and V3 microarchitecture.
3163 Improve scheduling of multiplication instructions.
3165 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3166 (mac): New instruction attribute.
3167 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3168 (m68k_sched_mac): New variable.
3169 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3170 Handle cfv1 and cfv3.
3171 (max_insn_size): New static variable.
3172 (struct _sched_ib): New type.
3173 (sched_ib): New static variable.
3174 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3175 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3176 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3178 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3179 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3180 new variables. Update.
3181 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3182 Add modeling of cfv3 instruction buffer. Update.
3183 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3184 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3185 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3186 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3187 a particular reservation applies to.
3188 (type2): Reorganize attribute values. Rename alu to alu_reg,
3189 alu_l to alu, move_l to omove. Join move to alu. Split mul
3191 (cf_ib_*): Simplify description of instruction buffer.
3192 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3193 (cf_mem): Split into cf_mem1 and cf_mem2.
3194 (cf_v2_move_??): Rename to cfv12_alu_??.
3195 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3196 (cf_v2_mul_??): Remove reservations.
3197 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3198 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3199 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3201 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3202 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3203 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3204 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3205 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3206 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3207 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3208 expansions of the above reservations for instructions of sizes
3211 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3213 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3215 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3217 * coverage.c: Include tree-pass.h.
3218 (coverage_counter_alloc): Print da_file_name to the dump file.
3220 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3222 * sbitmap.c (sbitmap_range_empty_p): New function.
3223 * sbitmap.h (sbitmap_range_empty_p): New function.
3224 * bitmap.h: Now includes obstack.h.
3226 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3227 Kenneth Zadeck <zadeck@naturalbridge.com>
3229 * dbgcnt.def (ra_byte_scan): Added.
3230 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3231 when the last hit happens for a counter.
3232 * timevar.def (TV_DF_BYTE_LR): New variable.
3233 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3234 * passes.c (pass_fast_rtl_byte_dce): New pass.
3235 * fwprop.c (update_df): Added mode to call df_ref_create.
3236 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3237 DF_REF_EXTRACT_OFFSET.
3238 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3239 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3241 (df_ref_extract): Added mode field.
3242 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3243 DF_REF_EXTRACT_OFFSET.
3244 (DF_REF_EXTRACT_MODE): New macro.
3245 (df_byte_lr_bb_info): New structure.
3246 (df_print_byte_regset, df_compute_accessed_bytes,
3247 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3248 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3249 df_byte_lr_simulate_uses,
3250 df_byte_lr_simulate_artificial_refs_at_top,
3251 df_byte_lr_simulate_artificial_refs_at_end,
3252 df_compute_accessed_bytes): New function.
3253 (df_ref_create): Add parameter.
3254 (df_byte_lr_get_bb_info): New inline function.
3255 * df-scan.c (df_ref_record, df_uses_record,
3256 df_ref_create_structure): Added mode parameter.
3257 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3258 df_defs_record, df_uses_record, df_get_conditional_uses,
3259 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3260 df_entry_block_defs_collect, df_exit_block_uses_collect):
3261 Added mode parameter to calls to df_ref_record, df_uses_record,
3262 df_ref_create_structure.
3263 (df_ref_equal_p, df_ref_compare): Added test for modes.
3264 (df_ref_create_structure): Added code to set mode. Renamed
3265 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3266 DF_REF_EXTRACT_OFFSET.
3267 * df-core.c (df_print_byte_regset): New function.
3268 * df-byte-scan.c: New file.
3269 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3270 calls to BITMAP_FREE.
3271 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3272 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3273 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3274 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3275 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3276 df_byte_lr_local_compute, df_byte_lr_init,
3277 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3278 df_byte_lr_transfer_function, df_byte_lr_free,
3279 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3280 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3281 df_byte_lr_simulate_uses,
3282 df_byte_lr_simulate_artificial_refs_at_top,
3283 df_byte_lr_simulate_artificial_refs_at_end): New function.
3284 * dce.c (byte_dce_process_block): New function.
3285 (dce_process_block): au is now passed in rather than computed
3286 locally. Changed loops that look at artificial defs to not look
3287 for conditional or partial ones, because there never are any.
3288 (fast_dce): Now is able to drive byte_dce_process_block or
3289 dce_process_block depending on the kind of dce being done.
3290 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3291 (rest_of_handle_fast_byte_dce): New function.
3292 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3293 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3295 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3298 * gcc.h: Added fortran options that take arguments to
3299 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3302 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3304 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3305 scalarization if on the LHS and not a full access.
3307 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3309 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3311 2008-04-18 Rafael Espindola <espindola@google.com>
3313 * tree-vrp.c (find_case_label_index): Fix the binary search.
3314 (find_case_label_range): New.
3315 (vrp_visit_switch_stmt): Use find_case_label_range.
3316 (simplify_switch_using_ranges): Use find_case_label_range.
3318 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3320 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3321 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3323 2008-04-18 Tom Tromey <tromey@redhat.com>
3326 * doc/cpp.texi (Implementation-defined behavior): Mention
3329 2008-04-18 Ian Lance Taylor <iant@google.com>
3331 * fold-const.c (pointer_may_wrap_p): New static function.
3332 (fold_comparison): Add another test for pointer overflow. Use
3333 pointer_may_wrap_p to disable some false positives.
3335 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3337 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3338 (fname_as_string): Match updated cpp_interpret_string prototype.
3339 (fix_string_type): Support char16_t* and char32_t*.
3340 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3341 derivative) nodes. Register as builtin if C++0x.
3342 (c_parse_error): Support CPP_CHAR{16,32}.
3343 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3344 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3345 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3346 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3347 CTI_CHAR32_ARRAY_TYPE>: New elements.
3348 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3349 char32_type_node, signed_char32_type_node, char16_array_type_node,
3350 char32_array_type_node): New defines.
3351 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3352 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3353 (lex_string): Support CPP_STRING{16,32}, match updated
3354 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3355 (lex_charconst): Support CPP_CHAR{16,32}.
3356 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3357 and CPP_STRING{16,32}.
3359 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3362 * aclocal.m4: Regenerate.
3363 * configure: Regenerate.
3365 2008-04-18 Jan Hubicka <jh@suse.cz>
3367 * except.c (dw2_size_of_call_site_table,
3368 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3370 * cgraphbuild.c (build_cgraph_edges): Update.
3371 * tree-pass.h: Update comment.
3372 * final.c (leaf_function_p): Update.
3373 (leaf_renumber_regs): Update.
3374 (rest_of_clean_state): Update.
3375 * omp-low.c (expand_omp_parallel): Update.
3376 * ipa-reference.c (analyze_function): Update.
3377 * reorg.c (find_end_label): Update.
3378 (optimize_skip): Update.
3379 (fill_simple_delay_slots): Update.
3380 (fill_simple_delay_slots): Update.
3381 (make_return_insns): Update.
3382 (dbr_schedule): Update.
3383 * gimple-low.c (record_vars_into): Update.
3384 * cfgbuild.c (make_edges): Update.
3385 * function.c (assign_stack_local): Update.
3386 (assign_parm_adjust_stack_rtl): Update.
3387 (locate_and_pad_parm): Update.
3388 (allocate_struct_function): Do not initialize stack_alignment_needed
3389 and preferred_stack_boundary here.
3390 (stack_protect_prologue): Update.
3391 (stack_protect_epilogue): Update.
3392 (expand_function_start): Initialize stack_alignment_needed,
3393 preferred_stack_boundary and max_jumptable_ents.
3394 (expand_function_end): Update.
3395 (free_after_compilation): Do not NULLify epilogue_delay_list.
3396 * function.h (struct rtl_data): Add stack_protect_guard,
3397 stack_alignment_needed,
3398 preferred_stack_boundary, epilogue_delay_list.
3399 (struct function): Remove value_histograms, stack_alignment_needed,
3400 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3402 unexpanded_var_list, stack_protect_guard.
3403 (current_function_epilogue_delay_list): Remove.
3404 * ipa-type-escape.c (analyze_function): Update.
3405 * gimplify.c (pop_gimplify_context): Update comment.
3406 * calls.c (expand_call): Update.
3407 (emit_library_call_value_1): Update.
3408 * except.c (set_nothrow_function_flags): Update.
3409 * cfgexpand.c (get_decl_align_unit): Update.
3410 (create_stack_guard): Update.
3411 (estimated_stack_frame_size): Update.
3412 (expand_used_vars): Update.
3413 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3414 * explow.c (allocate_dynamic_stack_space): Update.
3415 * tree-ssa-live.c (remove_unused_locals): Update.
3416 * varasm.c (mark_constant_pool): Update.
3417 * tree-inline.c (remap_decls): Update.
3418 (initialize_cfun): Update.
3419 (declare_return_variable): Update.
3420 (inline_forbidden_p): Update.
3421 (expand_call_inline): Update.
3422 (declare_inline_vars): Update.
3423 (tree_function_versioning): Update.
3424 * tree-flow.h (value_histograms): New.
3425 (VALUE_HISTOGRAMS): New macro.
3426 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3428 * tree-cfg.c (set_bb_for_stmt): Update.
3429 (replace_by_duplicate_decl): Update.
3430 (move_block_to_fn): Update.
3431 (new_label_mapper): Update.
3432 (dump_function_to_file): Update.
3433 * ipa-struct-reorg.c (build_data_structure): Update.
3434 * cfgrtl.c (print_rtl_with_bb): Update.
3435 * reload1.c (reload): Update.
3437 * config/i386/i386.c (setup_incoming_varargs_64,
3438 ix86_compute_frame_layout): Update.
3439 * config/arc/arc.c (arc_output_function_epilogue): Update.
3441 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3443 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3444 for FreeBSD as well.
3445 * gthr-posix95.h: Likewise.
3447 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3449 PR rtl-optimization/35838
3450 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3451 out the byte offset of the first subreg.
3453 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3456 to split_ti instead of three separate calls with single member arrays.
3457 (subti3 splitter): Ditto.
3458 (adddi3 splitter): Ditto with split_di.
3459 (subdi3 splitter): Ditto.
3460 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3461 two separate calls with single member arrays. Swap match_dup
3462 operands 1 and 2 to better fit into the array.
3463 (negdi2 splitter): Ditto with split_di.
3464 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3465 two separate calls with single member arrays. Swap match_dup operands
3466 6 and 7 to better fit into the array.
3468 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3470 * config/i386/i386.c (sse_builtin_type): New.
3471 (bdesc_sse_args): Likewise.
3472 (bdesc_sse_3arg): Removed.
3473 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3474 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3475 IX86_BUILTIN_ROUNDPS.
3476 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3477 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3478 IX86_BUILTIN_ROUNDPS.
3479 (ix86_expand_sse_4_operands_builtin): Removed.
3480 (ix86_expand_sse_operands_builtin): New.
3481 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3482 and CODE_FOR_sse4_1_roundps.
3483 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3484 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3486 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3489 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3490 regs before frame pop when needed. If use_backchain_to_restore_sp
3491 then load backchain into a temp reg to restore vr and vrsave. Add
3492 code to restore vr after frame pop if possible.
3494 2008-04-17 Richard Guenther <rguenther@suse.de>
3496 * tree-vn.c (expressions_equal_p): Do not check type
3497 equality or compatibility before calling operand_equal_p.
3498 * fold-const.c (operand_equal_p): Check equivalence of
3499 integer constants before bailing out due to signedness or
3500 precision differences.
3501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3502 spurious differences in type qualification. Ignore types
3503 for COMPONENT_REFs at all.
3505 2008-04-17 Christian Bruel <christian.bruel@st.com>
3507 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3508 msw_skip comparison.
3510 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3513 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3516 PR tree-optimization/35899
3517 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3518 rather than TREE_OPERAND.
3520 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3524 temporary registers. Change operand predicate to general_operand.
3525 (remainderxf3): Ditto.
3527 2008-04-16 Richard Guenther <rguenther@suse.de>
3529 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3530 * tree-affine.c (aff_combination_expand): Look through some
3533 2008-04-15 Doug Kwan <dougkwan@google.com>
3535 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3537 * tree-pretty-print.c (dump_generic_node): Ditto.
3538 * final.c (output_addr_const): Ditto.
3539 * dwarf2out.c (output_cfi): Ditto.
3540 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3541 * print-rtl.c (print_rtx): Ditto.
3542 * print-tree.c (print_node_brief, print_node): Ditto.
3543 * c-common.c (match_case_to_enum_1): Ditto.
3544 * sched-vis.c (print_value): Ditto.
3545 * config/i386/i386.c (print_operand): Cast to long unsigned int
3548 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3549 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3550 MS Windows VirtualProtect function.
3552 2008-04-15 Jan Hubicka <jh@suse.cz>
3554 * gengtype.c (write_root): Param_is argument is OK.
3555 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3556 * function.h: Include varray.h
3557 (rtl_eh): New stucture based on except.c one.
3558 (call_site_record): New forward declaration and vector type.
3559 * calls.c (emit_call_1): Do not call
3560 note_current_region_may_contain_throw.
3561 * except.c (eh_status): Remove cur_region, try_region since they are
3563 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3564 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3565 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3566 Remove call_site_data_used, call_site_data_size.
3567 Turn call_site_record into vector in function.h.
3568 (note_current_region_may_contain_throw): Remove.
3569 (get_exception_pointer, get_exception_filter): Do not take struct
3570 function argument; update.
3571 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3572 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3573 build_post_landing_pads, dw2_build_landing_pads,
3574 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3575 sjlj_emit_function_enter, sjlj_emit_function_enter,
3576 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3577 sjlj_build_landing_pads, finish_eh_generation,
3578 remove_exception_handler_label, remove_eh_handler,
3579 maybe_remove_eh_handler, add_reachable_handler,
3580 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3581 add_action_record, collect_one_action_chain, add_call_site,
3582 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3583 sjlj_output_call_site_table, output_function_exception_table,
3584 * except.h (note_current_region_may_contain_throw): Remove
3585 (get_exception_pointer, get_exception_filter): Do not take struct
3587 * Makefile.in (GTFILES): Put varargs before struct function.
3589 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3591 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3592 punt for STRING_CST.
3593 (get_constraint_for): Deal with STRING_CST here instead.
3595 2008-04-15 Richard Guenther <rguenther@suse.de>
3597 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3598 statements in a basic-block with a backward walk. Do not
3599 substitute into dead statements but instead remove those.
3601 2008-04-15 Richard Guenther <rguenther@suse.de>
3603 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3604 to zero, thus disable creation of SFTs.
3606 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3608 * tree-predcom.c (suitable_reference_p): Return false if the
3609 reference can throw.
3611 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3614 * c-decl.c (finish_decl): If extern or static var has variable
3615 size, set TREE_TYPE (decl) to error_mark_node.
3617 2008-04-15 Rafael Espindola <espindola@google.com>
3619 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3622 2008-04-15 Richard Guenther <rguenther@suse.de>
3624 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3625 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3626 (visit_reference_op_load): Do walk vuse-vdef chains on
3627 vn_reference_lookup.
3628 (visit_reference_op_store): But do not here.
3629 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3630 vn_reference_lookup.
3631 (vn_lookup_with_vuses): But do so here.
3633 2008-04-14 Ian Lance Taylor <iant@google.com>
3635 * fold-const.c (fold_overflow_warning): Remove assertion.
3637 2008-04-15 Ben Elliston <bje@au.ibm.com>
3639 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3640 temp1 local variables.
3642 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3645 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3646 ".text.unlikely" section as executable.
3648 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3650 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3651 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3652 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3653 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3654 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3655 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3656 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3658 2008-04-14 Ian Lance Taylor <iant@google.com>
3660 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3661 * fold-const.c (fold_comparison): If appropriate, test
3662 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3663 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3664 reassociating a pointer type.
3665 * doc/invoke.texi (Optimize Options): Document that
3666 -fstrict-overflow applies to pointer wraparound.
3668 2008-04-13 Jan Hubicka <jh@suse.cz>
3670 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3672 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3674 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3675 we are going to "save the world".
3677 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3679 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3680 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3681 operand 0 constraint, not "=".
3683 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3685 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3687 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3689 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3690 of size of positions_needed * CHAR_BIT.
3692 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3695 * dse.c (store_info): Change positions_needed to unsigned
3697 (lowpart_bitmask): New.
3698 (record_store): Cast to unsigned HOST_WIDE_INT for
3699 positions_needed. Assert width <= size of positions_needed *
3700 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3701 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3702 lowpart_bitmask to set mask.
3704 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3706 * config/bfin/constraints.md: New file.
3707 * config/bfin/bfin.md: Include it.
3708 (adddi3): Use satisfies_constraint functions instead of the old macros.
3709 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3710 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3711 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3712 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3713 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3714 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3715 EXTRA_CONSTRAINT): Delete.
3716 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3717 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3719 * config/bfin/bfin.c: Include "tm-constrs.h".
3720 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3721 Use satisfies_constraint functions instead of the old macros.
3722 * doc/md.texi (Blackfin Constraints): Update file name reference.
3724 2008-04-11 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/35869
3727 * tree-vrp.c (execute_vrp): Move switch statement update after
3728 jump threading. Schedule another cfg cleanup run.
3730 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3733 * attribs.c (decl_attributes): Return early on errorneous node.
3735 2008-04-10 Oleg Ryjkov <olegr@google.com>
3737 * tree.h (struct tree_base): Added a new flag default_def_flag.
3738 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3740 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3742 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3744 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3747 * pa.md: Define mode iterator P. Define mode attribute dwc.
3748 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3749 (icacheflush): Likewise.
3750 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3751 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3753 2008-04-11 Ben Elliston <bje@au.ibm.com>
3755 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3757 2008-04-10 Rafael Espindola <espindola@google.com>
3759 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3760 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3761 (extract_range_from_expr): The same.
3763 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3765 * config/mips/mips.md (GPR2): New mode iterator.
3767 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3768 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3769 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3770 Rewrite these to take two modes, the mode of comparison and the
3771 mode of the destination.
3772 * config/mips/mips.c (mips_expand_scc): Instead of having
3773 paradoxical subreg as destination, expand "narrowing" scc if mode
3774 of comparison is SI and target is requested in DI mode.
3775 (mips_emit_int_order_test): Update comment. Make mode of
3776 comparison match CMP0 rather than TARGET. When creating inverse
3777 target use mode of TARGET.
3779 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3781 * gcov-dump.c (tag_summary): Only print summaries for the first
3782 GCOV_COUNTERS_SUMMABLE counters.
3784 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (absneg): New code iterator.
3787 (absnegprefix): New code attribute.
3788 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3789 patterns using absneg code iterator.
3790 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3791 using absneg code iterator.
3792 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3793 *neg<mode>2 patterns using absneg code iterator.
3794 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3795 *negextendsfdf2 patterns using absneg code iterator.
3796 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3797 *negextendsfxf2 patterns using absneg code iterator.
3798 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3799 *negextendsfdf2 patterns using absneg code iterator.
3800 * config/i386/sse.md (<code><mode>2): Macroize expander from
3801 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3803 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3805 * config/s390/s390.h: Remove the remains of the recent search
3806 & replace action of current_function_outgoing_args_size.
3808 2008-04-10 Ira Rosen <irar@il.ibm.com>
3810 PR tree-optimization/35821
3811 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3812 NEW_STMT_LIST is not NULL.
3814 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3817 * toplev.c (process_options): Remove -ffunction-sections debugging
3820 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3822 PR middle-end/PR28690
3823 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3824 than gen_rtx_fmt_ee to perform more canonicalizations.
3826 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3829 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3831 2008-04-09 Richard Guenther <rguenther@suse.de>
3833 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3834 (dump_function_to_file): Dump function arguments with types.
3836 2008-04-08 Richard Guenther <rguenther@suse.de>
3838 * fold-const.c (fold_widened_comparison): Do not allow
3839 sign-changes that change the result.
3841 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3844 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3845 kinds of indirect references.
3847 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3849 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3850 GNU Fortran language string.
3852 2008-04-08 Rafael Espindola <espindola@google.com>
3854 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3855 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3856 * tree.h (tree_call_nonnegative_warnv_p): New.
3858 2008-04-08 Jan Hubicka <jh@suse.cz>
3860 * function.c (free_after_compilation): Clear out regno_reg_rtx
3863 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3866 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3868 PR middle-end/PR28690
3869 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3870 same precedence as REG_POINTER and MEM_POINTER operands.
3872 2008-04-08 Richard Guenther <rguenther@suse.de>
3875 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3876 for adding index to base.
3878 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3880 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3881 (MINGW_ENABLE_EXECUTE_STACK): New.
3882 (IN_LIBGCC2): For libgcc include windows.h file for
3883 function declarations.
3885 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3887 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3888 and tem2 if tem1 is not a REG or MULT.
3890 2008-04-08 Jan Hubicka <jh@suse.cz>
3892 * function.h (incomming_args): Break out of struct function.
3893 (function_subsections): Break out of struct function.
3894 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3895 return_rtx and hard_reg_initial_vals from struct function.
3896 Kill inl_max_label_num.
3897 (current_function_pops_args, current_function_args_info,
3898 current_function_args_size, current_function_args_size,
3899 current_function_pretend_args_size,
3900 current_function_outgoing_args_size,
3901 current_function_internal_arg_pointer, current_function_return_rtx):
3902 Kill compatibility accestor macros.
3903 * builtins.c (expand_builtin_apply_args_1): Update.
3904 (expand_builtin_next_arg): Update.
3905 * df-scan.c (df_get_call_refs): Update.
3906 * dbxout.c (dbxout_function_end): Update.
3907 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3908 (output_line_info): Update.
3909 (secname_for_decl): Update.
3910 (dwarf2out_var_location): Update.
3911 * function.c (free_after_compilation): Update.
3912 (assign_parm_find_stack_rtl): Update.
3913 (assign_parms): Update.
3914 (expand_dummy_function_end): Update.
3915 (expand_function_end): Update.
3916 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3917 (expand_call): Update.
3918 (emit_library_call_value_1): Update.
3919 (store_one_arg): Update.
3920 * varasm.c (initialize_cold_section_name): Update.
3921 (unlikely_text_section): Update.
3922 (unlikely_text_section_p): Update.
3923 (assemble_start_function): Update.
3924 (assemble_end_function): Update.
3925 (default_section_type_flags): Update.
3926 (switch_to_section): Update.
3927 * integrate.c (set_decl_abstract_flags): Update.
3928 (get_hard_reg_initial_val): Update.
3929 (has_hard_reg_initial_val): Update.
3930 (allocate_initial_values): Update.
3931 * resource.c (init_resource_info): Update.
3932 * config/alpha/alpha.c (NUM_ARGS): Update.
3933 (direct_return): Update.
3934 (alpha_va_start): Update.
3935 (alpha_sa_size): Update.
3936 (alpha_initial_elimination_offset): Update.
3937 (alpha_expand_prologue): Update.
3938 (alpha_start_function): Update.
3939 (alpha_expand_epilogue): Update.
3940 (unicosmk_initial_elimination_offset):
3941 * config/alpha/alpha.md (call expander): Update.
3942 * config/s390/s390.c (s390_register_info): Update.
3943 (s390_register_info): Update.
3944 (s390_frame_info): Update.
3945 (s390_initial_elimination_offset): Update.
3946 (s390_build_builtin_va_list): Update.
3947 (s390_va_start): Update.
3948 * config/spu/spu.c (direct_return): Update.
3949 (spu_expand_prologue): Update.
3950 (spu_initial_elimination_offset): Update.
3951 (spu_build_builtin_va_list): Update.
3952 (spu_va_start): Update.
3953 * config/sparc/sparc.c (sparc_init_modes): Update.
3954 (sparc_compute_frame_size): Update.
3955 (function_value): Update.
3956 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3957 * config/i386/i386.md (return expander): Update.
3958 * config/i386/i386.c (ix86_va_start): Update.
3959 (ix86_can_use_return_insn_p): Update.
3960 (ix86_compute_frame_layout): Update.
3961 (ix86_expand_epilogue): Update.
3962 * config/sh/sh.c (output_stack_adjust): Update.
3963 (calc_live_regs): Update.
3964 (sh_expand_prologue): Update.
3965 (sh_builtin_saveregs): Update.
3966 (sh_va_start): Update.
3967 (initial_elimination_offset): Update.
3968 (sh_allocate_initial_value): Update.
3969 (sh_function_ok_for_sibcall): Update.
3970 (sh_get_pr_initial_val): Update.
3971 * config/sh/sh.md (return expander): Update.
3972 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3973 * config/crx/crx.c (crx_compute_frame): UPdate.
3974 (crx_initial_elimination_offset): UPdate.
3975 * config/xtensa/xtensa.c (compute_frame_size): Update
3976 (xtensa_builtin_saveregs): Update.
3977 (xtensa_va_start): Update.
3978 (order_regs_for_local_alloc): Update.
3979 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3980 (xstormy16_expand_builtin_va_start): Update.
3981 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3982 * config/m68hc11/m68hc11.md (return expanders): Update.
3983 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3984 (expand_epilogue): Update.
3985 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3986 (cris_simple_epilogue): Update.
3987 (cris_expand_prologue): Update.
3988 (cris_expand_epilogue): Update.
3989 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3990 (compute_frame_size): Update.
3991 * config/mt/mt.c (mt_compute_frame_size): Update.
3992 * config/mn10300/mn10300.c (expand_prologue): Update.
3993 (expand_epilogue): Update.
3994 (initial_offset): Update.
3995 (mn10300_builtin_saveregs):
3996 * config/mn10300/mn10300.md (return expander): Update.
3997 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3998 (ia64_initial_elimination_offset): Update.
3999 (ia64_initial_elimination_offset): Update.
4000 (ia64_expand_prologue): Update.
4001 * config/m68k/m68k.md (return expander): Update.
4002 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4003 (rs6000_stack_info): Update.
4004 * config/mcore/mcore.c (layout_mcore_frame): Update.
4005 (mcore_expand_prolog): Update.
4006 * config/arc/arc.c (arc_compute_frame_size): Update.
4007 * config/score/score3.c (score3_compute_frame_size): Update.
4008 * config/score/score7.c (score7_compute_frame_size): Update.
4009 * config/arm/arm.c (use_return_insn): Update.
4010 (thumb_find_work_register): Update.
4011 (arm_compute_save_reg_mask): Update.
4012 (arm_output_function_prologue): Update.
4013 (arm_output_epilogue): Update.
4014 (arm_size_return_regs): Update.
4015 (arm_get_frame_offsets): Update.
4016 (arm_expand_prologue): Update.
4017 (thumb_exit): Update.
4018 (thumb_unexpanded_epilogue): Update.
4019 (thumb1_output_function_prologue): Update.
4020 * config/pa/pa.md (return expander): Update.
4021 * config/pa/pa.c (compute_frame_size): Update.
4022 (hppa_builtin_saveregs): Update.
4023 * config/mips/mips.c (mips_va_start): Update.
4024 (mips16_build_function_stub): Update.
4025 (mips_compute_frame_info): Update.
4026 (mips_restore_gp): Update.
4027 (mips_output_function_prologue): Update.
4028 (mips_expand_prologue): Update.
4029 * config/v850/v850.c (compute_frame_size): Update.
4030 (expand_prologue): * config/mmix/mmix.c (along): update.
4031 (mmix_initial_elimination_offset): update.
4032 (mmix_reorg): update.
4033 (mmix_use_simple_return): update.
4034 (mmix_expand_prologue): update.
4035 (mmix_expand_epilogue): Update.
4036 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4037 (emit_link_insn): Update.
4039 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4041 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4042 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4044 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4047 2008-04-07 Jan Hubicka <jh@suse.cz>
4049 * function.h (rtl): Rename to x_rtl.
4051 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4052 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4053 used_temp_slots avail_temp_slots, temp_slot_level,
4054 nonlocal_goto_handler_labels): Update accesstors.
4055 (rtl): New global variable.
4056 (struct function): Move some fileds to rtl_data.
4057 (get_arg_pointer_save_area): Update prototype.
4058 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4059 get_arg_pointer_save_area.
4060 * expr.c (init_expr): Update
4061 * function.c (get_frame_size): Update
4062 (assign_stack_local): Update
4063 (expand_function_end): Update.
4064 (get_art_pointer_save_area): Update
4066 * emit-rtl.c (rtl): Declare.
4067 (regno_reg_rtx): Declare.
4068 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4070 (gen_reg_rtx): Update.
4071 * varasm.c (n_deferred_constatns): Update accestor.
4072 (init_varasm_status): Do not allocate varasm_status.
4073 (force_const_mem, get_pool_size, output_constant_pool): Update.
4074 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4075 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4076 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4077 * sparc/sparc.h (INIT_EXPANDERS): Update.
4078 * ia64/ia64.h (INIT_EXPANDERS): Update.
4080 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4082 * reload.c (push_secondary_reload): Add missing break to for loop.
4084 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4086 PR middle-end/PR28690
4087 * rtlanal.c: Update copyright years.
4088 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4089 as REG_POINTER and MEM_POINTER operands.
4090 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4091 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4092 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4093 * gcse.c: Update copyright years.
4094 (pre_delete): Call gen_reg_rtx_and_attrs.
4095 (hoist_code): Likewise.
4096 (build_store_vectors): Likewise.
4097 (delete_store): Likewise.
4098 * loop-invariant.c (move_invariant_reg): Likewise.
4099 Update copyright years.
4101 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4104 control string instead of quoted.
4106 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4108 * doc/rtl.texi: Rewrite of subreg section.
4110 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4113 * config/i386/i386.c (legitimize_pic_address): Add treating
4114 of dllimport SYM_REF's.
4115 (legitimize_dllimport_symbol): Add prototype.
4117 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4119 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4120 reference in constructor with non self-referential type.
4122 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4124 Removal of Return with Depressed Stack Pointer support
4125 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4126 (ECF_SP_DEPRESSED): Likewise.
4127 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4128 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4129 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4130 (expand_call): Do not test ECF_SP_DEPRESSED.
4131 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4132 * function.c (keep_stack_depressed): Delete.
4133 (handle_epilogue_set): Likewise.
4134 (update_epilogue_consts): Likewise.
4135 (emit_equiv_load): Likewise.
4136 (thread_prologue_and_epilogue_insns): Remove support for Return with
4137 Depressed Stack Pointer.
4138 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4140 2008-04-06 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/35400
4143 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4144 information from SSA_NAMEs.
4146 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4148 * config/avr/avr.h (avr_mega_p): Remove declaration.
4149 (AVR_MEGA): Remove macro.
4150 * config/avr/avr.c (avr_mega_p): Remove variable.
4151 (avr_override_options): Remove inicializion of avr_mega_p.
4152 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4153 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4154 (avr_jump_mode): (Ditto.).
4155 (avr_output_progmem_section_asm_op): (Ditto.).
4156 (avr_asm_init_sections): (Ditto.).
4157 (avr_asm_init_sections): (Ditto.).
4158 (avr_rtx_costs): (Ditto.).
4159 * config/avr/avr.md: (Ditto.).
4160 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4163 2008-04-06 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/35842
4166 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4167 is_gimple_invariant_address.
4169 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4171 * gcc.c (default_compilers): Sync Fortran extensions list with
4172 that in fortran/lang-specs.h.
4173 * doc/invoke.texi: Likewise.
4174 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4175 * dwarf2out.c (gen_compile_unit_die): Likewise.
4177 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4179 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4181 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4185 attribute is used for nested functions.
4187 2008-04-05 Jan Hubicka <jh@suse.cz>
4189 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4191 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4193 (dump_files): Update.
4194 (enable_rtl_dump_file): Do not accept letter argument.
4195 * tree-pass.h (dump_file_info): Remove letter argument.
4196 * toplev.c (decode_d_option): Update -da handling.
4197 * toplev.h (enable_rtl_dump_file): Update prototype.
4198 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4199 it out based on pass type.
4200 (register_dump_files_1): Likewise.
4201 (init_optimization_passes): Update register_one_dump_file calls.
4202 (execute_one_pass): Sanity check that IPA passes are called at IPA
4203 level and RTL passes at RTL level.
4204 (execute_pass_list): IPA pass can not be after or subpass of
4206 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4207 disallov RTL subpasses of IPA subpasses.
4209 2008-04-05 Ben Elliston <bje@au.ibm.com>
4211 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4212 builtins that return exactly once and do not throw. Cache call to
4215 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4217 PR rtl-optimization/34916
4219 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4220 between instruction pairs.
4222 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4224 * doc/invoke.texi: Document -mbitops for SH.
4225 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4226 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4227 * config/sh/sh.c (print_operand): Add %t operand code.
4228 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4229 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4230 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4231 (extendqihi2): Likewise.
4232 (movqi_i): Likewise.
4233 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4234 (extv): Use bld instruction for SH2A if possible.
4236 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4237 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4238 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4239 (bset.b, bclr.b): Define peepholes.
4240 * config/sh/sh.opt (mbitops): New option.
4242 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4245 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4246 and view convert expression.
4248 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4251 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4253 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4255 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4257 * config/i386/cpuid.h (bit_AES): New.
4258 (bit_PCLMUL): Likewise.
4260 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4261 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4262 SSE2 if AES or PCLMUL is enabled.
4263 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4264 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4265 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4266 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4267 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4268 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4269 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4270 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4271 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4272 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4273 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4274 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4275 __builtin_ia32_aeskeygenassist128 and
4276 __builtin_ia32_pclmulqdq128.
4277 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4278 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4279 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4281 * config/i386/i386.h (TARGET_AES): New.
4282 (TARGET_PCLMUL): Likewise.
4283 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4285 * config/i386/i386.md (UNSPEC_AESENC): New.
4286 (UNSPEC_AESENCLAST): Likewise.
4287 (UNSPEC_AESDEC): Likewise.
4288 (UNSPEC_AESDECLAST): Likewise.
4289 (UNSPEC_AESIMC): Likewise.
4290 (UNSPEC_AESKEYGENASSIST): Likewise.
4291 (UNSPEC_PCLMUL): Likewise.
4293 * config/i386/i386.opt (maes): New.
4294 (mpclmul): Likewise.
4296 * config/i386/sse.md (aesenc): New pattern.
4297 (aesenclast): Likewise.
4299 (aesdeclast): Likewise.
4301 (aeskeygenassist): Likewise.
4302 (pclmulqdq): Likewise.
4304 * config/i386/wmmintrin.h: New.
4306 * doc/extend.texi: Document AES and PCLMUL built-in function.
4308 * doc/invoke.texi: Document -maes and -mpclmul.
4310 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4312 * function.c (free_after_parsing): Replace with
4313 cxx_push_function_context from C++ front-end.
4314 (allocate_struct_function): Don't call langhook.
4315 * langhooks.h (struct lang_hooks_for_functions): Delete.
4316 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4318 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4319 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4320 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4321 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4322 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4323 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4324 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4326 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4327 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4329 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4332 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4335 2008-04-04 Richard Guenther <rguenther@suse.de>
4338 * fold-const.c (optimize_minmax_comparison): Use the correct
4339 type for the constant in the simplified comparison.
4341 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4343 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4344 Pass L2 size as "--param l2-cache-size" to the compiler.
4345 (decode_l2_cache): New function to decode L2 cache parameters using
4346 0x8000006 extended cpuid function.
4347 (detect_caches_amd): Determine parameters of L2 cache using
4348 decode_l2_caches function.
4349 (decode_caches_intel): Decode L2 cache parameters.
4350 (detect_caches_intel): Determine L2 cache parameters using
4351 decode_caches_intel and decode_l2_caches functions.
4353 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4355 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4356 secondary input reload for subword loads from the constant pool.
4358 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4361 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4362 constants of the appropriate size for runtime calculations.
4365 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4366 decimal-float literal constant zero.
4368 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4371 * c-parser.c (c_parser_omp_atomic): Call
4372 default_function_array_conversion on the RHS.
4375 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4376 call is_variable_sized if decl has incomplete type.
4378 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4380 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4382 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4384 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4386 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4387 (sgt<u>): Merge sgt and sgtu into new expander.
4388 (sgt, sgtu): Remove expanders.
4389 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4390 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4391 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4392 *sgtu_<mode>_mips16 into new pattern.
4393 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4394 (sge<u>): Merge sge and sgeu into new expander.
4395 (sge, sgeu): Remove expanders.
4396 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4398 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4399 (slt<u>): Merge slt and sltu into new expander.
4400 (slt, sltu): Remove expanders.
4401 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4402 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4403 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4404 *sltu_<mode>_mips16 into new pattern.
4405 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4406 (sle<u>): Merge sle and sleu into new expander.
4407 (sle, sleu): Remove expanders.
4408 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4409 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4410 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4411 *sleu_<mode>_mips16 into new pattern.
4412 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4414 2008-04-03 Jan Hubicka <jh@suse.cz>
4416 PR tree-optimization/35795
4417 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4418 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4419 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4420 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4421 * score/score3.c (score3_output_mi_thunk): Likewise.
4422 * score/score7.c (score7_output_mi_thunk): Likewise.
4423 * mips/mips.c (mips_output_mi_thunk): Likewise.
4425 2008-04-03 Richard Guenther <rguenther@suse.de>
4427 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4428 conversions. Simplify code.
4430 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4432 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4434 2008-04-03 Tom Tromey <tromey@redhat.com>
4435 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4437 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4438 * config/bfin/t-bfin-linux (generated_files): Add
4439 linux-sysroot-suffix.h.
4440 * doc/install.texi (Prerequisites): Require make 3.80.
4441 * doc/sourcebuild.texi (Front End Directory): Document new
4443 * Makefile.in (generated_files): New variable.
4444 (ALL_HOST_OBJS): New variable.
4445 ($(ALL_HOST_OBJS)): New target.
4447 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4449 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4450 (remap_block): Call id->transform_lang_insert_block instead
4452 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4453 Set id.transform_lang_insert_block to NULL.
4454 (clone_body): Move to cp/optimize.c
4455 * tree-inline.h (struct copy_body_data): Change
4456 transform_lang_insert_block to function pointer.
4457 (copy_generic_body, copy_decl_no_change): Export.
4458 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4459 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4460 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4462 * c-tree.h (insert_block): Kill.
4463 * c-decl.c (insert_block): Kill.
4465 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4467 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4468 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4469 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4471 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4472 argument, call {push,pop}_function_context from here.
4473 * c-parser.c: Use c_{push,pop}_function_context.
4475 * function.c (push_function_context_to): Move meat ...
4476 (push_function_context): ... here. Simplify.
4477 * function.c (pop_function_context_from): Move meat ...
4478 (pop_function_context): ... here. Simplify.
4479 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4481 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4482 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4483 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4484 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4486 2008-04-03 Ben Elliston <bje@au.ibm.com>
4488 * expmed.c (extract_force_align_mem_bit_field): Remove.
4490 2008-04-03 Richard Guenther <rguenther@suse.de>
4493 * expr.h (try_casesi): Adjust prototype.
4494 * expr.c (try_casesi): Take fallback label as extra parameter.
4495 Use that for gen_casesi if default_label is NULL.
4496 * stmt.c (expand_case): Pass fallback label to try_casesi,
4497 make sure to fill gaps with a fallback label if default_label
4500 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4503 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4505 2008-04-03 Ben Elliston <bje@au.ibm.com>
4507 * expmed.c (extract_split_bit_field): Remove if (0) code.
4508 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4509 (do_ds_constraint): Likewise.
4511 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4513 * doc/cppopts.texi (-dU): Document.
4514 * c-common.h (flag_dump_macros): Update comment.
4515 * c-opts.c (handle_OPT_d): Handle -dU.
4516 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4517 dump_queued_macros, cb_used_define, cb_used_undef): New.
4518 (init_pp_output): Handle -dU.
4519 (cb_line_change): Call dump_queued_macros.
4520 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4522 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4524 * config/avr/predicates.md (io_address_operand): New predicate.
4525 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4526 * config/avr/avr.c (avr_io_address_p): Remove function.
4527 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4528 'avr_io_address_p' function.
4529 (out_movhi_r_mr): (Ditto.).
4530 (out_movqi_mr_r): (Ditto.).
4531 (out_movhi_mr_r): (Ditto.).
4532 (avr_address_cost): (Ditto.).
4534 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4537 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4538 in 32bit mode when XMM registers are available to avoid store
4540 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4541 corresponding post-reload splitters.
4543 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4545 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4546 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4547 __builtin_ia32_roundss.
4548 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4549 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4550 __builtin_ia32_roundss.
4551 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4552 IX86_BUILTIN_SHUFPD here.
4554 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4556 * config/i386/i386.md (plogic): New.
4557 (plogicprefix): Likewise.
4559 * config/i386/mmx.md (mmx_<code><mode>3): New.
4560 (mmx_and<mode>3): Removed.
4561 (mmx_ior<mode>3): Likewise.
4562 (mmx_xor<mode>3): Likewise.
4564 * config/i386/sse.md (<code><mode>3): New.
4565 (*<code><mode>3): Likewise.
4566 (*<code><mode>3): Likewise.
4567 (<code><mode>3): Likewise.
4568 (*sse_<code><mode>3): Likewise.
4569 (*sse2_<code><mode>3): Likewise.
4570 (<code>tf3): Likewise.
4571 (*<code>tf3): Likewise.
4572 (and<mode>3): Likewise.
4573 (*and<mode>3): Likewise.
4574 (ior<mode>3): Removed.
4575 (*ior<mode>3): Likewise.
4576 (xor<mode>3): Likewise.
4577 (*xor<mode>3): Likewise.
4578 (*and<mode>3): Likewise.
4579 (*ior<mode>3): Likewise.
4580 (*xor<mode>3): Likewise.
4581 (and<mode>3): Likewise.
4582 (*sse_and<mode>3): Likewise.
4583 (*sse2_and<mode>3): Likewise.
4585 (*andtf3): Likewise.
4586 (ior<mode>3): Likewise.
4587 (*sse_ior<mode>3): Likewise.
4588 (*sse2_ior<mode>3): Likewise.
4590 (*iortf3): Likewise.
4591 (xor<mode>3): Likewise.
4592 (*sse_xor<mode>3): Likewise.
4593 (*sse2_xor<mode>3): Likewise.
4595 (*xortf3): Likewise.
4597 2008-04-02 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/14495
4600 PR tree-optimization/34793
4601 * tree-vrp.c (struct switch_update): New structure.
4602 (to_remove_edges, to_update_switch_stmts): New VECs.
4603 (simplify_switch_using_ranges): New function. Remove not taken
4604 case labels and edges.
4605 (simplify_stmt_using_ranges): Call it.
4606 (identify_jump_threads): Mark edges we have queued for removal
4607 so we don't thread them.
4608 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4610 * tree-cfg.c (group_case_labels): Deal with missing default label.
4611 (tree_verify_flow_info): Allow missing default label.
4612 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4613 (emit_case_nodes): Likewise.
4614 (expand_case): Do not rely on the default label to be present.
4615 * expr.c (try_casesi): Deal with NULL default_label.
4616 (do_tablejump): Likewise.
4618 2008-04-02 Richard Guenther <rguenther@suse.de>
4620 PR tree-optimization/14495
4621 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4622 SWITCH_EXPR here ...
4623 (vrp_visit_switch_stmt): ... but here (new function).
4624 (find_case_label_index): New helper function.
4625 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4627 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4629 * fwprop.c: Fix ISO-C99ism.
4631 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4634 * Makefile.in (objdir): Set it here.
4635 * configure.ac: Not here. Find dynamic linker characteristics.
4636 * exec-tool.in: Use them.
4637 * aclocal.m4: Regenerate.
4638 * configure: Regenerate.
4640 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4642 * expr.c (expand_var): Delete it.
4643 * expr.h (expand_var): Delete prototype.
4644 * function.c (expand_function_start): Use expand_decl instead.
4645 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4648 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4650 PR rtl-optimization/35542
4651 * fwprop.c (forward_propagate_and_simplify): Replace
4652 loc_reg_mentioned_in_p with reg_mentioned_p.
4654 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4656 PR rtl-optimization/35281
4657 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4658 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4659 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4660 (varying_mem_p): Move above propagate_rtx.
4661 (all_uses_available_at): Do not check MEMs.
4663 2008-04-02 Rafael Espindola <espindola@google.com>
4665 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4666 (register_edge_assert_for_2): Split the cond argument.
4667 (register_edge_assert_for_1): Adjust for the change in
4668 register_edge_assert_for_2.
4669 (register_edge_assert_for): Split the cond argument.
4670 (find_switch_asserts): Adjust for the change in
4671 register_edge_assert_for.
4673 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4675 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4676 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4677 offsets for 64-bit mingw.
4678 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4679 abi for x86_64-pc-mingw.
4681 2008-04-02 Richard Guenther <rguenther@suse.de>
4683 * tree-vrp.c (extract_range_from_assert): Make sure to not
4684 produce range min/max with TREE_OVERFOW set.
4685 If merging a anti-range and a range keep the anti-range if
4686 the range covers all values of the type.
4687 (register_edge_assert_for_2): Only allow sign-changing
4688 conversions in detecting canonical range checks. Also
4689 register an assert for the unsigned name if useful.
4691 PR tree-optimization/35787
4692 * tree-vrp.c (vrp_val_max): New function.
4693 (vrp_val_min): Likewise.
4694 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4695 (vrp_val_is_min): Likewise.
4696 (supports_overflow_infinity): Use vrp_val_{min,max}.
4697 (negative_overflow_infinity): Likewise.
4698 (positive_overflow_infinity): Likewise.
4699 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4700 (is_positive_overflow_infinity): Likewise.
4701 (is_overflow_infinity): Likewise.
4702 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4703 vrp_val_is_{min,max}.
4704 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4705 to ranges if possible. Avoid empty ranges.
4707 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4710 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4711 the expression is a function address.
4713 2008-04-01 George Helffrich <george@gcc.gnu.org>
4715 PR fortran/35154, fortran/23057
4716 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4717 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4718 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4719 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4721 (dbxout_syms): Check for COMMON-based symbol and wrap in
4722 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4723 in bracket for efficiency.
4725 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4726 using DW_TAG_common_block + member offset.
4727 (add_pubname_string): New function.
4728 (dw_expand_expr): New function to find block name and offset for
4730 (common_check): New function to check whether symbol in Fortran COMMON.
4731 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4733 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4736 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4738 2008-04-02 Ben Elliston <bje@au.ibm.com>
4740 * config/v850/v850.md (casesi): Remove if (0) code.
4741 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4742 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4744 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4746 * config/i386/i386.md (rex64suffix): New mode attribute.
4747 (floathi<mode>2): Disable expander for SSE math.
4748 (*floathi<mode>2_1): New insn insn_and_split pattern.
4749 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4750 corresponding post-reload splitters.
4751 (*floathi<mode>2_i387): New macroized insn pattern.
4752 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4753 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4754 insn_and_split pattern.
4755 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4756 New macroized instruction patterns and corresponding post-reload
4758 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4759 and corresponding post-reload splitters.
4760 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4761 New macroized instruction patterns.
4762 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4763 macroized instruction patterns and corresponding post-reload splitters.
4764 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4765 corresponding post-reload splitters.
4766 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4767 New macroized instruction patterns.
4768 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4769 corresponding post-reload splitters.
4770 (*floatsi<mode>2_i387): New macroized instruction patterns.
4772 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4774 * config/i386/i386.md (smaxmin): New.
4775 (umaxmin): Likewise.
4776 (maxminiprefix): Likewise.
4777 (maxminfprefix): Likewise.
4778 (<code><mode>3): Likewise.
4779 (smin<mode>3): Removed.
4780 (smax<mode>3): Likewise.
4782 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4783 (mmx_<code>v4hi3): Likewise.
4784 (mmx_<code>v8qi3): Likewise.
4785 (mmx_smaxv2sf3): Removed.
4786 (mmx_sminv2sf3): Likewise.
4787 (mmx_umaxv8qi3): Likewise.
4788 (mmx_smaxv4hi3): Likewise.
4789 (mmx_uminv8qi3): Likewise.
4790 (mmx_sminv4hi3): Likewise.
4792 * config/i386/sse.md (<addsub><mode>3): New.
4793 (*<addsub><mode>3): Likewise.
4794 (<sse>_vm<addsub><mode>3): Likewise.
4795 (<maxmin><mode>3): Likewise.
4796 (*<maxmin><mode>3_finite): Likewise.
4797 (*<maxmin><mode>3): Likewise.
4798 (<sse>_vm<maxmin><mode>3): Likewise.
4799 (sse3_h<addsub>v4sf3): Likewise.
4800 (sse3_h<addsub>v2df3): Likewise.
4801 (<maxmin>v16qi3): Likewise.
4802 (*<maxmin>v16qi3): Likewise.
4803 (<maxmin>v8hi3): Likewise.
4804 (*<maxmin>v8hi3): Likewise.
4805 (*sse4_1_<maxmin><mode>3): Likewise.
4806 (*sse4_1_<maxmin><mode>3): Likewise.
4807 (add<mode>3): Removed.
4808 (*add<mode>3): Likewise.
4809 (<sse>_vmadd<mode>3): Likewise.
4810 (sub<mode>3): Likewise.
4811 (*sub<mode>3): Likewise.
4812 (<sse>_vmsub<mode>3): Likewise.
4813 (smin<mode>3): Likewise.
4814 (*smin<mode>3_finite): Likewise.
4815 (*smin<mode>3): Likewise.
4816 (<sse>_vmsmin<mode>3): Likewise.
4817 (smax<mode>3): Likewise.
4818 (*smax<mode>3_finite): Likewise.
4819 (*smax<mode>3): Likewise.
4820 (<sse>_vmsmax<mode>3): Likewise.
4821 (sse3_haddv4sf3): Likewise.
4822 (sse3_haddv2df3): Likewise.
4823 (sse3_hsubv4sf3): Likewise.
4824 (sse3_hsubv2df3): Likewise.
4825 (umaxv16qi3): Likewise.
4826 (*umaxv16qi3): Likewise.
4827 (smaxv8hi3): Likewise.
4828 (*smaxv8hi3): Likewise.
4829 (*sse4_1_smax<mode>3): Likewise.
4830 (*sse4_1_umax<mode>3): Likewise.
4831 (uminv16qi3): Likewise.
4832 (*uminv16qi3): Likewise.
4833 (sminv8hi3): Likewise.
4834 (*sminv8hi3): Likewise.
4835 (*sse4_1_smin<mode>3): Likewise.
4836 (*sse4_1_umin<mode>3): Likewise.
4838 2008-04-01 Rafael Espindola <espindola@google.com>
4840 * tree-cfg.c (verify_expr): remove in_phi.
4841 (verify_stmt): Don't call walk_tree with verify_expr. Use
4842 is_gimple_min_invariant instead of is_gimple_val.
4844 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4846 * doc/include/gpl_v3.texi: Update for manpage generation.
4847 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4849 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4850 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4851 gpl_v3.texi instead of gpl.texi.
4854 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4857 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4859 2008-04-01 Rafael Espindola <espindola@google.com>
4861 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4862 (extract_code_and_val_from_cond): Use
4863 extract_code_and_val_from_cond_with_ops.
4865 2008-04-01 Jan Hubicka <jh@suse.cz>
4867 * function.c (free_after_compilation): Free epilogue_delay_list.
4868 (prepare_function_start): Assert that previous compilation was freed.
4870 2008-04-01 Jan Hubicka <jh@suse.cz>
4871 Jim Wilson <wilson@tuliptree.org>
4872 Andreas Tobler <andreast@gcc.gnu.org>
4875 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4876 rtl.emit instead cfun->emit.
4877 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4878 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4880 2008-04-01 Ben Elliston <bje@au.ibm.com>
4882 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4884 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4886 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4888 (fprofile-use): Add var flag_profile_use
4889 * coverage.c (coverage_begin_output): Do not open a gcno file for
4890 output only if -ftest-coverage is set.
4891 Do not add getpwd() to gcda file path.
4892 (build_gcov_info): Check the new flag
4893 flag_profile_datafile_relative_path.
4894 (coverage_init): Use profile_data_prefix.
4895 Read profile counter only if flag_profile_use is set.
4896 * opts.c (common_handle_option): New option fprofile-use=,
4897 fprofile-dir=, fprofile-generate=.
4898 * toplev.c (profile_data_prefix): New variable definition.
4899 * toplev.h (profile_data_prefix): New declaration.
4900 * doc/invoke.tex (Option Summary, Optimization Options):
4903 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4905 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4906 use tmp consistently.
4909 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4910 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4911 UNSPEC_FR_RECIP_APPROX_RES.
4912 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4914 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4917 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4919 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4922 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4923 element of the vector via a pointer.
4925 2008-03-31 Ian Lance Taylor <iant@google.com>
4927 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4929 2008-03-31 Jan Hubicka <jh@suse.cz>
4931 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4932 get_arg_pointer_save_area.
4933 * expr.c (init_expr): Just clear out rtl.expr.
4934 * function.c (free_after_compilation): Clear out whole RTL structure.
4935 (get_func_frame_size): Merge into ...
4936 (get_frame_size): ... this one.
4937 (assign_stack_local_1): Merge into ...
4938 (assign_stack_local): ... this one.
4939 (expand_function_end): Update call of get_arg_pointer_save_area.
4940 (get_art_pointer_save_area): Remove cfun argument.
4941 * function.h (emit_status): regno_pointer_align does not need length
4942 attribute. Move x_regno_reg_rtx to ...
4943 (regno_reg_rtx): ... new global array.
4944 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4945 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4946 apply_args_value, forced_labels, stack_pointer_delta):
4948 (struct varasm_status): Move here from varasm.c
4949 (struct rtl_data): New. Move here some fields from struct function.
4950 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4951 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4952 used_temp_slots avail_temp_slots, temp_slot_level,
4953 nonlocal_goto_handler_labels): Update accesstors.
4954 (rtl): New global variable.
4955 (struct function): Move some fileds to rtl_data.
4956 (get_arg_pointer_save_area): Update prototype.
4957 * emit-rtl.c (rtl): Declare.
4958 (regno_reg_rtx): Declare.
4959 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4961 (gen_reg_rtx): Update.
4962 (init_virtual_regs): Do not tate emit_status argument.
4963 (init_emit): Do not allocate emit.
4964 * varasm.c (varasm_statuc): Move to function.h.
4965 (n_deferred_constatns): Update accestor.
4966 (init_varasm_status): Do not allocate varasm_status.
4967 (force_const_mem, get_pool_size, output_constant_pool): Update.
4968 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4969 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4971 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4973 PR rtl-optimization/35729
4974 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4977 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4980 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4981 load/store if memory is unaligned.
4982 (*movti_rex64): Likewise.
4984 * config/i386/predicates.md (misaligned_operand): New.
4986 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4989 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4992 2008-03-31 Jan Beulich <jbeulich@novell.com>
4994 * config/ia64/constraints.md: Add 'j' constraint.
4995 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4996 (movdi_internal): Likewise.
4998 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5001 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5003 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5006 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5007 proper error message for the third argument on blendpd and
5010 * config/i386/sse.md (blendbits): New.
5011 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5013 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5015 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5017 2008-03-30 Richard Guenther <rguenther@suse.de>
5020 * fold-const.c (fold_sign_changed_comparison): Do leave
5021 conversions to base-types alone.
5023 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5025 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5026 the link register if one altivec register is be saved.
5028 2008-03-30 Ben Elliston <bje@au.ibm.com>
5030 * final.c (final_scan_insn): Remove if (0) code.
5032 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5034 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5036 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5038 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5039 of V4SFmode to ix86_binary_operator_ok.
5041 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5043 * config/i386/i386.c (override_options): Initialize
5044 ix86_veclib_handler to ix86_veclibabi_svml when
5045 -mveclibabi=svml is used.
5046 (ix86_veclibabi_svml): New function for SVML ABI style
5047 vectorization support.
5048 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5050 2008-03-28 Rafael Espindola <espindola@google.com>
5052 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5053 (tree_binary_nonnegative_warnv_p): Make it public.
5054 (tree_single_nonnegative_warnv_p): Make it public.
5055 (tree_invalid_nonnegative_warnv_p): Make it public.
5056 (tree_unary_nonzero_warnv_p): Make it public.
5057 (tree_binary_nonzero_warnv_p): Make it public
5058 (tree_single_nonzero_warnv_p): Make it public.
5059 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5060 (extract_range_from_binary_expr): Split the expr argument.
5061 (extract_range_from_unary_expr): Split the expr argument.
5062 (extract_range_from_comparison): Split the expr argument.
5063 (extract_range_from_expr): Use the new aux functions.
5064 (vrp_evaluate_conditional_warnv): Use
5065 vrp_evaluate_conditional_warnv_with_ops.
5066 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5067 (tree_binary_nonzero_warnv_p): Declare.
5068 (tree_single_nonzero_warnv_p): Declare.
5069 (tree_expr_nonzero_warnv_p): Declare.
5070 (tree_unary_nonnegative_warnv_p): Declare.
5071 (tree_binary_nonnegative_warnv_p): Declare.
5072 (tree_single_nonnegative_warnv_p): Declare.
5073 (tree_invalid_nonnegative_warnv_p): Declare.
5075 2008-03-28 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/30317
5078 PR tree-optimization/30911
5079 PR tree-optimization/34793
5080 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5081 (struct assert_locus_d): New member EXPR.
5082 (register_new_assert_for): Add EXPR parameter to support
5083 ASSERT_EXPR <name, expr OP limit>.
5084 (register_edge_assert_for_1): Adjust callers.
5085 (find_assert_locations): Likewise.
5086 (process_assert_insertions_for): Build condition from expression.
5087 (extract_range_from_assert): Handle ASSERT_EXPRs
5088 of the form ASSERT_EXPR <name, expr OP limit>.
5089 (register_edge_assert_for_2): New helper registering
5090 asserts for comparisons. Recognize range tests of the form
5091 (unsigned)i - CST1 OP CST2.
5092 (register_edge_assert_for_1): Use it.
5093 (register_edge_assert_for): Likewise.
5094 (needs_overflow_infinity): Integer sub-types
5095 do not need overflow infinities.
5096 (vrp_val_is_max): The extreme values of integer sub-types
5097 are those of the base type.
5098 (vrp_val_is_min): Likewise.
5099 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5102 2008-03-28 Nick Clifton <nickc@redhat.com>
5105 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5106 Return GENERAL_REGS for stack adjustment reloads.
5108 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5111 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5112 const_vector when all the vectors are constant.
5114 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5116 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5118 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5119 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5121 (s<code>_sf): Use new scc_sf attribute for opcode names.
5123 2008-03-27 Tom Tromey <tromey@redhat.com>
5125 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5126 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5127 config/spu/t-spu-elf, config/i386/t-interix,
5128 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5129 config/i386/x-darwin, config/i386/x-mingw32,
5130 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5131 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5132 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5133 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5134 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5135 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5136 config/score/t-score-elf, config/arm/t-strongarm-pe,
5137 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5138 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5139 Revert automatic dependency patch.
5141 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (ix86_function_arg_boundary): Align
5145 decimal floating point to its natural boundary.
5147 2008-03-27 Richard Guenther <rguenther@suse.de>
5150 * fold-const.c (fold_comparison): Restrict distinct decl
5151 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5152 solely rely on operand_equal_p.
5154 2008-03-27 Richard Guenther <rguenther@suse.de>
5157 * c-common.c (handle_weak_attribute): Reject combination of
5160 2008-03-27 Richard Guenther <rguenther@suse.de>
5162 PR tree-optimization/32810
5163 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5164 conversions from DECL_INITIAL.
5165 (fold_const_aggregate_ref): Likewise from constructor elements.
5167 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5169 * tree-affine.h (aff_combination_expand): Declare.
5170 (get_inner_reference_aff): Likewise.
5171 * tree-affine.c (aff_combination_expand): Split out from
5172 tree_to_aff_combination_expand.
5173 (get_inner_reference_aff): New function.
5174 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5175 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5176 (struct lim_aux_data): sm_done field removed.
5177 (mem_ref_loc_p, mem_ref_locs_p): New types.
5178 (struct mem_ref): Added id, stored, accesses_in_loop,
5179 indep_loop, dep_loop, indep_ref, dep_ref fields.
5180 Removed is_stored, locs and next fields.
5181 (memory_accesses): New variable.
5182 (movement_possibility): Do not allow moving statements
5183 that store to memory.
5184 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5186 (determine_max_movement): For statements with memory references,
5187 find the outermost loop in that the reference is independent.
5188 (move_computations_stmt): Mark the virtual operands for renaming.
5189 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5190 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5191 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5192 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5193 create_vop_ref_mapping, analyze_memory_references,
5194 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5195 get_all_locs_in_loop, ref_always_accessed_p,
5196 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5197 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5198 store_motion_loop, store_motion): New functions.
5199 (struct vop_to_refs_elt): New type.
5200 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5201 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5202 (schedule_sm): Replaced by...
5203 (execute_sm): ... this.
5204 (determine_lsm_ref, hoist_memory_references,
5205 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5206 find_more_ref_vops, free_mem_ref, free_mem_refs,
5207 determine_lsm_loop, determine_lsm): Removed.
5208 (tree_ssa_lim_finalize): Free data structures used by store motion.
5209 (tree_ssa_lim): Call analyze_memory_references. Use
5210 store_motion instead of determine_lsm.
5212 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5214 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5215 rename tmake_file to m68hc11/t-m68hc11.
5216 (mcore): Set inhibit_libc to true.
5217 * config.host (alpha*-dec-*vms*): Set extra_programs.
5218 (interix3*): Don't use host_xmake_file.
5219 * configure.ac: Let config.gcc override inhibit_libc.
5220 * configure: Regenerate.
5222 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5223 * config/t-openbsd-thread: Remove commented out lines.
5225 * config/x-interix: Remove.
5227 * config/m68hc11/t-m68hc11-gas: Rename to...
5228 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5230 * config/mcore/t-mcore: Remove T_CFLAGS.
5231 * config/mcore/t-mcore-pe: Likewise.
5233 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5235 * configure.ac: Replace custom __GNU_SOURCE test with
5236 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5237 * aclocal.m4: Regenerate.
5238 * configure: Regenerate.
5239 * config.in: Regenerate.
5241 2008-03-27 Richard Guenther <rguenther@suse.de>
5243 * fold-const.c (target.h): Include.
5244 (fold_comparison): Fold comparison of addresses of decls
5245 that bind locally or of constants. Consolidate address folding code.
5246 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5247 results from fold_binary_to_constant.
5248 (compare_values_warnv): Likewise.
5250 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5253 * fold-const.c (fold_truthop): Check for integeral types when folding
5254 a == 0 && b == 0 and a != 0 || b != 0 .
5256 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5258 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5260 2008-03-26 Andreas Schwab <schwab@suse.de>
5262 * doc/invoke.texi: Fix use of @item vs. @itemx.
5264 2008-03-26 Tom Tromey <tromey@redhat.com>
5266 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5267 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5268 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5269 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5270 build/genconstants.o, build/genemit.o, build/genextract.o,
5271 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5272 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5275 2008-03-26 Richard Guenther <rguenther@suse.de>
5278 2008-03-26 Richard Guenther <rguenther@suse.de>
5280 * fold-const.c (target.h): Include.
5281 (fold_comparison): Fold comparison of addresses of two decls
5282 that bind locally. Consolidate address folding code.
5284 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5286 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5287 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5288 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5289 dconstsqrt2, dconstthird, dconste and/or dconst10.
5290 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5291 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5292 dconstsqrt2, dconste): Delete.
5293 (init_emit_once): Likewise. Simplify initializing dconstm1.
5295 * real.c (get_real_const): New.
5296 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5297 dconstsqrt2, dconste): Delete.
5298 (real_value_const, get_real_const): New.
5300 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5302 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5304 * config/i386/i386.c (ix86_function_arg_boundary): Check
5305 BIGGEST_ALIGNMENT instead of 128.
5306 (setup_incoming_varargs_64): Likewise.
5308 2008-03-26 Tom Tromey <tromey@redhat.com>
5310 * Makefile.in (DEPFILES): Add missing '/'.
5312 2008-03-26 Richard Guenther <rguenther@suse.de>
5314 * fold-const.c (target.h): Include.
5315 (fold_comparison): Fold comparison of addresses of two decls
5316 that bind locally. Consolidate address folding code.
5318 2008-03-26 Nick Clifton <nickc@redhat.com>
5321 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5322 not allow INT+INT as a legitimate addressing mode.
5324 2008-03-26 Richard Guenther <rguenther@suse.de>
5326 * tree-flow.h (widen_bitfield): Remove declaration.
5327 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5328 (widen_bitfield): Remove function.
5329 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5332 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5335 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5338 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5340 PR rtl-optimization/35232
5341 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5342 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5343 reg_reloaded_call_part_clobbered here.
5344 (reload_regs_reach_end_p): New function.
5345 (reload_reg_rtx_for_input): New variable.
5346 (reload_reg_rtx_for_output): Likewise.
5347 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5348 when reassigning a pseudo register. Load reloadreg from
5349 reload_reg_rtx_for_input, moving the mode and register
5351 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5352 instead of the original when deciding whether an input reload
5353 would be a no-op or whether an output reload can be deleted.
5354 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5355 when setting up new_spill_reg_store. Load it from
5356 reload_reg_rtx_for_output, moving the mode and register
5358 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5359 instead of the original when deciding whether an output reload
5360 would be a no-op. Do the same when modifying insn notes.
5361 Use rtx_equal_p instead of == to compare the registers.
5362 (inherit_piecemeal_p): Take a mode and two register numbers
5364 (emit_reload_insns): Clear new_spill_reg_store for every hard
5365 register in the reload register. Remove spill registers
5366 from reg_reloaded_valid before considering whether to record
5367 inheritance information for them. Use reload_reg_rtx_for_output
5368 instead of reg_rtx when recording output reloads. Use
5369 reload_reg_rtx_for_input instead of reg_rtx when recording
5370 input reloads. Set or clear reg_reloaded_call_part_clobbered
5371 at the same time as setting reg_reloaded_valid.
5372 (delete_output_reload): Add a new_reload_reg parameter and use it
5373 instead of rld[j].reg_rtx.
5374 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5377 2008-03-25 Tom Tromey <tromey@redhat.com>
5379 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5380 (build/genattr.o): Likewise.
5381 (build/genattrtab.o): Likewise.
5382 (build/gencodes.o): Likewise.
5383 (build/genconfig.o): Likewise.
5384 (build/genconstants.o): Likewise.
5385 (build/genemit.o): Likewise.
5386 (build/genextract.o): Likewise.
5387 (build/genflags.o): Likewise.
5389 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5391 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5392 instead of size_int for integer types.
5393 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5394 to match type of MINUS_EXPR.
5396 2008-03-25 Tom Tromey <tromey@redhat.com>
5398 * configure: Rebuilt.
5399 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5402 2008-03-25 Tom Tromey <tromey@redhat.com>
5404 * config/x-solaris (host-solaris.o): Update.
5405 * config/x-linux (host-linux.o): Update.
5406 * config/x-hpux (host-hpux.o): Update.
5407 * config/x-darwin (host-darwin.o): Update.
5408 * config/v850/t-v850e (v850-c.o): Update.
5409 * config/v850/t-v850 (v850-c.o): Update.
5410 * config/t-vxworks (vxworks.o): Update.
5411 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5412 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5413 * config/spu/t-spu-elf (spu-c.o): Update.
5415 * config/sh/t-symbian (sh-c.o): Update.
5416 (symbian.o): Update.
5417 * config/sh/t-sh (sh-c.o): Update.
5418 * config/score/t-score-elf (score7.o, score3.o): Update.
5419 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5420 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5421 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5422 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5424 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5425 * config/m32c/t-m32c (m32c-pragma.o): Update.
5426 * config/ia64/t-ia64 (ia64-c.o): Update.
5427 * config/i386/x-mingw32 (host-mingw32.o): Update.
5428 * config/i386/x-i386 (driver-i386.o): Update.
5429 * config/i386/x-darwin (host-i386-darwin.o): Update.
5430 * config/i386/x-cygwin (host-cygwin.o): Update.
5431 * config/i386/t-nwld (nwld.o): Update.
5432 * config/i386/t-netware (netware.o): Update.
5433 * config/i386/t-interix (winnt.o): Update.
5434 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5435 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5436 msformat-c.o): Update.
5437 * config/bfin/t-bfin-linux (generated_files): Add
5438 linux-sysroot-suffix.h.
5439 * config/arm/t-wince-pe (pe.o): Update.
5440 * config/arm/t-strongarm-pe (pe.o): Update.
5441 * config/arm/t-pe (pe.o): Update.
5442 * config/arm/t-arm (arm-c.o): Update.
5443 * doc/install.texi (Prerequisites): Require make 3.80.
5444 * Makefile.in: Remove .o targets.
5445 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5446 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5447 (simple_generated_h, simple_generated_c): Move earlier.
5448 (generated_files): New variable.
5449 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5450 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5451 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5452 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5453 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5454 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5455 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5456 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5457 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5458 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5459 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5460 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5462 (COMPILE.base, COMPILE): New variables.
5463 (%.o): New pattern rule.
5464 (ALL_HOST_OBJS): New variable.
5465 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5466 (dummy-checksum.o, cc1-checksum.o): Remove.
5467 (DRIVER_SHLIB): New variable.
5468 (DRIVER_DEFINES): Use it.
5469 (gencondmd.c): Move out of build/.
5470 (s-conditions): Update.
5471 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5472 (ALL_BUILD_OBJS): Likewise.
5473 (build/%.o): Use BUILDCOMPILE.
5474 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5475 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5476 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5477 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5478 build/genconfig.o, build/genconstants.o, build/genemit.o,
5479 build/genextract.o, build/genflags.o, build/genmddeps.o,
5480 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5481 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5482 build/gen-protos.o, build/scan.o, build/fix-header.o,
5483 build/scan-decls.o): Simplify.
5484 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5485 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5486 prefix.o, toplev.o): Reduce to variable setting.
5487 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5488 ($(out_object_file), gcc-options.o): New targets.
5489 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5490 * configure: Rebuilt.
5491 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5492 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5494 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5496 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5497 complain when we hit an error, return ERROR_MARK_NODE.
5499 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5501 * config/sh/constraints.md (Pso, Psz): New constraints.
5502 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5503 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5505 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5507 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5508 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5510 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5512 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5513 (prefetch_sh2a): New.
5515 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5516 Naveen.H.S <naveen.hs@kpitcummins.com>
5518 * config/sh/constraints.md (I28): New constraint.
5519 * config/sh/sh.c (broken_move): Add support for movi20s.
5520 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5522 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5523 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5524 Naveen.H.S <naveen.hs@kpitcummins.com>
5526 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5527 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5528 (print_operand): Handle resbank in %@ operand code.
5529 (sh_encode_section_info): New.
5530 (push_regs): Add conditions for resbank.
5531 (sh_expand_epilogue): Likewise.
5532 (sh_insert_attributes): Likewise.
5533 (sh_attribute_table): Likewise.
5534 (sh_handle_resbank_handler_attribute): New.
5535 (sh2a_handle_function_vector_handler_attribute): New.
5536 (sh2a_is_function_vector_call): New.
5537 (sh2a_get_function_vector_number): New.
5538 (sh2a_function_vector_p): New.
5539 (sh_cfun_resbank_handler_p): New.
5540 * config/sh/sh.md (calli): Emit jsr/n if possible.
5541 (calli_tbr_rel): New.
5542 (calli_pcrel): Emit jsr/n if possible.
5543 (return_i): Emit rts/n if possible.
5544 (call_valuei_tbr_rel): New.
5545 (call_valuei_pcrel): Add condition for SH2A target.
5546 (call_value): Likewise.
5547 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5548 (sh2a_get_function_vector_number): Likewise.
5549 (sh2a_is_function_vector_call): Likewise.
5550 * doc/extend.texi: Document TBR relative addressing of SH2A.
5551 (resbank): Add description for SH2A.
5553 2008-03-24 Richard Guenther <rguenther@suse.de>
5556 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5557 pointer assignments change conversions according to middle-end rules.
5558 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5559 * configure.ac: Include type checking in yes.
5560 * configure: Regenerate.
5562 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5564 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5565 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5567 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5569 * gthr-vxworks.h (UNUSED): Define.
5571 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5573 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5575 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5577 * doc/extend.texi (Function Attributes): Add missing comma in the
5578 example of the "alloc_size" attribute.
5580 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5583 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5585 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5588 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5591 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5592 of the underlying type of a MS bitfield layout to the natural
5593 alignment of the type.
5595 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5598 to their natural alignment to avoid store forwarding stalls.
5600 2008-03-22 Richard Guenther <rguenther@suse.de>
5602 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5603 For PHI nodes verify the address is invariant.
5604 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5605 (get_symbol_constant_value): Use is_gimple_min_invariant.
5606 (maybe_fold_stmt_indirect): Likewise.
5608 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5610 PR rtl-optimization/33927
5611 * Makefile.in (dse.o): Depend on $(TM_P_H).
5612 * expr.h (extract_low_bits): Declare.
5613 * expmed.c (extract_low_bits): New function.
5614 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5615 * dse.c: Include tm_p.h.
5616 (find_shift_sequence): Remove the read_reg argument and return the
5617 read value. Emit the instructions instead of returning them.
5618 Iterate on new_mode rather than calculating it each time.
5619 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5620 source to NEW_MODE and extract_low_bits to convert the shifted
5622 (replace_read): Allow the load and store to have different mode
5623 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5624 or extraction instructions before trying the replacement. Update
5625 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5627 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5629 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5630 to their natural alignment to avoid store forwarding stalls.
5632 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5635 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5636 encouraging but not allowing gprs for input;
5637 change the input constraint to !f#r.
5638 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5640 change the output constraint to !f#r.
5642 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5646 corresponding post-reload splitters.
5647 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5648 when x87 FP math is selected.
5649 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5650 New function prototype.
5651 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5652 unreachable function to ease macroization of insn patterns.
5654 2008-03-21 Martin Jambor <mjambor@suse.cz>
5656 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5657 reference dumps if ddr is NULL or dependence is unknown.
5659 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5661 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5662 unsigned extension into account.
5663 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5664 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5665 Do computations on a scratch register.
5667 2008-03-21 Richard Guenther <rguenther@suse.de>
5669 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5670 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5671 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5672 * tree-ssa-dom.c (record_equality): Likewise.
5673 * tree-inline.c (copy_body_r): Likewise.
5674 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5677 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5679 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5680 as 'delete_unused' argument.
5682 2008-03-20 Richard Guenther <rguenther@suse.de>
5684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5685 special casing of constant qualifiers.
5686 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5687 care about them in general.
5688 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5689 regardless of their type.
5690 (fold_stmt_r): Forcefully fold *& if we end up with that.
5692 2008-03-20 Paul Brook <paul@codesourcery.com>
5694 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5695 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5697 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5699 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5700 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5702 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5704 * common.opt (Wmudflap): New option.
5705 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5706 (mx_register_decls): Likewise.
5707 (mudflap_finish_file): Likewise.
5708 * doc/invoke.texi: Document -Wno-mudflap.
5710 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5712 * c-format.c (replace_format_name_to_system_name): New.
5714 (convert_format_name_to_system_name): New.
5715 (decode_format_attr): Add use of convert_format_name_to_system_name.
5716 (format_types_orig): Add gnu_ prefix to names.
5717 (check_format_info_main): Special treating of \0 escaped names for
5718 supporting multi-character format specifiers as I32, I64.
5719 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5720 (gnu_target_overrides_format_attributes): New.
5721 * c-format.h: Add structure target_ovr_attr to hold
5722 system specific formatter names.
5723 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5724 msformat-c.o file to c_target_objs and cxx_target_objs.
5725 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5726 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5727 (TARGET_N_FORMAT_TYPES): New.
5728 * config/i386/msformat-c.c: New.
5729 * config/i386/t-cygming: Add build rule for msformat-c.o.
5730 * doc/extend.texi: Add new format names gnu_* and ms_* and
5732 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5734 2008-03-20 Ira Rosen <irar@il.ibm.com>
5736 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5737 optimizations turned on under -O3.
5738 (ftree-vectorize): Add that the flag is turned on with -O3.
5740 2008-03-20 Ben Elliston <bje@au.ibm.com>
5742 * regmove.c (try_auto_increment): Fix spelling error in comment.
5743 * final.c (final_scan_insn): Likewise.
5745 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5749 allocator preferences for "y" and "r" class registers.
5750 ("*mov<mode>_internal"): Ditto.
5751 ("*movv2sf_internal_rex64"): Ditto.
5752 ("*movv2sf_internal"): Ditto.
5754 2008-03-19 Michael Matz <matz@suse.de>
5757 * calls.c (expand_call): Check overlap of arguments with call
5758 address for sibcalls.
5760 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5763 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5764 of the underlying type of a MS bitfield layout to the natural
5765 alignment of the type.
5767 2008-03-19 Jan Hubicka <jh@suse.cz>
5770 * toplev.c (decode_d_option): Handle all CPP flags.
5771 * tree-vrp.c: Update tree_pass descriptors.
5772 * regrename.c: Update tree_pass descriptors.
5773 * fwprop.c: Update tree_pass descriptors.
5774 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5775 * tree-into-ssa.c: Update tree_pass descriptors.
5776 * tree-dump.c: Update tree_pass descriptors.
5777 * tree-complex.c: Update tree_pass descriptors.
5778 * tree-dump.h: Update tree_pass descriptors.
5779 * see.c: Update tree_pass descriptors.
5780 * cgraphbuild.c: Update tree_pass descriptors.
5781 * tracer.c: Update tree_pass descriptors.
5782 * tree-loop-distribution.c: Update tree_pass descriptors.
5783 * cgraph.c: Update tree_pass descriptors.
5784 * postreload-gcse.c: Update tree_pass descriptors.
5785 * postreload.c: Update tree_pass descriptors.
5786 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5787 * tree-tailcall.c: Update tree_pass descriptors.
5788 * tree-pass.h (tree_opt_pass): Rename to ...
5789 (opt_pass) ... this one; add "type" field and remove letter field.
5790 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5791 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5792 all_lowering_passes): Update declaration.
5793 * ipa-cp.c: Update tree_pass descriptors.
5794 * final.c: Update tree_pass descriptors.
5795 * omp-low.c: Update tree_pass descriptors.
5796 * tree-ssa-dse.c: Update tree_pass descriptors.
5797 * ipa-reference.c: Update tree_pass descriptors.
5798 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5799 * auto-inc-dec.c: Update tree_pass descriptors.
5800 * reorg.c: Update tree_pass descriptors.
5801 * cgraphunit.c: Update tree_pass descriptors.
5802 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5803 * tree-ssa-ccp.c: Update tree_pass descriptors.
5804 * df-core.c: Update tree_pass descriptors.
5805 * mode-switching.c: Update tree_pass descriptors.
5806 * tree-nomudflap.c: Update tree_pass descriptors.
5807 * modulo-sched.c: Update tree_pass descriptors.
5808 * ipa-pure-const.c: Update tree_pass descriptors.
5809 * cse.c: Update tree_pass descriptors.
5810 * web.c: Update tree_pass descriptors.
5811 * tree-stdarg.c: Update tree_pass descriptors.
5812 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5813 * tree-ssa-dom.c: Update tree_pass descriptors.
5814 * tree-nrv.c: Update tree_pass descriptors.
5815 * tree-ssa-alias.c: Update tree_pass descriptors.
5816 * loop-init.c: Update tree_pass descriptors.
5817 * gimple-low.c: Update tree_pass descriptors.
5818 * ipa-inline.c: Update tree_pass descriptors.
5819 * tree-ssa-sink.c: Update tree_pass descriptors.
5820 * global.c: Update tree_pass descriptors.
5821 * ifcvt.c: Update tree_pass descriptors.
5822 * jump.c: Update tree_pass descriptors.
5823 * predict.c: Update tree_pass descriptors.
5824 * tree-ssa-loop.c: Update tree_pass descriptors.
5825 * recog.c: Update tree_pass descriptors.
5826 * dse.c: Update tree_pass descriptors.
5827 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5828 * tree-eh.c: Update tree_pass descriptors.
5829 * regmove.c: Update tree_pass descriptors.
5831 * function.c: Update tree_pass descriptors.
5832 * tree-vectorizer.c: Update tree_pass descriptors.
5833 * gcse.c: Update tree_pass descriptors.
5834 * ipa-type-escape.c: Update tree_pass descriptors.
5835 * tree-if-conv.c: Update tree_pass descriptors.
5836 * init-regs.c: Update tree_pass descriptors.
5837 * ipa.c: Update tree_pass descriptors.
5838 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5839 * rtl-factoring.c: Update tree_pass descriptors.
5840 * lower-subreg.c: Update tree_pass descriptors.
5841 * bt-load.c: Update tree_pass descriptors.
5842 * tree-dfa.c: Update tree_pass descriptors.
5843 * except.c: Update tree_pass descriptors.
5844 * emit-rtl.c: Update tree_pass descriptors.
5845 * cfgexpand.c: Update tree_pass descriptors.
5846 * tree-cfgcleanup.c: Update tree_pass descriptors.
5847 * cfgcleanup.c: Update tree_pass descriptors.
5848 * tree-ssa-pre.c: Update tree_pass descriptors.
5849 * tree-sra.c: Update tree_pass descriptors.
5850 * tree-mudflap.c: Update tree_pass descriptors.
5851 * tree-ssa-copy.c: Update tree_pass descriptors.
5852 * cfglayout.c: Update tree_pass descriptors.
5853 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5854 * tree-ssa-dce.c: Update tree_pass descriptors.
5855 * tree-ssa.c: Update tree_pass descriptors.
5856 * regclass.c: Update tree_pass descriptors.
5857 * integrate.c: Update tree_pass descriptors.
5858 * tree-optimize.c: Update tree_pass descriptors.
5859 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5860 * tree-object-size.c: Update tree_pass descriptors.
5861 * combine.c: Update tree_pass descriptors.
5862 * tree-outof-ssa.c: Update tree_pass descriptors.
5863 * bb-reorder.c: Update tree_pass descriptors.
5864 * stack-ptr-mod.c: Update tree_pass descriptors.
5865 * var-tracking.c: Update tree_pass descriptors.
5866 * tree-profile.c: Update tree_pass descriptors.
5867 * tree-vect-generic.c: Update tree_pass descriptors.
5868 * reg-stack.c: Update tree_pass descriptors.
5869 * sched-rgn.c: Update tree_pass descriptors.
5870 * tree-ssa-structalias.c: Update tree_pass descriptors.
5871 * tree-cfg.c: Update tree_pass descriptors.
5872 * passes.c (current_pass): Update declaration.
5873 (finish_optimization_passes): Update.
5874 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5875 (register_one_dump_file, register_dump_files_1, next_pass_1):
5877 (init_optimization_passes): Update handling of new types.
5878 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5879 * ipa-struct-reorg.c: Update tree_pass descriptors.
5880 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5881 * combine-stack-adj.c: Update tree_pass descriptors.
5882 * cfgrtl.c: Update tree_pass descriptors.
5883 * dce.c: Update tree_pass descriptors.
5884 * tree-ssanames.c: Update tree_pass descriptors.
5886 2008-03-19 Richard Guenther <rguenther@suse.de>
5889 * tree-ssa.c (walk_data): New structure.
5890 (warn_uninitialized_var): If not always_executed warn with "maybe"
5892 (execute_early_warn_uninitialized): Compute post-dominators.
5893 Initialize always_executed before processing each basic block.
5895 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5898 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5899 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5901 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5903 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5905 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5907 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5909 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5910 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5911 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5912 target after ignore has been set, and move there also the commputation
5913 of subtarget and original_target.
5914 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5915 (LANG_HOOKS_INITIALIZER): Remove it.
5916 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5918 2008-03-18 Richard Guenther <rguenther@suse.de>
5920 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5921 found an expression with constants, note that in the VN for the lhs.
5922 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5923 fold them to constants if possible. Run cleanup_cfg if done so.
5924 (execute_pre): Return todo.
5926 (execute_fre): Likewise.
5927 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5929 (get_prop_source_stmt): Look through pointer conversions.
5931 2008-03-18 Jan Hubicka <jh@suse.cz>
5933 * tree-pretty-print.c: Include predict.h.
5934 (dump_generic_node): Dump predictor.
5935 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5936 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5937 * gimple-low.c (lower_stmt): Likewise.
5938 * expr.c (expand_expr_real): Likewise.
5939 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5941 (build_predict_expr, build_predict_expr): New.
5942 * predict.h (predictor_name, build_predict_expr): Update.
5943 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5944 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5945 * predict.def (PRED_CONTINUE): Update hitrate.
5946 * tree.def (PREDICT_EXPR): Define.
5947 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5948 do not handle BIND_EXPR.
5949 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5950 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5951 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5954 2008-03-18 Michael Matz <matz@suse.de>
5956 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5958 2008-03-18 Richard Guenther <rguenther@suse.de>
5960 * tree-gimple.h (is_gimple_invariant_address): Declare.
5961 (is_gimple_constant): Likewise.
5962 * tree-gimple.c (is_gimple_constant): New function.
5963 (is_gimple_invariant_address): Likewise.
5964 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5965 and is_gimple_invariant_address.
5966 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5968 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5969 an addressable base.
5971 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5974 * gimplify.c (gimplify_expr): Gimplify second operand of
5977 2008-03-17 Richard Guenther <rguenther@suse.de>
5979 PR tree-optimization/19637
5980 * fold-const.c (fold_unary): Remove restrictions of removing
5981 intermediate pointer-conversions (P2)(P1)P0.
5982 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5983 conversion to void pointer.
5984 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5986 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5989 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5990 emulated thread local variables.
5992 2008-03-16 Richard Guenther <rguenther@suse.de>
5995 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5996 expand TREE_INVARIANT operations that are not gimple invariant.
5998 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6000 * doc/extend.texi (Alignment): Say that the ABI controls
6001 the __alignof__ for non-strict-alignment targets rather
6002 than being a recommendation.
6004 2008-03-15 Paul Brook <paul@codesourcery.com>
6006 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6008 (arm_output_fn_unwind): Mark functions that can not be unwound.
6010 2008-03-15 Paul Brook <paul@codesourcery.com>
6012 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6013 extension instructions.
6015 2008-03-15 Richard Guenther <rguenther@suse.de>
6017 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6018 and fold constant aggregate refs.
6019 (fold_const_aggregate_ref): Handle string constants
6020 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6021 (evaluate_stmt): Simplify now that ccp_fold folds constant
6024 2008-03-15 Paul Brook <paul@codesourcery.com>
6026 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6027 (extzv): Use gen_extzv_t2.
6028 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6030 2008-03-15 Richard Guenther <rguenther@suse.de>
6032 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6033 (fold_const_aggregate_ref): Likewise.
6034 (get_value): Return NULL if we don't have any values.
6035 (ccp_finalize): Set const_val to NULL after freeing it.
6036 * tree-flow.h (get_symbol_constant_value): Declare.
6037 (fold_const_aggregate_ref): Likewise.
6038 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6040 2008-03-15 Richard Guenther <rguenther@suse.de>
6043 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6044 to not produce negative array indices if not allowed. Add
6045 parameter to indicate that.
6046 (maybe_fold_offset_to_component_ref): Allow negative array
6047 indices only for the first member of a structure.
6048 (maybe_fold_offset_to_reference): Allow negative array indices.
6049 (maybe_fold_stmt_addition): Likewise.
6051 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6052 Anatoly Sokolov <aesok@post.ru>
6054 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6055 (avr_arch): Add ARCH_AVR6.
6056 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6057 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6058 instead of fixed value 2.
6059 (print_operand_address): Use gs() asm specifier instead of pm().
6060 (avr_assemble_integer): (Ditto.).
6061 (avr_output_addr_vec_elt): (Ditto.).
6062 (print_operand): Handle "!" code.
6063 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6064 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6065 (AVR_HAVE_EIJMP_EICALL): Define.
6066 (AVR_3_BYTE_PC): Redefine.
6067 (AVR_2_BYTE_PC): (Ditto.).
6068 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6069 (LINK_SPEC): Add atmega2560 and atmega2561.
6070 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6072 * config/avr/avr.md (call_insn): Use eicall instead of icall
6073 for 3 byte PC devices.
6074 (call_value_insn): (Ditto.).
6075 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6076 (indirect_jump): Use only for for 2 byte PC devices.
6077 (*tablejump): (Ditto.).
6078 (*indirect_jump_avr6): Add insn.
6079 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6080 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6081 instead of ijmp for 3 byte PC devices.
6082 (__tablejump2__): (Ditto.).
6083 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6084 (MULITLIB_DIRNAMES): (Ditto.).
6085 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6087 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6089 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6090 "sse2_umulsidi3". Use V1DI mode for operand 0.
6091 ("mmx_psadbw"): Use V1DI mode for operand 0.
6092 * config/i386/i386-modes.def (V1SI): New vector mode.
6093 * config/i386/i386.c (struct builtin_description)
6094 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6095 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6096 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6097 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6098 v1di_ftype_v8qi_v8qi type.
6099 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6101 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6102 __builtin_ia32_pmuludq]: Fix the mode of return value.
6104 2008-03-15 Richard Guenther <rguenther@suse.de>
6107 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6110 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6112 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6113 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6114 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6115 unless TARGET_SERIALIZE_VOLATILE is enabled.
6116 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6117 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6118 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6120 2008-03-14 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/34172
6123 * tree-flow.h (refs_may_alias_p): Declare.
6124 (get_single_def_stmt): Likewise.
6125 (get_single_def_stmt_from_phi): Likewise.
6126 (get_single_def_stmt_with_phi): Likewise.
6127 * tree-dfa.c (refs_may_alias_p): New function.
6128 (get_single_def_stmt): Likewise.
6129 (get_single_def_stmt_from_phi): Likewise.
6130 (get_single_def_stmt_with_phi): Likewise.
6131 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6132 (vn_reference_lookup_1): New helper function.
6133 (vn_reference_lookup): Walk the virtual use-def chain to
6134 continue searching for a match if the def does not alias the
6135 reference we are looking for.
6137 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6139 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6140 archive and Perzl. Update The Written Word listing.
6142 2008-03-14 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/34043
6145 PR tree-optimization/33989
6146 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6148 (bitmap_find_leader): Use extra argument to verify dominance
6149 relationship inside a basic-block.
6150 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6151 (find_leader_in_sets): Adjust.
6152 (create_component_ref_by_pieces): Take extra argument for
6153 dominance check, handle lookup failures.
6154 (find_or_generate_expression): Likewise.
6155 (create_expression_by_pieces): Likewise.
6156 (insert_into_preds_of_block): Adjust.
6157 (create_value_expr_from): If asked for, verify all operands
6158 are in the blocks AVAIL_OUT set.
6159 (make_values_for_stmt): Check for SSA_NAMEs that are life
6160 over an abnormal edge.
6161 (compute_avail): Remove such check.
6162 (do_SCCVN_insertion): New function.
6163 (eliminate): If we do not find a leader suitable for replacement
6164 insert a replacement expression from SCCVN if available.
6165 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6166 (struct vn_ssa_aux): Add needs_insertion flag.
6167 * tree-ssa-sccvn.c (may_insert): New global flag.
6168 (copy_reference_ops_from_ref): Value-number union member access
6169 based on its size, not type and member if insertion is allowed.
6170 (visit_reference_op_load): For a weak match from union type
6171 punning lookup a view-converted value and insert a SSA_NAME
6172 for that value if that is not found.
6173 (visit_use): Make dumps shorter. Do not disallow value numbering
6174 SSA_NAMEs that are life over an abnormal edge to constants.
6175 (free_scc_vn): Release inserted SSA_NAMEs.
6176 (run_scc_vn): New flag to specify whether insertion is allowed.
6177 Process SSA_NAMEs in forward order.
6178 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6179 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6180 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6181 pointer type to/from integral types that do not change the
6182 precision to regular conversions.
6184 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6186 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6187 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6188 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6189 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6190 input arguments and the mode of return value. Built-in functions
6191 that operate on whole 64-bit MMX register now use V1DI mode.
6193 2008-03-13 Alon Dayan <alond@il.ibm.com>
6194 Olga Golovanevsky <olga@il.ibm.com>
6196 PR tree-optimization/35041
6197 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6198 to locate the right position in a statement.
6200 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6204 * config/i386/xmmintrin.h: Change all static inline functions to
6205 extern inline and add __gnu_inline__ attribute.
6206 * config/i386/bmintrin.h: Ditto.
6207 * config/i386/smmintrin.h: Ditto.
6208 * config/i386/tmmintrin.h: Ditto.
6209 * config/i386/mmintrin-common.h: Ditto.
6210 * config/i386/ammintrin.h: Ditto.
6211 * config/i386/emmintrin.h: Ditto.
6212 * config/i386/pmmintrin.h: Ditto.
6213 * config/i386/mmintrin.h: Ditto.
6214 * config/i386/mm3dnow.h: Ditto.
6216 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6219 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6220 (lower_omp_2): New function.
6221 (lower_omp_1, lower_omp): Rewritten.
6223 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6226 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6227 with the phrase "Microsoft Windows compilers".
6228 (Push/Pop Macro Pragmas): New subsection. Document
6229 #pragma push_macro and pragma pop_macro.
6231 2008-03-12 Paul Brook <paul@codesourcery.com>
6233 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6235 2008-03-12 Paul Brook <paul@codesourcery.com>
6237 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6238 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6239 (thumb2_addsi_shortim): Rename ...
6240 (thumb2_addsi_short): ... to this. Allow register operands.
6241 (thumb2_subsi_short): New pattern.
6242 (thumb2_one_cmplsi2_short,
6243 thumb2_negsi2_short): New patterns and peepholes.
6245 2008-03-12 Paul Brook <paul@codesourcery.com>
6247 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6249 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/i386.md (int_cond): New code iterator.
6253 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6254 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6255 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6256 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6257 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6258 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6259 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6260 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6262 2008-03-12 Paul Brook <paul@codesourcery.com>
6264 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6265 instead of {arm,thumb}_compute_save_reg_mask.
6266 (output_return_instruction): Ditto.
6267 (thumb_unexpanded_epilogue): Ditto.
6268 (thumb1_expand_prologue): Ditto.
6269 (thumb1_output_function_prologue): Ditto.
6270 (arm_set_return_address): Ditto.
6271 (thumb_set_return_address): Ditto.
6272 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6273 regs to achieve stack alignment.
6274 (thumb1_compute_save_reg_mask): Fix compiler warning.
6275 (arm_output_epilogue): Use offsets->saved_regs_mask.
6276 Adjust stack pointer by poping call clobered registers.
6277 (arm_expand_prologue): Use offsets->saved_regs_mask.
6278 Adjust stack pointer by pushing extra registers.
6279 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6281 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6284 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6285 conversion to the operands of a multiplication.
6287 2008-03-12 Richard Guenther <rguenther@suse.de>
6289 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6290 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6291 * timevar.def (TV_TREE_PHIPROP): Add.
6292 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6293 pass description. Use TV_TREE_PHIPROP.
6294 * tree-ssa-forwprop.c: Remove phiprop code.
6296 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6299 * omp-low.c (maybe_lookup_decl): Constify first argument.
6300 (use_pointer_for_field): Change last argument from bool to
6301 omp_context *. Disallow shared copy-in/out in nested
6302 parallel if decl is shared in outer parallel too.
6303 (build_outer_var_ref, scan_sharing_clauses,
6304 lower_rec_input_clauses, lower_copyprivate_clauses,
6305 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6307 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6308 Ira Rosen <irar@il.ibm.com>
6310 * tree-vectorizer.c (free_stmt_vec_info): New function.
6311 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6312 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6313 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6314 * tree-vect-transform.c (vectorizable_conversion): Free
6315 vec_oprnds0 if it was allocated.
6316 (vect_permute_store_chain): Remove unused VECs.
6317 (vectorizable_store): Free VECs that are allocated in the..
6319 (vect_transform_strided_load, vectorizable_load): Likewise.
6320 (vect_remove_stores): Simplify the code.
6321 (vect_transform_loop): Move code to vect_remove_stores().
6322 Call vect_remove_stores() and free_stmt_vec_info().
6324 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6326 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6327 TARGET_HPUX. Revise comment.
6328 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6329 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6330 Use sr4 variant of `be' instruction when not generating PIC code.
6331 (attr_length_call): Adjust for above change.
6333 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6335 * ipa-reference.c (static_execute): Remove module_statics_const and
6336 associated setting code.
6338 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6341 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6342 predicate for operand 1.
6343 (paritysi2_cmp): Use register_operand predicate for operand 2.
6344 Use earlyclobber modifier for operand 1. Remove support for
6346 (paritydi2_cmp): Use register_operand predicate for operand 3.
6347 Use earlyclobber modifier for operand 1. Remove support for
6350 2008-03-11 Paul Brook <paul@codesourcery.com>
6351 Vladimir Prus <vladimir@codesourcery.com>
6353 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6354 (arm_compute_save_reg0_reg12_mask): Always
6355 check if register 11 must be saved. Always safe hard frame pointer
6356 when frame_pointer_needeed.
6357 (arm_compute_save_reg_mask): Save IP and PC
6358 only with apcs frames.
6359 (arm_output_epilogue): Adjust Thumb2 codepath to
6360 be also invoked and work for ARM non-apcs frames.
6361 (arm_expand_prologue): Don't bother saving IP
6362 for non-apcs frame, since it's not clobbered by
6363 prologue code. Implement non-apcs frame
6366 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6368 PR rtl-optimization/35281
6369 * expr.c (convert_move): Use a new pseudo for the intermediate
6370 from_mode->word_mode result.
6372 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6374 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6375 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6376 * toplev.c (compile_file): Don't call it.
6378 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6381 * expr.c (store_expr): Call emit_block_move if the mode
6382 of "temp" RTX is BLKmode.
6384 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6385 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/31358
6388 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6389 the step with a NULL_TREE.
6390 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6391 to sizetype if type is a pointer type.
6392 (add_candidate_1): Don't convert the base and step to
6393 the generic type if the orginal type is a pointer type.
6394 (add_iv_value_candidates): Use sizetype for the step
6395 if type is a pointer type.
6396 (cand_value_at): Likewise.
6397 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6399 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6400 Don't convert the tem affine to the type.
6401 (add_elt_to_tree): Use sizetype for the step if a pointer.
6402 Use POINTER_PLUS_EXPR for pointers.
6403 (aff_combination_to_tree): Use sizetype for the step if a
6406 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6408 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6409 Remove commutativity hint.
6411 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6415 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6416 errorneous type. Check that v is a VAR_DECL.
6419 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6421 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6423 PR tree-optimization/35494
6424 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6425 may be overriden at link and run time.
6427 2008-03-10 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/34677
6430 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6431 (poolify_tree): Likewise.
6432 (modify_expr_template): Likewise.
6433 (poolify_modify_stmt): Likewise.
6434 (insert_fake_stores): Handle all component-ref style stores
6435 in addition to INDIRECT_REF. Also handle complex types.
6436 Do not poolify the inserted load.
6437 (realify_fake_stores): Do not rebuild the tree but only
6438 make it a SSA_NAME copy.
6439 (init_pre): Remove initialzation of modify_expr_template.
6440 Do not allocate modify_expr_node_pool.
6441 (fini_pre): Do not free modify_expr_node_pool.
6443 2008-03-10 Paul Brook <paul@codesourcery.com>
6445 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6448 2008-03-10 Paul Brook <paul@codesourcery.com>
6449 Mark Shinwell <shinwell@codesourcery.com>
6451 * config/arm/cortex-r4.md: New.
6452 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6454 * config/arm/arm.md: Include cortex-r4.md.
6455 (insn): Add smmls, sdiv and udiv values.
6456 (generic_sched): Don't use generic scheduling for Cortex-R4.
6457 (arm_issue_rate): New function.
6458 (TARGET_SCHED_ISSUE_RATE): Define.
6460 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6462 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6464 2008-03-10 Richard Guenther <rguenther@suse.de>
6466 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6467 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6469 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6471 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6472 Set default to true.
6474 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6476 * c.opt (Wsynth): Deprecate.
6477 * doc/invoke.texi (Option Summary, Warning Options): Document
6478 -Wno-format-contains-nul.
6480 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6483 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6484 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6486 2008-03-09 Ira Rosen <irar@il.ibm.com>
6488 * config/rs6000/rs6000.c (builtin_description): Rename vector
6489 left shift operations.
6490 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6491 (altivec_vsl<VI_char>): Rename to ...
6492 (ashl<mode>3): ... new name.
6493 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6495 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6497 2008-03-08 Richard Guenther <rguenther@suse.de>
6499 * coverage.h (tree_coverage_counter_addr): Declare.
6500 * coverage.c (tree_coverage_counter_addr): New function.
6501 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6503 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6504 (tree_gen_one_value_profiler): Likewise.
6505 (tree_gen_ic_profiler): Likewise.
6506 (tree_gen_average_profiler): Likewise.
6507 (tree_gen_ior_profiler): Likewise.
6509 2008-03-08 Richard Guenther <rguenther@suse.de>
6511 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6512 (vn_binary_op_insert): Likewise.
6513 (vn_unary_op_lookup): Likewise.
6514 (vn_unary_op_insert): Likewise.
6515 (vn_nary_op_lookup): Declare.
6516 (vn_nary_op_insert): Likewise.
6517 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6518 and binary hashes, use a single obstack for unary_op_pool
6520 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6521 a single struct vn_nary_op_s. Store tree code length and
6522 a variable number of operands.
6523 (struct vn_reference_op_struct): Remove unused op2.
6524 (vn_reference_op_eq): Do not compare op2.
6525 (vn_reference_op_compute_hash): Do not compute hash of op2.
6526 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6527 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6528 with vn_nary_op_compute_hash.
6529 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6530 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6532 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6534 (visit_unary_op): Call nary functions.
6535 (visit_binary_op): Likewise.
6536 (process_scc): Adjust for struct vn_tables_s changes.
6537 (allocate_vn_table): Likewise.
6538 (free_vn_table): Likewise.
6539 * tree-vn.c (vn_add): Call nary functions.
6540 (vn_lookup): Likewise.
6542 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6545 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6546 wdst back after sync_compare_and_swapqhi_internal.
6548 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6551 * config/i386/i386-modes.def (V1DI): New vector mode.
6552 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6553 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6554 (MMXMODE248): Ditto.
6555 (MMXMODE): Add V1DI mode.
6556 (mmxvecsize): Change DI mode to V1DI mode.
6557 ("mov<mode>): Use MMXMODEI8 mode iterator.
6558 ("*mov<mode>_internal_rex64"): Ditto.
6559 ("*mov<mode>_internal"): Ditto.
6560 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6561 ("mmx_sub<mode>3"): Ditto.
6562 ("mmx_adddi3"): Remove insn pattern.
6563 ("mmx_subdi3"): Ditto.
6564 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6565 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6566 ("mmx_ashl<mode>3"): Ditto.
6567 ("mmx_lshrdi3"): Remove insn pattern.
6568 ("mmx_ashldi3"): Ditto.
6569 * config/i386/i386.c (classify_argument): Handle V1DImode.
6570 (function_arg_advance_32): Ditto.
6571 (function_arg_32): Ditto.
6572 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6573 mmx_addv1di3 insn pattern.
6574 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6575 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6576 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6577 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6578 Remove definitions of built-in functions.
6579 (V1DI_type_node): New node.
6580 (v1di_ftype_v1di_int): Ditto.
6581 (v1di_ftype_v1di_v1di): Ditto.
6582 (v2si_ftype_v2si_si): Ditto.
6583 (v4hi_ftype_v4hi_di): Remove node.
6584 (v2si_ftype_v2si_di): Ditto.
6585 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6586 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6587 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6588 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6589 Add new builtins using def_builtin_const.
6590 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6591 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6592 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6593 * config/i386/mmintrin.h (__v1di): New typedef.
6594 (_mm_add_si64): Cast arguments to __v1di type.
6595 (_mm_sub_si64): Ditto.
6596 (_mm_sll_pi16): Cast __count to __v4hi type.
6597 (_mm_sll_pi32): Cast __count to __v2si type.
6598 (_mm_sll_si64): Cast arguments to __v1di type.
6599 (_mm_srl_pi16): Cast __count to __v4hi type.
6600 (_mm_srl_pi32): Cast __count to __v2si type.
6601 (_mm_srl_si64): Cast arguments to __v1di type.
6602 (_mm_sra_pi16): Cast __count to __v4hi type.
6603 (_mm_sra_pi32): Cast __count to __v2si type.
6604 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6605 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6606 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6607 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6608 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6609 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6610 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6611 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6612 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6613 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6614 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6615 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6617 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6619 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6621 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6624 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6625 reg+const addressing for Altivec modes. Don't generate reg+reg
6626 addressing for TFmode or TDmode quantities.
6628 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6630 * c-common.c (vector_types_convertible_p): Call langhook
6631 instead of comptypes.
6633 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6636 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6637 integral and scalar float variables which have a
6640 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6642 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6643 dwarf_register_span hook when emitting unwind information for
6644 register-to-memory saves.
6645 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6646 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6648 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6650 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6651 for the same VAR_DECL.
6653 2008-03-06 Tom Tromey <tromey@redhat.com>
6656 * doc/standards.texi (Standards): Don't mention treelang.
6657 * doc/invoke.texi (Overall Options): Don't mention treelang.
6658 * doc/install.texi (Prerequisites): Don't mention bison or
6660 (Configuration): Don't mention treelang.
6661 (Building): Likewise.
6662 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6664 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6666 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6667 word-extractions out of a multi-word object.
6669 2008-03-06 Richard Guenther <rguenther@suse.de>
6671 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6672 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6673 result type and precision.
6674 * expr.c (get_inner_reference): Set unsignedp based on the result
6675 type of BIT_FIELD_REF.
6676 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6677 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6678 (try_instantiate_multiple_fields): Likewise. Use the correct type
6680 (sra_build_assignment): Likewise.
6681 (sra_build_elt_assignment): Likewise.
6682 (sra_explode_bitfield_assignment): Likewise.
6683 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6684 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6685 set BIT_FIELD_REF_UNSIGNED.
6686 (vectorizable_load): Likewise.
6688 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6690 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6693 2008-03-06 Richard Guenther <rguenther@suse.de>
6695 * alias.c (struct alias_set_entry): Move has_zero_child field
6696 to pack with alias_set.
6698 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6700 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6703 2008-03-05 Ian Lance Taylor <iant@google.com>
6705 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6707 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6709 * fwprop.c (update_df): Support width and offset parameters of
6711 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6712 global_conflicts): Change DF_REF_EXTRACT to either
6713 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6714 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6715 * df-scan.c (df_ref_record, df_defs_record,
6716 df_ref_create_structure, df_def_record_1, df_uses_record,
6717 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6718 df_bb_refs_collect, df_entry_block_defs_collect,
6719 df_exit_block_uses_collect): Support new width and offset fields.
6720 (ref_extract_pool): New storage pool.
6721 (df_free_ref): New function.
6722 (df_reg_chain_unlink, df_free_collection_rec,
6723 df_sort_and_compress_refs): Call df_free_ref.
6724 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6726 (df_ref_create_structure): Allocate df_ref_extract if offset and
6727 width fields are used.
6728 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6729 (df_uses_record): Get offset and width from ZERO_EXTRACT
6731 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6732 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6733 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6734 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6735 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6736 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6737 (df_ref_extract): New structure.
6738 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6739 (df_ref_create): Add width and offset parameters.
6741 2008-03-05 Richard Guenther <rguenther@suse.de>
6743 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6744 Use ranges_overlap_p.
6745 (offset_overlaps_with_access): Rename
6746 to ranges_overlap_p and move ...
6747 * tree-flow-inline.h (ranges_overlap_p): ... here.
6749 * tree.h (get_inner_reference, handled_component_p): Update
6752 * tree.h (record_component_aliases, get_alias_set,
6753 alias_sets_conflict_p, alias_sets_must_conflict_p,
6754 objects_must_conflict_p): Move declarations ...
6755 * alias.h (record_component_aliases, get_alias_set,
6756 alias_sets_conflict_p, alias_sets_must_conflict_p,
6757 objects_must_conflict_p): ... here.
6758 Include coretypes.h.
6759 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6761 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6763 * cfg.c: Include tree-flow.h.
6764 (remove_edge_raw): Call redirect_edge_var_map_clear.
6765 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6766 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6767 (redirect_edge_var_map_result): New.
6768 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6769 PENDING_STMT use with redirect_edge_var_map_*.
6770 * tree-ssa.c (edge_var_maps): New definition.
6771 (redirect_edge_var_map_add): New.
6772 (redirect_edge_var_map_clear): New.
6773 (redirect_edge_var_map_dup): New.
6774 (redirect_edge_var_map_vector): New.
6775 (redirect_edge_var_map_destroy): New.
6776 (ssa_redirect_edge): Replace PENDING_STMT use with
6777 redirect_edge_var_map_*.
6778 (flush_pending_stmts): Same.
6779 (delete_tree_ssa): Destroy edge var map.
6780 * tree-flow.h (struct _edge_var_map): New.
6781 Define edge_var_map vector type.
6782 Declare redirect_edge_var_map_* prototypes.
6783 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6784 * tree-cfg.c (reinstall_phi_args): Replace
6785 PENDING_STMT use with redirect_edge_var_map_*.
6787 2008-03-05 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/35472
6790 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6791 whose single use_stmt has a overlapping set of loaded and
6792 stored symbols as that use_stmt might be a noop assignment then.
6794 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6796 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6798 2008-03-05 Richard Guenther <rguenther@suse.de>
6801 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6802 should be constants.
6803 * tree-cfg.c (verify_expr): Verify it.
6804 * fold-const.c (fold_truthop): Remove code generating
6805 BIT_FIELD_REFs of structure bases.
6806 (fold_binary): Likewise.
6807 (fold_ternary): Position and size of BIT_FIELD_REFs are
6808 always host integers.
6809 (make_bit_field_ref): Remove.
6810 (optimize_bit_field_compare): Remove.
6811 (all_ones_mask_p): Remove.
6813 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6816 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6817 (split_block_and_df_analyze): New. Split basic block and rebuild
6819 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6821 (split_pattern_seq): Likewise.
6822 (erase_matching_seqs): Likewise.
6823 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6825 2008-03-04 Geoff Keating <geoffk@apple.com>
6827 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6828 declaration and code.
6829 (tree_invalid_nonnegative_warnv_p): Likewise.
6831 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6833 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6834 examples. Truncate option-names then causing overfull hbox.
6836 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6839 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6841 * configure: Rebuilt.
6843 2008-03-04 Rafael Espindola <espindola@google.com>
6845 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6846 (tree_unary_nonnegative_warnv_p): New.
6847 (tree_binary_nonnegative_warnv_p): New.
6848 (tree_single_nonnegative_warnv_p): New.
6849 (tree_invalid_nonnegative_warnv_p): New.
6850 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6852 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6855 * opts.c (handle_option): Postpone 'unknown option' errors only for
6858 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6861 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6864 2008-03-04 Rafael Espindola <espindola@google.com>
6866 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6867 (tree_binary_nonzero_warnv_p): New.
6868 (tree_single_nonzero_warnv_p): New.
6869 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6871 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6874 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6875 transformations for modes that have signed zeros.
6876 * ifcvt.c (noce_try_abs): Ditto.
6878 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6880 * config/i386/i386.c (override_options): Force
6881 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6883 2008-03-04 Jan Hubicka <jh@suse.cz>
6886 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6889 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6891 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6892 label to probe the stack.
6894 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6896 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6897 (__gthr_win32_mutex_destroy): Declare.
6898 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6899 __gthr_win32_mutex_destroy.
6900 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6902 2008-03-03 Jan Hubicka <jh@suse.cz>
6905 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6906 aggressive on inlining cold calls.
6908 2008-03-03 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6911 struct copies into the expression table.
6912 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6913 (try_to_simplify): Likewise.
6914 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6915 integral and pointer arguments which do not change the
6916 precision to NOP_EXPRs.
6917 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6918 VIEW_CONVERT_EXPR case.
6920 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6922 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6923 defined in a loop at depth 0 is invariant.
6924 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6925 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6926 be called at loop depth 0.
6928 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6931 * gcc.c (process_command): Update copyright notice dates.
6932 * gcov.c (print_version): Likewise.
6933 * gcov-dump.c (print_version): Likewise.
6934 * mips-tfile.c (main): Likewise.
6935 * mips-tdump.c (main): Likewise.
6937 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6940 * c-common.c (flag_permissive): Delete.
6941 (constant_expression_warnings): Check flags first.
6942 (constant_expression_error): New.
6943 * c-common.h (flag_permissive): Delete.
6944 (constant_expression_error): Declare.
6945 * flags.h (flag_permissive): Declare. Update description.
6946 * diagnostic.c (pedwarn): Update.
6948 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6949 (permissive_error_kind): New.
6950 * toplev.c (flag_permissive): Define. Update description.
6951 * toplev.h (permissive_error_kind): Declare.
6952 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6953 (pedwarn_c90): Use pedantic_warning_kind.
6954 * c-opts.c (c_common_post_options): flag_permissive does not affect
6955 flag_pedantic_errors.
6957 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6959 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6960 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6961 __absvsi2, __absvDI2): Use unsigned arithmetic.
6963 2008-03-02 Andi Kleen <ak@suse.de>
6964 Richard Guenther <rguenther@suse.de>
6966 * struct-equiv.c: Remove file.
6967 * cfg_cleanup.c (condjump_equiv_p): Remove.
6968 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6969 (struct-equiv.o): Remove rule.
6970 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6971 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6972 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6974 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6976 * ifcvt.c (noce_process_if_block): Try to handle only the then
6977 block if the else block exists but isn't suitable.
6979 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6982 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6983 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6984 regression from previous patch.
6986 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6989 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6991 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6992 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6993 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6994 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6995 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6996 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6997 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6998 (__gthread_mutex_destroy_function): Rename to
6999 __gthread_mutex_destroy.
7000 * gthr-dce.h (__gthread_mutex_destroy): Call
7001 pthread_mutex_destroy.
7002 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7003 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7004 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7006 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7008 * df-scan.c (df_ref_chain_change_bb): Simplify.
7009 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7010 set_block_for_insn if there's any change.
7011 * df.h ((df_insn_change_bb): Fix prototype.
7012 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7013 df_insn_change_bb, don't call set_block_for_insn.
7014 * emit-rtl.c (reorder_insns): Likewise.
7015 * haifa-sched.c (move_insn): Likewise.
7017 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7019 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7021 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7023 * tree-flow-inline.h (next_readonly_imm_use): Return
7024 NULL_USE_OPERAND_P after the end.
7026 2008-03-01 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/35411
7029 * tree-sra.c (sra_build_assignment): Split conversion to
7030 final type to a separate statement if we are not assigning
7033 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7035 * fold-const.c (fold_convertible_p): Correct the logic to follow
7036 that in fold_convert().
7038 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7041 * tree-inline.c (build_duplicate_type): When we make a
7042 duplicate type, make it unique in the canonical types system.
7044 2008-02-29 Tom Tromey <tromey@redhat.com>
7046 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7047 input_file_stack_history, input_file_stack_restored): Remove.
7048 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7049 * input.h (struct file_stack): Remove.
7050 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7051 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7053 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7055 (diagnostic_last_module_changed): Add 'map' argument.
7056 (diagnostic_set_last_function): Likewise.
7057 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7058 line map, not input_file_stack.
7059 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7061 2008-02-29 Paul Brook <paul@codesourcery.com>
7063 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7065 2008-02-29 Paul Brook <paul@codesourcery.com>
7067 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7069 2008-02-29 Richard Guenther <rguenther@suse.de>
7071 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7073 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7074 value for comparing for a store match.
7075 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7076 (try_to_simplify): Do not do a full-blown reference lookup.
7078 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7080 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7081 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7083 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7085 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7087 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7088 strides against cache sizes.
7090 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7092 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7095 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7097 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7098 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7099 is smaller than the original promoted value.
7100 (simplify_subreg): If OP is a SUBREG, try to preserve its
7101 SUBREG_PROMOTED_VAR_P information.
7103 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7105 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7106 (VN_INFO_GET): Allocate new objects on the obstack.
7107 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7108 for rpo_numbers_temp, for consistency.
7109 (free_scc_vn): Free the obstack.
7111 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7113 * doc/invoke.texi: Document -ftree-loop-distribution.
7114 * tree-loop-distribution.c: New.
7115 * tree-pass.h (pass_loop_distribution): New.
7116 * graphds.h (struct graph): Add htab_t indices.
7117 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7118 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7119 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7120 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7121 * tree-data-ref.c (debug_data_dependence_relations): New.
7122 (dump_data_dependence_relation): Also print data references.
7123 (free_data_ref): Extern.
7124 (same_access_functions): Moved...
7125 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7126 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7127 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7128 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7129 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7130 (stmts_from_loop): Skip LABEL_EXPR.
7131 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7133 (build_rdg): Initialize rdg->indices htab.
7134 (free_rdg, stores_from_loop, ref_base_address,
7135 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7136 have_similar_memory_accesses_1, ref_base_address_1,
7137 remove_similar_memory_refs): New.
7138 * tree-data-ref.h: Depend on tree-chrec.h.
7139 (debug_data_dependence_relations, free_data_ref): Declared.
7140 (same_access_functions): ... here.
7141 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7143 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7144 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7145 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7146 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7147 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7148 rdg_vertex_for_stmt): Declared.
7149 (struct rdg_edge): Add level.
7151 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7152 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7154 (rdg_has_similar_memory_accesses): New.
7155 * tree-vect-analyze.c: Remove unused static decls.
7156 * lambda.h (dependence_level): New.
7157 * common.opt (ftree-loop-distribution): New.
7158 * tree-flow.h (mark_virtual_ops_in_bb,
7159 slpeel_tree_duplicate_loop_to_edge_cfg,
7160 rename_variables_in_loop): Declared.
7161 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7162 (OBJS-common): Add tree-loop-distribution.o.
7163 (tree-loop-distribution.o): New rule.
7164 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7165 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7166 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7168 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7171 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7172 other than structures and unions.
7174 2008-02-28 Richard Guenther <rguenther@suse.de>
7177 2008-02-26 Richard Guenther <rguenther@suse.de>
7179 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7180 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7181 (lookup_decl_from_uid): Declare.
7182 (remove_decl_from_map): Likewise.
7183 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7184 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7185 (decl_for_uid_map): New global hashtable mapping DECL_UID
7187 (init_ttree): Allocate it.
7188 (insert_decl_to_uid_decl_map): New helper function.
7189 (make_node_stat): Insert new decls into the map.
7190 (copy_node_stat): Likewise.
7191 (lookup_decl_from_uid): New function.
7192 (remove_decl_from_map): Likewise.
7193 (print_decl_for_uid_map_statistics): New helper.
7194 (dump_tree_statistics): Call it.
7196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7197 (referenced_var_iterator): Adjust.
7198 (FOR_EACH_REFERENCED_VAR): Adjust.
7199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7200 (num_referenced_vars): Adjust.
7201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7202 (first_referenced_var): Remove.
7203 (end_referenced_vars_p): Likewise.
7204 (next_referenced_var): Likewise.
7205 (referenced_var_iterator_set): New helper function.
7206 * tree-dfa.c (referenced_var_lookup): Adjust.
7207 (referenced_var_check_and_insert): Likewise.
7208 (remove_referenced_var): Likewise.
7209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7211 (verify_call_clobbering): Likewise.
7212 (verify_memory_partitions): Likewise.
7213 (init_tree_ssa): Allocate bitmap instead of hashtable for
7215 (delete_tree_ssa): Adjust.
7216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7218 (compute_tag_properties): Likewise.
7219 (set_initial_properties): Likewise.
7220 (find_partition_for): Likewise.
7221 (update_reference_counts): Likewise.
7222 (dump_may_aliases_for): Likewise.
7223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7224 (add_call_clobber_ops): Likewise.
7225 (add_call_read_ops): Likewise.
7226 (get_asm_expr_operands): Likewise.
7227 * tree-into-ssa.c (dump_decl_set): Likewise.
7228 (update_ssa): Likewise.
7229 * tree-sra.c (scan_function): Likewise.
7230 (decide_instantiations): Likewise.
7231 (scalarize_parms): Likewise.
7232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7233 (dsa_named_for): Likewise.
7234 * tree-ssa-structalias.c (update_alias_info): Likewise.
7235 (merge_smts_into): Likewise.
7237 2008-02-27 David Daney <ddaney@avtrex.com>
7240 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7241 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7242 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7243 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7244 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7246 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7249 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7250 (BUILT_IN_NEXTTOWARD): Remove.
7251 (BUILT_IN_NEXTTOWARDF): Ditto.
7252 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7253 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7255 2008-02-27 Tom Tromey <tromey@redhat.com>
7257 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7258 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7260 2008-02-27 Jan Beulich <jbeulich@novell.com>
7262 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7263 update the respective field on newdecl.
7265 2008-02-27 Revital Eres <eres@il.ibm.com>
7267 PR rtl-optimization/34999
7268 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7269 crossing edges that ends with a call insn.
7270 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7271 call insn and clear the EDGE_CROSSING flag of the crossing edge
7272 when fixing fallthru edges.
7274 2008-02-27 Richard Guenther <rguenther@suse.de>
7277 * fold-const.c (fold_unary): Return the correct argument,
7278 converted to the result type.
7280 2008-02-27 Richard Guenther <rguenther@suse.de>
7283 * expr.c (expand_expr_real_1): Assert on rotates that operate
7285 * fold-const.c (fold_binary): Use the types precision, not the
7286 bitsize of the mode if folding rotate expressions. Build rotates
7287 only for full modes.
7289 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7291 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7293 * c-pragma.c (pragma_ns_name): New typedef.
7294 (registered_pp_pragmas): New variable.
7295 (c_pp_lookup_pragma): New function.
7296 (c_register_pragma_1): If flag_preprocess_only, do nothing
7297 for non-expanded pragmas, for expanded ones push pragma's
7298 namespace and name into registered_pp_pragmas vector.
7299 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7300 flag_preprocess_only, don't register GCC pch_preprocess
7301 pragma if flag_preprocess_only.
7302 * c-opts.c (c_common_init): Call init_pragma even if
7303 flag_preprocess_only.
7304 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7305 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7306 cpp_register_pragma if flag_preprocess_only.
7308 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7311 * c-parser.c (c_parser_translation_unit): Warn for empty
7312 translation unit, not empty source file.
7314 2008-02-26 Paul Brook <paul@codesourcery.com>
7316 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7317 operand for Thumb-2.
7318 * config/arm/arm.h (reg_class): Add CORE_REGS.
7319 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7320 (BASE_REG_CLASS): Use CORE_REGS.
7321 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7322 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7323 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7324 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7325 ARM_REGNO_OK_FOR_INDEX_P.
7326 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7327 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7328 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7329 (ldm/stm peepholes): Ditto.
7330 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7331 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7332 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7333 * config/arm/constraints.md: Enable "k" constraint on ARM.
7335 2008-02-27 Ben Elliston <bje@au.ibm.com>
7337 * config/rs6000/rs6000.c: Annotate cache line size field in all
7338 instances of struct processor_costs.
7340 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7342 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7343 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7344 jump_bypass): New counters.
7345 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7346 * dce.c (gate_ud_dce): Same.
7347 (gate_fast_dce): Same.
7348 * dse.c (gate_dse1): New function.
7349 (gate_dse2): New function.
7350 (gate_dse): Merge results of new gate functions.
7351 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7352 (gate_handle_jump_bypass): Add dbg_cnt.
7353 (gate_handle_gcse): Add dbg_cnt.
7354 * ifcvt.c (gate_handle_if_conversion): Same.
7355 (gate_handle_if_after_combine): Same.
7356 (gate_handle_if_after_reload): Same.
7357 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7359 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7361 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7363 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7365 2008-02-26 Jason Merrill <jason@redhat.com>
7368 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7369 alone if it's the naming decl for the type's main variant.
7371 2008-02-26 Tom Tromey <tromey@redhat.com>
7373 * system.h (USE_MAPPED_LOCATION): Poison.
7374 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7375 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7376 (make_goto_expr_edges): Likewise.
7377 (remove_bb): Likewise.
7378 (execute_warn_function_return): Likewise.
7379 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7381 * c-common.c (fname_decl): Remove old location code.
7382 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7384 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7386 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7387 (gen_rtx_ASM_INPUT): Likewise.
7388 (gen_rtx_ASM_INPUT_loc): Likewise.
7389 (get_rtx_asm_OPERANDS): Remove.
7390 * cfglayout.c (insn_locators_alloc): Remove old location code.
7391 (set_curr_insn_source_location): Likewise.
7392 (curr_insn_locator): Likewise.
7393 * print-tree.c (print_node): Remove old location code.
7394 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7395 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7396 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7397 location_from_locus.
7398 (construct_exit_block): Remove old location code.
7399 * emit-rtl.c (force_next_line_note): Remove old location code.
7400 * profile.c (branch_prob): Remove old location code.
7401 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7402 LOC_LINE): Remove old-location variants.
7403 * langhooks.c (lhd_print_error_function): Remove old location
7405 * configure, config.in: Rebuilt.
7406 * configure.ac (--enable-mapped-location): Remove.
7407 * c-decl.c (c_init_decl_processing): Remove old location code.
7408 (finish_function): Likewise.
7409 * recog.c (decode_asm_operands): Remove old location code.
7410 * c-pch.c (c_common_read_pch): Remove old location code.
7411 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7413 * gimple-low.c (lower_function_body): Remove old location code.
7414 * toplev.c (unknown_location): Remove.
7415 (push_srcloc): Remove old-location variant.
7416 (process_options): Remove old location code.
7417 (lang_dependent_init): Likewise.
7418 * input.h (UNKNOWN_LOCATION): Move definition.
7419 (location_t): Undeprecate.
7420 (source_locus): Remove.
7421 (location_from_locus): Remove.
7422 (struct location_s): Remove.
7423 Remove all old-location code.
7424 (input_line, input_filename): Remove.
7425 * final.c (final_scan_insn): Remove old location code.
7426 * diagnostic.c (diagnostic_build_prefix): Remove
7427 USE_MAPPED_LOCATION test.
7428 * tree.h (gimple_stmt) <locus>: Now a location_t.
7429 (tree_exp) <locus>: Likewise.
7430 (DECL_IS_BUILTIN): Remove old-location variant.
7431 (annotate_with_file_line, annotate_with_locus): Likewise.
7432 (expr_locus, set_expr_locus): Update.
7433 * tree.c (build1_stat): Remove old location code.
7434 (last_annotated_node): Remove.
7435 (annotate_with_file_line): Remove old-location variant.
7436 (annotate_with_locus): Likewise.
7437 (expr_location): Remove old location code.
7438 (set_expr_location): Likewise.
7439 (expr_has_location): Likewise.
7440 (expr_locus): Likewise.
7441 (set_expr_locus): Likewise.
7442 (expr_filename): Don't use location_from_locus.
7443 (expr_lineno): Likewise.
7444 * rtl-error.c (location_for_asm): Remove old location code.
7445 * c-lex.c (cb_line_change): Remove old location code.
7446 (fe_file_change): Likewise.
7447 (cb_def_pragma): Likewise.
7448 (c_lex_with_flags): Likewise.
7449 * gengtype.c (do_typedef): Don't special-case location types.
7450 (define_location_structures): Remove.
7451 (main): Don't call define_location_structures.
7452 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7455 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7458 * builtins.def (BUILT_IN_STDARG_START): Remove.
7459 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7460 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7461 * tree-inline.c (inline_forbidden_p_1): Likewise.
7463 2008-02-26 Richard Guenther <rguenther@suse.de>
7465 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7466 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7467 (lookup_decl_from_uid): Declare.
7468 (remove_decl_from_map): Likewise.
7469 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7470 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7471 (decl_for_uid_map): New global hashtable mapping DECL_UID
7473 (init_ttree): Allocate it.
7474 (insert_decl_to_uid_decl_map): New helper function.
7475 (make_node_stat): Insert new decls into the map.
7476 (copy_node_stat): Likewise.
7477 (lookup_decl_from_uid): New function.
7478 (remove_decl_from_map): Likewise.
7479 (print_decl_for_uid_map_statistics): New helper.
7480 (dump_tree_statistics): Call it.
7482 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7483 (referenced_var_iterator): Adjust.
7484 (FOR_EACH_REFERENCED_VAR): Adjust.
7485 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7486 (num_referenced_vars): Adjust.
7487 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7488 (first_referenced_var): Remove.
7489 (end_referenced_vars_p): Likewise.
7490 (next_referenced_var): Likewise.
7491 (referenced_var_iterator_set): New helper function.
7492 * tree-dfa.c (referenced_var_lookup): Adjust.
7493 (referenced_var_check_and_insert): Likewise.
7494 (remove_referenced_var): Likewise.
7495 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7496 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7497 (verify_call_clobbering): Likewise.
7498 (verify_memory_partitions): Likewise.
7499 (init_tree_ssa): Allocate bitmap instead of hashtable for
7501 (delete_tree_ssa): Adjust.
7502 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7503 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7504 (compute_tag_properties): Likewise.
7505 (set_initial_properties): Likewise.
7506 (find_partition_for): Likewise.
7507 (update_reference_counts): Likewise.
7508 (dump_may_aliases_for): Likewise.
7509 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7510 (add_call_clobber_ops): Likewise.
7511 (add_call_read_ops): Likewise.
7512 (get_asm_expr_operands): Likewise.
7513 * tree-into-ssa.c (dump_decl_set): Likewise.
7514 (update_ssa): Likewise.
7515 * tree-sra.c (scan_function): Likewise.
7516 (decide_instantiations): Likewise.
7517 (scalarize_parms): Likewise.
7518 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7519 (dsa_named_for): Likewise.
7520 * tree-ssa-structalias.c (update_alias_info): Likewise.
7521 (merge_smts_into): Likewise.
7523 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7526 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7527 * c-opts.c (c_common_handle_option): Wall enables
7528 Wvolatile-register-var.
7529 * common.opt: Move Wvolatile-register-var to...
7532 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7534 * common.opt (Wlarger-than=): New.
7535 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7537 * opts.c (common_handle_option): Handle -Wlarger-than=.
7538 * optc-gen.awk: Likewise.
7539 * opth-gen.awk: Likewise.
7540 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7541 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7543 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7545 * c-common.c (match_case_to_enum_1): Add appropriate
7546 OPT_W* parameter to warning.
7547 (c_do_switch_warnings): Likewise.
7548 * c-typeck.c (warning_init): Add one more parameter following
7550 (push_init_level): Update call to warning_init.
7551 (pop_init_level): Likewise.
7552 (add_pending_init): Likewise.
7553 (output_init_element: Likewise.
7555 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7558 * toplev.c (toplev_main): If there are warnings or error, print
7559 errors for ignored options.
7560 * opts.c (ignored_options): New static variable.
7561 (postpone_unknown_option_error): New.
7562 (print_ignored_options): New.
7563 (handle_option): Postpone errors for unknown -Wno-* options.
7564 * opts.h (print_ignored_options): Declare.
7566 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7568 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7571 2008-02-25 Richard Guenther <rguenther@suse.de>
7574 2008-02-25 Richard Guenther <rguenther@suse.de>
7576 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7577 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7578 (lookup_decl_from_uid): Declare.
7579 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7580 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7581 (decl_for_uid_map): New global hashtable mapping DECL_UID
7583 (init_ttree): Allocate it.
7584 (insert_decl_to_uid_decl_map): New helper function.
7585 (make_node_stat): Insert new decls into the map.
7586 (copy_node_stat): Likewise.
7587 (lookup_decl_from_uid): New function.
7588 (print_decl_for_uid_map_statistics): New helper.
7589 (dump_tree_statistics): Call it.
7591 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7592 (referenced_var_iterator): Adjust.
7593 (FOR_EACH_REFERENCED_VAR): Adjust.
7594 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7595 (num_referenced_vars): Adjust.
7596 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7597 (first_referenced_var): Remove.
7598 (end_referenced_vars_p): Likewise.
7599 (next_referenced_var): Likewise.
7600 (referenced_var_iterator_set): New helper function.
7601 * tree-dfa.c (referenced_var_lookup): Adjust.
7602 (referenced_var_check_and_insert): Likewise.
7603 (remove_referenced_var): Likewise.
7604 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7605 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7606 (verify_call_clobbering): Likewise.
7607 (verify_memory_partitions): Likewise.
7608 (init_tree_ssa): Allocate bitmap instead of hashtable for
7610 (delete_tree_ssa): Adjust.
7611 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7612 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7613 (compute_tag_properties): Likewise.
7614 (set_initial_properties): Likewise.
7615 (find_partition_for): Likewise.
7616 (update_reference_counts): Likewise.
7617 (dump_may_aliases_for): Likewise.
7618 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7619 (add_call_clobber_ops): Likewise.
7620 (add_call_read_ops): Likewise.
7621 (get_asm_expr_operands): Likewise.
7622 * tree-into-ssa.c (dump_decl_set): Likewise.
7623 (update_ssa): Likewise.
7624 * tree-sra.c (scan_function): Likewise.
7625 (decide_instantiations): Likewise.
7626 (scalarize_parms): Likewise.
7627 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7628 (dsa_named_for): Likewise.
7629 * tree-ssa-structalias.c (update_alias_info): Likewise.
7630 (merge_smts_into): Likewise.
7632 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7635 * doc/invoke.texi (-fcx-limited-range): Document new option.
7636 * toplev.c (process_options): Handle -fcx-fortran-rules.
7637 * common.opt: Add documentation for -fcx-fortran-rules.
7639 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7642 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7643 actual behaviour and C99.
7645 2008-02-26 Ben Elliston <bje@au.ibm.com>
7647 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7648 (ASM_CPU_POWER6_SPEC): Likewise.
7649 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7650 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7651 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7653 2008-02-25 Richard Guenther <rguenther@suse.de>
7655 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7656 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7657 (lookup_decl_from_uid): Declare.
7658 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7659 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7660 (decl_for_uid_map): New global hashtable mapping DECL_UID
7662 (init_ttree): Allocate it.
7663 (insert_decl_to_uid_decl_map): New helper function.
7664 (make_node_stat): Insert new decls into the map.
7665 (copy_node_stat): Likewise.
7666 (lookup_decl_from_uid): New function.
7667 (print_decl_for_uid_map_statistics): New helper.
7668 (dump_tree_statistics): Call it.
7670 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7671 (referenced_var_iterator): Adjust.
7672 (FOR_EACH_REFERENCED_VAR): Adjust.
7673 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7674 (num_referenced_vars): Adjust.
7675 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7676 (first_referenced_var): Remove.
7677 (end_referenced_vars_p): Likewise.
7678 (next_referenced_var): Likewise.
7679 (referenced_var_iterator_set): New helper function.
7680 * tree-dfa.c (referenced_var_lookup): Adjust.
7681 (referenced_var_check_and_insert): Likewise.
7682 (remove_referenced_var): Likewise.
7683 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7684 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7685 (verify_call_clobbering): Likewise.
7686 (verify_memory_partitions): Likewise.
7687 (init_tree_ssa): Allocate bitmap instead of hashtable for
7689 (delete_tree_ssa): Adjust.
7690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7692 (compute_tag_properties): Likewise.
7693 (set_initial_properties): Likewise.
7694 (find_partition_for): Likewise.
7695 (update_reference_counts): Likewise.
7696 (dump_may_aliases_for): Likewise.
7697 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7698 (add_call_clobber_ops): Likewise.
7699 (add_call_read_ops): Likewise.
7700 (get_asm_expr_operands): Likewise.
7701 * tree-into-ssa.c (dump_decl_set): Likewise.
7702 (update_ssa): Likewise.
7703 * tree-sra.c (scan_function): Likewise.
7704 (decide_instantiations): Likewise.
7705 (scalarize_parms): Likewise.
7706 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7707 (dsa_named_for): Likewise.
7708 * tree-ssa-structalias.c (update_alias_info): Likewise.
7709 (merge_smts_into): Likewise.
7711 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7714 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7715 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7716 * alias.h (nonoverlapping_memrefs_p): Likewise.
7718 2008-02-25 Jan Beulich <jbeulich@novell.com>
7720 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7721 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7722 __emultls_get_address, __emultls_register_common,
7723 __floatundi?f, and _Unwind_GetIPInfo.
7724 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7725 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7726 (gen_regparm_prefix): Likewise.
7727 (i386_nlm_encode_section_info): Sync with
7728 config/i386/winnt.c:i386_pe_encode_section_info().
7729 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7730 i386_nlm_mangle_decl_assembler_name): New.
7731 (netware_override_options): New.
7732 * config/i386/netware.h (netware_override_options): Declare.
7733 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7734 (i386_nlm_mangle_decl_assembler_name): Declare.
7735 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7737 2008-02-25 Ben Elliston <bje@au.ibm.com>
7740 * c-decl.c (grokdeclarator): Remove unused local variables
7741 `typedef_type' and `type_as_written'.
7743 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7744 unused local variable `has_hot_blocks'.
7745 (fix_crossing_conditional_branches): Remove unused local variable
7748 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7751 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7752 using DEF_C99_BUILTIN.
7753 (BUILT_IN_NANF): Ditto.
7754 (BUILT_IN_NANL): Ditto.
7756 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7757 Revital Eres <eres@il.ibm.com>
7759 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7760 regarding the order of two dependent insns in the same row.
7762 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7764 * stor-layout.c (layout_decl): Do not bump the alignment of a
7765 bit-field to more than byte alignment if it is packed.
7767 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7769 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7772 2008-02-24 Diego Novillo <dnovillo@google.com>
7774 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7777 * tree-vrp.c (vrp_evaluate_conditional): With
7778 -Wtype-limits, emit a warning when comparing against a
7779 constant outside the natural range of OP0's type.
7780 * c.opt (Wtype-limits): Move ...
7781 * common.opt (Wtype-limits): ... here.
7783 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7785 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7786 * config/rs6000/e300c2c3.md: New file.
7787 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7789 (rs6000_override_options): Add e300c2 and e300c3 cases to
7790 processor_target_table. Do not allow usage of Altivec or Spe
7791 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7792 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7793 * config/rs6000/rs6000.h (processor_type): Add
7794 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7795 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7796 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7797 and ppce300c3. Include e300c2c3.md.
7799 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7801 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7802 instead of TARGET_STRICT_ALIGN.
7804 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7806 * explow.c (memory_address): Assert that the generated address is
7809 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7812 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7813 * config/darwin-ppc-ldouble-patch.def: New file.
7814 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7815 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7816 SUBTARGET_INIT_BUILTINS if defined.
7817 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7820 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7823 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7824 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7826 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7829 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7830 file" warning condtional on -Winvalid-PCH.
7832 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7834 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7836 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7841 prevent reload from using MMX registers.
7842 (*mov<mode>_internal): Ditto.
7843 (*movv2sf_internal_rex64): Ditto.
7844 (*movv2sf_internal): Ditto.
7846 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7848 PR documentation/31569
7849 * doc/install.texi2html: Use makeinfo --no-number-sections.
7851 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7853 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7854 ensure that we can address an entire entity > 8 bytes. Don't
7855 generate reg+reg addressing for such data.
7857 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7859 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7860 strings when optimizing for size, unless the target cares about
7863 2008-02-22 Tom Tromey <tromey@redhat.com>
7865 * regclass.c (current_pass): Remove declaration.
7867 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7869 * config/avr/libgcc.S (__RAMPZ__): Define.
7870 (__do_copy_data): Add for devices with 128KB code memory.
7872 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7874 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7876 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7878 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7880 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7883 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7886 * c-typeck.c (build_binary_op): Warn about floating point
7887 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7889 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7892 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7893 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7895 (rs6000_override_options): Set altivec_abi as default, not override,
7896 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7897 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7898 is used; use new member spe_abi.
7899 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7900 spe_abi and altivec_abi.
7902 2008-02-22 Tomas Bily <tbily@suse.cz>
7904 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7906 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7909 * config.build (build_file_translate): Set to `CMD //c' only if
7911 * Makefile.in (build_file_translate): Improve comment.
7913 2008-02-21 Jan Hubicka <jh@suse.cz>
7915 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7916 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7917 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7919 2008-02-21 Michael Matz <matz@suse.de>
7922 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7924 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7926 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7927 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7929 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7930 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7931 SSE_VEC_FLOAT_MODE_P as insn constraint.
7932 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7933 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7934 sse4a_movntdf using MODEF mode iterator.
7935 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7936 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7937 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7938 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7939 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7940 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7941 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7943 2008-02-21 Richard Guenther <rguenther@suse.de>
7945 * tree.def (PAREN_EXPR): New tree code.
7946 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7948 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7949 * expr.c (expand_expr_real_1): Likewise.
7950 * tree-inline.c (estimate_num_insns_1): Likewise.
7951 * tree-complex.c (expand_complex_move): Likewise.
7952 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7955 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7958 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7960 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7963 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7965 * config/sh/sh.c (find_barrier): Don't go past
7966 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7968 2008-02-20 DJ Delorie <dj@redhat.com>
7970 * config/h8300/h8300.md (insv): Force source operand to be a register.
7972 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7973 as a jump, not as a plain insn.
7975 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7977 * doc/invoke.texi (Warning Options): Add new option
7978 -Wframe-larger-than=.
7979 (-Wframe-larger-than): Document.
7981 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7982 Add declarations for new option variables.
7984 * final.c (final_start_function): Check the frame size
7985 before emission and issue a Wframe-larger-than warning.
7987 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7988 Add definitions for new option variables.
7989 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7991 * common.opt (Wframe-larger-than=): New option.
7993 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7995 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7996 (<sse>_div<mode>3): Ditto.
7997 (<sse>_vmdiv<mode>3): Ditto.
7998 (<sse>_vmsqrt<mode>2): Ditto.
7999 (*smax<mode>3): Ditto.
8000 (sse5_frcz<mode>2): Ditto.
8001 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8004 2008-02-20 Richard Guenther <rguenther@suse.de>
8007 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8008 be happy with INTEGRAL_TYPE_P.
8010 2008-02-20 Richard Guenther <rguenther@suse.de>
8012 * fold-const.c (split_tree): Associate floatig-point expressions
8013 if flag_associative_math is set.
8015 2008-02-20 Richard Guenther <rguenther@suse.de>
8017 * tree.h (fold_real_zero_addition_p): Declare.
8018 * fold-const.c (fold_real_zero_addition_p): Export.
8019 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8020 floating-point operations with zero and one.
8022 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8024 * doc/install.texi: Correct references to CFLAGS, replacing them
8025 with BOOT_CFLAGS. Document flags used during bootstrap for
8028 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8030 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8031 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8032 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8034 (smin<mode>3): Ditto from similar patterns.
8035 (smax<mode>3): Ditto.
8036 (*ieee_smin<mode>3): Ditto.
8037 (*ieee_smax<mode>3): Ditto.
8038 * config/i386/sse.md (sse): New mode attribute.
8039 (mov<mode>): Macroize expander from movv4sf and movv2df using
8040 SSEMODEF2P mode iterator.
8041 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8042 SSE_VEC_FLOAT_MODE_P as insn constraint.
8043 (storent<mode>): Ditto.
8044 (storent<mode>): Macroize expander from storentsf and storentdf using
8045 MODEF mode iterator.
8046 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8047 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8048 (abs<mode>2): Ditto from similar patterns.
8049 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8050 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8051 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8052 (<sse>_vmsqrt<mode>2): Ditto.
8053 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8054 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8055 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8056 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8057 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8058 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8059 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8061 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8062 iterator and SSE_FLOAT_MODE_P as insn constraint.
8063 (<sse>_ucomi): Ditto from similar patterns.
8064 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8065 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8066 SSE_VEC_FLOAT_MODE_P as insn constraint.
8067 (vcond<mode>): Ditto from similar patterns.
8068 (and<mode>3, *and<mode>3): Ditto.
8069 (<sse>_nand<mode>3): Ditto.
8070 (ior<mode>3, *ior<mode>3): Ditto.
8071 (xor<mode>3, *xor<mode>3): Ditto.
8072 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8073 iterator and SSE_FLOAT_MODE_P as insn constraint.
8074 (*nand<mode>3): Ditto from similar patterns.
8075 (*ior<mode>3): Ditto.
8076 (*xor<mode>3): Ditto.
8078 2008-02-20 Ira Rosen <irar@il.ibm.com>
8080 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8081 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8082 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8084 2008-02-19 Jan Hubicka <jh@suse.cz>
8086 * predict.c (tree_bb_level_predictions): Remove variable next
8087 mistakely introduced by previous commit.
8089 2008-02-19 Jan Hubicka <jh@suse.cz>
8091 * predict.c (predict_paths_leading_to): Rewrite.
8092 (predict_paths_for_bb): New.
8093 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8095 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8098 * Makefile.in (build_file_translate): New.
8099 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8100 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8101 * configure.ac (build_file_translate): Substitute it.
8102 * configure: Regenerate.
8104 2008-02-19 Jan Hubicka <jh@suse.cz>
8106 PR rtl-optimization/34408
8107 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8110 2008-02-19 Jan Hubicka <jh@suse.cz>
8113 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8116 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8119 * config/i386/i386-modes.def: Revert the last DI alignment
8120 change until Ada people can look into it.
8122 2008-02-19 Nick Clifton <nickc@redhat.com>
8124 * opts.c (print_specific_help): Fix typo in --help text.
8126 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8129 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8130 32-bit inline asm without asm alternatives for host GCC < 3.0.
8132 2008-02-19 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/34989
8135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8136 Allow propagation to INDIRECT_REF if we can simplify only.
8138 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8140 * c-common.c (warn_for_collisions_1): Use appropriate option when
8143 2008-02-19 Nick Clifton <nickc@redhat.com>
8146 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8147 (handle_options): Fix indentation.
8148 (print_filtered_help): If no language-specific options were
8149 displayed tell the user how to list all the options supported by
8150 the language's front-end.
8151 (print_specific_help): Fix indentation and remove duplicate line.
8152 (common_handle_option): Handle the -v option.
8153 For --help enable the display of undocumented options if the -v
8154 switch has been included on the command line.
8155 For --help= check for overlaps in the arguments between the option
8156 classes and the language names and issue a warning when they
8157 cannot be disambiguated.
8158 * c.opt (v): Pass on to the common option handler.
8160 2008-02-19 Revital Eres <eres@il.ibm.com>
8162 * modulo-sched.c (sms_schedule): Change dump message when
8163 create_ddg function fails.
8164 (try_scheduling_node_in_cycle): Rename row to cycle.
8165 (print_partial_schedule): Rename CYCLE to ROW.
8167 2008-02-19 Christian Bruel <christian.bruel@st.com>
8168 Zdenek Dvorak <ook@ucw.cz>
8170 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8172 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8175 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8176 (*x86_movdicc_0_m1_se): Ditto.
8178 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8181 (CMPtype): Define as __gcc_CMPtype.
8182 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8183 (CMPtype): Define as __gcc_CMPtype.
8185 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8187 Support valgrind 3.3 for --enable-checking=valgrind.
8188 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8190 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8191 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8192 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8193 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8194 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8195 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8196 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8198 * ggc-zone.c: Similar.
8199 * ggc-page.c: Similar.
8201 2008-02-19 Paul Brook <paul@codesourcery.com>
8204 * config/arm/ieee754-df.S: Fix do_it typo.
8205 * config/arm/ieee754-sf.S: Fix do_it typo.
8207 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8210 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8211 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8212 (OPTION_MASK_ISA_SSE_SET): Likewise.
8213 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8214 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8215 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8216 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8217 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8218 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8219 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8220 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8221 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8222 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8223 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8224 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8225 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8226 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8227 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8228 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8229 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8230 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8231 (OPTION_MASK_ISA_SSE4): Removed.
8232 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8233 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8234 (override_options): Don't turn on implied SSE/MMX bits in
8237 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8239 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8242 2008-02-18 Joey Ye <joey.ye@intel.com>
8245 * tree-nested.c (insert_field_into_struct): Set type alignment
8246 to field alignment if the former is less than the latter.
8248 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8250 * BASE-VER: Set to 4.4.0.
8252 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8254 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8255 * doc/cfg.texi: Likewise.
8256 * doc/extend.texi: Likewise.
8257 * doc/gty.texi: Likewise.
8258 * doc/invoke.texi: Likewise.
8259 * doc/loop.texi: Likewise.
8260 * doc/md.texi: Likewise.
8261 * doc/passes.texi: Likewise.
8262 * doc/rtl.texi: Likewise.
8263 * doc/sourcebuild.texi: Likewise.
8264 * doc/tm.texi: Likewise.
8265 * doc/tree-ssa.texi: Likewise.
8267 2008-02-17 Richard Guenther <rguenther@suse.de>
8270 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8271 without default definition.
8273 2008-02-17 Richard Guenther <rguenther@suse.de>
8275 PR tree-optimization/35231
8276 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8279 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8282 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8284 libgcc_cmp_return mode.
8286 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8289 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8291 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8293 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8296 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8298 * doc/c-tree.texi: Use `@.' where appropriate.
8299 * doc/extend.texi: Likewise.
8300 * doc/install.texi: Likewise.
8301 * doc/invoke.texi: Likewise.
8302 * doc/loop.texi: Likewise.
8303 * doc/makefile.texi: Likewise.
8304 * doc/md.texi: Likewise.
8305 * doc/passes.texi: Likewise.
8306 * doc/standards.texi: Likewise.
8307 * doc/tm.texi: Likewise.
8309 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8312 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8314 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8315 rather than in entry_bb.
8317 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8320 libgcc_cmp_return mode.
8322 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8325 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8326 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8328 2008-02-15 Richard Guenther <rguenther@suse.de>
8329 Zdenek Dvorak <ook@ucw.cz>
8331 PR tree-optimization/35164
8332 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8333 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8335 Only propagate addresses which do not have abnormal SSA_NAMEs
8338 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8341 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8343 2008-02-15 Jan Hubicka <jh@suse.cz>
8346 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8348 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8351 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8352 when calculating alignment_pad.
8354 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8356 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8357 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8358 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8359 and STACK_BOUNDARY define.
8361 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8363 PR preprocessor/35061
8364 * c-pragma.c (handle_pragma_pop_macro): Check that
8365 pushed_macro_table has been allocated.
8367 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8370 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8371 (force_gimple_operand): Likewise.
8372 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8373 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8374 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8375 (find_interesting_uses_address): Check addressability and alignment
8376 of the base expression only after substituting bases of IVs into it.
8378 2008-02-14 Michael Matz <matz@suse.de>
8381 * function.c (instantiate_virtual_regs_in_insn): Reload address
8382 before falling back to reloading the whole operand.
8384 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8386 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8387 before the first section switch note.
8389 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8391 * doc/bugreport.texi: Update copyright years.
8392 * doc/c-tree.texi: Likewise.
8393 * doc/cfg.texi: Likewise.
8394 * doc/cpp.texi: Likewise.
8395 * doc/cppinternals.texi: Likewise.
8396 * doc/fragments.texi: Likewise.
8397 * doc/frontends.texi: Likewise.
8398 * doc/gcc.texi: Likewise.
8399 * doc/gty.texi: Likewise.
8400 * doc/hostconfig.texi: Likewise.
8401 * doc/implement-c.texi: Likewise.
8402 * doc/libgcc.texi: Likewise.
8403 * doc/loop.texi: Likewise.
8404 * doc/makefile.texi: Likewise.
8405 * doc/options.texi: Likewise.
8406 * doc/passes.texi: Likewise.
8407 * doc/rtl.texi: Likewise.
8408 * doc/sourcebuild.texi: Likewise.
8409 * doc/standards.texi: Likewise.
8410 * doc/tree-ssa.texi: Likewise.
8411 * doc/trouble.texi: Likewise.
8413 * doc/extend.texi: Use @: or add comma where appropriate.
8414 * doc/invoke.texi: Likewise.
8415 * doc/tm.texi: Likewise.
8417 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8420 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8423 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8425 * doc/md.texi (clz, ctz): Add reference.
8426 * doc/rtl.texi (clz, ctz): Likewise.
8428 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8431 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8434 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8436 * config/s390/s390.c (struct constant_pool): New field
8437 emit_pool_after added.
8438 (s390_mainpool_start): Set the emit_pool_after flag according
8439 to the section switch notes.
8440 (s390_mainpool_finish): Consider emit_pool_after when emitting
8441 the literal pool at the end of the function.
8442 (s390_chunkify_start): Force literal pool splits at section
8445 2008-02-13 Michael Matz <matz@suse.de>
8448 * var-tracking.c (clobber_variable_part): Correctly traverse the
8451 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8454 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8455 Add -fdump-ipa-inline.
8456 * tree-dump.c (dump_files): Remove tree-inlined dump.
8457 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8459 2008-02-12 Richard Guenther <rguenther@suse.de>
8461 PR tree-optimization/35171
8462 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8465 2008-02-12 Richard Guenther <rguenther@suse.de>
8468 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8469 value-preserving mode. Disallow final truncation.
8471 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8474 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8475 code from here to...
8476 (force_gimple_operand): ...here.
8478 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8481 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8482 non-compatible pointers.
8483 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8484 different FIELD_DECLs, try harder by comparing field offsets, sizes
8488 * function.c (match_asm_constraints_1): Don't replace the same input
8491 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8493 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8494 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8495 (expand_epilogue): Restore RAMPZ register.
8496 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8498 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8500 * config/i386/cygwin.asm: (__alloca): Correct calling
8501 convention and alignment.
8502 (__chkstk): Force 8 byte stack alignment.
8504 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8505 Richard Guenther <rguenther@suse.de>
8507 PR tree-optimization/33992
8508 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8509 the zero we compare against.
8511 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8514 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8515 to CloseHandle after unlocking to prevent accumulation of handle
8518 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8521 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8522 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8523 and update LABEL_NUSES during and after reload.
8525 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8528 * combine.c (simplify_if_then_else): Make sure the comparison is
8529 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8531 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8534 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8535 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8536 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8537 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8538 * tree.h (get_type_static_bounds): Likewise.
8540 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8542 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8543 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8544 Make -Wfoo language annotations match what the compiler outputs.
8546 2008-02-08 Sa Liu <saliu@de.ibm.com>
8548 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8549 intrinsics spu_convts, spu_convtu, spu_convtf.
8551 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8553 * doc/extend.texi (Function Attributes) <noinline>: Mention
8554 asm ("") as method to keep calls.
8556 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8559 * doc/options.texi (Options): Replace references to opts.sh with
8561 * opts-common.c: Likewise.
8562 * optc-gen.awk: Likewise.
8564 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8566 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8568 2008-02-07 Richard Henderson <rth@redhat.com>
8571 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8572 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8575 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8577 PR tree-optimization/35085
8578 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8579 for operand entry oe2 in addition to operand entry oe3 in order to
8580 expose more opportunities for vectorizer sum reduction.
8582 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8585 * Makefile.in (LIBS): Remove $(GMPLIBS).
8586 (cc1-dummy, cc1): Add $(GMPLIBS).
8588 2008-02-06 Jan Hubicka <jh@suse.cz>
8591 * i386.md (moddf_integer): Do not produce partial memory stalls for
8592 targets where it hurts.
8594 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8597 * optabs.c (expand_float): Do not check for decimal modes when
8598 expanding unsigned integer through signed conversion.
8600 2008-02-06 Nick Clifton <nickc@redhat.com>
8602 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8603 inside the clobber with a match_operand and duplicated operand
8604 number in the constraint.
8605 (ineqbranchsi): Delete redundant comment.
8607 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8609 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8610 builtin_define ("__USE_INIT_FINI__").
8611 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8613 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8615 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8617 PR documentation/30330
8618 * doc/invoke.texi (C++ Dialect Options)
8619 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8620 For each warning option -Wfoo that allows -Wno-foo, ensure both
8621 -Wfoo and -Wno-foo are listed in the option index. Fix index
8622 entry of -Wswitch-default, index -Wnormalized= including the
8623 `=', and -Wlarger-than-@var{len} including @var{len}.
8625 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/i386.md (floatunssisf2): Use
8628 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8629 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8630 Macroize expander using MODEF mode iterator.
8632 2008-02-05 Diego Novillo <dnovillo@google.com>
8634 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8637 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8639 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8642 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8644 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8648 to indicate if a message should be generated.
8649 (init_cumulative_args): Updated.
8650 (function_value_32): Likewise.
8652 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8654 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8656 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8660 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8662 2008-02-04 Diego Novillo <dnovillo@google.com>
8664 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8667 * tree-vrp.c (vrp_evaluate_conditional): With
8668 -Wtype-limits, emit a warning when comparing against a
8669 constant outside the natural range of OP0's type.
8671 2008-02-04 Richard Guenther <rguenther@suse.de>
8674 * expr.c (count_type_elements): Give for unions instead of
8677 2008-02-04 Richard Guenther <rguenther@suse.de>
8680 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8681 to TYPE_DOMAINs base type instead of using bitsizetype here.
8683 2008-02-03 Jason Merrill <jason@redhat.com>
8685 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8687 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8690 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8691 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8692 (RS/6000 and PowerPC Options): Fix typos and markup.
8693 * doc/passes.texi (Tree-SSA passes): Likewise.
8695 2008-02-02 Michael Matz <matz@suse.de>
8698 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8699 from record_last_reg_set_info.
8700 (record_last_reg_set_info): Take an RTX argument, iterate over all
8701 constituent hardregs.
8702 (record_last_set_info, record_opr_changes): Change calls to
8703 new signature or to record_last_reg_set_info_regno.
8705 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8707 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8709 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8711 PR rtl-optimization/34773
8712 * reg-notes.def (EQUAL): Mention significance of combination of
8713 REG_EQUAL and REG_RETVAL.
8714 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8715 insn that has a REG_RETVAL.
8717 2008-02-01 Roger Sayle <roger@eyesopen.com>
8720 * configure.ac (--enable-fixed-point): Disable unless explicitly
8722 * configure: Regenerate.
8724 2008-02-01 Richard Guenther <rguenther@suse.de>
8727 * invoke.texi (-finline-limit): Remove no longer true parts
8728 of the documentation. Note that there is no default value.
8730 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8731 Mark Mitchell <mark@codesourcery.com>
8732 Ben Elliston <bje@au.ibm.com>
8735 * doc/extend.texi (Other Builtins): Document.
8737 2008-01-31 Tom Browder <tom.browder@gmail.com>
8739 * doc/c-tree.texi (Types): Fix grammar.
8740 (Expression trees): Ditto.
8741 * doc/passes.texi (Tree-SSA passes): Ditto.
8743 * doc/configterms.texi (Configure Terms): Fix typo.
8744 * doc/cpp.texi (Common Predefined Macros): Ditto.
8745 * doc/md.texi (Machine Constraints): Ditto.
8747 * doc/makefile.texi (Makefile): Add comma.
8749 2008-01-31 Tom Browder <tom.browder@gmail.com>
8750 Gerald Pfeifer <gerald@pfeifer.com>
8752 * doc/sourcebuild.texi (Front End): Remove references to CVS
8753 and CVSROOT/modules.
8754 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8755 (Back End): Remove reference to CVS.
8757 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8760 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8762 (mips16_gp_pseudo_reg): ...here.
8763 * config/mips/mips.md (load_const_gp): Replace with...
8764 (load_const_gp_<mode>): ...this :P-based insn.
8766 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8768 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8769 options. Minor fixes.
8770 (-std): Move reference to standards closer to where language
8771 standards are first mentioned.
8773 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8775 PR rtl-optimization/34995
8776 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8777 parameter and return a bool. If the rtx parameter is nonnull,
8778 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8779 (find_reloads): Update call accordingly. Pass the new operand
8780 if it needed no address reloads, otherwise pass null.
8782 2008-01-30 Richard Henderson <rth@redhat.com>
8785 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8786 for unbounded arrays.
8788 2008-01-30 Silvius Rus <rus@google.com>
8790 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8792 2008-01-30 Jan Hubicka <jh@suse.cz>
8795 * i386.c (init_cumulative_args): Use real function declaration when
8798 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8800 PR rtl-optimization/34998
8801 * global.c (build_insn_chain): Treat non-subreg_lowpart
8802 SUBREGs of pseudos as clobbering all the words covered by the
8803 SUBREG, not just all the bytes.
8804 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8805 original df_ref rather than an extract parameter.
8806 (global_conflicts): Update call accordingly.
8808 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8810 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8811 the overflow check to make it easier to read.
8812 (__fixtfdi): Change the type of the ll member in union
8813 long_double to UDItype_x.
8815 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8818 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8819 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8820 * tree-inline.c (fold_marked_statements): Call
8821 cgraph_update_edges_for_call_stmt if folding a call statement.
8822 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8823 debug_generic_stmt calls, reset it back afterwards.
8826 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8828 * c-typeck.c (build_external_ref): Don't pedwarn about
8829 static vars in current function's scope.
8831 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8833 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8835 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8838 * ipa-struct-reorg.c: Fix spelling.
8839 * params.def: Ditto.
8841 2008-01-29 Richard Guenther <rguenther@suse.de>
8844 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8846 * tree-inline.c (remap_type): Increment remapping_type_depth
8847 around remapping types.
8848 (copy_body_r): Only add referenced variables if they are referenced
8849 from code, not types.
8851 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8862 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8863 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8865 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8868 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8869 pointer for tiny stack.
8871 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8873 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8875 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8877 * config/vx-common.h: Fix typo in comment.
8879 2008-01-28 Ian Lance Taylor <iant@google.com>
8883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8884 coalesce pointers if they have different DECL_NO_TBAA_P values.
8885 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8886 between variables with different DECL_NO_TBAA_P values.
8888 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8891 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8892 are not legitimate small data references on SPE targets.
8894 2008-01-28 David Daney <ddaney@avtrex.com>
8896 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8898 2008-01-28 David Daney <ddaney@avtrex.com>
8900 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8902 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8904 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8905 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8906 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8907 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8908 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8909 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8910 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8911 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8913 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8915 * basic-block.h (condjump_equiv_p): Fix comment.
8917 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8919 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8920 print_generic_stmt_indented): Fix comment.
8922 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8924 * configure.ac (__stack_chk_fail): Add detecion for availability
8925 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8926 * configure: Regenerate.
8928 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8931 * final.c (output_addr_const): Handle TRUNCATE.
8933 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8936 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8937 (zero_cost, infinite_cost): New constants.
8938 (struct cost_pair): Change type of cost to comp_cost.
8939 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8940 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8942 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8943 split_address_cost, ptr_difference_cost, difference_cost,
8944 get_computation_cost_at, get_computation_cost,
8945 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8946 determine_use_iv_cost_condition, determine_use_iv_costs,
8947 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8948 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8949 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8950 Change type of cost to comp_cost.
8951 (determine_iv_cost): Increase cost of non-original ivs, instead
8952 of decreasing the cost of original ones.
8953 (get_address_cost): Indicate the complexity of the addressing mode
8955 (try_add_cand_for): Prefer using ivs not specific to some object.
8956 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8958 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8959 Janis Johnson <janis187@us.ibm.com>
8962 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8963 (TARGET_INSTANTIATE_DECLS): Likewise.
8964 * target.h (expand_to_rtl_hook): New target hook.
8965 (instantiate_decls): Likewise.
8966 * function.c (instantiate_decl): Make non-static. Rename to...
8967 (instantiate_decl_rtl): ... this.
8968 (instantiate_expr): Use instantiate_decl_rtl.
8969 (instantiate_decls_1): Likewise.
8970 (instantiate_decls): Likewise.
8971 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8972 * function.h (instantiate_decl_rtl): Add prototype.
8973 * cfgexpand.c (target.h): New include.
8974 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8975 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8976 (TARGET_INSTANTIATE_DECLS): Likewise.
8977 (TARGET_INITIALIZER): New target hooks added.
8978 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8980 * config/rs6000/rs6000.c (tree-flow.h): New include.
8981 (machine_function): Add sdmode_stack_slot field.
8982 (rs6000_alloc_sdmode_stack_slot): New function.
8983 (rs6000_instantiate_decls): Likewise.
8984 (rs6000_secondary_memory_needed_rtx): Likewise.
8985 (rs6000_check_sdmode): Likewise.
8986 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8987 (TARGET_INSTANTIATE_DECLS): Likewise.
8988 (rs6000_hard_regno_mode_ok): Allow SDmode.
8989 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8990 (rs6000_emit_move): Handle SDmode.
8991 (function_arg_advance): Likewise.
8992 (function_arg): Likewise.
8993 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8994 SDmode var args for 32-bit compiles.
8995 (rs6000_secondary_reload_class): Handle SDmode.
8996 (rs6000_output_function_epilogue): Likewise.
8997 (rs6000_function_value): Simplify if statement.
8998 (rs6000_libcall_value): Likewise.
8999 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9000 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9001 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9002 (movsd_hardfloat): New define_insn.
9003 (movsd_softfloat): Likewise.
9004 (movsd_store): Likewise.
9005 (movsd_load): Likewise.
9006 (extendsddd2): Likewise.
9007 (extendsdtd2): Likewise.
9008 (truncddsd2): Likewise.
9009 (movdd_hardfloat64): Fixup comment.
9010 (UNSPEC_MOVSD_LOAD): New constant.
9011 (UNSPEC_MOVSD_STORE): Likewise.
9013 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9016 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9018 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9019 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9020 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9023 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9026 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9027 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9028 __LONGDOUBLE128 too.
9029 * config/rs6000/aix61.h: New file.
9031 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9033 PR rtl-optimization/34959
9034 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9035 popcount and parity rtxes the same mode as their operand.
9036 Truncate or extend the result to the return value's mode
9039 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9042 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9043 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9044 to GOT_VERSION_REGNUM.
9045 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9046 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9047 * config/mips/mips.c (mips_emit_call_insn): New function.
9048 (mips_call_tls_get_addr): Call mips_expand_call directly.
9049 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9051 (mips16_build_call_stub): Likewise. Return the call insn or null.
9052 (mips_expand_call): Update the call to mips16_build_call_stub
9053 accordingly and a remove redundant condition. Assert that MIPS16
9054 stubs do not use lazy binding. Use mips_emit_call_insn and return
9056 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9058 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9059 (mips_avoid_hazard): Remove hazard_set handling.
9060 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9061 (UNSPEC_RESTORE_GP): ...this.
9062 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9063 (FAKE_CALL_REGNO): Rename to...
9064 (GOT_VERSION_REGNUM): ...this.
9065 (type): Add "ghost" value. Add an associated insn reservation.
9066 (hazard_set): Remove.
9067 (exception_receiver): Rename to...
9068 (restore_gp): ...this and update the unspec identifier accordingly.
9069 (exception_receiver, nonlocal_got_receiver): New expanders.
9070 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9071 FAKE_CALL_REGNO. Remove hazard_set attribute.
9072 (set_got_version, update_got_version): New patterns.
9074 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9077 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9079 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9082 * doc/install.texi2html: Generate gcc-vers.texi.
9084 2008-01-25 DJ Delorie <dj@redhat.com>
9086 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9088 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9090 * config/c4x: Remove directory.
9091 * config.gcc (crx-*, mt-*): Mark obsolete.
9092 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9093 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9094 sh-*-rtemscoff*): Remove cases.
9095 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9096 * real.c (encode_c4x_single, decode_c4x_single,
9097 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9098 c4x_extended_format): Remove.
9099 * real.h (c4x_single_format, c4x_extended_format): Remove.
9100 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9102 (Pragmas): Remove comment about c4x pragmas.
9103 * doc/install.texi (c4x): Remove target-specific instructions.
9104 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9105 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9106 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9107 refer to C4x source files as examples.
9108 (C4X_FLOAT_FORMAT): Remove documentation.
9110 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9112 * config/bfin/bfin.c (override_options): Reorder tests so that
9113 flag_pic gets enabled for -msep-data.
9115 2008-01-25 Richard Guenther <rguenther@suse.de>
9118 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9119 to its bitfield precision if required.
9121 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9124 * tree-nested.c (walk_omp_for): New function.
9125 (convert_nonlocal_reference, convert_local_reference): Call
9126 walk_omp_for on OMP_FOR.
9127 (convert_call_expr): Call walk_body on OMP_FOR's
9128 OMP_FOR_PRE_INIT_BODY.
9130 2008-01-25 Richard Guenther <rguenther@suse.de>
9132 PR tree-optimization/34966
9133 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9134 default defs and PHI_NODEs we have to insert after the
9137 2008-01-24 Nick Clifton <nickc@redhat.com>
9139 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9140 Provide a default definition.
9141 (LIBGCC2_UNITS_PER_WORD): Likewise.
9143 * config/stormy16/stormy16.c: Include df.h for the prototype
9144 for df_regs_ever_live_p.
9145 (xstormy16_expand_builtin_va_start): Convert the stack offset
9146 into a component_ref and then use POINTER_PLUS_EXPR to add it
9147 to the incoming_virtual_args_rtx.
9148 (xstormy16_gimplify_va_arg_expr): Rename to
9149 xstormy16_gimplify_va_arg_expr.
9150 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9151 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9152 xstormy16_gimplify_va_arg_expr.
9153 Fix up some formatting issues.
9155 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9156 Move to predicates.md.
9157 (xs_hi_general_operand): Likewise.
9158 (xs_hi_nonmemory_operand): Likewise.
9159 * config/stormy16/predicates.md:
9160 (xstormy16_carry_plus_operand): New predicate.
9161 (xs_hi_general_operand): New predicate.
9162 (xs_hi_nonmemory_operand): New predicate.
9163 * config/stormy16/stormy16-protos.h:
9164 (xstormy16_carry_plus_operand): Delete prototype.
9165 (xs_hi_general_operand): Likewise.
9166 (xs_hi_nonmemory_operand): Likewise.
9168 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9169 modifiers as they are no longer needed and they can trigger
9170 reload spill failures.
9172 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9173 with a match_operand in order to help reload.
9175 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9176 constraint with 'e' for the 8th alternative as this version of
9177 the mov.w instruction only accepts the lower 8 registers.
9179 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9182 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9183 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9186 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9189 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9191 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9193 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9195 (remove_structure): Update allocations list before removing structure.
9197 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9199 * ipa-struct-reorg.c (is_safe_cond_expr,
9200 create_new_stmts_for_cond_expr): Use integer_zerop function,
9201 that recognize not only zero-pointer, but zero-integer too.
9203 2008-01-25 Ben Elliston <bje@au.ibm.com>
9206 * fixproto: Escape "." in sed expression that strips leading "./".
9208 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9211 * gcc.c (SWITCH_OK): Removed.
9212 (SWITCH_LIVE): Changed to bit.
9213 (SWITCH_FALSE): Likewise.
9214 (SWITCH_IGNORE): Likewise.
9215 (switchstr): Change live_cond to unsigned int.
9216 (process_command): Replace SWITCH_OK with 0.
9217 (do_self_spec): Likewise.
9218 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9219 (give_switch): Likewise.
9220 (used_arg): Likewise.
9221 (do_spec_1): Set the SWITCH_IGNORE bit.
9222 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9223 bits. Set the SWITCH_LIVE bit.
9225 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9227 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9229 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9231 PR tree-optimization/34472
9232 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9233 parameter to a "bool *" and set *DATA to false if there is
9234 an unsafe access. Do not delete the structure here.
9235 (check_cond_exprs): Delete it here instead.
9236 (check_cond_exprs, exclude_cold_structs): Do not increase
9237 I when removing a structure.
9239 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9242 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9243 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9245 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9248 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9249 a fixed vector for stack.
9251 2008-01-24 Ben Elliston <bje@au.ibm.com>
9254 * doc/gcc.texi (Software development): Add a direntry for g++.
9256 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9258 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9259 stale and straggling -fforce-addr comments above.
9261 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9263 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9264 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9266 2008-01-23 Michael Matz <matz@suse.de>
9269 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9272 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9274 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9277 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9279 * config/avr/avr.c (avr_current_arch): New variable.
9280 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9281 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9282 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9283 (avr_override_options): Init 'avr_current_arch'.
9284 (base_arch_s): Move from here...
9285 * config/avr/avr.h (base_arch_s): ... here. Add new members
9286 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9287 'mega' to 'have_jmp_call'.
9288 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9289 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9291 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9293 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9294 MULTILIB_MATCHES): (Ditto.).
9296 2008-01-23 Richard Guenther <rguenther@suse.de>
9299 * cgraphunit.c (cgraph_reset_node): Always mark the node
9300 not reachable if it is not queued already.
9302 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9304 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9305 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9306 (cputype_selected): New static variable.
9307 (bfin_handle_option): Set it if -mcpu is used.
9308 (override_option): Select default set of workarounds if no cpu type
9309 selected on the command line.
9310 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9312 From Michael Frysinger <michael.frysinger@analog.com>
9313 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9314 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9316 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9317 for bf547, bf523, bf524, and bf526.
9318 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9320 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9321 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9322 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9323 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9324 * doc/invoke.texi (Blackfin Options): Document that
9325 -mcpu now accept bf547, bf523, bf524, and bf526.
9327 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9329 PR rtl-optimization/34628
9330 * combine.c (try_combine): Stop and undo after the first combination
9331 if an autoincrement side-effect on the first insn has effectively
9334 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9337 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9338 Offset addresses are not valid for Altivec or paired float modes.
9340 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9343 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9344 if DECL_INITIAL (decl) is error_mark_node.
9347 * c-common.c (handle_vector_size_attribute): Only allow
9348 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9349 the same way as pointer, array etc. types.
9350 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9353 * tree.c (build_type_attribute_qual_variant): Call
9354 build_qualified_type if attributes are equal, but quals are not.
9356 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9359 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9360 * flags.h (warn_strict_aliasing): Remove.
9361 (warn_strict_overflow): Remove.
9362 * opts.c (warn_strict_aliasing): Remove.
9363 (warn_strict_overflow): Remove.
9364 * c-opts.c (c_common_handle_option): -Wall only sets
9365 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9366 (c_common_post_options): Give default values to -Wstrict-aliasing
9367 and -Wstrict-overflow if they are uninitialized.
9368 * common.opt (Wstrict-aliasing): Specify Var and Init.
9369 (Wstrict-overflow): Likewise.
9371 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9373 PR rtl-optimization/26854
9374 PR rtl-optimization/34400
9375 PR rtl-optimization/34884
9376 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9378 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9379 (df_rd_bb_info.expanded_lr_out): Deleted
9380 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9381 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9382 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9383 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9384 Removed code to allocate, initialize or free expanded_lr_out.
9385 (df_rd_bb_local_compute_process_def): Restructured to make more
9387 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9388 sets if the sets are being trimmed.
9390 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9393 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9394 (as_vers): Likewise.
9395 * configure: Regenerated.
9397 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9400 * tree-pass.h (pass_build_alias): New pass.
9401 * tree-ssa-alias.c (gate_build_alias): New.
9402 (pass_build_alias): New.
9403 * passes.c (init_optimization_passes): Add pass_build_alias after
9404 pass_create_structure_vars.
9406 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9408 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9409 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9410 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9411 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9412 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9413 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9414 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9415 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9416 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9417 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9418 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9419 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9420 * config/s390/s390.md (FP_ALL): New mode iterator.
9421 (_d): New mode attribute.
9422 ("*signbit<mode>2>"): Changed mode of first operand.
9423 ("isinf<mode>2"): Changed mode of first operand.
9424 ("*TDC_insn"): Adaptation for DFP modes.
9426 2008-01-22 Ben Elliston <bje@au.ibm.com>
9428 * tree.c (check_qualified_type): Improve function description.
9430 2008-01-21 Jason Merrill <jason@redhat.com>
9433 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9434 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9437 2008-01-21 DJ Delorie <dj@redhat.com>
9439 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9442 2008-01-21 Richard Guenther <rguenther@suse.de>
9445 * tree-cfg.c (verify_expr): Allow all invariant expressions
9446 instead of just constant class ones as reference argument.
9447 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9448 like any other constant.
9449 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9451 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9453 * regmove.c (fixup_match_1): Update call crossed frequencies.
9455 2008-01-21 Richard Guenther <rguenther@suse.de>
9458 * tree-inline.c (setup_one_parameter): Deal with mismatched
9459 types using a VIEW_CONVERT_EXPR.
9461 2008-01-21 Alon Dayan <alond@il.ibm.com>
9462 Olga Golovanevsky <olga@il.ibm.com>
9464 PR tree-optimization/34701
9465 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9466 when the structure size is not a power of 2.
9468 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9470 * doc/install.texi: Add doc for --enable-checking=df.
9472 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9474 PR rtl-optimization/34808
9475 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9477 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9479 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9482 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9484 PR rtl-optimization/26854
9485 PR rtl-optimization/34400
9486 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9488 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9489 (df_rd_bb_info.expanded_lr_out): New.
9490 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9491 * loop_iv.c (iv_analysis_loop_init): Ditto.
9492 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9493 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9494 Added code to allocate, initialize or free expanded_lr_out.
9495 (df_rd_bb_local_compute_process_def): Restructured to make
9496 more understandable.
9497 (df_rd_confluence_n): Add code to do nothing with fake edges and
9498 code to no apply invalidate_by_call sets if the sets are being trimmed.
9499 (df_lr_local_finalize): Renamed to df_lr_finalize.
9500 (df_live_local_finalize): Renamed to df_live_finalize.
9502 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9505 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9506 deciding whether to use reciprocal instructions.
9508 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9510 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9511 dwarf2out_note_section_used if cold_text_section is NULL.
9513 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9515 PR gcov-profile/34610
9516 * tree-cfg.c (make_edges): Mark both outgoing edges from
9517 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9518 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9519 from OMP_FOR and OMP_CONTINUE outgoing edges.
9521 * tree-profile.c (tree_profiling): Return early if
9522 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9524 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9525 from cfun to child_cfun.
9526 * function.h (struct function): Add after_tree_profile bit.
9528 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9530 * config/avr/avr.S (_exit): Disable interrupt.
9532 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9533 Steven Bosscher <stevenb.gcc@gmail.com>
9535 PR rtl-optimization/26854
9536 PR rtl-optimization/34400
9537 * df-problems.c (df_live_scratch): New scratch bitmap.
9538 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9539 (df_live_reset): Clear the proper bitmaps.
9540 (df_live_bb_local_compute): Only process the artificial defs once
9541 since the order is not important.
9542 (df_live_init): Init the df_live sets only with the variables
9543 found live by df_lr.
9544 (df_live_transfer_function): Use the df_lr sets to prune the
9545 df_live sets as they are being computed.
9546 (df_live_free): Free df_live_scratch.
9548 2008-01-18 Ian Lance Taylor <iant@google.com>
9550 * common.opt: Add fmerge-debug-strings.
9551 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9552 flag_merge_debug_strings rather than flag_merge_constants.
9553 * doc/invoke.texi (Option Summary): Mention
9554 -fmerge-debug-strings.
9555 (Debugging Options): Document -fmerge-debug-strings.
9557 2008-01-18 Ian Lance Taylor <iant@google.com>
9560 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9561 (struct tree_function_decl): Add new field operator_new_flag.
9562 * tree-inline.c (expand_call_inline): When inlining a call to
9563 operator new, force the return value to go into a variable, and
9564 set DECL_NO_TBAA_P on that variable.
9565 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9567 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9570 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9571 DWARF2_DEBUGGING_INFO.
9572 (dwarf2out_note_section_used): Ditto. Add prototype.
9573 (have_multiple_function_sections, text_section_used,
9574 cold_text_section_used, *cold_text_sections): Move declarations
9577 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9579 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9580 field and add signal_ra.
9581 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9582 assignments to frame state pc. Move end of stack check after
9583 MD_FALLBACK_FRAME_STATE_FOR.
9584 (uw_update_context_1): Use frame state signal_regs if set, instead
9585 of checking signal_frame flag.
9586 (uw_update_context): Use frame state signal_ra if set.
9587 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9588 * config/xtensa/linux-unwind.h: New file.
9590 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9592 * modulo-sched.c (get_sched_window): Fix comment typo.
9594 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9596 PR tree-optimization/34648
9597 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9599 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9601 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9602 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9604 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9606 PR rtl-optimization/34400
9607 * df-core.c (df_worklist_dataflow_overeager,
9608 df_worklist_dataflow_doublequeue): New functions.
9609 (df_worklist_dataflow): Two different worklist solvers.
9610 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9613 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9616 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9617 and ftree-parallelize-loops.
9619 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9621 PR rtl-optimization/34826
9622 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9624 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9626 * global.c (find_reg): Mark the eh regs as used if necessary.
9627 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9628 * ra.h (struct allocno): no_eh_reg field added. Changed
9629 no_stack_reg type to bitfield.
9631 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9633 * tree.c (substitute_in_expr): Add missing 'break'.
9635 2008-01-17 Richard Guenther <rguenther@suse.de>
9637 PR tree-optimization/34825
9638 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9639 x / x as division to handle.
9641 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9643 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9644 "-pthread" is specified.
9645 * pa-hpux11.h (LIB_SPEC): Likewise.
9647 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9648 Peter Bergner <bergner@vnet.ibm.com>
9650 PR rtl-optimization/33796
9651 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9653 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9655 PR libgfortran/34699
9656 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9658 * pa-hpux10.h (LINK_SPEC): Likewise.
9659 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9661 2008-01-16 Richard Guenther <rguenther@suse.de>
9664 * fold-const.c (fold_convert_const_int_from_int): Do not
9665 set overflow if that occured only because of a sign extension
9666 change when converting from/to a sizetype with the same
9667 precision and signedness.
9669 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9672 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9673 location address to the correct place. Update copyright year.
9675 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9677 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9678 no dependences in the dependence_relations vector.
9680 2008-01-16 Jan Hubicka <jh@suse.cz>
9682 PR rtl-optimization/31396
9683 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9684 * cfg.c (dump_reg_info): Print it.
9685 * regs.h (struct reg_info_t): add freq_calls_crossed.
9686 (REG_FREQ_CALLS_CROSSED): New macro.
9687 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9688 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9689 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9690 regmove_optimize): Update call crossed frequencies.
9691 * local-alloc.c (struct qty): Add freq_calls_crossed.
9692 (alloc_qty): Copute freq_calls_crossed.
9693 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9694 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9695 * ra.h (struct allocno): Add freq_calls_crossed.
9697 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9699 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9700 libgomp when compiling with ftree-parallelize-loops.
9701 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9703 2008-01-16 Richard Guenther <rguenther@suse.de>
9705 PR tree-optimization/34769
9706 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9707 * tree.c (int_cst_value): Instead make this function more
9708 permissive in what it accepts as valid input. Document this
9709 function always sign-extends the value.
9711 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9712 Richard Guenther <rguenther@suse.de>
9715 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9716 (gimple_fold_indirect_ref_rhs): ... this.
9717 (gimple_fold_indirect_ref): New function with foldings
9718 that preserve lvalueness.
9719 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9720 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9721 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9722 to fold an INDIRECT_REF, fall back to the old use of
9723 fold_indirect_ref_1.
9725 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9727 * tree-data-ref.c (subscript_dependence_tester_1): Call
9728 free_conflict_function.
9729 (compute_self_dependence): Same.
9731 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9734 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9735 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9737 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9738 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9739 for DWARF2_UNWIND_INFO targets.
9741 2008-01-16 Richard Guenther <rguenther@suse.de>
9744 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9745 type qualifiers for function types.
9747 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9749 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9750 loop_iterator li from previous commit.
9752 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9754 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9756 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9758 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9759 (parallelize_loops): Don't parallelize irreducible components.
9761 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9764 * c-opts (c_common_post_options): Do not enable CPP
9765 flag_pedantic_errors by default.
9767 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9769 PR rtl-optimization/31944
9770 * cse.c (remove_pseudo_from_table): New function.
9771 (merge_equiv_classes): Use above function to remove pseudo-registers.
9772 (invalidate): Likewise.
9774 2008-01-13 Richard Guenther <rguenther@suse.de>
9777 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9778 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9780 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9782 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9783 validate_change to unshare the source of the PC set.
9785 2008-01-12 Jan Hubicka <jh@suse.cz>
9788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9789 references above array bounds. This might trigger bounds checks for
9792 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9794 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9795 new_replaceable_dependencies.
9797 2008-01-12 Doug Kwan <dougkwan@google.com>
9799 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9800 instead of OPT_Wreturn_type in warning due to ignored return type
9802 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9803 options included in -Wextra.
9804 * c.opt: New option -Wignored_qualifiers.
9805 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9806 -Wignore_qualifiers.
9807 (-Wignored-qualifiers): Document.
9808 (-Wreturn-type): Remove description of functionality now handled
9809 by -Wignored-qualifiers.
9811 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9814 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9815 NOP_EXPR if it is between integral types with the same precision.
9817 2008-01-12 Jan Hubicka <jh@suse.cz>
9820 * invoke.texi (max-inline-recursive-depth): Fix default value.
9822 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9824 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9827 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9829 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9831 2008-01-11 James E. Wilson <wilson@specifix.com>
9834 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9836 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9838 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9839 save/restore frame pointer register and don't use 'call-prologues'
9840 optimization in function with "OS_task" attribute.
9842 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9845 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9846 when copying to memory.
9848 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9850 PR rtl-optimization/30905
9851 * cfgcleanup.c: Include dce.h
9852 (crossjumps_occured): New global variable.
9853 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9854 If something changed, set crossjumps_occured to true.
9855 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9856 Don't add/remove fake edges to exit here...
9857 (cleanup_cfg): ...but do it here, when crossjumping.
9858 Run a fast DCE when successful crossjumps occured in the latest
9859 iteration of try_optimize_cfg.
9861 2008-01-11 Richard Guenther <rguenther@suse.de>
9863 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9864 (struct vn_unary_op_s): Likewise.
9865 (vn_reference_insert): Free old reference on hash collision.
9867 2008-01-10 Raksit Ashok <raksit@google.com>
9869 PR rtl-optimization/27971
9870 * combine.c (find_split_point): Split PLUS expressions which are
9871 inside a MEM rtx, and whose first operand is complex.
9873 2008-01-10 DJ Delorie <dj@redhat.com>
9875 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9876 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9877 (m32c_hard_regno_ok): Call the underlying function.
9879 2008-01-10 Richard Guenther <rguenther@suse.de>
9882 * tree-cfg.c (tree_merge_blocks): Do not go through the
9883 full-blown folding and stmt updating path if we just deal
9884 with virtual operands.
9885 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9886 test for abnormal SSA_NAMEs.
9888 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9891 * reload.c (push_reload): Add assertions. All constants from
9892 reg_equiv_constant should have been used for replacing the respective
9894 (find_reloads_address): Invoke find_reloads_address_part for
9895 constant taken from the reg_equiv_constant array.
9897 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9899 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9900 field (valnum) the first in the struct. Replace bools with
9903 2008-01-10 Richard Guenther <rguenther@suse.de>
9905 PR tree-optimization/34651
9906 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9907 types and ordering for masking and converting.
9909 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9911 PR tree-optimization/34017
9912 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9913 also for PHI_NODE expressions.
9915 2008-01-09 Jan Hubicka <jh@suse.cz>
9917 PR tree-optimization/34708
9918 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9919 based on number of case labels.
9920 (init_inline_once): Remove switch_cost.
9921 * tree-inline.h (eni_weights_d): Remove switch_cost.
9923 2008-01-09 Richard Guenther <rguenther@suse.de>
9924 Andrew Pinski <andrew_pinski@playstation.sony.com>
9927 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9928 temporary if an rvalue is ok or an lvalue is not required.
9930 2008-01-09 Richard Guenther <rguenther@suse.de>
9933 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9936 2008-01-09 Richard Guenther <rguenther@suse.de>
9939 * tree.c (host_integerp): Check for sizetype only if the
9940 type is an integer type.
9942 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9945 * opts.c (decode_options): Disable inlining of functions called
9946 once if not in unit-at-a-time mode.
9948 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9950 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9952 2008-01-08 Richard Guenther <rguenther@suse.de>
9955 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9956 out early if the result will be unused.
9958 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9963 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9964 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9967 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9969 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9970 for vectorization tuned.
9972 2008-01-08 Richard Guenther <rguenther@suse.de>
9974 PR tree-optimization/34683
9975 * tree-ssa-operands.c (operand_build_cmp): Export.
9976 * tree-ssa-operands.h (operand_build_cmp): Declare.
9977 * tree-vn.c (vuses_compare): Remove.
9978 (sort_vuses): Use operand_build_cmp.
9979 (sort_vuses_heap): Likewise.
9980 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9981 to re-use old VEC if available. Do not sort already sorted VUSEs.
9982 (vdefs_to_vec): Do not sort already sorted VDEFs.
9984 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9987 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9989 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9992 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9993 limitations of reciprocal sequences on x86 targets.
9995 2008-01-08 Richard Guenther <rguenther@suse.de>
9997 PR tree-optimization/34683
9998 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10000 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10003 * config/darwin.c (darwin_mergeable_string_section): Don't use
10004 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10006 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10009 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10010 negxf2. Macroize expander using X87MODEF mode iterator. Change
10011 predicates of op0 and op1 to register_operand.
10012 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10013 expander using X87MODEF mode iterator. Change predicates of
10014 op0 and op1 to register_operand.
10015 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10016 corresponding patterns and macroize using MODEF macro. Change
10017 predicates of op0 and op1 to register_operand and remove
10018 "m" constraint. Disparage "r" alternative with "!".
10019 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10020 macroize using X87MODEF macro. Change predicates of op0 and op1
10021 to register_operand and remove "m" constraint. Disparage "r"
10022 alternative with "!".
10023 (absneg splitter with memory operands): Remove.
10024 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10025 patterns and macroize using X87MODEF mode iterator.
10026 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10027 Change predicate of op1 to register_operand.
10028 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10029 for memory operands.
10031 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10033 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10035 2008-01-07 Richard Guenther <rguenther@suse.de>
10037 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10040 2008-01-07 Richard Guenther <rguenther@suse.de>
10042 PR tree-optimization/34683
10043 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10044 VOPs of the needed size to save memory. Use VEC_quick_push
10045 to save compile-time.
10046 (vdefs_to_vec): Likewise.
10048 2008-01-07 Sa Liu <saliu@de.ibm.com>
10050 * config/spu/spu.md (divdf3): Genetate inline code for double
10051 division. The implementation doesn't handle INF or NAN, therefore it
10052 only applies when -ffinite-math-only is given.
10054 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10057 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10058 * doc/cpp.texi ([Common Predefined Macros]): Document.
10060 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10063 order to use commutative addition instead of subtraction.
10065 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10066 Mircea Namolaru <namolaru@il.ibm.com>
10067 Vladimir Yanovsky <yanov@il.ibm.com>
10068 Revital Eres <eres@il.ibm.com>
10070 PR tree-optimization/34263
10071 * tree-outof-ssa.c (process_single_block_loop_latch,
10072 contains_tree_r): New functions.
10073 (analyze_edges_for_bb): Call process_single_block_loop_latch
10074 function to empty single-basic-block latch block if possible.
10076 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10078 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10080 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10082 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10084 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10086 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10088 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10090 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10092 PR tree-optimization/34618
10093 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10096 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10100 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10101 Update copyright year.
10103 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10104 Update copyright year.
10105 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10108 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10110 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10111 edge does not point to current bb before changing need_assert.
10113 2008-01-04 Richard Guenther <rguenther@suse.de>
10115 PR middle-end/34029
10116 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10117 for verifying purposes if they are is_gimple_min_invariant.
10119 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10121 PR tree-optimization/34448
10122 PR tree-optimization/34465
10123 * gimplify.c (gimplify_init_constructor): Add new parameter
10124 notify_temp_creation. Use it.
10125 (gimplify_modify_expr_rhs): Take volatiles into account when
10126 optimizing constructors.
10127 Do not optimize constructors if gimplify_init_constructor will dump to
10129 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10130 * gcc.c-torture/compile/pr34448.c: New.
10132 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10134 PR gcov-profile/34609
10135 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10136 return_slot if result is TREE_ADDRESSABLE.
10138 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10140 * config/mips/mips.md (sqrt_condition): Tweak comment.
10141 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10143 2008-01-03 Tom Tromey <tromey@redhat.com>
10146 * c-common.c (c_type_hash): Handle VLAs.
10148 2008-01-03 Jan Hubicka <jh@suse.cz>
10150 PR tree-optimization/31081
10151 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10152 0 when inlining and not inlining to first basic block.
10153 (remap_decl): When var is initialized to 0, don't set default_def.
10154 (expand_call_inline): Set entry_bb.
10155 * tree-inline.h (copy_body_data): Add entry_bb.
10157 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10160 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10163 PR tree-optimization/29484
10164 * tree-inline.c (inline_forbidden_p_2): New function.
10165 (inline_forbidden_p): Disallow inlining if some static var
10166 has an address of a local LABEL_DECL in its initializer.
10167 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10170 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10172 PR tree-optimization/34635
10173 * tree-data-ref.c (add_other_self_distances): Make sure that the
10174 evolution step is constant.
10176 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10178 PR middle-end/34608
10179 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10181 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10183 * tree-sra.c (scalarize_init): Insert the generate_element_init
10184 statements after the generate_element_zero statements.
10186 2008-01-02 Richard Guenther <rguenther@suse.de>
10188 PR middle-end/34093
10189 PR middle-end/31976
10190 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10191 for very large number of operands instead of ICEing.
10193 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10196 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10197 while stack probing.
10199 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10201 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10204 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10206 PR libmudflap/26442
10207 * tree-mudflap.c (mx_register_decls): Guard warning by
10208 !DECL_ARTIFICIAL check.
10210 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10212 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10213 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10214 sse5_perm<mode>): Fix constraints.