1 2008-02-26 Richard Guenther <rguenther@suse.de>
3 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5 (lookup_decl_from_uid): Declare.
6 (remove_decl_from_map): Likewise.
7 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9 (decl_for_uid_map): New global hashtable mapping DECL_UID
11 (init_ttree): Allocate it.
12 (insert_decl_to_uid_decl_map): New helper function.
13 (make_node_stat): Insert new decls into the map.
14 (copy_node_stat): Likewise.
15 (lookup_decl_from_uid): New function.
16 (remove_decl_from_map): Likewise.
17 (print_decl_for_uid_map_statistics): New helper.
18 (dump_tree_statistics): Call it.
20 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21 (referenced_var_iterator): Adjust.
22 (FOR_EACH_REFERENCED_VAR): Adjust.
23 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24 (num_referenced_vars): Adjust.
25 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26 (first_referenced_var): Remove.
27 (end_referenced_vars_p): Likewise.
28 (next_referenced_var): Likewise.
29 (referenced_var_iterator_set): New helper function.
30 * tree-dfa.c (referenced_var_lookup): Adjust.
31 (referenced_var_check_and_insert): Likewise.
32 (remove_referenced_var): Likewise.
33 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
34 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
35 (verify_call_clobbering): Likewise.
36 (verify_memory_partitions): Likewise.
37 (init_tree_ssa): Allocate bitmap instead of hashtable for
39 (delete_tree_ssa): Adjust.
40 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
41 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
42 (compute_tag_properties): Likewise.
43 (set_initial_properties): Likewise.
44 (find_partition_for): Likewise.
45 (update_reference_counts): Likewise.
46 (dump_may_aliases_for): Likewise.
47 * tree-ssa-operands.c (add_virtual_operand): Likewise.
48 (add_call_clobber_ops): Likewise.
49 (add_call_read_ops): Likewise.
50 (get_asm_expr_operands): Likewise.
51 * tree-into-ssa.c (dump_decl_set): Likewise.
52 (update_ssa): Likewise.
53 * tree-sra.c (scan_function): Likewise.
54 (decide_instantiations): Likewise.
55 (scalarize_parms): Likewise.
56 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
57 (dsa_named_for): Likewise.
58 * tree-ssa-structalias.c (update_alias_info): Likewise.
59 (merge_smts_into): Likewise.
61 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
64 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
65 * c-opts.c (c_common_handle_option): Wall enables
66 Wvolatile-register-var.
67 * common.opt: Move Wvolatile-register-var to...
70 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
72 * common.opt (Wlarger-than=): New.
73 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
75 * opts.c (common_handle_option): Handle -Wlarger-than=.
76 * optc-gen.awk: Likewise.
77 * opth-gen.awk: Likewise.
78 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
79 * tree-optimize.c (tree_rest_of_compilation): Likewise.
81 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
83 * c-common.c (match_case_to_enum_1): Add appropriate
84 OPT_W* parameter to warning.
85 (c_do_switch_warnings): Likewise.
86 * c-typeck.c (warning_init): Add one more parameter following
88 (push_init_level): Update call to warning_init.
89 (pop_init_level): Likewise.
90 (add_pending_init): Likewise.
91 (output_init_element: Likewise.
93 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
96 * toplev.c (toplev_main): If there are warnings or error, print
97 errors for ignored options.
98 * opts.c (ignored_options): New static variable.
99 (postpone_unknown_option_error): New.
100 (print_ignored_options): New.
101 (handle_option): Postpone errors for unknown -Wno-* options.
102 * opts.h (print_ignored_options): Declare.
104 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
106 * config/mips/mips.md (loadgp_blockage, blockage): Change type
109 2008-02-25 Richard Guenther <rguenther@suse.de>
112 2008-02-25 Richard Guenther <rguenther@suse.de>
114 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
115 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
116 (lookup_decl_from_uid): Declare.
117 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
118 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
119 (decl_for_uid_map): New global hashtable mapping DECL_UID
121 (init_ttree): Allocate it.
122 (insert_decl_to_uid_decl_map): New helper function.
123 (make_node_stat): Insert new decls into the map.
124 (copy_node_stat): Likewise.
125 (lookup_decl_from_uid): New function.
126 (print_decl_for_uid_map_statistics): New helper.
127 (dump_tree_statistics): Call it.
129 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
130 (referenced_var_iterator): Adjust.
131 (FOR_EACH_REFERENCED_VAR): Adjust.
132 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
133 (num_referenced_vars): Adjust.
134 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
135 (first_referenced_var): Remove.
136 (end_referenced_vars_p): Likewise.
137 (next_referenced_var): Likewise.
138 (referenced_var_iterator_set): New helper function.
139 * tree-dfa.c (referenced_var_lookup): Adjust.
140 (referenced_var_check_and_insert): Likewise.
141 (remove_referenced_var): Likewise.
142 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
143 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
144 (verify_call_clobbering): Likewise.
145 (verify_memory_partitions): Likewise.
146 (init_tree_ssa): Allocate bitmap instead of hashtable for
148 (delete_tree_ssa): Adjust.
149 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
150 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
151 (compute_tag_properties): Likewise.
152 (set_initial_properties): Likewise.
153 (find_partition_for): Likewise.
154 (update_reference_counts): Likewise.
155 (dump_may_aliases_for): Likewise.
156 * tree-ssa-operands.c (add_virtual_operand): Likewise.
157 (add_call_clobber_ops): Likewise.
158 (add_call_read_ops): Likewise.
159 (get_asm_expr_operands): Likewise.
160 * tree-into-ssa.c (dump_decl_set): Likewise.
161 (update_ssa): Likewise.
162 * tree-sra.c (scan_function): Likewise.
163 (decide_instantiations): Likewise.
164 (scalarize_parms): Likewise.
165 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
166 (dsa_named_for): Likewise.
167 * tree-ssa-structalias.c (update_alias_info): Likewise.
168 (merge_smts_into): Likewise.
170 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
173 * doc/invoke.texi (-fcx-limited-range): Document new option.
174 * toplev.c (process_options): Handle -fcx-fortran-rules.
175 * common.opt: Add documentation for -fcx-fortran-rules.
177 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
180 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
181 actual behaviour and C99.
183 2008-02-26 Ben Elliston <bje@au.ibm.com>
185 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
186 (ASM_CPU_POWER6_SPEC): Likewise.
187 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
188 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
189 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
191 2008-02-25 Richard Guenther <rguenther@suse.de>
193 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
194 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
195 (lookup_decl_from_uid): Declare.
196 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
197 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
198 (decl_for_uid_map): New global hashtable mapping DECL_UID
200 (init_ttree): Allocate it.
201 (insert_decl_to_uid_decl_map): New helper function.
202 (make_node_stat): Insert new decls into the map.
203 (copy_node_stat): Likewise.
204 (lookup_decl_from_uid): New function.
205 (print_decl_for_uid_map_statistics): New helper.
206 (dump_tree_statistics): Call it.
208 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
209 (referenced_var_iterator): Adjust.
210 (FOR_EACH_REFERENCED_VAR): Adjust.
211 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
212 (num_referenced_vars): Adjust.
213 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
214 (first_referenced_var): Remove.
215 (end_referenced_vars_p): Likewise.
216 (next_referenced_var): Likewise.
217 (referenced_var_iterator_set): New helper function.
218 * tree-dfa.c (referenced_var_lookup): Adjust.
219 (referenced_var_check_and_insert): Likewise.
220 (remove_referenced_var): Likewise.
221 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
222 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
223 (verify_call_clobbering): Likewise.
224 (verify_memory_partitions): Likewise.
225 (init_tree_ssa): Allocate bitmap instead of hashtable for
227 (delete_tree_ssa): Adjust.
228 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
229 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
230 (compute_tag_properties): Likewise.
231 (set_initial_properties): Likewise.
232 (find_partition_for): Likewise.
233 (update_reference_counts): Likewise.
234 (dump_may_aliases_for): Likewise.
235 * tree-ssa-operands.c (add_virtual_operand): Likewise.
236 (add_call_clobber_ops): Likewise.
237 (add_call_read_ops): Likewise.
238 (get_asm_expr_operands): Likewise.
239 * tree-into-ssa.c (dump_decl_set): Likewise.
240 (update_ssa): Likewise.
241 * tree-sra.c (scan_function): Likewise.
242 (decide_instantiations): Likewise.
243 (scalarize_parms): Likewise.
244 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
245 (dsa_named_for): Likewise.
246 * tree-ssa-structalias.c (update_alias_info): Likewise.
247 (merge_smts_into): Likewise.
249 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
252 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
253 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
254 * alias.h (nonoverlapping_memrefs_p): Likewise.
256 2008-02-25 Jan Beulich <jbeulich@novell.com>
258 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
260 * config/i386/netware-libgcc.exp: Add __bswap?i2,
261 __emultls_get_address, __emultls_register_common,
262 __floatundi?f, and _Unwind_GetIPInfo.
263 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
264 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
265 (gen_regparm_prefix): Likewise.
266 (i386_nlm_encode_section_info): Sync with
267 config/i386/winnt.c:i386_pe_encode_section_info().
268 (i386_nlm_maybe_mangle_decl_assembler_name): New.
269 i386_nlm_mangle_decl_assembler_name): New.
270 (netware_override_options): New.
271 * config/i386/netware.h (netware_override_options): Declare.
272 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
273 (i386_nlm_mangle_decl_assembler_name): Declare.
274 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
276 2008-02-25 Ben Elliston <bje@au.ibm.com>
279 * c-decl.c (grokdeclarator): Remove unused local variables
280 `typedef_type' and `type_as_written'.
282 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
283 unused local variable `has_hot_blocks'.
284 (fix_crossing_conditional_branches): Remove unused local variable
287 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
290 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
291 using DEF_C99_BUILTIN.
292 (BUILT_IN_NANF): Ditto.
293 (BUILT_IN_NANL): Ditto.
295 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
296 Revital Eres <eres@il.ibm.com>
298 * modulo-sched.c (calculate_must_precede_follow): Address TODO
299 regarding the order of two dependent insns in the same row.
301 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
303 * stor-layout.c (layout_decl): Do not bump the alignment of a
304 bit-field to more than byte alignment if it is packed.
306 2008-02-24 David Edelsohn <edelsohn@gnu.org>
308 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
311 2008-02-24 Diego Novillo <dnovillo@google.com>
313 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
316 * tree-vrp.c (vrp_evaluate_conditional): With
317 -Wtype-limits, emit a warning when comparing against a
318 constant outside the natural range of OP0's type.
319 * c.opt (Wtype-limits): Move ...
320 * common.opt (Wtype-limits): ... here.
322 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
324 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
325 * config/rs6000/e300c2c3.md: New file.
326 * config/rs6000/rs6000.c (processor_costs): Add new costs for
328 (rs6000_override_options): Add e300c2 and e300c3 cases to
329 processor_target_table. Do not allow usage of Altivec or Spe
330 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
331 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
332 * config/rs6000/rs6000.h (processor_type): Add
333 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
334 (ASM_CPU_SPEC): Add e300c2 and e300c3.
335 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
336 and ppce300c3. Include e300c2c3.md.
338 2008-02-23 David Edelsohn <edelsohn@gnu.org>
340 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
341 instead of TARGET_STRICT_ALIGN.
343 2008-02-23 Joseph Myers <joseph@codesourcery.com>
345 * explow.c (memory_address): Assert that the generated address is
348 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
351 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
352 * config/darwin-ppc-ldouble-patch.def: New file.
353 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
354 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
355 SUBTARGET_INIT_BUILTINS if defined.
356 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
359 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
362 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
363 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
365 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
368 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
369 file" warning condtional on -Winvalid-PCH.
371 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
373 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
375 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
380 prevent reload from using MMX registers.
381 (*mov<mode>_internal): Ditto.
382 (*movv2sf_internal_rex64): Ditto.
383 (*movv2sf_internal): Ditto.
385 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
387 PR documentation/31569
388 * doc/install.texi2html: Use makeinfo --no-number-sections.
390 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
392 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
393 ensure that we can address an entire entity > 8 bytes. Don't
394 generate reg+reg addressing for such data.
396 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
398 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
399 strings when optimizing for size, unless the target cares about
402 2008-02-22 Tom Tromey <tromey@redhat.com>
404 * regclass.c (current_pass): Remove declaration.
406 2008-02-22 Anatoly Sokolov <aesok@post.ru>
408 * config/avr/libgcc.S (__RAMPZ__): Define.
409 (__do_copy_data): Add for devices with 128KB code memory.
411 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
413 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
415 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
417 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
419 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
422 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
425 * c-typeck.c (build_binary_op): Warn about floating point
426 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
428 2008-02-21 Janis Johnson <janis187@us.ibm.com>
431 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
432 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
434 (rs6000_override_options): Set altivec_abi as default, not override,
435 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
436 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
437 is used; use new member spe_abi.
438 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
439 spe_abi and altivec_abi.
441 2008-02-22 Tomas Bily <tbily@suse.cz>
443 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
445 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
448 * config.build (build_file_translate): Set to `CMD //c' only if
450 * Makefile.in (build_file_translate): Improve comment.
452 2008-02-21 Jan Hubicka <jh@suse.cz>
454 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
455 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
456 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
458 2008-02-21 Michael Matz <matz@suse.de>
461 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
463 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
466 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
468 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
469 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
470 SSE_VEC_FLOAT_MODE_P as insn constraint.
471 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
472 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
473 sse4a_movntdf using MODEF mode iterator.
474 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
475 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
476 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
477 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
478 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
479 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
480 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
482 2008-02-21 Richard Guenther <rguenther@suse.de>
484 * tree.def (PAREN_EXPR): New tree code.
485 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
487 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
488 * expr.c (expand_expr_real_1): Likewise.
489 * tree-inline.c (estimate_num_insns_1): Likewise.
490 * tree-complex.c (expand_complex_move): Likewise.
491 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
494 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
497 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
499 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
502 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
504 * config/sh/sh.c (find_barrier): Don't go past
505 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
507 2008-02-20 DJ Delorie <dj@redhat.com>
509 * config/h8300/h8300.md (insv): Force source operand to be a register.
511 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
512 as a jump, not as a plain insn.
514 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
516 * doc/invoke.texi (Warning Options): Add new option
517 -Wframe-larger-than=.
518 (-Wframe-larger-than): Document.
520 * flags.h (warn_frame_larger_than, frame_larger_than_size):
521 Add declarations for new option variables.
523 * final.c (final_start_function): Check the frame size
524 before emission and issue a Wframe-larger-than warning.
526 * opts.c (warn_frame_larger_than, frame_larger_than_size):
527 Add definitions for new option variables.
528 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
530 * common.opt (Wframe-larger-than=): New option.
532 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
535 (<sse>_div<mode>3): Ditto.
536 (<sse>_vmdiv<mode>3): Ditto.
537 (<sse>_vmsqrt<mode>2): Ditto.
538 (*smax<mode>3): Ditto.
539 (sse5_frcz<mode>2): Ditto.
540 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
543 2008-02-20 Richard Guenther <rguenther@suse.de>
546 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
547 be happy with INTEGRAL_TYPE_P.
549 2008-02-20 Richard Guenther <rguenther@suse.de>
551 * fold-const.c (split_tree): Associate floatig-point expressions
552 if flag_associative_math is set.
554 2008-02-20 Richard Guenther <rguenther@suse.de>
556 * tree.h (fold_real_zero_addition_p): Declare.
557 * fold-const.c (fold_real_zero_addition_p): Export.
558 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
559 floating-point operations with zero and one.
561 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
563 * doc/install.texi: Correct references to CFLAGS, replacing them
564 with BOOT_CFLAGS. Document flags used during bootstrap for
567 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
569 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
570 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
571 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
573 (smin<mode>3): Ditto from similar patterns.
574 (smax<mode>3): Ditto.
575 (*ieee_smin<mode>3): Ditto.
576 (*ieee_smax<mode>3): Ditto.
577 * config/i386/sse.md (sse): New mode attribute.
578 (mov<mode>): Macroize expander from movv4sf and movv2df using
579 SSEMODEF2P mode iterator.
580 (<sse>_movnt<mode>): Ditto from similar patterns. Use
581 SSE_VEC_FLOAT_MODE_P as insn constraint.
582 (storent<mode>): Ditto.
583 (storent<mode>): Macroize expander from storentsf and storentdf using
585 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
586 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
587 (abs<mode>2): Ditto from similar patterns.
588 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
589 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
590 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
591 (<sse>_vmsqrt<mode>2): Ditto.
592 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
593 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
594 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
595 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
596 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
597 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
598 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
600 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
601 iterator and SSE_FLOAT_MODE_P as insn constraint.
602 (<sse>_ucomi): Ditto from similar patterns.
603 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
604 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
605 SSE_VEC_FLOAT_MODE_P as insn constraint.
606 (vcond<mode>): Ditto from similar patterns.
607 (and<mode>3, *and<mode>3): Ditto.
608 (<sse>_nand<mode>3): Ditto.
609 (ior<mode>3, *ior<mode>3): Ditto.
610 (xor<mode>3, *xor<mode>3): Ditto.
611 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
612 iterator and SSE_FLOAT_MODE_P as insn constraint.
613 (*nand<mode>3): Ditto from similar patterns.
614 (*ior<mode>3): Ditto.
615 (*xor<mode>3): Ditto.
617 2008-02-20 Ira Rosen <irar@il.ibm.com>
619 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
620 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
621 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
623 2008-02-19 Jan Hubicka <jh@suse.cz>
625 * predict.c (tree_bb_level_predictions): Remove variable next
626 mistakely introduced by previous commit.
628 2008-02-19 Jan Hubicka <jh@suse.cz>
630 * predict.c (predict_paths_leading_to): Rewrite.
631 (predict_paths_for_bb): New.
632 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
634 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
637 * Makefile.in (build_file_translate): New.
638 (gcc-vers.texi): Use it for translating $(abs_srcdir).
639 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
640 * configure.ac (build_file_translate): Substitute it.
641 * configure: Regenerate.
643 2008-02-19 Jan Hubicka <jh@suse.cz>
645 PR rtl-optimization/34408
646 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
649 2008-02-19 Jan Hubicka <jh@suse.cz>
652 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
655 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
658 * config/i386/i386-modes.def: Revert the last DI alignment
659 change until Ada people can look into it.
661 2008-02-19 Nick Clifton <nickc@redhat.com>
663 * opts.c (print_specific_help): Fix typo in --help text.
665 2008-02-19 Jakub Jelinek <jakub@redhat.com>
668 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
669 32-bit inline asm without asm alternatives for host GCC < 3.0.
671 2008-02-19 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/34989
674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
675 Allow propagation to INDIRECT_REF if we can simplify only.
677 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
679 * c-common.c (warn_for_collisions_1): Use appropriate option when
682 2008-02-19 Nick Clifton <nickc@redhat.com>
685 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
686 (handle_options): Fix indentation.
687 (print_filtered_help): If no language-specific options were
688 displayed tell the user how to list all the options supported by
689 the language's front-end.
690 (print_specific_help): Fix indentation and remove duplicate line.
691 (common_handle_option): Handle the -v option.
692 For --help enable the display of undocumented options if the -v
693 switch has been included on the command line.
694 For --help= check for overlaps in the arguments between the option
695 classes and the language names and issue a warning when they
696 cannot be disambiguated.
697 * c.opt (v): Pass on to the common option handler.
699 2008-02-19 Revital Eres <eres@il.ibm.com>
701 * modulo-sched.c (sms_schedule): Change dump message when
702 create_ddg function fails.
703 (try_scheduling_node_in_cycle): Rename row to cycle.
704 (print_partial_schedule): Rename CYCLE to ROW.
706 2008-02-19 Christian Bruel <christian.bruel@st.com>
707 Zdenek Dvorak <ook@ucw.cz>
709 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
711 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
715 (*x86_movdicc_0_m1_se): Ditto.
717 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
720 (CMPtype): Define as __gcc_CMPtype.
721 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
722 (CMPtype): Define as __gcc_CMPtype.
724 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
726 Support valgrind 3.3 for --enable-checking=valgrind.
727 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
729 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
730 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
731 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
732 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
733 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
734 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
735 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
737 * ggc-zone.c: Similar.
738 * ggc-page.c: Similar.
740 2008-02-19 Paul Brook <paul@codesourcery.com>
743 * config/arm/ieee754-df.S: Fix do_it typo.
744 * config/arm/ieee754-sf.S: Fix do_it typo.
746 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
749 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
750 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
751 (OPTION_MASK_ISA_SSE_SET): Likewise.
752 (OPTION_MASK_ISA_SSE2_SET): Likewise.
753 (OPTION_MASK_ISA_SSE3_SET): Likewise.
754 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
755 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
756 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
757 (OPTION_MASK_ISA_SSE4_SET): Likewise.
758 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
759 (OPTION_MASK_ISA_SSE5_SET): Likewise.
760 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
761 (OPTION_MASK_ISA_MMX_UNSET): Updated.
762 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
763 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
764 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
765 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
766 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
767 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
768 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
769 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
770 (OPTION_MASK_ISA_SSE4): Removed.
771 (ix86_handle_option): Turn on bits in ix86_isa_flags and
772 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
774 (override_options): Don't turn on implied SSE/MMX bits in
777 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
782 2008-02-18 Joey Ye <joey.ye@intel.com>
785 * tree-nested.c (insert_field_into_struct): Set type alignment
786 to field alignment if the former is less than the latter.
788 2008-02-18 Jakub Jelinek <jakub@redhat.com>
790 * BASE-VER: Set to 4.4.0.
792 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
795 * doc/cfg.texi: Likewise.
796 * doc/extend.texi: Likewise.
797 * doc/gty.texi: Likewise.
798 * doc/invoke.texi: Likewise.
799 * doc/loop.texi: Likewise.
800 * doc/md.texi: Likewise.
801 * doc/passes.texi: Likewise.
802 * doc/rtl.texi: Likewise.
803 * doc/sourcebuild.texi: Likewise.
804 * doc/tm.texi: Likewise.
805 * doc/tree-ssa.texi: Likewise.
807 2008-02-17 Richard Guenther <rguenther@suse.de>
810 * tree-complex.c (init_parameter_lattice_values): Handle parameters
811 without default definition.
813 2008-02-17 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/35231
816 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
819 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
823 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
825 libgcc_cmp_return mode.
827 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
830 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
832 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
834 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
837 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
839 * doc/c-tree.texi: Use `@.' where appropriate.
840 * doc/extend.texi: Likewise.
841 * doc/install.texi: Likewise.
842 * doc/invoke.texi: Likewise.
843 * doc/loop.texi: Likewise.
844 * doc/makefile.texi: Likewise.
845 * doc/md.texi: Likewise.
846 * doc/passes.texi: Likewise.
847 * doc/standards.texi: Likewise.
848 * doc/tm.texi: Likewise.
850 2008-02-15 Jakub Jelinek <jakub@redhat.com>
853 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
855 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
856 rather than in entry_bb.
858 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
860 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
861 libgcc_cmp_return mode.
863 2008-02-15 Jakub Jelinek <jakub@redhat.com>
866 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
867 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
869 2008-02-15 Richard Guenther <rguenther@suse.de>
870 Zdenek Dvorak <ook@ucw.cz>
872 PR tree-optimization/35164
873 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
874 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
875 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
876 Only propagate addresses which do not have abnormal SSA_NAMEs
879 2008-02-15 Joseph Myers <joseph@codesourcery.com>
882 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
884 2008-02-15 Jan Hubicka <jh@suse.cz>
887 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
889 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
892 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
893 when calculating alignment_pad.
895 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
898 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
899 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
900 and STACK_BOUNDARY define.
902 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
904 PR preprocessor/35061
905 * c-pragma.c (handle_pragma_pop_macro): Check that
906 pushed_macro_table has been allocated.
908 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
911 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
912 (force_gimple_operand): Likewise.
913 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
914 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
915 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
916 (find_interesting_uses_address): Check addressability and alignment
917 of the base expression only after substituting bases of IVs into it.
919 2008-02-14 Michael Matz <matz@suse.de>
922 * function.c (instantiate_virtual_regs_in_insn): Reload address
923 before falling back to reloading the whole operand.
925 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
927 * config/s390/s390.c (s390_mainpool_start): Emit the pool
928 before the first section switch note.
930 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
932 * doc/bugreport.texi: Update copyright years.
933 * doc/c-tree.texi: Likewise.
934 * doc/cfg.texi: Likewise.
935 * doc/cpp.texi: Likewise.
936 * doc/cppinternals.texi: Likewise.
937 * doc/fragments.texi: Likewise.
938 * doc/frontends.texi: Likewise.
939 * doc/gcc.texi: Likewise.
940 * doc/gty.texi: Likewise.
941 * doc/hostconfig.texi: Likewise.
942 * doc/implement-c.texi: Likewise.
943 * doc/libgcc.texi: Likewise.
944 * doc/loop.texi: Likewise.
945 * doc/makefile.texi: Likewise.
946 * doc/options.texi: Likewise.
947 * doc/passes.texi: Likewise.
948 * doc/rtl.texi: Likewise.
949 * doc/sourcebuild.texi: Likewise.
950 * doc/standards.texi: Likewise.
951 * doc/tree-ssa.texi: Likewise.
952 * doc/trouble.texi: Likewise.
954 * doc/extend.texi: Use @: or add comma where appropriate.
955 * doc/invoke.texi: Likewise.
956 * doc/tm.texi: Likewise.
958 2008-02-14 Alan Modra <amodra@bigpond.net.au>
961 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
964 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
966 * doc/md.texi (clz, ctz): Add reference.
967 * doc/rtl.texi (clz, ctz): Likewise.
969 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
972 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
975 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
977 * config/s390/s390.c (struct constant_pool): New field
978 emit_pool_after added.
979 (s390_mainpool_start): Set the emit_pool_after flag according
980 to the section switch notes.
981 (s390_mainpool_finish): Consider emit_pool_after when emitting
982 the literal pool at the end of the function.
983 (s390_chunkify_start): Force literal pool splits at section
986 2008-02-13 Michael Matz <matz@suse.de>
989 * var-tracking.c (clobber_variable_part): Correctly traverse the
992 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
995 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
996 Add -fdump-ipa-inline.
997 * tree-dump.c (dump_files): Remove tree-inlined dump.
998 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1000 2008-02-12 Richard Guenther <rguenther@suse.de>
1002 PR tree-optimization/35171
1003 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1006 2008-02-12 Richard Guenther <rguenther@suse.de>
1009 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1010 value-preserving mode. Disallow final truncation.
1012 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1015 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1016 code from here to...
1017 (force_gimple_operand): ...here.
1019 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1022 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1023 non-compatible pointers.
1024 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1025 different FIELD_DECLs, try harder by comparing field offsets, sizes
1029 * function.c (match_asm_constraints_1): Don't replace the same input
1032 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1034 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1035 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1036 (expand_epilogue): Restore RAMPZ register.
1037 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1039 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1041 * config/i386/cygwin.asm: (__alloca): Correct calling
1042 convention and alignment.
1043 (__chkstk): Force 8 byte stack alignment.
1045 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1046 Richard Guenther <rguenther@suse.de>
1048 PR tree-optimization/33992
1049 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1050 the zero we compare against.
1052 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1055 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1056 to CloseHandle after unlocking to prevent accumulation of handle
1059 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1062 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1063 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1064 and update LABEL_NUSES during and after reload.
1066 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1069 * combine.c (simplify_if_then_else): Make sure the comparison is
1070 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1072 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1075 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1076 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1077 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1078 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1079 * tree.h (get_type_static_bounds): Likewise.
1081 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1083 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1084 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1085 Make -Wfoo language annotations match what the compiler outputs.
1087 2008-02-08 Sa Liu <saliu@de.ibm.com>
1089 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1090 intrinsics spu_convts, spu_convtu, spu_convtf.
1091 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1093 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1095 * doc/extend.texi (Function Attributes) <noinline>: Mention
1096 asm ("") as method to keep calls.
1098 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1101 * doc/options.texi (Options): Replace references to opts.sh with
1103 * opts-common.c: Likewise.
1104 * optc-gen.awk: Likewise.
1106 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1108 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1110 2008-02-07 Richard Henderson <rth@redhat.com>
1113 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1114 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1117 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1119 PR tree-optimization/35085
1120 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1121 for operand entry oe2 in addition to operand entry oe3 in order to
1122 expose more opportunities for vectorizer sum reduction.
1124 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * Makefile.in (LIBS): Remove $(GMPLIBS).
1128 (cc1-dummy, cc1): Add $(GMPLIBS).
1130 2008-02-06 Jan Hubicka <jh@suse.cz>
1133 * i386.md (moddf_integer): Do not produce partial memory stalls for
1134 targets where it hurts.
1136 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1139 * optabs.c (expand_float): Do not check for decimal modes when
1140 expanding unsigned integer through signed conversion.
1142 2008-02-06 Nick Clifton <nickc@redhat.com>
1144 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1145 inside the clobber with a match_operand and duplicated operand
1146 number in the constraint.
1147 (ineqbranchsi): Delete redundant comment.
1149 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1151 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1152 builtin_define ("__USE_INIT_FINI__").
1153 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1155 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1157 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1159 PR documentation/30330
1160 * doc/invoke.texi (C++ Dialect Options)
1161 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1162 For each warning option -Wfoo that allows -Wno-foo, ensure both
1163 -Wfoo and -Wno-foo are listed in the option index. Fix index
1164 entry of -Wswitch-default, index -Wnormalized= including the
1165 `=', and -Wlarger-than-@var{len} including @var{len}.
1167 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (floatunssisf2): Use
1170 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1171 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1172 Macroize expander using MODEF mode iterator.
1174 2008-02-05 Diego Novillo <dnovillo@google.com>
1176 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1179 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1181 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1184 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1186 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1189 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1190 to indicate if a message should be generated.
1191 (init_cumulative_args): Updated.
1192 (function_value_32): Likewise.
1194 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1196 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1198 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1202 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1204 2008-02-04 Diego Novillo <dnovillo@google.com>
1206 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1209 * tree-vrp.c (vrp_evaluate_conditional): With
1210 -Wtype-limits, emit a warning when comparing against a
1211 constant outside the natural range of OP0's type.
1213 2008-02-04 Richard Guenther <rguenther@suse.de>
1216 * expr.c (count_type_elements): Give for unions instead of
1219 2008-02-04 Richard Guenther <rguenther@suse.de>
1222 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1223 to TYPE_DOMAINs base type instead of using bitsizetype here.
1225 2008-02-03 Jason Merrill <jason@redhat.com>
1227 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1229 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1232 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1233 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1234 (RS/6000 and PowerPC Options): Fix typos and markup.
1235 * doc/passes.texi (Tree-SSA passes): Likewise.
1237 2008-02-02 Michael Matz <matz@suse.de>
1240 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1241 from record_last_reg_set_info.
1242 (record_last_reg_set_info): Take an RTX argument, iterate over all
1243 constituent hardregs.
1244 (record_last_set_info, record_opr_changes): Change calls to
1245 new signature or to record_last_reg_set_info_regno.
1247 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1249 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1251 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1253 PR rtl-optimization/34773
1254 * reg-notes.def (EQUAL): Mention significance of combination of
1255 REG_EQUAL and REG_RETVAL.
1256 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1257 insn that has a REG_RETVAL.
1259 2008-02-01 Roger Sayle <roger@eyesopen.com>
1262 * configure.ac (--enable-fixed-point): Disable unless explicitly
1264 * configure: Regenerate.
1266 2008-02-01 Richard Guenther <rguenther@suse.de>
1269 * invoke.texi (-finline-limit): Remove no longer true parts
1270 of the documentation. Note that there is no default value.
1272 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1273 Mark Mitchell <mark@codesourcery.com>
1274 Ben Elliston <bje@au.ibm.com>
1277 * doc/extend.texi (Other Builtins): Document.
1279 2008-01-31 Tom Browder <tom.browder@gmail.com>
1281 * doc/c-tree.texi (Types): Fix grammar.
1282 (Expression trees): Ditto.
1283 * doc/passes.texi (Tree-SSA passes): Ditto.
1285 * doc/configterms.texi (Configure Terms): Fix typo.
1286 * doc/cpp.texi (Common Predefined Macros): Ditto.
1287 * doc/md.texi (Machine Constraints): Ditto.
1289 * doc/makefile.texi (Makefile): Add comma.
1291 2008-01-31 Tom Browder <tom.browder@gmail.com>
1292 Gerald Pfeifer <gerald@pfeifer.com>
1294 * doc/sourcebuild.texi (Front End): Remove references to CVS
1295 and CVSROOT/modules.
1296 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1297 (Back End): Remove reference to CVS.
1299 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1302 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1304 (mips16_gp_pseudo_reg): ...here.
1305 * config/mips/mips.md (load_const_gp): Replace with...
1306 (load_const_gp_<mode>): ...this :P-based insn.
1308 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1310 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1311 options. Minor fixes.
1312 (-std): Move reference to standards closer to where language
1313 standards are first mentioned.
1315 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1317 PR rtl-optimization/34995
1318 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1319 parameter and return a bool. If the rtx parameter is nonnull,
1320 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1321 (find_reloads): Update call accordingly. Pass the new operand
1322 if it needed no address reloads, otherwise pass null.
1324 2008-01-30 Richard Henderson <rth@redhat.com>
1327 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1328 for unbounded arrays.
1330 2008-01-30 Silvius Rus <rus@google.com>
1332 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1334 2008-01-30 Jan Hubicka <jh@suse.cz>
1337 * i386.c (init_cumulative_args): Use real function declaration when
1340 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1342 PR rtl-optimization/34998
1343 * global.c (build_insn_chain): Treat non-subreg_lowpart
1344 SUBREGs of pseudos as clobbering all the words covered by the
1345 SUBREG, not just all the bytes.
1346 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1347 original df_ref rather than an extract parameter.
1348 (global_conflicts): Update call accordingly.
1350 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1352 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1353 the overflow check to make it easier to read.
1354 (__fixtfdi): Change the type of the ll member in union
1355 long_double to UDItype_x.
1357 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1360 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1361 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1362 * tree-inline.c (fold_marked_statements): Call
1363 cgraph_update_edges_for_call_stmt if folding a call statement.
1364 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1365 debug_generic_stmt calls, reset it back afterwards.
1368 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1370 * c-typeck.c (build_external_ref): Don't pedwarn about
1371 static vars in current function's scope.
1373 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1375 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1377 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1380 * ipa-struct-reorg.c: Fix spelling.
1381 * params.def: Ditto.
1383 2008-01-29 Richard Guenther <rguenther@suse.de>
1386 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1388 * tree-inline.c (remap_type): Increment remapping_type_depth
1389 around remapping types.
1390 (copy_body_r): Only add referenced variables if they are referenced
1391 from code, not types.
1393 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1404 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1405 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1407 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1410 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1411 pointer for tiny stack.
1413 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1415 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1417 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1419 * config/vx-common.h: Fix typo in comment.
1421 2008-01-28 Ian Lance Taylor <iant@google.com>
1425 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1426 coalesce pointers if they have different DECL_NO_TBAA_P values.
1427 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1428 between variables with different DECL_NO_TBAA_P values.
1430 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1433 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1434 are not legitimate small data references on SPE targets.
1436 2008-01-28 David Daney <ddaney@avtrex.com>
1438 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1440 2008-01-28 David Daney <ddaney@avtrex.com>
1442 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1444 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1446 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1447 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1448 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1449 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1450 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1451 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1452 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1453 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1455 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1457 * basic-block.h (condjump_equiv_p): Fix comment.
1459 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1461 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1462 print_generic_stmt_indented): Fix comment.
1464 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1466 * configure.ac (__stack_chk_fail): Add detecion for availability
1467 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1468 * configure: Regenerate.
1470 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1473 * final.c (output_addr_const): Handle TRUNCATE.
1475 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1478 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1479 (zero_cost, infinite_cost): New constants.
1480 (struct cost_pair): Change type of cost to comp_cost.
1481 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1482 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1484 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1485 split_address_cost, ptr_difference_cost, difference_cost,
1486 get_computation_cost_at, get_computation_cost,
1487 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1488 determine_use_iv_cost_condition, determine_use_iv_costs,
1489 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1490 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1491 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1492 Change type of cost to comp_cost.
1493 (determine_iv_cost): Increase cost of non-original ivs, instead
1494 of decreasing the cost of original ones.
1495 (get_address_cost): Indicate the complexity of the addressing mode
1497 (try_add_cand_for): Prefer using ivs not specific to some object.
1498 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1500 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1501 Janis Johnson <janis187@us.ibm.com>
1504 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1505 (TARGET_INSTANTIATE_DECLS): Likewise.
1506 * target.h (expand_to_rtl_hook): New target hook.
1507 (instantiate_decls): Likewise.
1508 * function.c (instantiate_decl): Make non-static. Rename to...
1509 (instantiate_decl_rtl): ... this.
1510 (instantiate_expr): Use instantiate_decl_rtl.
1511 (instantiate_decls_1): Likewise.
1512 (instantiate_decls): Likewise.
1513 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1514 * function.h (instantiate_decl_rtl): Add prototype.
1515 * cfgexpand.c (target.h): New include.
1516 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1517 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1518 (TARGET_INSTANTIATE_DECLS): Likewise.
1519 (TARGET_INITIALIZER): New target hooks added.
1520 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1522 * config/rs6000/rs6000.c (tree-flow.h): New include.
1523 (machine_function): Add sdmode_stack_slot field.
1524 (rs6000_alloc_sdmode_stack_slot): New function.
1525 (rs6000_instantiate_decls): Likewise.
1526 (rs6000_secondary_memory_needed_rtx): Likewise.
1527 (rs6000_check_sdmode): Likewise.
1528 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1529 (TARGET_INSTANTIATE_DECLS): Likewise.
1530 (rs6000_hard_regno_mode_ok): Allow SDmode.
1531 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1532 (rs6000_emit_move): Handle SDmode.
1533 (function_arg_advance): Likewise.
1534 (function_arg): Likewise.
1535 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1536 SDmode var args for 32-bit compiles.
1537 (rs6000_secondary_reload_class): Handle SDmode.
1538 (rs6000_output_function_epilogue): Likewise.
1539 (rs6000_function_value): Simplify if statement.
1540 (rs6000_libcall_value): Likewise.
1541 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1542 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1543 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1544 (movsd_hardfloat): New define_insn.
1545 (movsd_softfloat): Likewise.
1546 (movsd_store): Likewise.
1547 (movsd_load): Likewise.
1548 (extendsddd2): Likewise.
1549 (extendsdtd2): Likewise.
1550 (truncddsd2): Likewise.
1551 (movdd_hardfloat64): Fixup comment.
1552 (UNSPEC_MOVSD_LOAD): New constant.
1553 (UNSPEC_MOVSD_STORE): Likewise.
1555 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1558 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1560 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1561 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1562 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1565 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1568 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1569 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1570 __LONGDOUBLE128 too.
1571 * config/rs6000/aix61.h: New file.
1573 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1575 PR rtl-optimization/34959
1576 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1577 popcount and parity rtxes the same mode as their operand.
1578 Truncate or extend the result to the return value's mode
1581 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1584 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1585 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1586 to GOT_VERSION_REGNUM.
1587 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1588 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1589 * config/mips/mips.c (mips_emit_call_insn): New function.
1590 (mips_call_tls_get_addr): Call mips_expand_call directly.
1591 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1593 (mips16_build_call_stub): Likewise. Return the call insn or null.
1594 (mips_expand_call): Update the call to mips16_build_call_stub
1595 accordingly and a remove redundant condition. Assert that MIPS16
1596 stubs do not use lazy binding. Use mips_emit_call_insn and return
1598 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1600 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1601 (mips_avoid_hazard): Remove hazard_set handling.
1602 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1603 (UNSPEC_RESTORE_GP): ...this.
1604 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1605 (FAKE_CALL_REGNO): Rename to...
1606 (GOT_VERSION_REGNUM): ...this.
1607 (type): Add "ghost" value. Add an associated insn reservation.
1608 (hazard_set): Remove.
1609 (exception_receiver): Rename to...
1610 (restore_gp): ...this and update the unspec identifier accordingly.
1611 (exception_receiver, nonlocal_got_receiver): New expanders.
1612 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1613 FAKE_CALL_REGNO. Remove hazard_set attribute.
1614 (set_got_version, update_got_version): New patterns.
1616 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1619 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1621 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1624 * doc/install.texi2html: Generate gcc-vers.texi.
1626 2008-01-25 DJ Delorie <dj@redhat.com>
1628 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1630 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1632 * config/c4x: Remove directory.
1633 * config.gcc (crx-*, mt-*): Mark obsolete.
1634 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1635 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1636 sh-*-rtemscoff*): Remove cases.
1637 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1638 * real.c (encode_c4x_single, decode_c4x_single,
1639 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1640 c4x_extended_format): Remove.
1641 * real.h (c4x_single_format, c4x_extended_format): Remove.
1642 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1644 (Pragmas): Remove comment about c4x pragmas.
1645 * doc/install.texi (c4x): Remove target-specific instructions.
1646 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1647 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1648 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1649 refer to C4x source files as examples.
1650 (C4X_FLOAT_FORMAT): Remove documentation.
1652 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1654 * config/bfin/bfin.c (override_options): Reorder tests so that
1655 flag_pic gets enabled for -msep-data.
1657 2008-01-25 Richard Guenther <rguenther@suse.de>
1660 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1661 to its bitfield precision if required.
1663 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1666 * tree-nested.c (walk_omp_for): New function.
1667 (convert_nonlocal_reference, convert_local_reference): Call
1668 walk_omp_for on OMP_FOR.
1669 (convert_call_expr): Call walk_body on OMP_FOR's
1670 OMP_FOR_PRE_INIT_BODY.
1672 2008-01-25 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/34966
1675 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1676 default defs and PHI_NODEs we have to insert after the
1679 2008-01-24 Nick Clifton <nickc@redhat.com>
1681 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1682 Provide a default definition.
1683 (LIBGCC2_UNITS_PER_WORD): Likewise.
1685 * config/stormy16/stormy16.c: Include df.h for the prototype
1686 for df_regs_ever_live_p.
1687 (xstormy16_expand_builtin_va_start): Convert the stack offset
1688 into a component_ref and then use POINTER_PLUS_EXPR to add it
1689 to the incoming_virtual_args_rtx.
1690 (xstormy16_gimplify_va_arg_expr): Rename to
1691 xstormy16_gimplify_va_arg_expr.
1692 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1693 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1694 xstormy16_gimplify_va_arg_expr.
1695 Fix up some formatting issues.
1697 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1698 Move to predicates.md.
1699 (xs_hi_general_operand): Likewise.
1700 (xs_hi_nonmemory_operand): Likewise.
1701 * config/stormy16/predicates.md:
1702 (xstormy16_carry_plus_operand): New predicate.
1703 (xs_hi_general_operand): New predicate.
1704 (xs_hi_nonmemory_operand): New predicate.
1705 * config/stormy16/stormy16-protos.h:
1706 (xstormy16_carry_plus_operand): Delete prototype.
1707 (xs_hi_general_operand): Likewise.
1708 (xs_hi_nonmemory_operand): Likewise.
1710 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1711 modifiers as they are no longer needed and they can trigger
1712 reload spill failures.
1714 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1715 with a match_operand in order to help reload.
1717 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1718 constraint with 'e' for the 8th alternative as this version of
1719 the mov.w instruction only accepts the lower 8 registers.
1721 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1724 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1725 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1728 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1731 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1733 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1735 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1737 (remove_structure): Update allocations list before removing structure.
1739 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1741 * ipa-struct-reorg.c (is_safe_cond_expr,
1742 create_new_stmts_for_cond_expr): Use integer_zerop function,
1743 that recognize not only zero-pointer, but zero-integer too.
1745 2008-01-25 Ben Elliston <bje@au.ibm.com>
1748 * fixproto: Escape "." in sed expression that strips leading "./".
1750 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1753 * gcc.c (SWITCH_OK): Removed.
1754 (SWITCH_LIVE): Changed to bit.
1755 (SWITCH_FALSE): Likewise.
1756 (SWITCH_IGNORE): Likewise.
1757 (switchstr): Change live_cond to unsigned int.
1758 (process_command): Replace SWITCH_OK with 0.
1759 (do_self_spec): Likewise.
1760 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1761 (give_switch): Likewise.
1762 (used_arg): Likewise.
1763 (do_spec_1): Set the SWITCH_IGNORE bit.
1764 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1765 bits. Set the SWITCH_LIVE bit.
1767 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1769 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1771 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1773 PR tree-optimization/34472
1774 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1775 parameter to a "bool *" and set *DATA to false if there is
1776 an unsafe access. Do not delete the structure here.
1777 (check_cond_exprs): Delete it here instead.
1778 (check_cond_exprs, exclude_cold_structs): Do not increase
1779 I when removing a structure.
1781 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1785 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1787 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1790 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1791 a fixed vector for stack.
1793 2008-01-24 Ben Elliston <bje@au.ibm.com>
1796 * doc/gcc.texi (Software development): Add a direntry for g++.
1798 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1800 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1801 stale and straggling -fforce-addr comments above.
1803 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1805 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1806 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1808 2008-01-23 Michael Matz <matz@suse.de>
1811 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1814 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1816 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1819 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1821 * config/avr/avr.c (avr_current_arch): New variable.
1822 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1823 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1824 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1825 (avr_override_options): Init 'avr_current_arch'.
1826 (base_arch_s): Move from here...
1827 * config/avr/avr.h (base_arch_s): ... here. Add new members
1828 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1829 'mega' to 'have_jmp_call'.
1830 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1831 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1833 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1835 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1836 MULTILIB_MATCHES): (Ditto.).
1838 2008-01-23 Richard Guenther <rguenther@suse.de>
1841 * cgraphunit.c (cgraph_reset_node): Always mark the node
1842 not reachable if it is not queued already.
1844 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1846 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1847 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1848 (cputype_selected): New static variable.
1849 (bfin_handle_option): Set it if -mcpu is used.
1850 (override_option): Select default set of workarounds if no cpu type
1851 selected on the command line.
1852 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1854 From Michael Frysinger <michael.frysinger@analog.com>
1855 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1856 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1858 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1859 for bf547, bf523, bf524, and bf526.
1860 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1862 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1863 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1864 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1865 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1866 * doc/invoke.texi (Blackfin Options): Document that
1867 -mcpu now accept bf547, bf523, bf524, and bf526.
1869 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1871 PR rtl-optimization/34628
1872 * combine.c (try_combine): Stop and undo after the first combination
1873 if an autoincrement side-effect on the first insn has effectively
1876 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1879 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1880 Offset addresses are not valid for Altivec or paired float modes.
1882 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1885 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1886 if DECL_INITIAL (decl) is error_mark_node.
1889 * c-common.c (handle_vector_size_attribute): Only allow
1890 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1891 the same way as pointer, array etc. types.
1892 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1895 * tree.c (build_type_attribute_qual_variant): Call
1896 build_qualified_type if attributes are equal, but quals are not.
1898 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1901 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1902 * flags.h (warn_strict_aliasing): Remove.
1903 (warn_strict_overflow): Remove.
1904 * opts.c (warn_strict_aliasing): Remove.
1905 (warn_strict_overflow): Remove.
1906 * c-opts.c (c_common_handle_option): -Wall only sets
1907 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1908 (c_common_post_options): Give default values to -Wstrict-aliasing
1909 and -Wstrict-overflow if they are uninitialized.
1910 * common.opt (Wstrict-aliasing): Specify Var and Init.
1911 (Wstrict-overflow): Likewise.
1913 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1915 PR rtl-optimization/26854
1916 PR rtl-optimization/34400
1917 PR rtl-optimization/34884
1918 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1920 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1921 (df_rd_bb_info.expanded_lr_out): Deleted
1922 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1923 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1924 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1925 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1926 Removed code to allocate, initialize or free expanded_lr_out.
1927 (df_rd_bb_local_compute_process_def): Restructured to make more
1929 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1930 sets if the sets are being trimmed.
1932 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1935 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1936 (as_vers): Likewise.
1937 * configure: Regenerated.
1939 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1942 * tree-pass.h (pass_build_alias): New pass.
1943 * tree-ssa-alias.c (gate_build_alias): New.
1944 (pass_build_alias): New.
1945 * passes.c (init_optimization_passes): Add pass_build_alias after
1946 pass_create_structure_vars.
1948 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1950 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1951 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1952 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1953 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1954 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1955 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1956 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1957 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1958 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1959 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1960 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1961 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1962 * config/s390/s390.md (FP_ALL): New mode iterator.
1963 (_d): New mode attribute.
1964 ("*signbit<mode>2>"): Changed mode of first operand.
1965 ("isinf<mode>2"): Changed mode of first operand.
1966 ("*TDC_insn"): Adaptation for DFP modes.
1968 2008-01-22 Ben Elliston <bje@au.ibm.com>
1970 * tree.c (check_qualified_type): Improve function description.
1972 2008-01-21 Jason Merrill <jason@redhat.com>
1975 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1976 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1979 2008-01-21 DJ Delorie <dj@redhat.com>
1981 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1984 2008-01-21 Richard Guenther <rguenther@suse.de>
1987 * tree-cfg.c (verify_expr): Allow all invariant expressions
1988 instead of just constant class ones as reference argument.
1989 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1990 like any other constant.
1991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1993 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1995 * regmove.c (fixup_match_1): Update call crossed frequencies.
1997 2008-01-21 Richard Guenther <rguenther@suse.de>
2000 * tree-inline.c (setup_one_parameter): Deal with mismatched
2001 types using a VIEW_CONVERT_EXPR.
2003 2008-01-21 Alon Dayan <alond@il.ibm.com>
2004 Olga Golovanevsky <olga@il.ibm.com>
2006 PR tree-optimization/34701
2007 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2008 when the structure size is not a power of 2.
2010 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2012 * doc/install.texi: Add doc for --enable-checking=df.
2014 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2016 PR rtl-optimization/34808
2017 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2019 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2021 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2024 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2026 PR rtl-optimization/26854
2027 PR rtl-optimization/34400
2028 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2030 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2031 (df_rd_bb_info.expanded_lr_out): New.
2032 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2033 * loop_iv.c (iv_analysis_loop_init): Ditto.
2034 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2035 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2036 Added code to allocate, initialize or free expanded_lr_out.
2037 (df_rd_bb_local_compute_process_def): Restructured to make
2038 more understandable.
2039 (df_rd_confluence_n): Add code to do nothing with fake edges and
2040 code to no apply invalidate_by_call sets if the sets are being trimmed.
2041 (df_lr_local_finalize): Renamed to df_lr_finalize.
2042 (df_live_local_finalize): Renamed to df_live_finalize.
2044 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2047 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2048 deciding whether to use reciprocal instructions.
2050 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2052 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2053 dwarf2out_note_section_used if cold_text_section is NULL.
2055 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2057 PR gcov-profile/34610
2058 * tree-cfg.c (make_edges): Mark both outgoing edges from
2059 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2060 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2061 from OMP_FOR and OMP_CONTINUE outgoing edges.
2063 * tree-profile.c (tree_profiling): Return early if
2064 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2066 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2067 from cfun to child_cfun.
2068 * function.h (struct function): Add after_tree_profile bit.
2070 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2072 * config/avr/avr.S (_exit): Disable interrupt.
2074 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2075 Steven Bosscher <stevenb.gcc@gmail.com>
2077 PR rtl-optimization/26854
2078 PR rtl-optimization/34400
2079 * df-problems.c (df_live_scratch): New scratch bitmap.
2080 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2081 (df_live_reset): Clear the proper bitmaps.
2082 (df_live_bb_local_compute): Only process the artificial defs once
2083 since the order is not important.
2084 (df_live_init): Init the df_live sets only with the variables
2085 found live by df_lr.
2086 (df_live_transfer_function): Use the df_lr sets to prune the
2087 df_live sets as they are being computed.
2088 (df_live_free): Free df_live_scratch.
2090 2008-01-18 Ian Lance Taylor <iant@google.com>
2092 * common.opt: Add fmerge-debug-strings.
2093 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2094 flag_merge_debug_strings rather than flag_merge_constants.
2095 * doc/invoke.texi (Option Summary): Mention
2096 -fmerge-debug-strings.
2097 (Debugging Options): Document -fmerge-debug-strings.
2099 2008-01-18 Ian Lance Taylor <iant@google.com>
2102 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2103 (struct tree_function_decl): Add new field operator_new_flag.
2104 * tree-inline.c (expand_call_inline): When inlining a call to
2105 operator new, force the return value to go into a variable, and
2106 set DECL_NO_TBAA_P on that variable.
2107 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2109 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2112 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2113 DWARF2_DEBUGGING_INFO.
2114 (dwarf2out_note_section_used): Ditto. Add prototype.
2115 (have_multiple_function_sections, text_section_used,
2116 cold_text_section_used, *cold_text_sections): Move declarations
2119 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2121 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2122 field and add signal_ra.
2123 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2124 assignments to frame state pc. Move end of stack check after
2125 MD_FALLBACK_FRAME_STATE_FOR.
2126 (uw_update_context_1): Use frame state signal_regs if set, instead
2127 of checking signal_frame flag.
2128 (uw_update_context): Use frame state signal_ra if set.
2129 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2130 * config/xtensa/linux-unwind.h: New file.
2132 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2134 * modulo-sched.c (get_sched_window): Fix comment typo.
2136 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2138 PR tree-optimization/34648
2139 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2141 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2143 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2144 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2146 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2148 PR rtl-optimization/34400
2149 * df-core.c (df_worklist_dataflow_overeager,
2150 df_worklist_dataflow_doublequeue): New functions.
2151 (df_worklist_dataflow): Two different worklist solvers.
2152 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2155 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2158 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2159 and ftree-parallelize-loops.
2161 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2163 PR rtl-optimization/34826
2164 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2166 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2168 * global.c (find_reg): Mark the eh regs as used if necessary.
2169 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2170 * ra.h (struct allocno): no_eh_reg field added. Changed
2171 no_stack_reg type to bitfield.
2173 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2175 * tree.c (substitute_in_expr): Add missing 'break'.
2177 2008-01-17 Richard Guenther <rguenther@suse.de>
2179 PR tree-optimization/34825
2180 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2181 x / x as division to handle.
2183 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2185 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2186 "-pthread" is specified.
2187 * pa-hpux11.h (LIB_SPEC): Likewise.
2189 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2190 Peter Bergner <bergner@vnet.ibm.com>
2192 PR rtl-optimization/33796
2193 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2195 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2197 PR libgfortran/34699
2198 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2200 * pa-hpux10.h (LINK_SPEC): Likewise.
2201 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2203 2008-01-16 Richard Guenther <rguenther@suse.de>
2206 * fold-const.c (fold_convert_const_int_from_int): Do not
2207 set overflow if that occured only because of a sign extension
2208 change when converting from/to a sizetype with the same
2209 precision and signedness.
2211 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2214 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2215 location address to the correct place. Update copyright year.
2217 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2219 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2220 no dependences in the dependence_relations vector.
2222 2008-01-16 Jan Hubicka <jh@suse.cz>
2224 PR rtl-optimization/31396
2225 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2226 * cfg.c (dump_reg_info): Print it.
2227 * regs.h (struct reg_info_t): add freq_calls_crossed.
2228 (REG_FREQ_CALLS_CROSSED): New macro.
2229 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2230 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2231 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2232 regmove_optimize): Update call crossed frequencies.
2233 * local-alloc.c (struct qty): Add freq_calls_crossed.
2234 (alloc_qty): Copute freq_calls_crossed.
2235 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2236 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2237 * ra.h (struct allocno): Add freq_calls_crossed.
2239 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2241 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2242 libgomp when compiling with ftree-parallelize-loops.
2243 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2245 2008-01-16 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/34769
2248 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2249 * tree.c (int_cst_value): Instead make this function more
2250 permissive in what it accepts as valid input. Document this
2251 function always sign-extends the value.
2253 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2254 Richard Guenther <rguenther@suse.de>
2257 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2258 (gimple_fold_indirect_ref_rhs): ... this.
2259 (gimple_fold_indirect_ref): New function with foldings
2260 that preserve lvalueness.
2261 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2262 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2263 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2264 to fold an INDIRECT_REF, fall back to the old use of
2265 fold_indirect_ref_1.
2267 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2269 * tree-data-ref.c (subscript_dependence_tester_1): Call
2270 free_conflict_function.
2271 (compute_self_dependence): Same.
2273 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2276 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2277 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2279 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2280 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2281 for DWARF2_UNWIND_INFO targets.
2283 2008-01-16 Richard Guenther <rguenther@suse.de>
2286 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2287 type qualifiers for function types.
2289 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2291 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2292 loop_iterator li from previous commit.
2294 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2296 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2298 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2300 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2301 (parallelize_loops): Don't parallelize irreducible components.
2303 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2306 * c-opts (c_common_post_options): Do not enable CPP
2307 flag_pedantic_errors by default.
2309 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2311 PR rtl-optimization/31944
2312 * cse.c (remove_pseudo_from_table): New function.
2313 (merge_equiv_classes): Use above function to remove pseudo-registers.
2314 (invalidate): Likewise.
2316 2008-01-13 Richard Guenther <rguenther@suse.de>
2319 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2320 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2322 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2324 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2325 validate_change to unshare the source of the PC set.
2327 2008-01-12 Jan Hubicka <jh@suse.cz>
2330 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2331 references above array bounds. This might trigger bounds checks for
2334 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2336 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2337 new_replaceable_dependencies.
2339 2008-01-12 Doug Kwan <dougkwan@google.com>
2341 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2342 instead of OPT_Wreturn_type in warning due to ignored return type
2344 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2345 options included in -Wextra.
2346 * c.opt: New option -Wignored_qualifiers.
2347 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2348 -Wignore_qualifiers.
2349 (-Wignored-qualifiers): Document.
2350 (-Wreturn-type): Remove description of functionality now handled
2351 by -Wignored-qualifiers.
2353 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2356 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2357 NOP_EXPR if it is between integral types with the same precision.
2359 2008-01-12 Jan Hubicka <jh@suse.cz>
2362 * invoke.texi (max-inline-recursive-depth): Fix default value.
2364 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2366 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2369 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2371 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2373 2008-01-11 James E. Wilson <wilson@specifix.com>
2376 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2378 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2380 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2381 save/restore frame pointer register and don't use 'call-prologues'
2382 optimization in function with "OS_task" attribute.
2384 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2387 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2388 when copying to memory.
2390 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2392 PR rtl-optimization/30905
2393 * cfgcleanup.c: Include dce.h
2394 (crossjumps_occured): New global variable.
2395 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2396 If something changed, set crossjumps_occured to true.
2397 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2398 Don't add/remove fake edges to exit here...
2399 (cleanup_cfg): ...but do it here, when crossjumping.
2400 Run a fast DCE when successful crossjumps occured in the latest
2401 iteration of try_optimize_cfg.
2403 2008-01-11 Richard Guenther <rguenther@suse.de>
2405 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2406 (struct vn_unary_op_s): Likewise.
2407 (vn_reference_insert): Free old reference on hash collision.
2409 2008-01-10 Raksit Ashok <raksit@google.com>
2411 PR rtl-optimization/27971
2412 * combine.c (find_split_point): Split PLUS expressions which are
2413 inside a MEM rtx, and whose first operand is complex.
2415 2008-01-10 DJ Delorie <dj@redhat.com>
2417 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2418 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2419 (m32c_hard_regno_ok): Call the underlying function.
2421 2008-01-10 Richard Guenther <rguenther@suse.de>
2424 * tree-cfg.c (tree_merge_blocks): Do not go through the
2425 full-blown folding and stmt updating path if we just deal
2426 with virtual operands.
2427 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2428 test for abnormal SSA_NAMEs.
2430 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2433 * reload.c (push_reload): Add assertions. All constants from
2434 reg_equiv_constant should have been used for replacing the respective
2436 (find_reloads_address): Invoke find_reloads_address_part for
2437 constant taken from the reg_equiv_constant array.
2439 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2441 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2442 field (valnum) the first in the struct. Replace bools with
2445 2008-01-10 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/34651
2448 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2449 types and ordering for masking and converting.
2451 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2453 PR tree-optimization/34017
2454 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2455 also for PHI_NODE expressions.
2457 2008-01-09 Jan Hubicka <jh@suse.cz>
2459 PR tree-optimization/34708
2460 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2461 based on number of case labels.
2462 (init_inline_once): Remove switch_cost.
2463 * tree-inline.h (eni_weights_d): Remove switch_cost.
2465 2008-01-09 Richard Guenther <rguenther@suse.de>
2466 Andrew Pinski <andrew_pinski@playstation.sony.com>
2469 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2470 temporary if an rvalue is ok or an lvalue is not required.
2472 2008-01-09 Richard Guenther <rguenther@suse.de>
2475 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2478 2008-01-09 Richard Guenther <rguenther@suse.de>
2481 * tree.c (host_integerp): Check for sizetype only if the
2482 type is an integer type.
2484 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2487 * opts.c (decode_options): Disable inlining of functions called
2488 once if not in unit-at-a-time mode.
2490 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2492 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2494 2008-01-08 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2498 out early if the result will be unused.
2500 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2505 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2509 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2511 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2512 for vectorization tuned.
2514 2008-01-08 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/34683
2517 * tree-ssa-operands.c (operand_build_cmp): Export.
2518 * tree-ssa-operands.h (operand_build_cmp): Declare.
2519 * tree-vn.c (vuses_compare): Remove.
2520 (sort_vuses): Use operand_build_cmp.
2521 (sort_vuses_heap): Likewise.
2522 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2523 to re-use old VEC if available. Do not sort already sorted VUSEs.
2524 (vdefs_to_vec): Do not sort already sorted VDEFs.
2526 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2529 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2531 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2534 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2535 limitations of reciprocal sequences on x86 targets.
2537 2008-01-08 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/34683
2540 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2542 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2545 * config/darwin.c (darwin_mergeable_string_section): Don't use
2546 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2548 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2552 negxf2. Macroize expander using X87MODEF mode iterator. Change
2553 predicates of op0 and op1 to register_operand.
2554 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2555 expander using X87MODEF mode iterator. Change predicates of
2556 op0 and op1 to register_operand.
2557 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2558 corresponding patterns and macroize using MODEF macro. Change
2559 predicates of op0 and op1 to register_operand and remove
2560 "m" constraint. Disparage "r" alternative with "!".
2561 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2562 macroize using X87MODEF macro. Change predicates of op0 and op1
2563 to register_operand and remove "m" constraint. Disparage "r"
2564 alternative with "!".
2565 (absneg splitter with memory operands): Remove.
2566 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2567 patterns and macroize using X87MODEF mode iterator.
2568 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2569 Change predicate of op1 to register_operand.
2570 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2571 for memory operands.
2573 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2575 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2577 2008-01-07 Richard Guenther <rguenther@suse.de>
2579 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2582 2008-01-07 Richard Guenther <rguenther@suse.de>
2584 PR tree-optimization/34683
2585 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2586 VOPs of the needed size to save memory. Use VEC_quick_push
2587 to save compile-time.
2588 (vdefs_to_vec): Likewise.
2590 2008-01-07 Sa Liu <saliu@de.ibm.com>
2592 * config/spu/spu.md (divdf3): Genetate inline code for double
2593 division. The implementation doesn't handle INF or NAN, therefore it
2594 only applies when -ffinite-math-only is given.
2596 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2599 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2600 * doc/cpp.texi ([Common Predefined Macros]): Document.
2602 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2604 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2605 order to use commutative addition instead of subtraction.
2607 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2608 Mircea Namolaru <namolaru@il.ibm.com>
2609 Vladimir Yanovsky <yanov@il.ibm.com>
2610 Revital Eres <eres@il.ibm.com>
2612 PR tree-optimization/34263
2613 * tree-outof-ssa.c (process_single_block_loop_latch,
2614 contains_tree_r): New functions.
2615 (analyze_edges_for_bb): Call process_single_block_loop_latch
2616 function to empty single-basic-block latch block if possible.
2618 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2622 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2624 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2626 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2628 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2630 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2632 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2634 PR tree-optimization/34618
2635 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2638 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2642 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2643 Update copyright year.
2645 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2646 Update copyright year.
2647 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2650 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2652 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2653 edge does not point to current bb before changing need_assert.
2655 2008-01-04 Richard Guenther <rguenther@suse.de>
2658 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2659 for verifying purposes if they are is_gimple_min_invariant.
2661 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2663 PR tree-optimization/34448
2664 PR tree-optimization/34465
2665 * gimplify.c (gimplify_init_constructor): Add new parameter
2666 notify_temp_creation. Use it.
2667 (gimplify_modify_expr_rhs): Take volatiles into account when
2668 optimizing constructors.
2669 Do not optimize constructors if gimplify_init_constructor will dump to
2671 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2672 * gcc.c-torture/compile/pr34448.c: New.
2674 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2676 PR gcov-profile/34609
2677 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2678 return_slot if result is TREE_ADDRESSABLE.
2680 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2682 * config/mips/mips.md (sqrt_condition): Tweak comment.
2683 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2685 2008-01-03 Tom Tromey <tromey@redhat.com>
2688 * c-common.c (c_type_hash): Handle VLAs.
2690 2008-01-03 Jan Hubicka <jh@suse.cz>
2692 PR tree-optimization/31081
2693 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2694 0 when inlining and not inlining to first basic block.
2695 (remap_decl): When var is initialized to 0, don't set default_def.
2696 (expand_call_inline): Set entry_bb.
2697 * tree-inline.h (copy_body_data): Add entry_bb.
2699 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2702 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2705 PR tree-optimization/29484
2706 * tree-inline.c (inline_forbidden_p_2): New function.
2707 (inline_forbidden_p): Disallow inlining if some static var
2708 has an address of a local LABEL_DECL in its initializer.
2709 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2712 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2714 PR tree-optimization/34635
2715 * tree-data-ref.c (add_other_self_distances): Make sure that the
2716 evolution step is constant.
2718 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2721 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2723 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2725 * tree-sra.c (scalarize_init): Insert the generate_element_init
2726 statements after the generate_element_zero statements.
2728 2008-01-02 Richard Guenther <rguenther@suse.de>
2732 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2733 for very large number of operands instead of ICEing.
2735 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2738 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2739 while stack probing.
2741 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2743 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2746 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2749 * tree-mudflap.c (mx_register_decls): Guard warning by
2750 !DECL_ARTIFICIAL check.
2752 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2754 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2755 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2756 sse5_perm<mode>): Fix constraints.