1 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7 2008-04-04 Richard Guenther <rguenther@suse.de>
10 * fold-const.c (optimize_minmax_comparison): Use the correct
11 type for the constant in the simplified comparison.
13 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16 Pass L2 size as "--param l2-cache-size" to the compiler.
17 (decode_l2_cache): New function to decode L2 cache parameters using
18 0x8000006 extended cpuid function.
19 (detect_caches_amd): Determine parameters of L2 cache using
20 decode_l2_caches function.
21 (decode_caches_intel): Decode L2 cache parameters.
22 (detect_caches_intel): Determine L2 cache parameters using
23 decode_caches_intel and decode_l2_caches functions.
25 2008-04-03 Bob Wilson <bob.wilson@acm.org>
27 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
28 secondary input reload for subword loads from the constant pool.
30 2008-04-03 Janis Johnson <janis187@us.ibm.com>
33 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
34 constants of the appropriate size for runtime calculations.
37 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
38 decimal-float literal constant zero.
40 2008-04-03 Jakub Jelinek <jakub@redhat.com>
43 * c-parser.c (c_parser_omp_atomic): Call
44 default_function_array_conversion on the RHS.
47 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
48 call is_variable_sized if decl has incomplete type.
50 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
52 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
54 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
56 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
58 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
60 (sgt<u>): Merge sgt and sgtu into new expander.
61 (sgt, sgtu): Remove expanders.
62 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
64 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
65 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
66 *sgtu_<mode>_mips16 into new pattern.
67 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
68 (sge<u>): Merge sge and sgeu into new expander.
69 (sge, sgeu): Remove expanders.
70 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
72 (*sge_<mode>, second *sge_<mode>): Remove patterns.
73 (slt<u>): Merge slt and sltu into new expander.
74 (slt, sltu): Remove expanders.
75 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
77 (*slt_<mode>, *sltu_<mode>): Remove patterns.
78 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
79 *sltu_<mode>_mips16 into new pattern.
80 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
81 (sle<u>): Merge sle and sleu into new expander.
82 (sle, sleu): Remove expanders.
83 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
85 (*sle_<mode>, *sleu_<mode>): Remove patterns.
86 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
87 *sleu_<mode>_mips16 into new pattern.
88 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
90 2008-04-03 Jan Hubicka <jh@suse.cz>
92 PR tree-optimization/35795
93 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
94 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
95 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
96 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
97 * score/score3.c (score3_output_mi_thunk): Likewise.
98 * score/score7.c (score7_output_mi_thunk): Likewise.
99 * mips/mips.c (mips_output_mi_thunk): Likewise.
101 2008-04-03 Richard Guenther <rguenther@suse.de>
103 * tree-vrp.c (extract_range_from_unary_expr): Handle all
104 conversions. Simplify code.
106 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
108 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
110 2008-04-03 Tom Tromey <tromey@redhat.com>
111 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
113 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
114 * config/bfin/t-bfin-linux (generated_files): Add
115 linux-sysroot-suffix.h.
116 * doc/install.texi (Prerequisites): Require make 3.80.
117 * doc/sourcebuild.texi (Front End Directory): Document new
119 * Makefile.in (generated_files): New variable.
120 (ALL_HOST_OBJS): New variable.
121 ($(ALL_HOST_OBJS)): New target.
123 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
125 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
126 (remap_block): Call id->transform_lang_insert_block instead
128 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
129 Set id.transform_lang_insert_block to NULL.
130 (clone_body): Move to cp/optimize.c
131 * tree-inline.h (struct copy_body_data): Change
132 transform_lang_insert_block to function pointer.
133 (copy_generic_body, copy_decl_no_change): Export.
134 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
135 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
136 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
138 * c-tree.h (insert_block): Kill.
139 * c-decl.c (insert_block): Kill.
141 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
143 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
144 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
145 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
147 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
148 argument, call {push,pop}_function_context from here.
149 * c-parser.c: Use c_{push,pop}_function_context.
151 * function.c (push_function_context_to): Move meat ...
152 (push_function_context): ... here. Simplify.
153 * function.c (pop_function_context_from): Move meat ...
154 (pop_function_context): ... here. Simplify.
155 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
157 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
158 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
159 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
160 * tree.h (push_function_context_to, pop_function_context_from): Remove.
162 2008-04-03 Ben Elliston <bje@au.ibm.com>
164 * expmed.c (extract_force_align_mem_bit_field): Remove.
166 2008-04-03 Richard Guenther <rguenther@suse.de>
169 * expr.h (try_casesi): Adjust prototype.
170 * expr.c (try_casesi): Take fallback label as extra parameter.
171 Use that for gen_casesi if default_label is NULL.
172 * stmt.c (expand_case): Pass fallback label to try_casesi,
173 make sure to fill gaps with a fallback label if default_label
176 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
179 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
181 2008-04-03 Ben Elliston <bje@au.ibm.com>
183 * expmed.c (extract_split_bit_field): Remove if (0) code.
184 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
185 (do_ds_constraint): Likewise.
187 2008-04-02 Joseph Myers <joseph@codesourcery.com>
189 * doc/cppopts.texi (-dU): Document.
190 * c-common.h (flag_dump_macros): Update comment.
191 * c-opts.c (handle_OPT_d): Handle -dU.
192 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
193 dump_queued_macros, cb_used_define, cb_used_undef): New.
194 (init_pp_output): Handle -dU.
195 (cb_line_change): Call dump_queued_macros.
196 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
198 2008-04-02 Anatoly Sokolov <aesok@post.ru>
200 * config/avr/predicates.md (io_address_operand): New predicate.
201 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
202 * config/avr/avr.c (avr_io_address_p): Remove function.
203 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
204 'avr_io_address_p' function.
205 (out_movhi_r_mr): (Ditto.).
206 (out_movqi_mr_r): (Ditto.).
207 (out_movhi_mr_r): (Ditto.).
208 (avr_address_cost): (Ditto.).
210 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
213 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
214 in 32bit mode when XMM registers are available to avoid store
216 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
217 corresponding post-reload splitters.
219 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
221 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
222 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
223 __builtin_ia32_roundss.
224 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
225 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
226 __builtin_ia32_roundss.
227 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
228 IX86_BUILTIN_SHUFPD here.
230 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
232 * config/i386/i386.md (plogic): New.
233 (plogicprefix): Likewise.
235 * config/i386/mmx.md (mmx_<code><mode>3): New.
236 (mmx_and<mode>3): Removed.
237 (mmx_ior<mode>3): Likewise.
238 (mmx_xor<mode>3): Likewise.
240 * config/i386/sse.md (<code><mode>3): New.
241 (*<code><mode>3): Likewise.
242 (*<code><mode>3): Likewise.
243 (<code><mode>3): Likewise.
244 (*sse_<code><mode>3): Likewise.
245 (*sse2_<code><mode>3): Likewise.
246 (<code>tf3): Likewise.
247 (*<code>tf3): Likewise.
248 (and<mode>3): Likewise.
249 (*and<mode>3): Likewise.
250 (ior<mode>3): Removed.
251 (*ior<mode>3): Likewise.
252 (xor<mode>3): Likewise.
253 (*xor<mode>3): Likewise.
254 (*and<mode>3): Likewise.
255 (*ior<mode>3): Likewise.
256 (*xor<mode>3): Likewise.
257 (and<mode>3): Likewise.
258 (*sse_and<mode>3): Likewise.
259 (*sse2_and<mode>3): Likewise.
262 (ior<mode>3): Likewise.
263 (*sse_ior<mode>3): Likewise.
264 (*sse2_ior<mode>3): Likewise.
267 (xor<mode>3): Likewise.
268 (*sse_xor<mode>3): Likewise.
269 (*sse2_xor<mode>3): Likewise.
273 2008-04-02 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/14495
276 PR tree-optimization/34793
277 * tree-vrp.c (struct switch_update): New structure.
278 (to_remove_edges, to_update_switch_stmts): New VECs.
279 (simplify_switch_using_ranges): New function. Remove not taken
280 case labels and edges.
281 (simplify_stmt_using_ranges): Call it.
282 (identify_jump_threads): Mark edges we have queued for removal
283 so we don't thread them.
284 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
286 * tree-cfg.c (group_case_labels): Deal with missing default label.
287 (tree_verify_flow_info): Allow missing default label.
288 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
289 (emit_case_nodes): Likewise.
290 (expand_case): Do not rely on the default label to be present.
291 * expr.c (try_casesi): Deal with NULL default_label.
292 (do_tablejump): Likewise.
294 2008-04-02 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/14495
297 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
299 (vrp_visit_switch_stmt): ... but here (new function).
300 (find_case_label_index): New helper function.
301 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
303 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
305 * fwprop.c: Fix ISO-C99ism.
307 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
310 * Makefile.in (objdir): Set it here.
311 * configure.ac: Not here. Find dynamic linker characteristics.
312 * exec-tool.in: Use them.
313 * aclocal.m4: Regenerate.
314 * configure: Regenerate.
316 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
318 * expr.c (expand_var): Delete it.
319 * expr.h (expand_var): Delete prototype.
320 * function.c (expand_function_start): Use expand_decl instead.
321 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
324 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
326 PR rtl-optimization/35542
327 * fwprop.c (forward_propagate_and_simplify): Replace
328 loc_reg_mentioned_in_p with reg_mentioned_p.
330 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
332 PR rtl-optimization/35281
333 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
334 (propagate_rtx_1): Handle PR_HANDLE_MEM.
335 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
336 (varying_mem_p): Move above propagate_rtx.
337 (all_uses_available_at): Do not check MEMs.
339 2008-04-02 Rafael Espindola <espindola@google.com>
341 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
342 (register_edge_assert_for_2): Split the cond argument.
343 (register_edge_assert_for_1): Adjust for the change in
344 register_edge_assert_for_2.
345 (register_edge_assert_for): Split the cond argument.
346 (find_switch_asserts): Adjust for the change in
347 register_edge_assert_for.
349 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
351 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
352 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
353 offsets for 64-bit mingw.
354 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
355 abi for x86_64-pc-mingw.
357 2008-04-02 Richard Guenther <rguenther@suse.de>
359 * tree-vrp.c (extract_range_from_assert): Make sure to not
360 produce range min/max with TREE_OVERFOW set.
361 If merging a anti-range and a range keep the anti-range if
362 the range covers all values of the type.
363 (register_edge_assert_for_2): Only allow sign-changing
364 conversions in detecting canonical range checks. Also
365 register an assert for the unsigned name if useful.
367 PR tree-optimization/35787
368 * tree-vrp.c (vrp_val_max): New function.
369 (vrp_val_min): Likewise.
370 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
371 (vrp_val_is_min): Likewise.
372 (supports_overflow_infinity): Use vrp_val_{min,max}.
373 (negative_overflow_infinity): Likewise.
374 (positive_overflow_infinity): Likewise.
375 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
376 (is_positive_overflow_infinity): Likewise.
377 (is_overflow_infinity): Likewise.
378 (avoid_overflow_infinity): Use vrp_val_{min,max} and
379 vrp_val_is_{min,max}.
380 (set_and_canonicalize_value_range): Canonicalize anti-ranges
381 to ranges if possible. Avoid empty ranges.
383 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
386 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
387 the expression is a function address.
389 2008-04-01 George Helffrich <george@gcc.gnu.org>
391 PR fortran/PR35154, fortran/PR23057
392 * fortran/trans-common.c (create_common): Add decl to function
393 chain to preserve identifier scope in debug output.
395 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
396 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
397 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
398 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
400 (dbxout_syms): Check for COMMON-based symbol and wrap in
401 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
402 in bracket for efficiency.
404 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
405 using DW_TAG_common_block + member offset.
406 (add_pubname_string): New function.
407 (dw_expand_expr): New function to find block name and offset for
409 (common_check): New function to check whether symbol in Fortran COMMON.
410 (gen_variable_die): If COMMON, use DW_TAG_common_block.
412 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
413 use of common is unchanged.
415 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
416 with all combinations of debug options available on target.
417 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
418 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
419 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
420 .stabs functionality.
421 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
424 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
427 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
429 2008-04-02 Ben Elliston <bje@au.ibm.com>
431 * config/v850/v850.md (casesi): Remove if (0) code.
432 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
433 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
435 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.md (rex64suffix): New mode attribute.
438 (floathi<mode>2): Disable expander for SSE math.
439 (*floathi<mode>2_1): New insn insn_and_split pattern.
440 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
441 corresponding post-reload splitters.
442 (*floathi<mode>2_i387): New macroized insn pattern.
443 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
444 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
445 insn_and_split pattern.
446 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
447 New macroized instruction patterns and corresponding post-reload
449 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
450 and corresponding post-reload splitters.
451 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
452 New macroized instruction patterns.
453 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
454 macroized instruction patterns and corresponding post-reload splitters.
455 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
456 corresponding post-reload splitters.
457 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
458 New macroized instruction patterns.
459 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
460 corresponding post-reload splitters.
461 (*floatsi<mode>2_i387): New macroized instruction patterns.
463 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
465 * config/i386/i386.md (smaxmin): New.
467 (maxminiprefix): Likewise.
468 (maxminfprefix): Likewise.
469 (<code><mode>3): Likewise.
470 (smin<mode>3): Removed.
471 (smax<mode>3): Likewise.
473 * config/i386/mmx.md (mmx_<code>v2sf3): New.
474 (mmx_<code>v4hi3): Likewise.
475 (mmx_<code>v8qi3): Likewise.
476 (mmx_smaxv2sf3): Removed.
477 (mmx_sminv2sf3): Likewise.
478 (mmx_umaxv8qi3): Likewise.
479 (mmx_smaxv4hi3): Likewise.
480 (mmx_uminv8qi3): Likewise.
481 (mmx_sminv4hi3): Likewise.
483 * config/i386/sse.md (<addsub><mode>3): New.
484 (*<addsub><mode>3): Likewise.
485 (<sse>_vm<addsub><mode>3): Likewise.
486 (<maxmin><mode>3): Likewise.
487 (*<maxmin><mode>3_finite): Likewise.
488 (*<maxmin><mode>3): Likewise.
489 (<sse>_vm<maxmin><mode>3): Likewise.
490 (sse3_h<addsub>v4sf3): Likewise.
491 (sse3_h<addsub>v2df3): Likewise.
492 (<maxmin>v16qi3): Likewise.
493 (*<maxmin>v16qi3): Likewise.
494 (<maxmin>v8hi3): Likewise.
495 (*<maxmin>v8hi3): Likewise.
496 (*sse4_1_<maxmin><mode>3): Likewise.
497 (*sse4_1_<maxmin><mode>3): Likewise.
498 (add<mode>3): Removed.
499 (*add<mode>3): Likewise.
500 (<sse>_vmadd<mode>3): Likewise.
501 (sub<mode>3): Likewise.
502 (*sub<mode>3): Likewise.
503 (<sse>_vmsub<mode>3): Likewise.
504 (smin<mode>3): Likewise.
505 (*smin<mode>3_finite): Likewise.
506 (*smin<mode>3): Likewise.
507 (<sse>_vmsmin<mode>3): Likewise.
508 (smax<mode>3): Likewise.
509 (*smax<mode>3_finite): Likewise.
510 (*smax<mode>3): Likewise.
511 (<sse>_vmsmax<mode>3): Likewise.
512 (sse3_haddv4sf3): Likewise.
513 (sse3_haddv2df3): Likewise.
514 (sse3_hsubv4sf3): Likewise.
515 (sse3_hsubv2df3): Likewise.
516 (umaxv16qi3): Likewise.
517 (*umaxv16qi3): Likewise.
518 (smaxv8hi3): Likewise.
519 (*smaxv8hi3): Likewise.
520 (*sse4_1_smax<mode>3): Likewise.
521 (*sse4_1_umax<mode>3): Likewise.
522 (uminv16qi3): Likewise.
523 (*uminv16qi3): Likewise.
524 (sminv8hi3): Likewise.
525 (*sminv8hi3): Likewise.
526 (*sse4_1_smin<mode>3): Likewise.
527 (*sse4_1_umin<mode>3): Likewise.
529 2008-04-01 Rafael Espindola <espindola@google.com>
531 * tree-cfg.c (verify_expr): remove in_phi.
532 (verify_stmt): Don't call walk_tree with verify_expr. Use
533 is_gimple_min_invariant instead of is_gimple_val.
535 2008-04-01 Joseph Myers <joseph@codesourcery.com>
537 * doc/include/gpl_v3.texi: Update for manpage generation.
538 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
540 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
541 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
542 gpl_v3.texi instead of gpl.texi.
545 2008-04-01 Jakub Jelinek <jakub@redhat.com>
548 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
550 2008-04-01 Rafael Espindola <espindola@google.com>
552 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
553 (extract_code_and_val_from_cond): Use
554 extract_code_and_val_from_cond_with_ops.
556 2008-04-01 Jan Hubicka <jh@suse.cz>
558 * function.c (free_after_compilation): Free epilogue_delay_list.
559 (prepare_function_start): Assert that previous compilation was freed.
561 2008-04-01 Jan Hubicka <jh@suse.cz>
562 Jim Wilson <wilson@tuliptree.org>
563 Andreas Tobler <andreast@gcc.gnu.org>
566 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
567 rtl.emit instead cfun->emit.
568 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
569 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
571 2008-04-01 Ben Elliston <bje@au.ibm.com>
573 * doc/c-tree.texi (Function Basics): Fix grammatical error.
575 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
577 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
579 (fprofile-use): Add var flag_profile_use
580 * coverage.c (coverage_begin_output): Do not open a gcno file for
581 output only if -ftest-coverage is set.
582 Do not add getpwd() to gcda file path.
583 (build_gcov_info): Check the new flag
584 flag_profile_datafile_relative_path.
585 (coverage_init): Use profile_data_prefix.
586 Read profile counter only if flag_profile_use is set.
587 * opts.c (common_handle_option): New option fprofile-use=,
588 fprofile-dir=, fprofile-generate=.
589 * toplev.c (profile_data_prefix): New variable definition.
590 * toplev.h (profile_data_prefix): New declaration.
591 * doc/invoke.tex (Option Summary, Optimization Options):
594 2008-03-31 James E. Wilson <wilson@tuliptree.org>
596 * varasm.c (output_constant_pool_1): In LABEL_REF check,
597 use tmp consistently.
600 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
601 * config/ia64/ia64.c (rtx_needs_barrier): Handle
602 UNSPEC_FR_RECIP_APPROX_RES.
603 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
605 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
608 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
610 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
613 * fold-const.c (fold_indirect_ref_1): Support accessing non first
614 element of the vector via a pointer.
616 2008-03-31 Ian Lance Taylor <iant@google.com>
618 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
620 2008-03-31 Jan Hubicka <jh@suse.cz>
622 * builtins.c (expand_builtin_setjmp_receiver): Update call of
623 get_arg_pointer_save_area.
624 * expr.c (init_expr): Just clear out rtl.expr.
625 * function.c (free_after_compilation): Clear out whole RTL structure.
626 (get_func_frame_size): Merge into ...
627 (get_frame_size): ... this one.
628 (assign_stack_local_1): Merge into ...
629 (assign_stack_local): ... this one.
630 (expand_function_end): Update call of get_arg_pointer_save_area.
631 (get_art_pointer_save_area): Remove cfun argument.
632 * function.h (emit_status): regno_pointer_align does not need length
633 attribute. Move x_regno_reg_rtx to ...
634 (regno_reg_rtx): ... new global array.
635 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
636 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
637 apply_args_value, forced_labels, stack_pointer_delta):
639 (struct varasm_status): Move here from varasm.c
640 (struct rtl_data): New. Move here some fields from struct function.
641 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
642 frame_offset, stack_check_probe_note, arg_pointer_save_area,
643 used_temp_slots avail_temp_slots, temp_slot_level,
644 nonlocal_goto_handler_labels): Update accesstors.
645 (rtl): New global variable.
646 (struct function): Move some fileds to rtl_data.
647 (get_arg_pointer_save_area): Update prototype.
648 * emit-rtl.c (rtl): Declare.
649 (regno_reg_rtx): Declare.
650 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
652 (gen_reg_rtx): Update.
653 (init_virtual_regs): Do not tate emit_status argument.
654 (init_emit): Do not allocate emit.
655 * varasm.c (varasm_statuc): Move to function.h.
656 (n_deferred_constatns): Update accestor.
657 (init_varasm_status): Do not allocate varasm_status.
658 (force_const_mem, get_pool_size, output_constant_pool): Update.
659 * stmt.c (force_label_rtx): Do not use x_ prefixes.
660 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
662 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
664 PR rtl-optimization/35729
665 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
668 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
671 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
672 load/store if memory is unaligned.
673 (*movti_rex64): Likewise.
675 * config/i386/predicates.md (misaligned_operand): New.
677 2008-03-31 Andrew Pinski <pinskia@gmail.com>
680 * tree-ssa-phiopt.c (conditional_replacement): Return early for
683 2008-03-31 Jan Beulich <jbeulich@novell.com>
685 * config/ia64/constraints.md: Add 'j' constraint.
686 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
687 (movdi_internal): Likewise.
689 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
692 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
694 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
697 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
698 proper error message for the third argument on blendpd and
701 * config/i386/sse.md (blendbits): New.
702 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
704 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
706 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
708 2008-03-30 Richard Guenther <rguenther@suse.de>
711 * fold-const.c (fold_sign_changed_comparison): Do leave
712 conversions to base-types alone.
714 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
716 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
717 the link register if one altivec register is be saved.
719 2008-03-30 Ben Elliston <bje@au.ibm.com>
721 * final.c (final_scan_insn): Remove if (0) code.
723 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
725 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
727 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
730 of V4SFmode to ix86_binary_operator_ok.
732 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.c (override_options): Initialize
735 ix86_veclib_handler to ix86_veclibabi_svml when
736 -mveclibabi=svml is used.
737 (ix86_veclibabi_svml): New function for SVML ABI style
738 vectorization support.
739 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
741 2008-03-28 Rafael Espindola <espindola@google.com>
743 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
744 (tree_binary_nonnegative_warnv_p): Make it public.
745 (tree_single_nonnegative_warnv_p): Make it public.
746 (tree_invalid_nonnegative_warnv_p): Make it public.
747 (tree_unary_nonzero_warnv_p): Make it public.
748 (tree_binary_nonzero_warnv_p): Make it public
749 (tree_single_nonzero_warnv_p): Make it public.
750 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
751 (extract_range_from_binary_expr): Split the expr argument.
752 (extract_range_from_unary_expr): Split the expr argument.
753 (extract_range_from_comparison): Split the expr argument.
754 (extract_range_from_expr): Use the new aux functions.
755 (vrp_evaluate_conditional_warnv): Use
756 vrp_evaluate_conditional_warnv_with_ops.
757 * tree.h (tree_unary_nonzero_warnv_p): Declare.
758 (tree_binary_nonzero_warnv_p): Declare.
759 (tree_single_nonzero_warnv_p): Declare.
760 (tree_expr_nonzero_warnv_p): Declare.
761 (tree_unary_nonnegative_warnv_p): Declare.
762 (tree_binary_nonnegative_warnv_p): Declare.
763 (tree_single_nonnegative_warnv_p): Declare.
764 (tree_invalid_nonnegative_warnv_p): Declare.
766 2008-03-28 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/30317
769 PR tree-optimization/30911
770 PR tree-optimization/34793
771 * tree-vrp.c (set_and_canonicalize_value_range): New function.
772 (struct assert_locus_d): New member EXPR.
773 (register_new_assert_for): Add EXPR parameter to support
774 ASSERT_EXPR <name, expr OP limit>.
775 (register_edge_assert_for_1): Adjust callers.
776 (find_assert_locations): Likewise.
777 (process_assert_insertions_for): Build condition from expression.
778 (extract_range_from_assert): Handle ASSERT_EXPRs
779 of the form ASSERT_EXPR <name, expr OP limit>.
780 (register_edge_assert_for_2): New helper registering
781 asserts for comparisons. Recognize range tests of the form
782 (unsigned)i - CST1 OP CST2.
783 (register_edge_assert_for_1): Use it.
784 (register_edge_assert_for): Likewise.
785 (needs_overflow_infinity): Integer sub-types
786 do not need overflow infinities.
787 (vrp_val_is_max): The extreme values of integer sub-types
788 are those of the base type.
789 (vrp_val_is_min): Likewise.
790 * tree.def (ASSERT_EXPR): Document extra allowed conditional
793 2008-03-28 Nick Clifton <nickc@redhat.com>
795 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
796 Return GENERAL_REGS for stack adjustment reloads.
798 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
801 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
802 const_vector when all the vectors are constant.
804 2008-03-27 Bob Wilson <bob.wilson@acm.org>
806 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
808 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
809 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
811 (s<code>_sf): Use new scc_sf attribute for opcode names.
813 2008-03-27 Tom Tromey <tromey@redhat.com>
815 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
816 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
817 config/spu/t-spu-elf, config/i386/t-interix,
818 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
819 config/i386/x-darwin, config/i386/x-mingw32,
820 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
821 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
822 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
823 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
824 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
825 config/rs6000/x-darwin, config/rs6000/t-rs6000,
826 config/score/t-score-elf, config/arm/t-strongarm-pe,
827 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
828 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
829 Revert automatic dependency patch.
831 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
834 * config/i386/i386.c (ix86_function_arg_boundary): Align
835 decimal floating point to its natural boundary.
837 2008-03-27 Richard Guenther <rguenther@suse.de>
840 * fold-const.c (fold_comparison): Restrict distinct decl
841 comparison folding to VAR_DECLs and PARM_DECLs. Do not
842 solely rely on operand_equal_p.
844 2008-03-27 Richard Guenther <rguenther@suse.de>
847 * c-common.c (handle_weak_attribute): Reject combination of
850 2008-03-27 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/32810
853 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
854 conversions from DECL_INITIAL.
855 (fold_const_aggregate_ref): Likewise from constructor elements.
857 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
859 * tree-affine.h (aff_combination_expand): Declare.
860 (get_inner_reference_aff): Likewise.
861 * tree-affine.c (aff_combination_expand): Split out from
862 tree_to_aff_combination_expand.
863 (get_inner_reference_aff): New function.
864 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
865 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
866 (struct lim_aux_data): sm_done field removed.
867 (mem_ref_loc_p, mem_ref_locs_p): New types.
868 (struct mem_ref): Added id, stored, accesses_in_loop,
869 indep_loop, dep_loop, indep_ref, dep_ref fields.
870 Removed is_stored, locs and next fields.
871 (memory_accesses): New variable.
872 (movement_possibility): Do not allow moving statements
873 that store to memory.
874 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
876 (determine_max_movement): For statements with memory references,
877 find the outermost loop in that the reference is independent.
878 (move_computations_stmt): Mark the virtual operands for renaming.
879 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
880 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
881 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
882 add_vop_ref_mapping, create_vop_ref_mapping_loop,
883 create_vop_ref_mapping, analyze_memory_references,
884 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
885 get_all_locs_in_loop, ref_always_accessed_p,
886 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
887 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
888 store_motion_loop, store_motion): New functions.
889 (struct vop_to_refs_elt): New type.
890 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
891 memref_hash, memref_eq, hoist_memory_references): Rewritten.
892 (schedule_sm): Replaced by...
893 (execute_sm): ... this.
894 (determine_lsm_ref, hoist_memory_references,
895 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
896 find_more_ref_vops, free_mem_ref, free_mem_refs,
897 determine_lsm_loop, determine_lsm): Removed.
898 (tree_ssa_lim_finalize): Free data structures used by store motion.
899 (tree_ssa_lim): Call analyze_memory_references. Use
900 store_motion instead of determine_lsm.
902 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
904 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
905 rename tmake_file to m68hc11/t-m68hc11.
906 (mcore): Set inhibit_libc to true.
907 * config.host (alpha*-dec-*vms*): Set extra_programs.
908 (interix3*): Don't use host_xmake_file.
909 * configure.ac: Let config.gcc override inhibit_libc.
910 * configure: Regenerate.
912 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
913 * config/t-openbsd-thread: Remove commented out lines.
915 * config/x-interix: Remove.
917 * config/m68hc11/t-m68hc11-gas: Rename to...
918 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
920 * config/mcore/t-mcore: Remove T_CFLAGS.
921 * config/mcore/t-mcore-pe: Likewise.
923 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
925 * configure.ac: Replace custom __GNU_SOURCE test with
926 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
927 * aclocal.m4: Regenerate.
928 * configure: Regenerate.
929 * config.in: Regenerate.
931 2008-03-27 Richard Guenther <rguenther@suse.de>
933 * fold-const.c (target.h): Include.
934 (fold_comparison): Fold comparison of addresses of decls
935 that bind locally or of constants. Consolidate address folding code.
936 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
937 results from fold_binary_to_constant.
938 (compare_values_warnv): Likewise.
940 2008-03-27 Andrew Pinski <pinskia@gmail.com>
943 * fold-const.c (fold_truthop): Check for integeral types when folding
944 a == 0 && b == 0 and a != 0 || b != 0 .
946 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
948 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
950 2008-03-26 Andreas Schwab <schwab@suse.de>
952 * doc/invoke.texi: Fix use of @item vs. @itemx.
954 2008-03-26 Tom Tromey <tromey@redhat.com>
956 * Makefile.in (build/gensupport.o, build/print-rtl.o,
957 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
958 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
959 build/gencodes.o, build/genconditions.o, build/genconfig.o,
960 build/genconstants.o, build/genemit.o, build/genextract.o,
961 build/genflags.o, build/genmddeps.o, build/genopinit.o,
962 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
965 2008-03-26 Richard Guenther <rguenther@suse.de>
968 2008-03-26 Richard Guenther <rguenther@suse.de>
970 * fold-const.c (target.h): Include.
971 (fold_comparison): Fold comparison of addresses of two decls
972 that bind locally. Consolidate address folding code.
974 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
976 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
977 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
978 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
979 dconstsqrt2, dconstthird, dconste and/or dconst10.
980 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
981 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
982 dconstsqrt2, dconste): Delete.
983 (init_emit_once): Likewise. Simplify initializing dconstm1.
985 * real.c (get_real_const): New.
986 * real.h (dconst3, dconst10, dconstm2, dconstthird,
987 dconstsqrt2, dconste): Delete.
988 (real_value_const, get_real_const): New.
990 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
992 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
994 * config/i386/i386.c (ix86_function_arg_boundary): Check
995 BIGGEST_ALIGNMENT instead of 128.
996 (setup_incoming_varargs_64): Likewise.
998 2008-03-26 Tom Tromey <tromey@redhat.com>
1000 * Makefile.in (DEPFILES): Add missing '/'.
1002 2008-03-26 Richard Guenther <rguenther@suse.de>
1004 * fold-const.c (target.h): Include.
1005 (fold_comparison): Fold comparison of addresses of two decls
1006 that bind locally. Consolidate address folding code.
1008 2008-03-26 Nick Clifton <nickc@redhat.com>
1011 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1012 not allow INT+INT as a legitimate addressing mode.
1014 2008-03-26 Richard Guenther <rguenther@suse.de>
1016 * tree-flow.h (widen_bitfield): Remove declaration.
1017 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1018 (widen_bitfield): Remove function.
1019 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1022 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1025 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1028 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1030 PR rtl-optimization/35232
1031 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1032 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1033 reg_reloaded_call_part_clobbered here.
1034 (reload_regs_reach_end_p): New function.
1035 (reload_reg_rtx_for_input): New variable.
1036 (reload_reg_rtx_for_output): Likewise.
1037 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1038 when reassigning a pseudo register. Load reloadreg from
1039 reload_reg_rtx_for_input, moving the mode and register
1041 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1042 instead of the original when deciding whether an input reload
1043 would be a no-op or whether an output reload can be deleted.
1044 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1045 when setting up new_spill_reg_store. Load it from
1046 reload_reg_rtx_for_output, moving the mode and register
1048 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1049 instead of the original when deciding whether an output reload
1050 would be a no-op. Do the same when modifying insn notes.
1051 Use rtx_equal_p instead of == to compare the registers.
1052 (inherit_piecemeal_p): Take a mode and two register numbers
1054 (emit_reload_insns): Clear new_spill_reg_store for every hard
1055 register in the reload register. Remove spill registers
1056 from reg_reloaded_valid before considering whether to record
1057 inheritance information for them. Use reload_reg_rtx_for_output
1058 instead of reg_rtx when recording output reloads. Use
1059 reload_reg_rtx_for_input instead of reg_rtx when recording
1060 input reloads. Set or clear reg_reloaded_call_part_clobbered
1061 at the same time as setting reg_reloaded_valid.
1062 (delete_output_reload): Add a new_reload_reg parameter and use it
1063 instead of rld[j].reg_rtx.
1064 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1067 2008-03-25 Tom Tromey <tromey@redhat.com>
1069 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1070 (build/genattr.o): Likewise.
1071 (build/genattrtab.o): Likewise.
1072 (build/gencodes.o): Likewise.
1073 (build/genconfig.o): Likewise.
1074 (build/genconstants.o): Likewise.
1075 (build/genemit.o): Likewise.
1076 (build/genextract.o): Likewise.
1077 (build/genflags.o): Likewise.
1079 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1081 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1082 instead of size_int for integer types.
1083 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1084 to match type of MINUS_EXPR.
1086 2008-03-25 Tom Tromey <tromey@redhat.com>
1088 * configure: Rebuilt.
1089 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1092 2008-03-25 Tom Tromey <tromey@redhat.com>
1094 * config/x-solaris (host-solaris.o): Update.
1095 * config/x-linux (host-linux.o): Update.
1096 * config/x-hpux (host-hpux.o): Update.
1097 * config/x-darwin (host-darwin.o): Update.
1098 * config/v850/t-v850e (v850-c.o): Update.
1099 * config/v850/t-v850 (v850-c.o): Update.
1100 * config/t-vxworks (vxworks.o): Update.
1101 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1102 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1103 * config/spu/t-spu-elf (spu-c.o): Update.
1105 * config/sh/t-symbian (sh-c.o): Update.
1106 (symbian.o): Update.
1107 * config/sh/t-sh (sh-c.o): Update.
1108 * config/score/t-score-elf (score7.o, score3.o): Update.
1109 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1110 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1111 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1112 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1114 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1115 * config/m32c/t-m32c (m32c-pragma.o): Update.
1116 * config/ia64/t-ia64 (ia64-c.o): Update.
1117 * config/i386/x-mingw32 (host-mingw32.o): Update.
1118 * config/i386/x-i386 (driver-i386.o): Update.
1119 * config/i386/x-darwin (host-i386-darwin.o): Update.
1120 * config/i386/x-cygwin (host-cygwin.o): Update.
1121 * config/i386/t-nwld (nwld.o): Update.
1122 * config/i386/t-netware (netware.o): Update.
1123 * config/i386/t-interix (winnt.o): Update.
1124 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1125 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1126 msformat-c.o): Update.
1127 * config/bfin/t-bfin-linux (generated_files): Add
1128 linux-sysroot-suffix.h.
1129 * config/arm/t-wince-pe (pe.o): Update.
1130 * config/arm/t-strongarm-pe (pe.o): Update.
1131 * config/arm/t-pe (pe.o): Update.
1132 * config/arm/t-arm (arm-c.o): Update.
1133 * doc/install.texi (Prerequisites): Require make 3.80.
1134 * Makefile.in: Remove .o targets.
1135 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1136 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1137 (simple_generated_h, simple_generated_c): Move earlier.
1138 (generated_files): New variable.
1139 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1140 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1141 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1142 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1143 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1144 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1145 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1146 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1147 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1148 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1149 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1150 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1152 (COMPILE.base, COMPILE): New variables.
1153 (%.o): New pattern rule.
1154 (ALL_HOST_OBJS): New variable.
1155 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1156 (dummy-checksum.o, cc1-checksum.o): Remove.
1157 (DRIVER_SHLIB): New variable.
1158 (DRIVER_DEFINES): Use it.
1159 (gencondmd.c): Move out of build/.
1160 (s-conditions): Update.
1161 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1162 (ALL_BUILD_OBJS): Likewise.
1163 (build/%.o): Use BUILDCOMPILE.
1164 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1165 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1166 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1167 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1168 build/genconfig.o, build/genconstants.o, build/genemit.o,
1169 build/genextract.o, build/genflags.o, build/genmddeps.o,
1170 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1171 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1172 build/gen-protos.o, build/scan.o, build/fix-header.o,
1173 build/scan-decls.o): Simplify.
1174 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1175 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1176 prefix.o, toplev.o): Reduce to variable setting.
1177 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1178 ($(out_object_file), gcc-options.o): New targets.
1179 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1180 * configure: Rebuilt.
1181 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1182 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1184 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1186 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1187 complain when we hit an error, return ERROR_MARK_NODE.
1189 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1191 * config/sh/constraints.md (Pso, Psz): New constraints.
1192 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1193 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1195 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1197 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1198 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1200 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1202 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1203 (prefetch_sh2a): New.
1205 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1206 Naveen.H.S <naveen.hs@kpitcummins.com>
1208 * config/sh/constraints.md (I28): New constraint.
1209 * config/sh/sh.c (broken_move): Add support for movi20s.
1210 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1212 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1213 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1214 Naveen.H.S <naveen.hs@kpitcummins.com>
1216 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1217 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1218 (print_operand): Handle resbank in %@ operand code.
1219 (sh_encode_section_info): New.
1220 (push_regs): Add conditions for resbank.
1221 (sh_expand_epilogue): Likewise.
1222 (sh_insert_attributes): Likewise.
1223 (sh_attribute_table): Likewise.
1224 (sh_handle_resbank_handler_attribute): New.
1225 (sh2a_handle_function_vector_handler_attribute): New.
1226 (sh2a_is_function_vector_call): New.
1227 (sh2a_get_function_vector_number): New.
1228 (sh2a_function_vector_p): New.
1229 (sh_cfun_resbank_handler_p): New.
1230 * config/sh/sh.md (calli): Emit jsr/n if possible.
1231 (calli_tbr_rel): New.
1232 (calli_pcrel): Emit jsr/n if possible.
1233 (return_i): Emit rts/n if possible.
1234 (call_valuei_tbr_rel): New.
1235 (call_valuei_pcrel): Add condition for SH2A target.
1236 (call_value): Likewise.
1237 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1238 (sh2a_get_function_vector_number): Likewise.
1239 (sh2a_is_function_vector_call): Likewise.
1240 * doc/extend.texi: Document TBR relative addressing of SH2A.
1241 (resbank): Add description for SH2A.
1243 2008-03-24 Richard Guenther <rguenther@suse.de>
1246 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1247 pointer assignments change conversions according to middle-end rules.
1248 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1249 * configure.ac: Include type checking in yes.
1250 * configure: Regenerate.
1252 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1254 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1255 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1257 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1259 * gthr-vxworks.h (UNUSED): Define.
1261 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1263 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1265 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1267 * doc/extend.texi (Function Attributes): Add missing comma in the
1268 example of the "alloc_size" attribute.
1270 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1273 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1275 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1278 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1281 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1282 of the underlying type of a MS bitfield layout to the natural
1283 alignment of the type.
1285 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1288 to their natural alignment to avoid store forwarding stalls.
1290 2008-03-22 Richard Guenther <rguenther@suse.de>
1292 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1293 For PHI nodes verify the address is invariant.
1294 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1295 (get_symbol_constant_value): Use is_gimple_min_invariant.
1296 (maybe_fold_stmt_indirect): Likewise.
1298 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1300 PR rtl-optimization/33927
1301 * Makefile.in (dse.o): Depend on $(TM_P_H).
1302 * expr.h (extract_low_bits): Declare.
1303 * expmed.c (extract_low_bits): New function.
1304 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1305 * dse.c: Include tm_p.h.
1306 (find_shift_sequence): Remove the read_reg argument and return the
1307 read value. Emit the instructions instead of returning them.
1308 Iterate on new_mode rather than calculating it each time.
1309 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1310 source to NEW_MODE and extract_low_bits to convert the shifted
1312 (replace_read): Allow the load and store to have different mode
1313 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1314 or extraction instructions before trying the replacement. Update
1315 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1317 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1320 to their natural alignment to avoid store forwarding stalls.
1322 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1325 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1326 encouraging but not allowing gprs for input;
1327 change the input constraint to !f#r.
1328 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1330 change the output constraint to !f#r.
1332 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1336 corresponding post-reload splitters.
1337 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1338 when x87 FP math is selected.
1339 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1340 New function prototype.
1341 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1342 unreachable function to ease macroization of insn patterns.
1344 2008-03-21 Martin Jambor <mjambor@suse.cz>
1346 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1347 reference dumps if ddr is NULL or dependence is unknown.
1349 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1351 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1352 unsigned extension into account.
1353 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1354 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1355 Do computations on a scratch register.
1357 2008-03-21 Richard Guenther <rguenther@suse.de>
1359 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1360 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1361 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1362 * tree-ssa-dom.c (record_equality): Likewise.
1363 * tree-inline.c (copy_body_r): Likewise.
1364 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1367 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1369 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1370 as 'delete_unused' argument.
1372 2008-03-20 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1375 special casing of constant qualifiers.
1376 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1377 care about them in general.
1378 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1379 regardless of their type.
1380 (fold_stmt_r): Forcefully fold *& if we end up with that.
1382 2008-03-20 Paul Brook <paul@codesourcery.com>
1384 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1385 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1387 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1389 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1390 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1392 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1394 * common.opt (Wmudflap): New option.
1395 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1396 (mx_register_decls): Likewise.
1397 (mudflap_finish_file): Likewise.
1398 * doc/invoke.texi: Document -Wno-mudflap.
1400 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1402 * c-format.c (replace_format_name_to_system_name): New.
1404 (convert_format_name_to_system_name): New.
1405 (decode_format_attr): Add use of convert_format_name_to_system_name.
1406 (format_types_orig): Add gnu_ prefix to names.
1407 (check_format_info_main): Special treating of \0 escaped names for
1408 supporting multi-character format specifiers as I32, I64.
1409 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1410 (gnu_target_overrides_format_attributes): New.
1411 * c-format.h: Add structure target_ovr_attr to hold
1412 system specific formatter names.
1413 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1414 msformat-c.o file to c_target_objs and cxx_target_objs.
1415 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1416 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1417 (TARGET_N_FORMAT_TYPES): New.
1418 * config/i386/msformat-c.c: New.
1419 * config/i386/t-cygming: Add build rule for msformat-c.o.
1420 * doc/extend.texi: Add new format names gnu_* and ms_* and
1422 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1424 2008-03-20 Ira Rosen <irar@il.ibm.com>
1426 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1427 optimizations turned on under -O3.
1428 (ftree-vectorize): Add that the flag is turned on with -O3.
1430 2008-03-20 Ben Elliston <bje@au.ibm.com>
1432 * regmove.c (try_auto_increment): Fix spelling error in comment.
1433 * final.c (final_scan_insn): Likewise.
1435 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1438 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1439 allocator preferences for "y" and "r" class registers.
1440 ("*mov<mode>_internal"): Ditto.
1441 ("*movv2sf_internal_rex64"): Ditto.
1442 ("*movv2sf_internal"): Ditto.
1444 2008-03-19 Michael Matz <matz@suse.de>
1447 * calls.c (expand_call): Check overlap of arguments with call
1448 address for sibcalls.
1450 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1453 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1454 of the underlying type of a MS bitfield layout to the natural
1455 alignment of the type.
1457 2008-03-19 Jan Hubicka <jh@suse.cz>
1460 * toplev.c (decode_d_option): Handle all CPP flags.
1461 * tree-vrp.c: Update tree_pass descriptors.
1462 * regrename.c: Update tree_pass descriptors.
1463 * fwprop.c: Update tree_pass descriptors.
1464 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1465 * tree-into-ssa.c: Update tree_pass descriptors.
1466 * tree-dump.c: Update tree_pass descriptors.
1467 * tree-complex.c: Update tree_pass descriptors.
1468 * tree-dump.h: Update tree_pass descriptors.
1469 * see.c: Update tree_pass descriptors.
1470 * cgraphbuild.c: Update tree_pass descriptors.
1471 * tracer.c: Update tree_pass descriptors.
1472 * tree-loop-distribution.c: Update tree_pass descriptors.
1473 * cgraph.c: Update tree_pass descriptors.
1474 * postreload-gcse.c: Update tree_pass descriptors.
1475 * postreload.c: Update tree_pass descriptors.
1476 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1477 * tree-tailcall.c: Update tree_pass descriptors.
1478 * tree-pass.h (tree_opt_pass): Rename to ...
1479 (opt_pass) ... this one; add "type" field and remove letter field.
1480 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1481 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1482 all_lowering_passes): Update declaration.
1483 * ipa-cp.c: Update tree_pass descriptors.
1484 * final.c: Update tree_pass descriptors.
1485 * omp-low.c: Update tree_pass descriptors.
1486 * tree-ssa-dse.c: Update tree_pass descriptors.
1487 * ipa-reference.c: Update tree_pass descriptors.
1488 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1489 * auto-inc-dec.c: Update tree_pass descriptors.
1490 * reorg.c: Update tree_pass descriptors.
1491 * cgraphunit.c: Update tree_pass descriptors.
1492 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1493 * tree-ssa-ccp.c: Update tree_pass descriptors.
1494 * df-core.c: Update tree_pass descriptors.
1495 * mode-switching.c: Update tree_pass descriptors.
1496 * tree-nomudflap.c: Update tree_pass descriptors.
1497 * modulo-sched.c: Update tree_pass descriptors.
1498 * ipa-pure-const.c: Update tree_pass descriptors.
1499 * cse.c: Update tree_pass descriptors.
1500 * web.c: Update tree_pass descriptors.
1501 * tree-stdarg.c: Update tree_pass descriptors.
1502 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1503 * tree-ssa-dom.c: Update tree_pass descriptors.
1504 * tree-nrv.c: Update tree_pass descriptors.
1505 * tree-ssa-alias.c: Update tree_pass descriptors.
1506 * loop-init.c: Update tree_pass descriptors.
1507 * gimple-low.c: Update tree_pass descriptors.
1508 * ipa-inline.c: Update tree_pass descriptors.
1509 * tree-ssa-sink.c: Update tree_pass descriptors.
1510 * global.c: Update tree_pass descriptors.
1511 * ifcvt.c: Update tree_pass descriptors.
1512 * jump.c: Update tree_pass descriptors.
1513 * predict.c: Update tree_pass descriptors.
1514 * tree-ssa-loop.c: Update tree_pass descriptors.
1515 * recog.c: Update tree_pass descriptors.
1516 * dse.c: Update tree_pass descriptors.
1517 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1518 * tree-eh.c: Update tree_pass descriptors.
1519 * regmove.c: Update tree_pass descriptors.
1521 * function.c: Update tree_pass descriptors.
1522 * tree-vectorizer.c: Update tree_pass descriptors.
1523 * gcse.c: Update tree_pass descriptors.
1524 * ipa-type-escape.c: Update tree_pass descriptors.
1525 * tree-if-conv.c: Update tree_pass descriptors.
1526 * init-regs.c: Update tree_pass descriptors.
1527 * ipa.c: Update tree_pass descriptors.
1528 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1529 * rtl-factoring.c: Update tree_pass descriptors.
1530 * lower-subreg.c: Update tree_pass descriptors.
1531 * bt-load.c: Update tree_pass descriptors.
1532 * tree-dfa.c: Update tree_pass descriptors.
1533 * except.c: Update tree_pass descriptors.
1534 * emit-rtl.c: Update tree_pass descriptors.
1535 * cfgexpand.c: Update tree_pass descriptors.
1536 * tree-cfgcleanup.c: Update tree_pass descriptors.
1537 * cfgcleanup.c: Update tree_pass descriptors.
1538 * tree-ssa-pre.c: Update tree_pass descriptors.
1539 * tree-sra.c: Update tree_pass descriptors.
1540 * tree-mudflap.c: Update tree_pass descriptors.
1541 * tree-ssa-copy.c: Update tree_pass descriptors.
1542 * cfglayout.c: Update tree_pass descriptors.
1543 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1544 * tree-ssa-dce.c: Update tree_pass descriptors.
1545 * tree-ssa.c: Update tree_pass descriptors.
1546 * regclass.c: Update tree_pass descriptors.
1547 * integrate.c: Update tree_pass descriptors.
1548 * tree-optimize.c: Update tree_pass descriptors.
1549 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1550 * tree-object-size.c: Update tree_pass descriptors.
1551 * combine.c: Update tree_pass descriptors.
1552 * tree-outof-ssa.c: Update tree_pass descriptors.
1553 * bb-reorder.c: Update tree_pass descriptors.
1554 * stack-ptr-mod.c: Update tree_pass descriptors.
1555 * var-tracking.c: Update tree_pass descriptors.
1556 * tree-profile.c: Update tree_pass descriptors.
1557 * tree-vect-generic.c: Update tree_pass descriptors.
1558 * reg-stack.c: Update tree_pass descriptors.
1559 * sched-rgn.c: Update tree_pass descriptors.
1560 * tree-ssa-structalias.c: Update tree_pass descriptors.
1561 * tree-cfg.c: Update tree_pass descriptors.
1562 * passes.c (current_pass): Update declaration.
1563 (finish_optimization_passes): Update.
1564 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1565 (register_one_dump_file, register_dump_files_1, next_pass_1):
1567 (init_optimization_passes): Update handling of new types.
1568 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1569 * ipa-struct-reorg.c: Update tree_pass descriptors.
1570 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1571 * combine-stack-adj.c: Update tree_pass descriptors.
1572 * cfgrtl.c: Update tree_pass descriptors.
1573 * dce.c: Update tree_pass descriptors.
1574 * tree-ssanames.c: Update tree_pass descriptors.
1576 2008-03-19 Richard Guenther <rguenther@suse.de>
1579 * tree-ssa.c (walk_data): New structure.
1580 (warn_uninitialized_var): If not always_executed warn with "maybe"
1582 (execute_early_warn_uninitialized): Compute post-dominators.
1583 Initialize always_executed before processing each basic block.
1585 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1588 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1589 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1591 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1593 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1595 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1597 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1599 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1600 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1601 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1602 target after ignore has been set, and move there also the commputation
1603 of subtarget and original_target.
1604 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1605 (LANG_HOOKS_INITIALIZER): Remove it.
1606 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1608 2008-03-18 Richard Guenther <rguenther@suse.de>
1610 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1611 found an expression with constants, note that in the VN for the lhs.
1612 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1613 fold them to constants if possible. Run cleanup_cfg if done so.
1614 (execute_pre): Return todo.
1616 (execute_fre): Likewise.
1617 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1619 (get_prop_source_stmt): Look through pointer conversions.
1621 2008-03-18 Jan Hubicka <jh@suse.cz>
1623 * tree-pretty-print.c: Include predict.h.
1624 (dump_generic_node): Dump predictor.
1625 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1626 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1627 * gimple-low.c (lower_stmt): Likewise.
1628 * expr.c (expand_expr_real): Likewise.
1629 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1631 (build_predict_expr, build_predict_expr): New.
1632 * predict.h (predictor_name, build_predict_expr): Update.
1633 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1634 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1635 * predict.def (PRED_CONTINUE): Update hitrate.
1636 * tree.def (PREDICT_EXPR): Define.
1637 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1638 do not handle BIND_EXPR.
1639 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1640 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1641 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1644 2008-03-18 Michael Matz <matz@suse.de>
1646 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1648 2008-03-18 Richard Guenther <rguenther@suse.de>
1650 * tree-gimple.h (is_gimple_invariant_address): Declare.
1651 (is_gimple_constant): Likewise.
1652 * tree-gimple.c (is_gimple_constant): New function.
1653 (is_gimple_invariant_address): Likewise.
1654 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1655 and is_gimple_invariant_address.
1656 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1658 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1659 an addressable base.
1661 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1664 * gimplify.c (gimplify_expr): Gimplify second operand of
1667 2008-03-17 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/19637
1670 * fold-const.c (fold_unary): Remove restrictions of removing
1671 intermediate pointer-conversions (P2)(P1)P0.
1672 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1673 conversion to void pointer.
1674 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1676 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1679 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1680 emulated thread local variables.
1682 2008-03-16 Richard Guenther <rguenther@suse.de>
1685 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1686 expand TREE_INVARIANT operations that are not gimple invariant.
1688 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1690 * doc/extend.texi (Alignment): Say that the ABI controls
1691 the __alignof__ for non-strict-alignment targets rather
1692 than being a recommendation.
1694 2008-03-15 Paul Brook <paul@codesourcery.com>
1696 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1698 (arm_output_fn_unwind): Mark functions that can not be unwound.
1700 2008-03-15 Paul Brook <paul@codesourcery.com>
1702 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1703 extension instructions.
1705 2008-03-15 Richard Guenther <rguenther@suse.de>
1707 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1708 and fold constant aggregate refs.
1709 (fold_const_aggregate_ref): Handle string constants
1710 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1711 (evaluate_stmt): Simplify now that ccp_fold folds constant
1714 2008-03-15 Paul Brook <paul@codesourcery.com>
1716 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1717 (extzv): Use gen_extzv_t2.
1718 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1720 2008-03-15 Richard Guenther <rguenther@suse.de>
1722 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1723 (fold_const_aggregate_ref): Likewise.
1724 (get_value): Return NULL if we don't have any values.
1725 (ccp_finalize): Set const_val to NULL after freeing it.
1726 * tree-flow.h (get_symbol_constant_value): Declare.
1727 (fold_const_aggregate_ref): Likewise.
1728 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1730 2008-03-15 Richard Guenther <rguenther@suse.de>
1733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1734 to not produce negative array indices if not allowed. Add
1735 parameter to indicate that.
1736 (maybe_fold_offset_to_component_ref): Allow negative array
1737 indices only for the first member of a structure.
1738 (maybe_fold_offset_to_reference): Allow negative array indices.
1739 (maybe_fold_stmt_addition): Likewise.
1741 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1742 Anatoly Sokolov <aesok@post.ru>
1744 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1745 (avr_arch): Add ARCH_AVR6.
1746 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1747 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1748 instead of fixed value 2.
1749 (print_operand_address): Use gs() asm specifier instead of pm().
1750 (avr_assemble_integer): (Ditto.).
1751 (avr_output_addr_vec_elt): (Ditto.).
1752 (print_operand): Handle "!" code.
1753 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1754 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1755 (AVR_HAVE_EIJMP_EICALL): Define.
1756 (AVR_3_BYTE_PC): Redefine.
1757 (AVR_2_BYTE_PC): (Ditto.).
1758 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1759 (LINK_SPEC): Add atmega2560 and atmega2561.
1760 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1762 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1763 for 3 byte PC devices.
1764 (call_value_insn): (Ditto.).
1765 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1766 (indirect_jump): Use only for for 2 byte PC devices.
1767 (*tablejump): (Ditto.).
1768 (*indirect_jump_avr6): Add insn.
1769 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1770 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1771 instead of ijmp for 3 byte PC devices.
1772 (__tablejump2__): (Ditto.).
1773 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1774 (MULITLIB_DIRNAMES): (Ditto.).
1775 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1777 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1780 "sse2_umulsidi3". Use V1DI mode for operand 0.
1781 ("mmx_psadbw"): Use V1DI mode for operand 0.
1782 * config/i386/i386-modes.def (V1SI): New vector mode.
1783 * config/i386/i386.c (struct builtin_description)
1784 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1785 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1786 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1787 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1788 v1di_ftype_v8qi_v8qi type.
1789 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1791 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1792 __builtin_ia32_pmuludq]: Fix the mode of return value.
1794 2008-03-15 Richard Guenther <rguenther@suse.de>
1797 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1800 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1802 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1803 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1804 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1805 unless TARGET_SERIALIZE_VOLATILE is enabled.
1806 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1807 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1808 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1810 2008-03-14 Richard Guenther <rguenther@suse.de>
1812 PR tree-optimization/34172
1813 * tree-flow.h (refs_may_alias_p): Declare.
1814 (get_single_def_stmt): Likewise.
1815 (get_single_def_stmt_from_phi): Likewise.
1816 (get_single_def_stmt_with_phi): Likewise.
1817 * tree-dfa.c (refs_may_alias_p): New function.
1818 (get_single_def_stmt): Likewise.
1819 (get_single_def_stmt_from_phi): Likewise.
1820 (get_single_def_stmt_with_phi): Likewise.
1821 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1822 (vn_reference_lookup_1): New helper function.
1823 (vn_reference_lookup): Walk the virtual use-def chain to
1824 continue searching for a match if the def does not alias the
1825 reference we are looking for.
1827 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1829 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1830 archive and Perzl. Update The Written Word listing.
1832 2008-03-14 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/34043
1835 PR tree-optimization/33989
1836 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1838 (bitmap_find_leader): Use extra argument to verify dominance
1839 relationship inside a basic-block.
1840 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1841 (find_leader_in_sets): Adjust.
1842 (create_component_ref_by_pieces): Take extra argument for
1843 dominance check, handle lookup failures.
1844 (find_or_generate_expression): Likewise.
1845 (create_expression_by_pieces): Likewise.
1846 (insert_into_preds_of_block): Adjust.
1847 (create_value_expr_from): If asked for, verify all operands
1848 are in the blocks AVAIL_OUT set.
1849 (make_values_for_stmt): Check for SSA_NAMEs that are life
1850 over an abnormal edge.
1851 (compute_avail): Remove such check.
1852 (do_SCCVN_insertion): New function.
1853 (eliminate): If we do not find a leader suitable for replacement
1854 insert a replacement expression from SCCVN if available.
1855 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1856 (struct vn_ssa_aux): Add needs_insertion flag.
1857 * tree-ssa-sccvn.c (may_insert): New global flag.
1858 (copy_reference_ops_from_ref): Value-number union member access
1859 based on its size, not type and member if insertion is allowed.
1860 (visit_reference_op_load): For a weak match from union type
1861 punning lookup a view-converted value and insert a SSA_NAME
1862 for that value if that is not found.
1863 (visit_use): Make dumps shorter. Do not disallow value numbering
1864 SSA_NAMEs that are life over an abnormal edge to constants.
1865 (free_scc_vn): Release inserted SSA_NAMEs.
1866 (run_scc_vn): New flag to specify whether insertion is allowed.
1867 Process SSA_NAMEs in forward order.
1868 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1869 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1870 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1871 pointer type to/from integral types that do not change the
1872 precision to regular conversions.
1874 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1876 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1877 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1878 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1879 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1880 input arguments and the mode of return value. Built-in functions
1881 that operate on whole 64-bit MMX register now use V1DI mode.
1883 2008-03-13 Alon Dayan <alond@il.ibm.com>
1884 Olga Golovanevsky <olga@il.ibm.com>
1886 PR tree-optimization/35041
1887 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1888 to locate the right position in a statement.
1890 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/xmmintrin.h: Change all static inline functions to
1895 extern inline and add __gnu_inline__ attribute.
1896 * config/i386/bmintrin.h: Ditto.
1897 * config/i386/smmintrin.h: Ditto.
1898 * config/i386/tmmintrin.h: Ditto.
1899 * config/i386/mmintrin-common.h: Ditto.
1900 * config/i386/ammintrin.h: Ditto.
1901 * config/i386/emmintrin.h: Ditto.
1902 * config/i386/pmmintrin.h: Ditto.
1903 * config/i386/mmintrin.h: Ditto.
1904 * config/i386/mm3dnow.h: Ditto.
1906 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1909 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1910 (lower_omp_2): New function.
1911 (lower_omp_1, lower_omp): Rewritten.
1913 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1916 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1917 with the phrase "Microsoft Windows compilers".
1918 (Push/Pop Macro Pragmas): New subsection. Document
1919 #pragma push_macro and pragma pop_macro.
1921 2008-03-12 Paul Brook <paul@codesourcery.com>
1923 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1925 2008-03-12 Paul Brook <paul@codesourcery.com>
1927 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1928 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1929 (thumb2_addsi_shortim): Rename ...
1930 (thumb2_addsi_short): ... to this. Allow register operands.
1931 (thumb2_subsi_short): New pattern.
1932 (thumb2_one_cmplsi2_short,
1933 thumb2_negsi2_short): New patterns and peepholes.
1935 2008-03-12 Paul Brook <paul@codesourcery.com>
1937 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1939 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1941 * config/i386/i386.md (int_cond): New code iterator.
1943 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1944 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1945 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1946 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1947 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1948 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1949 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1950 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1952 2008-03-12 Paul Brook <paul@codesourcery.com>
1954 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1955 instead of {arm,thumb}_compute_save_reg_mask.
1956 (output_return_instruction): Ditto.
1957 (thumb_unexpanded_epilogue): Ditto.
1958 (thumb1_expand_prologue): Ditto.
1959 (thumb1_output_function_prologue): Ditto.
1960 (arm_set_return_address): Ditto.
1961 (thumb_set_return_address): Ditto.
1962 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1963 regs to achieve stack alignment.
1964 (thumb1_compute_save_reg_mask): Fix compiler warning.
1965 (arm_output_epilogue): Use offsets->saved_regs_mask.
1966 Adjust stack pointer by poping call clobered registers.
1967 (arm_expand_prologue): Use offsets->saved_regs_mask.
1968 Adjust stack pointer by pushing extra registers.
1969 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1971 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1974 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1975 conversion to the operands of a multiplication.
1977 2008-03-12 Richard Guenther <rguenther@suse.de>
1979 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1980 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1981 * timevar.def (TV_TREE_PHIPROP): Add.
1982 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1983 pass description. Use TV_TREE_PHIPROP.
1984 * tree-ssa-forwprop.c: Remove phiprop code.
1986 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1989 * omp-low.c (maybe_lookup_decl): Constify first argument.
1990 (use_pointer_for_field): Change last argument from bool to
1991 omp_context *. Disallow shared copy-in/out in nested
1992 parallel if decl is shared in outer parallel too.
1993 (build_outer_var_ref, scan_sharing_clauses,
1994 lower_rec_input_clauses, lower_copyprivate_clauses,
1995 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1997 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1998 Ira Rosen <irar@il.ibm.com>
2000 * tree-vectorizer.c (free_stmt_vec_info): New function.
2001 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2002 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2003 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2004 * tree-vect-transform.c (vectorizable_conversion): Free
2005 vec_oprnds0 if it was allocated.
2006 (vect_permute_store_chain): Remove unused VECs.
2007 (vectorizable_store): Free VECs that are allocated in the..
2009 (vect_transform_strided_load, vectorizable_load): Likewise.
2010 (vect_remove_stores): Simplify the code.
2011 (vect_transform_loop): Move code to vect_remove_stores().
2012 Call vect_remove_stores() and free_stmt_vec_info().
2014 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2016 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2017 TARGET_HPUX. Revise comment.
2018 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2019 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2020 Use sr4 variant of `be' instruction when not generating PIC code.
2021 (attr_length_call): Adjust for above change.
2023 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2025 * ipa-reference.c (static_execute): Remove module_statics_const and
2026 associated setting code.
2028 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2031 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2032 predicate for operand 1.
2033 (paritysi2_cmp): Use register_operand predicate for operand 2.
2034 Use earlyclobber modifier for operand 1. Remove support for
2036 (paritydi2_cmp): Use register_operand predicate for operand 3.
2037 Use earlyclobber modifier for operand 1. Remove support for
2040 2008-03-11 Paul Brook <paul@codesourcery.com>
2041 Vladimir Prus <vladimir@codesourcery.com>
2043 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2044 (arm_compute_save_reg0_reg12_mask): Always
2045 check if register 11 must be saved. Always safe hard frame pointer
2046 when frame_pointer_needeed.
2047 (arm_compute_save_reg_mask): Save IP and PC
2048 only with apcs frames.
2049 (arm_output_epilogue): Adjust Thumb2 codepath to
2050 be also invoked and work for ARM non-apcs frames.
2051 (arm_expand_prologue): Don't bother saving IP
2052 for non-apcs frame, since it's not clobbered by
2053 prologue code. Implement non-apcs frame
2056 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2058 PR rtl-optimization/35281
2059 * expr.c (convert_move): Use a new pseudo for the intermediate
2060 from_mode->word_mode result.
2062 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2064 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2065 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2066 * toplev.c (compile_file): Don't call it.
2068 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2071 * expr.c (store_expr): Call emit_block_move if the mode
2072 of "temp" RTX is BLKmode.
2074 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2075 Richard Guenther <rguenther@suse.de>
2077 PR tree-optimization/31358
2078 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2079 the step with a NULL_TREE.
2080 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2081 to sizetype if type is a pointer type.
2082 (add_candidate_1): Don't convert the base and step to
2083 the generic type if the orginal type is a pointer type.
2084 (add_iv_value_candidates): Use sizetype for the step
2085 if type is a pointer type.
2086 (cand_value_at): Likewise.
2087 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2089 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2090 Don't convert the tem affine to the type.
2091 (add_elt_to_tree): Use sizetype for the step if a pointer.
2092 Use POINTER_PLUS_EXPR for pointers.
2093 (aff_combination_to_tree): Use sizetype for the step if a
2096 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2098 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2099 Remove commutativity hint.
2101 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2105 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2106 errorneous type. Check that v is a VAR_DECL.
2109 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2111 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2113 PR tree-optimization/35494
2114 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2115 may be overriden at link and run time.
2117 2008-03-10 Richard Guenther <rguenther@suse.de>
2119 PR tree-optimization/34677
2120 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2121 (poolify_tree): Likewise.
2122 (modify_expr_template): Likewise.
2123 (poolify_modify_stmt): Likewise.
2124 (insert_fake_stores): Handle all component-ref style stores
2125 in addition to INDIRECT_REF. Also handle complex types.
2126 Do not poolify the inserted load.
2127 (realify_fake_stores): Do not rebuild the tree but only
2128 make it a SSA_NAME copy.
2129 (init_pre): Remove initialzation of modify_expr_template.
2130 Do not allocate modify_expr_node_pool.
2131 (fini_pre): Do not free modify_expr_node_pool.
2133 2008-03-10 Paul Brook <paul@codesourcery.com>
2135 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2138 2008-03-10 Paul Brook <paul@codesourcery.com>
2139 Mark Shinwell <shinwell@codesourcery.com>
2141 * config/arm/cortex-r4.md: New.
2142 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2144 * config/arm/arm.md: Include cortex-r4.md.
2145 (insn): Add smmls, sdiv and udiv values.
2146 (generic_sched): Don't use generic scheduling for Cortex-R4.
2147 (arm_issue_rate): New function.
2148 (TARGET_SCHED_ISSUE_RATE): Define.
2150 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2152 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2154 2008-03-10 Richard Guenther <rguenther@suse.de>
2156 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2157 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2159 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2161 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2162 Set default to true.
2164 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2166 * c.opt (Wsynth): Deprecate.
2167 * doc/invoke.texi (Option Summary, Warning Options): Document
2168 -Wno-format-contains-nul.
2170 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2173 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2174 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2176 2008-03-09 Ira Rosen <irar@il.ibm.com>
2178 * config/rs6000/rs6000.c (builtin_description): Rename vector
2179 left shift operations.
2180 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2181 (altivec_vsl<VI_char>): Rename to ...
2182 (ashl<mode>3): ... new name.
2183 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2185 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2187 2008-03-08 Richard Guenther <rguenther@suse.de>
2189 * coverage.h (tree_coverage_counter_addr): Declare.
2190 * coverage.c (tree_coverage_counter_addr): New function.
2191 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2193 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2194 (tree_gen_one_value_profiler): Likewise.
2195 (tree_gen_ic_profiler): Likewise.
2196 (tree_gen_average_profiler): Likewise.
2197 (tree_gen_ior_profiler): Likewise.
2199 2008-03-08 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2202 (vn_binary_op_insert): Likewise.
2203 (vn_unary_op_lookup): Likewise.
2204 (vn_unary_op_insert): Likewise.
2205 (vn_nary_op_lookup): Declare.
2206 (vn_nary_op_insert): Likewise.
2207 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2208 and binary hashes, use a single obstack for unary_op_pool
2210 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2211 a single struct vn_nary_op_s. Store tree code length and
2212 a variable number of operands.
2213 (struct vn_reference_op_struct): Remove unused op2.
2214 (vn_reference_op_eq): Do not compare op2.
2215 (vn_reference_op_compute_hash): Do not compute hash of op2.
2216 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2217 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2218 with vn_nary_op_compute_hash.
2219 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2220 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2222 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2224 (visit_unary_op): Call nary functions.
2225 (visit_binary_op): Likewise.
2226 (process_scc): Adjust for struct vn_tables_s changes.
2227 (allocate_vn_table): Likewise.
2228 (free_vn_table): Likewise.
2229 * tree-vn.c (vn_add): Call nary functions.
2230 (vn_lookup): Likewise.
2232 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2235 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2236 wdst back after sync_compare_and_swapqhi_internal.
2238 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386-modes.def (V1DI): New vector mode.
2242 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2243 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2244 (MMXMODE248): Ditto.
2245 (MMXMODE): Add V1DI mode.
2246 (mmxvecsize): Change DI mode to V1DI mode.
2247 ("mov<mode>): Use MMXMODEI8 mode iterator.
2248 ("*mov<mode>_internal_rex64"): Ditto.
2249 ("*mov<mode>_internal"): Ditto.
2250 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2251 ("mmx_sub<mode>3"): Ditto.
2252 ("mmx_adddi3"): Remove insn pattern.
2253 ("mmx_subdi3"): Ditto.
2254 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2255 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2256 ("mmx_ashl<mode>3"): Ditto.
2257 ("mmx_lshrdi3"): Remove insn pattern.
2258 ("mmx_ashldi3"): Ditto.
2259 * config/i386/i386.c (classify_argument): Handle V1DImode.
2260 (function_arg_advance_32): Ditto.
2261 (function_arg_32): Ditto.
2262 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2263 mmx_addv1di3 insn pattern.
2264 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2265 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2266 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2267 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2268 Remove definitions of built-in functions.
2269 (V1DI_type_node): New node.
2270 (v1di_ftype_v1di_int): Ditto.
2271 (v1di_ftype_v1di_v1di): Ditto.
2272 (v2si_ftype_v2si_si): Ditto.
2273 (v4hi_ftype_v4hi_di): Remove node.
2274 (v2si_ftype_v2si_di): Ditto.
2275 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2276 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2277 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2278 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2279 Add new builtins using def_builtin_const.
2280 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2281 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2282 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2283 * config/i386/mmintrin.h (__v1di): New typedef.
2284 (_mm_add_si64): Cast arguments to __v1di type.
2285 (_mm_sub_si64): Ditto.
2286 (_mm_sll_pi16): Cast __count to __v4hi type.
2287 (_mm_sll_pi32): Cast __count to __v2si type.
2288 (_mm_sll_si64): Cast arguments to __v1di type.
2289 (_mm_srl_pi16): Cast __count to __v4hi type.
2290 (_mm_srl_pi32): Cast __count to __v2si type.
2291 (_mm_srl_si64): Cast arguments to __v1di type.
2292 (_mm_sra_pi16): Cast __count to __v4hi type.
2293 (_mm_sra_pi32): Cast __count to __v2si type.
2294 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2295 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2296 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2297 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2298 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2299 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2300 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2301 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2302 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2303 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2304 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2305 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2307 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2309 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2311 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2314 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2315 reg+const addressing for Altivec modes. Don't generate reg+reg
2316 addressing for TFmode or TDmode quantities.
2318 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2320 * c-common.c (vector_types_convertible_p): Call langhook
2321 instead of comptypes.
2323 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2326 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2327 integral and scalar float variables which have a
2330 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2332 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2333 dwarf_register_span hook when emitting unwind information for
2334 register-to-memory saves.
2335 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2336 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2338 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2340 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2341 for the same VAR_DECL.
2343 2008-03-06 Tom Tromey <tromey@redhat.com>
2346 * doc/standards.texi (Standards): Don't mention treelang.
2347 * doc/invoke.texi (Overall Options): Don't mention treelang.
2348 * doc/install.texi (Prerequisites): Don't mention bison or
2350 (Configuration): Don't mention treelang.
2351 (Building): Likewise.
2352 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2354 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2356 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2357 word-extractions out of a multi-word object.
2359 2008-03-06 Richard Guenther <rguenther@suse.de>
2361 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2362 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2363 result type and precision.
2364 * expr.c (get_inner_reference): Set unsignedp based on the result
2365 type of BIT_FIELD_REF.
2366 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2367 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2368 (try_instantiate_multiple_fields): Likewise. Use the correct type
2370 (sra_build_assignment): Likewise.
2371 (sra_build_elt_assignment): Likewise.
2372 (sra_explode_bitfield_assignment): Likewise.
2373 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2374 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2375 set BIT_FIELD_REF_UNSIGNED.
2376 (vectorizable_load): Likewise.
2378 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2380 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2383 2008-03-06 Richard Guenther <rguenther@suse.de>
2385 * alias.c (struct alias_set_entry): Move has_zero_child field
2386 to pack with alias_set.
2388 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2390 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2393 2008-03-05 Ian Lance Taylor <iant@google.com>
2395 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2397 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2399 * fwprop.c (update_df): Support width and offset parameters of
2401 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2402 global_conflicts): Change DF_REF_EXTRACT to either
2403 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2404 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2405 * df-scan.c (df_ref_record, df_defs_record,
2406 df_ref_create_structure, df_def_record_1, df_uses_record,
2407 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2408 df_bb_refs_collect, df_entry_block_defs_collect,
2409 df_exit_block_uses_collect): Support new width and offset fields.
2410 (ref_extract_pool): New storage pool.
2411 (df_free_ref): New function.
2412 (df_reg_chain_unlink, df_free_collection_rec,
2413 df_sort_and_compress_refs): Call df_free_ref.
2414 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2416 (df_ref_create_structure): Allocate df_ref_extract if offset and
2417 width fields are used.
2418 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2419 (df_uses_record): Get offset and width from ZERO_EXTRACT
2421 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2422 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2423 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2424 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2425 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2426 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2427 (df_ref_extract): New structure.
2428 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2429 (df_ref_create): Add width and offset parameters.
2431 2008-03-05 Richard Guenther <rguenther@suse.de>
2433 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2434 Use ranges_overlap_p.
2435 (offset_overlaps_with_access): Rename
2436 to ranges_overlap_p and move ...
2437 * tree-flow-inline.h (ranges_overlap_p): ... here.
2439 * tree.h (get_inner_reference, handled_component_p): Update
2442 * tree.h (record_component_aliases, get_alias_set,
2443 alias_sets_conflict_p, alias_sets_must_conflict_p,
2444 objects_must_conflict_p): Move declarations ...
2445 * alias.h (record_component_aliases, get_alias_set,
2446 alias_sets_conflict_p, alias_sets_must_conflict_p,
2447 objects_must_conflict_p): ... here.
2448 Include coretypes.h.
2449 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2451 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2453 * cfg.c: Include tree-flow.h.
2454 (remove_edge_raw): Call redirect_edge_var_map_clear.
2455 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2456 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2457 (redirect_edge_var_map_result): New.
2458 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2459 PENDING_STMT use with redirect_edge_var_map_*.
2460 * tree-ssa.c (edge_var_maps): New definition.
2461 (redirect_edge_var_map_add): New.
2462 (redirect_edge_var_map_clear): New.
2463 (redirect_edge_var_map_dup): New.
2464 (redirect_edge_var_map_vector): New.
2465 (redirect_edge_var_map_destroy): New.
2466 (ssa_redirect_edge): Replace PENDING_STMT use with
2467 redirect_edge_var_map_*.
2468 (flush_pending_stmts): Same.
2469 (delete_tree_ssa): Destroy edge var map.
2470 * tree-flow.h (struct _edge_var_map): New.
2471 Define edge_var_map vector type.
2472 Declare redirect_edge_var_map_* prototypes.
2473 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2474 * tree-cfg.c (reinstall_phi_args): Replace
2475 PENDING_STMT use with redirect_edge_var_map_*.
2477 2008-03-05 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/35472
2480 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2481 whose single use_stmt has a overlapping set of loaded and
2482 stored symbols as that use_stmt might be a noop assignment then.
2484 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2486 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2488 2008-03-05 Richard Guenther <rguenther@suse.de>
2491 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2492 should be constants.
2493 * tree-cfg.c (verify_expr): Verify it.
2494 * fold-const.c (fold_truthop): Remove code generating
2495 BIT_FIELD_REFs of structure bases.
2496 (fold_binary): Likewise.
2497 (fold_ternary): Position and size of BIT_FIELD_REFs are
2498 always host integers.
2499 (make_bit_field_ref): Remove.
2500 (optimize_bit_field_compare): Remove.
2501 (all_ones_mask_p): Remove.
2503 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2506 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2507 (split_block_and_df_analyze): New. Split basic block and rebuild
2509 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2511 (split_pattern_seq): Likewise.
2512 (erase_matching_seqs): Likewise.
2513 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2515 2008-03-04 Geoff Keating <geoffk@apple.com>
2517 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2518 declaration and code.
2519 (tree_invalid_nonnegative_warnv_p): Likewise.
2521 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2523 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2524 examples. Truncate option-names then causing overfull hbox.
2526 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2529 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2531 * configure: Rebuilt.
2533 2008-03-04 Rafael Espindola <espindola@google.com>
2535 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2536 (tree_unary_nonnegative_warnv_p): New.
2537 (tree_binary_nonnegative_warnv_p): New.
2538 (tree_single_nonnegative_warnv_p): New.
2539 (tree_invalid_nonnegative_warnv_p): New.
2540 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2542 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2545 * opts.c (handle_option): Postpone 'unknown option' errors only for
2548 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2554 2008-03-04 Rafael Espindola <espindola@google.com>
2556 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2557 (tree_binary_nonzero_warnv_p): New.
2558 (tree_single_nonzero_warnv_p): New.
2559 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2561 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2564 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2565 transformations for modes that have signed zeros.
2566 * ifcvt.c (noce_try_abs): Ditto.
2568 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2570 * config/i386/i386.c (override_options): Force
2571 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2573 2008-03-04 Jan Hubicka <jh@suse.cz>
2576 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2579 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2581 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2582 label to probe the stack.
2584 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2586 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2587 (__gthr_win32_mutex_destroy): Declare.
2588 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2589 __gthr_win32_mutex_destroy.
2590 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2592 2008-03-03 Jan Hubicka <jh@suse.cz>
2595 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2596 aggressive on inlining cold calls.
2598 2008-03-03 Richard Guenther <rguenther@suse.de>
2600 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2601 struct copies into the expression table.
2602 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2603 (try_to_simplify): Likewise.
2604 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2605 integral and pointer arguments which do not change the
2606 precision to NOP_EXPRs.
2607 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2608 VIEW_CONVERT_EXPR case.
2610 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2612 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2613 defined in a loop at depth 0 is invariant.
2614 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2615 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2616 be called at loop depth 0.
2618 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2621 * gcc.c (process_command): Update copyright notice dates.
2622 * gcov.c (print_version): Likewise.
2623 * gcov-dump.c (print_version): Likewise.
2624 * mips-tfile.c (main): Likewise.
2625 * mips-tdump.c (main): Likewise.
2627 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2630 * c-common.c (flag_permissive): Delete.
2631 (constant_expression_warnings): Check flags first.
2632 (constant_expression_error): New.
2633 * c-common.h (flag_permissive): Delete.
2634 (constant_expression_error): Declare.
2635 * flags.h (flag_permissive): Declare. Update description.
2636 * diagnostic.c (pedwarn): Update.
2638 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2639 (permissive_error_kind): New.
2640 * toplev.c (flag_permissive): Define. Update description.
2641 * toplev.h (permissive_error_kind): Declare.
2642 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2643 (pedwarn_c90): Use pedantic_warning_kind.
2644 * c-opts.c (c_common_post_options): flag_permissive does not affect
2645 flag_pedantic_errors.
2647 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2649 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2650 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2651 __absvsi2, __absvDI2): Use unsigned arithmetic.
2653 2008-03-02 Andi Kleen <ak@suse.de>
2654 Richard Guenther <rguenther@suse.de>
2656 * struct-equiv.c: Remove file.
2657 * cfg_cleanup.c (condjump_equiv_p): Remove.
2658 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2659 (struct-equiv.o): Remove rule.
2660 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2661 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2662 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2664 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2666 * ifcvt.c (noce_process_if_block): Try to handle only the then
2667 block if the else block exists but isn't suitable.
2669 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2672 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2673 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2674 regression from previous patch.
2676 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2679 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2681 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2682 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2683 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2684 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2685 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2686 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2687 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2688 (__gthread_mutex_destroy_function): Rename to
2689 __gthread_mutex_destroy.
2690 * gthr-dce.h (__gthread_mutex_destroy): Call
2691 pthread_mutex_destroy.
2692 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2693 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2694 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2696 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2698 * df-scan.c (df_ref_chain_change_bb): Simplify.
2699 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2700 set_block_for_insn if there's any change.
2701 * df.h ((df_insn_change_bb): Fix prototype.
2702 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2703 df_insn_change_bb, don't call set_block_for_insn.
2704 * emit-rtl.c (reorder_insns): Likewise.
2705 * haifa-sched.c (move_insn): Likewise.
2707 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2709 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2711 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2713 * tree-flow-inline.h (next_readonly_imm_use): Return
2714 NULL_USE_OPERAND_P after the end.
2716 2008-03-01 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/35411
2719 * tree-sra.c (sra_build_assignment): Split conversion to
2720 final type to a separate statement if we are not assigning
2723 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2725 * fold-const.c (fold_convertible_p): Correct the logic to follow
2726 that in fold_convert().
2728 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2731 * tree-inline.c (build_duplicate_type): When we make a
2732 duplicate type, make it unique in the canonical types system.
2734 2008-02-29 Tom Tromey <tromey@redhat.com>
2736 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2737 input_file_stack_history, input_file_stack_restored): Remove.
2738 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2739 * input.h (struct file_stack): Remove.
2740 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2741 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2743 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2745 (diagnostic_last_module_changed): Add 'map' argument.
2746 (diagnostic_set_last_function): Likewise.
2747 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2748 line map, not input_file_stack.
2749 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2751 2008-02-29 Paul Brook <paul@codesourcery.com>
2753 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2755 2008-02-29 Paul Brook <paul@codesourcery.com>
2757 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2759 2008-02-29 Richard Guenther <rguenther@suse.de>
2761 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2763 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2764 value for comparing for a store match.
2765 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2766 (try_to_simplify): Do not do a full-blown reference lookup.
2768 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2770 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2771 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2773 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2775 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2777 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2778 strides against cache sizes.
2780 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2782 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2785 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2787 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2788 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2789 is smaller than the original promoted value.
2790 (simplify_subreg): If OP is a SUBREG, try to preserve its
2791 SUBREG_PROMOTED_VAR_P information.
2793 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2795 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2796 (VN_INFO_GET): Allocate new objects on the obstack.
2797 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2798 for rpo_numbers_temp, for consistency.
2799 (free_scc_vn): Free the obstack.
2801 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2803 * doc/invoke.texi: Document -ftree-loop-distribution.
2804 * tree-loop-distribution.c: New.
2805 * tree-pass.h (pass_loop_distribution): New.
2806 * graphds.h (struct graph): Add htab_t indices.
2807 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2808 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2809 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2810 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2811 * tree-data-ref.c (debug_data_dependence_relations): New.
2812 (dump_data_dependence_relation): Also print data references.
2813 (free_data_ref): Extern.
2814 (same_access_functions): Moved...
2815 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2816 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2817 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2818 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2819 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2820 (stmts_from_loop): Skip LABEL_EXPR.
2821 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2823 (build_rdg): Initialize rdg->indices htab.
2824 (free_rdg, stores_from_loop, ref_base_address,
2825 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2826 have_similar_memory_accesses_1, ref_base_address_1,
2827 remove_similar_memory_refs): New.
2828 * tree-data-ref.h: Depend on tree-chrec.h.
2829 (debug_data_dependence_relations, free_data_ref): Declared.
2830 (same_access_functions): ... here.
2831 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2833 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2834 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2835 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2836 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2837 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2838 rdg_vertex_for_stmt): Declared.
2839 (struct rdg_edge): Add level.
2841 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2842 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2844 (rdg_has_similar_memory_accesses): New.
2845 * tree-vect-analyze.c: Remove unused static decls.
2846 * lambda.h (dependence_level): New.
2847 * common.opt (ftree-loop-distribution): New.
2848 * tree-flow.h (mark_virtual_ops_in_bb,
2849 slpeel_tree_duplicate_loop_to_edge_cfg,
2850 rename_variables_in_loop): Declared.
2851 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2852 (OBJS-common): Add tree-loop-distribution.o.
2853 (tree-loop-distribution.o): New rule.
2854 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2855 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2856 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2858 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2861 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2862 other than structures and unions.
2864 2008-02-28 Richard Guenther <rguenther@suse.de>
2867 2008-02-26 Richard Guenther <rguenther@suse.de>
2869 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2870 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2871 (lookup_decl_from_uid): Declare.
2872 (remove_decl_from_map): Likewise.
2873 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2874 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2875 (decl_for_uid_map): New global hashtable mapping DECL_UID
2877 (init_ttree): Allocate it.
2878 (insert_decl_to_uid_decl_map): New helper function.
2879 (make_node_stat): Insert new decls into the map.
2880 (copy_node_stat): Likewise.
2881 (lookup_decl_from_uid): New function.
2882 (remove_decl_from_map): Likewise.
2883 (print_decl_for_uid_map_statistics): New helper.
2884 (dump_tree_statistics): Call it.
2886 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2887 (referenced_var_iterator): Adjust.
2888 (FOR_EACH_REFERENCED_VAR): Adjust.
2889 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2890 (num_referenced_vars): Adjust.
2891 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2892 (first_referenced_var): Remove.
2893 (end_referenced_vars_p): Likewise.
2894 (next_referenced_var): Likewise.
2895 (referenced_var_iterator_set): New helper function.
2896 * tree-dfa.c (referenced_var_lookup): Adjust.
2897 (referenced_var_check_and_insert): Likewise.
2898 (remove_referenced_var): Likewise.
2899 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2900 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2901 (verify_call_clobbering): Likewise.
2902 (verify_memory_partitions): Likewise.
2903 (init_tree_ssa): Allocate bitmap instead of hashtable for
2905 (delete_tree_ssa): Adjust.
2906 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2908 (compute_tag_properties): Likewise.
2909 (set_initial_properties): Likewise.
2910 (find_partition_for): Likewise.
2911 (update_reference_counts): Likewise.
2912 (dump_may_aliases_for): Likewise.
2913 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2914 (add_call_clobber_ops): Likewise.
2915 (add_call_read_ops): Likewise.
2916 (get_asm_expr_operands): Likewise.
2917 * tree-into-ssa.c (dump_decl_set): Likewise.
2918 (update_ssa): Likewise.
2919 * tree-sra.c (scan_function): Likewise.
2920 (decide_instantiations): Likewise.
2921 (scalarize_parms): Likewise.
2922 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2923 (dsa_named_for): Likewise.
2924 * tree-ssa-structalias.c (update_alias_info): Likewise.
2925 (merge_smts_into): Likewise.
2927 2008-02-27 David Daney <ddaney@avtrex.com>
2930 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2931 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2932 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2933 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2934 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2936 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2939 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2940 (BUILT_IN_NEXTTOWARD): Remove.
2941 (BUILT_IN_NEXTTOWARDF): Ditto.
2942 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2943 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2945 2008-02-27 Tom Tromey <tromey@redhat.com>
2947 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2948 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2950 2008-02-27 Jan Beulich <jbeulich@novell.com>
2952 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2953 update the respective field on newdecl.
2955 2008-02-27 Revital Eres <eres@il.ibm.com>
2957 PR rtl-optimization/34999
2958 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2959 crossing edges that ends with a call insn.
2960 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2961 call insn and clear the EDGE_CROSSING flag of the crossing edge
2962 when fixing fallthru edges.
2964 2008-02-27 Richard Guenther <rguenther@suse.de>
2967 * fold-const.c (fold_unary): Return the correct argument,
2968 converted to the result type.
2970 2008-02-27 Richard Guenther <rguenther@suse.de>
2973 * expr.c (expand_expr_real_1): Assert on rotates that operate
2975 * fold-const.c (fold_binary): Use the types precision, not the
2976 bitsize of the mode if folding rotate expressions. Build rotates
2977 only for full modes.
2979 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2981 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2983 * c-pragma.c (pragma_ns_name): New typedef.
2984 (registered_pp_pragmas): New variable.
2985 (c_pp_lookup_pragma): New function.
2986 (c_register_pragma_1): If flag_preprocess_only, do nothing
2987 for non-expanded pragmas, for expanded ones push pragma's
2988 namespace and name into registered_pp_pragmas vector.
2989 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2990 flag_preprocess_only, don't register GCC pch_preprocess
2991 pragma if flag_preprocess_only.
2992 * c-opts.c (c_common_init): Call init_pragma even if
2993 flag_preprocess_only.
2994 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2995 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2996 cpp_register_pragma if flag_preprocess_only.
2998 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3001 * c-parser.c (c_parser_translation_unit): Warn for empty
3002 translation unit, not empty source file.
3004 2008-02-26 Paul Brook <paul@codesourcery.com>
3006 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3007 operand for Thumb-2.
3008 * config/arm/arm.h (reg_class): Add CORE_REGS.
3009 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3010 (BASE_REG_CLASS): Use CORE_REGS.
3011 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3012 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3013 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3014 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3015 ARM_REGNO_OK_FOR_INDEX_P.
3016 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3017 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3018 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3019 (ldm/stm peepholes): Ditto.
3020 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3021 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3022 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3023 * config/arm/constraints.md: Enable "k" constraint on ARM.
3025 2008-02-27 Ben Elliston <bje@au.ibm.com>
3027 * config/rs6000/rs6000.c: Annotate cache line size field in all
3028 instances of struct processor_costs.
3030 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3032 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3033 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3034 jump_bypass): New counters.
3035 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3036 * dce.c (gate_ud_dce): Same.
3037 (gate_fast_dce): Same.
3038 * dse.c (gate_dse1): New function.
3039 (gate_dse2): New function.
3040 (gate_dse): Merge results of new gate functions.
3041 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3042 (gate_handle_jump_bypass): Add dbg_cnt.
3043 (gate_handle_gcse): Add dbg_cnt.
3044 * ifcvt.c (gate_handle_if_conversion): Same.
3045 (gate_handle_if_after_combine): Same.
3046 (gate_handle_if_after_reload): Same.
3047 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3049 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3051 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3053 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3055 2008-02-26 Jason Merrill <jason@redhat.com>
3058 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3059 alone if it's the naming decl for the type's main variant.
3061 2008-02-26 Tom Tromey <tromey@redhat.com>
3063 * system.h (USE_MAPPED_LOCATION): Poison.
3064 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3065 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3066 (make_goto_expr_edges): Likewise.
3067 (remove_bb): Likewise.
3068 (execute_warn_function_return): Likewise.
3069 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3071 * c-common.c (fname_decl): Remove old location code.
3072 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3074 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3076 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3077 (gen_rtx_ASM_INPUT): Likewise.
3078 (gen_rtx_ASM_INPUT_loc): Likewise.
3079 (get_rtx_asm_OPERANDS): Remove.
3080 * cfglayout.c (insn_locators_alloc): Remove old location code.
3081 (set_curr_insn_source_location): Likewise.
3082 (curr_insn_locator): Likewise.
3083 * print-tree.c (print_node): Remove old location code.
3084 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3085 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3086 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3087 location_from_locus.
3088 (construct_exit_block): Remove old location code.
3089 * emit-rtl.c (force_next_line_note): Remove old location code.
3090 * profile.c (branch_prob): Remove old location code.
3091 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3092 LOC_LINE): Remove old-location variants.
3093 * langhooks.c (lhd_print_error_function): Remove old location
3095 * configure, config.in: Rebuilt.
3096 * configure.ac (--enable-mapped-location): Remove.
3097 * c-decl.c (c_init_decl_processing): Remove old location code.
3098 (finish_function): Likewise.
3099 * recog.c (decode_asm_operands): Remove old location code.
3100 * c-pch.c (c_common_read_pch): Remove old location code.
3101 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3103 * gimple-low.c (lower_function_body): Remove old location code.
3104 * toplev.c (unknown_location): Remove.
3105 (push_srcloc): Remove old-location variant.
3106 (process_options): Remove old location code.
3107 (lang_dependent_init): Likewise.
3108 * input.h (UNKNOWN_LOCATION): Move definition.
3109 (location_t): Undeprecate.
3110 (source_locus): Remove.
3111 (location_from_locus): Remove.
3112 (struct location_s): Remove.
3113 Remove all old-location code.
3114 (input_line, input_filename): Remove.
3115 * final.c (final_scan_insn): Remove old location code.
3116 * diagnostic.c (diagnostic_build_prefix): Remove
3117 USE_MAPPED_LOCATION test.
3118 * tree.h (gimple_stmt) <locus>: Now a location_t.
3119 (tree_exp) <locus>: Likewise.
3120 (DECL_IS_BUILTIN): Remove old-location variant.
3121 (annotate_with_file_line, annotate_with_locus): Likewise.
3122 (expr_locus, set_expr_locus): Update.
3123 * tree.c (build1_stat): Remove old location code.
3124 (last_annotated_node): Remove.
3125 (annotate_with_file_line): Remove old-location variant.
3126 (annotate_with_locus): Likewise.
3127 (expr_location): Remove old location code.
3128 (set_expr_location): Likewise.
3129 (expr_has_location): Likewise.
3130 (expr_locus): Likewise.
3131 (set_expr_locus): Likewise.
3132 (expr_filename): Don't use location_from_locus.
3133 (expr_lineno): Likewise.
3134 * rtl-error.c (location_for_asm): Remove old location code.
3135 * c-lex.c (cb_line_change): Remove old location code.
3136 (fe_file_change): Likewise.
3137 (cb_def_pragma): Likewise.
3138 (c_lex_with_flags): Likewise.
3139 * gengtype.c (do_typedef): Don't special-case location types.
3140 (define_location_structures): Remove.
3141 (main): Don't call define_location_structures.
3142 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3148 * builtins.def (BUILT_IN_STDARG_START): Remove.
3149 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3150 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3151 * tree-inline.c (inline_forbidden_p_1): Likewise.
3153 2008-02-26 Richard Guenther <rguenther@suse.de>
3155 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3156 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3157 (lookup_decl_from_uid): Declare.
3158 (remove_decl_from_map): Likewise.
3159 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3160 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3161 (decl_for_uid_map): New global hashtable mapping DECL_UID
3163 (init_ttree): Allocate it.
3164 (insert_decl_to_uid_decl_map): New helper function.
3165 (make_node_stat): Insert new decls into the map.
3166 (copy_node_stat): Likewise.
3167 (lookup_decl_from_uid): New function.
3168 (remove_decl_from_map): Likewise.
3169 (print_decl_for_uid_map_statistics): New helper.
3170 (dump_tree_statistics): Call it.
3172 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3173 (referenced_var_iterator): Adjust.
3174 (FOR_EACH_REFERENCED_VAR): Adjust.
3175 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3176 (num_referenced_vars): Adjust.
3177 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3178 (first_referenced_var): Remove.
3179 (end_referenced_vars_p): Likewise.
3180 (next_referenced_var): Likewise.
3181 (referenced_var_iterator_set): New helper function.
3182 * tree-dfa.c (referenced_var_lookup): Adjust.
3183 (referenced_var_check_and_insert): Likewise.
3184 (remove_referenced_var): Likewise.
3185 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3187 (verify_call_clobbering): Likewise.
3188 (verify_memory_partitions): Likewise.
3189 (init_tree_ssa): Allocate bitmap instead of hashtable for
3191 (delete_tree_ssa): Adjust.
3192 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3193 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3194 (compute_tag_properties): Likewise.
3195 (set_initial_properties): Likewise.
3196 (find_partition_for): Likewise.
3197 (update_reference_counts): Likewise.
3198 (dump_may_aliases_for): Likewise.
3199 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3200 (add_call_clobber_ops): Likewise.
3201 (add_call_read_ops): Likewise.
3202 (get_asm_expr_operands): Likewise.
3203 * tree-into-ssa.c (dump_decl_set): Likewise.
3204 (update_ssa): Likewise.
3205 * tree-sra.c (scan_function): Likewise.
3206 (decide_instantiations): Likewise.
3207 (scalarize_parms): Likewise.
3208 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3209 (dsa_named_for): Likewise.
3210 * tree-ssa-structalias.c (update_alias_info): Likewise.
3211 (merge_smts_into): Likewise.
3213 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3216 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3217 * c-opts.c (c_common_handle_option): Wall enables
3218 Wvolatile-register-var.
3219 * common.opt: Move Wvolatile-register-var to...
3222 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3224 * common.opt (Wlarger-than=): New.
3225 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3227 * opts.c (common_handle_option): Handle -Wlarger-than=.
3228 * optc-gen.awk: Likewise.
3229 * opth-gen.awk: Likewise.
3230 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3231 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3233 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3235 * c-common.c (match_case_to_enum_1): Add appropriate
3236 OPT_W* parameter to warning.
3237 (c_do_switch_warnings): Likewise.
3238 * c-typeck.c (warning_init): Add one more parameter following
3240 (push_init_level): Update call to warning_init.
3241 (pop_init_level): Likewise.
3242 (add_pending_init): Likewise.
3243 (output_init_element: Likewise.
3245 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3248 * toplev.c (toplev_main): If there are warnings or error, print
3249 errors for ignored options.
3250 * opts.c (ignored_options): New static variable.
3251 (postpone_unknown_option_error): New.
3252 (print_ignored_options): New.
3253 (handle_option): Postpone errors for unknown -Wno-* options.
3254 * opts.h (print_ignored_options): Declare.
3256 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3258 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3261 2008-02-25 Richard Guenther <rguenther@suse.de>
3264 2008-02-25 Richard Guenther <rguenther@suse.de>
3266 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3267 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3268 (lookup_decl_from_uid): Declare.
3269 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3270 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3271 (decl_for_uid_map): New global hashtable mapping DECL_UID
3273 (init_ttree): Allocate it.
3274 (insert_decl_to_uid_decl_map): New helper function.
3275 (make_node_stat): Insert new decls into the map.
3276 (copy_node_stat): Likewise.
3277 (lookup_decl_from_uid): New function.
3278 (print_decl_for_uid_map_statistics): New helper.
3279 (dump_tree_statistics): Call it.
3281 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3282 (referenced_var_iterator): Adjust.
3283 (FOR_EACH_REFERENCED_VAR): Adjust.
3284 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3285 (num_referenced_vars): Adjust.
3286 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3287 (first_referenced_var): Remove.
3288 (end_referenced_vars_p): Likewise.
3289 (next_referenced_var): Likewise.
3290 (referenced_var_iterator_set): New helper function.
3291 * tree-dfa.c (referenced_var_lookup): Adjust.
3292 (referenced_var_check_and_insert): Likewise.
3293 (remove_referenced_var): Likewise.
3294 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3296 (verify_call_clobbering): Likewise.
3297 (verify_memory_partitions): Likewise.
3298 (init_tree_ssa): Allocate bitmap instead of hashtable for
3300 (delete_tree_ssa): Adjust.
3301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3302 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3303 (compute_tag_properties): Likewise.
3304 (set_initial_properties): Likewise.
3305 (find_partition_for): Likewise.
3306 (update_reference_counts): Likewise.
3307 (dump_may_aliases_for): Likewise.
3308 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3309 (add_call_clobber_ops): Likewise.
3310 (add_call_read_ops): Likewise.
3311 (get_asm_expr_operands): Likewise.
3312 * tree-into-ssa.c (dump_decl_set): Likewise.
3313 (update_ssa): Likewise.
3314 * tree-sra.c (scan_function): Likewise.
3315 (decide_instantiations): Likewise.
3316 (scalarize_parms): Likewise.
3317 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3318 (dsa_named_for): Likewise.
3319 * tree-ssa-structalias.c (update_alias_info): Likewise.
3320 (merge_smts_into): Likewise.
3322 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3325 * doc/invoke.texi (-fcx-limited-range): Document new option.
3326 * toplev.c (process_options): Handle -fcx-fortran-rules.
3327 * common.opt: Add documentation for -fcx-fortran-rules.
3329 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3332 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3333 actual behaviour and C99.
3335 2008-02-26 Ben Elliston <bje@au.ibm.com>
3337 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3338 (ASM_CPU_POWER6_SPEC): Likewise.
3339 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3340 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3341 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3343 2008-02-25 Richard Guenther <rguenther@suse.de>
3345 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3346 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3347 (lookup_decl_from_uid): Declare.
3348 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3349 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3350 (decl_for_uid_map): New global hashtable mapping DECL_UID
3352 (init_ttree): Allocate it.
3353 (insert_decl_to_uid_decl_map): New helper function.
3354 (make_node_stat): Insert new decls into the map.
3355 (copy_node_stat): Likewise.
3356 (lookup_decl_from_uid): New function.
3357 (print_decl_for_uid_map_statistics): New helper.
3358 (dump_tree_statistics): Call it.
3360 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3361 (referenced_var_iterator): Adjust.
3362 (FOR_EACH_REFERENCED_VAR): Adjust.
3363 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3364 (num_referenced_vars): Adjust.
3365 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3366 (first_referenced_var): Remove.
3367 (end_referenced_vars_p): Likewise.
3368 (next_referenced_var): Likewise.
3369 (referenced_var_iterator_set): New helper function.
3370 * tree-dfa.c (referenced_var_lookup): Adjust.
3371 (referenced_var_check_and_insert): Likewise.
3372 (remove_referenced_var): Likewise.
3373 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3374 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3375 (verify_call_clobbering): Likewise.
3376 (verify_memory_partitions): Likewise.
3377 (init_tree_ssa): Allocate bitmap instead of hashtable for
3379 (delete_tree_ssa): Adjust.
3380 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3381 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3382 (compute_tag_properties): Likewise.
3383 (set_initial_properties): Likewise.
3384 (find_partition_for): Likewise.
3385 (update_reference_counts): Likewise.
3386 (dump_may_aliases_for): Likewise.
3387 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3388 (add_call_clobber_ops): Likewise.
3389 (add_call_read_ops): Likewise.
3390 (get_asm_expr_operands): Likewise.
3391 * tree-into-ssa.c (dump_decl_set): Likewise.
3392 (update_ssa): Likewise.
3393 * tree-sra.c (scan_function): Likewise.
3394 (decide_instantiations): Likewise.
3395 (scalarize_parms): Likewise.
3396 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3397 (dsa_named_for): Likewise.
3398 * tree-ssa-structalias.c (update_alias_info): Likewise.
3399 (merge_smts_into): Likewise.
3401 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3404 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3405 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3406 * alias.h (nonoverlapping_memrefs_p): Likewise.
3408 2008-02-25 Jan Beulich <jbeulich@novell.com>
3410 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3411 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3412 __emultls_get_address, __emultls_register_common,
3413 __floatundi?f, and _Unwind_GetIPInfo.
3414 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3415 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3416 (gen_regparm_prefix): Likewise.
3417 (i386_nlm_encode_section_info): Sync with
3418 config/i386/winnt.c:i386_pe_encode_section_info().
3419 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3420 i386_nlm_mangle_decl_assembler_name): New.
3421 (netware_override_options): New.
3422 * config/i386/netware.h (netware_override_options): Declare.
3423 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3424 (i386_nlm_mangle_decl_assembler_name): Declare.
3425 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3427 2008-02-25 Ben Elliston <bje@au.ibm.com>
3430 * c-decl.c (grokdeclarator): Remove unused local variables
3431 `typedef_type' and `type_as_written'.
3433 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3434 unused local variable `has_hot_blocks'.
3435 (fix_crossing_conditional_branches): Remove unused local variable
3438 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3441 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3442 using DEF_C99_BUILTIN.
3443 (BUILT_IN_NANF): Ditto.
3444 (BUILT_IN_NANL): Ditto.
3446 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3447 Revital Eres <eres@il.ibm.com>
3449 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3450 regarding the order of two dependent insns in the same row.
3452 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3454 * stor-layout.c (layout_decl): Do not bump the alignment of a
3455 bit-field to more than byte alignment if it is packed.
3457 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3459 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3462 2008-02-24 Diego Novillo <dnovillo@google.com>
3464 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3467 * tree-vrp.c (vrp_evaluate_conditional): With
3468 -Wtype-limits, emit a warning when comparing against a
3469 constant outside the natural range of OP0's type.
3470 * c.opt (Wtype-limits): Move ...
3471 * common.opt (Wtype-limits): ... here.
3473 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3475 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3476 * config/rs6000/e300c2c3.md: New file.
3477 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3479 (rs6000_override_options): Add e300c2 and e300c3 cases to
3480 processor_target_table. Do not allow usage of Altivec or Spe
3481 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3482 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3483 * config/rs6000/rs6000.h (processor_type): Add
3484 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3485 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3486 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3487 and ppce300c3. Include e300c2c3.md.
3489 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3491 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3492 instead of TARGET_STRICT_ALIGN.
3494 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3496 * explow.c (memory_address): Assert that the generated address is
3499 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3502 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3503 * config/darwin-ppc-ldouble-patch.def: New file.
3504 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3505 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3506 SUBTARGET_INIT_BUILTINS if defined.
3507 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3510 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3513 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3514 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3516 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3519 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3520 file" warning condtional on -Winvalid-PCH.
3522 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3524 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3526 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3530 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3531 prevent reload from using MMX registers.
3532 (*mov<mode>_internal): Ditto.
3533 (*movv2sf_internal_rex64): Ditto.
3534 (*movv2sf_internal): Ditto.
3536 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3538 PR documentation/31569
3539 * doc/install.texi2html: Use makeinfo --no-number-sections.
3541 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3543 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3544 ensure that we can address an entire entity > 8 bytes. Don't
3545 generate reg+reg addressing for such data.
3547 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3549 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3550 strings when optimizing for size, unless the target cares about
3553 2008-02-22 Tom Tromey <tromey@redhat.com>
3555 * regclass.c (current_pass): Remove declaration.
3557 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3559 * config/avr/libgcc.S (__RAMPZ__): Define.
3560 (__do_copy_data): Add for devices with 128KB code memory.
3562 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3564 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3566 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3568 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3570 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3573 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3576 * c-typeck.c (build_binary_op): Warn about floating point
3577 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3579 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3582 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3583 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3585 (rs6000_override_options): Set altivec_abi as default, not override,
3586 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3587 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3588 is used; use new member spe_abi.
3589 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3590 spe_abi and altivec_abi.
3592 2008-02-22 Tomas Bily <tbily@suse.cz>
3594 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3596 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3599 * config.build (build_file_translate): Set to `CMD //c' only if
3601 * Makefile.in (build_file_translate): Improve comment.
3603 2008-02-21 Jan Hubicka <jh@suse.cz>
3605 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3606 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3607 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3609 2008-02-21 Michael Matz <matz@suse.de>
3612 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3614 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3617 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3619 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3620 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3621 SSE_VEC_FLOAT_MODE_P as insn constraint.
3622 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3623 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3624 sse4a_movntdf using MODEF mode iterator.
3625 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3626 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3627 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3628 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3629 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3630 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3631 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3633 2008-02-21 Richard Guenther <rguenther@suse.de>
3635 * tree.def (PAREN_EXPR): New tree code.
3636 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3638 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3639 * expr.c (expand_expr_real_1): Likewise.
3640 * tree-inline.c (estimate_num_insns_1): Likewise.
3641 * tree-complex.c (expand_complex_move): Likewise.
3642 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3645 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3648 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3650 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3653 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3655 * config/sh/sh.c (find_barrier): Don't go past
3656 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3658 2008-02-20 DJ Delorie <dj@redhat.com>
3660 * config/h8300/h8300.md (insv): Force source operand to be a register.
3662 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3663 as a jump, not as a plain insn.
3665 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3667 * doc/invoke.texi (Warning Options): Add new option
3668 -Wframe-larger-than=.
3669 (-Wframe-larger-than): Document.
3671 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3672 Add declarations for new option variables.
3674 * final.c (final_start_function): Check the frame size
3675 before emission and issue a Wframe-larger-than warning.
3677 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3678 Add definitions for new option variables.
3679 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3681 * common.opt (Wframe-larger-than=): New option.
3683 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3686 (<sse>_div<mode>3): Ditto.
3687 (<sse>_vmdiv<mode>3): Ditto.
3688 (<sse>_vmsqrt<mode>2): Ditto.
3689 (*smax<mode>3): Ditto.
3690 (sse5_frcz<mode>2): Ditto.
3691 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3694 2008-02-20 Richard Guenther <rguenther@suse.de>
3697 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3698 be happy with INTEGRAL_TYPE_P.
3700 2008-02-20 Richard Guenther <rguenther@suse.de>
3702 * fold-const.c (split_tree): Associate floatig-point expressions
3703 if flag_associative_math is set.
3705 2008-02-20 Richard Guenther <rguenther@suse.de>
3707 * tree.h (fold_real_zero_addition_p): Declare.
3708 * fold-const.c (fold_real_zero_addition_p): Export.
3709 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3710 floating-point operations with zero and one.
3712 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3714 * doc/install.texi: Correct references to CFLAGS, replacing them
3715 with BOOT_CFLAGS. Document flags used during bootstrap for
3718 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3721 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3722 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3724 (smin<mode>3): Ditto from similar patterns.
3725 (smax<mode>3): Ditto.
3726 (*ieee_smin<mode>3): Ditto.
3727 (*ieee_smax<mode>3): Ditto.
3728 * config/i386/sse.md (sse): New mode attribute.
3729 (mov<mode>): Macroize expander from movv4sf and movv2df using
3730 SSEMODEF2P mode iterator.
3731 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3732 SSE_VEC_FLOAT_MODE_P as insn constraint.
3733 (storent<mode>): Ditto.
3734 (storent<mode>): Macroize expander from storentsf and storentdf using
3735 MODEF mode iterator.
3736 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3737 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3738 (abs<mode>2): Ditto from similar patterns.
3739 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3740 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3741 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3742 (<sse>_vmsqrt<mode>2): Ditto.
3743 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3744 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3745 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3746 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3747 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3748 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3749 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3751 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3752 iterator and SSE_FLOAT_MODE_P as insn constraint.
3753 (<sse>_ucomi): Ditto from similar patterns.
3754 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3755 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3756 SSE_VEC_FLOAT_MODE_P as insn constraint.
3757 (vcond<mode>): Ditto from similar patterns.
3758 (and<mode>3, *and<mode>3): Ditto.
3759 (<sse>_nand<mode>3): Ditto.
3760 (ior<mode>3, *ior<mode>3): Ditto.
3761 (xor<mode>3, *xor<mode>3): Ditto.
3762 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3763 iterator and SSE_FLOAT_MODE_P as insn constraint.
3764 (*nand<mode>3): Ditto from similar patterns.
3765 (*ior<mode>3): Ditto.
3766 (*xor<mode>3): Ditto.
3768 2008-02-20 Ira Rosen <irar@il.ibm.com>
3770 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3771 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3772 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3774 2008-02-19 Jan Hubicka <jh@suse.cz>
3776 * predict.c (tree_bb_level_predictions): Remove variable next
3777 mistakely introduced by previous commit.
3779 2008-02-19 Jan Hubicka <jh@suse.cz>
3781 * predict.c (predict_paths_leading_to): Rewrite.
3782 (predict_paths_for_bb): New.
3783 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3785 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3788 * Makefile.in (build_file_translate): New.
3789 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3790 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3791 * configure.ac (build_file_translate): Substitute it.
3792 * configure: Regenerate.
3794 2008-02-19 Jan Hubicka <jh@suse.cz>
3796 PR rtl-optimization/34408
3797 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3800 2008-02-19 Jan Hubicka <jh@suse.cz>
3803 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3806 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3809 * config/i386/i386-modes.def: Revert the last DI alignment
3810 change until Ada people can look into it.
3812 2008-02-19 Nick Clifton <nickc@redhat.com>
3814 * opts.c (print_specific_help): Fix typo in --help text.
3816 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3819 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3820 32-bit inline asm without asm alternatives for host GCC < 3.0.
3822 2008-02-19 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/34989
3825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3826 Allow propagation to INDIRECT_REF if we can simplify only.
3828 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3830 * c-common.c (warn_for_collisions_1): Use appropriate option when
3833 2008-02-19 Nick Clifton <nickc@redhat.com>
3836 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3837 (handle_options): Fix indentation.
3838 (print_filtered_help): If no language-specific options were
3839 displayed tell the user how to list all the options supported by
3840 the language's front-end.
3841 (print_specific_help): Fix indentation and remove duplicate line.
3842 (common_handle_option): Handle the -v option.
3843 For --help enable the display of undocumented options if the -v
3844 switch has been included on the command line.
3845 For --help= check for overlaps in the arguments between the option
3846 classes and the language names and issue a warning when they
3847 cannot be disambiguated.
3848 * c.opt (v): Pass on to the common option handler.
3850 2008-02-19 Revital Eres <eres@il.ibm.com>
3852 * modulo-sched.c (sms_schedule): Change dump message when
3853 create_ddg function fails.
3854 (try_scheduling_node_in_cycle): Rename row to cycle.
3855 (print_partial_schedule): Rename CYCLE to ROW.
3857 2008-02-19 Christian Bruel <christian.bruel@st.com>
3858 Zdenek Dvorak <ook@ucw.cz>
3860 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3862 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3866 (*x86_movdicc_0_m1_se): Ditto.
3868 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3870 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3871 (CMPtype): Define as __gcc_CMPtype.
3872 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3873 (CMPtype): Define as __gcc_CMPtype.
3875 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3877 Support valgrind 3.3 for --enable-checking=valgrind.
3878 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3880 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3881 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3882 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3883 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3884 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3885 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3886 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3888 * ggc-zone.c: Similar.
3889 * ggc-page.c: Similar.
3891 2008-02-19 Paul Brook <paul@codesourcery.com>
3894 * config/arm/ieee754-df.S: Fix do_it typo.
3895 * config/arm/ieee754-sf.S: Fix do_it typo.
3897 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3900 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3901 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3902 (OPTION_MASK_ISA_SSE_SET): Likewise.
3903 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3904 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3905 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3906 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3907 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3908 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3909 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3910 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3911 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3912 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3913 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3914 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3915 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3916 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3917 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3918 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3919 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3920 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3921 (OPTION_MASK_ISA_SSE4): Removed.
3922 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3923 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3924 (override_options): Don't turn on implied SSE/MMX bits in
3927 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3929 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3932 2008-02-18 Joey Ye <joey.ye@intel.com>
3935 * tree-nested.c (insert_field_into_struct): Set type alignment
3936 to field alignment if the former is less than the latter.
3938 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3940 * BASE-VER: Set to 4.4.0.
3942 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3944 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3945 * doc/cfg.texi: Likewise.
3946 * doc/extend.texi: Likewise.
3947 * doc/gty.texi: Likewise.
3948 * doc/invoke.texi: Likewise.
3949 * doc/loop.texi: Likewise.
3950 * doc/md.texi: Likewise.
3951 * doc/passes.texi: Likewise.
3952 * doc/rtl.texi: Likewise.
3953 * doc/sourcebuild.texi: Likewise.
3954 * doc/tm.texi: Likewise.
3955 * doc/tree-ssa.texi: Likewise.
3957 2008-02-17 Richard Guenther <rguenther@suse.de>
3960 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3961 without default definition.
3963 2008-02-17 Richard Guenther <rguenther@suse.de>
3965 PR tree-optimization/35231
3966 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3969 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3972 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3974 libgcc_cmp_return mode.
3976 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3979 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3981 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3983 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3986 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3988 * doc/c-tree.texi: Use `@.' where appropriate.
3989 * doc/extend.texi: Likewise.
3990 * doc/install.texi: Likewise.
3991 * doc/invoke.texi: Likewise.
3992 * doc/loop.texi: Likewise.
3993 * doc/makefile.texi: Likewise.
3994 * doc/md.texi: Likewise.
3995 * doc/passes.texi: Likewise.
3996 * doc/standards.texi: Likewise.
3997 * doc/tm.texi: Likewise.
3999 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4002 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4004 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4005 rather than in entry_bb.
4007 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4010 libgcc_cmp_return mode.
4012 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4015 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4016 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4018 2008-02-15 Richard Guenther <rguenther@suse.de>
4019 Zdenek Dvorak <ook@ucw.cz>
4021 PR tree-optimization/35164
4022 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4023 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4024 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4025 Only propagate addresses which do not have abnormal SSA_NAMEs
4028 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4031 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4033 2008-02-15 Jan Hubicka <jh@suse.cz>
4036 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4038 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4041 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4042 when calculating alignment_pad.
4044 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4046 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4047 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4048 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4049 and STACK_BOUNDARY define.
4051 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4053 PR preprocessor/35061
4054 * c-pragma.c (handle_pragma_pop_macro): Check that
4055 pushed_macro_table has been allocated.
4057 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4060 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4061 (force_gimple_operand): Likewise.
4062 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4063 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4064 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4065 (find_interesting_uses_address): Check addressability and alignment
4066 of the base expression only after substituting bases of IVs into it.
4068 2008-02-14 Michael Matz <matz@suse.de>
4071 * function.c (instantiate_virtual_regs_in_insn): Reload address
4072 before falling back to reloading the whole operand.
4074 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4076 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4077 before the first section switch note.
4079 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4081 * doc/bugreport.texi: Update copyright years.
4082 * doc/c-tree.texi: Likewise.
4083 * doc/cfg.texi: Likewise.
4084 * doc/cpp.texi: Likewise.
4085 * doc/cppinternals.texi: Likewise.
4086 * doc/fragments.texi: Likewise.
4087 * doc/frontends.texi: Likewise.
4088 * doc/gcc.texi: Likewise.
4089 * doc/gty.texi: Likewise.
4090 * doc/hostconfig.texi: Likewise.
4091 * doc/implement-c.texi: Likewise.
4092 * doc/libgcc.texi: Likewise.
4093 * doc/loop.texi: Likewise.
4094 * doc/makefile.texi: Likewise.
4095 * doc/options.texi: Likewise.
4096 * doc/passes.texi: Likewise.
4097 * doc/rtl.texi: Likewise.
4098 * doc/sourcebuild.texi: Likewise.
4099 * doc/standards.texi: Likewise.
4100 * doc/tree-ssa.texi: Likewise.
4101 * doc/trouble.texi: Likewise.
4103 * doc/extend.texi: Use @: or add comma where appropriate.
4104 * doc/invoke.texi: Likewise.
4105 * doc/tm.texi: Likewise.
4107 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4110 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4113 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4115 * doc/md.texi (clz, ctz): Add reference.
4116 * doc/rtl.texi (clz, ctz): Likewise.
4118 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4121 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4124 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4126 * config/s390/s390.c (struct constant_pool): New field
4127 emit_pool_after added.
4128 (s390_mainpool_start): Set the emit_pool_after flag according
4129 to the section switch notes.
4130 (s390_mainpool_finish): Consider emit_pool_after when emitting
4131 the literal pool at the end of the function.
4132 (s390_chunkify_start): Force literal pool splits at section
4135 2008-02-13 Michael Matz <matz@suse.de>
4138 * var-tracking.c (clobber_variable_part): Correctly traverse the
4141 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4144 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4145 Add -fdump-ipa-inline.
4146 * tree-dump.c (dump_files): Remove tree-inlined dump.
4147 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4149 2008-02-12 Richard Guenther <rguenther@suse.de>
4151 PR tree-optimization/35171
4152 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4155 2008-02-12 Richard Guenther <rguenther@suse.de>
4158 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4159 value-preserving mode. Disallow final truncation.
4161 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4164 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4165 code from here to...
4166 (force_gimple_operand): ...here.
4168 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4171 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4172 non-compatible pointers.
4173 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4174 different FIELD_DECLs, try harder by comparing field offsets, sizes
4178 * function.c (match_asm_constraints_1): Don't replace the same input
4181 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4183 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4184 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4185 (expand_epilogue): Restore RAMPZ register.
4186 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4188 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4190 * config/i386/cygwin.asm: (__alloca): Correct calling
4191 convention and alignment.
4192 (__chkstk): Force 8 byte stack alignment.
4194 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4195 Richard Guenther <rguenther@suse.de>
4197 PR tree-optimization/33992
4198 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4199 the zero we compare against.
4201 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4204 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4205 to CloseHandle after unlocking to prevent accumulation of handle
4208 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4211 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4212 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4213 and update LABEL_NUSES during and after reload.
4215 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4218 * combine.c (simplify_if_then_else): Make sure the comparison is
4219 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4221 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4224 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4225 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4226 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4227 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4228 * tree.h (get_type_static_bounds): Likewise.
4230 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4232 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4233 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4234 Make -Wfoo language annotations match what the compiler outputs.
4236 2008-02-08 Sa Liu <saliu@de.ibm.com>
4238 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4239 intrinsics spu_convts, spu_convtu, spu_convtf.
4240 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4242 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4244 * doc/extend.texi (Function Attributes) <noinline>: Mention
4245 asm ("") as method to keep calls.
4247 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4250 * doc/options.texi (Options): Replace references to opts.sh with
4252 * opts-common.c: Likewise.
4253 * optc-gen.awk: Likewise.
4255 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4257 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4259 2008-02-07 Richard Henderson <rth@redhat.com>
4262 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4263 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4266 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4268 PR tree-optimization/35085
4269 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4270 for operand entry oe2 in addition to operand entry oe3 in order to
4271 expose more opportunities for vectorizer sum reduction.
4273 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * Makefile.in (LIBS): Remove $(GMPLIBS).
4277 (cc1-dummy, cc1): Add $(GMPLIBS).
4279 2008-02-06 Jan Hubicka <jh@suse.cz>
4282 * i386.md (moddf_integer): Do not produce partial memory stalls for
4283 targets where it hurts.
4285 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4288 * optabs.c (expand_float): Do not check for decimal modes when
4289 expanding unsigned integer through signed conversion.
4291 2008-02-06 Nick Clifton <nickc@redhat.com>
4293 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4294 inside the clobber with a match_operand and duplicated operand
4295 number in the constraint.
4296 (ineqbranchsi): Delete redundant comment.
4298 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4300 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4301 builtin_define ("__USE_INIT_FINI__").
4302 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4304 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4306 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4308 PR documentation/30330
4309 * doc/invoke.texi (C++ Dialect Options)
4310 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4311 For each warning option -Wfoo that allows -Wno-foo, ensure both
4312 -Wfoo and -Wno-foo are listed in the option index. Fix index
4313 entry of -Wswitch-default, index -Wnormalized= including the
4314 `=', and -Wlarger-than-@var{len} including @var{len}.
4316 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.md (floatunssisf2): Use
4319 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4320 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4321 Macroize expander using MODEF mode iterator.
4323 2008-02-05 Diego Novillo <dnovillo@google.com>
4325 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4328 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4330 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4335 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4338 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4339 to indicate if a message should be generated.
4340 (init_cumulative_args): Updated.
4341 (function_value_32): Likewise.
4343 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4345 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4347 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4351 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4353 2008-02-04 Diego Novillo <dnovillo@google.com>
4355 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4358 * tree-vrp.c (vrp_evaluate_conditional): With
4359 -Wtype-limits, emit a warning when comparing against a
4360 constant outside the natural range of OP0's type.
4362 2008-02-04 Richard Guenther <rguenther@suse.de>
4365 * expr.c (count_type_elements): Give for unions instead of
4368 2008-02-04 Richard Guenther <rguenther@suse.de>
4371 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4372 to TYPE_DOMAINs base type instead of using bitsizetype here.
4374 2008-02-03 Jason Merrill <jason@redhat.com>
4376 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4378 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4381 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4382 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4383 (RS/6000 and PowerPC Options): Fix typos and markup.
4384 * doc/passes.texi (Tree-SSA passes): Likewise.
4386 2008-02-02 Michael Matz <matz@suse.de>
4389 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4390 from record_last_reg_set_info.
4391 (record_last_reg_set_info): Take an RTX argument, iterate over all
4392 constituent hardregs.
4393 (record_last_set_info, record_opr_changes): Change calls to
4394 new signature or to record_last_reg_set_info_regno.
4396 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4398 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4400 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4402 PR rtl-optimization/34773
4403 * reg-notes.def (EQUAL): Mention significance of combination of
4404 REG_EQUAL and REG_RETVAL.
4405 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4406 insn that has a REG_RETVAL.
4408 2008-02-01 Roger Sayle <roger@eyesopen.com>
4411 * configure.ac (--enable-fixed-point): Disable unless explicitly
4413 * configure: Regenerate.
4415 2008-02-01 Richard Guenther <rguenther@suse.de>
4418 * invoke.texi (-finline-limit): Remove no longer true parts
4419 of the documentation. Note that there is no default value.
4421 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4422 Mark Mitchell <mark@codesourcery.com>
4423 Ben Elliston <bje@au.ibm.com>
4426 * doc/extend.texi (Other Builtins): Document.
4428 2008-01-31 Tom Browder <tom.browder@gmail.com>
4430 * doc/c-tree.texi (Types): Fix grammar.
4431 (Expression trees): Ditto.
4432 * doc/passes.texi (Tree-SSA passes): Ditto.
4434 * doc/configterms.texi (Configure Terms): Fix typo.
4435 * doc/cpp.texi (Common Predefined Macros): Ditto.
4436 * doc/md.texi (Machine Constraints): Ditto.
4438 * doc/makefile.texi (Makefile): Add comma.
4440 2008-01-31 Tom Browder <tom.browder@gmail.com>
4441 Gerald Pfeifer <gerald@pfeifer.com>
4443 * doc/sourcebuild.texi (Front End): Remove references to CVS
4444 and CVSROOT/modules.
4445 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4446 (Back End): Remove reference to CVS.
4448 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4451 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4453 (mips16_gp_pseudo_reg): ...here.
4454 * config/mips/mips.md (load_const_gp): Replace with...
4455 (load_const_gp_<mode>): ...this :P-based insn.
4457 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4459 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4460 options. Minor fixes.
4461 (-std): Move reference to standards closer to where language
4462 standards are first mentioned.
4464 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4466 PR rtl-optimization/34995
4467 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4468 parameter and return a bool. If the rtx parameter is nonnull,
4469 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4470 (find_reloads): Update call accordingly. Pass the new operand
4471 if it needed no address reloads, otherwise pass null.
4473 2008-01-30 Richard Henderson <rth@redhat.com>
4476 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4477 for unbounded arrays.
4479 2008-01-30 Silvius Rus <rus@google.com>
4481 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4483 2008-01-30 Jan Hubicka <jh@suse.cz>
4486 * i386.c (init_cumulative_args): Use real function declaration when
4489 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4491 PR rtl-optimization/34998
4492 * global.c (build_insn_chain): Treat non-subreg_lowpart
4493 SUBREGs of pseudos as clobbering all the words covered by the
4494 SUBREG, not just all the bytes.
4495 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4496 original df_ref rather than an extract parameter.
4497 (global_conflicts): Update call accordingly.
4499 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4501 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4502 the overflow check to make it easier to read.
4503 (__fixtfdi): Change the type of the ll member in union
4504 long_double to UDItype_x.
4506 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4509 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4510 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4511 * tree-inline.c (fold_marked_statements): Call
4512 cgraph_update_edges_for_call_stmt if folding a call statement.
4513 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4514 debug_generic_stmt calls, reset it back afterwards.
4517 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4519 * c-typeck.c (build_external_ref): Don't pedwarn about
4520 static vars in current function's scope.
4522 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4524 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4526 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4529 * ipa-struct-reorg.c: Fix spelling.
4530 * params.def: Ditto.
4532 2008-01-29 Richard Guenther <rguenther@suse.de>
4535 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4537 * tree-inline.c (remap_type): Increment remapping_type_depth
4538 around remapping types.
4539 (copy_body_r): Only add referenced variables if they are referenced
4540 from code, not types.
4542 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4553 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4554 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4556 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4559 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4560 pointer for tiny stack.
4562 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4564 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4566 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4568 * config/vx-common.h: Fix typo in comment.
4570 2008-01-28 Ian Lance Taylor <iant@google.com>
4574 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4575 coalesce pointers if they have different DECL_NO_TBAA_P values.
4576 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4577 between variables with different DECL_NO_TBAA_P values.
4579 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4582 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4583 are not legitimate small data references on SPE targets.
4585 2008-01-28 David Daney <ddaney@avtrex.com>
4587 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4589 2008-01-28 David Daney <ddaney@avtrex.com>
4591 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4593 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4595 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4596 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4597 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4598 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4599 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4600 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4601 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4602 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4604 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4606 * basic-block.h (condjump_equiv_p): Fix comment.
4608 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4610 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4611 print_generic_stmt_indented): Fix comment.
4613 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4615 * configure.ac (__stack_chk_fail): Add detecion for availability
4616 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4617 * configure: Regenerate.
4619 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4622 * final.c (output_addr_const): Handle TRUNCATE.
4624 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4627 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4628 (zero_cost, infinite_cost): New constants.
4629 (struct cost_pair): Change type of cost to comp_cost.
4630 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4631 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4633 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4634 split_address_cost, ptr_difference_cost, difference_cost,
4635 get_computation_cost_at, get_computation_cost,
4636 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4637 determine_use_iv_cost_condition, determine_use_iv_costs,
4638 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4639 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4640 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4641 Change type of cost to comp_cost.
4642 (determine_iv_cost): Increase cost of non-original ivs, instead
4643 of decreasing the cost of original ones.
4644 (get_address_cost): Indicate the complexity of the addressing mode
4646 (try_add_cand_for): Prefer using ivs not specific to some object.
4647 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4649 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4650 Janis Johnson <janis187@us.ibm.com>
4653 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4654 (TARGET_INSTANTIATE_DECLS): Likewise.
4655 * target.h (expand_to_rtl_hook): New target hook.
4656 (instantiate_decls): Likewise.
4657 * function.c (instantiate_decl): Make non-static. Rename to...
4658 (instantiate_decl_rtl): ... this.
4659 (instantiate_expr): Use instantiate_decl_rtl.
4660 (instantiate_decls_1): Likewise.
4661 (instantiate_decls): Likewise.
4662 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4663 * function.h (instantiate_decl_rtl): Add prototype.
4664 * cfgexpand.c (target.h): New include.
4665 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4666 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4667 (TARGET_INSTANTIATE_DECLS): Likewise.
4668 (TARGET_INITIALIZER): New target hooks added.
4669 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4671 * config/rs6000/rs6000.c (tree-flow.h): New include.
4672 (machine_function): Add sdmode_stack_slot field.
4673 (rs6000_alloc_sdmode_stack_slot): New function.
4674 (rs6000_instantiate_decls): Likewise.
4675 (rs6000_secondary_memory_needed_rtx): Likewise.
4676 (rs6000_check_sdmode): Likewise.
4677 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4678 (TARGET_INSTANTIATE_DECLS): Likewise.
4679 (rs6000_hard_regno_mode_ok): Allow SDmode.
4680 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4681 (rs6000_emit_move): Handle SDmode.
4682 (function_arg_advance): Likewise.
4683 (function_arg): Likewise.
4684 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4685 SDmode var args for 32-bit compiles.
4686 (rs6000_secondary_reload_class): Handle SDmode.
4687 (rs6000_output_function_epilogue): Likewise.
4688 (rs6000_function_value): Simplify if statement.
4689 (rs6000_libcall_value): Likewise.
4690 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4691 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4692 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4693 (movsd_hardfloat): New define_insn.
4694 (movsd_softfloat): Likewise.
4695 (movsd_store): Likewise.
4696 (movsd_load): Likewise.
4697 (extendsddd2): Likewise.
4698 (extendsdtd2): Likewise.
4699 (truncddsd2): Likewise.
4700 (movdd_hardfloat64): Fixup comment.
4701 (UNSPEC_MOVSD_LOAD): New constant.
4702 (UNSPEC_MOVSD_STORE): Likewise.
4704 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4707 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4709 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4710 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4711 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4714 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4717 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4718 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4719 __LONGDOUBLE128 too.
4720 * config/rs6000/aix61.h: New file.
4722 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4724 PR rtl-optimization/34959
4725 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4726 popcount and parity rtxes the same mode as their operand.
4727 Truncate or extend the result to the return value's mode
4730 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4733 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4734 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4735 to GOT_VERSION_REGNUM.
4736 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4737 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4738 * config/mips/mips.c (mips_emit_call_insn): New function.
4739 (mips_call_tls_get_addr): Call mips_expand_call directly.
4740 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4742 (mips16_build_call_stub): Likewise. Return the call insn or null.
4743 (mips_expand_call): Update the call to mips16_build_call_stub
4744 accordingly and a remove redundant condition. Assert that MIPS16
4745 stubs do not use lazy binding. Use mips_emit_call_insn and return
4747 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4749 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4750 (mips_avoid_hazard): Remove hazard_set handling.
4751 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4752 (UNSPEC_RESTORE_GP): ...this.
4753 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4754 (FAKE_CALL_REGNO): Rename to...
4755 (GOT_VERSION_REGNUM): ...this.
4756 (type): Add "ghost" value. Add an associated insn reservation.
4757 (hazard_set): Remove.
4758 (exception_receiver): Rename to...
4759 (restore_gp): ...this and update the unspec identifier accordingly.
4760 (exception_receiver, nonlocal_got_receiver): New expanders.
4761 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4762 FAKE_CALL_REGNO. Remove hazard_set attribute.
4763 (set_got_version, update_got_version): New patterns.
4765 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4768 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4770 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4773 * doc/install.texi2html: Generate gcc-vers.texi.
4775 2008-01-25 DJ Delorie <dj@redhat.com>
4777 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4779 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4781 * config/c4x: Remove directory.
4782 * config.gcc (crx-*, mt-*): Mark obsolete.
4783 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4784 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4785 sh-*-rtemscoff*): Remove cases.
4786 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4787 * real.c (encode_c4x_single, decode_c4x_single,
4788 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4789 c4x_extended_format): Remove.
4790 * real.h (c4x_single_format, c4x_extended_format): Remove.
4791 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4793 (Pragmas): Remove comment about c4x pragmas.
4794 * doc/install.texi (c4x): Remove target-specific instructions.
4795 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4796 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4797 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4798 refer to C4x source files as examples.
4799 (C4X_FLOAT_FORMAT): Remove documentation.
4801 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4803 * config/bfin/bfin.c (override_options): Reorder tests so that
4804 flag_pic gets enabled for -msep-data.
4806 2008-01-25 Richard Guenther <rguenther@suse.de>
4809 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4810 to its bitfield precision if required.
4812 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4815 * tree-nested.c (walk_omp_for): New function.
4816 (convert_nonlocal_reference, convert_local_reference): Call
4817 walk_omp_for on OMP_FOR.
4818 (convert_call_expr): Call walk_body on OMP_FOR's
4819 OMP_FOR_PRE_INIT_BODY.
4821 2008-01-25 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/34966
4824 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4825 default defs and PHI_NODEs we have to insert after the
4828 2008-01-24 Nick Clifton <nickc@redhat.com>
4830 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4831 Provide a default definition.
4832 (LIBGCC2_UNITS_PER_WORD): Likewise.
4834 * config/stormy16/stormy16.c: Include df.h for the prototype
4835 for df_regs_ever_live_p.
4836 (xstormy16_expand_builtin_va_start): Convert the stack offset
4837 into a component_ref and then use POINTER_PLUS_EXPR to add it
4838 to the incoming_virtual_args_rtx.
4839 (xstormy16_gimplify_va_arg_expr): Rename to
4840 xstormy16_gimplify_va_arg_expr.
4841 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4842 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4843 xstormy16_gimplify_va_arg_expr.
4844 Fix up some formatting issues.
4846 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4847 Move to predicates.md.
4848 (xs_hi_general_operand): Likewise.
4849 (xs_hi_nonmemory_operand): Likewise.
4850 * config/stormy16/predicates.md:
4851 (xstormy16_carry_plus_operand): New predicate.
4852 (xs_hi_general_operand): New predicate.
4853 (xs_hi_nonmemory_operand): New predicate.
4854 * config/stormy16/stormy16-protos.h:
4855 (xstormy16_carry_plus_operand): Delete prototype.
4856 (xs_hi_general_operand): Likewise.
4857 (xs_hi_nonmemory_operand): Likewise.
4859 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4860 modifiers as they are no longer needed and they can trigger
4861 reload spill failures.
4863 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4864 with a match_operand in order to help reload.
4866 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4867 constraint with 'e' for the 8th alternative as this version of
4868 the mov.w instruction only accepts the lower 8 registers.
4870 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4873 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4874 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4877 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4880 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4882 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4884 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4886 (remove_structure): Update allocations list before removing structure.
4888 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4890 * ipa-struct-reorg.c (is_safe_cond_expr,
4891 create_new_stmts_for_cond_expr): Use integer_zerop function,
4892 that recognize not only zero-pointer, but zero-integer too.
4894 2008-01-25 Ben Elliston <bje@au.ibm.com>
4897 * fixproto: Escape "." in sed expression that strips leading "./".
4899 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4902 * gcc.c (SWITCH_OK): Removed.
4903 (SWITCH_LIVE): Changed to bit.
4904 (SWITCH_FALSE): Likewise.
4905 (SWITCH_IGNORE): Likewise.
4906 (switchstr): Change live_cond to unsigned int.
4907 (process_command): Replace SWITCH_OK with 0.
4908 (do_self_spec): Likewise.
4909 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4910 (give_switch): Likewise.
4911 (used_arg): Likewise.
4912 (do_spec_1): Set the SWITCH_IGNORE bit.
4913 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4914 bits. Set the SWITCH_LIVE bit.
4916 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4918 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4920 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4922 PR tree-optimization/34472
4923 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4924 parameter to a "bool *" and set *DATA to false if there is
4925 an unsafe access. Do not delete the structure here.
4926 (check_cond_exprs): Delete it here instead.
4927 (check_cond_exprs, exclude_cold_structs): Do not increase
4928 I when removing a structure.
4930 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4933 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4934 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4936 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4939 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4940 a fixed vector for stack.
4942 2008-01-24 Ben Elliston <bje@au.ibm.com>
4945 * doc/gcc.texi (Software development): Add a direntry for g++.
4947 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4949 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4950 stale and straggling -fforce-addr comments above.
4952 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4954 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4955 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4957 2008-01-23 Michael Matz <matz@suse.de>
4960 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4963 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4965 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4968 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4970 * config/avr/avr.c (avr_current_arch): New variable.
4971 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4972 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4973 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4974 (avr_override_options): Init 'avr_current_arch'.
4975 (base_arch_s): Move from here...
4976 * config/avr/avr.h (base_arch_s): ... here. Add new members
4977 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4978 'mega' to 'have_jmp_call'.
4979 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4980 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4982 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4984 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4985 MULTILIB_MATCHES): (Ditto.).
4987 2008-01-23 Richard Guenther <rguenther@suse.de>
4990 * cgraphunit.c (cgraph_reset_node): Always mark the node
4991 not reachable if it is not queued already.
4993 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4995 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4996 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4997 (cputype_selected): New static variable.
4998 (bfin_handle_option): Set it if -mcpu is used.
4999 (override_option): Select default set of workarounds if no cpu type
5000 selected on the command line.
5001 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5003 From Michael Frysinger <michael.frysinger@analog.com>
5004 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5005 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5007 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5008 for bf547, bf523, bf524, and bf526.
5009 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5011 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5012 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5013 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5014 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5015 * doc/invoke.texi (Blackfin Options): Document that
5016 -mcpu now accept bf547, bf523, bf524, and bf526.
5018 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5020 PR rtl-optimization/34628
5021 * combine.c (try_combine): Stop and undo after the first combination
5022 if an autoincrement side-effect on the first insn has effectively
5025 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5028 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5029 Offset addresses are not valid for Altivec or paired float modes.
5031 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5034 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5035 if DECL_INITIAL (decl) is error_mark_node.
5038 * c-common.c (handle_vector_size_attribute): Only allow
5039 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5040 the same way as pointer, array etc. types.
5041 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5044 * tree.c (build_type_attribute_qual_variant): Call
5045 build_qualified_type if attributes are equal, but quals are not.
5047 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5050 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5051 * flags.h (warn_strict_aliasing): Remove.
5052 (warn_strict_overflow): Remove.
5053 * opts.c (warn_strict_aliasing): Remove.
5054 (warn_strict_overflow): Remove.
5055 * c-opts.c (c_common_handle_option): -Wall only sets
5056 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5057 (c_common_post_options): Give default values to -Wstrict-aliasing
5058 and -Wstrict-overflow if they are uninitialized.
5059 * common.opt (Wstrict-aliasing): Specify Var and Init.
5060 (Wstrict-overflow): Likewise.
5062 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5064 PR rtl-optimization/26854
5065 PR rtl-optimization/34400
5066 PR rtl-optimization/34884
5067 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5069 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5070 (df_rd_bb_info.expanded_lr_out): Deleted
5071 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5072 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5073 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5074 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5075 Removed code to allocate, initialize or free expanded_lr_out.
5076 (df_rd_bb_local_compute_process_def): Restructured to make more
5078 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5079 sets if the sets are being trimmed.
5081 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5084 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5085 (as_vers): Likewise.
5086 * configure: Regenerated.
5088 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5091 * tree-pass.h (pass_build_alias): New pass.
5092 * tree-ssa-alias.c (gate_build_alias): New.
5093 (pass_build_alias): New.
5094 * passes.c (init_optimization_passes): Add pass_build_alias after
5095 pass_create_structure_vars.
5097 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5099 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5100 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5101 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5102 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5103 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5104 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5105 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5106 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5107 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5108 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5109 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5110 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5111 * config/s390/s390.md (FP_ALL): New mode iterator.
5112 (_d): New mode attribute.
5113 ("*signbit<mode>2>"): Changed mode of first operand.
5114 ("isinf<mode>2"): Changed mode of first operand.
5115 ("*TDC_insn"): Adaptation for DFP modes.
5117 2008-01-22 Ben Elliston <bje@au.ibm.com>
5119 * tree.c (check_qualified_type): Improve function description.
5121 2008-01-21 Jason Merrill <jason@redhat.com>
5124 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5125 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5128 2008-01-21 DJ Delorie <dj@redhat.com>
5130 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5133 2008-01-21 Richard Guenther <rguenther@suse.de>
5136 * tree-cfg.c (verify_expr): Allow all invariant expressions
5137 instead of just constant class ones as reference argument.
5138 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5139 like any other constant.
5140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5142 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5144 * regmove.c (fixup_match_1): Update call crossed frequencies.
5146 2008-01-21 Richard Guenther <rguenther@suse.de>
5149 * tree-inline.c (setup_one_parameter): Deal with mismatched
5150 types using a VIEW_CONVERT_EXPR.
5152 2008-01-21 Alon Dayan <alond@il.ibm.com>
5153 Olga Golovanevsky <olga@il.ibm.com>
5155 PR tree-optimization/34701
5156 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5157 when the structure size is not a power of 2.
5159 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5161 * doc/install.texi: Add doc for --enable-checking=df.
5163 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5165 PR rtl-optimization/34808
5166 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5168 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5170 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5173 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5175 PR rtl-optimization/26854
5176 PR rtl-optimization/34400
5177 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5179 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5180 (df_rd_bb_info.expanded_lr_out): New.
5181 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5182 * loop_iv.c (iv_analysis_loop_init): Ditto.
5183 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5184 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5185 Added code to allocate, initialize or free expanded_lr_out.
5186 (df_rd_bb_local_compute_process_def): Restructured to make
5187 more understandable.
5188 (df_rd_confluence_n): Add code to do nothing with fake edges and
5189 code to no apply invalidate_by_call sets if the sets are being trimmed.
5190 (df_lr_local_finalize): Renamed to df_lr_finalize.
5191 (df_live_local_finalize): Renamed to df_live_finalize.
5193 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5196 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5197 deciding whether to use reciprocal instructions.
5199 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5201 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5202 dwarf2out_note_section_used if cold_text_section is NULL.
5204 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5206 PR gcov-profile/34610
5207 * tree-cfg.c (make_edges): Mark both outgoing edges from
5208 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5209 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5210 from OMP_FOR and OMP_CONTINUE outgoing edges.
5212 * tree-profile.c (tree_profiling): Return early if
5213 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5215 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5216 from cfun to child_cfun.
5217 * function.h (struct function): Add after_tree_profile bit.
5219 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5221 * config/avr/avr.S (_exit): Disable interrupt.
5223 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5224 Steven Bosscher <stevenb.gcc@gmail.com>
5226 PR rtl-optimization/26854
5227 PR rtl-optimization/34400
5228 * df-problems.c (df_live_scratch): New scratch bitmap.
5229 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5230 (df_live_reset): Clear the proper bitmaps.
5231 (df_live_bb_local_compute): Only process the artificial defs once
5232 since the order is not important.
5233 (df_live_init): Init the df_live sets only with the variables
5234 found live by df_lr.
5235 (df_live_transfer_function): Use the df_lr sets to prune the
5236 df_live sets as they are being computed.
5237 (df_live_free): Free df_live_scratch.
5239 2008-01-18 Ian Lance Taylor <iant@google.com>
5241 * common.opt: Add fmerge-debug-strings.
5242 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5243 flag_merge_debug_strings rather than flag_merge_constants.
5244 * doc/invoke.texi (Option Summary): Mention
5245 -fmerge-debug-strings.
5246 (Debugging Options): Document -fmerge-debug-strings.
5248 2008-01-18 Ian Lance Taylor <iant@google.com>
5251 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5252 (struct tree_function_decl): Add new field operator_new_flag.
5253 * tree-inline.c (expand_call_inline): When inlining a call to
5254 operator new, force the return value to go into a variable, and
5255 set DECL_NO_TBAA_P on that variable.
5256 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5258 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5261 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5262 DWARF2_DEBUGGING_INFO.
5263 (dwarf2out_note_section_used): Ditto. Add prototype.
5264 (have_multiple_function_sections, text_section_used,
5265 cold_text_section_used, *cold_text_sections): Move declarations
5268 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5270 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5271 field and add signal_ra.
5272 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5273 assignments to frame state pc. Move end of stack check after
5274 MD_FALLBACK_FRAME_STATE_FOR.
5275 (uw_update_context_1): Use frame state signal_regs if set, instead
5276 of checking signal_frame flag.
5277 (uw_update_context): Use frame state signal_ra if set.
5278 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5279 * config/xtensa/linux-unwind.h: New file.
5281 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5283 * modulo-sched.c (get_sched_window): Fix comment typo.
5285 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5287 PR tree-optimization/34648
5288 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5290 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5292 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5293 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5295 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5297 PR rtl-optimization/34400
5298 * df-core.c (df_worklist_dataflow_overeager,
5299 df_worklist_dataflow_doublequeue): New functions.
5300 (df_worklist_dataflow): Two different worklist solvers.
5301 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5304 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5307 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5308 and ftree-parallelize-loops.
5310 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5312 PR rtl-optimization/34826
5313 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5315 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5317 * global.c (find_reg): Mark the eh regs as used if necessary.
5318 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5319 * ra.h (struct allocno): no_eh_reg field added. Changed
5320 no_stack_reg type to bitfield.
5322 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5324 * tree.c (substitute_in_expr): Add missing 'break'.
5326 2008-01-17 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/34825
5329 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5330 x / x as division to handle.
5332 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5334 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5335 "-pthread" is specified.
5336 * pa-hpux11.h (LIB_SPEC): Likewise.
5338 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5339 Peter Bergner <bergner@vnet.ibm.com>
5341 PR rtl-optimization/33796
5342 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5344 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5346 PR libgfortran/34699
5347 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5349 * pa-hpux10.h (LINK_SPEC): Likewise.
5350 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5352 2008-01-16 Richard Guenther <rguenther@suse.de>
5355 * fold-const.c (fold_convert_const_int_from_int): Do not
5356 set overflow if that occured only because of a sign extension
5357 change when converting from/to a sizetype with the same
5358 precision and signedness.
5360 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5363 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5364 location address to the correct place. Update copyright year.
5366 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5368 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5369 no dependences in the dependence_relations vector.
5371 2008-01-16 Jan Hubicka <jh@suse.cz>
5373 PR rtl-optimization/31396
5374 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5375 * cfg.c (dump_reg_info): Print it.
5376 * regs.h (struct reg_info_t): add freq_calls_crossed.
5377 (REG_FREQ_CALLS_CROSSED): New macro.
5378 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5379 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5380 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5381 regmove_optimize): Update call crossed frequencies.
5382 * local-alloc.c (struct qty): Add freq_calls_crossed.
5383 (alloc_qty): Copute freq_calls_crossed.
5384 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5385 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5386 * ra.h (struct allocno): Add freq_calls_crossed.
5388 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5390 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5391 libgomp when compiling with ftree-parallelize-loops.
5392 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5394 2008-01-16 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/34769
5397 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5398 * tree.c (int_cst_value): Instead make this function more
5399 permissive in what it accepts as valid input. Document this
5400 function always sign-extends the value.
5402 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5403 Richard Guenther <rguenther@suse.de>
5406 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5407 (gimple_fold_indirect_ref_rhs): ... this.
5408 (gimple_fold_indirect_ref): New function with foldings
5409 that preserve lvalueness.
5410 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5411 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5412 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5413 to fold an INDIRECT_REF, fall back to the old use of
5414 fold_indirect_ref_1.
5416 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5418 * tree-data-ref.c (subscript_dependence_tester_1): Call
5419 free_conflict_function.
5420 (compute_self_dependence): Same.
5422 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5425 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5426 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5428 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5429 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5430 for DWARF2_UNWIND_INFO targets.
5432 2008-01-16 Richard Guenther <rguenther@suse.de>
5435 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5436 type qualifiers for function types.
5438 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5440 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5441 loop_iterator li from previous commit.
5443 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5445 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5447 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5449 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5450 (parallelize_loops): Don't parallelize irreducible components.
5452 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5455 * c-opts (c_common_post_options): Do not enable CPP
5456 flag_pedantic_errors by default.
5458 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5460 PR rtl-optimization/31944
5461 * cse.c (remove_pseudo_from_table): New function.
5462 (merge_equiv_classes): Use above function to remove pseudo-registers.
5463 (invalidate): Likewise.
5465 2008-01-13 Richard Guenther <rguenther@suse.de>
5468 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5469 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5471 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5473 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5474 validate_change to unshare the source of the PC set.
5476 2008-01-12 Jan Hubicka <jh@suse.cz>
5479 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5480 references above array bounds. This might trigger bounds checks for
5483 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5485 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5486 new_replaceable_dependencies.
5488 2008-01-12 Doug Kwan <dougkwan@google.com>
5490 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5491 instead of OPT_Wreturn_type in warning due to ignored return type
5493 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5494 options included in -Wextra.
5495 * c.opt: New option -Wignored_qualifiers.
5496 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5497 -Wignore_qualifiers.
5498 (-Wignored-qualifiers): Document.
5499 (-Wreturn-type): Remove description of functionality now handled
5500 by -Wignored-qualifiers.
5502 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5505 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5506 NOP_EXPR if it is between integral types with the same precision.
5508 2008-01-12 Jan Hubicka <jh@suse.cz>
5511 * invoke.texi (max-inline-recursive-depth): Fix default value.
5513 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5515 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5518 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5520 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5522 2008-01-11 James E. Wilson <wilson@specifix.com>
5525 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5527 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5529 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5530 save/restore frame pointer register and don't use 'call-prologues'
5531 optimization in function with "OS_task" attribute.
5533 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5536 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5537 when copying to memory.
5539 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5541 PR rtl-optimization/30905
5542 * cfgcleanup.c: Include dce.h
5543 (crossjumps_occured): New global variable.
5544 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5545 If something changed, set crossjumps_occured to true.
5546 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5547 Don't add/remove fake edges to exit here...
5548 (cleanup_cfg): ...but do it here, when crossjumping.
5549 Run a fast DCE when successful crossjumps occured in the latest
5550 iteration of try_optimize_cfg.
5552 2008-01-11 Richard Guenther <rguenther@suse.de>
5554 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5555 (struct vn_unary_op_s): Likewise.
5556 (vn_reference_insert): Free old reference on hash collision.
5558 2008-01-10 Raksit Ashok <raksit@google.com>
5560 PR rtl-optimization/27971
5561 * combine.c (find_split_point): Split PLUS expressions which are
5562 inside a MEM rtx, and whose first operand is complex.
5564 2008-01-10 DJ Delorie <dj@redhat.com>
5566 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5567 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5568 (m32c_hard_regno_ok): Call the underlying function.
5570 2008-01-10 Richard Guenther <rguenther@suse.de>
5573 * tree-cfg.c (tree_merge_blocks): Do not go through the
5574 full-blown folding and stmt updating path if we just deal
5575 with virtual operands.
5576 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5577 test for abnormal SSA_NAMEs.
5579 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5582 * reload.c (push_reload): Add assertions. All constants from
5583 reg_equiv_constant should have been used for replacing the respective
5585 (find_reloads_address): Invoke find_reloads_address_part for
5586 constant taken from the reg_equiv_constant array.
5588 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5590 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5591 field (valnum) the first in the struct. Replace bools with
5594 2008-01-10 Richard Guenther <rguenther@suse.de>
5596 PR tree-optimization/34651
5597 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5598 types and ordering for masking and converting.
5600 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5602 PR tree-optimization/34017
5603 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5604 also for PHI_NODE expressions.
5606 2008-01-09 Jan Hubicka <jh@suse.cz>
5608 PR tree-optimization/34708
5609 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5610 based on number of case labels.
5611 (init_inline_once): Remove switch_cost.
5612 * tree-inline.h (eni_weights_d): Remove switch_cost.
5614 2008-01-09 Richard Guenther <rguenther@suse.de>
5615 Andrew Pinski <andrew_pinski@playstation.sony.com>
5618 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5619 temporary if an rvalue is ok or an lvalue is not required.
5621 2008-01-09 Richard Guenther <rguenther@suse.de>
5624 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5627 2008-01-09 Richard Guenther <rguenther@suse.de>
5630 * tree.c (host_integerp): Check for sizetype only if the
5631 type is an integer type.
5633 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5636 * opts.c (decode_options): Disable inlining of functions called
5637 once if not in unit-at-a-time mode.
5639 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5641 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5643 2008-01-08 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5647 out early if the result will be unused.
5649 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5654 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5658 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5660 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5661 for vectorization tuned.
5663 2008-01-08 Richard Guenther <rguenther@suse.de>
5665 PR tree-optimization/34683
5666 * tree-ssa-operands.c (operand_build_cmp): Export.
5667 * tree-ssa-operands.h (operand_build_cmp): Declare.
5668 * tree-vn.c (vuses_compare): Remove.
5669 (sort_vuses): Use operand_build_cmp.
5670 (sort_vuses_heap): Likewise.
5671 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5672 to re-use old VEC if available. Do not sort already sorted VUSEs.
5673 (vdefs_to_vec): Do not sort already sorted VDEFs.
5675 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5678 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5680 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5683 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5684 limitations of reciprocal sequences on x86 targets.
5686 2008-01-08 Richard Guenther <rguenther@suse.de>
5688 PR tree-optimization/34683
5689 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5691 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5694 * config/darwin.c (darwin_mergeable_string_section): Don't use
5695 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5697 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5701 negxf2. Macroize expander using X87MODEF mode iterator. Change
5702 predicates of op0 and op1 to register_operand.
5703 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5704 expander using X87MODEF mode iterator. Change predicates of
5705 op0 and op1 to register_operand.
5706 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5707 corresponding patterns and macroize using MODEF macro. Change
5708 predicates of op0 and op1 to register_operand and remove
5709 "m" constraint. Disparage "r" alternative with "!".
5710 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5711 macroize using X87MODEF macro. Change predicates of op0 and op1
5712 to register_operand and remove "m" constraint. Disparage "r"
5713 alternative with "!".
5714 (absneg splitter with memory operands): Remove.
5715 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5716 patterns and macroize using X87MODEF mode iterator.
5717 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5718 Change predicate of op1 to register_operand.
5719 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5720 for memory operands.
5722 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5724 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5726 2008-01-07 Richard Guenther <rguenther@suse.de>
5728 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5731 2008-01-07 Richard Guenther <rguenther@suse.de>
5733 PR tree-optimization/34683
5734 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5735 VOPs of the needed size to save memory. Use VEC_quick_push
5736 to save compile-time.
5737 (vdefs_to_vec): Likewise.
5739 2008-01-07 Sa Liu <saliu@de.ibm.com>
5741 * config/spu/spu.md (divdf3): Genetate inline code for double
5742 division. The implementation doesn't handle INF or NAN, therefore it
5743 only applies when -ffinite-math-only is given.
5745 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5748 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5749 * doc/cpp.texi ([Common Predefined Macros]): Document.
5751 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5754 order to use commutative addition instead of subtraction.
5756 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5757 Mircea Namolaru <namolaru@il.ibm.com>
5758 Vladimir Yanovsky <yanov@il.ibm.com>
5759 Revital Eres <eres@il.ibm.com>
5761 PR tree-optimization/34263
5762 * tree-outof-ssa.c (process_single_block_loop_latch,
5763 contains_tree_r): New functions.
5764 (analyze_edges_for_bb): Call process_single_block_loop_latch
5765 function to empty single-basic-block latch block if possible.
5767 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5769 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5771 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5773 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5775 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5777 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5779 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5781 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5783 PR tree-optimization/34618
5784 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5787 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5791 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5792 Update copyright year.
5794 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5795 Update copyright year.
5796 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5799 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5801 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5802 edge does not point to current bb before changing need_assert.
5804 2008-01-04 Richard Guenther <rguenther@suse.de>
5807 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5808 for verifying purposes if they are is_gimple_min_invariant.
5810 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5812 PR tree-optimization/34448
5813 PR tree-optimization/34465
5814 * gimplify.c (gimplify_init_constructor): Add new parameter
5815 notify_temp_creation. Use it.
5816 (gimplify_modify_expr_rhs): Take volatiles into account when
5817 optimizing constructors.
5818 Do not optimize constructors if gimplify_init_constructor will dump to
5820 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5821 * gcc.c-torture/compile/pr34448.c: New.
5823 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5825 PR gcov-profile/34609
5826 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5827 return_slot if result is TREE_ADDRESSABLE.
5829 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5831 * config/mips/mips.md (sqrt_condition): Tweak comment.
5832 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5834 2008-01-03 Tom Tromey <tromey@redhat.com>
5837 * c-common.c (c_type_hash): Handle VLAs.
5839 2008-01-03 Jan Hubicka <jh@suse.cz>
5841 PR tree-optimization/31081
5842 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5843 0 when inlining and not inlining to first basic block.
5844 (remap_decl): When var is initialized to 0, don't set default_def.
5845 (expand_call_inline): Set entry_bb.
5846 * tree-inline.h (copy_body_data): Add entry_bb.
5848 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5851 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5854 PR tree-optimization/29484
5855 * tree-inline.c (inline_forbidden_p_2): New function.
5856 (inline_forbidden_p): Disallow inlining if some static var
5857 has an address of a local LABEL_DECL in its initializer.
5858 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5861 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5863 PR tree-optimization/34635
5864 * tree-data-ref.c (add_other_self_distances): Make sure that the
5865 evolution step is constant.
5867 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5870 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5872 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5874 * tree-sra.c (scalarize_init): Insert the generate_element_init
5875 statements after the generate_element_zero statements.
5877 2008-01-02 Richard Guenther <rguenther@suse.de>
5881 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5882 for very large number of operands instead of ICEing.
5884 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5887 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5888 while stack probing.
5890 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5892 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5895 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5898 * tree-mudflap.c (mx_register_decls): Guard warning by
5899 !DECL_ARTIFICIAL check.
5901 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5903 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5904 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5905 sse5_perm<mode>): Fix constraints.