1 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4 * c-parser.c (c_parser_omp_atomic): Call
5 default_function_array_conversion on the RHS.
8 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9 call is_variable_sized if decl has incomplete type.
11 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
21 (sgt<u>): Merge sgt and sgtu into new expander.
22 (sgt, sgtu): Remove expanders.
23 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
25 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
26 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
27 *sgtu_<mode>_mips16 into new pattern.
28 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
29 (sge<u>): Merge sge and sgeu into new expander.
30 (sge, sgeu): Remove expanders.
31 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
33 (*sge_<mode>, second *sge_<mode>): Remove patterns.
34 (slt<u>): Merge slt and sltu into new expander.
35 (slt, sltu): Remove expanders.
36 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
38 (*slt_<mode>, *sltu_<mode>): Remove patterns.
39 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
40 *sltu_<mode>_mips16 into new pattern.
41 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
42 (sle<u>): Merge sle and sleu into new expander.
43 (sle, sleu): Remove expanders.
44 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
46 (*sle_<mode>, *sleu_<mode>): Remove patterns.
47 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
48 *sleu_<mode>_mips16 into new pattern.
49 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
51 2008-04-03 Jan Hubicka <jh@suse.cz>
53 PR tree-optimization/35795
54 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
55 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
56 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
57 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
58 * score/score3.c (score3_output_mi_thunk): Likewise.
59 * score/score7.c (score7_output_mi_thunk): Likewise.
60 * mips/mips.c (mips_output_mi_thunk): Likewise.
62 2008-04-03 Richard Guenther <rguenther@suse.de>
64 * tree-vrp.c (extract_range_from_unary_expr): Handle all
65 conversions. Simplify code.
67 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
69 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
71 2008-04-03 Tom Tromey <tromey@redhat.com>
72 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
74 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
75 * config/bfin/t-bfin-linux (generated_files): Add
76 linux-sysroot-suffix.h.
77 * doc/install.texi (Prerequisites): Require make 3.80.
78 * doc/sourcebuild.texi (Front End Directory): Document new
80 * Makefile.in (generated_files): New variable.
81 (ALL_HOST_OBJS): New variable.
82 ($(ALL_HOST_OBJS)): New target.
84 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
86 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
87 (remap_block): Call id->transform_lang_insert_block instead
89 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
90 Set id.transform_lang_insert_block to NULL.
91 (clone_body): Move to cp/optimize.c
92 * tree-inline.h (struct copy_body_data): Change
93 transform_lang_insert_block to function pointer.
94 (copy_generic_body, copy_decl_no_change): Export.
95 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
96 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
97 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
99 * c-tree.h (insert_block): Kill.
100 * c-decl.c (insert_block): Kill.
102 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
104 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
105 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
106 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
108 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
109 argument, call {push,pop}_function_context from here.
110 * c-parser.c: Use c_{push,pop}_function_context.
112 * function.c (push_function_context_to): Move meat ...
113 (push_function_context): ... here. Simplify.
114 * function.c (pop_function_context_from): Move meat ...
115 (pop_function_context): ... here. Simplify.
116 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
118 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
119 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
120 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
121 * tree.h (push_function_context_to, pop_function_context_from): Remove.
123 2008-04-03 Ben Elliston <bje@au.ibm.com>
125 * expmed.c (extract_force_align_mem_bit_field): Remove.
127 2008-04-03 Richard Guenther <rguenther@suse.de>
130 * expr.h (try_casesi): Adjust prototype.
131 * expr.c (try_casesi): Take fallback label as extra parameter.
132 Use that for gen_casesi if default_label is NULL.
133 * stmt.c (expand_case): Pass fallback label to try_casesi,
134 make sure to fill gaps with a fallback label if default_label
137 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
140 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
142 2008-04-03 Ben Elliston <bje@au.ibm.com>
144 * expmed.c (extract_split_bit_field): Remove if (0) code.
145 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
146 (do_ds_constraint): Likewise.
148 2008-04-02 Joseph Myers <joseph@codesourcery.com>
150 * doc/cppopts.texi (-dU): Document.
151 * c-common.h (flag_dump_macros): Update comment.
152 * c-opts.c (handle_OPT_d): Handle -dU.
153 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
154 dump_queued_macros, cb_used_define, cb_used_undef): New.
155 (init_pp_output): Handle -dU.
156 (cb_line_change): Call dump_queued_macros.
157 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
159 2008-04-02 Anatoly Sokolov <aesok@post.ru>
161 * config/avr/predicates.md (io_address_operand): New predicate.
162 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
163 * config/avr/avr.c (avr_io_address_p): Remove function.
164 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
165 'avr_io_address_p' function.
166 (out_movhi_r_mr): (Ditto.).
167 (out_movqi_mr_r): (Ditto.).
168 (out_movhi_mr_r): (Ditto.).
169 (avr_address_cost): (Ditto.).
171 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
174 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
175 in 32bit mode when XMM registers are available to avoid store
177 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
178 corresponding post-reload splitters.
180 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
182 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
183 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
184 __builtin_ia32_roundss.
185 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
186 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
187 __builtin_ia32_roundss.
188 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
189 IX86_BUILTIN_SHUFPD here.
191 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.md (plogic): New.
194 (plogicprefix): Likewise.
196 * config/i386/mmx.md (mmx_<code><mode>3): New.
197 (mmx_and<mode>3): Removed.
198 (mmx_ior<mode>3): Likewise.
199 (mmx_xor<mode>3): Likewise.
201 * config/i386/sse.md (<code><mode>3): New.
202 (*<code><mode>3): Likewise.
203 (*<code><mode>3): Likewise.
204 (<code><mode>3): Likewise.
205 (*sse_<code><mode>3): Likewise.
206 (*sse2_<code><mode>3): Likewise.
207 (<code>tf3): Likewise.
208 (*<code>tf3): Likewise.
209 (and<mode>3): Likewise.
210 (*and<mode>3): Likewise.
211 (ior<mode>3): Removed.
212 (*ior<mode>3): Likewise.
213 (xor<mode>3): Likewise.
214 (*xor<mode>3): Likewise.
215 (*and<mode>3): Likewise.
216 (*ior<mode>3): Likewise.
217 (*xor<mode>3): Likewise.
218 (and<mode>3): Likewise.
219 (*sse_and<mode>3): Likewise.
220 (*sse2_and<mode>3): Likewise.
223 (ior<mode>3): Likewise.
224 (*sse_ior<mode>3): Likewise.
225 (*sse2_ior<mode>3): Likewise.
228 (xor<mode>3): Likewise.
229 (*sse_xor<mode>3): Likewise.
230 (*sse2_xor<mode>3): Likewise.
234 2008-04-02 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/14495
237 PR tree-optimization/34793
238 * tree-vrp.c (struct switch_update): New structure.
239 (to_remove_edges, to_update_switch_stmts): New VECs.
240 (simplify_switch_using_ranges): New function. Remove not taken
241 case labels and edges.
242 (simplify_stmt_using_ranges): Call it.
243 (identify_jump_threads): Mark edges we have queued for removal
244 so we don't thread them.
245 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
247 * tree-cfg.c (group_case_labels): Deal with missing default label.
248 (tree_verify_flow_info): Allow missing default label.
249 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
250 (emit_case_nodes): Likewise.
251 (expand_case): Do not rely on the default label to be present.
252 * expr.c (try_casesi): Deal with NULL default_label.
253 (do_tablejump): Likewise.
255 2008-04-02 Richard Guenther <rguenther@suse.de>
257 PR tree-optimization/14495
258 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
260 (vrp_visit_switch_stmt): ... but here (new function).
261 (find_case_label_index): New helper function.
262 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
264 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
266 * fwprop.c: Fix ISO-C99ism.
268 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
271 * Makefile.in (objdir): Set it here.
272 * configure.ac: Not here. Find dynamic linker characteristics.
273 * exec-tool.in: Use them.
274 * aclocal.m4: Regenerate.
275 * configure: Regenerate.
277 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
279 * expr.c (expand_var): Delete it.
280 * expr.h (expand_var): Delete prototype.
281 * function.c (expand_function_start): Use expand_decl instead.
282 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
285 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
287 PR rtl-optimization/35542
288 * fwprop.c (forward_propagate_and_simplify): Replace
289 loc_reg_mentioned_in_p with reg_mentioned_p.
291 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
293 PR rtl-optimization/35281
294 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
295 (propagate_rtx_1): Handle PR_HANDLE_MEM.
296 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
297 (varying_mem_p): Move above propagate_rtx.
298 (all_uses_available_at): Do not check MEMs.
300 2008-04-02 Rafael Espindola <espindola@google.com>
302 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
303 (register_edge_assert_for_2): Split the cond argument.
304 (register_edge_assert_for_1): Adjust for the change in
305 register_edge_assert_for_2.
306 (register_edge_assert_for): Split the cond argument.
307 (find_switch_asserts): Adjust for the change in
308 register_edge_assert_for.
310 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
312 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
313 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
314 offsets for 64-bit mingw.
315 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
316 abi for x86_64-pc-mingw.
318 2008-04-02 Richard Guenther <rguenther@suse.de>
320 * tree-vrp.c (extract_range_from_assert): Make sure to not
321 produce range min/max with TREE_OVERFOW set.
322 If merging a anti-range and a range keep the anti-range if
323 the range covers all values of the type.
324 (register_edge_assert_for_2): Only allow sign-changing
325 conversions in detecting canonical range checks. Also
326 register an assert for the unsigned name if useful.
328 PR tree-optimization/35787
329 * tree-vrp.c (vrp_val_max): New function.
330 (vrp_val_min): Likewise.
331 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
332 (vrp_val_is_min): Likewise.
333 (supports_overflow_infinity): Use vrp_val_{min,max}.
334 (negative_overflow_infinity): Likewise.
335 (positive_overflow_infinity): Likewise.
336 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
337 (is_positive_overflow_infinity): Likewise.
338 (is_overflow_infinity): Likewise.
339 (avoid_overflow_infinity): Use vrp_val_{min,max} and
340 vrp_val_is_{min,max}.
341 (set_and_canonicalize_value_range): Canonicalize anti-ranges
342 to ranges if possible. Avoid empty ranges.
344 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
347 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
348 the expression is a function address.
350 2008-04-01 George Helffrich <george@gcc.gnu.org>
352 PR fortran/PR35154, fortran/PR23057
353 * fortran/trans-common.c (create_common): Add decl to function
354 chain to preserve identifier scope in debug output.
356 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
357 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
358 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
359 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
361 (dbxout_syms): Check for COMMON-based symbol and wrap in
362 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
363 in bracket for efficiency.
365 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
366 using DW_TAG_common_block + member offset.
367 (add_pubname_string): New function.
368 (dw_expand_expr): New function to find block name and offset for
370 (common_check): New function to check whether symbol in Fortran COMMON.
371 (gen_variable_die): If COMMON, use DW_TAG_common_block.
373 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
374 use of common is unchanged.
376 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
377 with all combinations of debug options available on target.
378 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
379 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
380 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
381 .stabs functionality.
382 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
385 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
388 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
390 2008-04-02 Ben Elliston <bje@au.ibm.com>
392 * config/v850/v850.md (casesi): Remove if (0) code.
393 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
394 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
396 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/i386.md (rex64suffix): New mode attribute.
399 (floathi<mode>2): Disable expander for SSE math.
400 (*floathi<mode>2_1): New insn insn_and_split pattern.
401 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
402 corresponding post-reload splitters.
403 (*floathi<mode>2_i387): New macroized insn pattern.
404 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
405 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
406 insn_and_split pattern.
407 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
408 New macroized instruction patterns and corresponding post-reload
410 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
411 and corresponding post-reload splitters.
412 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
413 New macroized instruction patterns.
414 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
415 macroized instruction patterns and corresponding post-reload splitters.
416 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
417 corresponding post-reload splitters.
418 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
419 New macroized instruction patterns.
420 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
421 corresponding post-reload splitters.
422 (*floatsi<mode>2_i387): New macroized instruction patterns.
424 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
426 * config/i386/i386.md (smaxmin): New.
428 (maxminiprefix): Likewise.
429 (maxminfprefix): Likewise.
430 (<code><mode>3): Likewise.
431 (smin<mode>3): Removed.
432 (smax<mode>3): Likewise.
434 * config/i386/mmx.md (mmx_<code>v2sf3): New.
435 (mmx_<code>v4hi3): Likewise.
436 (mmx_<code>v8qi3): Likewise.
437 (mmx_smaxv2sf3): Removed.
438 (mmx_sminv2sf3): Likewise.
439 (mmx_umaxv8qi3): Likewise.
440 (mmx_smaxv4hi3): Likewise.
441 (mmx_uminv8qi3): Likewise.
442 (mmx_sminv4hi3): Likewise.
444 * config/i386/sse.md (<addsub><mode>3): New.
445 (*<addsub><mode>3): Likewise.
446 (<sse>_vm<addsub><mode>3): Likewise.
447 (<maxmin><mode>3): Likewise.
448 (*<maxmin><mode>3_finite): Likewise.
449 (*<maxmin><mode>3): Likewise.
450 (<sse>_vm<maxmin><mode>3): Likewise.
451 (sse3_h<addsub>v4sf3): Likewise.
452 (sse3_h<addsub>v2df3): Likewise.
453 (<maxmin>v16qi3): Likewise.
454 (*<maxmin>v16qi3): Likewise.
455 (<maxmin>v8hi3): Likewise.
456 (*<maxmin>v8hi3): Likewise.
457 (*sse4_1_<maxmin><mode>3): Likewise.
458 (*sse4_1_<maxmin><mode>3): Likewise.
459 (add<mode>3): Removed.
460 (*add<mode>3): Likewise.
461 (<sse>_vmadd<mode>3): Likewise.
462 (sub<mode>3): Likewise.
463 (*sub<mode>3): Likewise.
464 (<sse>_vmsub<mode>3): Likewise.
465 (smin<mode>3): Likewise.
466 (*smin<mode>3_finite): Likewise.
467 (*smin<mode>3): Likewise.
468 (<sse>_vmsmin<mode>3): Likewise.
469 (smax<mode>3): Likewise.
470 (*smax<mode>3_finite): Likewise.
471 (*smax<mode>3): Likewise.
472 (<sse>_vmsmax<mode>3): Likewise.
473 (sse3_haddv4sf3): Likewise.
474 (sse3_haddv2df3): Likewise.
475 (sse3_hsubv4sf3): Likewise.
476 (sse3_hsubv2df3): Likewise.
477 (umaxv16qi3): Likewise.
478 (*umaxv16qi3): Likewise.
479 (smaxv8hi3): Likewise.
480 (*smaxv8hi3): Likewise.
481 (*sse4_1_smax<mode>3): Likewise.
482 (*sse4_1_umax<mode>3): Likewise.
483 (uminv16qi3): Likewise.
484 (*uminv16qi3): Likewise.
485 (sminv8hi3): Likewise.
486 (*sminv8hi3): Likewise.
487 (*sse4_1_smin<mode>3): Likewise.
488 (*sse4_1_umin<mode>3): Likewise.
490 2008-04-01 Rafael Espindola <espindola@google.com>
492 * tree-cfg.c (verify_expr): remove in_phi.
493 (verify_stmt): Don't call walk_tree with verify_expr. Use
494 is_gimple_min_invariant instead of is_gimple_val.
496 2008-04-01 Joseph Myers <joseph@codesourcery.com>
498 * doc/include/gpl_v3.texi: Update for manpage generation.
499 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
501 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
502 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
503 gpl_v3.texi instead of gpl.texi.
506 2008-04-01 Jakub Jelinek <jakub@redhat.com>
509 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
511 2008-04-01 Rafael Espindola <espindola@google.com>
513 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
514 (extract_code_and_val_from_cond): Use
515 extract_code_and_val_from_cond_with_ops.
517 2008-04-01 Jan Hubicka <jh@suse.cz>
519 * function.c (free_after_compilation): Free epilogue_delay_list.
520 (prepare_function_start): Assert that previous compilation was freed.
522 2008-04-01 Jan Hubicka <jh@suse.cz>
523 Jim Wilson <wilson@tuliptree.org>
524 Andreas Tobler <andreast@gcc.gnu.org>
527 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
528 rtl.emit instead cfun->emit.
529 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
530 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
532 2008-04-01 Ben Elliston <bje@au.ibm.com>
534 * doc/c-tree.texi (Function Basics): Fix grammatical error.
536 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
538 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
540 (fprofile-use): Add var flag_profile_use
541 * coverage.c (coverage_begin_output): Do not open a gcno file for
542 output only if -ftest-coverage is set.
543 Do not add getpwd() to gcda file path.
544 (build_gcov_info): Check the new flag
545 flag_profile_datafile_relative_path.
546 (coverage_init): Use profile_data_prefix.
547 Read profile counter only if flag_profile_use is set.
548 * opts.c (common_handle_option): New option fprofile-use=,
549 fprofile-dir=, fprofile-generate=.
550 * toplev.c (profile_data_prefix): New variable definition.
551 * toplev.h (profile_data_prefix): New declaration.
552 * doc/invoke.tex (Option Summary, Optimization Options):
555 2008-03-31 James E. Wilson <wilson@tuliptree.org>
557 * varasm.c (output_constant_pool_1): In LABEL_REF check,
558 use tmp consistently.
561 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
562 * config/ia64/ia64.c (rtx_needs_barrier): Handle
563 UNSPEC_FR_RECIP_APPROX_RES.
564 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
566 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
569 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
571 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
574 * fold-const.c (fold_indirect_ref_1): Support accessing non first
575 element of the vector via a pointer.
577 2008-03-31 Ian Lance Taylor <iant@google.com>
579 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
581 2008-03-31 Jan Hubicka <jh@suse.cz>
583 * builtins.c (expand_builtin_setjmp_receiver): Update call of
584 get_arg_pointer_save_area.
585 * expr.c (init_expr): Just clear out rtl.expr.
586 * function.c (free_after_compilation): Clear out whole RTL structure.
587 (get_func_frame_size): Merge into ...
588 (get_frame_size): ... this one.
589 (assign_stack_local_1): Merge into ...
590 (assign_stack_local): ... this one.
591 (expand_function_end): Update call of get_arg_pointer_save_area.
592 (get_art_pointer_save_area): Remove cfun argument.
593 * function.h (emit_status): regno_pointer_align does not need length
594 attribute. Move x_regno_reg_rtx to ...
595 (regno_reg_rtx): ... new global array.
596 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
597 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
598 apply_args_value, forced_labels, stack_pointer_delta):
600 (struct varasm_status): Move here from varasm.c
601 (struct rtl_data): New. Move here some fields from struct function.
602 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
603 frame_offset, stack_check_probe_note, arg_pointer_save_area,
604 used_temp_slots avail_temp_slots, temp_slot_level,
605 nonlocal_goto_handler_labels): Update accesstors.
606 (rtl): New global variable.
607 (struct function): Move some fileds to rtl_data.
608 (get_arg_pointer_save_area): Update prototype.
609 * emit-rtl.c (rtl): Declare.
610 (regno_reg_rtx): Declare.
611 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
613 (gen_reg_rtx): Update.
614 (init_virtual_regs): Do not tate emit_status argument.
615 (init_emit): Do not allocate emit.
616 * varasm.c (varasm_statuc): Move to function.h.
617 (n_deferred_constatns): Update accestor.
618 (init_varasm_status): Do not allocate varasm_status.
619 (force_const_mem, get_pool_size, output_constant_pool): Update.
620 * stmt.c (force_label_rtx): Do not use x_ prefixes.
621 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
623 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
625 PR rtl-optimization/35729
626 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
629 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
632 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
633 load/store if memory is unaligned.
634 (*movti_rex64): Likewise.
636 * config/i386/predicates.md (misaligned_operand): New.
638 2008-03-31 Andrew Pinski <pinskia@gmail.com>
641 * tree-ssa-phiopt.c (conditional_replacement): Return early for
644 2008-03-31 Jan Beulich <jbeulich@novell.com>
646 * config/ia64/constraints.md: Add 'j' constraint.
647 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
648 (movdi_internal): Likewise.
650 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
653 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
655 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
658 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
659 proper error message for the third argument on blendpd and
662 * config/i386/sse.md (blendbits): New.
663 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
665 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
667 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
669 2008-03-30 Richard Guenther <rguenther@suse.de>
672 * fold-const.c (fold_sign_changed_comparison): Do leave
673 conversions to base-types alone.
675 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
677 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
678 the link register if one altivec register is be saved.
680 2008-03-30 Ben Elliston <bje@au.ibm.com>
682 * final.c (final_scan_insn): Remove if (0) code.
684 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
686 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
688 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
691 of V4SFmode to ix86_binary_operator_ok.
693 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (override_options): Initialize
696 ix86_veclib_handler to ix86_veclibabi_svml when
697 -mveclibabi=svml is used.
698 (ix86_veclibabi_svml): New function for SVML ABI style
699 vectorization support.
700 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
702 2008-03-28 Rafael Espindola <espindola@google.com>
704 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
705 (tree_binary_nonnegative_warnv_p): Make it public.
706 (tree_single_nonnegative_warnv_p): Make it public.
707 (tree_invalid_nonnegative_warnv_p): Make it public.
708 (tree_unary_nonzero_warnv_p): Make it public.
709 (tree_binary_nonzero_warnv_p): Make it public
710 (tree_single_nonzero_warnv_p): Make it public.
711 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
712 (extract_range_from_binary_expr): Split the expr argument.
713 (extract_range_from_unary_expr): Split the expr argument.
714 (extract_range_from_comparison): Split the expr argument.
715 (extract_range_from_expr): Use the new aux functions.
716 (vrp_evaluate_conditional_warnv): Use
717 vrp_evaluate_conditional_warnv_with_ops.
718 * tree.h (tree_unary_nonzero_warnv_p): Declare.
719 (tree_binary_nonzero_warnv_p): Declare.
720 (tree_single_nonzero_warnv_p): Declare.
721 (tree_expr_nonzero_warnv_p): Declare.
722 (tree_unary_nonnegative_warnv_p): Declare.
723 (tree_binary_nonnegative_warnv_p): Declare.
724 (tree_single_nonnegative_warnv_p): Declare.
725 (tree_invalid_nonnegative_warnv_p): Declare.
727 2008-03-28 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/30317
730 PR tree-optimization/30911
731 PR tree-optimization/34793
732 * tree-vrp.c (set_and_canonicalize_value_range): New function.
733 (struct assert_locus_d): New member EXPR.
734 (register_new_assert_for): Add EXPR parameter to support
735 ASSERT_EXPR <name, expr OP limit>.
736 (register_edge_assert_for_1): Adjust callers.
737 (find_assert_locations): Likewise.
738 (process_assert_insertions_for): Build condition from expression.
739 (extract_range_from_assert): Handle ASSERT_EXPRs
740 of the form ASSERT_EXPR <name, expr OP limit>.
741 (register_edge_assert_for_2): New helper registering
742 asserts for comparisons. Recognize range tests of the form
743 (unsigned)i - CST1 OP CST2.
744 (register_edge_assert_for_1): Use it.
745 (register_edge_assert_for): Likewise.
746 (needs_overflow_infinity): Integer sub-types
747 do not need overflow infinities.
748 (vrp_val_is_max): The extreme values of integer sub-types
749 are those of the base type.
750 (vrp_val_is_min): Likewise.
751 * tree.def (ASSERT_EXPR): Document extra allowed conditional
754 2008-03-28 Nick Clifton <nickc@redhat.com>
756 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
757 Return GENERAL_REGS for stack adjustment reloads.
759 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
762 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
763 const_vector when all the vectors are constant.
765 2008-03-27 Bob Wilson <bob.wilson@acm.org>
767 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
769 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
770 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
772 (s<code>_sf): Use new scc_sf attribute for opcode names.
774 2008-03-27 Tom Tromey <tromey@redhat.com>
776 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
777 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
778 config/spu/t-spu-elf, config/i386/t-interix,
779 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
780 config/i386/x-darwin, config/i386/x-mingw32,
781 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
782 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
783 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
784 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
785 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
786 config/rs6000/x-darwin, config/rs6000/t-rs6000,
787 config/score/t-score-elf, config/arm/t-strongarm-pe,
788 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
789 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
790 Revert automatic dependency patch.
792 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
795 * config/i386/i386.c (ix86_function_arg_boundary): Align
796 decimal floating point to its natural boundary.
798 2008-03-27 Richard Guenther <rguenther@suse.de>
801 * fold-const.c (fold_comparison): Restrict distinct decl
802 comparison folding to VAR_DECLs and PARM_DECLs. Do not
803 solely rely on operand_equal_p.
805 2008-03-27 Richard Guenther <rguenther@suse.de>
808 * c-common.c (handle_weak_attribute): Reject combination of
811 2008-03-27 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/32810
814 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
815 conversions from DECL_INITIAL.
816 (fold_const_aggregate_ref): Likewise from constructor elements.
818 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
820 * tree-affine.h (aff_combination_expand): Declare.
821 (get_inner_reference_aff): Likewise.
822 * tree-affine.c (aff_combination_expand): Split out from
823 tree_to_aff_combination_expand.
824 (get_inner_reference_aff): New function.
825 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
826 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
827 (struct lim_aux_data): sm_done field removed.
828 (mem_ref_loc_p, mem_ref_locs_p): New types.
829 (struct mem_ref): Added id, stored, accesses_in_loop,
830 indep_loop, dep_loop, indep_ref, dep_ref fields.
831 Removed is_stored, locs and next fields.
832 (memory_accesses): New variable.
833 (movement_possibility): Do not allow moving statements
834 that store to memory.
835 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
837 (determine_max_movement): For statements with memory references,
838 find the outermost loop in that the reference is independent.
839 (move_computations_stmt): Mark the virtual operands for renaming.
840 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
841 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
842 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
843 add_vop_ref_mapping, create_vop_ref_mapping_loop,
844 create_vop_ref_mapping, analyze_memory_references,
845 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
846 get_all_locs_in_loop, ref_always_accessed_p,
847 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
848 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
849 store_motion_loop, store_motion): New functions.
850 (struct vop_to_refs_elt): New type.
851 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
852 memref_hash, memref_eq, hoist_memory_references): Rewritten.
853 (schedule_sm): Replaced by...
854 (execute_sm): ... this.
855 (determine_lsm_ref, hoist_memory_references,
856 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
857 find_more_ref_vops, free_mem_ref, free_mem_refs,
858 determine_lsm_loop, determine_lsm): Removed.
859 (tree_ssa_lim_finalize): Free data structures used by store motion.
860 (tree_ssa_lim): Call analyze_memory_references. Use
861 store_motion instead of determine_lsm.
863 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
865 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
866 rename tmake_file to m68hc11/t-m68hc11.
867 (mcore): Set inhibit_libc to true.
868 * config.host (alpha*-dec-*vms*): Set extra_programs.
869 (interix3*): Don't use host_xmake_file.
870 * configure.ac: Let config.gcc override inhibit_libc.
871 * configure: Regenerate.
873 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
874 * config/t-openbsd-thread: Remove commented out lines.
876 * config/x-interix: Remove.
878 * config/m68hc11/t-m68hc11-gas: Rename to...
879 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
881 * config/mcore/t-mcore: Remove T_CFLAGS.
882 * config/mcore/t-mcore-pe: Likewise.
884 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
886 * configure.ac: Replace custom __GNU_SOURCE test with
887 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
888 * aclocal.m4: Regenerate.
889 * configure: Regenerate.
890 * config.in: Regenerate.
892 2008-03-27 Richard Guenther <rguenther@suse.de>
894 * fold-const.c (target.h): Include.
895 (fold_comparison): Fold comparison of addresses of decls
896 that bind locally or of constants. Consolidate address folding code.
897 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
898 results from fold_binary_to_constant.
899 (compare_values_warnv): Likewise.
901 2008-03-27 Andrew Pinski <pinskia@gmail.com>
904 * fold-const.c (fold_truthop): Check for integeral types when folding
905 a == 0 && b == 0 and a != 0 || b != 0 .
907 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
909 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
911 2008-03-26 Andreas Schwab <schwab@suse.de>
913 * doc/invoke.texi: Fix use of @item vs. @itemx.
915 2008-03-26 Tom Tromey <tromey@redhat.com>
917 * Makefile.in (build/gensupport.o, build/print-rtl.o,
918 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
919 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
920 build/gencodes.o, build/genconditions.o, build/genconfig.o,
921 build/genconstants.o, build/genemit.o, build/genextract.o,
922 build/genflags.o, build/genmddeps.o, build/genopinit.o,
923 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
926 2008-03-26 Richard Guenther <rguenther@suse.de>
929 2008-03-26 Richard Guenther <rguenther@suse.de>
931 * fold-const.c (target.h): Include.
932 (fold_comparison): Fold comparison of addresses of two decls
933 that bind locally. Consolidate address folding code.
935 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
937 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
938 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
939 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
940 dconstsqrt2, dconstthird, dconste and/or dconst10.
941 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
942 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
943 dconstsqrt2, dconste): Delete.
944 (init_emit_once): Likewise. Simplify initializing dconstm1.
946 * real.c (get_real_const): New.
947 * real.h (dconst3, dconst10, dconstm2, dconstthird,
948 dconstsqrt2, dconste): Delete.
949 (real_value_const, get_real_const): New.
951 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
955 * config/i386/i386.c (ix86_function_arg_boundary): Check
956 BIGGEST_ALIGNMENT instead of 128.
957 (setup_incoming_varargs_64): Likewise.
959 2008-03-26 Tom Tromey <tromey@redhat.com>
961 * Makefile.in (DEPFILES): Add missing '/'.
963 2008-03-26 Richard Guenther <rguenther@suse.de>
965 * fold-const.c (target.h): Include.
966 (fold_comparison): Fold comparison of addresses of two decls
967 that bind locally. Consolidate address folding code.
969 2008-03-26 Nick Clifton <nickc@redhat.com>
972 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
973 not allow INT+INT as a legitimate addressing mode.
975 2008-03-26 Richard Guenther <rguenther@suse.de>
977 * tree-flow.h (widen_bitfield): Remove declaration.
978 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
979 (widen_bitfield): Remove function.
980 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
983 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
986 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
989 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
991 PR rtl-optimization/35232
992 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
993 (forget_old_reloads_1, forget_marked_reloads): Don't clear
994 reg_reloaded_call_part_clobbered here.
995 (reload_regs_reach_end_p): New function.
996 (reload_reg_rtx_for_input): New variable.
997 (reload_reg_rtx_for_output): Likewise.
998 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
999 when reassigning a pseudo register. Load reloadreg from
1000 reload_reg_rtx_for_input, moving the mode and register
1002 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1003 instead of the original when deciding whether an input reload
1004 would be a no-op or whether an output reload can be deleted.
1005 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1006 when setting up new_spill_reg_store. Load it from
1007 reload_reg_rtx_for_output, moving the mode and register
1009 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1010 instead of the original when deciding whether an output reload
1011 would be a no-op. Do the same when modifying insn notes.
1012 Use rtx_equal_p instead of == to compare the registers.
1013 (inherit_piecemeal_p): Take a mode and two register numbers
1015 (emit_reload_insns): Clear new_spill_reg_store for every hard
1016 register in the reload register. Remove spill registers
1017 from reg_reloaded_valid before considering whether to record
1018 inheritance information for them. Use reload_reg_rtx_for_output
1019 instead of reg_rtx when recording output reloads. Use
1020 reload_reg_rtx_for_input instead of reg_rtx when recording
1021 input reloads. Set or clear reg_reloaded_call_part_clobbered
1022 at the same time as setting reg_reloaded_valid.
1023 (delete_output_reload): Add a new_reload_reg parameter and use it
1024 instead of rld[j].reg_rtx.
1025 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1028 2008-03-25 Tom Tromey <tromey@redhat.com>
1030 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1031 (build/genattr.o): Likewise.
1032 (build/genattrtab.o): Likewise.
1033 (build/gencodes.o): Likewise.
1034 (build/genconfig.o): Likewise.
1035 (build/genconstants.o): Likewise.
1036 (build/genemit.o): Likewise.
1037 (build/genextract.o): Likewise.
1038 (build/genflags.o): Likewise.
1040 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1042 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1043 instead of size_int for integer types.
1044 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1045 to match type of MINUS_EXPR.
1047 2008-03-25 Tom Tromey <tromey@redhat.com>
1049 * configure: Rebuilt.
1050 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1053 2008-03-25 Tom Tromey <tromey@redhat.com>
1055 * config/x-solaris (host-solaris.o): Update.
1056 * config/x-linux (host-linux.o): Update.
1057 * config/x-hpux (host-hpux.o): Update.
1058 * config/x-darwin (host-darwin.o): Update.
1059 * config/v850/t-v850e (v850-c.o): Update.
1060 * config/v850/t-v850 (v850-c.o): Update.
1061 * config/t-vxworks (vxworks.o): Update.
1062 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1063 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1064 * config/spu/t-spu-elf (spu-c.o): Update.
1066 * config/sh/t-symbian (sh-c.o): Update.
1067 (symbian.o): Update.
1068 * config/sh/t-sh (sh-c.o): Update.
1069 * config/score/t-score-elf (score7.o, score3.o): Update.
1070 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1071 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1072 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1073 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1075 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1076 * config/m32c/t-m32c (m32c-pragma.o): Update.
1077 * config/ia64/t-ia64 (ia64-c.o): Update.
1078 * config/i386/x-mingw32 (host-mingw32.o): Update.
1079 * config/i386/x-i386 (driver-i386.o): Update.
1080 * config/i386/x-darwin (host-i386-darwin.o): Update.
1081 * config/i386/x-cygwin (host-cygwin.o): Update.
1082 * config/i386/t-nwld (nwld.o): Update.
1083 * config/i386/t-netware (netware.o): Update.
1084 * config/i386/t-interix (winnt.o): Update.
1085 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1086 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1087 msformat-c.o): Update.
1088 * config/bfin/t-bfin-linux (generated_files): Add
1089 linux-sysroot-suffix.h.
1090 * config/arm/t-wince-pe (pe.o): Update.
1091 * config/arm/t-strongarm-pe (pe.o): Update.
1092 * config/arm/t-pe (pe.o): Update.
1093 * config/arm/t-arm (arm-c.o): Update.
1094 * doc/install.texi (Prerequisites): Require make 3.80.
1095 * Makefile.in: Remove .o targets.
1096 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1097 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1098 (simple_generated_h, simple_generated_c): Move earlier.
1099 (generated_files): New variable.
1100 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1101 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1102 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1103 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1104 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1105 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1106 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1107 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1108 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1109 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1110 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1111 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1113 (COMPILE.base, COMPILE): New variables.
1114 (%.o): New pattern rule.
1115 (ALL_HOST_OBJS): New variable.
1116 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1117 (dummy-checksum.o, cc1-checksum.o): Remove.
1118 (DRIVER_SHLIB): New variable.
1119 (DRIVER_DEFINES): Use it.
1120 (gencondmd.c): Move out of build/.
1121 (s-conditions): Update.
1122 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1123 (ALL_BUILD_OBJS): Likewise.
1124 (build/%.o): Use BUILDCOMPILE.
1125 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1126 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1127 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1128 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1129 build/genconfig.o, build/genconstants.o, build/genemit.o,
1130 build/genextract.o, build/genflags.o, build/genmddeps.o,
1131 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1132 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1133 build/gen-protos.o, build/scan.o, build/fix-header.o,
1134 build/scan-decls.o): Simplify.
1135 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1136 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1137 prefix.o, toplev.o): Reduce to variable setting.
1138 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1139 ($(out_object_file), gcc-options.o): New targets.
1140 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1141 * configure: Rebuilt.
1142 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1143 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1145 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1147 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1148 complain when we hit an error, return ERROR_MARK_NODE.
1150 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1152 * config/sh/constraints.md (Pso, Psz): New constraints.
1153 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1154 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1156 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1158 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1159 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1161 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1163 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1164 (prefetch_sh2a): New.
1166 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1167 Naveen.H.S <naveen.hs@kpitcummins.com>
1169 * config/sh/constraints.md (I28): New constraint.
1170 * config/sh/sh.c (broken_move): Add support for movi20s.
1171 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1173 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1174 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1175 Naveen.H.S <naveen.hs@kpitcummins.com>
1177 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1178 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1179 (print_operand): Handle resbank in %@ operand code.
1180 (sh_encode_section_info): New.
1181 (push_regs): Add conditions for resbank.
1182 (sh_expand_epilogue): Likewise.
1183 (sh_insert_attributes): Likewise.
1184 (sh_attribute_table): Likewise.
1185 (sh_handle_resbank_handler_attribute): New.
1186 (sh2a_handle_function_vector_handler_attribute): New.
1187 (sh2a_is_function_vector_call): New.
1188 (sh2a_get_function_vector_number): New.
1189 (sh2a_function_vector_p): New.
1190 (sh_cfun_resbank_handler_p): New.
1191 * config/sh/sh.md (calli): Emit jsr/n if possible.
1192 (calli_tbr_rel): New.
1193 (calli_pcrel): Emit jsr/n if possible.
1194 (return_i): Emit rts/n if possible.
1195 (call_valuei_tbr_rel): New.
1196 (call_valuei_pcrel): Add condition for SH2A target.
1197 (call_value): Likewise.
1198 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1199 (sh2a_get_function_vector_number): Likewise.
1200 (sh2a_is_function_vector_call): Likewise.
1201 * doc/extend.texi: Document TBR relative addressing of SH2A.
1202 (resbank): Add description for SH2A.
1204 2008-03-24 Richard Guenther <rguenther@suse.de>
1207 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1208 pointer assignments change conversions according to middle-end rules.
1209 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1210 * configure.ac: Include type checking in yes.
1211 * configure: Regenerate.
1213 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1215 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1216 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1218 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1220 * gthr-vxworks.h (UNUSED): Define.
1222 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1226 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1228 * doc/extend.texi (Function Attributes): Add missing comma in the
1229 example of the "alloc_size" attribute.
1231 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1234 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1239 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1242 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1243 of the underlying type of a MS bitfield layout to the natural
1244 alignment of the type.
1246 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1249 to their natural alignment to avoid store forwarding stalls.
1251 2008-03-22 Richard Guenther <rguenther@suse.de>
1253 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1254 For PHI nodes verify the address is invariant.
1255 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1256 (get_symbol_constant_value): Use is_gimple_min_invariant.
1257 (maybe_fold_stmt_indirect): Likewise.
1259 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1261 PR rtl-optimization/33927
1262 * Makefile.in (dse.o): Depend on $(TM_P_H).
1263 * expr.h (extract_low_bits): Declare.
1264 * expmed.c (extract_low_bits): New function.
1265 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1266 * dse.c: Include tm_p.h.
1267 (find_shift_sequence): Remove the read_reg argument and return the
1268 read value. Emit the instructions instead of returning them.
1269 Iterate on new_mode rather than calculating it each time.
1270 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1271 source to NEW_MODE and extract_low_bits to convert the shifted
1273 (replace_read): Allow the load and store to have different mode
1274 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1275 or extraction instructions before trying the replacement. Update
1276 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1278 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1281 to their natural alignment to avoid store forwarding stalls.
1283 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1286 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1287 encouraging but not allowing gprs for input;
1288 change the input constraint to !f#r.
1289 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1291 change the output constraint to !f#r.
1293 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1296 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1297 corresponding post-reload splitters.
1298 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1299 when x87 FP math is selected.
1300 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1301 New function prototype.
1302 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1303 unreachable function to ease macroization of insn patterns.
1305 2008-03-21 Martin Jambor <mjambor@suse.cz>
1307 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1308 reference dumps if ddr is NULL or dependence is unknown.
1310 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1312 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1313 unsigned extension into account.
1314 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1315 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1316 Do computations on a scratch register.
1318 2008-03-21 Richard Guenther <rguenther@suse.de>
1320 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1321 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1322 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1323 * tree-ssa-dom.c (record_equality): Likewise.
1324 * tree-inline.c (copy_body_r): Likewise.
1325 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1328 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1330 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1331 as 'delete_unused' argument.
1333 2008-03-20 Richard Guenther <rguenther@suse.de>
1335 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1336 special casing of constant qualifiers.
1337 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1338 care about them in general.
1339 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1340 regardless of their type.
1341 (fold_stmt_r): Forcefully fold *& if we end up with that.
1343 2008-03-20 Paul Brook <paul@codesourcery.com>
1345 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1346 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1348 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1350 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1351 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1353 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1355 * common.opt (Wmudflap): New option.
1356 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1357 (mx_register_decls): Likewise.
1358 (mudflap_finish_file): Likewise.
1359 * doc/invoke.texi: Document -Wno-mudflap.
1361 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1363 * c-format.c (replace_format_name_to_system_name): New.
1365 (convert_format_name_to_system_name): New.
1366 (decode_format_attr): Add use of convert_format_name_to_system_name.
1367 (format_types_orig): Add gnu_ prefix to names.
1368 (check_format_info_main): Special treating of \0 escaped names for
1369 supporting multi-character format specifiers as I32, I64.
1370 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1371 (gnu_target_overrides_format_attributes): New.
1372 * c-format.h: Add structure target_ovr_attr to hold
1373 system specific formatter names.
1374 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1375 msformat-c.o file to c_target_objs and cxx_target_objs.
1376 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1377 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1378 (TARGET_N_FORMAT_TYPES): New.
1379 * config/i386/msformat-c.c: New.
1380 * config/i386/t-cygming: Add build rule for msformat-c.o.
1381 * doc/extend.texi: Add new format names gnu_* and ms_* and
1383 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1385 2008-03-20 Ira Rosen <irar@il.ibm.com>
1387 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1388 optimizations turned on under -O3.
1389 (ftree-vectorize): Add that the flag is turned on with -O3.
1391 2008-03-20 Ben Elliston <bje@au.ibm.com>
1393 * regmove.c (try_auto_increment): Fix spelling error in comment.
1394 * final.c (final_scan_insn): Likewise.
1396 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1400 allocator preferences for "y" and "r" class registers.
1401 ("*mov<mode>_internal"): Ditto.
1402 ("*movv2sf_internal_rex64"): Ditto.
1403 ("*movv2sf_internal"): Ditto.
1405 2008-03-19 Michael Matz <matz@suse.de>
1408 * calls.c (expand_call): Check overlap of arguments with call
1409 address for sibcalls.
1411 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1414 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1415 of the underlying type of a MS bitfield layout to the natural
1416 alignment of the type.
1418 2008-03-19 Jan Hubicka <jh@suse.cz>
1421 * toplev.c (decode_d_option): Handle all CPP flags.
1422 * tree-vrp.c: Update tree_pass descriptors.
1423 * regrename.c: Update tree_pass descriptors.
1424 * fwprop.c: Update tree_pass descriptors.
1425 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1426 * tree-into-ssa.c: Update tree_pass descriptors.
1427 * tree-dump.c: Update tree_pass descriptors.
1428 * tree-complex.c: Update tree_pass descriptors.
1429 * tree-dump.h: Update tree_pass descriptors.
1430 * see.c: Update tree_pass descriptors.
1431 * cgraphbuild.c: Update tree_pass descriptors.
1432 * tracer.c: Update tree_pass descriptors.
1433 * tree-loop-distribution.c: Update tree_pass descriptors.
1434 * cgraph.c: Update tree_pass descriptors.
1435 * postreload-gcse.c: Update tree_pass descriptors.
1436 * postreload.c: Update tree_pass descriptors.
1437 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1438 * tree-tailcall.c: Update tree_pass descriptors.
1439 * tree-pass.h (tree_opt_pass): Rename to ...
1440 (opt_pass) ... this one; add "type" field and remove letter field.
1441 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1442 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1443 all_lowering_passes): Update declaration.
1444 * ipa-cp.c: Update tree_pass descriptors.
1445 * final.c: Update tree_pass descriptors.
1446 * omp-low.c: Update tree_pass descriptors.
1447 * tree-ssa-dse.c: Update tree_pass descriptors.
1448 * ipa-reference.c: Update tree_pass descriptors.
1449 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1450 * auto-inc-dec.c: Update tree_pass descriptors.
1451 * reorg.c: Update tree_pass descriptors.
1452 * cgraphunit.c: Update tree_pass descriptors.
1453 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1454 * tree-ssa-ccp.c: Update tree_pass descriptors.
1455 * df-core.c: Update tree_pass descriptors.
1456 * mode-switching.c: Update tree_pass descriptors.
1457 * tree-nomudflap.c: Update tree_pass descriptors.
1458 * modulo-sched.c: Update tree_pass descriptors.
1459 * ipa-pure-const.c: Update tree_pass descriptors.
1460 * cse.c: Update tree_pass descriptors.
1461 * web.c: Update tree_pass descriptors.
1462 * tree-stdarg.c: Update tree_pass descriptors.
1463 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1464 * tree-ssa-dom.c: Update tree_pass descriptors.
1465 * tree-nrv.c: Update tree_pass descriptors.
1466 * tree-ssa-alias.c: Update tree_pass descriptors.
1467 * loop-init.c: Update tree_pass descriptors.
1468 * gimple-low.c: Update tree_pass descriptors.
1469 * ipa-inline.c: Update tree_pass descriptors.
1470 * tree-ssa-sink.c: Update tree_pass descriptors.
1471 * global.c: Update tree_pass descriptors.
1472 * ifcvt.c: Update tree_pass descriptors.
1473 * jump.c: Update tree_pass descriptors.
1474 * predict.c: Update tree_pass descriptors.
1475 * tree-ssa-loop.c: Update tree_pass descriptors.
1476 * recog.c: Update tree_pass descriptors.
1477 * dse.c: Update tree_pass descriptors.
1478 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1479 * tree-eh.c: Update tree_pass descriptors.
1480 * regmove.c: Update tree_pass descriptors.
1482 * function.c: Update tree_pass descriptors.
1483 * tree-vectorizer.c: Update tree_pass descriptors.
1484 * gcse.c: Update tree_pass descriptors.
1485 * ipa-type-escape.c: Update tree_pass descriptors.
1486 * tree-if-conv.c: Update tree_pass descriptors.
1487 * init-regs.c: Update tree_pass descriptors.
1488 * ipa.c: Update tree_pass descriptors.
1489 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1490 * rtl-factoring.c: Update tree_pass descriptors.
1491 * lower-subreg.c: Update tree_pass descriptors.
1492 * bt-load.c: Update tree_pass descriptors.
1493 * tree-dfa.c: Update tree_pass descriptors.
1494 * except.c: Update tree_pass descriptors.
1495 * emit-rtl.c: Update tree_pass descriptors.
1496 * cfgexpand.c: Update tree_pass descriptors.
1497 * tree-cfgcleanup.c: Update tree_pass descriptors.
1498 * cfgcleanup.c: Update tree_pass descriptors.
1499 * tree-ssa-pre.c: Update tree_pass descriptors.
1500 * tree-sra.c: Update tree_pass descriptors.
1501 * tree-mudflap.c: Update tree_pass descriptors.
1502 * tree-ssa-copy.c: Update tree_pass descriptors.
1503 * cfglayout.c: Update tree_pass descriptors.
1504 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1505 * tree-ssa-dce.c: Update tree_pass descriptors.
1506 * tree-ssa.c: Update tree_pass descriptors.
1507 * regclass.c: Update tree_pass descriptors.
1508 * integrate.c: Update tree_pass descriptors.
1509 * tree-optimize.c: Update tree_pass descriptors.
1510 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1511 * tree-object-size.c: Update tree_pass descriptors.
1512 * combine.c: Update tree_pass descriptors.
1513 * tree-outof-ssa.c: Update tree_pass descriptors.
1514 * bb-reorder.c: Update tree_pass descriptors.
1515 * stack-ptr-mod.c: Update tree_pass descriptors.
1516 * var-tracking.c: Update tree_pass descriptors.
1517 * tree-profile.c: Update tree_pass descriptors.
1518 * tree-vect-generic.c: Update tree_pass descriptors.
1519 * reg-stack.c: Update tree_pass descriptors.
1520 * sched-rgn.c: Update tree_pass descriptors.
1521 * tree-ssa-structalias.c: Update tree_pass descriptors.
1522 * tree-cfg.c: Update tree_pass descriptors.
1523 * passes.c (current_pass): Update declaration.
1524 (finish_optimization_passes): Update.
1525 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1526 (register_one_dump_file, register_dump_files_1, next_pass_1):
1528 (init_optimization_passes): Update handling of new types.
1529 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1530 * ipa-struct-reorg.c: Update tree_pass descriptors.
1531 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1532 * combine-stack-adj.c: Update tree_pass descriptors.
1533 * cfgrtl.c: Update tree_pass descriptors.
1534 * dce.c: Update tree_pass descriptors.
1535 * tree-ssanames.c: Update tree_pass descriptors.
1537 2008-03-19 Richard Guenther <rguenther@suse.de>
1540 * tree-ssa.c (walk_data): New structure.
1541 (warn_uninitialized_var): If not always_executed warn with "maybe"
1543 (execute_early_warn_uninitialized): Compute post-dominators.
1544 Initialize always_executed before processing each basic block.
1546 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1549 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1550 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1552 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1554 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1556 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1558 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1560 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1561 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1562 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1563 target after ignore has been set, and move there also the commputation
1564 of subtarget and original_target.
1565 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1566 (LANG_HOOKS_INITIALIZER): Remove it.
1567 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1569 2008-03-18 Richard Guenther <rguenther@suse.de>
1571 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1572 found an expression with constants, note that in the VN for the lhs.
1573 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1574 fold them to constants if possible. Run cleanup_cfg if done so.
1575 (execute_pre): Return todo.
1577 (execute_fre): Likewise.
1578 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1580 (get_prop_source_stmt): Look through pointer conversions.
1582 2008-03-18 Jan Hubicka <jh@suse.cz>
1584 * tree-pretty-print.c: Include predict.h.
1585 (dump_generic_node): Dump predictor.
1586 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1587 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1588 * gimple-low.c (lower_stmt): Likewise.
1589 * expr.c (expand_expr_real): Likewise.
1590 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1592 (build_predict_expr, build_predict_expr): New.
1593 * predict.h (predictor_name, build_predict_expr): Update.
1594 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1595 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1596 * predict.def (PRED_CONTINUE): Update hitrate.
1597 * tree.def (PREDICT_EXPR): Define.
1598 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1599 do not handle BIND_EXPR.
1600 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1601 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1602 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1605 2008-03-18 Michael Matz <matz@suse.de>
1607 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1609 2008-03-18 Richard Guenther <rguenther@suse.de>
1611 * tree-gimple.h (is_gimple_invariant_address): Declare.
1612 (is_gimple_constant): Likewise.
1613 * tree-gimple.c (is_gimple_constant): New function.
1614 (is_gimple_invariant_address): Likewise.
1615 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1616 and is_gimple_invariant_address.
1617 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1619 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1620 an addressable base.
1622 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1625 * gimplify.c (gimplify_expr): Gimplify second operand of
1628 2008-03-17 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/19637
1631 * fold-const.c (fold_unary): Remove restrictions of removing
1632 intermediate pointer-conversions (P2)(P1)P0.
1633 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1634 conversion to void pointer.
1635 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1637 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1640 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1641 emulated thread local variables.
1643 2008-03-16 Richard Guenther <rguenther@suse.de>
1646 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1647 expand TREE_INVARIANT operations that are not gimple invariant.
1649 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1651 * doc/extend.texi (Alignment): Say that the ABI controls
1652 the __alignof__ for non-strict-alignment targets rather
1653 than being a recommendation.
1655 2008-03-15 Paul Brook <paul@codesourcery.com>
1657 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1659 (arm_output_fn_unwind): Mark functions that can not be unwound.
1661 2008-03-15 Paul Brook <paul@codesourcery.com>
1663 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1664 extension instructions.
1666 2008-03-15 Richard Guenther <rguenther@suse.de>
1668 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1669 and fold constant aggregate refs.
1670 (fold_const_aggregate_ref): Handle string constants
1671 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1672 (evaluate_stmt): Simplify now that ccp_fold folds constant
1675 2008-03-15 Paul Brook <paul@codesourcery.com>
1677 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1678 (extzv): Use gen_extzv_t2.
1679 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1681 2008-03-15 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1684 (fold_const_aggregate_ref): Likewise.
1685 (get_value): Return NULL if we don't have any values.
1686 (ccp_finalize): Set const_val to NULL after freeing it.
1687 * tree-flow.h (get_symbol_constant_value): Declare.
1688 (fold_const_aggregate_ref): Likewise.
1689 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1691 2008-03-15 Richard Guenther <rguenther@suse.de>
1694 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1695 to not produce negative array indices if not allowed. Add
1696 parameter to indicate that.
1697 (maybe_fold_offset_to_component_ref): Allow negative array
1698 indices only for the first member of a structure.
1699 (maybe_fold_offset_to_reference): Allow negative array indices.
1700 (maybe_fold_stmt_addition): Likewise.
1702 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1703 Anatoly Sokolov <aesok@post.ru>
1705 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1706 (avr_arch): Add ARCH_AVR6.
1707 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1708 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1709 instead of fixed value 2.
1710 (print_operand_address): Use gs() asm specifier instead of pm().
1711 (avr_assemble_integer): (Ditto.).
1712 (avr_output_addr_vec_elt): (Ditto.).
1713 (print_operand): Handle "!" code.
1714 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1715 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1716 (AVR_HAVE_EIJMP_EICALL): Define.
1717 (AVR_3_BYTE_PC): Redefine.
1718 (AVR_2_BYTE_PC): (Ditto.).
1719 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1720 (LINK_SPEC): Add atmega2560 and atmega2561.
1721 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1723 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1724 for 3 byte PC devices.
1725 (call_value_insn): (Ditto.).
1726 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1727 (indirect_jump): Use only for for 2 byte PC devices.
1728 (*tablejump): (Ditto.).
1729 (*indirect_jump_avr6): Add insn.
1730 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1731 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1732 instead of ijmp for 3 byte PC devices.
1733 (__tablejump2__): (Ditto.).
1734 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1735 (MULITLIB_DIRNAMES): (Ditto.).
1736 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1738 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1741 "sse2_umulsidi3". Use V1DI mode for operand 0.
1742 ("mmx_psadbw"): Use V1DI mode for operand 0.
1743 * config/i386/i386-modes.def (V1SI): New vector mode.
1744 * config/i386/i386.c (struct builtin_description)
1745 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1746 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1747 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1748 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1749 v1di_ftype_v8qi_v8qi type.
1750 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1752 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1753 __builtin_ia32_pmuludq]: Fix the mode of return value.
1755 2008-03-15 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1761 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1763 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1764 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1765 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1766 unless TARGET_SERIALIZE_VOLATILE is enabled.
1767 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1768 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1769 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1771 2008-03-14 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/34172
1774 * tree-flow.h (refs_may_alias_p): Declare.
1775 (get_single_def_stmt): Likewise.
1776 (get_single_def_stmt_from_phi): Likewise.
1777 (get_single_def_stmt_with_phi): Likewise.
1778 * tree-dfa.c (refs_may_alias_p): New function.
1779 (get_single_def_stmt): Likewise.
1780 (get_single_def_stmt_from_phi): Likewise.
1781 (get_single_def_stmt_with_phi): Likewise.
1782 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1783 (vn_reference_lookup_1): New helper function.
1784 (vn_reference_lookup): Walk the virtual use-def chain to
1785 continue searching for a match if the def does not alias the
1786 reference we are looking for.
1788 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1790 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1791 archive and Perzl. Update The Written Word listing.
1793 2008-03-14 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/34043
1796 PR tree-optimization/33989
1797 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1799 (bitmap_find_leader): Use extra argument to verify dominance
1800 relationship inside a basic-block.
1801 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1802 (find_leader_in_sets): Adjust.
1803 (create_component_ref_by_pieces): Take extra argument for
1804 dominance check, handle lookup failures.
1805 (find_or_generate_expression): Likewise.
1806 (create_expression_by_pieces): Likewise.
1807 (insert_into_preds_of_block): Adjust.
1808 (create_value_expr_from): If asked for, verify all operands
1809 are in the blocks AVAIL_OUT set.
1810 (make_values_for_stmt): Check for SSA_NAMEs that are life
1811 over an abnormal edge.
1812 (compute_avail): Remove such check.
1813 (do_SCCVN_insertion): New function.
1814 (eliminate): If we do not find a leader suitable for replacement
1815 insert a replacement expression from SCCVN if available.
1816 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1817 (struct vn_ssa_aux): Add needs_insertion flag.
1818 * tree-ssa-sccvn.c (may_insert): New global flag.
1819 (copy_reference_ops_from_ref): Value-number union member access
1820 based on its size, not type and member if insertion is allowed.
1821 (visit_reference_op_load): For a weak match from union type
1822 punning lookup a view-converted value and insert a SSA_NAME
1823 for that value if that is not found.
1824 (visit_use): Make dumps shorter. Do not disallow value numbering
1825 SSA_NAMEs that are life over an abnormal edge to constants.
1826 (free_scc_vn): Release inserted SSA_NAMEs.
1827 (run_scc_vn): New flag to specify whether insertion is allowed.
1828 Process SSA_NAMEs in forward order.
1829 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1830 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1831 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1832 pointer type to/from integral types that do not change the
1833 precision to regular conversions.
1835 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1837 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1838 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1839 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1840 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1841 input arguments and the mode of return value. Built-in functions
1842 that operate on whole 64-bit MMX register now use V1DI mode.
1844 2008-03-13 Alon Dayan <alond@il.ibm.com>
1845 Olga Golovanevsky <olga@il.ibm.com>
1847 PR tree-optimization/35041
1848 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1849 to locate the right position in a statement.
1851 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/xmmintrin.h: Change all static inline functions to
1856 extern inline and add __gnu_inline__ attribute.
1857 * config/i386/bmintrin.h: Ditto.
1858 * config/i386/smmintrin.h: Ditto.
1859 * config/i386/tmmintrin.h: Ditto.
1860 * config/i386/mmintrin-common.h: Ditto.
1861 * config/i386/ammintrin.h: Ditto.
1862 * config/i386/emmintrin.h: Ditto.
1863 * config/i386/pmmintrin.h: Ditto.
1864 * config/i386/mmintrin.h: Ditto.
1865 * config/i386/mm3dnow.h: Ditto.
1867 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1870 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1871 (lower_omp_2): New function.
1872 (lower_omp_1, lower_omp): Rewritten.
1874 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1877 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1878 with the phrase "Microsoft Windows compilers".
1879 (Push/Pop Macro Pragmas): New subsection. Document
1880 #pragma push_macro and pragma pop_macro.
1882 2008-03-12 Paul Brook <paul@codesourcery.com>
1884 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1886 2008-03-12 Paul Brook <paul@codesourcery.com>
1888 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1889 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1890 (thumb2_addsi_shortim): Rename ...
1891 (thumb2_addsi_short): ... to this. Allow register operands.
1892 (thumb2_subsi_short): New pattern.
1893 (thumb2_one_cmplsi2_short,
1894 thumb2_negsi2_short): New patterns and peepholes.
1896 2008-03-12 Paul Brook <paul@codesourcery.com>
1898 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1900 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.md (int_cond): New code iterator.
1904 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1905 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1906 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1907 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1908 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1909 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1910 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1911 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1913 2008-03-12 Paul Brook <paul@codesourcery.com>
1915 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1916 instead of {arm,thumb}_compute_save_reg_mask.
1917 (output_return_instruction): Ditto.
1918 (thumb_unexpanded_epilogue): Ditto.
1919 (thumb1_expand_prologue): Ditto.
1920 (thumb1_output_function_prologue): Ditto.
1921 (arm_set_return_address): Ditto.
1922 (thumb_set_return_address): Ditto.
1923 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1924 regs to achieve stack alignment.
1925 (thumb1_compute_save_reg_mask): Fix compiler warning.
1926 (arm_output_epilogue): Use offsets->saved_regs_mask.
1927 Adjust stack pointer by poping call clobered registers.
1928 (arm_expand_prologue): Use offsets->saved_regs_mask.
1929 Adjust stack pointer by pushing extra registers.
1930 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1932 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1935 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1936 conversion to the operands of a multiplication.
1938 2008-03-12 Richard Guenther <rguenther@suse.de>
1940 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1941 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1942 * timevar.def (TV_TREE_PHIPROP): Add.
1943 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1944 pass description. Use TV_TREE_PHIPROP.
1945 * tree-ssa-forwprop.c: Remove phiprop code.
1947 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1950 * omp-low.c (maybe_lookup_decl): Constify first argument.
1951 (use_pointer_for_field): Change last argument from bool to
1952 omp_context *. Disallow shared copy-in/out in nested
1953 parallel if decl is shared in outer parallel too.
1954 (build_outer_var_ref, scan_sharing_clauses,
1955 lower_rec_input_clauses, lower_copyprivate_clauses,
1956 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1958 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1959 Ira Rosen <irar@il.ibm.com>
1961 * tree-vectorizer.c (free_stmt_vec_info): New function.
1962 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1963 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1964 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1965 * tree-vect-transform.c (vectorizable_conversion): Free
1966 vec_oprnds0 if it was allocated.
1967 (vect_permute_store_chain): Remove unused VECs.
1968 (vectorizable_store): Free VECs that are allocated in the..
1970 (vect_transform_strided_load, vectorizable_load): Likewise.
1971 (vect_remove_stores): Simplify the code.
1972 (vect_transform_loop): Move code to vect_remove_stores().
1973 Call vect_remove_stores() and free_stmt_vec_info().
1975 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1977 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1978 TARGET_HPUX. Revise comment.
1979 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1980 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1981 Use sr4 variant of `be' instruction when not generating PIC code.
1982 (attr_length_call): Adjust for above change.
1984 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1986 * ipa-reference.c (static_execute): Remove module_statics_const and
1987 associated setting code.
1989 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1993 predicate for operand 1.
1994 (paritysi2_cmp): Use register_operand predicate for operand 2.
1995 Use earlyclobber modifier for operand 1. Remove support for
1997 (paritydi2_cmp): Use register_operand predicate for operand 3.
1998 Use earlyclobber modifier for operand 1. Remove support for
2001 2008-03-11 Paul Brook <paul@codesourcery.com>
2002 Vladimir Prus <vladimir@codesourcery.com>
2004 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2005 (arm_compute_save_reg0_reg12_mask): Always
2006 check if register 11 must be saved. Always safe hard frame pointer
2007 when frame_pointer_needeed.
2008 (arm_compute_save_reg_mask): Save IP and PC
2009 only with apcs frames.
2010 (arm_output_epilogue): Adjust Thumb2 codepath to
2011 be also invoked and work for ARM non-apcs frames.
2012 (arm_expand_prologue): Don't bother saving IP
2013 for non-apcs frame, since it's not clobbered by
2014 prologue code. Implement non-apcs frame
2017 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2019 PR rtl-optimization/35281
2020 * expr.c (convert_move): Use a new pseudo for the intermediate
2021 from_mode->word_mode result.
2023 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2025 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2026 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2027 * toplev.c (compile_file): Don't call it.
2029 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2032 * expr.c (store_expr): Call emit_block_move if the mode
2033 of "temp" RTX is BLKmode.
2035 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2036 Richard Guenther <rguenther@suse.de>
2038 PR tree-optimization/31358
2039 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2040 the step with a NULL_TREE.
2041 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2042 to sizetype if type is a pointer type.
2043 (add_candidate_1): Don't convert the base and step to
2044 the generic type if the orginal type is a pointer type.
2045 (add_iv_value_candidates): Use sizetype for the step
2046 if type is a pointer type.
2047 (cand_value_at): Likewise.
2048 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2050 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2051 Don't convert the tem affine to the type.
2052 (add_elt_to_tree): Use sizetype for the step if a pointer.
2053 Use POINTER_PLUS_EXPR for pointers.
2054 (aff_combination_to_tree): Use sizetype for the step if a
2057 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2059 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2060 Remove commutativity hint.
2062 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2066 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2067 errorneous type. Check that v is a VAR_DECL.
2070 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2072 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2074 PR tree-optimization/35494
2075 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2076 may be overriden at link and run time.
2078 2008-03-10 Richard Guenther <rguenther@suse.de>
2080 PR tree-optimization/34677
2081 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2082 (poolify_tree): Likewise.
2083 (modify_expr_template): Likewise.
2084 (poolify_modify_stmt): Likewise.
2085 (insert_fake_stores): Handle all component-ref style stores
2086 in addition to INDIRECT_REF. Also handle complex types.
2087 Do not poolify the inserted load.
2088 (realify_fake_stores): Do not rebuild the tree but only
2089 make it a SSA_NAME copy.
2090 (init_pre): Remove initialzation of modify_expr_template.
2091 Do not allocate modify_expr_node_pool.
2092 (fini_pre): Do not free modify_expr_node_pool.
2094 2008-03-10 Paul Brook <paul@codesourcery.com>
2096 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2099 2008-03-10 Paul Brook <paul@codesourcery.com>
2100 Mark Shinwell <shinwell@codesourcery.com>
2102 * config/arm/cortex-r4.md: New.
2103 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2105 * config/arm/arm.md: Include cortex-r4.md.
2106 (insn): Add smmls, sdiv and udiv values.
2107 (generic_sched): Don't use generic scheduling for Cortex-R4.
2108 (arm_issue_rate): New function.
2109 (TARGET_SCHED_ISSUE_RATE): Define.
2111 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2113 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2115 2008-03-10 Richard Guenther <rguenther@suse.de>
2117 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2118 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2120 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2122 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2123 Set default to true.
2125 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2127 * c.opt (Wsynth): Deprecate.
2128 * doc/invoke.texi (Option Summary, Warning Options): Document
2129 -Wno-format-contains-nul.
2131 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2135 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2137 2008-03-09 Ira Rosen <irar@il.ibm.com>
2139 * config/rs6000/rs6000.c (builtin_description): Rename vector
2140 left shift operations.
2141 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2142 (altivec_vsl<VI_char>): Rename to ...
2143 (ashl<mode>3): ... new name.
2144 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2146 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2148 2008-03-08 Richard Guenther <rguenther@suse.de>
2150 * coverage.h (tree_coverage_counter_addr): Declare.
2151 * coverage.c (tree_coverage_counter_addr): New function.
2152 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2154 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2155 (tree_gen_one_value_profiler): Likewise.
2156 (tree_gen_ic_profiler): Likewise.
2157 (tree_gen_average_profiler): Likewise.
2158 (tree_gen_ior_profiler): Likewise.
2160 2008-03-08 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2163 (vn_binary_op_insert): Likewise.
2164 (vn_unary_op_lookup): Likewise.
2165 (vn_unary_op_insert): Likewise.
2166 (vn_nary_op_lookup): Declare.
2167 (vn_nary_op_insert): Likewise.
2168 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2169 and binary hashes, use a single obstack for unary_op_pool
2171 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2172 a single struct vn_nary_op_s. Store tree code length and
2173 a variable number of operands.
2174 (struct vn_reference_op_struct): Remove unused op2.
2175 (vn_reference_op_eq): Do not compare op2.
2176 (vn_reference_op_compute_hash): Do not compute hash of op2.
2177 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2178 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2179 with vn_nary_op_compute_hash.
2180 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2181 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2183 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2185 (visit_unary_op): Call nary functions.
2186 (visit_binary_op): Likewise.
2187 (process_scc): Adjust for struct vn_tables_s changes.
2188 (allocate_vn_table): Likewise.
2189 (free_vn_table): Likewise.
2190 * tree-vn.c (vn_add): Call nary functions.
2191 (vn_lookup): Likewise.
2193 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2196 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2197 wdst back after sync_compare_and_swapqhi_internal.
2199 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386-modes.def (V1DI): New vector mode.
2203 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2204 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2205 (MMXMODE248): Ditto.
2206 (MMXMODE): Add V1DI mode.
2207 (mmxvecsize): Change DI mode to V1DI mode.
2208 ("mov<mode>): Use MMXMODEI8 mode iterator.
2209 ("*mov<mode>_internal_rex64"): Ditto.
2210 ("*mov<mode>_internal"): Ditto.
2211 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2212 ("mmx_sub<mode>3"): Ditto.
2213 ("mmx_adddi3"): Remove insn pattern.
2214 ("mmx_subdi3"): Ditto.
2215 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2216 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2217 ("mmx_ashl<mode>3"): Ditto.
2218 ("mmx_lshrdi3"): Remove insn pattern.
2219 ("mmx_ashldi3"): Ditto.
2220 * config/i386/i386.c (classify_argument): Handle V1DImode.
2221 (function_arg_advance_32): Ditto.
2222 (function_arg_32): Ditto.
2223 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2224 mmx_addv1di3 insn pattern.
2225 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2226 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2227 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2228 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2229 Remove definitions of built-in functions.
2230 (V1DI_type_node): New node.
2231 (v1di_ftype_v1di_int): Ditto.
2232 (v1di_ftype_v1di_v1di): Ditto.
2233 (v2si_ftype_v2si_si): Ditto.
2234 (v4hi_ftype_v4hi_di): Remove node.
2235 (v2si_ftype_v2si_di): Ditto.
2236 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2237 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2238 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2239 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2240 Add new builtins using def_builtin_const.
2241 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2242 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2243 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2244 * config/i386/mmintrin.h (__v1di): New typedef.
2245 (_mm_add_si64): Cast arguments to __v1di type.
2246 (_mm_sub_si64): Ditto.
2247 (_mm_sll_pi16): Cast __count to __v4hi type.
2248 (_mm_sll_pi32): Cast __count to __v2si type.
2249 (_mm_sll_si64): Cast arguments to __v1di type.
2250 (_mm_srl_pi16): Cast __count to __v4hi type.
2251 (_mm_srl_pi32): Cast __count to __v2si type.
2252 (_mm_srl_si64): Cast arguments to __v1di type.
2253 (_mm_sra_pi16): Cast __count to __v4hi type.
2254 (_mm_sra_pi32): Cast __count to __v2si type.
2255 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2256 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2257 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2258 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2259 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2260 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2261 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2262 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2263 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2264 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2265 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2266 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2268 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2270 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2272 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2275 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2276 reg+const addressing for Altivec modes. Don't generate reg+reg
2277 addressing for TFmode or TDmode quantities.
2279 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2281 * c-common.c (vector_types_convertible_p): Call langhook
2282 instead of comptypes.
2284 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2287 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2288 integral and scalar float variables which have a
2291 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2293 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2294 dwarf_register_span hook when emitting unwind information for
2295 register-to-memory saves.
2296 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2297 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2299 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2301 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2302 for the same VAR_DECL.
2304 2008-03-06 Tom Tromey <tromey@redhat.com>
2307 * doc/standards.texi (Standards): Don't mention treelang.
2308 * doc/invoke.texi (Overall Options): Don't mention treelang.
2309 * doc/install.texi (Prerequisites): Don't mention bison or
2311 (Configuration): Don't mention treelang.
2312 (Building): Likewise.
2313 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2315 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2317 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2318 word-extractions out of a multi-word object.
2320 2008-03-06 Richard Guenther <rguenther@suse.de>
2322 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2323 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2324 result type and precision.
2325 * expr.c (get_inner_reference): Set unsignedp based on the result
2326 type of BIT_FIELD_REF.
2327 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2328 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2329 (try_instantiate_multiple_fields): Likewise. Use the correct type
2331 (sra_build_assignment): Likewise.
2332 (sra_build_elt_assignment): Likewise.
2333 (sra_explode_bitfield_assignment): Likewise.
2334 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2335 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2336 set BIT_FIELD_REF_UNSIGNED.
2337 (vectorizable_load): Likewise.
2339 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2341 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2344 2008-03-06 Richard Guenther <rguenther@suse.de>
2346 * alias.c (struct alias_set_entry): Move has_zero_child field
2347 to pack with alias_set.
2349 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2354 2008-03-05 Ian Lance Taylor <iant@google.com>
2356 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2358 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2360 * fwprop.c (update_df): Support width and offset parameters of
2362 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2363 global_conflicts): Change DF_REF_EXTRACT to either
2364 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2365 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2366 * df-scan.c (df_ref_record, df_defs_record,
2367 df_ref_create_structure, df_def_record_1, df_uses_record,
2368 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2369 df_bb_refs_collect, df_entry_block_defs_collect,
2370 df_exit_block_uses_collect): Support new width and offset fields.
2371 (ref_extract_pool): New storage pool.
2372 (df_free_ref): New function.
2373 (df_reg_chain_unlink, df_free_collection_rec,
2374 df_sort_and_compress_refs): Call df_free_ref.
2375 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2377 (df_ref_create_structure): Allocate df_ref_extract if offset and
2378 width fields are used.
2379 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2380 (df_uses_record): Get offset and width from ZERO_EXTRACT
2382 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2383 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2384 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2385 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2386 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2387 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2388 (df_ref_extract): New structure.
2389 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2390 (df_ref_create): Add width and offset parameters.
2392 2008-03-05 Richard Guenther <rguenther@suse.de>
2394 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2395 Use ranges_overlap_p.
2396 (offset_overlaps_with_access): Rename
2397 to ranges_overlap_p and move ...
2398 * tree-flow-inline.h (ranges_overlap_p): ... here.
2400 * tree.h (get_inner_reference, handled_component_p): Update
2403 * tree.h (record_component_aliases, get_alias_set,
2404 alias_sets_conflict_p, alias_sets_must_conflict_p,
2405 objects_must_conflict_p): Move declarations ...
2406 * alias.h (record_component_aliases, get_alias_set,
2407 alias_sets_conflict_p, alias_sets_must_conflict_p,
2408 objects_must_conflict_p): ... here.
2409 Include coretypes.h.
2410 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2412 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2414 * cfg.c: Include tree-flow.h.
2415 (remove_edge_raw): Call redirect_edge_var_map_clear.
2416 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2417 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2418 (redirect_edge_var_map_result): New.
2419 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2420 PENDING_STMT use with redirect_edge_var_map_*.
2421 * tree-ssa.c (edge_var_maps): New definition.
2422 (redirect_edge_var_map_add): New.
2423 (redirect_edge_var_map_clear): New.
2424 (redirect_edge_var_map_dup): New.
2425 (redirect_edge_var_map_vector): New.
2426 (redirect_edge_var_map_destroy): New.
2427 (ssa_redirect_edge): Replace PENDING_STMT use with
2428 redirect_edge_var_map_*.
2429 (flush_pending_stmts): Same.
2430 (delete_tree_ssa): Destroy edge var map.
2431 * tree-flow.h (struct _edge_var_map): New.
2432 Define edge_var_map vector type.
2433 Declare redirect_edge_var_map_* prototypes.
2434 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2435 * tree-cfg.c (reinstall_phi_args): Replace
2436 PENDING_STMT use with redirect_edge_var_map_*.
2438 2008-03-05 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/35472
2441 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2442 whose single use_stmt has a overlapping set of loaded and
2443 stored symbols as that use_stmt might be a noop assignment then.
2445 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2447 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2449 2008-03-05 Richard Guenther <rguenther@suse.de>
2452 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2453 should be constants.
2454 * tree-cfg.c (verify_expr): Verify it.
2455 * fold-const.c (fold_truthop): Remove code generating
2456 BIT_FIELD_REFs of structure bases.
2457 (fold_binary): Likewise.
2458 (fold_ternary): Position and size of BIT_FIELD_REFs are
2459 always host integers.
2460 (make_bit_field_ref): Remove.
2461 (optimize_bit_field_compare): Remove.
2462 (all_ones_mask_p): Remove.
2464 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2467 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2468 (split_block_and_df_analyze): New. Split basic block and rebuild
2470 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2472 (split_pattern_seq): Likewise.
2473 (erase_matching_seqs): Likewise.
2474 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2476 2008-03-04 Geoff Keating <geoffk@apple.com>
2478 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2479 declaration and code.
2480 (tree_invalid_nonnegative_warnv_p): Likewise.
2482 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2484 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2485 examples. Truncate option-names then causing overfull hbox.
2487 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2490 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2492 * configure: Rebuilt.
2494 2008-03-04 Rafael Espindola <espindola@google.com>
2496 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2497 (tree_unary_nonnegative_warnv_p): New.
2498 (tree_binary_nonnegative_warnv_p): New.
2499 (tree_single_nonnegative_warnv_p): New.
2500 (tree_invalid_nonnegative_warnv_p): New.
2501 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2503 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2506 * opts.c (handle_option): Postpone 'unknown option' errors only for
2509 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2512 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2515 2008-03-04 Rafael Espindola <espindola@google.com>
2517 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2518 (tree_binary_nonzero_warnv_p): New.
2519 (tree_single_nonzero_warnv_p): New.
2520 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2522 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2525 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2526 transformations for modes that have signed zeros.
2527 * ifcvt.c (noce_try_abs): Ditto.
2529 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2531 * config/i386/i386.c (override_options): Force
2532 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2534 2008-03-04 Jan Hubicka <jh@suse.cz>
2537 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2540 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2542 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2543 label to probe the stack.
2545 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2547 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2548 (__gthr_win32_mutex_destroy): Declare.
2549 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2550 __gthr_win32_mutex_destroy.
2551 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2553 2008-03-03 Jan Hubicka <jh@suse.cz>
2556 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2557 aggressive on inlining cold calls.
2559 2008-03-03 Richard Guenther <rguenther@suse.de>
2561 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2562 struct copies into the expression table.
2563 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2564 (try_to_simplify): Likewise.
2565 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2566 integral and pointer arguments which do not change the
2567 precision to NOP_EXPRs.
2568 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2569 VIEW_CONVERT_EXPR case.
2571 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2573 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2574 defined in a loop at depth 0 is invariant.
2575 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2576 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2577 be called at loop depth 0.
2579 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2582 * gcc.c (process_command): Update copyright notice dates.
2583 * gcov.c (print_version): Likewise.
2584 * gcov-dump.c (print_version): Likewise.
2585 * mips-tfile.c (main): Likewise.
2586 * mips-tdump.c (main): Likewise.
2588 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2591 * c-common.c (flag_permissive): Delete.
2592 (constant_expression_warnings): Check flags first.
2593 (constant_expression_error): New.
2594 * c-common.h (flag_permissive): Delete.
2595 (constant_expression_error): Declare.
2596 * flags.h (flag_permissive): Declare. Update description.
2597 * diagnostic.c (pedwarn): Update.
2599 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2600 (permissive_error_kind): New.
2601 * toplev.c (flag_permissive): Define. Update description.
2602 * toplev.h (permissive_error_kind): Declare.
2603 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2604 (pedwarn_c90): Use pedantic_warning_kind.
2605 * c-opts.c (c_common_post_options): flag_permissive does not affect
2606 flag_pedantic_errors.
2608 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2610 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2611 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2612 __absvsi2, __absvDI2): Use unsigned arithmetic.
2614 2008-03-02 Andi Kleen <ak@suse.de>
2615 Richard Guenther <rguenther@suse.de>
2617 * struct-equiv.c: Remove file.
2618 * cfg_cleanup.c (condjump_equiv_p): Remove.
2619 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2620 (struct-equiv.o): Remove rule.
2621 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2622 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2623 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2625 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2627 * ifcvt.c (noce_process_if_block): Try to handle only the then
2628 block if the else block exists but isn't suitable.
2630 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2633 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2634 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2635 regression from previous patch.
2637 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2640 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2642 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2643 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2644 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2645 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2646 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2647 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2648 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2649 (__gthread_mutex_destroy_function): Rename to
2650 __gthread_mutex_destroy.
2651 * gthr-dce.h (__gthread_mutex_destroy): Call
2652 pthread_mutex_destroy.
2653 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2654 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2655 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2657 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2659 * df-scan.c (df_ref_chain_change_bb): Simplify.
2660 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2661 set_block_for_insn if there's any change.
2662 * df.h ((df_insn_change_bb): Fix prototype.
2663 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2664 df_insn_change_bb, don't call set_block_for_insn.
2665 * emit-rtl.c (reorder_insns): Likewise.
2666 * haifa-sched.c (move_insn): Likewise.
2668 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2670 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2672 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2674 * tree-flow-inline.h (next_readonly_imm_use): Return
2675 NULL_USE_OPERAND_P after the end.
2677 2008-03-01 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/35411
2680 * tree-sra.c (sra_build_assignment): Split conversion to
2681 final type to a separate statement if we are not assigning
2684 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2686 * fold-const.c (fold_convertible_p): Correct the logic to follow
2687 that in fold_convert().
2689 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2692 * tree-inline.c (build_duplicate_type): When we make a
2693 duplicate type, make it unique in the canonical types system.
2695 2008-02-29 Tom Tromey <tromey@redhat.com>
2697 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2698 input_file_stack_history, input_file_stack_restored): Remove.
2699 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2700 * input.h (struct file_stack): Remove.
2701 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2702 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2704 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2706 (diagnostic_last_module_changed): Add 'map' argument.
2707 (diagnostic_set_last_function): Likewise.
2708 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2709 line map, not input_file_stack.
2710 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2712 2008-02-29 Paul Brook <paul@codesourcery.com>
2714 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2716 2008-02-29 Paul Brook <paul@codesourcery.com>
2718 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2720 2008-02-29 Richard Guenther <rguenther@suse.de>
2722 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2724 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2725 value for comparing for a store match.
2726 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2727 (try_to_simplify): Do not do a full-blown reference lookup.
2729 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2731 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2732 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2734 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2736 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2738 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2739 strides against cache sizes.
2741 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2743 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2746 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2749 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2750 is smaller than the original promoted value.
2751 (simplify_subreg): If OP is a SUBREG, try to preserve its
2752 SUBREG_PROMOTED_VAR_P information.
2754 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2756 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2757 (VN_INFO_GET): Allocate new objects on the obstack.
2758 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2759 for rpo_numbers_temp, for consistency.
2760 (free_scc_vn): Free the obstack.
2762 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2764 * doc/invoke.texi: Document -ftree-loop-distribution.
2765 * tree-loop-distribution.c: New.
2766 * tree-pass.h (pass_loop_distribution): New.
2767 * graphds.h (struct graph): Add htab_t indices.
2768 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2769 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2770 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2771 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2772 * tree-data-ref.c (debug_data_dependence_relations): New.
2773 (dump_data_dependence_relation): Also print data references.
2774 (free_data_ref): Extern.
2775 (same_access_functions): Moved...
2776 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2777 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2778 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2779 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2780 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2781 (stmts_from_loop): Skip LABEL_EXPR.
2782 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2784 (build_rdg): Initialize rdg->indices htab.
2785 (free_rdg, stores_from_loop, ref_base_address,
2786 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2787 have_similar_memory_accesses_1, ref_base_address_1,
2788 remove_similar_memory_refs): New.
2789 * tree-data-ref.h: Depend on tree-chrec.h.
2790 (debug_data_dependence_relations, free_data_ref): Declared.
2791 (same_access_functions): ... here.
2792 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2794 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2795 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2796 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2797 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2798 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2799 rdg_vertex_for_stmt): Declared.
2800 (struct rdg_edge): Add level.
2802 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2803 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2805 (rdg_has_similar_memory_accesses): New.
2806 * tree-vect-analyze.c: Remove unused static decls.
2807 * lambda.h (dependence_level): New.
2808 * common.opt (ftree-loop-distribution): New.
2809 * tree-flow.h (mark_virtual_ops_in_bb,
2810 slpeel_tree_duplicate_loop_to_edge_cfg,
2811 rename_variables_in_loop): Declared.
2812 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2813 (OBJS-common): Add tree-loop-distribution.o.
2814 (tree-loop-distribution.o): New rule.
2815 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2816 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2817 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2819 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2822 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2823 other than structures and unions.
2825 2008-02-28 Richard Guenther <rguenther@suse.de>
2828 2008-02-26 Richard Guenther <rguenther@suse.de>
2830 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2831 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2832 (lookup_decl_from_uid): Declare.
2833 (remove_decl_from_map): Likewise.
2834 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2835 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2836 (decl_for_uid_map): New global hashtable mapping DECL_UID
2838 (init_ttree): Allocate it.
2839 (insert_decl_to_uid_decl_map): New helper function.
2840 (make_node_stat): Insert new decls into the map.
2841 (copy_node_stat): Likewise.
2842 (lookup_decl_from_uid): New function.
2843 (remove_decl_from_map): Likewise.
2844 (print_decl_for_uid_map_statistics): New helper.
2845 (dump_tree_statistics): Call it.
2847 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2848 (referenced_var_iterator): Adjust.
2849 (FOR_EACH_REFERENCED_VAR): Adjust.
2850 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2851 (num_referenced_vars): Adjust.
2852 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2853 (first_referenced_var): Remove.
2854 (end_referenced_vars_p): Likewise.
2855 (next_referenced_var): Likewise.
2856 (referenced_var_iterator_set): New helper function.
2857 * tree-dfa.c (referenced_var_lookup): Adjust.
2858 (referenced_var_check_and_insert): Likewise.
2859 (remove_referenced_var): Likewise.
2860 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2861 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2862 (verify_call_clobbering): Likewise.
2863 (verify_memory_partitions): Likewise.
2864 (init_tree_ssa): Allocate bitmap instead of hashtable for
2866 (delete_tree_ssa): Adjust.
2867 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2868 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2869 (compute_tag_properties): Likewise.
2870 (set_initial_properties): Likewise.
2871 (find_partition_for): Likewise.
2872 (update_reference_counts): Likewise.
2873 (dump_may_aliases_for): Likewise.
2874 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2875 (add_call_clobber_ops): Likewise.
2876 (add_call_read_ops): Likewise.
2877 (get_asm_expr_operands): Likewise.
2878 * tree-into-ssa.c (dump_decl_set): Likewise.
2879 (update_ssa): Likewise.
2880 * tree-sra.c (scan_function): Likewise.
2881 (decide_instantiations): Likewise.
2882 (scalarize_parms): Likewise.
2883 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2884 (dsa_named_for): Likewise.
2885 * tree-ssa-structalias.c (update_alias_info): Likewise.
2886 (merge_smts_into): Likewise.
2888 2008-02-27 David Daney <ddaney@avtrex.com>
2891 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2892 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2893 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2894 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2895 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2897 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2900 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2901 (BUILT_IN_NEXTTOWARD): Remove.
2902 (BUILT_IN_NEXTTOWARDF): Ditto.
2903 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2904 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2906 2008-02-27 Tom Tromey <tromey@redhat.com>
2908 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2909 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2911 2008-02-27 Jan Beulich <jbeulich@novell.com>
2913 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2914 update the respective field on newdecl.
2916 2008-02-27 Revital Eres <eres@il.ibm.com>
2918 PR rtl-optimization/34999
2919 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2920 crossing edges that ends with a call insn.
2921 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2922 call insn and clear the EDGE_CROSSING flag of the crossing edge
2923 when fixing fallthru edges.
2925 2008-02-27 Richard Guenther <rguenther@suse.de>
2928 * fold-const.c (fold_unary): Return the correct argument,
2929 converted to the result type.
2931 2008-02-27 Richard Guenther <rguenther@suse.de>
2934 * expr.c (expand_expr_real_1): Assert on rotates that operate
2936 * fold-const.c (fold_binary): Use the types precision, not the
2937 bitsize of the mode if folding rotate expressions. Build rotates
2938 only for full modes.
2940 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2942 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2944 * c-pragma.c (pragma_ns_name): New typedef.
2945 (registered_pp_pragmas): New variable.
2946 (c_pp_lookup_pragma): New function.
2947 (c_register_pragma_1): If flag_preprocess_only, do nothing
2948 for non-expanded pragmas, for expanded ones push pragma's
2949 namespace and name into registered_pp_pragmas vector.
2950 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2951 flag_preprocess_only, don't register GCC pch_preprocess
2952 pragma if flag_preprocess_only.
2953 * c-opts.c (c_common_init): Call init_pragma even if
2954 flag_preprocess_only.
2955 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2956 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2957 cpp_register_pragma if flag_preprocess_only.
2959 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2962 * c-parser.c (c_parser_translation_unit): Warn for empty
2963 translation unit, not empty source file.
2965 2008-02-26 Paul Brook <paul@codesourcery.com>
2967 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2968 operand for Thumb-2.
2969 * config/arm/arm.h (reg_class): Add CORE_REGS.
2970 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2971 (BASE_REG_CLASS): Use CORE_REGS.
2972 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2973 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2974 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2975 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2976 ARM_REGNO_OK_FOR_INDEX_P.
2977 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2978 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2979 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2980 (ldm/stm peepholes): Ditto.
2981 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2982 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2983 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2984 * config/arm/constraints.md: Enable "k" constraint on ARM.
2986 2008-02-27 Ben Elliston <bje@au.ibm.com>
2988 * config/rs6000/rs6000.c: Annotate cache line size field in all
2989 instances of struct processor_costs.
2991 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2993 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2994 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2995 jump_bypass): New counters.
2996 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2997 * dce.c (gate_ud_dce): Same.
2998 (gate_fast_dce): Same.
2999 * dse.c (gate_dse1): New function.
3000 (gate_dse2): New function.
3001 (gate_dse): Merge results of new gate functions.
3002 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3003 (gate_handle_jump_bypass): Add dbg_cnt.
3004 (gate_handle_gcse): Add dbg_cnt.
3005 * ifcvt.c (gate_handle_if_conversion): Same.
3006 (gate_handle_if_after_combine): Same.
3007 (gate_handle_if_after_reload): Same.
3008 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3010 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3012 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3014 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3016 2008-02-26 Jason Merrill <jason@redhat.com>
3019 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3020 alone if it's the naming decl for the type's main variant.
3022 2008-02-26 Tom Tromey <tromey@redhat.com>
3024 * system.h (USE_MAPPED_LOCATION): Poison.
3025 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3026 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3027 (make_goto_expr_edges): Likewise.
3028 (remove_bb): Likewise.
3029 (execute_warn_function_return): Likewise.
3030 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3032 * c-common.c (fname_decl): Remove old location code.
3033 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3035 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3037 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3038 (gen_rtx_ASM_INPUT): Likewise.
3039 (gen_rtx_ASM_INPUT_loc): Likewise.
3040 (get_rtx_asm_OPERANDS): Remove.
3041 * cfglayout.c (insn_locators_alloc): Remove old location code.
3042 (set_curr_insn_source_location): Likewise.
3043 (curr_insn_locator): Likewise.
3044 * print-tree.c (print_node): Remove old location code.
3045 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3046 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3047 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3048 location_from_locus.
3049 (construct_exit_block): Remove old location code.
3050 * emit-rtl.c (force_next_line_note): Remove old location code.
3051 * profile.c (branch_prob): Remove old location code.
3052 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3053 LOC_LINE): Remove old-location variants.
3054 * langhooks.c (lhd_print_error_function): Remove old location
3056 * configure, config.in: Rebuilt.
3057 * configure.ac (--enable-mapped-location): Remove.
3058 * c-decl.c (c_init_decl_processing): Remove old location code.
3059 (finish_function): Likewise.
3060 * recog.c (decode_asm_operands): Remove old location code.
3061 * c-pch.c (c_common_read_pch): Remove old location code.
3062 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3064 * gimple-low.c (lower_function_body): Remove old location code.
3065 * toplev.c (unknown_location): Remove.
3066 (push_srcloc): Remove old-location variant.
3067 (process_options): Remove old location code.
3068 (lang_dependent_init): Likewise.
3069 * input.h (UNKNOWN_LOCATION): Move definition.
3070 (location_t): Undeprecate.
3071 (source_locus): Remove.
3072 (location_from_locus): Remove.
3073 (struct location_s): Remove.
3074 Remove all old-location code.
3075 (input_line, input_filename): Remove.
3076 * final.c (final_scan_insn): Remove old location code.
3077 * diagnostic.c (diagnostic_build_prefix): Remove
3078 USE_MAPPED_LOCATION test.
3079 * tree.h (gimple_stmt) <locus>: Now a location_t.
3080 (tree_exp) <locus>: Likewise.
3081 (DECL_IS_BUILTIN): Remove old-location variant.
3082 (annotate_with_file_line, annotate_with_locus): Likewise.
3083 (expr_locus, set_expr_locus): Update.
3084 * tree.c (build1_stat): Remove old location code.
3085 (last_annotated_node): Remove.
3086 (annotate_with_file_line): Remove old-location variant.
3087 (annotate_with_locus): Likewise.
3088 (expr_location): Remove old location code.
3089 (set_expr_location): Likewise.
3090 (expr_has_location): Likewise.
3091 (expr_locus): Likewise.
3092 (set_expr_locus): Likewise.
3093 (expr_filename): Don't use location_from_locus.
3094 (expr_lineno): Likewise.
3095 * rtl-error.c (location_for_asm): Remove old location code.
3096 * c-lex.c (cb_line_change): Remove old location code.
3097 (fe_file_change): Likewise.
3098 (cb_def_pragma): Likewise.
3099 (c_lex_with_flags): Likewise.
3100 * gengtype.c (do_typedef): Don't special-case location types.
3101 (define_location_structures): Remove.
3102 (main): Don't call define_location_structures.
3103 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3106 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3109 * builtins.def (BUILT_IN_STDARG_START): Remove.
3110 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3111 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3112 * tree-inline.c (inline_forbidden_p_1): Likewise.
3114 2008-02-26 Richard Guenther <rguenther@suse.de>
3116 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3117 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3118 (lookup_decl_from_uid): Declare.
3119 (remove_decl_from_map): Likewise.
3120 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3121 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3122 (decl_for_uid_map): New global hashtable mapping DECL_UID
3124 (init_ttree): Allocate it.
3125 (insert_decl_to_uid_decl_map): New helper function.
3126 (make_node_stat): Insert new decls into the map.
3127 (copy_node_stat): Likewise.
3128 (lookup_decl_from_uid): New function.
3129 (remove_decl_from_map): Likewise.
3130 (print_decl_for_uid_map_statistics): New helper.
3131 (dump_tree_statistics): Call it.
3133 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3134 (referenced_var_iterator): Adjust.
3135 (FOR_EACH_REFERENCED_VAR): Adjust.
3136 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3137 (num_referenced_vars): Adjust.
3138 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3139 (first_referenced_var): Remove.
3140 (end_referenced_vars_p): Likewise.
3141 (next_referenced_var): Likewise.
3142 (referenced_var_iterator_set): New helper function.
3143 * tree-dfa.c (referenced_var_lookup): Adjust.
3144 (referenced_var_check_and_insert): Likewise.
3145 (remove_referenced_var): Likewise.
3146 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3148 (verify_call_clobbering): Likewise.
3149 (verify_memory_partitions): Likewise.
3150 (init_tree_ssa): Allocate bitmap instead of hashtable for
3152 (delete_tree_ssa): Adjust.
3153 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3154 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3155 (compute_tag_properties): Likewise.
3156 (set_initial_properties): Likewise.
3157 (find_partition_for): Likewise.
3158 (update_reference_counts): Likewise.
3159 (dump_may_aliases_for): Likewise.
3160 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3161 (add_call_clobber_ops): Likewise.
3162 (add_call_read_ops): Likewise.
3163 (get_asm_expr_operands): Likewise.
3164 * tree-into-ssa.c (dump_decl_set): Likewise.
3165 (update_ssa): Likewise.
3166 * tree-sra.c (scan_function): Likewise.
3167 (decide_instantiations): Likewise.
3168 (scalarize_parms): Likewise.
3169 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3170 (dsa_named_for): Likewise.
3171 * tree-ssa-structalias.c (update_alias_info): Likewise.
3172 (merge_smts_into): Likewise.
3174 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3177 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3178 * c-opts.c (c_common_handle_option): Wall enables
3179 Wvolatile-register-var.
3180 * common.opt: Move Wvolatile-register-var to...
3183 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3185 * common.opt (Wlarger-than=): New.
3186 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3188 * opts.c (common_handle_option): Handle -Wlarger-than=.
3189 * optc-gen.awk: Likewise.
3190 * opth-gen.awk: Likewise.
3191 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3192 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3194 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3196 * c-common.c (match_case_to_enum_1): Add appropriate
3197 OPT_W* parameter to warning.
3198 (c_do_switch_warnings): Likewise.
3199 * c-typeck.c (warning_init): Add one more parameter following
3201 (push_init_level): Update call to warning_init.
3202 (pop_init_level): Likewise.
3203 (add_pending_init): Likewise.
3204 (output_init_element: Likewise.
3206 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3209 * toplev.c (toplev_main): If there are warnings or error, print
3210 errors for ignored options.
3211 * opts.c (ignored_options): New static variable.
3212 (postpone_unknown_option_error): New.
3213 (print_ignored_options): New.
3214 (handle_option): Postpone errors for unknown -Wno-* options.
3215 * opts.h (print_ignored_options): Declare.
3217 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3219 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3222 2008-02-25 Richard Guenther <rguenther@suse.de>
3225 2008-02-25 Richard Guenther <rguenther@suse.de>
3227 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3228 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3229 (lookup_decl_from_uid): Declare.
3230 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3231 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3232 (decl_for_uid_map): New global hashtable mapping DECL_UID
3234 (init_ttree): Allocate it.
3235 (insert_decl_to_uid_decl_map): New helper function.
3236 (make_node_stat): Insert new decls into the map.
3237 (copy_node_stat): Likewise.
3238 (lookup_decl_from_uid): New function.
3239 (print_decl_for_uid_map_statistics): New helper.
3240 (dump_tree_statistics): Call it.
3242 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3243 (referenced_var_iterator): Adjust.
3244 (FOR_EACH_REFERENCED_VAR): Adjust.
3245 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3246 (num_referenced_vars): Adjust.
3247 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3248 (first_referenced_var): Remove.
3249 (end_referenced_vars_p): Likewise.
3250 (next_referenced_var): Likewise.
3251 (referenced_var_iterator_set): New helper function.
3252 * tree-dfa.c (referenced_var_lookup): Adjust.
3253 (referenced_var_check_and_insert): Likewise.
3254 (remove_referenced_var): Likewise.
3255 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3256 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3257 (verify_call_clobbering): Likewise.
3258 (verify_memory_partitions): Likewise.
3259 (init_tree_ssa): Allocate bitmap instead of hashtable for
3261 (delete_tree_ssa): Adjust.
3262 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3263 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3264 (compute_tag_properties): Likewise.
3265 (set_initial_properties): Likewise.
3266 (find_partition_for): Likewise.
3267 (update_reference_counts): Likewise.
3268 (dump_may_aliases_for): Likewise.
3269 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3270 (add_call_clobber_ops): Likewise.
3271 (add_call_read_ops): Likewise.
3272 (get_asm_expr_operands): Likewise.
3273 * tree-into-ssa.c (dump_decl_set): Likewise.
3274 (update_ssa): Likewise.
3275 * tree-sra.c (scan_function): Likewise.
3276 (decide_instantiations): Likewise.
3277 (scalarize_parms): Likewise.
3278 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3279 (dsa_named_for): Likewise.
3280 * tree-ssa-structalias.c (update_alias_info): Likewise.
3281 (merge_smts_into): Likewise.
3283 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3286 * doc/invoke.texi (-fcx-limited-range): Document new option.
3287 * toplev.c (process_options): Handle -fcx-fortran-rules.
3288 * common.opt: Add documentation for -fcx-fortran-rules.
3290 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3293 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3294 actual behaviour and C99.
3296 2008-02-26 Ben Elliston <bje@au.ibm.com>
3298 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3299 (ASM_CPU_POWER6_SPEC): Likewise.
3300 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3301 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3302 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3304 2008-02-25 Richard Guenther <rguenther@suse.de>
3306 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3307 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3308 (lookup_decl_from_uid): Declare.
3309 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3310 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3311 (decl_for_uid_map): New global hashtable mapping DECL_UID
3313 (init_ttree): Allocate it.
3314 (insert_decl_to_uid_decl_map): New helper function.
3315 (make_node_stat): Insert new decls into the map.
3316 (copy_node_stat): Likewise.
3317 (lookup_decl_from_uid): New function.
3318 (print_decl_for_uid_map_statistics): New helper.
3319 (dump_tree_statistics): Call it.
3321 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3322 (referenced_var_iterator): Adjust.
3323 (FOR_EACH_REFERENCED_VAR): Adjust.
3324 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3325 (num_referenced_vars): Adjust.
3326 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3327 (first_referenced_var): Remove.
3328 (end_referenced_vars_p): Likewise.
3329 (next_referenced_var): Likewise.
3330 (referenced_var_iterator_set): New helper function.
3331 * tree-dfa.c (referenced_var_lookup): Adjust.
3332 (referenced_var_check_and_insert): Likewise.
3333 (remove_referenced_var): Likewise.
3334 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3335 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3336 (verify_call_clobbering): Likewise.
3337 (verify_memory_partitions): Likewise.
3338 (init_tree_ssa): Allocate bitmap instead of hashtable for
3340 (delete_tree_ssa): Adjust.
3341 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3342 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3343 (compute_tag_properties): Likewise.
3344 (set_initial_properties): Likewise.
3345 (find_partition_for): Likewise.
3346 (update_reference_counts): Likewise.
3347 (dump_may_aliases_for): Likewise.
3348 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3349 (add_call_clobber_ops): Likewise.
3350 (add_call_read_ops): Likewise.
3351 (get_asm_expr_operands): Likewise.
3352 * tree-into-ssa.c (dump_decl_set): Likewise.
3353 (update_ssa): Likewise.
3354 * tree-sra.c (scan_function): Likewise.
3355 (decide_instantiations): Likewise.
3356 (scalarize_parms): Likewise.
3357 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3358 (dsa_named_for): Likewise.
3359 * tree-ssa-structalias.c (update_alias_info): Likewise.
3360 (merge_smts_into): Likewise.
3362 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3365 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3366 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3367 * alias.h (nonoverlapping_memrefs_p): Likewise.
3369 2008-02-25 Jan Beulich <jbeulich@novell.com>
3371 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3372 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3373 __emultls_get_address, __emultls_register_common,
3374 __floatundi?f, and _Unwind_GetIPInfo.
3375 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3376 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3377 (gen_regparm_prefix): Likewise.
3378 (i386_nlm_encode_section_info): Sync with
3379 config/i386/winnt.c:i386_pe_encode_section_info().
3380 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3381 i386_nlm_mangle_decl_assembler_name): New.
3382 (netware_override_options): New.
3383 * config/i386/netware.h (netware_override_options): Declare.
3384 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3385 (i386_nlm_mangle_decl_assembler_name): Declare.
3386 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3388 2008-02-25 Ben Elliston <bje@au.ibm.com>
3391 * c-decl.c (grokdeclarator): Remove unused local variables
3392 `typedef_type' and `type_as_written'.
3394 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3395 unused local variable `has_hot_blocks'.
3396 (fix_crossing_conditional_branches): Remove unused local variable
3399 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3402 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3403 using DEF_C99_BUILTIN.
3404 (BUILT_IN_NANF): Ditto.
3405 (BUILT_IN_NANL): Ditto.
3407 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3408 Revital Eres <eres@il.ibm.com>
3410 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3411 regarding the order of two dependent insns in the same row.
3413 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3415 * stor-layout.c (layout_decl): Do not bump the alignment of a
3416 bit-field to more than byte alignment if it is packed.
3418 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3420 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3423 2008-02-24 Diego Novillo <dnovillo@google.com>
3425 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3428 * tree-vrp.c (vrp_evaluate_conditional): With
3429 -Wtype-limits, emit a warning when comparing against a
3430 constant outside the natural range of OP0's type.
3431 * c.opt (Wtype-limits): Move ...
3432 * common.opt (Wtype-limits): ... here.
3434 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3436 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3437 * config/rs6000/e300c2c3.md: New file.
3438 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3440 (rs6000_override_options): Add e300c2 and e300c3 cases to
3441 processor_target_table. Do not allow usage of Altivec or Spe
3442 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3443 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3444 * config/rs6000/rs6000.h (processor_type): Add
3445 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3446 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3447 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3448 and ppce300c3. Include e300c2c3.md.
3450 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3452 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3453 instead of TARGET_STRICT_ALIGN.
3455 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3457 * explow.c (memory_address): Assert that the generated address is
3460 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3463 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3464 * config/darwin-ppc-ldouble-patch.def: New file.
3465 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3466 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3467 SUBTARGET_INIT_BUILTINS if defined.
3468 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3471 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3474 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3475 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3477 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3480 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3481 file" warning condtional on -Winvalid-PCH.
3483 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3485 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3487 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3492 prevent reload from using MMX registers.
3493 (*mov<mode>_internal): Ditto.
3494 (*movv2sf_internal_rex64): Ditto.
3495 (*movv2sf_internal): Ditto.
3497 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3499 PR documentation/31569
3500 * doc/install.texi2html: Use makeinfo --no-number-sections.
3502 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3504 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3505 ensure that we can address an entire entity > 8 bytes. Don't
3506 generate reg+reg addressing for such data.
3508 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3510 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3511 strings when optimizing for size, unless the target cares about
3514 2008-02-22 Tom Tromey <tromey@redhat.com>
3516 * regclass.c (current_pass): Remove declaration.
3518 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3520 * config/avr/libgcc.S (__RAMPZ__): Define.
3521 (__do_copy_data): Add for devices with 128KB code memory.
3523 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3525 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3527 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3529 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3531 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3534 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3537 * c-typeck.c (build_binary_op): Warn about floating point
3538 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3540 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3543 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3544 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3546 (rs6000_override_options): Set altivec_abi as default, not override,
3547 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3548 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3549 is used; use new member spe_abi.
3550 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3551 spe_abi and altivec_abi.
3553 2008-02-22 Tomas Bily <tbily@suse.cz>
3555 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3557 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3560 * config.build (build_file_translate): Set to `CMD //c' only if
3562 * Makefile.in (build_file_translate): Improve comment.
3564 2008-02-21 Jan Hubicka <jh@suse.cz>
3566 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3567 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3568 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3570 2008-02-21 Michael Matz <matz@suse.de>
3573 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3575 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3577 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3578 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3580 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3581 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3582 SSE_VEC_FLOAT_MODE_P as insn constraint.
3583 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3584 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3585 sse4a_movntdf using MODEF mode iterator.
3586 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3587 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3588 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3589 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3590 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3591 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3592 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3594 2008-02-21 Richard Guenther <rguenther@suse.de>
3596 * tree.def (PAREN_EXPR): New tree code.
3597 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3599 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3600 * expr.c (expand_expr_real_1): Likewise.
3601 * tree-inline.c (estimate_num_insns_1): Likewise.
3602 * tree-complex.c (expand_complex_move): Likewise.
3603 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3606 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3609 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3611 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3614 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3616 * config/sh/sh.c (find_barrier): Don't go past
3617 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3619 2008-02-20 DJ Delorie <dj@redhat.com>
3621 * config/h8300/h8300.md (insv): Force source operand to be a register.
3623 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3624 as a jump, not as a plain insn.
3626 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3628 * doc/invoke.texi (Warning Options): Add new option
3629 -Wframe-larger-than=.
3630 (-Wframe-larger-than): Document.
3632 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3633 Add declarations for new option variables.
3635 * final.c (final_start_function): Check the frame size
3636 before emission and issue a Wframe-larger-than warning.
3638 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3639 Add definitions for new option variables.
3640 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3642 * common.opt (Wframe-larger-than=): New option.
3644 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3646 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3647 (<sse>_div<mode>3): Ditto.
3648 (<sse>_vmdiv<mode>3): Ditto.
3649 (<sse>_vmsqrt<mode>2): Ditto.
3650 (*smax<mode>3): Ditto.
3651 (sse5_frcz<mode>2): Ditto.
3652 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3655 2008-02-20 Richard Guenther <rguenther@suse.de>
3658 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3659 be happy with INTEGRAL_TYPE_P.
3661 2008-02-20 Richard Guenther <rguenther@suse.de>
3663 * fold-const.c (split_tree): Associate floatig-point expressions
3664 if flag_associative_math is set.
3666 2008-02-20 Richard Guenther <rguenther@suse.de>
3668 * tree.h (fold_real_zero_addition_p): Declare.
3669 * fold-const.c (fold_real_zero_addition_p): Export.
3670 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3671 floating-point operations with zero and one.
3673 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3675 * doc/install.texi: Correct references to CFLAGS, replacing them
3676 with BOOT_CFLAGS. Document flags used during bootstrap for
3679 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3681 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3682 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3683 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3685 (smin<mode>3): Ditto from similar patterns.
3686 (smax<mode>3): Ditto.
3687 (*ieee_smin<mode>3): Ditto.
3688 (*ieee_smax<mode>3): Ditto.
3689 * config/i386/sse.md (sse): New mode attribute.
3690 (mov<mode>): Macroize expander from movv4sf and movv2df using
3691 SSEMODEF2P mode iterator.
3692 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3693 SSE_VEC_FLOAT_MODE_P as insn constraint.
3694 (storent<mode>): Ditto.
3695 (storent<mode>): Macroize expander from storentsf and storentdf using
3696 MODEF mode iterator.
3697 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3698 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3699 (abs<mode>2): Ditto from similar patterns.
3700 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3701 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3702 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3703 (<sse>_vmsqrt<mode>2): Ditto.
3704 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3705 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3706 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3707 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3708 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3709 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3710 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3712 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3713 iterator and SSE_FLOAT_MODE_P as insn constraint.
3714 (<sse>_ucomi): Ditto from similar patterns.
3715 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3716 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3717 SSE_VEC_FLOAT_MODE_P as insn constraint.
3718 (vcond<mode>): Ditto from similar patterns.
3719 (and<mode>3, *and<mode>3): Ditto.
3720 (<sse>_nand<mode>3): Ditto.
3721 (ior<mode>3, *ior<mode>3): Ditto.
3722 (xor<mode>3, *xor<mode>3): Ditto.
3723 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3724 iterator and SSE_FLOAT_MODE_P as insn constraint.
3725 (*nand<mode>3): Ditto from similar patterns.
3726 (*ior<mode>3): Ditto.
3727 (*xor<mode>3): Ditto.
3729 2008-02-20 Ira Rosen <irar@il.ibm.com>
3731 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3732 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3733 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3735 2008-02-19 Jan Hubicka <jh@suse.cz>
3737 * predict.c (tree_bb_level_predictions): Remove variable next
3738 mistakely introduced by previous commit.
3740 2008-02-19 Jan Hubicka <jh@suse.cz>
3742 * predict.c (predict_paths_leading_to): Rewrite.
3743 (predict_paths_for_bb): New.
3744 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3746 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3749 * Makefile.in (build_file_translate): New.
3750 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3751 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3752 * configure.ac (build_file_translate): Substitute it.
3753 * configure: Regenerate.
3755 2008-02-19 Jan Hubicka <jh@suse.cz>
3757 PR rtl-optimization/34408
3758 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3761 2008-02-19 Jan Hubicka <jh@suse.cz>
3764 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3767 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3770 * config/i386/i386-modes.def: Revert the last DI alignment
3771 change until Ada people can look into it.
3773 2008-02-19 Nick Clifton <nickc@redhat.com>
3775 * opts.c (print_specific_help): Fix typo in --help text.
3777 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3780 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3781 32-bit inline asm without asm alternatives for host GCC < 3.0.
3783 2008-02-19 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/34989
3786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3787 Allow propagation to INDIRECT_REF if we can simplify only.
3789 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3791 * c-common.c (warn_for_collisions_1): Use appropriate option when
3794 2008-02-19 Nick Clifton <nickc@redhat.com>
3797 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3798 (handle_options): Fix indentation.
3799 (print_filtered_help): If no language-specific options were
3800 displayed tell the user how to list all the options supported by
3801 the language's front-end.
3802 (print_specific_help): Fix indentation and remove duplicate line.
3803 (common_handle_option): Handle the -v option.
3804 For --help enable the display of undocumented options if the -v
3805 switch has been included on the command line.
3806 For --help= check for overlaps in the arguments between the option
3807 classes and the language names and issue a warning when they
3808 cannot be disambiguated.
3809 * c.opt (v): Pass on to the common option handler.
3811 2008-02-19 Revital Eres <eres@il.ibm.com>
3813 * modulo-sched.c (sms_schedule): Change dump message when
3814 create_ddg function fails.
3815 (try_scheduling_node_in_cycle): Rename row to cycle.
3816 (print_partial_schedule): Rename CYCLE to ROW.
3818 2008-02-19 Christian Bruel <christian.bruel@st.com>
3819 Zdenek Dvorak <ook@ucw.cz>
3821 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3823 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3827 (*x86_movdicc_0_m1_se): Ditto.
3829 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3832 (CMPtype): Define as __gcc_CMPtype.
3833 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3834 (CMPtype): Define as __gcc_CMPtype.
3836 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3838 Support valgrind 3.3 for --enable-checking=valgrind.
3839 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3841 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3842 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3843 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3844 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3845 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3846 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3847 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3849 * ggc-zone.c: Similar.
3850 * ggc-page.c: Similar.
3852 2008-02-19 Paul Brook <paul@codesourcery.com>
3855 * config/arm/ieee754-df.S: Fix do_it typo.
3856 * config/arm/ieee754-sf.S: Fix do_it typo.
3858 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3862 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3863 (OPTION_MASK_ISA_SSE_SET): Likewise.
3864 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3865 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3866 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3867 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3868 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3869 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3870 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3871 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3872 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3873 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3874 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3875 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3876 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3877 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3878 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3879 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3880 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3881 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3882 (OPTION_MASK_ISA_SSE4): Removed.
3883 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3884 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3885 (override_options): Don't turn on implied SSE/MMX bits in
3888 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3893 2008-02-18 Joey Ye <joey.ye@intel.com>
3896 * tree-nested.c (insert_field_into_struct): Set type alignment
3897 to field alignment if the former is less than the latter.
3899 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3901 * BASE-VER: Set to 4.4.0.
3903 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3905 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3906 * doc/cfg.texi: Likewise.
3907 * doc/extend.texi: Likewise.
3908 * doc/gty.texi: Likewise.
3909 * doc/invoke.texi: Likewise.
3910 * doc/loop.texi: Likewise.
3911 * doc/md.texi: Likewise.
3912 * doc/passes.texi: Likewise.
3913 * doc/rtl.texi: Likewise.
3914 * doc/sourcebuild.texi: Likewise.
3915 * doc/tm.texi: Likewise.
3916 * doc/tree-ssa.texi: Likewise.
3918 2008-02-17 Richard Guenther <rguenther@suse.de>
3921 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3922 without default definition.
3924 2008-02-17 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/35231
3927 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3930 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3933 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3935 libgcc_cmp_return mode.
3937 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3940 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3942 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3944 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3947 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3949 * doc/c-tree.texi: Use `@.' where appropriate.
3950 * doc/extend.texi: Likewise.
3951 * doc/install.texi: Likewise.
3952 * doc/invoke.texi: Likewise.
3953 * doc/loop.texi: Likewise.
3954 * doc/makefile.texi: Likewise.
3955 * doc/md.texi: Likewise.
3956 * doc/passes.texi: Likewise.
3957 * doc/standards.texi: Likewise.
3958 * doc/tm.texi: Likewise.
3960 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3963 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3965 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3966 rather than in entry_bb.
3968 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3971 libgcc_cmp_return mode.
3973 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3976 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3977 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3979 2008-02-15 Richard Guenther <rguenther@suse.de>
3980 Zdenek Dvorak <ook@ucw.cz>
3982 PR tree-optimization/35164
3983 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3984 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3985 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3986 Only propagate addresses which do not have abnormal SSA_NAMEs
3989 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3992 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3994 2008-02-15 Jan Hubicka <jh@suse.cz>
3997 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3999 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4002 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4003 when calculating alignment_pad.
4005 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4007 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4008 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4009 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4010 and STACK_BOUNDARY define.
4012 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4014 PR preprocessor/35061
4015 * c-pragma.c (handle_pragma_pop_macro): Check that
4016 pushed_macro_table has been allocated.
4018 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4021 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4022 (force_gimple_operand): Likewise.
4023 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4024 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4025 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4026 (find_interesting_uses_address): Check addressability and alignment
4027 of the base expression only after substituting bases of IVs into it.
4029 2008-02-14 Michael Matz <matz@suse.de>
4032 * function.c (instantiate_virtual_regs_in_insn): Reload address
4033 before falling back to reloading the whole operand.
4035 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4037 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4038 before the first section switch note.
4040 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4042 * doc/bugreport.texi: Update copyright years.
4043 * doc/c-tree.texi: Likewise.
4044 * doc/cfg.texi: Likewise.
4045 * doc/cpp.texi: Likewise.
4046 * doc/cppinternals.texi: Likewise.
4047 * doc/fragments.texi: Likewise.
4048 * doc/frontends.texi: Likewise.
4049 * doc/gcc.texi: Likewise.
4050 * doc/gty.texi: Likewise.
4051 * doc/hostconfig.texi: Likewise.
4052 * doc/implement-c.texi: Likewise.
4053 * doc/libgcc.texi: Likewise.
4054 * doc/loop.texi: Likewise.
4055 * doc/makefile.texi: Likewise.
4056 * doc/options.texi: Likewise.
4057 * doc/passes.texi: Likewise.
4058 * doc/rtl.texi: Likewise.
4059 * doc/sourcebuild.texi: Likewise.
4060 * doc/standards.texi: Likewise.
4061 * doc/tree-ssa.texi: Likewise.
4062 * doc/trouble.texi: Likewise.
4064 * doc/extend.texi: Use @: or add comma where appropriate.
4065 * doc/invoke.texi: Likewise.
4066 * doc/tm.texi: Likewise.
4068 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4071 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4074 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4076 * doc/md.texi (clz, ctz): Add reference.
4077 * doc/rtl.texi (clz, ctz): Likewise.
4079 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4082 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4085 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4087 * config/s390/s390.c (struct constant_pool): New field
4088 emit_pool_after added.
4089 (s390_mainpool_start): Set the emit_pool_after flag according
4090 to the section switch notes.
4091 (s390_mainpool_finish): Consider emit_pool_after when emitting
4092 the literal pool at the end of the function.
4093 (s390_chunkify_start): Force literal pool splits at section
4096 2008-02-13 Michael Matz <matz@suse.de>
4099 * var-tracking.c (clobber_variable_part): Correctly traverse the
4102 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4105 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4106 Add -fdump-ipa-inline.
4107 * tree-dump.c (dump_files): Remove tree-inlined dump.
4108 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4110 2008-02-12 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/35171
4113 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4116 2008-02-12 Richard Guenther <rguenther@suse.de>
4119 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4120 value-preserving mode. Disallow final truncation.
4122 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4125 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4126 code from here to...
4127 (force_gimple_operand): ...here.
4129 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4132 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4133 non-compatible pointers.
4134 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4135 different FIELD_DECLs, try harder by comparing field offsets, sizes
4139 * function.c (match_asm_constraints_1): Don't replace the same input
4142 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4144 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4145 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4146 (expand_epilogue): Restore RAMPZ register.
4147 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4149 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4151 * config/i386/cygwin.asm: (__alloca): Correct calling
4152 convention and alignment.
4153 (__chkstk): Force 8 byte stack alignment.
4155 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4156 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/33992
4159 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4160 the zero we compare against.
4162 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4165 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4166 to CloseHandle after unlocking to prevent accumulation of handle
4169 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4172 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4173 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4174 and update LABEL_NUSES during and after reload.
4176 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4179 * combine.c (simplify_if_then_else): Make sure the comparison is
4180 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4182 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4185 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4186 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4187 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4188 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4189 * tree.h (get_type_static_bounds): Likewise.
4191 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4193 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4194 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4195 Make -Wfoo language annotations match what the compiler outputs.
4197 2008-02-08 Sa Liu <saliu@de.ibm.com>
4199 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4200 intrinsics spu_convts, spu_convtu, spu_convtf.
4201 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4203 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4205 * doc/extend.texi (Function Attributes) <noinline>: Mention
4206 asm ("") as method to keep calls.
4208 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4211 * doc/options.texi (Options): Replace references to opts.sh with
4213 * opts-common.c: Likewise.
4214 * optc-gen.awk: Likewise.
4216 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4218 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4220 2008-02-07 Richard Henderson <rth@redhat.com>
4223 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4224 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4227 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4229 PR tree-optimization/35085
4230 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4231 for operand entry oe2 in addition to operand entry oe3 in order to
4232 expose more opportunities for vectorizer sum reduction.
4234 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4237 * Makefile.in (LIBS): Remove $(GMPLIBS).
4238 (cc1-dummy, cc1): Add $(GMPLIBS).
4240 2008-02-06 Jan Hubicka <jh@suse.cz>
4243 * i386.md (moddf_integer): Do not produce partial memory stalls for
4244 targets where it hurts.
4246 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4249 * optabs.c (expand_float): Do not check for decimal modes when
4250 expanding unsigned integer through signed conversion.
4252 2008-02-06 Nick Clifton <nickc@redhat.com>
4254 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4255 inside the clobber with a match_operand and duplicated operand
4256 number in the constraint.
4257 (ineqbranchsi): Delete redundant comment.
4259 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4261 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4262 builtin_define ("__USE_INIT_FINI__").
4263 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4265 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4267 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4269 PR documentation/30330
4270 * doc/invoke.texi (C++ Dialect Options)
4271 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4272 For each warning option -Wfoo that allows -Wno-foo, ensure both
4273 -Wfoo and -Wno-foo are listed in the option index. Fix index
4274 entry of -Wswitch-default, index -Wnormalized= including the
4275 `=', and -Wlarger-than-@var{len} including @var{len}.
4277 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/i386.md (floatunssisf2): Use
4280 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4281 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4282 Macroize expander using MODEF mode iterator.
4284 2008-02-05 Diego Novillo <dnovillo@google.com>
4286 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4289 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4291 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4294 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4296 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4299 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4300 to indicate if a message should be generated.
4301 (init_cumulative_args): Updated.
4302 (function_value_32): Likewise.
4304 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4306 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4308 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4312 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4314 2008-02-04 Diego Novillo <dnovillo@google.com>
4316 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4319 * tree-vrp.c (vrp_evaluate_conditional): With
4320 -Wtype-limits, emit a warning when comparing against a
4321 constant outside the natural range of OP0's type.
4323 2008-02-04 Richard Guenther <rguenther@suse.de>
4326 * expr.c (count_type_elements): Give for unions instead of
4329 2008-02-04 Richard Guenther <rguenther@suse.de>
4332 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4333 to TYPE_DOMAINs base type instead of using bitsizetype here.
4335 2008-02-03 Jason Merrill <jason@redhat.com>
4337 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4339 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4342 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4343 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4344 (RS/6000 and PowerPC Options): Fix typos and markup.
4345 * doc/passes.texi (Tree-SSA passes): Likewise.
4347 2008-02-02 Michael Matz <matz@suse.de>
4350 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4351 from record_last_reg_set_info.
4352 (record_last_reg_set_info): Take an RTX argument, iterate over all
4353 constituent hardregs.
4354 (record_last_set_info, record_opr_changes): Change calls to
4355 new signature or to record_last_reg_set_info_regno.
4357 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4359 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4361 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4363 PR rtl-optimization/34773
4364 * reg-notes.def (EQUAL): Mention significance of combination of
4365 REG_EQUAL and REG_RETVAL.
4366 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4367 insn that has a REG_RETVAL.
4369 2008-02-01 Roger Sayle <roger@eyesopen.com>
4372 * configure.ac (--enable-fixed-point): Disable unless explicitly
4374 * configure: Regenerate.
4376 2008-02-01 Richard Guenther <rguenther@suse.de>
4379 * invoke.texi (-finline-limit): Remove no longer true parts
4380 of the documentation. Note that there is no default value.
4382 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4383 Mark Mitchell <mark@codesourcery.com>
4384 Ben Elliston <bje@au.ibm.com>
4387 * doc/extend.texi (Other Builtins): Document.
4389 2008-01-31 Tom Browder <tom.browder@gmail.com>
4391 * doc/c-tree.texi (Types): Fix grammar.
4392 (Expression trees): Ditto.
4393 * doc/passes.texi (Tree-SSA passes): Ditto.
4395 * doc/configterms.texi (Configure Terms): Fix typo.
4396 * doc/cpp.texi (Common Predefined Macros): Ditto.
4397 * doc/md.texi (Machine Constraints): Ditto.
4399 * doc/makefile.texi (Makefile): Add comma.
4401 2008-01-31 Tom Browder <tom.browder@gmail.com>
4402 Gerald Pfeifer <gerald@pfeifer.com>
4404 * doc/sourcebuild.texi (Front End): Remove references to CVS
4405 and CVSROOT/modules.
4406 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4407 (Back End): Remove reference to CVS.
4409 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4412 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4414 (mips16_gp_pseudo_reg): ...here.
4415 * config/mips/mips.md (load_const_gp): Replace with...
4416 (load_const_gp_<mode>): ...this :P-based insn.
4418 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4420 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4421 options. Minor fixes.
4422 (-std): Move reference to standards closer to where language
4423 standards are first mentioned.
4425 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4427 PR rtl-optimization/34995
4428 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4429 parameter and return a bool. If the rtx parameter is nonnull,
4430 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4431 (find_reloads): Update call accordingly. Pass the new operand
4432 if it needed no address reloads, otherwise pass null.
4434 2008-01-30 Richard Henderson <rth@redhat.com>
4437 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4438 for unbounded arrays.
4440 2008-01-30 Silvius Rus <rus@google.com>
4442 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4444 2008-01-30 Jan Hubicka <jh@suse.cz>
4447 * i386.c (init_cumulative_args): Use real function declaration when
4450 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4452 PR rtl-optimization/34998
4453 * global.c (build_insn_chain): Treat non-subreg_lowpart
4454 SUBREGs of pseudos as clobbering all the words covered by the
4455 SUBREG, not just all the bytes.
4456 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4457 original df_ref rather than an extract parameter.
4458 (global_conflicts): Update call accordingly.
4460 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4462 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4463 the overflow check to make it easier to read.
4464 (__fixtfdi): Change the type of the ll member in union
4465 long_double to UDItype_x.
4467 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4470 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4471 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4472 * tree-inline.c (fold_marked_statements): Call
4473 cgraph_update_edges_for_call_stmt if folding a call statement.
4474 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4475 debug_generic_stmt calls, reset it back afterwards.
4478 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4480 * c-typeck.c (build_external_ref): Don't pedwarn about
4481 static vars in current function's scope.
4483 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4485 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4487 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4490 * ipa-struct-reorg.c: Fix spelling.
4491 * params.def: Ditto.
4493 2008-01-29 Richard Guenther <rguenther@suse.de>
4496 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4498 * tree-inline.c (remap_type): Increment remapping_type_depth
4499 around remapping types.
4500 (copy_body_r): Only add referenced variables if they are referenced
4501 from code, not types.
4503 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4514 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4515 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4517 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4520 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4521 pointer for tiny stack.
4523 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4525 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4527 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4529 * config/vx-common.h: Fix typo in comment.
4531 2008-01-28 Ian Lance Taylor <iant@google.com>
4535 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4536 coalesce pointers if they have different DECL_NO_TBAA_P values.
4537 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4538 between variables with different DECL_NO_TBAA_P values.
4540 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4543 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4544 are not legitimate small data references on SPE targets.
4546 2008-01-28 David Daney <ddaney@avtrex.com>
4548 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4550 2008-01-28 David Daney <ddaney@avtrex.com>
4552 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4554 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4556 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4557 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4558 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4559 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4560 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4561 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4562 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4563 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4565 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4567 * basic-block.h (condjump_equiv_p): Fix comment.
4569 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4571 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4572 print_generic_stmt_indented): Fix comment.
4574 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4576 * configure.ac (__stack_chk_fail): Add detecion for availability
4577 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4578 * configure: Regenerate.
4580 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4583 * final.c (output_addr_const): Handle TRUNCATE.
4585 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4588 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4589 (zero_cost, infinite_cost): New constants.
4590 (struct cost_pair): Change type of cost to comp_cost.
4591 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4592 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4594 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4595 split_address_cost, ptr_difference_cost, difference_cost,
4596 get_computation_cost_at, get_computation_cost,
4597 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4598 determine_use_iv_cost_condition, determine_use_iv_costs,
4599 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4600 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4601 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4602 Change type of cost to comp_cost.
4603 (determine_iv_cost): Increase cost of non-original ivs, instead
4604 of decreasing the cost of original ones.
4605 (get_address_cost): Indicate the complexity of the addressing mode
4607 (try_add_cand_for): Prefer using ivs not specific to some object.
4608 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4610 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4611 Janis Johnson <janis187@us.ibm.com>
4614 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4615 (TARGET_INSTANTIATE_DECLS): Likewise.
4616 * target.h (expand_to_rtl_hook): New target hook.
4617 (instantiate_decls): Likewise.
4618 * function.c (instantiate_decl): Make non-static. Rename to...
4619 (instantiate_decl_rtl): ... this.
4620 (instantiate_expr): Use instantiate_decl_rtl.
4621 (instantiate_decls_1): Likewise.
4622 (instantiate_decls): Likewise.
4623 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4624 * function.h (instantiate_decl_rtl): Add prototype.
4625 * cfgexpand.c (target.h): New include.
4626 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4627 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4628 (TARGET_INSTANTIATE_DECLS): Likewise.
4629 (TARGET_INITIALIZER): New target hooks added.
4630 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4632 * config/rs6000/rs6000.c (tree-flow.h): New include.
4633 (machine_function): Add sdmode_stack_slot field.
4634 (rs6000_alloc_sdmode_stack_slot): New function.
4635 (rs6000_instantiate_decls): Likewise.
4636 (rs6000_secondary_memory_needed_rtx): Likewise.
4637 (rs6000_check_sdmode): Likewise.
4638 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4639 (TARGET_INSTANTIATE_DECLS): Likewise.
4640 (rs6000_hard_regno_mode_ok): Allow SDmode.
4641 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4642 (rs6000_emit_move): Handle SDmode.
4643 (function_arg_advance): Likewise.
4644 (function_arg): Likewise.
4645 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4646 SDmode var args for 32-bit compiles.
4647 (rs6000_secondary_reload_class): Handle SDmode.
4648 (rs6000_output_function_epilogue): Likewise.
4649 (rs6000_function_value): Simplify if statement.
4650 (rs6000_libcall_value): Likewise.
4651 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4652 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4653 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4654 (movsd_hardfloat): New define_insn.
4655 (movsd_softfloat): Likewise.
4656 (movsd_store): Likewise.
4657 (movsd_load): Likewise.
4658 (extendsddd2): Likewise.
4659 (extendsdtd2): Likewise.
4660 (truncddsd2): Likewise.
4661 (movdd_hardfloat64): Fixup comment.
4662 (UNSPEC_MOVSD_LOAD): New constant.
4663 (UNSPEC_MOVSD_STORE): Likewise.
4665 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4668 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4670 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4671 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4672 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4675 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4678 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4679 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4680 __LONGDOUBLE128 too.
4681 * config/rs6000/aix61.h: New file.
4683 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4685 PR rtl-optimization/34959
4686 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4687 popcount and parity rtxes the same mode as their operand.
4688 Truncate or extend the result to the return value's mode
4691 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4694 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4695 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4696 to GOT_VERSION_REGNUM.
4697 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4698 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4699 * config/mips/mips.c (mips_emit_call_insn): New function.
4700 (mips_call_tls_get_addr): Call mips_expand_call directly.
4701 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4703 (mips16_build_call_stub): Likewise. Return the call insn or null.
4704 (mips_expand_call): Update the call to mips16_build_call_stub
4705 accordingly and a remove redundant condition. Assert that MIPS16
4706 stubs do not use lazy binding. Use mips_emit_call_insn and return
4708 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4710 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4711 (mips_avoid_hazard): Remove hazard_set handling.
4712 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4713 (UNSPEC_RESTORE_GP): ...this.
4714 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4715 (FAKE_CALL_REGNO): Rename to...
4716 (GOT_VERSION_REGNUM): ...this.
4717 (type): Add "ghost" value. Add an associated insn reservation.
4718 (hazard_set): Remove.
4719 (exception_receiver): Rename to...
4720 (restore_gp): ...this and update the unspec identifier accordingly.
4721 (exception_receiver, nonlocal_got_receiver): New expanders.
4722 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4723 FAKE_CALL_REGNO. Remove hazard_set attribute.
4724 (set_got_version, update_got_version): New patterns.
4726 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4729 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4731 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4734 * doc/install.texi2html: Generate gcc-vers.texi.
4736 2008-01-25 DJ Delorie <dj@redhat.com>
4738 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4740 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4742 * config/c4x: Remove directory.
4743 * config.gcc (crx-*, mt-*): Mark obsolete.
4744 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4745 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4746 sh-*-rtemscoff*): Remove cases.
4747 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4748 * real.c (encode_c4x_single, decode_c4x_single,
4749 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4750 c4x_extended_format): Remove.
4751 * real.h (c4x_single_format, c4x_extended_format): Remove.
4752 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4754 (Pragmas): Remove comment about c4x pragmas.
4755 * doc/install.texi (c4x): Remove target-specific instructions.
4756 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4757 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4758 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4759 refer to C4x source files as examples.
4760 (C4X_FLOAT_FORMAT): Remove documentation.
4762 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4764 * config/bfin/bfin.c (override_options): Reorder tests so that
4765 flag_pic gets enabled for -msep-data.
4767 2008-01-25 Richard Guenther <rguenther@suse.de>
4770 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4771 to its bitfield precision if required.
4773 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4776 * tree-nested.c (walk_omp_for): New function.
4777 (convert_nonlocal_reference, convert_local_reference): Call
4778 walk_omp_for on OMP_FOR.
4779 (convert_call_expr): Call walk_body on OMP_FOR's
4780 OMP_FOR_PRE_INIT_BODY.
4782 2008-01-25 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/34966
4785 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4786 default defs and PHI_NODEs we have to insert after the
4789 2008-01-24 Nick Clifton <nickc@redhat.com>
4791 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4792 Provide a default definition.
4793 (LIBGCC2_UNITS_PER_WORD): Likewise.
4795 * config/stormy16/stormy16.c: Include df.h for the prototype
4796 for df_regs_ever_live_p.
4797 (xstormy16_expand_builtin_va_start): Convert the stack offset
4798 into a component_ref and then use POINTER_PLUS_EXPR to add it
4799 to the incoming_virtual_args_rtx.
4800 (xstormy16_gimplify_va_arg_expr): Rename to
4801 xstormy16_gimplify_va_arg_expr.
4802 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4803 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4804 xstormy16_gimplify_va_arg_expr.
4805 Fix up some formatting issues.
4807 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4808 Move to predicates.md.
4809 (xs_hi_general_operand): Likewise.
4810 (xs_hi_nonmemory_operand): Likewise.
4811 * config/stormy16/predicates.md:
4812 (xstormy16_carry_plus_operand): New predicate.
4813 (xs_hi_general_operand): New predicate.
4814 (xs_hi_nonmemory_operand): New predicate.
4815 * config/stormy16/stormy16-protos.h:
4816 (xstormy16_carry_plus_operand): Delete prototype.
4817 (xs_hi_general_operand): Likewise.
4818 (xs_hi_nonmemory_operand): Likewise.
4820 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4821 modifiers as they are no longer needed and they can trigger
4822 reload spill failures.
4824 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4825 with a match_operand in order to help reload.
4827 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4828 constraint with 'e' for the 8th alternative as this version of
4829 the mov.w instruction only accepts the lower 8 registers.
4831 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4834 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4835 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4838 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4841 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4843 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4845 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4847 (remove_structure): Update allocations list before removing structure.
4849 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4851 * ipa-struct-reorg.c (is_safe_cond_expr,
4852 create_new_stmts_for_cond_expr): Use integer_zerop function,
4853 that recognize not only zero-pointer, but zero-integer too.
4855 2008-01-25 Ben Elliston <bje@au.ibm.com>
4858 * fixproto: Escape "." in sed expression that strips leading "./".
4860 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4863 * gcc.c (SWITCH_OK): Removed.
4864 (SWITCH_LIVE): Changed to bit.
4865 (SWITCH_FALSE): Likewise.
4866 (SWITCH_IGNORE): Likewise.
4867 (switchstr): Change live_cond to unsigned int.
4868 (process_command): Replace SWITCH_OK with 0.
4869 (do_self_spec): Likewise.
4870 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4871 (give_switch): Likewise.
4872 (used_arg): Likewise.
4873 (do_spec_1): Set the SWITCH_IGNORE bit.
4874 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4875 bits. Set the SWITCH_LIVE bit.
4877 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4879 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4881 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4883 PR tree-optimization/34472
4884 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4885 parameter to a "bool *" and set *DATA to false if there is
4886 an unsafe access. Do not delete the structure here.
4887 (check_cond_exprs): Delete it here instead.
4888 (check_cond_exprs, exclude_cold_structs): Do not increase
4889 I when removing a structure.
4891 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4894 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4895 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4897 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4900 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4901 a fixed vector for stack.
4903 2008-01-24 Ben Elliston <bje@au.ibm.com>
4906 * doc/gcc.texi (Software development): Add a direntry for g++.
4908 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4910 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4911 stale and straggling -fforce-addr comments above.
4913 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4915 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4916 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4918 2008-01-23 Michael Matz <matz@suse.de>
4921 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4924 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4926 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4929 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4931 * config/avr/avr.c (avr_current_arch): New variable.
4932 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4933 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4934 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4935 (avr_override_options): Init 'avr_current_arch'.
4936 (base_arch_s): Move from here...
4937 * config/avr/avr.h (base_arch_s): ... here. Add new members
4938 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4939 'mega' to 'have_jmp_call'.
4940 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4941 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4943 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4945 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4946 MULTILIB_MATCHES): (Ditto.).
4948 2008-01-23 Richard Guenther <rguenther@suse.de>
4951 * cgraphunit.c (cgraph_reset_node): Always mark the node
4952 not reachable if it is not queued already.
4954 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4956 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4957 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4958 (cputype_selected): New static variable.
4959 (bfin_handle_option): Set it if -mcpu is used.
4960 (override_option): Select default set of workarounds if no cpu type
4961 selected on the command line.
4962 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4964 From Michael Frysinger <michael.frysinger@analog.com>
4965 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4966 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4968 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4969 for bf547, bf523, bf524, and bf526.
4970 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4972 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4973 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4974 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4975 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4976 * doc/invoke.texi (Blackfin Options): Document that
4977 -mcpu now accept bf547, bf523, bf524, and bf526.
4979 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4981 PR rtl-optimization/34628
4982 * combine.c (try_combine): Stop and undo after the first combination
4983 if an autoincrement side-effect on the first insn has effectively
4986 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4989 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4990 Offset addresses are not valid for Altivec or paired float modes.
4992 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4995 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4996 if DECL_INITIAL (decl) is error_mark_node.
4999 * c-common.c (handle_vector_size_attribute): Only allow
5000 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5001 the same way as pointer, array etc. types.
5002 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5005 * tree.c (build_type_attribute_qual_variant): Call
5006 build_qualified_type if attributes are equal, but quals are not.
5008 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5011 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5012 * flags.h (warn_strict_aliasing): Remove.
5013 (warn_strict_overflow): Remove.
5014 * opts.c (warn_strict_aliasing): Remove.
5015 (warn_strict_overflow): Remove.
5016 * c-opts.c (c_common_handle_option): -Wall only sets
5017 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5018 (c_common_post_options): Give default values to -Wstrict-aliasing
5019 and -Wstrict-overflow if they are uninitialized.
5020 * common.opt (Wstrict-aliasing): Specify Var and Init.
5021 (Wstrict-overflow): Likewise.
5023 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5025 PR rtl-optimization/26854
5026 PR rtl-optimization/34400
5027 PR rtl-optimization/34884
5028 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5030 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5031 (df_rd_bb_info.expanded_lr_out): Deleted
5032 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5033 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5034 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5035 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5036 Removed code to allocate, initialize or free expanded_lr_out.
5037 (df_rd_bb_local_compute_process_def): Restructured to make more
5039 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5040 sets if the sets are being trimmed.
5042 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5045 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5046 (as_vers): Likewise.
5047 * configure: Regenerated.
5049 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5052 * tree-pass.h (pass_build_alias): New pass.
5053 * tree-ssa-alias.c (gate_build_alias): New.
5054 (pass_build_alias): New.
5055 * passes.c (init_optimization_passes): Add pass_build_alias after
5056 pass_create_structure_vars.
5058 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5060 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5061 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5062 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5063 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5064 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5065 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5066 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5067 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5068 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5069 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5070 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5071 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5072 * config/s390/s390.md (FP_ALL): New mode iterator.
5073 (_d): New mode attribute.
5074 ("*signbit<mode>2>"): Changed mode of first operand.
5075 ("isinf<mode>2"): Changed mode of first operand.
5076 ("*TDC_insn"): Adaptation for DFP modes.
5078 2008-01-22 Ben Elliston <bje@au.ibm.com>
5080 * tree.c (check_qualified_type): Improve function description.
5082 2008-01-21 Jason Merrill <jason@redhat.com>
5085 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5086 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5089 2008-01-21 DJ Delorie <dj@redhat.com>
5091 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5094 2008-01-21 Richard Guenther <rguenther@suse.de>
5097 * tree-cfg.c (verify_expr): Allow all invariant expressions
5098 instead of just constant class ones as reference argument.
5099 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5100 like any other constant.
5101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5103 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5105 * regmove.c (fixup_match_1): Update call crossed frequencies.
5107 2008-01-21 Richard Guenther <rguenther@suse.de>
5110 * tree-inline.c (setup_one_parameter): Deal with mismatched
5111 types using a VIEW_CONVERT_EXPR.
5113 2008-01-21 Alon Dayan <alond@il.ibm.com>
5114 Olga Golovanevsky <olga@il.ibm.com>
5116 PR tree-optimization/34701
5117 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5118 when the structure size is not a power of 2.
5120 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5122 * doc/install.texi: Add doc for --enable-checking=df.
5124 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5126 PR rtl-optimization/34808
5127 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5129 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5131 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5134 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5136 PR rtl-optimization/26854
5137 PR rtl-optimization/34400
5138 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5140 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5141 (df_rd_bb_info.expanded_lr_out): New.
5142 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5143 * loop_iv.c (iv_analysis_loop_init): Ditto.
5144 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5145 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5146 Added code to allocate, initialize or free expanded_lr_out.
5147 (df_rd_bb_local_compute_process_def): Restructured to make
5148 more understandable.
5149 (df_rd_confluence_n): Add code to do nothing with fake edges and
5150 code to no apply invalidate_by_call sets if the sets are being trimmed.
5151 (df_lr_local_finalize): Renamed to df_lr_finalize.
5152 (df_live_local_finalize): Renamed to df_live_finalize.
5154 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5157 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5158 deciding whether to use reciprocal instructions.
5160 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5162 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5163 dwarf2out_note_section_used if cold_text_section is NULL.
5165 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5167 PR gcov-profile/34610
5168 * tree-cfg.c (make_edges): Mark both outgoing edges from
5169 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5170 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5171 from OMP_FOR and OMP_CONTINUE outgoing edges.
5173 * tree-profile.c (tree_profiling): Return early if
5174 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5176 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5177 from cfun to child_cfun.
5178 * function.h (struct function): Add after_tree_profile bit.
5180 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5182 * config/avr/avr.S (_exit): Disable interrupt.
5184 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5185 Steven Bosscher <stevenb.gcc@gmail.com>
5187 PR rtl-optimization/26854
5188 PR rtl-optimization/34400
5189 * df-problems.c (df_live_scratch): New scratch bitmap.
5190 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5191 (df_live_reset): Clear the proper bitmaps.
5192 (df_live_bb_local_compute): Only process the artificial defs once
5193 since the order is not important.
5194 (df_live_init): Init the df_live sets only with the variables
5195 found live by df_lr.
5196 (df_live_transfer_function): Use the df_lr sets to prune the
5197 df_live sets as they are being computed.
5198 (df_live_free): Free df_live_scratch.
5200 2008-01-18 Ian Lance Taylor <iant@google.com>
5202 * common.opt: Add fmerge-debug-strings.
5203 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5204 flag_merge_debug_strings rather than flag_merge_constants.
5205 * doc/invoke.texi (Option Summary): Mention
5206 -fmerge-debug-strings.
5207 (Debugging Options): Document -fmerge-debug-strings.
5209 2008-01-18 Ian Lance Taylor <iant@google.com>
5212 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5213 (struct tree_function_decl): Add new field operator_new_flag.
5214 * tree-inline.c (expand_call_inline): When inlining a call to
5215 operator new, force the return value to go into a variable, and
5216 set DECL_NO_TBAA_P on that variable.
5217 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5219 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5222 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5223 DWARF2_DEBUGGING_INFO.
5224 (dwarf2out_note_section_used): Ditto. Add prototype.
5225 (have_multiple_function_sections, text_section_used,
5226 cold_text_section_used, *cold_text_sections): Move declarations
5229 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5231 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5232 field and add signal_ra.
5233 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5234 assignments to frame state pc. Move end of stack check after
5235 MD_FALLBACK_FRAME_STATE_FOR.
5236 (uw_update_context_1): Use frame state signal_regs if set, instead
5237 of checking signal_frame flag.
5238 (uw_update_context): Use frame state signal_ra if set.
5239 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5240 * config/xtensa/linux-unwind.h: New file.
5242 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5244 * modulo-sched.c (get_sched_window): Fix comment typo.
5246 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5248 PR tree-optimization/34648
5249 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5251 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5253 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5254 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5256 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5258 PR rtl-optimization/34400
5259 * df-core.c (df_worklist_dataflow_overeager,
5260 df_worklist_dataflow_doublequeue): New functions.
5261 (df_worklist_dataflow): Two different worklist solvers.
5262 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5265 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5268 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5269 and ftree-parallelize-loops.
5271 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5273 PR rtl-optimization/34826
5274 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5276 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5278 * global.c (find_reg): Mark the eh regs as used if necessary.
5279 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5280 * ra.h (struct allocno): no_eh_reg field added. Changed
5281 no_stack_reg type to bitfield.
5283 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5285 * tree.c (substitute_in_expr): Add missing 'break'.
5287 2008-01-17 Richard Guenther <rguenther@suse.de>
5289 PR tree-optimization/34825
5290 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5291 x / x as division to handle.
5293 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5295 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5296 "-pthread" is specified.
5297 * pa-hpux11.h (LIB_SPEC): Likewise.
5299 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5300 Peter Bergner <bergner@vnet.ibm.com>
5302 PR rtl-optimization/33796
5303 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5305 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5307 PR libgfortran/34699
5308 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5310 * pa-hpux10.h (LINK_SPEC): Likewise.
5311 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5313 2008-01-16 Richard Guenther <rguenther@suse.de>
5316 * fold-const.c (fold_convert_const_int_from_int): Do not
5317 set overflow if that occured only because of a sign extension
5318 change when converting from/to a sizetype with the same
5319 precision and signedness.
5321 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5324 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5325 location address to the correct place. Update copyright year.
5327 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5329 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5330 no dependences in the dependence_relations vector.
5332 2008-01-16 Jan Hubicka <jh@suse.cz>
5334 PR rtl-optimization/31396
5335 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5336 * cfg.c (dump_reg_info): Print it.
5337 * regs.h (struct reg_info_t): add freq_calls_crossed.
5338 (REG_FREQ_CALLS_CROSSED): New macro.
5339 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5340 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5341 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5342 regmove_optimize): Update call crossed frequencies.
5343 * local-alloc.c (struct qty): Add freq_calls_crossed.
5344 (alloc_qty): Copute freq_calls_crossed.
5345 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5346 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5347 * ra.h (struct allocno): Add freq_calls_crossed.
5349 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5351 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5352 libgomp when compiling with ftree-parallelize-loops.
5353 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5355 2008-01-16 Richard Guenther <rguenther@suse.de>
5357 PR tree-optimization/34769
5358 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5359 * tree.c (int_cst_value): Instead make this function more
5360 permissive in what it accepts as valid input. Document this
5361 function always sign-extends the value.
5363 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5364 Richard Guenther <rguenther@suse.de>
5367 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5368 (gimple_fold_indirect_ref_rhs): ... this.
5369 (gimple_fold_indirect_ref): New function with foldings
5370 that preserve lvalueness.
5371 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5372 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5373 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5374 to fold an INDIRECT_REF, fall back to the old use of
5375 fold_indirect_ref_1.
5377 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5379 * tree-data-ref.c (subscript_dependence_tester_1): Call
5380 free_conflict_function.
5381 (compute_self_dependence): Same.
5383 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5386 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5387 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5389 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5390 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5391 for DWARF2_UNWIND_INFO targets.
5393 2008-01-16 Richard Guenther <rguenther@suse.de>
5396 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5397 type qualifiers for function types.
5399 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5401 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5402 loop_iterator li from previous commit.
5404 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5406 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5408 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5410 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5411 (parallelize_loops): Don't parallelize irreducible components.
5413 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5416 * c-opts (c_common_post_options): Do not enable CPP
5417 flag_pedantic_errors by default.
5419 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5421 PR rtl-optimization/31944
5422 * cse.c (remove_pseudo_from_table): New function.
5423 (merge_equiv_classes): Use above function to remove pseudo-registers.
5424 (invalidate): Likewise.
5426 2008-01-13 Richard Guenther <rguenther@suse.de>
5429 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5430 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5432 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5434 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5435 validate_change to unshare the source of the PC set.
5437 2008-01-12 Jan Hubicka <jh@suse.cz>
5440 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5441 references above array bounds. This might trigger bounds checks for
5444 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5446 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5447 new_replaceable_dependencies.
5449 2008-01-12 Doug Kwan <dougkwan@google.com>
5451 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5452 instead of OPT_Wreturn_type in warning due to ignored return type
5454 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5455 options included in -Wextra.
5456 * c.opt: New option -Wignored_qualifiers.
5457 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5458 -Wignore_qualifiers.
5459 (-Wignored-qualifiers): Document.
5460 (-Wreturn-type): Remove description of functionality now handled
5461 by -Wignored-qualifiers.
5463 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5466 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5467 NOP_EXPR if it is between integral types with the same precision.
5469 2008-01-12 Jan Hubicka <jh@suse.cz>
5472 * invoke.texi (max-inline-recursive-depth): Fix default value.
5474 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5476 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5479 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5481 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5483 2008-01-11 James E. Wilson <wilson@specifix.com>
5486 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5488 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5490 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5491 save/restore frame pointer register and don't use 'call-prologues'
5492 optimization in function with "OS_task" attribute.
5494 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5497 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5498 when copying to memory.
5500 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5502 PR rtl-optimization/30905
5503 * cfgcleanup.c: Include dce.h
5504 (crossjumps_occured): New global variable.
5505 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5506 If something changed, set crossjumps_occured to true.
5507 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5508 Don't add/remove fake edges to exit here...
5509 (cleanup_cfg): ...but do it here, when crossjumping.
5510 Run a fast DCE when successful crossjumps occured in the latest
5511 iteration of try_optimize_cfg.
5513 2008-01-11 Richard Guenther <rguenther@suse.de>
5515 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5516 (struct vn_unary_op_s): Likewise.
5517 (vn_reference_insert): Free old reference on hash collision.
5519 2008-01-10 Raksit Ashok <raksit@google.com>
5521 PR rtl-optimization/27971
5522 * combine.c (find_split_point): Split PLUS expressions which are
5523 inside a MEM rtx, and whose first operand is complex.
5525 2008-01-10 DJ Delorie <dj@redhat.com>
5527 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5528 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5529 (m32c_hard_regno_ok): Call the underlying function.
5531 2008-01-10 Richard Guenther <rguenther@suse.de>
5534 * tree-cfg.c (tree_merge_blocks): Do not go through the
5535 full-blown folding and stmt updating path if we just deal
5536 with virtual operands.
5537 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5538 test for abnormal SSA_NAMEs.
5540 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5543 * reload.c (push_reload): Add assertions. All constants from
5544 reg_equiv_constant should have been used for replacing the respective
5546 (find_reloads_address): Invoke find_reloads_address_part for
5547 constant taken from the reg_equiv_constant array.
5549 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5551 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5552 field (valnum) the first in the struct. Replace bools with
5555 2008-01-10 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/34651
5558 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5559 types and ordering for masking and converting.
5561 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5563 PR tree-optimization/34017
5564 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5565 also for PHI_NODE expressions.
5567 2008-01-09 Jan Hubicka <jh@suse.cz>
5569 PR tree-optimization/34708
5570 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5571 based on number of case labels.
5572 (init_inline_once): Remove switch_cost.
5573 * tree-inline.h (eni_weights_d): Remove switch_cost.
5575 2008-01-09 Richard Guenther <rguenther@suse.de>
5576 Andrew Pinski <andrew_pinski@playstation.sony.com>
5579 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5580 temporary if an rvalue is ok or an lvalue is not required.
5582 2008-01-09 Richard Guenther <rguenther@suse.de>
5585 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5588 2008-01-09 Richard Guenther <rguenther@suse.de>
5591 * tree.c (host_integerp): Check for sizetype only if the
5592 type is an integer type.
5594 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5597 * opts.c (decode_options): Disable inlining of functions called
5598 once if not in unit-at-a-time mode.
5600 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5602 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5604 2008-01-08 Richard Guenther <rguenther@suse.de>
5607 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5608 out early if the result will be unused.
5610 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5615 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5616 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5619 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5621 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5622 for vectorization tuned.
5624 2008-01-08 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/34683
5627 * tree-ssa-operands.c (operand_build_cmp): Export.
5628 * tree-ssa-operands.h (operand_build_cmp): Declare.
5629 * tree-vn.c (vuses_compare): Remove.
5630 (sort_vuses): Use operand_build_cmp.
5631 (sort_vuses_heap): Likewise.
5632 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5633 to re-use old VEC if available. Do not sort already sorted VUSEs.
5634 (vdefs_to_vec): Do not sort already sorted VDEFs.
5636 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5639 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5641 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5644 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5645 limitations of reciprocal sequences on x86 targets.
5647 2008-01-08 Richard Guenther <rguenther@suse.de>
5649 PR tree-optimization/34683
5650 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5652 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5655 * config/darwin.c (darwin_mergeable_string_section): Don't use
5656 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5658 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5661 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5662 negxf2. Macroize expander using X87MODEF mode iterator. Change
5663 predicates of op0 and op1 to register_operand.
5664 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5665 expander using X87MODEF mode iterator. Change predicates of
5666 op0 and op1 to register_operand.
5667 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5668 corresponding patterns and macroize using MODEF macro. Change
5669 predicates of op0 and op1 to register_operand and remove
5670 "m" constraint. Disparage "r" alternative with "!".
5671 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5672 macroize using X87MODEF macro. Change predicates of op0 and op1
5673 to register_operand and remove "m" constraint. Disparage "r"
5674 alternative with "!".
5675 (absneg splitter with memory operands): Remove.
5676 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5677 patterns and macroize using X87MODEF mode iterator.
5678 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5679 Change predicate of op1 to register_operand.
5680 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5681 for memory operands.
5683 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5685 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5687 2008-01-07 Richard Guenther <rguenther@suse.de>
5689 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5692 2008-01-07 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/34683
5695 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5696 VOPs of the needed size to save memory. Use VEC_quick_push
5697 to save compile-time.
5698 (vdefs_to_vec): Likewise.
5700 2008-01-07 Sa Liu <saliu@de.ibm.com>
5702 * config/spu/spu.md (divdf3): Genetate inline code for double
5703 division. The implementation doesn't handle INF or NAN, therefore it
5704 only applies when -ffinite-math-only is given.
5706 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5709 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5710 * doc/cpp.texi ([Common Predefined Macros]): Document.
5712 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5714 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5715 order to use commutative addition instead of subtraction.
5717 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5718 Mircea Namolaru <namolaru@il.ibm.com>
5719 Vladimir Yanovsky <yanov@il.ibm.com>
5720 Revital Eres <eres@il.ibm.com>
5722 PR tree-optimization/34263
5723 * tree-outof-ssa.c (process_single_block_loop_latch,
5724 contains_tree_r): New functions.
5725 (analyze_edges_for_bb): Call process_single_block_loop_latch
5726 function to empty single-basic-block latch block if possible.
5728 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5732 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5734 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5736 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5738 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5740 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5742 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/34618
5745 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5748 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5752 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5753 Update copyright year.
5755 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5756 Update copyright year.
5757 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5760 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5762 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5763 edge does not point to current bb before changing need_assert.
5765 2008-01-04 Richard Guenther <rguenther@suse.de>
5768 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5769 for verifying purposes if they are is_gimple_min_invariant.
5771 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5773 PR tree-optimization/34448
5774 PR tree-optimization/34465
5775 * gimplify.c (gimplify_init_constructor): Add new parameter
5776 notify_temp_creation. Use it.
5777 (gimplify_modify_expr_rhs): Take volatiles into account when
5778 optimizing constructors.
5779 Do not optimize constructors if gimplify_init_constructor will dump to
5781 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5782 * gcc.c-torture/compile/pr34448.c: New.
5784 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5786 PR gcov-profile/34609
5787 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5788 return_slot if result is TREE_ADDRESSABLE.
5790 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5792 * config/mips/mips.md (sqrt_condition): Tweak comment.
5793 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5795 2008-01-03 Tom Tromey <tromey@redhat.com>
5798 * c-common.c (c_type_hash): Handle VLAs.
5800 2008-01-03 Jan Hubicka <jh@suse.cz>
5802 PR tree-optimization/31081
5803 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5804 0 when inlining and not inlining to first basic block.
5805 (remap_decl): When var is initialized to 0, don't set default_def.
5806 (expand_call_inline): Set entry_bb.
5807 * tree-inline.h (copy_body_data): Add entry_bb.
5809 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5812 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5815 PR tree-optimization/29484
5816 * tree-inline.c (inline_forbidden_p_2): New function.
5817 (inline_forbidden_p): Disallow inlining if some static var
5818 has an address of a local LABEL_DECL in its initializer.
5819 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5822 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5824 PR tree-optimization/34635
5825 * tree-data-ref.c (add_other_self_distances): Make sure that the
5826 evolution step is constant.
5828 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5831 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5833 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5835 * tree-sra.c (scalarize_init): Insert the generate_element_init
5836 statements after the generate_element_zero statements.
5838 2008-01-02 Richard Guenther <rguenther@suse.de>
5842 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5843 for very large number of operands instead of ICEing.
5845 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5848 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5849 while stack probing.
5851 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5853 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5856 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5859 * tree-mudflap.c (mx_register_decls): Guard warning by
5860 !DECL_ARTIFICIAL check.
5862 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5864 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5865 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5866 sse5_perm<mode>): Fix constraints.