1 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4 secondary input reload for subword loads from the constant pool.
6 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10 constants of the appropriate size for runtime calculations.
13 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14 decimal-float literal constant zero.
16 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19 * c-parser.c (c_parser_omp_atomic): Call
20 default_function_array_conversion on the RHS.
23 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
24 call is_variable_sized if decl has incomplete type.
26 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
28 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
30 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
32 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
34 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
36 (sgt<u>): Merge sgt and sgtu into new expander.
37 (sgt, sgtu): Remove expanders.
38 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
40 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
41 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
42 *sgtu_<mode>_mips16 into new pattern.
43 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
44 (sge<u>): Merge sge and sgeu into new expander.
45 (sge, sgeu): Remove expanders.
46 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
48 (*sge_<mode>, second *sge_<mode>): Remove patterns.
49 (slt<u>): Merge slt and sltu into new expander.
50 (slt, sltu): Remove expanders.
51 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
53 (*slt_<mode>, *sltu_<mode>): Remove patterns.
54 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
55 *sltu_<mode>_mips16 into new pattern.
56 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
57 (sle<u>): Merge sle and sleu into new expander.
58 (sle, sleu): Remove expanders.
59 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
61 (*sle_<mode>, *sleu_<mode>): Remove patterns.
62 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
63 *sleu_<mode>_mips16 into new pattern.
64 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
66 2008-04-03 Jan Hubicka <jh@suse.cz>
68 PR tree-optimization/35795
69 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
70 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
71 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
72 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
73 * score/score3.c (score3_output_mi_thunk): Likewise.
74 * score/score7.c (score7_output_mi_thunk): Likewise.
75 * mips/mips.c (mips_output_mi_thunk): Likewise.
77 2008-04-03 Richard Guenther <rguenther@suse.de>
79 * tree-vrp.c (extract_range_from_unary_expr): Handle all
80 conversions. Simplify code.
82 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
84 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
86 2008-04-03 Tom Tromey <tromey@redhat.com>
87 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
89 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
90 * config/bfin/t-bfin-linux (generated_files): Add
91 linux-sysroot-suffix.h.
92 * doc/install.texi (Prerequisites): Require make 3.80.
93 * doc/sourcebuild.texi (Front End Directory): Document new
95 * Makefile.in (generated_files): New variable.
96 (ALL_HOST_OBJS): New variable.
97 ($(ALL_HOST_OBJS)): New target.
99 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
101 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
102 (remap_block): Call id->transform_lang_insert_block instead
104 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
105 Set id.transform_lang_insert_block to NULL.
106 (clone_body): Move to cp/optimize.c
107 * tree-inline.h (struct copy_body_data): Change
108 transform_lang_insert_block to function pointer.
109 (copy_generic_body, copy_decl_no_change): Export.
110 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
111 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
112 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
114 * c-tree.h (insert_block): Kill.
115 * c-decl.c (insert_block): Kill.
117 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
119 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
120 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
121 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
123 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
124 argument, call {push,pop}_function_context from here.
125 * c-parser.c: Use c_{push,pop}_function_context.
127 * function.c (push_function_context_to): Move meat ...
128 (push_function_context): ... here. Simplify.
129 * function.c (pop_function_context_from): Move meat ...
130 (pop_function_context): ... here. Simplify.
131 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
133 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
134 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
135 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
136 * tree.h (push_function_context_to, pop_function_context_from): Remove.
138 2008-04-03 Ben Elliston <bje@au.ibm.com>
140 * expmed.c (extract_force_align_mem_bit_field): Remove.
142 2008-04-03 Richard Guenther <rguenther@suse.de>
145 * expr.h (try_casesi): Adjust prototype.
146 * expr.c (try_casesi): Take fallback label as extra parameter.
147 Use that for gen_casesi if default_label is NULL.
148 * stmt.c (expand_case): Pass fallback label to try_casesi,
149 make sure to fill gaps with a fallback label if default_label
152 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
155 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
157 2008-04-03 Ben Elliston <bje@au.ibm.com>
159 * expmed.c (extract_split_bit_field): Remove if (0) code.
160 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
161 (do_ds_constraint): Likewise.
163 2008-04-02 Joseph Myers <joseph@codesourcery.com>
165 * doc/cppopts.texi (-dU): Document.
166 * c-common.h (flag_dump_macros): Update comment.
167 * c-opts.c (handle_OPT_d): Handle -dU.
168 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
169 dump_queued_macros, cb_used_define, cb_used_undef): New.
170 (init_pp_output): Handle -dU.
171 (cb_line_change): Call dump_queued_macros.
172 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
174 2008-04-02 Anatoly Sokolov <aesok@post.ru>
176 * config/avr/predicates.md (io_address_operand): New predicate.
177 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
178 * config/avr/avr.c (avr_io_address_p): Remove function.
179 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
180 'avr_io_address_p' function.
181 (out_movhi_r_mr): (Ditto.).
182 (out_movqi_mr_r): (Ditto.).
183 (out_movhi_mr_r): (Ditto.).
184 (avr_address_cost): (Ditto.).
186 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
189 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
190 in 32bit mode when XMM registers are available to avoid store
192 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
193 corresponding post-reload splitters.
195 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
198 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
199 __builtin_ia32_roundss.
200 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
201 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
202 __builtin_ia32_roundss.
203 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
204 IX86_BUILTIN_SHUFPD here.
206 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
208 * config/i386/i386.md (plogic): New.
209 (plogicprefix): Likewise.
211 * config/i386/mmx.md (mmx_<code><mode>3): New.
212 (mmx_and<mode>3): Removed.
213 (mmx_ior<mode>3): Likewise.
214 (mmx_xor<mode>3): Likewise.
216 * config/i386/sse.md (<code><mode>3): New.
217 (*<code><mode>3): Likewise.
218 (*<code><mode>3): Likewise.
219 (<code><mode>3): Likewise.
220 (*sse_<code><mode>3): Likewise.
221 (*sse2_<code><mode>3): Likewise.
222 (<code>tf3): Likewise.
223 (*<code>tf3): Likewise.
224 (and<mode>3): Likewise.
225 (*and<mode>3): Likewise.
226 (ior<mode>3): Removed.
227 (*ior<mode>3): Likewise.
228 (xor<mode>3): Likewise.
229 (*xor<mode>3): Likewise.
230 (*and<mode>3): Likewise.
231 (*ior<mode>3): Likewise.
232 (*xor<mode>3): Likewise.
233 (and<mode>3): Likewise.
234 (*sse_and<mode>3): Likewise.
235 (*sse2_and<mode>3): Likewise.
238 (ior<mode>3): Likewise.
239 (*sse_ior<mode>3): Likewise.
240 (*sse2_ior<mode>3): Likewise.
243 (xor<mode>3): Likewise.
244 (*sse_xor<mode>3): Likewise.
245 (*sse2_xor<mode>3): Likewise.
249 2008-04-02 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/14495
252 PR tree-optimization/34793
253 * tree-vrp.c (struct switch_update): New structure.
254 (to_remove_edges, to_update_switch_stmts): New VECs.
255 (simplify_switch_using_ranges): New function. Remove not taken
256 case labels and edges.
257 (simplify_stmt_using_ranges): Call it.
258 (identify_jump_threads): Mark edges we have queued for removal
259 so we don't thread them.
260 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
262 * tree-cfg.c (group_case_labels): Deal with missing default label.
263 (tree_verify_flow_info): Allow missing default label.
264 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
265 (emit_case_nodes): Likewise.
266 (expand_case): Do not rely on the default label to be present.
267 * expr.c (try_casesi): Deal with NULL default_label.
268 (do_tablejump): Likewise.
270 2008-04-02 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/14495
273 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
275 (vrp_visit_switch_stmt): ... but here (new function).
276 (find_case_label_index): New helper function.
277 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
279 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
281 * fwprop.c: Fix ISO-C99ism.
283 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
286 * Makefile.in (objdir): Set it here.
287 * configure.ac: Not here. Find dynamic linker characteristics.
288 * exec-tool.in: Use them.
289 * aclocal.m4: Regenerate.
290 * configure: Regenerate.
292 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
294 * expr.c (expand_var): Delete it.
295 * expr.h (expand_var): Delete prototype.
296 * function.c (expand_function_start): Use expand_decl instead.
297 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
300 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
302 PR rtl-optimization/35542
303 * fwprop.c (forward_propagate_and_simplify): Replace
304 loc_reg_mentioned_in_p with reg_mentioned_p.
306 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
308 PR rtl-optimization/35281
309 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
310 (propagate_rtx_1): Handle PR_HANDLE_MEM.
311 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
312 (varying_mem_p): Move above propagate_rtx.
313 (all_uses_available_at): Do not check MEMs.
315 2008-04-02 Rafael Espindola <espindola@google.com>
317 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
318 (register_edge_assert_for_2): Split the cond argument.
319 (register_edge_assert_for_1): Adjust for the change in
320 register_edge_assert_for_2.
321 (register_edge_assert_for): Split the cond argument.
322 (find_switch_asserts): Adjust for the change in
323 register_edge_assert_for.
325 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
327 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
328 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
329 offsets for 64-bit mingw.
330 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
331 abi for x86_64-pc-mingw.
333 2008-04-02 Richard Guenther <rguenther@suse.de>
335 * tree-vrp.c (extract_range_from_assert): Make sure to not
336 produce range min/max with TREE_OVERFOW set.
337 If merging a anti-range and a range keep the anti-range if
338 the range covers all values of the type.
339 (register_edge_assert_for_2): Only allow sign-changing
340 conversions in detecting canonical range checks. Also
341 register an assert for the unsigned name if useful.
343 PR tree-optimization/35787
344 * tree-vrp.c (vrp_val_max): New function.
345 (vrp_val_min): Likewise.
346 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
347 (vrp_val_is_min): Likewise.
348 (supports_overflow_infinity): Use vrp_val_{min,max}.
349 (negative_overflow_infinity): Likewise.
350 (positive_overflow_infinity): Likewise.
351 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
352 (is_positive_overflow_infinity): Likewise.
353 (is_overflow_infinity): Likewise.
354 (avoid_overflow_infinity): Use vrp_val_{min,max} and
355 vrp_val_is_{min,max}.
356 (set_and_canonicalize_value_range): Canonicalize anti-ranges
357 to ranges if possible. Avoid empty ranges.
359 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
362 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
363 the expression is a function address.
365 2008-04-01 George Helffrich <george@gcc.gnu.org>
367 PR fortran/PR35154, fortran/PR23057
368 * fortran/trans-common.c (create_common): Add decl to function
369 chain to preserve identifier scope in debug output.
371 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
372 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
373 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
374 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
376 (dbxout_syms): Check for COMMON-based symbol and wrap in
377 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
378 in bracket for efficiency.
380 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
381 using DW_TAG_common_block + member offset.
382 (add_pubname_string): New function.
383 (dw_expand_expr): New function to find block name and offset for
385 (common_check): New function to check whether symbol in Fortran COMMON.
386 (gen_variable_die): If COMMON, use DW_TAG_common_block.
388 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
389 use of common is unchanged.
391 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
392 with all combinations of debug options available on target.
393 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
394 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
395 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
396 .stabs functionality.
397 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
400 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
403 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
405 2008-04-02 Ben Elliston <bje@au.ibm.com>
407 * config/v850/v850.md (casesi): Remove if (0) code.
408 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
409 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
411 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.md (rex64suffix): New mode attribute.
414 (floathi<mode>2): Disable expander for SSE math.
415 (*floathi<mode>2_1): New insn insn_and_split pattern.
416 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
417 corresponding post-reload splitters.
418 (*floathi<mode>2_i387): New macroized insn pattern.
419 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
420 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
421 insn_and_split pattern.
422 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
423 New macroized instruction patterns and corresponding post-reload
425 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
426 and corresponding post-reload splitters.
427 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
428 New macroized instruction patterns.
429 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
430 macroized instruction patterns and corresponding post-reload splitters.
431 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
432 corresponding post-reload splitters.
433 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
434 New macroized instruction patterns.
435 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
436 corresponding post-reload splitters.
437 (*floatsi<mode>2_i387): New macroized instruction patterns.
439 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
441 * config/i386/i386.md (smaxmin): New.
443 (maxminiprefix): Likewise.
444 (maxminfprefix): Likewise.
445 (<code><mode>3): Likewise.
446 (smin<mode>3): Removed.
447 (smax<mode>3): Likewise.
449 * config/i386/mmx.md (mmx_<code>v2sf3): New.
450 (mmx_<code>v4hi3): Likewise.
451 (mmx_<code>v8qi3): Likewise.
452 (mmx_smaxv2sf3): Removed.
453 (mmx_sminv2sf3): Likewise.
454 (mmx_umaxv8qi3): Likewise.
455 (mmx_smaxv4hi3): Likewise.
456 (mmx_uminv8qi3): Likewise.
457 (mmx_sminv4hi3): Likewise.
459 * config/i386/sse.md (<addsub><mode>3): New.
460 (*<addsub><mode>3): Likewise.
461 (<sse>_vm<addsub><mode>3): Likewise.
462 (<maxmin><mode>3): Likewise.
463 (*<maxmin><mode>3_finite): Likewise.
464 (*<maxmin><mode>3): Likewise.
465 (<sse>_vm<maxmin><mode>3): Likewise.
466 (sse3_h<addsub>v4sf3): Likewise.
467 (sse3_h<addsub>v2df3): Likewise.
468 (<maxmin>v16qi3): Likewise.
469 (*<maxmin>v16qi3): Likewise.
470 (<maxmin>v8hi3): Likewise.
471 (*<maxmin>v8hi3): Likewise.
472 (*sse4_1_<maxmin><mode>3): Likewise.
473 (*sse4_1_<maxmin><mode>3): Likewise.
474 (add<mode>3): Removed.
475 (*add<mode>3): Likewise.
476 (<sse>_vmadd<mode>3): Likewise.
477 (sub<mode>3): Likewise.
478 (*sub<mode>3): Likewise.
479 (<sse>_vmsub<mode>3): Likewise.
480 (smin<mode>3): Likewise.
481 (*smin<mode>3_finite): Likewise.
482 (*smin<mode>3): Likewise.
483 (<sse>_vmsmin<mode>3): Likewise.
484 (smax<mode>3): Likewise.
485 (*smax<mode>3_finite): Likewise.
486 (*smax<mode>3): Likewise.
487 (<sse>_vmsmax<mode>3): Likewise.
488 (sse3_haddv4sf3): Likewise.
489 (sse3_haddv2df3): Likewise.
490 (sse3_hsubv4sf3): Likewise.
491 (sse3_hsubv2df3): Likewise.
492 (umaxv16qi3): Likewise.
493 (*umaxv16qi3): Likewise.
494 (smaxv8hi3): Likewise.
495 (*smaxv8hi3): Likewise.
496 (*sse4_1_smax<mode>3): Likewise.
497 (*sse4_1_umax<mode>3): Likewise.
498 (uminv16qi3): Likewise.
499 (*uminv16qi3): Likewise.
500 (sminv8hi3): Likewise.
501 (*sminv8hi3): Likewise.
502 (*sse4_1_smin<mode>3): Likewise.
503 (*sse4_1_umin<mode>3): Likewise.
505 2008-04-01 Rafael Espindola <espindola@google.com>
507 * tree-cfg.c (verify_expr): remove in_phi.
508 (verify_stmt): Don't call walk_tree with verify_expr. Use
509 is_gimple_min_invariant instead of is_gimple_val.
511 2008-04-01 Joseph Myers <joseph@codesourcery.com>
513 * doc/include/gpl_v3.texi: Update for manpage generation.
514 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
516 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
517 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
518 gpl_v3.texi instead of gpl.texi.
521 2008-04-01 Jakub Jelinek <jakub@redhat.com>
524 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
526 2008-04-01 Rafael Espindola <espindola@google.com>
528 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
529 (extract_code_and_val_from_cond): Use
530 extract_code_and_val_from_cond_with_ops.
532 2008-04-01 Jan Hubicka <jh@suse.cz>
534 * function.c (free_after_compilation): Free epilogue_delay_list.
535 (prepare_function_start): Assert that previous compilation was freed.
537 2008-04-01 Jan Hubicka <jh@suse.cz>
538 Jim Wilson <wilson@tuliptree.org>
539 Andreas Tobler <andreast@gcc.gnu.org>
542 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
543 rtl.emit instead cfun->emit.
544 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
545 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
547 2008-04-01 Ben Elliston <bje@au.ibm.com>
549 * doc/c-tree.texi (Function Basics): Fix grammatical error.
551 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
553 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
555 (fprofile-use): Add var flag_profile_use
556 * coverage.c (coverage_begin_output): Do not open a gcno file for
557 output only if -ftest-coverage is set.
558 Do not add getpwd() to gcda file path.
559 (build_gcov_info): Check the new flag
560 flag_profile_datafile_relative_path.
561 (coverage_init): Use profile_data_prefix.
562 Read profile counter only if flag_profile_use is set.
563 * opts.c (common_handle_option): New option fprofile-use=,
564 fprofile-dir=, fprofile-generate=.
565 * toplev.c (profile_data_prefix): New variable definition.
566 * toplev.h (profile_data_prefix): New declaration.
567 * doc/invoke.tex (Option Summary, Optimization Options):
570 2008-03-31 James E. Wilson <wilson@tuliptree.org>
572 * varasm.c (output_constant_pool_1): In LABEL_REF check,
573 use tmp consistently.
576 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
577 * config/ia64/ia64.c (rtx_needs_barrier): Handle
578 UNSPEC_FR_RECIP_APPROX_RES.
579 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
581 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
584 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
586 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
589 * fold-const.c (fold_indirect_ref_1): Support accessing non first
590 element of the vector via a pointer.
592 2008-03-31 Ian Lance Taylor <iant@google.com>
594 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
596 2008-03-31 Jan Hubicka <jh@suse.cz>
598 * builtins.c (expand_builtin_setjmp_receiver): Update call of
599 get_arg_pointer_save_area.
600 * expr.c (init_expr): Just clear out rtl.expr.
601 * function.c (free_after_compilation): Clear out whole RTL structure.
602 (get_func_frame_size): Merge into ...
603 (get_frame_size): ... this one.
604 (assign_stack_local_1): Merge into ...
605 (assign_stack_local): ... this one.
606 (expand_function_end): Update call of get_arg_pointer_save_area.
607 (get_art_pointer_save_area): Remove cfun argument.
608 * function.h (emit_status): regno_pointer_align does not need length
609 attribute. Move x_regno_reg_rtx to ...
610 (regno_reg_rtx): ... new global array.
611 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
612 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
613 apply_args_value, forced_labels, stack_pointer_delta):
615 (struct varasm_status): Move here from varasm.c
616 (struct rtl_data): New. Move here some fields from struct function.
617 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
618 frame_offset, stack_check_probe_note, arg_pointer_save_area,
619 used_temp_slots avail_temp_slots, temp_slot_level,
620 nonlocal_goto_handler_labels): Update accesstors.
621 (rtl): New global variable.
622 (struct function): Move some fileds to rtl_data.
623 (get_arg_pointer_save_area): Update prototype.
624 * emit-rtl.c (rtl): Declare.
625 (regno_reg_rtx): Declare.
626 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
628 (gen_reg_rtx): Update.
629 (init_virtual_regs): Do not tate emit_status argument.
630 (init_emit): Do not allocate emit.
631 * varasm.c (varasm_statuc): Move to function.h.
632 (n_deferred_constatns): Update accestor.
633 (init_varasm_status): Do not allocate varasm_status.
634 (force_const_mem, get_pool_size, output_constant_pool): Update.
635 * stmt.c (force_label_rtx): Do not use x_ prefixes.
636 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
638 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
640 PR rtl-optimization/35729
641 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
644 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
647 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
648 load/store if memory is unaligned.
649 (*movti_rex64): Likewise.
651 * config/i386/predicates.md (misaligned_operand): New.
653 2008-03-31 Andrew Pinski <pinskia@gmail.com>
656 * tree-ssa-phiopt.c (conditional_replacement): Return early for
659 2008-03-31 Jan Beulich <jbeulich@novell.com>
661 * config/ia64/constraints.md: Add 'j' constraint.
662 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
663 (movdi_internal): Likewise.
665 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
668 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
670 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
673 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
674 proper error message for the third argument on blendpd and
677 * config/i386/sse.md (blendbits): New.
678 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
680 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
682 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
684 2008-03-30 Richard Guenther <rguenther@suse.de>
687 * fold-const.c (fold_sign_changed_comparison): Do leave
688 conversions to base-types alone.
690 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
692 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
693 the link register if one altivec register is be saved.
695 2008-03-30 Ben Elliston <bje@au.ibm.com>
697 * final.c (final_scan_insn): Remove if (0) code.
699 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
701 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
703 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
705 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
706 of V4SFmode to ix86_binary_operator_ok.
708 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.c (override_options): Initialize
711 ix86_veclib_handler to ix86_veclibabi_svml when
712 -mveclibabi=svml is used.
713 (ix86_veclibabi_svml): New function for SVML ABI style
714 vectorization support.
715 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
717 2008-03-28 Rafael Espindola <espindola@google.com>
719 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
720 (tree_binary_nonnegative_warnv_p): Make it public.
721 (tree_single_nonnegative_warnv_p): Make it public.
722 (tree_invalid_nonnegative_warnv_p): Make it public.
723 (tree_unary_nonzero_warnv_p): Make it public.
724 (tree_binary_nonzero_warnv_p): Make it public
725 (tree_single_nonzero_warnv_p): Make it public.
726 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
727 (extract_range_from_binary_expr): Split the expr argument.
728 (extract_range_from_unary_expr): Split the expr argument.
729 (extract_range_from_comparison): Split the expr argument.
730 (extract_range_from_expr): Use the new aux functions.
731 (vrp_evaluate_conditional_warnv): Use
732 vrp_evaluate_conditional_warnv_with_ops.
733 * tree.h (tree_unary_nonzero_warnv_p): Declare.
734 (tree_binary_nonzero_warnv_p): Declare.
735 (tree_single_nonzero_warnv_p): Declare.
736 (tree_expr_nonzero_warnv_p): Declare.
737 (tree_unary_nonnegative_warnv_p): Declare.
738 (tree_binary_nonnegative_warnv_p): Declare.
739 (tree_single_nonnegative_warnv_p): Declare.
740 (tree_invalid_nonnegative_warnv_p): Declare.
742 2008-03-28 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/30317
745 PR tree-optimization/30911
746 PR tree-optimization/34793
747 * tree-vrp.c (set_and_canonicalize_value_range): New function.
748 (struct assert_locus_d): New member EXPR.
749 (register_new_assert_for): Add EXPR parameter to support
750 ASSERT_EXPR <name, expr OP limit>.
751 (register_edge_assert_for_1): Adjust callers.
752 (find_assert_locations): Likewise.
753 (process_assert_insertions_for): Build condition from expression.
754 (extract_range_from_assert): Handle ASSERT_EXPRs
755 of the form ASSERT_EXPR <name, expr OP limit>.
756 (register_edge_assert_for_2): New helper registering
757 asserts for comparisons. Recognize range tests of the form
758 (unsigned)i - CST1 OP CST2.
759 (register_edge_assert_for_1): Use it.
760 (register_edge_assert_for): Likewise.
761 (needs_overflow_infinity): Integer sub-types
762 do not need overflow infinities.
763 (vrp_val_is_max): The extreme values of integer sub-types
764 are those of the base type.
765 (vrp_val_is_min): Likewise.
766 * tree.def (ASSERT_EXPR): Document extra allowed conditional
769 2008-03-28 Nick Clifton <nickc@redhat.com>
771 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
772 Return GENERAL_REGS for stack adjustment reloads.
774 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
777 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
778 const_vector when all the vectors are constant.
780 2008-03-27 Bob Wilson <bob.wilson@acm.org>
782 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
784 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
785 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
787 (s<code>_sf): Use new scc_sf attribute for opcode names.
789 2008-03-27 Tom Tromey <tromey@redhat.com>
791 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
792 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
793 config/spu/t-spu-elf, config/i386/t-interix,
794 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
795 config/i386/x-darwin, config/i386/x-mingw32,
796 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
797 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
798 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
799 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
800 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
801 config/rs6000/x-darwin, config/rs6000/t-rs6000,
802 config/score/t-score-elf, config/arm/t-strongarm-pe,
803 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
804 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
805 Revert automatic dependency patch.
807 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
810 * config/i386/i386.c (ix86_function_arg_boundary): Align
811 decimal floating point to its natural boundary.
813 2008-03-27 Richard Guenther <rguenther@suse.de>
816 * fold-const.c (fold_comparison): Restrict distinct decl
817 comparison folding to VAR_DECLs and PARM_DECLs. Do not
818 solely rely on operand_equal_p.
820 2008-03-27 Richard Guenther <rguenther@suse.de>
823 * c-common.c (handle_weak_attribute): Reject combination of
826 2008-03-27 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/32810
829 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
830 conversions from DECL_INITIAL.
831 (fold_const_aggregate_ref): Likewise from constructor elements.
833 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
835 * tree-affine.h (aff_combination_expand): Declare.
836 (get_inner_reference_aff): Likewise.
837 * tree-affine.c (aff_combination_expand): Split out from
838 tree_to_aff_combination_expand.
839 (get_inner_reference_aff): New function.
840 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
841 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
842 (struct lim_aux_data): sm_done field removed.
843 (mem_ref_loc_p, mem_ref_locs_p): New types.
844 (struct mem_ref): Added id, stored, accesses_in_loop,
845 indep_loop, dep_loop, indep_ref, dep_ref fields.
846 Removed is_stored, locs and next fields.
847 (memory_accesses): New variable.
848 (movement_possibility): Do not allow moving statements
849 that store to memory.
850 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
852 (determine_max_movement): For statements with memory references,
853 find the outermost loop in that the reference is independent.
854 (move_computations_stmt): Mark the virtual operands for renaming.
855 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
856 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
857 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
858 add_vop_ref_mapping, create_vop_ref_mapping_loop,
859 create_vop_ref_mapping, analyze_memory_references,
860 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
861 get_all_locs_in_loop, ref_always_accessed_p,
862 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
863 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
864 store_motion_loop, store_motion): New functions.
865 (struct vop_to_refs_elt): New type.
866 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
867 memref_hash, memref_eq, hoist_memory_references): Rewritten.
868 (schedule_sm): Replaced by...
869 (execute_sm): ... this.
870 (determine_lsm_ref, hoist_memory_references,
871 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
872 find_more_ref_vops, free_mem_ref, free_mem_refs,
873 determine_lsm_loop, determine_lsm): Removed.
874 (tree_ssa_lim_finalize): Free data structures used by store motion.
875 (tree_ssa_lim): Call analyze_memory_references. Use
876 store_motion instead of determine_lsm.
878 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
880 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
881 rename tmake_file to m68hc11/t-m68hc11.
882 (mcore): Set inhibit_libc to true.
883 * config.host (alpha*-dec-*vms*): Set extra_programs.
884 (interix3*): Don't use host_xmake_file.
885 * configure.ac: Let config.gcc override inhibit_libc.
886 * configure: Regenerate.
888 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
889 * config/t-openbsd-thread: Remove commented out lines.
891 * config/x-interix: Remove.
893 * config/m68hc11/t-m68hc11-gas: Rename to...
894 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
896 * config/mcore/t-mcore: Remove T_CFLAGS.
897 * config/mcore/t-mcore-pe: Likewise.
899 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
901 * configure.ac: Replace custom __GNU_SOURCE test with
902 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
903 * aclocal.m4: Regenerate.
904 * configure: Regenerate.
905 * config.in: Regenerate.
907 2008-03-27 Richard Guenther <rguenther@suse.de>
909 * fold-const.c (target.h): Include.
910 (fold_comparison): Fold comparison of addresses of decls
911 that bind locally or of constants. Consolidate address folding code.
912 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
913 results from fold_binary_to_constant.
914 (compare_values_warnv): Likewise.
916 2008-03-27 Andrew Pinski <pinskia@gmail.com>
919 * fold-const.c (fold_truthop): Check for integeral types when folding
920 a == 0 && b == 0 and a != 0 || b != 0 .
922 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
924 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
926 2008-03-26 Andreas Schwab <schwab@suse.de>
928 * doc/invoke.texi: Fix use of @item vs. @itemx.
930 2008-03-26 Tom Tromey <tromey@redhat.com>
932 * Makefile.in (build/gensupport.o, build/print-rtl.o,
933 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
934 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
935 build/gencodes.o, build/genconditions.o, build/genconfig.o,
936 build/genconstants.o, build/genemit.o, build/genextract.o,
937 build/genflags.o, build/genmddeps.o, build/genopinit.o,
938 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
941 2008-03-26 Richard Guenther <rguenther@suse.de>
944 2008-03-26 Richard Guenther <rguenther@suse.de>
946 * fold-const.c (target.h): Include.
947 (fold_comparison): Fold comparison of addresses of two decls
948 that bind locally. Consolidate address folding code.
950 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
953 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
954 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
955 dconstsqrt2, dconstthird, dconste and/or dconst10.
956 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
957 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
958 dconstsqrt2, dconste): Delete.
959 (init_emit_once): Likewise. Simplify initializing dconstm1.
961 * real.c (get_real_const): New.
962 * real.h (dconst3, dconst10, dconstm2, dconstthird,
963 dconstsqrt2, dconste): Delete.
964 (real_value_const, get_real_const): New.
966 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
968 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
970 * config/i386/i386.c (ix86_function_arg_boundary): Check
971 BIGGEST_ALIGNMENT instead of 128.
972 (setup_incoming_varargs_64): Likewise.
974 2008-03-26 Tom Tromey <tromey@redhat.com>
976 * Makefile.in (DEPFILES): Add missing '/'.
978 2008-03-26 Richard Guenther <rguenther@suse.de>
980 * fold-const.c (target.h): Include.
981 (fold_comparison): Fold comparison of addresses of two decls
982 that bind locally. Consolidate address folding code.
984 2008-03-26 Nick Clifton <nickc@redhat.com>
987 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
988 not allow INT+INT as a legitimate addressing mode.
990 2008-03-26 Richard Guenther <rguenther@suse.de>
992 * tree-flow.h (widen_bitfield): Remove declaration.
993 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
994 (widen_bitfield): Remove function.
995 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
998 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1001 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1004 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1006 PR rtl-optimization/35232
1007 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1008 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1009 reg_reloaded_call_part_clobbered here.
1010 (reload_regs_reach_end_p): New function.
1011 (reload_reg_rtx_for_input): New variable.
1012 (reload_reg_rtx_for_output): Likewise.
1013 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1014 when reassigning a pseudo register. Load reloadreg from
1015 reload_reg_rtx_for_input, moving the mode and register
1017 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1018 instead of the original when deciding whether an input reload
1019 would be a no-op or whether an output reload can be deleted.
1020 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1021 when setting up new_spill_reg_store. Load it from
1022 reload_reg_rtx_for_output, moving the mode and register
1024 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1025 instead of the original when deciding whether an output reload
1026 would be a no-op. Do the same when modifying insn notes.
1027 Use rtx_equal_p instead of == to compare the registers.
1028 (inherit_piecemeal_p): Take a mode and two register numbers
1030 (emit_reload_insns): Clear new_spill_reg_store for every hard
1031 register in the reload register. Remove spill registers
1032 from reg_reloaded_valid before considering whether to record
1033 inheritance information for them. Use reload_reg_rtx_for_output
1034 instead of reg_rtx when recording output reloads. Use
1035 reload_reg_rtx_for_input instead of reg_rtx when recording
1036 input reloads. Set or clear reg_reloaded_call_part_clobbered
1037 at the same time as setting reg_reloaded_valid.
1038 (delete_output_reload): Add a new_reload_reg parameter and use it
1039 instead of rld[j].reg_rtx.
1040 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1043 2008-03-25 Tom Tromey <tromey@redhat.com>
1045 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1046 (build/genattr.o): Likewise.
1047 (build/genattrtab.o): Likewise.
1048 (build/gencodes.o): Likewise.
1049 (build/genconfig.o): Likewise.
1050 (build/genconstants.o): Likewise.
1051 (build/genemit.o): Likewise.
1052 (build/genextract.o): Likewise.
1053 (build/genflags.o): Likewise.
1055 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1057 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1058 instead of size_int for integer types.
1059 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1060 to match type of MINUS_EXPR.
1062 2008-03-25 Tom Tromey <tromey@redhat.com>
1064 * configure: Rebuilt.
1065 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1068 2008-03-25 Tom Tromey <tromey@redhat.com>
1070 * config/x-solaris (host-solaris.o): Update.
1071 * config/x-linux (host-linux.o): Update.
1072 * config/x-hpux (host-hpux.o): Update.
1073 * config/x-darwin (host-darwin.o): Update.
1074 * config/v850/t-v850e (v850-c.o): Update.
1075 * config/v850/t-v850 (v850-c.o): Update.
1076 * config/t-vxworks (vxworks.o): Update.
1077 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1078 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1079 * config/spu/t-spu-elf (spu-c.o): Update.
1081 * config/sh/t-symbian (sh-c.o): Update.
1082 (symbian.o): Update.
1083 * config/sh/t-sh (sh-c.o): Update.
1084 * config/score/t-score-elf (score7.o, score3.o): Update.
1085 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1086 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1087 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1088 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1090 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1091 * config/m32c/t-m32c (m32c-pragma.o): Update.
1092 * config/ia64/t-ia64 (ia64-c.o): Update.
1093 * config/i386/x-mingw32 (host-mingw32.o): Update.
1094 * config/i386/x-i386 (driver-i386.o): Update.
1095 * config/i386/x-darwin (host-i386-darwin.o): Update.
1096 * config/i386/x-cygwin (host-cygwin.o): Update.
1097 * config/i386/t-nwld (nwld.o): Update.
1098 * config/i386/t-netware (netware.o): Update.
1099 * config/i386/t-interix (winnt.o): Update.
1100 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1101 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1102 msformat-c.o): Update.
1103 * config/bfin/t-bfin-linux (generated_files): Add
1104 linux-sysroot-suffix.h.
1105 * config/arm/t-wince-pe (pe.o): Update.
1106 * config/arm/t-strongarm-pe (pe.o): Update.
1107 * config/arm/t-pe (pe.o): Update.
1108 * config/arm/t-arm (arm-c.o): Update.
1109 * doc/install.texi (Prerequisites): Require make 3.80.
1110 * Makefile.in: Remove .o targets.
1111 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1112 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1113 (simple_generated_h, simple_generated_c): Move earlier.
1114 (generated_files): New variable.
1115 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1116 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1117 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1118 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1119 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1120 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1121 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1122 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1123 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1124 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1125 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1126 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1128 (COMPILE.base, COMPILE): New variables.
1129 (%.o): New pattern rule.
1130 (ALL_HOST_OBJS): New variable.
1131 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1132 (dummy-checksum.o, cc1-checksum.o): Remove.
1133 (DRIVER_SHLIB): New variable.
1134 (DRIVER_DEFINES): Use it.
1135 (gencondmd.c): Move out of build/.
1136 (s-conditions): Update.
1137 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1138 (ALL_BUILD_OBJS): Likewise.
1139 (build/%.o): Use BUILDCOMPILE.
1140 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1141 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1142 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1143 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1144 build/genconfig.o, build/genconstants.o, build/genemit.o,
1145 build/genextract.o, build/genflags.o, build/genmddeps.o,
1146 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1147 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1148 build/gen-protos.o, build/scan.o, build/fix-header.o,
1149 build/scan-decls.o): Simplify.
1150 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1151 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1152 prefix.o, toplev.o): Reduce to variable setting.
1153 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1154 ($(out_object_file), gcc-options.o): New targets.
1155 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1156 * configure: Rebuilt.
1157 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1158 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1160 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1162 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1163 complain when we hit an error, return ERROR_MARK_NODE.
1165 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1167 * config/sh/constraints.md (Pso, Psz): New constraints.
1168 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1169 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1171 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1173 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1174 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1176 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1178 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1179 (prefetch_sh2a): New.
1181 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1182 Naveen.H.S <naveen.hs@kpitcummins.com>
1184 * config/sh/constraints.md (I28): New constraint.
1185 * config/sh/sh.c (broken_move): Add support for movi20s.
1186 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1188 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1189 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1190 Naveen.H.S <naveen.hs@kpitcummins.com>
1192 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1193 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1194 (print_operand): Handle resbank in %@ operand code.
1195 (sh_encode_section_info): New.
1196 (push_regs): Add conditions for resbank.
1197 (sh_expand_epilogue): Likewise.
1198 (sh_insert_attributes): Likewise.
1199 (sh_attribute_table): Likewise.
1200 (sh_handle_resbank_handler_attribute): New.
1201 (sh2a_handle_function_vector_handler_attribute): New.
1202 (sh2a_is_function_vector_call): New.
1203 (sh2a_get_function_vector_number): New.
1204 (sh2a_function_vector_p): New.
1205 (sh_cfun_resbank_handler_p): New.
1206 * config/sh/sh.md (calli): Emit jsr/n if possible.
1207 (calli_tbr_rel): New.
1208 (calli_pcrel): Emit jsr/n if possible.
1209 (return_i): Emit rts/n if possible.
1210 (call_valuei_tbr_rel): New.
1211 (call_valuei_pcrel): Add condition for SH2A target.
1212 (call_value): Likewise.
1213 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1214 (sh2a_get_function_vector_number): Likewise.
1215 (sh2a_is_function_vector_call): Likewise.
1216 * doc/extend.texi: Document TBR relative addressing of SH2A.
1217 (resbank): Add description for SH2A.
1219 2008-03-24 Richard Guenther <rguenther@suse.de>
1222 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1223 pointer assignments change conversions according to middle-end rules.
1224 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1225 * configure.ac: Include type checking in yes.
1226 * configure: Regenerate.
1228 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1230 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1231 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1233 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1235 * gthr-vxworks.h (UNUSED): Define.
1237 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1239 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1241 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1243 * doc/extend.texi (Function Attributes): Add missing comma in the
1244 example of the "alloc_size" attribute.
1246 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1249 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1251 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1254 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1257 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1258 of the underlying type of a MS bitfield layout to the natural
1259 alignment of the type.
1261 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1264 to their natural alignment to avoid store forwarding stalls.
1266 2008-03-22 Richard Guenther <rguenther@suse.de>
1268 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1269 For PHI nodes verify the address is invariant.
1270 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1271 (get_symbol_constant_value): Use is_gimple_min_invariant.
1272 (maybe_fold_stmt_indirect): Likewise.
1274 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1276 PR rtl-optimization/33927
1277 * Makefile.in (dse.o): Depend on $(TM_P_H).
1278 * expr.h (extract_low_bits): Declare.
1279 * expmed.c (extract_low_bits): New function.
1280 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1281 * dse.c: Include tm_p.h.
1282 (find_shift_sequence): Remove the read_reg argument and return the
1283 read value. Emit the instructions instead of returning them.
1284 Iterate on new_mode rather than calculating it each time.
1285 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1286 source to NEW_MODE and extract_low_bits to convert the shifted
1288 (replace_read): Allow the load and store to have different mode
1289 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1290 or extraction instructions before trying the replacement. Update
1291 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1293 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1296 to their natural alignment to avoid store forwarding stalls.
1298 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1301 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1302 encouraging but not allowing gprs for input;
1303 change the input constraint to !f#r.
1304 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1306 change the output constraint to !f#r.
1308 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1312 corresponding post-reload splitters.
1313 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1314 when x87 FP math is selected.
1315 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1316 New function prototype.
1317 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1318 unreachable function to ease macroization of insn patterns.
1320 2008-03-21 Martin Jambor <mjambor@suse.cz>
1322 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1323 reference dumps if ddr is NULL or dependence is unknown.
1325 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1327 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1328 unsigned extension into account.
1329 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1330 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1331 Do computations on a scratch register.
1333 2008-03-21 Richard Guenther <rguenther@suse.de>
1335 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1336 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1337 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1338 * tree-ssa-dom.c (record_equality): Likewise.
1339 * tree-inline.c (copy_body_r): Likewise.
1340 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1343 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1345 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1346 as 'delete_unused' argument.
1348 2008-03-20 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1351 special casing of constant qualifiers.
1352 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1353 care about them in general.
1354 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1355 regardless of their type.
1356 (fold_stmt_r): Forcefully fold *& if we end up with that.
1358 2008-03-20 Paul Brook <paul@codesourcery.com>
1360 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1361 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1363 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1365 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1366 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1368 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1370 * common.opt (Wmudflap): New option.
1371 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1372 (mx_register_decls): Likewise.
1373 (mudflap_finish_file): Likewise.
1374 * doc/invoke.texi: Document -Wno-mudflap.
1376 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1378 * c-format.c (replace_format_name_to_system_name): New.
1380 (convert_format_name_to_system_name): New.
1381 (decode_format_attr): Add use of convert_format_name_to_system_name.
1382 (format_types_orig): Add gnu_ prefix to names.
1383 (check_format_info_main): Special treating of \0 escaped names for
1384 supporting multi-character format specifiers as I32, I64.
1385 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1386 (gnu_target_overrides_format_attributes): New.
1387 * c-format.h: Add structure target_ovr_attr to hold
1388 system specific formatter names.
1389 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1390 msformat-c.o file to c_target_objs and cxx_target_objs.
1391 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1392 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1393 (TARGET_N_FORMAT_TYPES): New.
1394 * config/i386/msformat-c.c: New.
1395 * config/i386/t-cygming: Add build rule for msformat-c.o.
1396 * doc/extend.texi: Add new format names gnu_* and ms_* and
1398 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1400 2008-03-20 Ira Rosen <irar@il.ibm.com>
1402 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1403 optimizations turned on under -O3.
1404 (ftree-vectorize): Add that the flag is turned on with -O3.
1406 2008-03-20 Ben Elliston <bje@au.ibm.com>
1408 * regmove.c (try_auto_increment): Fix spelling error in comment.
1409 * final.c (final_scan_insn): Likewise.
1411 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1415 allocator preferences for "y" and "r" class registers.
1416 ("*mov<mode>_internal"): Ditto.
1417 ("*movv2sf_internal_rex64"): Ditto.
1418 ("*movv2sf_internal"): Ditto.
1420 2008-03-19 Michael Matz <matz@suse.de>
1423 * calls.c (expand_call): Check overlap of arguments with call
1424 address for sibcalls.
1426 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1429 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1430 of the underlying type of a MS bitfield layout to the natural
1431 alignment of the type.
1433 2008-03-19 Jan Hubicka <jh@suse.cz>
1436 * toplev.c (decode_d_option): Handle all CPP flags.
1437 * tree-vrp.c: Update tree_pass descriptors.
1438 * regrename.c: Update tree_pass descriptors.
1439 * fwprop.c: Update tree_pass descriptors.
1440 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1441 * tree-into-ssa.c: Update tree_pass descriptors.
1442 * tree-dump.c: Update tree_pass descriptors.
1443 * tree-complex.c: Update tree_pass descriptors.
1444 * tree-dump.h: Update tree_pass descriptors.
1445 * see.c: Update tree_pass descriptors.
1446 * cgraphbuild.c: Update tree_pass descriptors.
1447 * tracer.c: Update tree_pass descriptors.
1448 * tree-loop-distribution.c: Update tree_pass descriptors.
1449 * cgraph.c: Update tree_pass descriptors.
1450 * postreload-gcse.c: Update tree_pass descriptors.
1451 * postreload.c: Update tree_pass descriptors.
1452 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1453 * tree-tailcall.c: Update tree_pass descriptors.
1454 * tree-pass.h (tree_opt_pass): Rename to ...
1455 (opt_pass) ... this one; add "type" field and remove letter field.
1456 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1457 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1458 all_lowering_passes): Update declaration.
1459 * ipa-cp.c: Update tree_pass descriptors.
1460 * final.c: Update tree_pass descriptors.
1461 * omp-low.c: Update tree_pass descriptors.
1462 * tree-ssa-dse.c: Update tree_pass descriptors.
1463 * ipa-reference.c: Update tree_pass descriptors.
1464 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1465 * auto-inc-dec.c: Update tree_pass descriptors.
1466 * reorg.c: Update tree_pass descriptors.
1467 * cgraphunit.c: Update tree_pass descriptors.
1468 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1469 * tree-ssa-ccp.c: Update tree_pass descriptors.
1470 * df-core.c: Update tree_pass descriptors.
1471 * mode-switching.c: Update tree_pass descriptors.
1472 * tree-nomudflap.c: Update tree_pass descriptors.
1473 * modulo-sched.c: Update tree_pass descriptors.
1474 * ipa-pure-const.c: Update tree_pass descriptors.
1475 * cse.c: Update tree_pass descriptors.
1476 * web.c: Update tree_pass descriptors.
1477 * tree-stdarg.c: Update tree_pass descriptors.
1478 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1479 * tree-ssa-dom.c: Update tree_pass descriptors.
1480 * tree-nrv.c: Update tree_pass descriptors.
1481 * tree-ssa-alias.c: Update tree_pass descriptors.
1482 * loop-init.c: Update tree_pass descriptors.
1483 * gimple-low.c: Update tree_pass descriptors.
1484 * ipa-inline.c: Update tree_pass descriptors.
1485 * tree-ssa-sink.c: Update tree_pass descriptors.
1486 * global.c: Update tree_pass descriptors.
1487 * ifcvt.c: Update tree_pass descriptors.
1488 * jump.c: Update tree_pass descriptors.
1489 * predict.c: Update tree_pass descriptors.
1490 * tree-ssa-loop.c: Update tree_pass descriptors.
1491 * recog.c: Update tree_pass descriptors.
1492 * dse.c: Update tree_pass descriptors.
1493 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1494 * tree-eh.c: Update tree_pass descriptors.
1495 * regmove.c: Update tree_pass descriptors.
1497 * function.c: Update tree_pass descriptors.
1498 * tree-vectorizer.c: Update tree_pass descriptors.
1499 * gcse.c: Update tree_pass descriptors.
1500 * ipa-type-escape.c: Update tree_pass descriptors.
1501 * tree-if-conv.c: Update tree_pass descriptors.
1502 * init-regs.c: Update tree_pass descriptors.
1503 * ipa.c: Update tree_pass descriptors.
1504 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1505 * rtl-factoring.c: Update tree_pass descriptors.
1506 * lower-subreg.c: Update tree_pass descriptors.
1507 * bt-load.c: Update tree_pass descriptors.
1508 * tree-dfa.c: Update tree_pass descriptors.
1509 * except.c: Update tree_pass descriptors.
1510 * emit-rtl.c: Update tree_pass descriptors.
1511 * cfgexpand.c: Update tree_pass descriptors.
1512 * tree-cfgcleanup.c: Update tree_pass descriptors.
1513 * cfgcleanup.c: Update tree_pass descriptors.
1514 * tree-ssa-pre.c: Update tree_pass descriptors.
1515 * tree-sra.c: Update tree_pass descriptors.
1516 * tree-mudflap.c: Update tree_pass descriptors.
1517 * tree-ssa-copy.c: Update tree_pass descriptors.
1518 * cfglayout.c: Update tree_pass descriptors.
1519 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1520 * tree-ssa-dce.c: Update tree_pass descriptors.
1521 * tree-ssa.c: Update tree_pass descriptors.
1522 * regclass.c: Update tree_pass descriptors.
1523 * integrate.c: Update tree_pass descriptors.
1524 * tree-optimize.c: Update tree_pass descriptors.
1525 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1526 * tree-object-size.c: Update tree_pass descriptors.
1527 * combine.c: Update tree_pass descriptors.
1528 * tree-outof-ssa.c: Update tree_pass descriptors.
1529 * bb-reorder.c: Update tree_pass descriptors.
1530 * stack-ptr-mod.c: Update tree_pass descriptors.
1531 * var-tracking.c: Update tree_pass descriptors.
1532 * tree-profile.c: Update tree_pass descriptors.
1533 * tree-vect-generic.c: Update tree_pass descriptors.
1534 * reg-stack.c: Update tree_pass descriptors.
1535 * sched-rgn.c: Update tree_pass descriptors.
1536 * tree-ssa-structalias.c: Update tree_pass descriptors.
1537 * tree-cfg.c: Update tree_pass descriptors.
1538 * passes.c (current_pass): Update declaration.
1539 (finish_optimization_passes): Update.
1540 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1541 (register_one_dump_file, register_dump_files_1, next_pass_1):
1543 (init_optimization_passes): Update handling of new types.
1544 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1545 * ipa-struct-reorg.c: Update tree_pass descriptors.
1546 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1547 * combine-stack-adj.c: Update tree_pass descriptors.
1548 * cfgrtl.c: Update tree_pass descriptors.
1549 * dce.c: Update tree_pass descriptors.
1550 * tree-ssanames.c: Update tree_pass descriptors.
1552 2008-03-19 Richard Guenther <rguenther@suse.de>
1555 * tree-ssa.c (walk_data): New structure.
1556 (warn_uninitialized_var): If not always_executed warn with "maybe"
1558 (execute_early_warn_uninitialized): Compute post-dominators.
1559 Initialize always_executed before processing each basic block.
1561 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1564 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1565 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1567 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1569 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1571 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1573 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1575 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1576 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1577 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1578 target after ignore has been set, and move there also the commputation
1579 of subtarget and original_target.
1580 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1581 (LANG_HOOKS_INITIALIZER): Remove it.
1582 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1584 2008-03-18 Richard Guenther <rguenther@suse.de>
1586 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1587 found an expression with constants, note that in the VN for the lhs.
1588 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1589 fold them to constants if possible. Run cleanup_cfg if done so.
1590 (execute_pre): Return todo.
1592 (execute_fre): Likewise.
1593 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1595 (get_prop_source_stmt): Look through pointer conversions.
1597 2008-03-18 Jan Hubicka <jh@suse.cz>
1599 * tree-pretty-print.c: Include predict.h.
1600 (dump_generic_node): Dump predictor.
1601 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1602 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1603 * gimple-low.c (lower_stmt): Likewise.
1604 * expr.c (expand_expr_real): Likewise.
1605 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1607 (build_predict_expr, build_predict_expr): New.
1608 * predict.h (predictor_name, build_predict_expr): Update.
1609 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1610 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1611 * predict.def (PRED_CONTINUE): Update hitrate.
1612 * tree.def (PREDICT_EXPR): Define.
1613 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1614 do not handle BIND_EXPR.
1615 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1616 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1617 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1620 2008-03-18 Michael Matz <matz@suse.de>
1622 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1624 2008-03-18 Richard Guenther <rguenther@suse.de>
1626 * tree-gimple.h (is_gimple_invariant_address): Declare.
1627 (is_gimple_constant): Likewise.
1628 * tree-gimple.c (is_gimple_constant): New function.
1629 (is_gimple_invariant_address): Likewise.
1630 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1631 and is_gimple_invariant_address.
1632 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1634 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1635 an addressable base.
1637 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1640 * gimplify.c (gimplify_expr): Gimplify second operand of
1643 2008-03-17 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/19637
1646 * fold-const.c (fold_unary): Remove restrictions of removing
1647 intermediate pointer-conversions (P2)(P1)P0.
1648 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1649 conversion to void pointer.
1650 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1652 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1655 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1656 emulated thread local variables.
1658 2008-03-16 Richard Guenther <rguenther@suse.de>
1661 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1662 expand TREE_INVARIANT operations that are not gimple invariant.
1664 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1666 * doc/extend.texi (Alignment): Say that the ABI controls
1667 the __alignof__ for non-strict-alignment targets rather
1668 than being a recommendation.
1670 2008-03-15 Paul Brook <paul@codesourcery.com>
1672 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1674 (arm_output_fn_unwind): Mark functions that can not be unwound.
1676 2008-03-15 Paul Brook <paul@codesourcery.com>
1678 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1679 extension instructions.
1681 2008-03-15 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1684 and fold constant aggregate refs.
1685 (fold_const_aggregate_ref): Handle string constants
1686 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1687 (evaluate_stmt): Simplify now that ccp_fold folds constant
1690 2008-03-15 Paul Brook <paul@codesourcery.com>
1692 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1693 (extzv): Use gen_extzv_t2.
1694 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1696 2008-03-15 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1699 (fold_const_aggregate_ref): Likewise.
1700 (get_value): Return NULL if we don't have any values.
1701 (ccp_finalize): Set const_val to NULL after freeing it.
1702 * tree-flow.h (get_symbol_constant_value): Declare.
1703 (fold_const_aggregate_ref): Likewise.
1704 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1706 2008-03-15 Richard Guenther <rguenther@suse.de>
1709 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1710 to not produce negative array indices if not allowed. Add
1711 parameter to indicate that.
1712 (maybe_fold_offset_to_component_ref): Allow negative array
1713 indices only for the first member of a structure.
1714 (maybe_fold_offset_to_reference): Allow negative array indices.
1715 (maybe_fold_stmt_addition): Likewise.
1717 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1718 Anatoly Sokolov <aesok@post.ru>
1720 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1721 (avr_arch): Add ARCH_AVR6.
1722 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1723 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1724 instead of fixed value 2.
1725 (print_operand_address): Use gs() asm specifier instead of pm().
1726 (avr_assemble_integer): (Ditto.).
1727 (avr_output_addr_vec_elt): (Ditto.).
1728 (print_operand): Handle "!" code.
1729 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1730 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1731 (AVR_HAVE_EIJMP_EICALL): Define.
1732 (AVR_3_BYTE_PC): Redefine.
1733 (AVR_2_BYTE_PC): (Ditto.).
1734 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1735 (LINK_SPEC): Add atmega2560 and atmega2561.
1736 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1738 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1739 for 3 byte PC devices.
1740 (call_value_insn): (Ditto.).
1741 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1742 (indirect_jump): Use only for for 2 byte PC devices.
1743 (*tablejump): (Ditto.).
1744 (*indirect_jump_avr6): Add insn.
1745 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1746 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1747 instead of ijmp for 3 byte PC devices.
1748 (__tablejump2__): (Ditto.).
1749 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1750 (MULITLIB_DIRNAMES): (Ditto.).
1751 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1753 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1756 "sse2_umulsidi3". Use V1DI mode for operand 0.
1757 ("mmx_psadbw"): Use V1DI mode for operand 0.
1758 * config/i386/i386-modes.def (V1SI): New vector mode.
1759 * config/i386/i386.c (struct builtin_description)
1760 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1761 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1762 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1763 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1764 v1di_ftype_v8qi_v8qi type.
1765 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1767 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1768 __builtin_ia32_pmuludq]: Fix the mode of return value.
1770 2008-03-15 Richard Guenther <rguenther@suse.de>
1773 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1776 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1778 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1779 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1780 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1781 unless TARGET_SERIALIZE_VOLATILE is enabled.
1782 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1783 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1784 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1786 2008-03-14 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/34172
1789 * tree-flow.h (refs_may_alias_p): Declare.
1790 (get_single_def_stmt): Likewise.
1791 (get_single_def_stmt_from_phi): Likewise.
1792 (get_single_def_stmt_with_phi): Likewise.
1793 * tree-dfa.c (refs_may_alias_p): New function.
1794 (get_single_def_stmt): Likewise.
1795 (get_single_def_stmt_from_phi): Likewise.
1796 (get_single_def_stmt_with_phi): Likewise.
1797 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1798 (vn_reference_lookup_1): New helper function.
1799 (vn_reference_lookup): Walk the virtual use-def chain to
1800 continue searching for a match if the def does not alias the
1801 reference we are looking for.
1803 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1805 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1806 archive and Perzl. Update The Written Word listing.
1808 2008-03-14 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/34043
1811 PR tree-optimization/33989
1812 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1814 (bitmap_find_leader): Use extra argument to verify dominance
1815 relationship inside a basic-block.
1816 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1817 (find_leader_in_sets): Adjust.
1818 (create_component_ref_by_pieces): Take extra argument for
1819 dominance check, handle lookup failures.
1820 (find_or_generate_expression): Likewise.
1821 (create_expression_by_pieces): Likewise.
1822 (insert_into_preds_of_block): Adjust.
1823 (create_value_expr_from): If asked for, verify all operands
1824 are in the blocks AVAIL_OUT set.
1825 (make_values_for_stmt): Check for SSA_NAMEs that are life
1826 over an abnormal edge.
1827 (compute_avail): Remove such check.
1828 (do_SCCVN_insertion): New function.
1829 (eliminate): If we do not find a leader suitable for replacement
1830 insert a replacement expression from SCCVN if available.
1831 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1832 (struct vn_ssa_aux): Add needs_insertion flag.
1833 * tree-ssa-sccvn.c (may_insert): New global flag.
1834 (copy_reference_ops_from_ref): Value-number union member access
1835 based on its size, not type and member if insertion is allowed.
1836 (visit_reference_op_load): For a weak match from union type
1837 punning lookup a view-converted value and insert a SSA_NAME
1838 for that value if that is not found.
1839 (visit_use): Make dumps shorter. Do not disallow value numbering
1840 SSA_NAMEs that are life over an abnormal edge to constants.
1841 (free_scc_vn): Release inserted SSA_NAMEs.
1842 (run_scc_vn): New flag to specify whether insertion is allowed.
1843 Process SSA_NAMEs in forward order.
1844 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1845 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1846 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1847 pointer type to/from integral types that do not change the
1848 precision to regular conversions.
1850 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1852 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1853 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1854 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1855 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1856 input arguments and the mode of return value. Built-in functions
1857 that operate on whole 64-bit MMX register now use V1DI mode.
1859 2008-03-13 Alon Dayan <alond@il.ibm.com>
1860 Olga Golovanevsky <olga@il.ibm.com>
1862 PR tree-optimization/35041
1863 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1864 to locate the right position in a statement.
1866 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1870 * config/i386/xmmintrin.h: Change all static inline functions to
1871 extern inline and add __gnu_inline__ attribute.
1872 * config/i386/bmintrin.h: Ditto.
1873 * config/i386/smmintrin.h: Ditto.
1874 * config/i386/tmmintrin.h: Ditto.
1875 * config/i386/mmintrin-common.h: Ditto.
1876 * config/i386/ammintrin.h: Ditto.
1877 * config/i386/emmintrin.h: Ditto.
1878 * config/i386/pmmintrin.h: Ditto.
1879 * config/i386/mmintrin.h: Ditto.
1880 * config/i386/mm3dnow.h: Ditto.
1882 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1885 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1886 (lower_omp_2): New function.
1887 (lower_omp_1, lower_omp): Rewritten.
1889 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1892 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1893 with the phrase "Microsoft Windows compilers".
1894 (Push/Pop Macro Pragmas): New subsection. Document
1895 #pragma push_macro and pragma pop_macro.
1897 2008-03-12 Paul Brook <paul@codesourcery.com>
1899 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1901 2008-03-12 Paul Brook <paul@codesourcery.com>
1903 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1904 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1905 (thumb2_addsi_shortim): Rename ...
1906 (thumb2_addsi_short): ... to this. Allow register operands.
1907 (thumb2_subsi_short): New pattern.
1908 (thumb2_one_cmplsi2_short,
1909 thumb2_negsi2_short): New patterns and peepholes.
1911 2008-03-12 Paul Brook <paul@codesourcery.com>
1913 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1915 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.md (int_cond): New code iterator.
1919 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1920 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1921 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1922 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1923 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1924 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1925 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1926 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1928 2008-03-12 Paul Brook <paul@codesourcery.com>
1930 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1931 instead of {arm,thumb}_compute_save_reg_mask.
1932 (output_return_instruction): Ditto.
1933 (thumb_unexpanded_epilogue): Ditto.
1934 (thumb1_expand_prologue): Ditto.
1935 (thumb1_output_function_prologue): Ditto.
1936 (arm_set_return_address): Ditto.
1937 (thumb_set_return_address): Ditto.
1938 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1939 regs to achieve stack alignment.
1940 (thumb1_compute_save_reg_mask): Fix compiler warning.
1941 (arm_output_epilogue): Use offsets->saved_regs_mask.
1942 Adjust stack pointer by poping call clobered registers.
1943 (arm_expand_prologue): Use offsets->saved_regs_mask.
1944 Adjust stack pointer by pushing extra registers.
1945 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1947 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1950 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1951 conversion to the operands of a multiplication.
1953 2008-03-12 Richard Guenther <rguenther@suse.de>
1955 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1956 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1957 * timevar.def (TV_TREE_PHIPROP): Add.
1958 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1959 pass description. Use TV_TREE_PHIPROP.
1960 * tree-ssa-forwprop.c: Remove phiprop code.
1962 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1965 * omp-low.c (maybe_lookup_decl): Constify first argument.
1966 (use_pointer_for_field): Change last argument from bool to
1967 omp_context *. Disallow shared copy-in/out in nested
1968 parallel if decl is shared in outer parallel too.
1969 (build_outer_var_ref, scan_sharing_clauses,
1970 lower_rec_input_clauses, lower_copyprivate_clauses,
1971 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1973 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1974 Ira Rosen <irar@il.ibm.com>
1976 * tree-vectorizer.c (free_stmt_vec_info): New function.
1977 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1978 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1979 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1980 * tree-vect-transform.c (vectorizable_conversion): Free
1981 vec_oprnds0 if it was allocated.
1982 (vect_permute_store_chain): Remove unused VECs.
1983 (vectorizable_store): Free VECs that are allocated in the..
1985 (vect_transform_strided_load, vectorizable_load): Likewise.
1986 (vect_remove_stores): Simplify the code.
1987 (vect_transform_loop): Move code to vect_remove_stores().
1988 Call vect_remove_stores() and free_stmt_vec_info().
1990 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1992 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1993 TARGET_HPUX. Revise comment.
1994 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1995 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1996 Use sr4 variant of `be' instruction when not generating PIC code.
1997 (attr_length_call): Adjust for above change.
1999 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2001 * ipa-reference.c (static_execute): Remove module_statics_const and
2002 associated setting code.
2004 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2008 predicate for operand 1.
2009 (paritysi2_cmp): Use register_operand predicate for operand 2.
2010 Use earlyclobber modifier for operand 1. Remove support for
2012 (paritydi2_cmp): Use register_operand predicate for operand 3.
2013 Use earlyclobber modifier for operand 1. Remove support for
2016 2008-03-11 Paul Brook <paul@codesourcery.com>
2017 Vladimir Prus <vladimir@codesourcery.com>
2019 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2020 (arm_compute_save_reg0_reg12_mask): Always
2021 check if register 11 must be saved. Always safe hard frame pointer
2022 when frame_pointer_needeed.
2023 (arm_compute_save_reg_mask): Save IP and PC
2024 only with apcs frames.
2025 (arm_output_epilogue): Adjust Thumb2 codepath to
2026 be also invoked and work for ARM non-apcs frames.
2027 (arm_expand_prologue): Don't bother saving IP
2028 for non-apcs frame, since it's not clobbered by
2029 prologue code. Implement non-apcs frame
2032 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2034 PR rtl-optimization/35281
2035 * expr.c (convert_move): Use a new pseudo for the intermediate
2036 from_mode->word_mode result.
2038 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2040 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2041 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2042 * toplev.c (compile_file): Don't call it.
2044 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2047 * expr.c (store_expr): Call emit_block_move if the mode
2048 of "temp" RTX is BLKmode.
2050 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2051 Richard Guenther <rguenther@suse.de>
2053 PR tree-optimization/31358
2054 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2055 the step with a NULL_TREE.
2056 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2057 to sizetype if type is a pointer type.
2058 (add_candidate_1): Don't convert the base and step to
2059 the generic type if the orginal type is a pointer type.
2060 (add_iv_value_candidates): Use sizetype for the step
2061 if type is a pointer type.
2062 (cand_value_at): Likewise.
2063 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2065 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2066 Don't convert the tem affine to the type.
2067 (add_elt_to_tree): Use sizetype for the step if a pointer.
2068 Use POINTER_PLUS_EXPR for pointers.
2069 (aff_combination_to_tree): Use sizetype for the step if a
2072 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2074 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2075 Remove commutativity hint.
2077 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2081 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2082 errorneous type. Check that v is a VAR_DECL.
2085 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2087 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2089 PR tree-optimization/35494
2090 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2091 may be overriden at link and run time.
2093 2008-03-10 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/34677
2096 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2097 (poolify_tree): Likewise.
2098 (modify_expr_template): Likewise.
2099 (poolify_modify_stmt): Likewise.
2100 (insert_fake_stores): Handle all component-ref style stores
2101 in addition to INDIRECT_REF. Also handle complex types.
2102 Do not poolify the inserted load.
2103 (realify_fake_stores): Do not rebuild the tree but only
2104 make it a SSA_NAME copy.
2105 (init_pre): Remove initialzation of modify_expr_template.
2106 Do not allocate modify_expr_node_pool.
2107 (fini_pre): Do not free modify_expr_node_pool.
2109 2008-03-10 Paul Brook <paul@codesourcery.com>
2111 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2114 2008-03-10 Paul Brook <paul@codesourcery.com>
2115 Mark Shinwell <shinwell@codesourcery.com>
2117 * config/arm/cortex-r4.md: New.
2118 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2120 * config/arm/arm.md: Include cortex-r4.md.
2121 (insn): Add smmls, sdiv and udiv values.
2122 (generic_sched): Don't use generic scheduling for Cortex-R4.
2123 (arm_issue_rate): New function.
2124 (TARGET_SCHED_ISSUE_RATE): Define.
2126 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2128 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2130 2008-03-10 Richard Guenther <rguenther@suse.de>
2132 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2133 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2135 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2137 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2138 Set default to true.
2140 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2142 * c.opt (Wsynth): Deprecate.
2143 * doc/invoke.texi (Option Summary, Warning Options): Document
2144 -Wno-format-contains-nul.
2146 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2150 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2152 2008-03-09 Ira Rosen <irar@il.ibm.com>
2154 * config/rs6000/rs6000.c (builtin_description): Rename vector
2155 left shift operations.
2156 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2157 (altivec_vsl<VI_char>): Rename to ...
2158 (ashl<mode>3): ... new name.
2159 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2161 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2163 2008-03-08 Richard Guenther <rguenther@suse.de>
2165 * coverage.h (tree_coverage_counter_addr): Declare.
2166 * coverage.c (tree_coverage_counter_addr): New function.
2167 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2169 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2170 (tree_gen_one_value_profiler): Likewise.
2171 (tree_gen_ic_profiler): Likewise.
2172 (tree_gen_average_profiler): Likewise.
2173 (tree_gen_ior_profiler): Likewise.
2175 2008-03-08 Richard Guenther <rguenther@suse.de>
2177 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2178 (vn_binary_op_insert): Likewise.
2179 (vn_unary_op_lookup): Likewise.
2180 (vn_unary_op_insert): Likewise.
2181 (vn_nary_op_lookup): Declare.
2182 (vn_nary_op_insert): Likewise.
2183 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2184 and binary hashes, use a single obstack for unary_op_pool
2186 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2187 a single struct vn_nary_op_s. Store tree code length and
2188 a variable number of operands.
2189 (struct vn_reference_op_struct): Remove unused op2.
2190 (vn_reference_op_eq): Do not compare op2.
2191 (vn_reference_op_compute_hash): Do not compute hash of op2.
2192 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2193 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2194 with vn_nary_op_compute_hash.
2195 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2196 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2198 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2200 (visit_unary_op): Call nary functions.
2201 (visit_binary_op): Likewise.
2202 (process_scc): Adjust for struct vn_tables_s changes.
2203 (allocate_vn_table): Likewise.
2204 (free_vn_table): Likewise.
2205 * tree-vn.c (vn_add): Call nary functions.
2206 (vn_lookup): Likewise.
2208 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2211 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2212 wdst back after sync_compare_and_swapqhi_internal.
2214 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386-modes.def (V1DI): New vector mode.
2218 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2219 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2220 (MMXMODE248): Ditto.
2221 (MMXMODE): Add V1DI mode.
2222 (mmxvecsize): Change DI mode to V1DI mode.
2223 ("mov<mode>): Use MMXMODEI8 mode iterator.
2224 ("*mov<mode>_internal_rex64"): Ditto.
2225 ("*mov<mode>_internal"): Ditto.
2226 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2227 ("mmx_sub<mode>3"): Ditto.
2228 ("mmx_adddi3"): Remove insn pattern.
2229 ("mmx_subdi3"): Ditto.
2230 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2231 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2232 ("mmx_ashl<mode>3"): Ditto.
2233 ("mmx_lshrdi3"): Remove insn pattern.
2234 ("mmx_ashldi3"): Ditto.
2235 * config/i386/i386.c (classify_argument): Handle V1DImode.
2236 (function_arg_advance_32): Ditto.
2237 (function_arg_32): Ditto.
2238 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2239 mmx_addv1di3 insn pattern.
2240 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2241 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2242 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2243 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2244 Remove definitions of built-in functions.
2245 (V1DI_type_node): New node.
2246 (v1di_ftype_v1di_int): Ditto.
2247 (v1di_ftype_v1di_v1di): Ditto.
2248 (v2si_ftype_v2si_si): Ditto.
2249 (v4hi_ftype_v4hi_di): Remove node.
2250 (v2si_ftype_v2si_di): Ditto.
2251 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2252 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2253 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2254 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2255 Add new builtins using def_builtin_const.
2256 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2257 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2258 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2259 * config/i386/mmintrin.h (__v1di): New typedef.
2260 (_mm_add_si64): Cast arguments to __v1di type.
2261 (_mm_sub_si64): Ditto.
2262 (_mm_sll_pi16): Cast __count to __v4hi type.
2263 (_mm_sll_pi32): Cast __count to __v2si type.
2264 (_mm_sll_si64): Cast arguments to __v1di type.
2265 (_mm_srl_pi16): Cast __count to __v4hi type.
2266 (_mm_srl_pi32): Cast __count to __v2si type.
2267 (_mm_srl_si64): Cast arguments to __v1di type.
2268 (_mm_sra_pi16): Cast __count to __v4hi type.
2269 (_mm_sra_pi32): Cast __count to __v2si type.
2270 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2271 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2272 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2273 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2274 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2275 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2276 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2277 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2278 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2279 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2280 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2281 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2283 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2285 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2287 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2290 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2291 reg+const addressing for Altivec modes. Don't generate reg+reg
2292 addressing for TFmode or TDmode quantities.
2294 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2296 * c-common.c (vector_types_convertible_p): Call langhook
2297 instead of comptypes.
2299 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2302 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2303 integral and scalar float variables which have a
2306 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2308 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2309 dwarf_register_span hook when emitting unwind information for
2310 register-to-memory saves.
2311 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2312 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2314 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2316 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2317 for the same VAR_DECL.
2319 2008-03-06 Tom Tromey <tromey@redhat.com>
2322 * doc/standards.texi (Standards): Don't mention treelang.
2323 * doc/invoke.texi (Overall Options): Don't mention treelang.
2324 * doc/install.texi (Prerequisites): Don't mention bison or
2326 (Configuration): Don't mention treelang.
2327 (Building): Likewise.
2328 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2330 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2332 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2333 word-extractions out of a multi-word object.
2335 2008-03-06 Richard Guenther <rguenther@suse.de>
2337 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2338 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2339 result type and precision.
2340 * expr.c (get_inner_reference): Set unsignedp based on the result
2341 type of BIT_FIELD_REF.
2342 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2343 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2344 (try_instantiate_multiple_fields): Likewise. Use the correct type
2346 (sra_build_assignment): Likewise.
2347 (sra_build_elt_assignment): Likewise.
2348 (sra_explode_bitfield_assignment): Likewise.
2349 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2350 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2351 set BIT_FIELD_REF_UNSIGNED.
2352 (vectorizable_load): Likewise.
2354 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2356 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2359 2008-03-06 Richard Guenther <rguenther@suse.de>
2361 * alias.c (struct alias_set_entry): Move has_zero_child field
2362 to pack with alias_set.
2364 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2369 2008-03-05 Ian Lance Taylor <iant@google.com>
2371 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2373 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2375 * fwprop.c (update_df): Support width and offset parameters of
2377 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2378 global_conflicts): Change DF_REF_EXTRACT to either
2379 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2380 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2381 * df-scan.c (df_ref_record, df_defs_record,
2382 df_ref_create_structure, df_def_record_1, df_uses_record,
2383 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2384 df_bb_refs_collect, df_entry_block_defs_collect,
2385 df_exit_block_uses_collect): Support new width and offset fields.
2386 (ref_extract_pool): New storage pool.
2387 (df_free_ref): New function.
2388 (df_reg_chain_unlink, df_free_collection_rec,
2389 df_sort_and_compress_refs): Call df_free_ref.
2390 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2392 (df_ref_create_structure): Allocate df_ref_extract if offset and
2393 width fields are used.
2394 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2395 (df_uses_record): Get offset and width from ZERO_EXTRACT
2397 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2398 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2399 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2400 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2401 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2402 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2403 (df_ref_extract): New structure.
2404 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2405 (df_ref_create): Add width and offset parameters.
2407 2008-03-05 Richard Guenther <rguenther@suse.de>
2409 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2410 Use ranges_overlap_p.
2411 (offset_overlaps_with_access): Rename
2412 to ranges_overlap_p and move ...
2413 * tree-flow-inline.h (ranges_overlap_p): ... here.
2415 * tree.h (get_inner_reference, handled_component_p): Update
2418 * tree.h (record_component_aliases, get_alias_set,
2419 alias_sets_conflict_p, alias_sets_must_conflict_p,
2420 objects_must_conflict_p): Move declarations ...
2421 * alias.h (record_component_aliases, get_alias_set,
2422 alias_sets_conflict_p, alias_sets_must_conflict_p,
2423 objects_must_conflict_p): ... here.
2424 Include coretypes.h.
2425 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2427 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2429 * cfg.c: Include tree-flow.h.
2430 (remove_edge_raw): Call redirect_edge_var_map_clear.
2431 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2432 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2433 (redirect_edge_var_map_result): New.
2434 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2435 PENDING_STMT use with redirect_edge_var_map_*.
2436 * tree-ssa.c (edge_var_maps): New definition.
2437 (redirect_edge_var_map_add): New.
2438 (redirect_edge_var_map_clear): New.
2439 (redirect_edge_var_map_dup): New.
2440 (redirect_edge_var_map_vector): New.
2441 (redirect_edge_var_map_destroy): New.
2442 (ssa_redirect_edge): Replace PENDING_STMT use with
2443 redirect_edge_var_map_*.
2444 (flush_pending_stmts): Same.
2445 (delete_tree_ssa): Destroy edge var map.
2446 * tree-flow.h (struct _edge_var_map): New.
2447 Define edge_var_map vector type.
2448 Declare redirect_edge_var_map_* prototypes.
2449 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2450 * tree-cfg.c (reinstall_phi_args): Replace
2451 PENDING_STMT use with redirect_edge_var_map_*.
2453 2008-03-05 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/35472
2456 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2457 whose single use_stmt has a overlapping set of loaded and
2458 stored symbols as that use_stmt might be a noop assignment then.
2460 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2462 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2464 2008-03-05 Richard Guenther <rguenther@suse.de>
2467 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2468 should be constants.
2469 * tree-cfg.c (verify_expr): Verify it.
2470 * fold-const.c (fold_truthop): Remove code generating
2471 BIT_FIELD_REFs of structure bases.
2472 (fold_binary): Likewise.
2473 (fold_ternary): Position and size of BIT_FIELD_REFs are
2474 always host integers.
2475 (make_bit_field_ref): Remove.
2476 (optimize_bit_field_compare): Remove.
2477 (all_ones_mask_p): Remove.
2479 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2482 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2483 (split_block_and_df_analyze): New. Split basic block and rebuild
2485 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2487 (split_pattern_seq): Likewise.
2488 (erase_matching_seqs): Likewise.
2489 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2491 2008-03-04 Geoff Keating <geoffk@apple.com>
2493 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2494 declaration and code.
2495 (tree_invalid_nonnegative_warnv_p): Likewise.
2497 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2499 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2500 examples. Truncate option-names then causing overfull hbox.
2502 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2505 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2507 * configure: Rebuilt.
2509 2008-03-04 Rafael Espindola <espindola@google.com>
2511 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2512 (tree_unary_nonnegative_warnv_p): New.
2513 (tree_binary_nonnegative_warnv_p): New.
2514 (tree_single_nonnegative_warnv_p): New.
2515 (tree_invalid_nonnegative_warnv_p): New.
2516 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2518 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2521 * opts.c (handle_option): Postpone 'unknown option' errors only for
2524 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2527 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2530 2008-03-04 Rafael Espindola <espindola@google.com>
2532 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2533 (tree_binary_nonzero_warnv_p): New.
2534 (tree_single_nonzero_warnv_p): New.
2535 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2537 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2540 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2541 transformations for modes that have signed zeros.
2542 * ifcvt.c (noce_try_abs): Ditto.
2544 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2546 * config/i386/i386.c (override_options): Force
2547 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2549 2008-03-04 Jan Hubicka <jh@suse.cz>
2552 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2555 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2557 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2558 label to probe the stack.
2560 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2562 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2563 (__gthr_win32_mutex_destroy): Declare.
2564 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2565 __gthr_win32_mutex_destroy.
2566 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2568 2008-03-03 Jan Hubicka <jh@suse.cz>
2571 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2572 aggressive on inlining cold calls.
2574 2008-03-03 Richard Guenther <rguenther@suse.de>
2576 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2577 struct copies into the expression table.
2578 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2579 (try_to_simplify): Likewise.
2580 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2581 integral and pointer arguments which do not change the
2582 precision to NOP_EXPRs.
2583 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2584 VIEW_CONVERT_EXPR case.
2586 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2588 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2589 defined in a loop at depth 0 is invariant.
2590 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2591 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2592 be called at loop depth 0.
2594 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2597 * gcc.c (process_command): Update copyright notice dates.
2598 * gcov.c (print_version): Likewise.
2599 * gcov-dump.c (print_version): Likewise.
2600 * mips-tfile.c (main): Likewise.
2601 * mips-tdump.c (main): Likewise.
2603 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2606 * c-common.c (flag_permissive): Delete.
2607 (constant_expression_warnings): Check flags first.
2608 (constant_expression_error): New.
2609 * c-common.h (flag_permissive): Delete.
2610 (constant_expression_error): Declare.
2611 * flags.h (flag_permissive): Declare. Update description.
2612 * diagnostic.c (pedwarn): Update.
2614 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2615 (permissive_error_kind): New.
2616 * toplev.c (flag_permissive): Define. Update description.
2617 * toplev.h (permissive_error_kind): Declare.
2618 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2619 (pedwarn_c90): Use pedantic_warning_kind.
2620 * c-opts.c (c_common_post_options): flag_permissive does not affect
2621 flag_pedantic_errors.
2623 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2625 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2626 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2627 __absvsi2, __absvDI2): Use unsigned arithmetic.
2629 2008-03-02 Andi Kleen <ak@suse.de>
2630 Richard Guenther <rguenther@suse.de>
2632 * struct-equiv.c: Remove file.
2633 * cfg_cleanup.c (condjump_equiv_p): Remove.
2634 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2635 (struct-equiv.o): Remove rule.
2636 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2637 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2638 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2640 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2642 * ifcvt.c (noce_process_if_block): Try to handle only the then
2643 block if the else block exists but isn't suitable.
2645 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2648 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2649 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2650 regression from previous patch.
2652 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2655 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2657 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2658 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2659 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2660 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2661 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2662 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2663 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2664 (__gthread_mutex_destroy_function): Rename to
2665 __gthread_mutex_destroy.
2666 * gthr-dce.h (__gthread_mutex_destroy): Call
2667 pthread_mutex_destroy.
2668 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2669 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2670 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2672 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2674 * df-scan.c (df_ref_chain_change_bb): Simplify.
2675 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2676 set_block_for_insn if there's any change.
2677 * df.h ((df_insn_change_bb): Fix prototype.
2678 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2679 df_insn_change_bb, don't call set_block_for_insn.
2680 * emit-rtl.c (reorder_insns): Likewise.
2681 * haifa-sched.c (move_insn): Likewise.
2683 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2685 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2687 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2689 * tree-flow-inline.h (next_readonly_imm_use): Return
2690 NULL_USE_OPERAND_P after the end.
2692 2008-03-01 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/35411
2695 * tree-sra.c (sra_build_assignment): Split conversion to
2696 final type to a separate statement if we are not assigning
2699 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2701 * fold-const.c (fold_convertible_p): Correct the logic to follow
2702 that in fold_convert().
2704 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2707 * tree-inline.c (build_duplicate_type): When we make a
2708 duplicate type, make it unique in the canonical types system.
2710 2008-02-29 Tom Tromey <tromey@redhat.com>
2712 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2713 input_file_stack_history, input_file_stack_restored): Remove.
2714 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2715 * input.h (struct file_stack): Remove.
2716 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2717 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2719 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2721 (diagnostic_last_module_changed): Add 'map' argument.
2722 (diagnostic_set_last_function): Likewise.
2723 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2724 line map, not input_file_stack.
2725 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2727 2008-02-29 Paul Brook <paul@codesourcery.com>
2729 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2731 2008-02-29 Paul Brook <paul@codesourcery.com>
2733 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2735 2008-02-29 Richard Guenther <rguenther@suse.de>
2737 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2739 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2740 value for comparing for a store match.
2741 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2742 (try_to_simplify): Do not do a full-blown reference lookup.
2744 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2746 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2747 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2749 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2751 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2753 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2754 strides against cache sizes.
2756 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2758 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2761 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2763 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2764 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2765 is smaller than the original promoted value.
2766 (simplify_subreg): If OP is a SUBREG, try to preserve its
2767 SUBREG_PROMOTED_VAR_P information.
2769 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2771 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2772 (VN_INFO_GET): Allocate new objects on the obstack.
2773 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2774 for rpo_numbers_temp, for consistency.
2775 (free_scc_vn): Free the obstack.
2777 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2779 * doc/invoke.texi: Document -ftree-loop-distribution.
2780 * tree-loop-distribution.c: New.
2781 * tree-pass.h (pass_loop_distribution): New.
2782 * graphds.h (struct graph): Add htab_t indices.
2783 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2784 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2785 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2786 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2787 * tree-data-ref.c (debug_data_dependence_relations): New.
2788 (dump_data_dependence_relation): Also print data references.
2789 (free_data_ref): Extern.
2790 (same_access_functions): Moved...
2791 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2792 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2793 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2794 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2795 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2796 (stmts_from_loop): Skip LABEL_EXPR.
2797 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2799 (build_rdg): Initialize rdg->indices htab.
2800 (free_rdg, stores_from_loop, ref_base_address,
2801 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2802 have_similar_memory_accesses_1, ref_base_address_1,
2803 remove_similar_memory_refs): New.
2804 * tree-data-ref.h: Depend on tree-chrec.h.
2805 (debug_data_dependence_relations, free_data_ref): Declared.
2806 (same_access_functions): ... here.
2807 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2809 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2810 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2811 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2812 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2813 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2814 rdg_vertex_for_stmt): Declared.
2815 (struct rdg_edge): Add level.
2817 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2818 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2820 (rdg_has_similar_memory_accesses): New.
2821 * tree-vect-analyze.c: Remove unused static decls.
2822 * lambda.h (dependence_level): New.
2823 * common.opt (ftree-loop-distribution): New.
2824 * tree-flow.h (mark_virtual_ops_in_bb,
2825 slpeel_tree_duplicate_loop_to_edge_cfg,
2826 rename_variables_in_loop): Declared.
2827 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2828 (OBJS-common): Add tree-loop-distribution.o.
2829 (tree-loop-distribution.o): New rule.
2830 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2831 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2832 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2834 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2837 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2838 other than structures and unions.
2840 2008-02-28 Richard Guenther <rguenther@suse.de>
2843 2008-02-26 Richard Guenther <rguenther@suse.de>
2845 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2846 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2847 (lookup_decl_from_uid): Declare.
2848 (remove_decl_from_map): Likewise.
2849 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2850 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2851 (decl_for_uid_map): New global hashtable mapping DECL_UID
2853 (init_ttree): Allocate it.
2854 (insert_decl_to_uid_decl_map): New helper function.
2855 (make_node_stat): Insert new decls into the map.
2856 (copy_node_stat): Likewise.
2857 (lookup_decl_from_uid): New function.
2858 (remove_decl_from_map): Likewise.
2859 (print_decl_for_uid_map_statistics): New helper.
2860 (dump_tree_statistics): Call it.
2862 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2863 (referenced_var_iterator): Adjust.
2864 (FOR_EACH_REFERENCED_VAR): Adjust.
2865 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2866 (num_referenced_vars): Adjust.
2867 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2868 (first_referenced_var): Remove.
2869 (end_referenced_vars_p): Likewise.
2870 (next_referenced_var): Likewise.
2871 (referenced_var_iterator_set): New helper function.
2872 * tree-dfa.c (referenced_var_lookup): Adjust.
2873 (referenced_var_check_and_insert): Likewise.
2874 (remove_referenced_var): Likewise.
2875 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2876 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2877 (verify_call_clobbering): Likewise.
2878 (verify_memory_partitions): Likewise.
2879 (init_tree_ssa): Allocate bitmap instead of hashtable for
2881 (delete_tree_ssa): Adjust.
2882 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2884 (compute_tag_properties): Likewise.
2885 (set_initial_properties): Likewise.
2886 (find_partition_for): Likewise.
2887 (update_reference_counts): Likewise.
2888 (dump_may_aliases_for): Likewise.
2889 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2890 (add_call_clobber_ops): Likewise.
2891 (add_call_read_ops): Likewise.
2892 (get_asm_expr_operands): Likewise.
2893 * tree-into-ssa.c (dump_decl_set): Likewise.
2894 (update_ssa): Likewise.
2895 * tree-sra.c (scan_function): Likewise.
2896 (decide_instantiations): Likewise.
2897 (scalarize_parms): Likewise.
2898 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2899 (dsa_named_for): Likewise.
2900 * tree-ssa-structalias.c (update_alias_info): Likewise.
2901 (merge_smts_into): Likewise.
2903 2008-02-27 David Daney <ddaney@avtrex.com>
2906 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2907 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2908 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2909 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2910 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2912 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2915 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2916 (BUILT_IN_NEXTTOWARD): Remove.
2917 (BUILT_IN_NEXTTOWARDF): Ditto.
2918 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2919 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2921 2008-02-27 Tom Tromey <tromey@redhat.com>
2923 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2924 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2926 2008-02-27 Jan Beulich <jbeulich@novell.com>
2928 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2929 update the respective field on newdecl.
2931 2008-02-27 Revital Eres <eres@il.ibm.com>
2933 PR rtl-optimization/34999
2934 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2935 crossing edges that ends with a call insn.
2936 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2937 call insn and clear the EDGE_CROSSING flag of the crossing edge
2938 when fixing fallthru edges.
2940 2008-02-27 Richard Guenther <rguenther@suse.de>
2943 * fold-const.c (fold_unary): Return the correct argument,
2944 converted to the result type.
2946 2008-02-27 Richard Guenther <rguenther@suse.de>
2949 * expr.c (expand_expr_real_1): Assert on rotates that operate
2951 * fold-const.c (fold_binary): Use the types precision, not the
2952 bitsize of the mode if folding rotate expressions. Build rotates
2953 only for full modes.
2955 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2957 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2959 * c-pragma.c (pragma_ns_name): New typedef.
2960 (registered_pp_pragmas): New variable.
2961 (c_pp_lookup_pragma): New function.
2962 (c_register_pragma_1): If flag_preprocess_only, do nothing
2963 for non-expanded pragmas, for expanded ones push pragma's
2964 namespace and name into registered_pp_pragmas vector.
2965 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2966 flag_preprocess_only, don't register GCC pch_preprocess
2967 pragma if flag_preprocess_only.
2968 * c-opts.c (c_common_init): Call init_pragma even if
2969 flag_preprocess_only.
2970 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2971 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2972 cpp_register_pragma if flag_preprocess_only.
2974 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2977 * c-parser.c (c_parser_translation_unit): Warn for empty
2978 translation unit, not empty source file.
2980 2008-02-26 Paul Brook <paul@codesourcery.com>
2982 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2983 operand for Thumb-2.
2984 * config/arm/arm.h (reg_class): Add CORE_REGS.
2985 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2986 (BASE_REG_CLASS): Use CORE_REGS.
2987 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2988 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2989 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2990 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2991 ARM_REGNO_OK_FOR_INDEX_P.
2992 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2993 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2994 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2995 (ldm/stm peepholes): Ditto.
2996 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2997 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2998 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2999 * config/arm/constraints.md: Enable "k" constraint on ARM.
3001 2008-02-27 Ben Elliston <bje@au.ibm.com>
3003 * config/rs6000/rs6000.c: Annotate cache line size field in all
3004 instances of struct processor_costs.
3006 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3008 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3009 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3010 jump_bypass): New counters.
3011 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3012 * dce.c (gate_ud_dce): Same.
3013 (gate_fast_dce): Same.
3014 * dse.c (gate_dse1): New function.
3015 (gate_dse2): New function.
3016 (gate_dse): Merge results of new gate functions.
3017 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3018 (gate_handle_jump_bypass): Add dbg_cnt.
3019 (gate_handle_gcse): Add dbg_cnt.
3020 * ifcvt.c (gate_handle_if_conversion): Same.
3021 (gate_handle_if_after_combine): Same.
3022 (gate_handle_if_after_reload): Same.
3023 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3025 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3027 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3029 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3031 2008-02-26 Jason Merrill <jason@redhat.com>
3034 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3035 alone if it's the naming decl for the type's main variant.
3037 2008-02-26 Tom Tromey <tromey@redhat.com>
3039 * system.h (USE_MAPPED_LOCATION): Poison.
3040 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3041 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3042 (make_goto_expr_edges): Likewise.
3043 (remove_bb): Likewise.
3044 (execute_warn_function_return): Likewise.
3045 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3047 * c-common.c (fname_decl): Remove old location code.
3048 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3050 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3052 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3053 (gen_rtx_ASM_INPUT): Likewise.
3054 (gen_rtx_ASM_INPUT_loc): Likewise.
3055 (get_rtx_asm_OPERANDS): Remove.
3056 * cfglayout.c (insn_locators_alloc): Remove old location code.
3057 (set_curr_insn_source_location): Likewise.
3058 (curr_insn_locator): Likewise.
3059 * print-tree.c (print_node): Remove old location code.
3060 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3061 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3062 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3063 location_from_locus.
3064 (construct_exit_block): Remove old location code.
3065 * emit-rtl.c (force_next_line_note): Remove old location code.
3066 * profile.c (branch_prob): Remove old location code.
3067 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3068 LOC_LINE): Remove old-location variants.
3069 * langhooks.c (lhd_print_error_function): Remove old location
3071 * configure, config.in: Rebuilt.
3072 * configure.ac (--enable-mapped-location): Remove.
3073 * c-decl.c (c_init_decl_processing): Remove old location code.
3074 (finish_function): Likewise.
3075 * recog.c (decode_asm_operands): Remove old location code.
3076 * c-pch.c (c_common_read_pch): Remove old location code.
3077 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3079 * gimple-low.c (lower_function_body): Remove old location code.
3080 * toplev.c (unknown_location): Remove.
3081 (push_srcloc): Remove old-location variant.
3082 (process_options): Remove old location code.
3083 (lang_dependent_init): Likewise.
3084 * input.h (UNKNOWN_LOCATION): Move definition.
3085 (location_t): Undeprecate.
3086 (source_locus): Remove.
3087 (location_from_locus): Remove.
3088 (struct location_s): Remove.
3089 Remove all old-location code.
3090 (input_line, input_filename): Remove.
3091 * final.c (final_scan_insn): Remove old location code.
3092 * diagnostic.c (diagnostic_build_prefix): Remove
3093 USE_MAPPED_LOCATION test.
3094 * tree.h (gimple_stmt) <locus>: Now a location_t.
3095 (tree_exp) <locus>: Likewise.
3096 (DECL_IS_BUILTIN): Remove old-location variant.
3097 (annotate_with_file_line, annotate_with_locus): Likewise.
3098 (expr_locus, set_expr_locus): Update.
3099 * tree.c (build1_stat): Remove old location code.
3100 (last_annotated_node): Remove.
3101 (annotate_with_file_line): Remove old-location variant.
3102 (annotate_with_locus): Likewise.
3103 (expr_location): Remove old location code.
3104 (set_expr_location): Likewise.
3105 (expr_has_location): Likewise.
3106 (expr_locus): Likewise.
3107 (set_expr_locus): Likewise.
3108 (expr_filename): Don't use location_from_locus.
3109 (expr_lineno): Likewise.
3110 * rtl-error.c (location_for_asm): Remove old location code.
3111 * c-lex.c (cb_line_change): Remove old location code.
3112 (fe_file_change): Likewise.
3113 (cb_def_pragma): Likewise.
3114 (c_lex_with_flags): Likewise.
3115 * gengtype.c (do_typedef): Don't special-case location types.
3116 (define_location_structures): Remove.
3117 (main): Don't call define_location_structures.
3118 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3121 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * builtins.def (BUILT_IN_STDARG_START): Remove.
3125 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3126 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3127 * tree-inline.c (inline_forbidden_p_1): Likewise.
3129 2008-02-26 Richard Guenther <rguenther@suse.de>
3131 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3132 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3133 (lookup_decl_from_uid): Declare.
3134 (remove_decl_from_map): Likewise.
3135 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3136 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3137 (decl_for_uid_map): New global hashtable mapping DECL_UID
3139 (init_ttree): Allocate it.
3140 (insert_decl_to_uid_decl_map): New helper function.
3141 (make_node_stat): Insert new decls into the map.
3142 (copy_node_stat): Likewise.
3143 (lookup_decl_from_uid): New function.
3144 (remove_decl_from_map): Likewise.
3145 (print_decl_for_uid_map_statistics): New helper.
3146 (dump_tree_statistics): Call it.
3148 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3149 (referenced_var_iterator): Adjust.
3150 (FOR_EACH_REFERENCED_VAR): Adjust.
3151 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3152 (num_referenced_vars): Adjust.
3153 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3154 (first_referenced_var): Remove.
3155 (end_referenced_vars_p): Likewise.
3156 (next_referenced_var): Likewise.
3157 (referenced_var_iterator_set): New helper function.
3158 * tree-dfa.c (referenced_var_lookup): Adjust.
3159 (referenced_var_check_and_insert): Likewise.
3160 (remove_referenced_var): Likewise.
3161 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3162 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3163 (verify_call_clobbering): Likewise.
3164 (verify_memory_partitions): Likewise.
3165 (init_tree_ssa): Allocate bitmap instead of hashtable for
3167 (delete_tree_ssa): Adjust.
3168 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3169 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3170 (compute_tag_properties): Likewise.
3171 (set_initial_properties): Likewise.
3172 (find_partition_for): Likewise.
3173 (update_reference_counts): Likewise.
3174 (dump_may_aliases_for): Likewise.
3175 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3176 (add_call_clobber_ops): Likewise.
3177 (add_call_read_ops): Likewise.
3178 (get_asm_expr_operands): Likewise.
3179 * tree-into-ssa.c (dump_decl_set): Likewise.
3180 (update_ssa): Likewise.
3181 * tree-sra.c (scan_function): Likewise.
3182 (decide_instantiations): Likewise.
3183 (scalarize_parms): Likewise.
3184 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3185 (dsa_named_for): Likewise.
3186 * tree-ssa-structalias.c (update_alias_info): Likewise.
3187 (merge_smts_into): Likewise.
3189 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3192 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3193 * c-opts.c (c_common_handle_option): Wall enables
3194 Wvolatile-register-var.
3195 * common.opt: Move Wvolatile-register-var to...
3198 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3200 * common.opt (Wlarger-than=): New.
3201 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3203 * opts.c (common_handle_option): Handle -Wlarger-than=.
3204 * optc-gen.awk: Likewise.
3205 * opth-gen.awk: Likewise.
3206 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3207 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3209 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3211 * c-common.c (match_case_to_enum_1): Add appropriate
3212 OPT_W* parameter to warning.
3213 (c_do_switch_warnings): Likewise.
3214 * c-typeck.c (warning_init): Add one more parameter following
3216 (push_init_level): Update call to warning_init.
3217 (pop_init_level): Likewise.
3218 (add_pending_init): Likewise.
3219 (output_init_element: Likewise.
3221 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3224 * toplev.c (toplev_main): If there are warnings or error, print
3225 errors for ignored options.
3226 * opts.c (ignored_options): New static variable.
3227 (postpone_unknown_option_error): New.
3228 (print_ignored_options): New.
3229 (handle_option): Postpone errors for unknown -Wno-* options.
3230 * opts.h (print_ignored_options): Declare.
3232 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3234 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3237 2008-02-25 Richard Guenther <rguenther@suse.de>
3240 2008-02-25 Richard Guenther <rguenther@suse.de>
3242 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3243 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3244 (lookup_decl_from_uid): Declare.
3245 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3246 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3247 (decl_for_uid_map): New global hashtable mapping DECL_UID
3249 (init_ttree): Allocate it.
3250 (insert_decl_to_uid_decl_map): New helper function.
3251 (make_node_stat): Insert new decls into the map.
3252 (copy_node_stat): Likewise.
3253 (lookup_decl_from_uid): New function.
3254 (print_decl_for_uid_map_statistics): New helper.
3255 (dump_tree_statistics): Call it.
3257 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3258 (referenced_var_iterator): Adjust.
3259 (FOR_EACH_REFERENCED_VAR): Adjust.
3260 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3261 (num_referenced_vars): Adjust.
3262 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3263 (first_referenced_var): Remove.
3264 (end_referenced_vars_p): Likewise.
3265 (next_referenced_var): Likewise.
3266 (referenced_var_iterator_set): New helper function.
3267 * tree-dfa.c (referenced_var_lookup): Adjust.
3268 (referenced_var_check_and_insert): Likewise.
3269 (remove_referenced_var): Likewise.
3270 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3271 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3272 (verify_call_clobbering): Likewise.
3273 (verify_memory_partitions): Likewise.
3274 (init_tree_ssa): Allocate bitmap instead of hashtable for
3276 (delete_tree_ssa): Adjust.
3277 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3279 (compute_tag_properties): Likewise.
3280 (set_initial_properties): Likewise.
3281 (find_partition_for): Likewise.
3282 (update_reference_counts): Likewise.
3283 (dump_may_aliases_for): Likewise.
3284 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3285 (add_call_clobber_ops): Likewise.
3286 (add_call_read_ops): Likewise.
3287 (get_asm_expr_operands): Likewise.
3288 * tree-into-ssa.c (dump_decl_set): Likewise.
3289 (update_ssa): Likewise.
3290 * tree-sra.c (scan_function): Likewise.
3291 (decide_instantiations): Likewise.
3292 (scalarize_parms): Likewise.
3293 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3294 (dsa_named_for): Likewise.
3295 * tree-ssa-structalias.c (update_alias_info): Likewise.
3296 (merge_smts_into): Likewise.
3298 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3301 * doc/invoke.texi (-fcx-limited-range): Document new option.
3302 * toplev.c (process_options): Handle -fcx-fortran-rules.
3303 * common.opt: Add documentation for -fcx-fortran-rules.
3305 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3308 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3309 actual behaviour and C99.
3311 2008-02-26 Ben Elliston <bje@au.ibm.com>
3313 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3314 (ASM_CPU_POWER6_SPEC): Likewise.
3315 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3316 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3317 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3319 2008-02-25 Richard Guenther <rguenther@suse.de>
3321 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3322 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3323 (lookup_decl_from_uid): Declare.
3324 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3325 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3326 (decl_for_uid_map): New global hashtable mapping DECL_UID
3328 (init_ttree): Allocate it.
3329 (insert_decl_to_uid_decl_map): New helper function.
3330 (make_node_stat): Insert new decls into the map.
3331 (copy_node_stat): Likewise.
3332 (lookup_decl_from_uid): New function.
3333 (print_decl_for_uid_map_statistics): New helper.
3334 (dump_tree_statistics): Call it.
3336 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3337 (referenced_var_iterator): Adjust.
3338 (FOR_EACH_REFERENCED_VAR): Adjust.
3339 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3340 (num_referenced_vars): Adjust.
3341 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3342 (first_referenced_var): Remove.
3343 (end_referenced_vars_p): Likewise.
3344 (next_referenced_var): Likewise.
3345 (referenced_var_iterator_set): New helper function.
3346 * tree-dfa.c (referenced_var_lookup): Adjust.
3347 (referenced_var_check_and_insert): Likewise.
3348 (remove_referenced_var): Likewise.
3349 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3350 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3351 (verify_call_clobbering): Likewise.
3352 (verify_memory_partitions): Likewise.
3353 (init_tree_ssa): Allocate bitmap instead of hashtable for
3355 (delete_tree_ssa): Adjust.
3356 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3358 (compute_tag_properties): Likewise.
3359 (set_initial_properties): Likewise.
3360 (find_partition_for): Likewise.
3361 (update_reference_counts): Likewise.
3362 (dump_may_aliases_for): Likewise.
3363 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3364 (add_call_clobber_ops): Likewise.
3365 (add_call_read_ops): Likewise.
3366 (get_asm_expr_operands): Likewise.
3367 * tree-into-ssa.c (dump_decl_set): Likewise.
3368 (update_ssa): Likewise.
3369 * tree-sra.c (scan_function): Likewise.
3370 (decide_instantiations): Likewise.
3371 (scalarize_parms): Likewise.
3372 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3373 (dsa_named_for): Likewise.
3374 * tree-ssa-structalias.c (update_alias_info): Likewise.
3375 (merge_smts_into): Likewise.
3377 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3380 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3381 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3382 * alias.h (nonoverlapping_memrefs_p): Likewise.
3384 2008-02-25 Jan Beulich <jbeulich@novell.com>
3386 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3387 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3388 __emultls_get_address, __emultls_register_common,
3389 __floatundi?f, and _Unwind_GetIPInfo.
3390 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3391 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3392 (gen_regparm_prefix): Likewise.
3393 (i386_nlm_encode_section_info): Sync with
3394 config/i386/winnt.c:i386_pe_encode_section_info().
3395 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3396 i386_nlm_mangle_decl_assembler_name): New.
3397 (netware_override_options): New.
3398 * config/i386/netware.h (netware_override_options): Declare.
3399 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3400 (i386_nlm_mangle_decl_assembler_name): Declare.
3401 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3403 2008-02-25 Ben Elliston <bje@au.ibm.com>
3406 * c-decl.c (grokdeclarator): Remove unused local variables
3407 `typedef_type' and `type_as_written'.
3409 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3410 unused local variable `has_hot_blocks'.
3411 (fix_crossing_conditional_branches): Remove unused local variable
3414 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3417 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3418 using DEF_C99_BUILTIN.
3419 (BUILT_IN_NANF): Ditto.
3420 (BUILT_IN_NANL): Ditto.
3422 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3423 Revital Eres <eres@il.ibm.com>
3425 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3426 regarding the order of two dependent insns in the same row.
3428 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3430 * stor-layout.c (layout_decl): Do not bump the alignment of a
3431 bit-field to more than byte alignment if it is packed.
3433 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3435 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3438 2008-02-24 Diego Novillo <dnovillo@google.com>
3440 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3443 * tree-vrp.c (vrp_evaluate_conditional): With
3444 -Wtype-limits, emit a warning when comparing against a
3445 constant outside the natural range of OP0's type.
3446 * c.opt (Wtype-limits): Move ...
3447 * common.opt (Wtype-limits): ... here.
3449 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3451 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3452 * config/rs6000/e300c2c3.md: New file.
3453 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3455 (rs6000_override_options): Add e300c2 and e300c3 cases to
3456 processor_target_table. Do not allow usage of Altivec or Spe
3457 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3458 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3459 * config/rs6000/rs6000.h (processor_type): Add
3460 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3461 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3462 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3463 and ppce300c3. Include e300c2c3.md.
3465 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3467 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3468 instead of TARGET_STRICT_ALIGN.
3470 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3472 * explow.c (memory_address): Assert that the generated address is
3475 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3478 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3479 * config/darwin-ppc-ldouble-patch.def: New file.
3480 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3481 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3482 SUBTARGET_INIT_BUILTINS if defined.
3483 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3486 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3489 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3490 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3492 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3495 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3496 file" warning condtional on -Winvalid-PCH.
3498 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3500 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3502 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3507 prevent reload from using MMX registers.
3508 (*mov<mode>_internal): Ditto.
3509 (*movv2sf_internal_rex64): Ditto.
3510 (*movv2sf_internal): Ditto.
3512 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3514 PR documentation/31569
3515 * doc/install.texi2html: Use makeinfo --no-number-sections.
3517 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3519 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3520 ensure that we can address an entire entity > 8 bytes. Don't
3521 generate reg+reg addressing for such data.
3523 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3525 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3526 strings when optimizing for size, unless the target cares about
3529 2008-02-22 Tom Tromey <tromey@redhat.com>
3531 * regclass.c (current_pass): Remove declaration.
3533 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3535 * config/avr/libgcc.S (__RAMPZ__): Define.
3536 (__do_copy_data): Add for devices with 128KB code memory.
3538 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3540 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3542 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3544 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3546 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3549 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3552 * c-typeck.c (build_binary_op): Warn about floating point
3553 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3555 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3558 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3559 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3561 (rs6000_override_options): Set altivec_abi as default, not override,
3562 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3563 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3564 is used; use new member spe_abi.
3565 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3566 spe_abi and altivec_abi.
3568 2008-02-22 Tomas Bily <tbily@suse.cz>
3570 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3572 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3575 * config.build (build_file_translate): Set to `CMD //c' only if
3577 * Makefile.in (build_file_translate): Improve comment.
3579 2008-02-21 Jan Hubicka <jh@suse.cz>
3581 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3582 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3583 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3585 2008-02-21 Michael Matz <matz@suse.de>
3588 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3590 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3593 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3595 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3596 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3597 SSE_VEC_FLOAT_MODE_P as insn constraint.
3598 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3599 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3600 sse4a_movntdf using MODEF mode iterator.
3601 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3602 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3603 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3604 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3605 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3606 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3607 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3609 2008-02-21 Richard Guenther <rguenther@suse.de>
3611 * tree.def (PAREN_EXPR): New tree code.
3612 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3614 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3615 * expr.c (expand_expr_real_1): Likewise.
3616 * tree-inline.c (estimate_num_insns_1): Likewise.
3617 * tree-complex.c (expand_complex_move): Likewise.
3618 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3621 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3624 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3626 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3629 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3631 * config/sh/sh.c (find_barrier): Don't go past
3632 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3634 2008-02-20 DJ Delorie <dj@redhat.com>
3636 * config/h8300/h8300.md (insv): Force source operand to be a register.
3638 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3639 as a jump, not as a plain insn.
3641 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3643 * doc/invoke.texi (Warning Options): Add new option
3644 -Wframe-larger-than=.
3645 (-Wframe-larger-than): Document.
3647 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3648 Add declarations for new option variables.
3650 * final.c (final_start_function): Check the frame size
3651 before emission and issue a Wframe-larger-than warning.
3653 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3654 Add definitions for new option variables.
3655 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3657 * common.opt (Wframe-larger-than=): New option.
3659 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3662 (<sse>_div<mode>3): Ditto.
3663 (<sse>_vmdiv<mode>3): Ditto.
3664 (<sse>_vmsqrt<mode>2): Ditto.
3665 (*smax<mode>3): Ditto.
3666 (sse5_frcz<mode>2): Ditto.
3667 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3670 2008-02-20 Richard Guenther <rguenther@suse.de>
3673 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3674 be happy with INTEGRAL_TYPE_P.
3676 2008-02-20 Richard Guenther <rguenther@suse.de>
3678 * fold-const.c (split_tree): Associate floatig-point expressions
3679 if flag_associative_math is set.
3681 2008-02-20 Richard Guenther <rguenther@suse.de>
3683 * tree.h (fold_real_zero_addition_p): Declare.
3684 * fold-const.c (fold_real_zero_addition_p): Export.
3685 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3686 floating-point operations with zero and one.
3688 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3690 * doc/install.texi: Correct references to CFLAGS, replacing them
3691 with BOOT_CFLAGS. Document flags used during bootstrap for
3694 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3696 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3697 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3698 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3700 (smin<mode>3): Ditto from similar patterns.
3701 (smax<mode>3): Ditto.
3702 (*ieee_smin<mode>3): Ditto.
3703 (*ieee_smax<mode>3): Ditto.
3704 * config/i386/sse.md (sse): New mode attribute.
3705 (mov<mode>): Macroize expander from movv4sf and movv2df using
3706 SSEMODEF2P mode iterator.
3707 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3708 SSE_VEC_FLOAT_MODE_P as insn constraint.
3709 (storent<mode>): Ditto.
3710 (storent<mode>): Macroize expander from storentsf and storentdf using
3711 MODEF mode iterator.
3712 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3713 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3714 (abs<mode>2): Ditto from similar patterns.
3715 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3716 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3717 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3718 (<sse>_vmsqrt<mode>2): Ditto.
3719 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3720 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3721 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3722 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3723 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3724 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3725 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3727 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3728 iterator and SSE_FLOAT_MODE_P as insn constraint.
3729 (<sse>_ucomi): Ditto from similar patterns.
3730 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3731 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3732 SSE_VEC_FLOAT_MODE_P as insn constraint.
3733 (vcond<mode>): Ditto from similar patterns.
3734 (and<mode>3, *and<mode>3): Ditto.
3735 (<sse>_nand<mode>3): Ditto.
3736 (ior<mode>3, *ior<mode>3): Ditto.
3737 (xor<mode>3, *xor<mode>3): Ditto.
3738 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3739 iterator and SSE_FLOAT_MODE_P as insn constraint.
3740 (*nand<mode>3): Ditto from similar patterns.
3741 (*ior<mode>3): Ditto.
3742 (*xor<mode>3): Ditto.
3744 2008-02-20 Ira Rosen <irar@il.ibm.com>
3746 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3747 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3748 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3750 2008-02-19 Jan Hubicka <jh@suse.cz>
3752 * predict.c (tree_bb_level_predictions): Remove variable next
3753 mistakely introduced by previous commit.
3755 2008-02-19 Jan Hubicka <jh@suse.cz>
3757 * predict.c (predict_paths_leading_to): Rewrite.
3758 (predict_paths_for_bb): New.
3759 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3761 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3764 * Makefile.in (build_file_translate): New.
3765 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3766 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3767 * configure.ac (build_file_translate): Substitute it.
3768 * configure: Regenerate.
3770 2008-02-19 Jan Hubicka <jh@suse.cz>
3772 PR rtl-optimization/34408
3773 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3776 2008-02-19 Jan Hubicka <jh@suse.cz>
3779 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3782 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3785 * config/i386/i386-modes.def: Revert the last DI alignment
3786 change until Ada people can look into it.
3788 2008-02-19 Nick Clifton <nickc@redhat.com>
3790 * opts.c (print_specific_help): Fix typo in --help text.
3792 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3796 32-bit inline asm without asm alternatives for host GCC < 3.0.
3798 2008-02-19 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/34989
3801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3802 Allow propagation to INDIRECT_REF if we can simplify only.
3804 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3806 * c-common.c (warn_for_collisions_1): Use appropriate option when
3809 2008-02-19 Nick Clifton <nickc@redhat.com>
3812 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3813 (handle_options): Fix indentation.
3814 (print_filtered_help): If no language-specific options were
3815 displayed tell the user how to list all the options supported by
3816 the language's front-end.
3817 (print_specific_help): Fix indentation and remove duplicate line.
3818 (common_handle_option): Handle the -v option.
3819 For --help enable the display of undocumented options if the -v
3820 switch has been included on the command line.
3821 For --help= check for overlaps in the arguments between the option
3822 classes and the language names and issue a warning when they
3823 cannot be disambiguated.
3824 * c.opt (v): Pass on to the common option handler.
3826 2008-02-19 Revital Eres <eres@il.ibm.com>
3828 * modulo-sched.c (sms_schedule): Change dump message when
3829 create_ddg function fails.
3830 (try_scheduling_node_in_cycle): Rename row to cycle.
3831 (print_partial_schedule): Rename CYCLE to ROW.
3833 2008-02-19 Christian Bruel <christian.bruel@st.com>
3834 Zdenek Dvorak <ook@ucw.cz>
3836 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3838 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3842 (*x86_movdicc_0_m1_se): Ditto.
3844 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3846 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3847 (CMPtype): Define as __gcc_CMPtype.
3848 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3849 (CMPtype): Define as __gcc_CMPtype.
3851 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3853 Support valgrind 3.3 for --enable-checking=valgrind.
3854 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3856 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3857 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3858 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3859 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3860 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3861 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3862 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3864 * ggc-zone.c: Similar.
3865 * ggc-page.c: Similar.
3867 2008-02-19 Paul Brook <paul@codesourcery.com>
3870 * config/arm/ieee754-df.S: Fix do_it typo.
3871 * config/arm/ieee754-sf.S: Fix do_it typo.
3873 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3876 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3877 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3878 (OPTION_MASK_ISA_SSE_SET): Likewise.
3879 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3880 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3881 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3882 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3883 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3884 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3885 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3886 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3887 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3888 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3889 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3890 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3891 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3892 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3893 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3894 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3895 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3896 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3897 (OPTION_MASK_ISA_SSE4): Removed.
3898 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3899 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3900 (override_options): Don't turn on implied SSE/MMX bits in
3903 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3908 2008-02-18 Joey Ye <joey.ye@intel.com>
3911 * tree-nested.c (insert_field_into_struct): Set type alignment
3912 to field alignment if the former is less than the latter.
3914 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3916 * BASE-VER: Set to 4.4.0.
3918 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3920 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3921 * doc/cfg.texi: Likewise.
3922 * doc/extend.texi: Likewise.
3923 * doc/gty.texi: Likewise.
3924 * doc/invoke.texi: Likewise.
3925 * doc/loop.texi: Likewise.
3926 * doc/md.texi: Likewise.
3927 * doc/passes.texi: Likewise.
3928 * doc/rtl.texi: Likewise.
3929 * doc/sourcebuild.texi: Likewise.
3930 * doc/tm.texi: Likewise.
3931 * doc/tree-ssa.texi: Likewise.
3933 2008-02-17 Richard Guenther <rguenther@suse.de>
3936 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3937 without default definition.
3939 2008-02-17 Richard Guenther <rguenther@suse.de>
3941 PR tree-optimization/35231
3942 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3945 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3948 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3950 libgcc_cmp_return mode.
3952 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3955 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3957 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3959 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3962 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3964 * doc/c-tree.texi: Use `@.' where appropriate.
3965 * doc/extend.texi: Likewise.
3966 * doc/install.texi: Likewise.
3967 * doc/invoke.texi: Likewise.
3968 * doc/loop.texi: Likewise.
3969 * doc/makefile.texi: Likewise.
3970 * doc/md.texi: Likewise.
3971 * doc/passes.texi: Likewise.
3972 * doc/standards.texi: Likewise.
3973 * doc/tm.texi: Likewise.
3975 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3978 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3980 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3981 rather than in entry_bb.
3983 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3986 libgcc_cmp_return mode.
3988 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3991 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3992 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3994 2008-02-15 Richard Guenther <rguenther@suse.de>
3995 Zdenek Dvorak <ook@ucw.cz>
3997 PR tree-optimization/35164
3998 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3999 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4000 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4001 Only propagate addresses which do not have abnormal SSA_NAMEs
4004 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4007 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4009 2008-02-15 Jan Hubicka <jh@suse.cz>
4012 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4014 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4017 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4018 when calculating alignment_pad.
4020 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4022 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4023 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4024 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4025 and STACK_BOUNDARY define.
4027 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4029 PR preprocessor/35061
4030 * c-pragma.c (handle_pragma_pop_macro): Check that
4031 pushed_macro_table has been allocated.
4033 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4036 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4037 (force_gimple_operand): Likewise.
4038 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4039 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4040 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4041 (find_interesting_uses_address): Check addressability and alignment
4042 of the base expression only after substituting bases of IVs into it.
4044 2008-02-14 Michael Matz <matz@suse.de>
4047 * function.c (instantiate_virtual_regs_in_insn): Reload address
4048 before falling back to reloading the whole operand.
4050 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4052 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4053 before the first section switch note.
4055 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4057 * doc/bugreport.texi: Update copyright years.
4058 * doc/c-tree.texi: Likewise.
4059 * doc/cfg.texi: Likewise.
4060 * doc/cpp.texi: Likewise.
4061 * doc/cppinternals.texi: Likewise.
4062 * doc/fragments.texi: Likewise.
4063 * doc/frontends.texi: Likewise.
4064 * doc/gcc.texi: Likewise.
4065 * doc/gty.texi: Likewise.
4066 * doc/hostconfig.texi: Likewise.
4067 * doc/implement-c.texi: Likewise.
4068 * doc/libgcc.texi: Likewise.
4069 * doc/loop.texi: Likewise.
4070 * doc/makefile.texi: Likewise.
4071 * doc/options.texi: Likewise.
4072 * doc/passes.texi: Likewise.
4073 * doc/rtl.texi: Likewise.
4074 * doc/sourcebuild.texi: Likewise.
4075 * doc/standards.texi: Likewise.
4076 * doc/tree-ssa.texi: Likewise.
4077 * doc/trouble.texi: Likewise.
4079 * doc/extend.texi: Use @: or add comma where appropriate.
4080 * doc/invoke.texi: Likewise.
4081 * doc/tm.texi: Likewise.
4083 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4086 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4089 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4091 * doc/md.texi (clz, ctz): Add reference.
4092 * doc/rtl.texi (clz, ctz): Likewise.
4094 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4097 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4100 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4102 * config/s390/s390.c (struct constant_pool): New field
4103 emit_pool_after added.
4104 (s390_mainpool_start): Set the emit_pool_after flag according
4105 to the section switch notes.
4106 (s390_mainpool_finish): Consider emit_pool_after when emitting
4107 the literal pool at the end of the function.
4108 (s390_chunkify_start): Force literal pool splits at section
4111 2008-02-13 Michael Matz <matz@suse.de>
4114 * var-tracking.c (clobber_variable_part): Correctly traverse the
4117 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4120 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4121 Add -fdump-ipa-inline.
4122 * tree-dump.c (dump_files): Remove tree-inlined dump.
4123 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4125 2008-02-12 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/35171
4128 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4131 2008-02-12 Richard Guenther <rguenther@suse.de>
4134 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4135 value-preserving mode. Disallow final truncation.
4137 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4140 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4141 code from here to...
4142 (force_gimple_operand): ...here.
4144 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4147 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4148 non-compatible pointers.
4149 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4150 different FIELD_DECLs, try harder by comparing field offsets, sizes
4154 * function.c (match_asm_constraints_1): Don't replace the same input
4157 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4159 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4160 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4161 (expand_epilogue): Restore RAMPZ register.
4162 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4164 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4166 * config/i386/cygwin.asm: (__alloca): Correct calling
4167 convention and alignment.
4168 (__chkstk): Force 8 byte stack alignment.
4170 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4171 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/33992
4174 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4175 the zero we compare against.
4177 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4180 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4181 to CloseHandle after unlocking to prevent accumulation of handle
4184 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4187 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4188 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4189 and update LABEL_NUSES during and after reload.
4191 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4194 * combine.c (simplify_if_then_else): Make sure the comparison is
4195 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4197 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4200 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4201 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4202 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4203 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4204 * tree.h (get_type_static_bounds): Likewise.
4206 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4208 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4209 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4210 Make -Wfoo language annotations match what the compiler outputs.
4212 2008-02-08 Sa Liu <saliu@de.ibm.com>
4214 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4215 intrinsics spu_convts, spu_convtu, spu_convtf.
4216 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4218 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4220 * doc/extend.texi (Function Attributes) <noinline>: Mention
4221 asm ("") as method to keep calls.
4223 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4226 * doc/options.texi (Options): Replace references to opts.sh with
4228 * opts-common.c: Likewise.
4229 * optc-gen.awk: Likewise.
4231 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4233 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4235 2008-02-07 Richard Henderson <rth@redhat.com>
4238 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4239 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4242 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4244 PR tree-optimization/35085
4245 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4246 for operand entry oe2 in addition to operand entry oe3 in order to
4247 expose more opportunities for vectorizer sum reduction.
4249 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4252 * Makefile.in (LIBS): Remove $(GMPLIBS).
4253 (cc1-dummy, cc1): Add $(GMPLIBS).
4255 2008-02-06 Jan Hubicka <jh@suse.cz>
4258 * i386.md (moddf_integer): Do not produce partial memory stalls for
4259 targets where it hurts.
4261 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4264 * optabs.c (expand_float): Do not check for decimal modes when
4265 expanding unsigned integer through signed conversion.
4267 2008-02-06 Nick Clifton <nickc@redhat.com>
4269 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4270 inside the clobber with a match_operand and duplicated operand
4271 number in the constraint.
4272 (ineqbranchsi): Delete redundant comment.
4274 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4276 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4277 builtin_define ("__USE_INIT_FINI__").
4278 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4280 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4282 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4284 PR documentation/30330
4285 * doc/invoke.texi (C++ Dialect Options)
4286 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4287 For each warning option -Wfoo that allows -Wno-foo, ensure both
4288 -Wfoo and -Wno-foo are listed in the option index. Fix index
4289 entry of -Wswitch-default, index -Wnormalized= including the
4290 `=', and -Wlarger-than-@var{len} including @var{len}.
4292 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4294 * config/i386/i386.md (floatunssisf2): Use
4295 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4296 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4297 Macroize expander using MODEF mode iterator.
4299 2008-02-05 Diego Novillo <dnovillo@google.com>
4301 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4304 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4306 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4309 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4311 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4315 to indicate if a message should be generated.
4316 (init_cumulative_args): Updated.
4317 (function_value_32): Likewise.
4319 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4321 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4323 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4326 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4327 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4329 2008-02-04 Diego Novillo <dnovillo@google.com>
4331 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4334 * tree-vrp.c (vrp_evaluate_conditional): With
4335 -Wtype-limits, emit a warning when comparing against a
4336 constant outside the natural range of OP0's type.
4338 2008-02-04 Richard Guenther <rguenther@suse.de>
4341 * expr.c (count_type_elements): Give for unions instead of
4344 2008-02-04 Richard Guenther <rguenther@suse.de>
4347 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4348 to TYPE_DOMAINs base type instead of using bitsizetype here.
4350 2008-02-03 Jason Merrill <jason@redhat.com>
4352 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4354 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4357 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4358 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4359 (RS/6000 and PowerPC Options): Fix typos and markup.
4360 * doc/passes.texi (Tree-SSA passes): Likewise.
4362 2008-02-02 Michael Matz <matz@suse.de>
4365 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4366 from record_last_reg_set_info.
4367 (record_last_reg_set_info): Take an RTX argument, iterate over all
4368 constituent hardregs.
4369 (record_last_set_info, record_opr_changes): Change calls to
4370 new signature or to record_last_reg_set_info_regno.
4372 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4374 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4376 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4378 PR rtl-optimization/34773
4379 * reg-notes.def (EQUAL): Mention significance of combination of
4380 REG_EQUAL and REG_RETVAL.
4381 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4382 insn that has a REG_RETVAL.
4384 2008-02-01 Roger Sayle <roger@eyesopen.com>
4387 * configure.ac (--enable-fixed-point): Disable unless explicitly
4389 * configure: Regenerate.
4391 2008-02-01 Richard Guenther <rguenther@suse.de>
4394 * invoke.texi (-finline-limit): Remove no longer true parts
4395 of the documentation. Note that there is no default value.
4397 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4398 Mark Mitchell <mark@codesourcery.com>
4399 Ben Elliston <bje@au.ibm.com>
4402 * doc/extend.texi (Other Builtins): Document.
4404 2008-01-31 Tom Browder <tom.browder@gmail.com>
4406 * doc/c-tree.texi (Types): Fix grammar.
4407 (Expression trees): Ditto.
4408 * doc/passes.texi (Tree-SSA passes): Ditto.
4410 * doc/configterms.texi (Configure Terms): Fix typo.
4411 * doc/cpp.texi (Common Predefined Macros): Ditto.
4412 * doc/md.texi (Machine Constraints): Ditto.
4414 * doc/makefile.texi (Makefile): Add comma.
4416 2008-01-31 Tom Browder <tom.browder@gmail.com>
4417 Gerald Pfeifer <gerald@pfeifer.com>
4419 * doc/sourcebuild.texi (Front End): Remove references to CVS
4420 and CVSROOT/modules.
4421 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4422 (Back End): Remove reference to CVS.
4424 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4427 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4429 (mips16_gp_pseudo_reg): ...here.
4430 * config/mips/mips.md (load_const_gp): Replace with...
4431 (load_const_gp_<mode>): ...this :P-based insn.
4433 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4435 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4436 options. Minor fixes.
4437 (-std): Move reference to standards closer to where language
4438 standards are first mentioned.
4440 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4442 PR rtl-optimization/34995
4443 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4444 parameter and return a bool. If the rtx parameter is nonnull,
4445 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4446 (find_reloads): Update call accordingly. Pass the new operand
4447 if it needed no address reloads, otherwise pass null.
4449 2008-01-30 Richard Henderson <rth@redhat.com>
4452 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4453 for unbounded arrays.
4455 2008-01-30 Silvius Rus <rus@google.com>
4457 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4459 2008-01-30 Jan Hubicka <jh@suse.cz>
4462 * i386.c (init_cumulative_args): Use real function declaration when
4465 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4467 PR rtl-optimization/34998
4468 * global.c (build_insn_chain): Treat non-subreg_lowpart
4469 SUBREGs of pseudos as clobbering all the words covered by the
4470 SUBREG, not just all the bytes.
4471 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4472 original df_ref rather than an extract parameter.
4473 (global_conflicts): Update call accordingly.
4475 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4477 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4478 the overflow check to make it easier to read.
4479 (__fixtfdi): Change the type of the ll member in union
4480 long_double to UDItype_x.
4482 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4485 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4486 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4487 * tree-inline.c (fold_marked_statements): Call
4488 cgraph_update_edges_for_call_stmt if folding a call statement.
4489 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4490 debug_generic_stmt calls, reset it back afterwards.
4493 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4495 * c-typeck.c (build_external_ref): Don't pedwarn about
4496 static vars in current function's scope.
4498 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4500 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4502 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4505 * ipa-struct-reorg.c: Fix spelling.
4506 * params.def: Ditto.
4508 2008-01-29 Richard Guenther <rguenther@suse.de>
4511 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4513 * tree-inline.c (remap_type): Increment remapping_type_depth
4514 around remapping types.
4515 (copy_body_r): Only add referenced variables if they are referenced
4516 from code, not types.
4518 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4529 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4530 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4532 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4535 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4536 pointer for tiny stack.
4538 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4540 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4542 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4544 * config/vx-common.h: Fix typo in comment.
4546 2008-01-28 Ian Lance Taylor <iant@google.com>
4550 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4551 coalesce pointers if they have different DECL_NO_TBAA_P values.
4552 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4553 between variables with different DECL_NO_TBAA_P values.
4555 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4558 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4559 are not legitimate small data references on SPE targets.
4561 2008-01-28 David Daney <ddaney@avtrex.com>
4563 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4565 2008-01-28 David Daney <ddaney@avtrex.com>
4567 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4569 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4571 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4572 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4573 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4574 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4575 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4576 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4577 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4578 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4580 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4582 * basic-block.h (condjump_equiv_p): Fix comment.
4584 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4586 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4587 print_generic_stmt_indented): Fix comment.
4589 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4591 * configure.ac (__stack_chk_fail): Add detecion for availability
4592 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4593 * configure: Regenerate.
4595 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4598 * final.c (output_addr_const): Handle TRUNCATE.
4600 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4603 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4604 (zero_cost, infinite_cost): New constants.
4605 (struct cost_pair): Change type of cost to comp_cost.
4606 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4607 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4609 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4610 split_address_cost, ptr_difference_cost, difference_cost,
4611 get_computation_cost_at, get_computation_cost,
4612 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4613 determine_use_iv_cost_condition, determine_use_iv_costs,
4614 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4615 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4616 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4617 Change type of cost to comp_cost.
4618 (determine_iv_cost): Increase cost of non-original ivs, instead
4619 of decreasing the cost of original ones.
4620 (get_address_cost): Indicate the complexity of the addressing mode
4622 (try_add_cand_for): Prefer using ivs not specific to some object.
4623 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4625 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4626 Janis Johnson <janis187@us.ibm.com>
4629 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4630 (TARGET_INSTANTIATE_DECLS): Likewise.
4631 * target.h (expand_to_rtl_hook): New target hook.
4632 (instantiate_decls): Likewise.
4633 * function.c (instantiate_decl): Make non-static. Rename to...
4634 (instantiate_decl_rtl): ... this.
4635 (instantiate_expr): Use instantiate_decl_rtl.
4636 (instantiate_decls_1): Likewise.
4637 (instantiate_decls): Likewise.
4638 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4639 * function.h (instantiate_decl_rtl): Add prototype.
4640 * cfgexpand.c (target.h): New include.
4641 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4642 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4643 (TARGET_INSTANTIATE_DECLS): Likewise.
4644 (TARGET_INITIALIZER): New target hooks added.
4645 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4647 * config/rs6000/rs6000.c (tree-flow.h): New include.
4648 (machine_function): Add sdmode_stack_slot field.
4649 (rs6000_alloc_sdmode_stack_slot): New function.
4650 (rs6000_instantiate_decls): Likewise.
4651 (rs6000_secondary_memory_needed_rtx): Likewise.
4652 (rs6000_check_sdmode): Likewise.
4653 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4654 (TARGET_INSTANTIATE_DECLS): Likewise.
4655 (rs6000_hard_regno_mode_ok): Allow SDmode.
4656 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4657 (rs6000_emit_move): Handle SDmode.
4658 (function_arg_advance): Likewise.
4659 (function_arg): Likewise.
4660 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4661 SDmode var args for 32-bit compiles.
4662 (rs6000_secondary_reload_class): Handle SDmode.
4663 (rs6000_output_function_epilogue): Likewise.
4664 (rs6000_function_value): Simplify if statement.
4665 (rs6000_libcall_value): Likewise.
4666 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4667 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4668 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4669 (movsd_hardfloat): New define_insn.
4670 (movsd_softfloat): Likewise.
4671 (movsd_store): Likewise.
4672 (movsd_load): Likewise.
4673 (extendsddd2): Likewise.
4674 (extendsdtd2): Likewise.
4675 (truncddsd2): Likewise.
4676 (movdd_hardfloat64): Fixup comment.
4677 (UNSPEC_MOVSD_LOAD): New constant.
4678 (UNSPEC_MOVSD_STORE): Likewise.
4680 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4683 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4685 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4686 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4687 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4690 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4693 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4694 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4695 __LONGDOUBLE128 too.
4696 * config/rs6000/aix61.h: New file.
4698 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4700 PR rtl-optimization/34959
4701 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4702 popcount and parity rtxes the same mode as their operand.
4703 Truncate or extend the result to the return value's mode
4706 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4709 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4710 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4711 to GOT_VERSION_REGNUM.
4712 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4713 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4714 * config/mips/mips.c (mips_emit_call_insn): New function.
4715 (mips_call_tls_get_addr): Call mips_expand_call directly.
4716 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4718 (mips16_build_call_stub): Likewise. Return the call insn or null.
4719 (mips_expand_call): Update the call to mips16_build_call_stub
4720 accordingly and a remove redundant condition. Assert that MIPS16
4721 stubs do not use lazy binding. Use mips_emit_call_insn and return
4723 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4725 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4726 (mips_avoid_hazard): Remove hazard_set handling.
4727 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4728 (UNSPEC_RESTORE_GP): ...this.
4729 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4730 (FAKE_CALL_REGNO): Rename to...
4731 (GOT_VERSION_REGNUM): ...this.
4732 (type): Add "ghost" value. Add an associated insn reservation.
4733 (hazard_set): Remove.
4734 (exception_receiver): Rename to...
4735 (restore_gp): ...this and update the unspec identifier accordingly.
4736 (exception_receiver, nonlocal_got_receiver): New expanders.
4737 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4738 FAKE_CALL_REGNO. Remove hazard_set attribute.
4739 (set_got_version, update_got_version): New patterns.
4741 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4744 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4746 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4749 * doc/install.texi2html: Generate gcc-vers.texi.
4751 2008-01-25 DJ Delorie <dj@redhat.com>
4753 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4755 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4757 * config/c4x: Remove directory.
4758 * config.gcc (crx-*, mt-*): Mark obsolete.
4759 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4760 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4761 sh-*-rtemscoff*): Remove cases.
4762 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4763 * real.c (encode_c4x_single, decode_c4x_single,
4764 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4765 c4x_extended_format): Remove.
4766 * real.h (c4x_single_format, c4x_extended_format): Remove.
4767 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4769 (Pragmas): Remove comment about c4x pragmas.
4770 * doc/install.texi (c4x): Remove target-specific instructions.
4771 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4772 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4773 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4774 refer to C4x source files as examples.
4775 (C4X_FLOAT_FORMAT): Remove documentation.
4777 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4779 * config/bfin/bfin.c (override_options): Reorder tests so that
4780 flag_pic gets enabled for -msep-data.
4782 2008-01-25 Richard Guenther <rguenther@suse.de>
4785 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4786 to its bitfield precision if required.
4788 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4791 * tree-nested.c (walk_omp_for): New function.
4792 (convert_nonlocal_reference, convert_local_reference): Call
4793 walk_omp_for on OMP_FOR.
4794 (convert_call_expr): Call walk_body on OMP_FOR's
4795 OMP_FOR_PRE_INIT_BODY.
4797 2008-01-25 Richard Guenther <rguenther@suse.de>
4799 PR tree-optimization/34966
4800 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4801 default defs and PHI_NODEs we have to insert after the
4804 2008-01-24 Nick Clifton <nickc@redhat.com>
4806 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4807 Provide a default definition.
4808 (LIBGCC2_UNITS_PER_WORD): Likewise.
4810 * config/stormy16/stormy16.c: Include df.h for the prototype
4811 for df_regs_ever_live_p.
4812 (xstormy16_expand_builtin_va_start): Convert the stack offset
4813 into a component_ref and then use POINTER_PLUS_EXPR to add it
4814 to the incoming_virtual_args_rtx.
4815 (xstormy16_gimplify_va_arg_expr): Rename to
4816 xstormy16_gimplify_va_arg_expr.
4817 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4818 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4819 xstormy16_gimplify_va_arg_expr.
4820 Fix up some formatting issues.
4822 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4823 Move to predicates.md.
4824 (xs_hi_general_operand): Likewise.
4825 (xs_hi_nonmemory_operand): Likewise.
4826 * config/stormy16/predicates.md:
4827 (xstormy16_carry_plus_operand): New predicate.
4828 (xs_hi_general_operand): New predicate.
4829 (xs_hi_nonmemory_operand): New predicate.
4830 * config/stormy16/stormy16-protos.h:
4831 (xstormy16_carry_plus_operand): Delete prototype.
4832 (xs_hi_general_operand): Likewise.
4833 (xs_hi_nonmemory_operand): Likewise.
4835 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4836 modifiers as they are no longer needed and they can trigger
4837 reload spill failures.
4839 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4840 with a match_operand in order to help reload.
4842 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4843 constraint with 'e' for the 8th alternative as this version of
4844 the mov.w instruction only accepts the lower 8 registers.
4846 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4849 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4850 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4853 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4856 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4858 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4860 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4862 (remove_structure): Update allocations list before removing structure.
4864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4866 * ipa-struct-reorg.c (is_safe_cond_expr,
4867 create_new_stmts_for_cond_expr): Use integer_zerop function,
4868 that recognize not only zero-pointer, but zero-integer too.
4870 2008-01-25 Ben Elliston <bje@au.ibm.com>
4873 * fixproto: Escape "." in sed expression that strips leading "./".
4875 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4878 * gcc.c (SWITCH_OK): Removed.
4879 (SWITCH_LIVE): Changed to bit.
4880 (SWITCH_FALSE): Likewise.
4881 (SWITCH_IGNORE): Likewise.
4882 (switchstr): Change live_cond to unsigned int.
4883 (process_command): Replace SWITCH_OK with 0.
4884 (do_self_spec): Likewise.
4885 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4886 (give_switch): Likewise.
4887 (used_arg): Likewise.
4888 (do_spec_1): Set the SWITCH_IGNORE bit.
4889 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4890 bits. Set the SWITCH_LIVE bit.
4892 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4894 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4896 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4898 PR tree-optimization/34472
4899 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4900 parameter to a "bool *" and set *DATA to false if there is
4901 an unsafe access. Do not delete the structure here.
4902 (check_cond_exprs): Delete it here instead.
4903 (check_cond_exprs, exclude_cold_structs): Do not increase
4904 I when removing a structure.
4906 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4909 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4910 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4912 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4915 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4916 a fixed vector for stack.
4918 2008-01-24 Ben Elliston <bje@au.ibm.com>
4921 * doc/gcc.texi (Software development): Add a direntry for g++.
4923 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4925 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4926 stale and straggling -fforce-addr comments above.
4928 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4930 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4931 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4933 2008-01-23 Michael Matz <matz@suse.de>
4936 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4939 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4941 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4944 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4946 * config/avr/avr.c (avr_current_arch): New variable.
4947 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4948 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4949 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4950 (avr_override_options): Init 'avr_current_arch'.
4951 (base_arch_s): Move from here...
4952 * config/avr/avr.h (base_arch_s): ... here. Add new members
4953 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4954 'mega' to 'have_jmp_call'.
4955 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4956 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4958 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4960 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4961 MULTILIB_MATCHES): (Ditto.).
4963 2008-01-23 Richard Guenther <rguenther@suse.de>
4966 * cgraphunit.c (cgraph_reset_node): Always mark the node
4967 not reachable if it is not queued already.
4969 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4971 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4972 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4973 (cputype_selected): New static variable.
4974 (bfin_handle_option): Set it if -mcpu is used.
4975 (override_option): Select default set of workarounds if no cpu type
4976 selected on the command line.
4977 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4979 From Michael Frysinger <michael.frysinger@analog.com>
4980 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4981 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4983 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4984 for bf547, bf523, bf524, and bf526.
4985 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4987 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4988 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4989 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4990 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4991 * doc/invoke.texi (Blackfin Options): Document that
4992 -mcpu now accept bf547, bf523, bf524, and bf526.
4994 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4996 PR rtl-optimization/34628
4997 * combine.c (try_combine): Stop and undo after the first combination
4998 if an autoincrement side-effect on the first insn has effectively
5001 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5004 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5005 Offset addresses are not valid for Altivec or paired float modes.
5007 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5010 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5011 if DECL_INITIAL (decl) is error_mark_node.
5014 * c-common.c (handle_vector_size_attribute): Only allow
5015 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5016 the same way as pointer, array etc. types.
5017 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5020 * tree.c (build_type_attribute_qual_variant): Call
5021 build_qualified_type if attributes are equal, but quals are not.
5023 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5026 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5027 * flags.h (warn_strict_aliasing): Remove.
5028 (warn_strict_overflow): Remove.
5029 * opts.c (warn_strict_aliasing): Remove.
5030 (warn_strict_overflow): Remove.
5031 * c-opts.c (c_common_handle_option): -Wall only sets
5032 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5033 (c_common_post_options): Give default values to -Wstrict-aliasing
5034 and -Wstrict-overflow if they are uninitialized.
5035 * common.opt (Wstrict-aliasing): Specify Var and Init.
5036 (Wstrict-overflow): Likewise.
5038 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5040 PR rtl-optimization/26854
5041 PR rtl-optimization/34400
5042 PR rtl-optimization/34884
5043 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5045 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5046 (df_rd_bb_info.expanded_lr_out): Deleted
5047 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5048 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5049 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5050 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5051 Removed code to allocate, initialize or free expanded_lr_out.
5052 (df_rd_bb_local_compute_process_def): Restructured to make more
5054 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5055 sets if the sets are being trimmed.
5057 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5060 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5061 (as_vers): Likewise.
5062 * configure: Regenerated.
5064 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5067 * tree-pass.h (pass_build_alias): New pass.
5068 * tree-ssa-alias.c (gate_build_alias): New.
5069 (pass_build_alias): New.
5070 * passes.c (init_optimization_passes): Add pass_build_alias after
5071 pass_create_structure_vars.
5073 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5075 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5076 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5077 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5078 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5079 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5080 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5081 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5082 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5083 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5084 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5085 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5086 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5087 * config/s390/s390.md (FP_ALL): New mode iterator.
5088 (_d): New mode attribute.
5089 ("*signbit<mode>2>"): Changed mode of first operand.
5090 ("isinf<mode>2"): Changed mode of first operand.
5091 ("*TDC_insn"): Adaptation for DFP modes.
5093 2008-01-22 Ben Elliston <bje@au.ibm.com>
5095 * tree.c (check_qualified_type): Improve function description.
5097 2008-01-21 Jason Merrill <jason@redhat.com>
5100 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5101 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5104 2008-01-21 DJ Delorie <dj@redhat.com>
5106 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5109 2008-01-21 Richard Guenther <rguenther@suse.de>
5112 * tree-cfg.c (verify_expr): Allow all invariant expressions
5113 instead of just constant class ones as reference argument.
5114 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5115 like any other constant.
5116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5118 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5120 * regmove.c (fixup_match_1): Update call crossed frequencies.
5122 2008-01-21 Richard Guenther <rguenther@suse.de>
5125 * tree-inline.c (setup_one_parameter): Deal with mismatched
5126 types using a VIEW_CONVERT_EXPR.
5128 2008-01-21 Alon Dayan <alond@il.ibm.com>
5129 Olga Golovanevsky <olga@il.ibm.com>
5131 PR tree-optimization/34701
5132 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5133 when the structure size is not a power of 2.
5135 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5137 * doc/install.texi: Add doc for --enable-checking=df.
5139 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5141 PR rtl-optimization/34808
5142 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5144 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5146 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5149 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5151 PR rtl-optimization/26854
5152 PR rtl-optimization/34400
5153 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5155 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5156 (df_rd_bb_info.expanded_lr_out): New.
5157 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5158 * loop_iv.c (iv_analysis_loop_init): Ditto.
5159 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5160 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5161 Added code to allocate, initialize or free expanded_lr_out.
5162 (df_rd_bb_local_compute_process_def): Restructured to make
5163 more understandable.
5164 (df_rd_confluence_n): Add code to do nothing with fake edges and
5165 code to no apply invalidate_by_call sets if the sets are being trimmed.
5166 (df_lr_local_finalize): Renamed to df_lr_finalize.
5167 (df_live_local_finalize): Renamed to df_live_finalize.
5169 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5172 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5173 deciding whether to use reciprocal instructions.
5175 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5177 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5178 dwarf2out_note_section_used if cold_text_section is NULL.
5180 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5182 PR gcov-profile/34610
5183 * tree-cfg.c (make_edges): Mark both outgoing edges from
5184 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5185 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5186 from OMP_FOR and OMP_CONTINUE outgoing edges.
5188 * tree-profile.c (tree_profiling): Return early if
5189 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5191 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5192 from cfun to child_cfun.
5193 * function.h (struct function): Add after_tree_profile bit.
5195 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5197 * config/avr/avr.S (_exit): Disable interrupt.
5199 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5200 Steven Bosscher <stevenb.gcc@gmail.com>
5202 PR rtl-optimization/26854
5203 PR rtl-optimization/34400
5204 * df-problems.c (df_live_scratch): New scratch bitmap.
5205 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5206 (df_live_reset): Clear the proper bitmaps.
5207 (df_live_bb_local_compute): Only process the artificial defs once
5208 since the order is not important.
5209 (df_live_init): Init the df_live sets only with the variables
5210 found live by df_lr.
5211 (df_live_transfer_function): Use the df_lr sets to prune the
5212 df_live sets as they are being computed.
5213 (df_live_free): Free df_live_scratch.
5215 2008-01-18 Ian Lance Taylor <iant@google.com>
5217 * common.opt: Add fmerge-debug-strings.
5218 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5219 flag_merge_debug_strings rather than flag_merge_constants.
5220 * doc/invoke.texi (Option Summary): Mention
5221 -fmerge-debug-strings.
5222 (Debugging Options): Document -fmerge-debug-strings.
5224 2008-01-18 Ian Lance Taylor <iant@google.com>
5227 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5228 (struct tree_function_decl): Add new field operator_new_flag.
5229 * tree-inline.c (expand_call_inline): When inlining a call to
5230 operator new, force the return value to go into a variable, and
5231 set DECL_NO_TBAA_P on that variable.
5232 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5234 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5237 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5238 DWARF2_DEBUGGING_INFO.
5239 (dwarf2out_note_section_used): Ditto. Add prototype.
5240 (have_multiple_function_sections, text_section_used,
5241 cold_text_section_used, *cold_text_sections): Move declarations
5244 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5246 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5247 field and add signal_ra.
5248 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5249 assignments to frame state pc. Move end of stack check after
5250 MD_FALLBACK_FRAME_STATE_FOR.
5251 (uw_update_context_1): Use frame state signal_regs if set, instead
5252 of checking signal_frame flag.
5253 (uw_update_context): Use frame state signal_ra if set.
5254 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5255 * config/xtensa/linux-unwind.h: New file.
5257 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5259 * modulo-sched.c (get_sched_window): Fix comment typo.
5261 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5263 PR tree-optimization/34648
5264 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5266 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5268 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5269 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5271 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5273 PR rtl-optimization/34400
5274 * df-core.c (df_worklist_dataflow_overeager,
5275 df_worklist_dataflow_doublequeue): New functions.
5276 (df_worklist_dataflow): Two different worklist solvers.
5277 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5283 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5284 and ftree-parallelize-loops.
5286 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5288 PR rtl-optimization/34826
5289 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5291 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5293 * global.c (find_reg): Mark the eh regs as used if necessary.
5294 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5295 * ra.h (struct allocno): no_eh_reg field added. Changed
5296 no_stack_reg type to bitfield.
5298 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5300 * tree.c (substitute_in_expr): Add missing 'break'.
5302 2008-01-17 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/34825
5305 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5306 x / x as division to handle.
5308 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5310 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5311 "-pthread" is specified.
5312 * pa-hpux11.h (LIB_SPEC): Likewise.
5314 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5315 Peter Bergner <bergner@vnet.ibm.com>
5317 PR rtl-optimization/33796
5318 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5320 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5322 PR libgfortran/34699
5323 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5325 * pa-hpux10.h (LINK_SPEC): Likewise.
5326 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5328 2008-01-16 Richard Guenther <rguenther@suse.de>
5331 * fold-const.c (fold_convert_const_int_from_int): Do not
5332 set overflow if that occured only because of a sign extension
5333 change when converting from/to a sizetype with the same
5334 precision and signedness.
5336 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5339 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5340 location address to the correct place. Update copyright year.
5342 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5344 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5345 no dependences in the dependence_relations vector.
5347 2008-01-16 Jan Hubicka <jh@suse.cz>
5349 PR rtl-optimization/31396
5350 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5351 * cfg.c (dump_reg_info): Print it.
5352 * regs.h (struct reg_info_t): add freq_calls_crossed.
5353 (REG_FREQ_CALLS_CROSSED): New macro.
5354 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5355 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5356 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5357 regmove_optimize): Update call crossed frequencies.
5358 * local-alloc.c (struct qty): Add freq_calls_crossed.
5359 (alloc_qty): Copute freq_calls_crossed.
5360 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5361 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5362 * ra.h (struct allocno): Add freq_calls_crossed.
5364 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5366 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5367 libgomp when compiling with ftree-parallelize-loops.
5368 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5370 2008-01-16 Richard Guenther <rguenther@suse.de>
5372 PR tree-optimization/34769
5373 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5374 * tree.c (int_cst_value): Instead make this function more
5375 permissive in what it accepts as valid input. Document this
5376 function always sign-extends the value.
5378 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5379 Richard Guenther <rguenther@suse.de>
5382 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5383 (gimple_fold_indirect_ref_rhs): ... this.
5384 (gimple_fold_indirect_ref): New function with foldings
5385 that preserve lvalueness.
5386 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5387 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5388 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5389 to fold an INDIRECT_REF, fall back to the old use of
5390 fold_indirect_ref_1.
5392 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5394 * tree-data-ref.c (subscript_dependence_tester_1): Call
5395 free_conflict_function.
5396 (compute_self_dependence): Same.
5398 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5401 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5402 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5404 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5405 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5406 for DWARF2_UNWIND_INFO targets.
5408 2008-01-16 Richard Guenther <rguenther@suse.de>
5411 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5412 type qualifiers for function types.
5414 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5416 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5417 loop_iterator li from previous commit.
5419 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5421 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5423 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5425 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5426 (parallelize_loops): Don't parallelize irreducible components.
5428 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5431 * c-opts (c_common_post_options): Do not enable CPP
5432 flag_pedantic_errors by default.
5434 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5436 PR rtl-optimization/31944
5437 * cse.c (remove_pseudo_from_table): New function.
5438 (merge_equiv_classes): Use above function to remove pseudo-registers.
5439 (invalidate): Likewise.
5441 2008-01-13 Richard Guenther <rguenther@suse.de>
5444 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5445 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5447 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5449 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5450 validate_change to unshare the source of the PC set.
5452 2008-01-12 Jan Hubicka <jh@suse.cz>
5455 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5456 references above array bounds. This might trigger bounds checks for
5459 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5461 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5462 new_replaceable_dependencies.
5464 2008-01-12 Doug Kwan <dougkwan@google.com>
5466 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5467 instead of OPT_Wreturn_type in warning due to ignored return type
5469 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5470 options included in -Wextra.
5471 * c.opt: New option -Wignored_qualifiers.
5472 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5473 -Wignore_qualifiers.
5474 (-Wignored-qualifiers): Document.
5475 (-Wreturn-type): Remove description of functionality now handled
5476 by -Wignored-qualifiers.
5478 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5481 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5482 NOP_EXPR if it is between integral types with the same precision.
5484 2008-01-12 Jan Hubicka <jh@suse.cz>
5487 * invoke.texi (max-inline-recursive-depth): Fix default value.
5489 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5491 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5494 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5496 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5498 2008-01-11 James E. Wilson <wilson@specifix.com>
5501 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5503 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5505 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5506 save/restore frame pointer register and don't use 'call-prologues'
5507 optimization in function with "OS_task" attribute.
5509 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5512 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5513 when copying to memory.
5515 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5517 PR rtl-optimization/30905
5518 * cfgcleanup.c: Include dce.h
5519 (crossjumps_occured): New global variable.
5520 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5521 If something changed, set crossjumps_occured to true.
5522 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5523 Don't add/remove fake edges to exit here...
5524 (cleanup_cfg): ...but do it here, when crossjumping.
5525 Run a fast DCE when successful crossjumps occured in the latest
5526 iteration of try_optimize_cfg.
5528 2008-01-11 Richard Guenther <rguenther@suse.de>
5530 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5531 (struct vn_unary_op_s): Likewise.
5532 (vn_reference_insert): Free old reference on hash collision.
5534 2008-01-10 Raksit Ashok <raksit@google.com>
5536 PR rtl-optimization/27971
5537 * combine.c (find_split_point): Split PLUS expressions which are
5538 inside a MEM rtx, and whose first operand is complex.
5540 2008-01-10 DJ Delorie <dj@redhat.com>
5542 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5543 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5544 (m32c_hard_regno_ok): Call the underlying function.
5546 2008-01-10 Richard Guenther <rguenther@suse.de>
5549 * tree-cfg.c (tree_merge_blocks): Do not go through the
5550 full-blown folding and stmt updating path if we just deal
5551 with virtual operands.
5552 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5553 test for abnormal SSA_NAMEs.
5555 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5558 * reload.c (push_reload): Add assertions. All constants from
5559 reg_equiv_constant should have been used for replacing the respective
5561 (find_reloads_address): Invoke find_reloads_address_part for
5562 constant taken from the reg_equiv_constant array.
5564 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5566 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5567 field (valnum) the first in the struct. Replace bools with
5570 2008-01-10 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/34651
5573 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5574 types and ordering for masking and converting.
5576 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5578 PR tree-optimization/34017
5579 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5580 also for PHI_NODE expressions.
5582 2008-01-09 Jan Hubicka <jh@suse.cz>
5584 PR tree-optimization/34708
5585 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5586 based on number of case labels.
5587 (init_inline_once): Remove switch_cost.
5588 * tree-inline.h (eni_weights_d): Remove switch_cost.
5590 2008-01-09 Richard Guenther <rguenther@suse.de>
5591 Andrew Pinski <andrew_pinski@playstation.sony.com>
5594 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5595 temporary if an rvalue is ok or an lvalue is not required.
5597 2008-01-09 Richard Guenther <rguenther@suse.de>
5600 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5603 2008-01-09 Richard Guenther <rguenther@suse.de>
5606 * tree.c (host_integerp): Check for sizetype only if the
5607 type is an integer type.
5609 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5612 * opts.c (decode_options): Disable inlining of functions called
5613 once if not in unit-at-a-time mode.
5615 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5617 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5619 2008-01-08 Richard Guenther <rguenther@suse.de>
5622 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5623 out early if the result will be unused.
5625 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5630 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5634 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5636 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5637 for vectorization tuned.
5639 2008-01-08 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/34683
5642 * tree-ssa-operands.c (operand_build_cmp): Export.
5643 * tree-ssa-operands.h (operand_build_cmp): Declare.
5644 * tree-vn.c (vuses_compare): Remove.
5645 (sort_vuses): Use operand_build_cmp.
5646 (sort_vuses_heap): Likewise.
5647 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5648 to re-use old VEC if available. Do not sort already sorted VUSEs.
5649 (vdefs_to_vec): Do not sort already sorted VDEFs.
5651 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5654 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5656 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5659 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5660 limitations of reciprocal sequences on x86 targets.
5662 2008-01-08 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/34683
5665 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5667 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5670 * config/darwin.c (darwin_mergeable_string_section): Don't use
5671 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5673 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5676 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5677 negxf2. Macroize expander using X87MODEF mode iterator. Change
5678 predicates of op0 and op1 to register_operand.
5679 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5680 expander using X87MODEF mode iterator. Change predicates of
5681 op0 and op1 to register_operand.
5682 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5683 corresponding patterns and macroize using MODEF macro. Change
5684 predicates of op0 and op1 to register_operand and remove
5685 "m" constraint. Disparage "r" alternative with "!".
5686 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5687 macroize using X87MODEF macro. Change predicates of op0 and op1
5688 to register_operand and remove "m" constraint. Disparage "r"
5689 alternative with "!".
5690 (absneg splitter with memory operands): Remove.
5691 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5692 patterns and macroize using X87MODEF mode iterator.
5693 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5694 Change predicate of op1 to register_operand.
5695 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5696 for memory operands.
5698 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5700 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5702 2008-01-07 Richard Guenther <rguenther@suse.de>
5704 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5707 2008-01-07 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/34683
5710 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5711 VOPs of the needed size to save memory. Use VEC_quick_push
5712 to save compile-time.
5713 (vdefs_to_vec): Likewise.
5715 2008-01-07 Sa Liu <saliu@de.ibm.com>
5717 * config/spu/spu.md (divdf3): Genetate inline code for double
5718 division. The implementation doesn't handle INF or NAN, therefore it
5719 only applies when -ffinite-math-only is given.
5721 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5724 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5725 * doc/cpp.texi ([Common Predefined Macros]): Document.
5727 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5729 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5730 order to use commutative addition instead of subtraction.
5732 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5733 Mircea Namolaru <namolaru@il.ibm.com>
5734 Vladimir Yanovsky <yanov@il.ibm.com>
5735 Revital Eres <eres@il.ibm.com>
5737 PR tree-optimization/34263
5738 * tree-outof-ssa.c (process_single_block_loop_latch,
5739 contains_tree_r): New functions.
5740 (analyze_edges_for_bb): Call process_single_block_loop_latch
5741 function to empty single-basic-block latch block if possible.
5743 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5747 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5749 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5751 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5753 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5755 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5757 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5759 PR tree-optimization/34618
5760 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5763 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5766 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5767 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5768 Update copyright year.
5770 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5771 Update copyright year.
5772 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5775 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5777 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5778 edge does not point to current bb before changing need_assert.
5780 2008-01-04 Richard Guenther <rguenther@suse.de>
5783 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5784 for verifying purposes if they are is_gimple_min_invariant.
5786 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5788 PR tree-optimization/34448
5789 PR tree-optimization/34465
5790 * gimplify.c (gimplify_init_constructor): Add new parameter
5791 notify_temp_creation. Use it.
5792 (gimplify_modify_expr_rhs): Take volatiles into account when
5793 optimizing constructors.
5794 Do not optimize constructors if gimplify_init_constructor will dump to
5796 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5797 * gcc.c-torture/compile/pr34448.c: New.
5799 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5801 PR gcov-profile/34609
5802 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5803 return_slot if result is TREE_ADDRESSABLE.
5805 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5807 * config/mips/mips.md (sqrt_condition): Tweak comment.
5808 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5810 2008-01-03 Tom Tromey <tromey@redhat.com>
5813 * c-common.c (c_type_hash): Handle VLAs.
5815 2008-01-03 Jan Hubicka <jh@suse.cz>
5817 PR tree-optimization/31081
5818 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5819 0 when inlining and not inlining to first basic block.
5820 (remap_decl): When var is initialized to 0, don't set default_def.
5821 (expand_call_inline): Set entry_bb.
5822 * tree-inline.h (copy_body_data): Add entry_bb.
5824 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5827 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5830 PR tree-optimization/29484
5831 * tree-inline.c (inline_forbidden_p_2): New function.
5832 (inline_forbidden_p): Disallow inlining if some static var
5833 has an address of a local LABEL_DECL in its initializer.
5834 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5837 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5839 PR tree-optimization/34635
5840 * tree-data-ref.c (add_other_self_distances): Make sure that the
5841 evolution step is constant.
5843 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5846 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5848 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5850 * tree-sra.c (scalarize_init): Insert the generate_element_init
5851 statements after the generate_element_zero statements.
5853 2008-01-02 Richard Guenther <rguenther@suse.de>
5857 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5858 for very large number of operands instead of ICEing.
5860 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5863 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5864 while stack probing.
5866 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5868 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5871 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5874 * tree-mudflap.c (mx_register_decls): Guard warning by
5875 !DECL_ARTIFICIAL check.
5877 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5879 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5880 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5881 sse5_perm<mode>): Fix constraints.