1 2008-04-03 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/35795
4 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8 * score/score3.c (score3_output_mi_thunk): Likewise.
9 * score/score7.c (score7_output_mi_thunk): Likewise.
10 * mips/mips.c (mips_output_mi_thunk): Likewise.
12 2008-04-03 Richard Guenther <rguenther@suse.de>
14 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15 conversions. Simplify code.
17 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21 2008-04-03 Tom Tromey <tromey@redhat.com>
22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
25 * config/bfin/t-bfin-linux (generated_files): Add
26 linux-sysroot-suffix.h.
27 * doc/install.texi (Prerequisites): Require make 3.80.
28 * doc/sourcebuild.texi (Front End Directory): Document new
30 * Makefile.in (generated_files): New variable.
31 (ALL_HOST_OBJS): New variable.
32 ($(ALL_HOST_OBJS)): New target.
34 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
36 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
37 (remap_block): Call id->transform_lang_insert_block instead
39 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
40 Set id.transform_lang_insert_block to NULL.
41 (clone_body): Move to cp/optimize.c
42 * tree-inline.h (struct copy_body_data): Change
43 transform_lang_insert_block to function pointer.
44 (copy_generic_body, copy_decl_no_change): Export.
45 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
46 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
47 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
49 * c-tree.h (insert_block): Kill.
50 * c-decl.c (insert_block): Kill.
52 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
54 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
55 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
56 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
58 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
59 argument, call {push,pop}_function_context from here.
60 * c-parser.c: Use c_{push,pop}_function_context.
62 * function.c (push_function_context_to): Move meat ...
63 (push_function_context): ... here. Simplify.
64 * function.c (pop_function_context_from): Move meat ...
65 (pop_function_context): ... here. Simplify.
66 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
68 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
69 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
70 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
71 * tree.h (push_function_context_to, pop_function_context_from): Remove.
73 2008-04-03 Ben Elliston <bje@au.ibm.com>
75 * expmed.c (extract_force_align_mem_bit_field): Remove.
77 2008-04-03 Richard Guenther <rguenther@suse.de>
80 * expr.h (try_casesi): Adjust prototype.
81 * expr.c (try_casesi): Take fallback label as extra parameter.
82 Use that for gen_casesi if default_label is NULL.
83 * stmt.c (expand_case): Pass fallback label to try_casesi,
84 make sure to fill gaps with a fallback label if default_label
87 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
90 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
92 2008-04-03 Ben Elliston <bje@au.ibm.com>
94 * expmed.c (extract_split_bit_field): Remove if (0) code.
95 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
96 (do_ds_constraint): Likewise.
98 2008-04-02 Joseph Myers <joseph@codesourcery.com>
100 * doc/cppopts.texi (-dU): Document.
101 * c-common.h (flag_dump_macros): Update comment.
102 * c-opts.c (handle_OPT_d): Handle -dU.
103 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
104 dump_queued_macros, cb_used_define, cb_used_undef): New.
105 (init_pp_output): Handle -dU.
106 (cb_line_change): Call dump_queued_macros.
107 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
109 2008-04-02 Anatoly Sokolov <aesok@post.ru>
111 * config/avr/predicates.md (io_address_operand): New predicate.
112 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
113 * config/avr/avr.c (avr_io_address_p): Remove function.
114 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
115 'avr_io_address_p' function.
116 (out_movhi_r_mr): (Ditto.).
117 (out_movqi_mr_r): (Ditto.).
118 (out_movhi_mr_r): (Ditto.).
119 (avr_address_cost): (Ditto.).
121 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
123 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
124 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
125 in 32bit mode when XMM registers are available to avoid store
127 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
128 corresponding post-reload splitters.
130 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
132 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
133 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
134 __builtin_ia32_roundss.
135 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
136 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
137 __builtin_ia32_roundss.
138 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
139 IX86_BUILTIN_SHUFPD here.
141 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
143 * config/i386/i386.md (plogic): New.
144 (plogicprefix): Likewise.
146 * config/i386/mmx.md (mmx_<code><mode>3): New.
147 (mmx_and<mode>3): Removed.
148 (mmx_ior<mode>3): Likewise.
149 (mmx_xor<mode>3): Likewise.
151 * config/i386/sse.md (<code><mode>3): New.
152 (*<code><mode>3): Likewise.
153 (*<code><mode>3): Likewise.
154 (<code><mode>3): Likewise.
155 (*sse_<code><mode>3): Likewise.
156 (*sse2_<code><mode>3): Likewise.
157 (<code>tf3): Likewise.
158 (*<code>tf3): Likewise.
159 (and<mode>3): Likewise.
160 (*and<mode>3): Likewise.
161 (ior<mode>3): Removed.
162 (*ior<mode>3): Likewise.
163 (xor<mode>3): Likewise.
164 (*xor<mode>3): Likewise.
165 (*and<mode>3): Likewise.
166 (*ior<mode>3): Likewise.
167 (*xor<mode>3): Likewise.
168 (and<mode>3): Likewise.
169 (*sse_and<mode>3): Likewise.
170 (*sse2_and<mode>3): Likewise.
173 (ior<mode>3): Likewise.
174 (*sse_ior<mode>3): Likewise.
175 (*sse2_ior<mode>3): Likewise.
178 (xor<mode>3): Likewise.
179 (*sse_xor<mode>3): Likewise.
180 (*sse2_xor<mode>3): Likewise.
184 2008-04-02 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/14495
187 PR tree-optimization/34793
188 * tree-vrp.c (struct switch_update): New structure.
189 (to_remove_edges, to_update_switch_stmts): New VECs.
190 (simplify_switch_using_ranges): New function. Remove not taken
191 case labels and edges.
192 (simplify_stmt_using_ranges): Call it.
193 (identify_jump_threads): Mark edges we have queued for removal
194 so we don't thread them.
195 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
197 * tree-cfg.c (group_case_labels): Deal with missing default label.
198 (tree_verify_flow_info): Allow missing default label.
199 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
200 (emit_case_nodes): Likewise.
201 (expand_case): Do not rely on the default label to be present.
202 * expr.c (try_casesi): Deal with NULL default_label.
203 (do_tablejump): Likewise.
205 2008-04-02 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/14495
208 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
210 (vrp_visit_switch_stmt): ... but here (new function).
211 (find_case_label_index): New helper function.
212 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
214 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
216 * fwprop.c: Fix ISO-C99ism.
218 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
221 * Makefile.in (objdir): Set it here.
222 * configure.ac: Not here. Find dynamic linker characteristics.
223 * exec-tool.in: Use them.
224 * aclocal.m4: Regenerate.
225 * configure: Regenerate.
227 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
229 * expr.c (expand_var): Delete it.
230 * expr.h (expand_var): Delete prototype.
231 * function.c (expand_function_start): Use expand_decl instead.
232 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
235 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
237 PR rtl-optimization/35542
238 * fwprop.c (forward_propagate_and_simplify): Replace
239 loc_reg_mentioned_in_p with reg_mentioned_p.
241 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
243 PR rtl-optimization/35281
244 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
245 (propagate_rtx_1): Handle PR_HANDLE_MEM.
246 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
247 (varying_mem_p): Move above propagate_rtx.
248 (all_uses_available_at): Do not check MEMs.
250 2008-04-02 Rafael Espindola <espindola@google.com>
252 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
253 (register_edge_assert_for_2): Split the cond argument.
254 (register_edge_assert_for_1): Adjust for the change in
255 register_edge_assert_for_2.
256 (register_edge_assert_for): Split the cond argument.
257 (find_switch_asserts): Adjust for the change in
258 register_edge_assert_for.
260 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
262 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
263 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
264 offsets for 64-bit mingw.
265 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
266 abi for x86_64-pc-mingw.
268 2008-04-02 Richard Guenther <rguenther@suse.de>
270 * tree-vrp.c (extract_range_from_assert): Make sure to not
271 produce range min/max with TREE_OVERFOW set.
272 If merging a anti-range and a range keep the anti-range if
273 the range covers all values of the type.
274 (register_edge_assert_for_2): Only allow sign-changing
275 conversions in detecting canonical range checks. Also
276 register an assert for the unsigned name if useful.
278 PR tree-optimization/35787
279 * tree-vrp.c (vrp_val_max): New function.
280 (vrp_val_min): Likewise.
281 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
282 (vrp_val_is_min): Likewise.
283 (supports_overflow_infinity): Use vrp_val_{min,max}.
284 (negative_overflow_infinity): Likewise.
285 (positive_overflow_infinity): Likewise.
286 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
287 (is_positive_overflow_infinity): Likewise.
288 (is_overflow_infinity): Likewise.
289 (avoid_overflow_infinity): Use vrp_val_{min,max} and
290 vrp_val_is_{min,max}.
291 (set_and_canonicalize_value_range): Canonicalize anti-ranges
292 to ranges if possible. Avoid empty ranges.
294 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
297 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
298 the expression is a function address.
300 2008-04-01 George Helffrich <george@gcc.gnu.org>
302 PR fortran/PR35154, fortran/PR23057
303 * fortran/trans-common.c (create_common): Add decl to function
304 chain to preserve identifier scope in debug output.
306 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
307 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
308 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
309 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
311 (dbxout_syms): Check for COMMON-based symbol and wrap in
312 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
313 in bracket for efficiency.
315 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
316 using DW_TAG_common_block + member offset.
317 (add_pubname_string): New function.
318 (dw_expand_expr): New function to find block name and offset for
320 (common_check): New function to check whether symbol in Fortran COMMON.
321 (gen_variable_die): If COMMON, use DW_TAG_common_block.
323 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
324 use of common is unchanged.
326 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
327 with all combinations of debug options available on target.
328 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
329 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
330 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
331 .stabs functionality.
332 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
335 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
338 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
340 2008-04-02 Ben Elliston <bje@au.ibm.com>
342 * config/v850/v850.md (casesi): Remove if (0) code.
343 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
344 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
346 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (rex64suffix): New mode attribute.
349 (floathi<mode>2): Disable expander for SSE math.
350 (*floathi<mode>2_1): New insn insn_and_split pattern.
351 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
352 corresponding post-reload splitters.
353 (*floathi<mode>2_i387): New macroized insn pattern.
354 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
355 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
356 insn_and_split pattern.
357 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
358 New macroized instruction patterns and corresponding post-reload
360 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
361 and corresponding post-reload splitters.
362 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
363 New macroized instruction patterns.
364 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
365 macroized instruction patterns and corresponding post-reload splitters.
366 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
367 corresponding post-reload splitters.
368 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
369 New macroized instruction patterns.
370 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
371 corresponding post-reload splitters.
372 (*floatsi<mode>2_i387): New macroized instruction patterns.
374 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
376 * config/i386/i386.md (smaxmin): New.
378 (maxminiprefix): Likewise.
379 (maxminfprefix): Likewise.
380 (<code><mode>3): Likewise.
381 (smin<mode>3): Removed.
382 (smax<mode>3): Likewise.
384 * config/i386/mmx.md (mmx_<code>v2sf3): New.
385 (mmx_<code>v4hi3): Likewise.
386 (mmx_<code>v8qi3): Likewise.
387 (mmx_smaxv2sf3): Removed.
388 (mmx_sminv2sf3): Likewise.
389 (mmx_umaxv8qi3): Likewise.
390 (mmx_smaxv4hi3): Likewise.
391 (mmx_uminv8qi3): Likewise.
392 (mmx_sminv4hi3): Likewise.
394 * config/i386/sse.md (<addsub><mode>3): New.
395 (*<addsub><mode>3): Likewise.
396 (<sse>_vm<addsub><mode>3): Likewise.
397 (<maxmin><mode>3): Likewise.
398 (*<maxmin><mode>3_finite): Likewise.
399 (*<maxmin><mode>3): Likewise.
400 (<sse>_vm<maxmin><mode>3): Likewise.
401 (sse3_h<addsub>v4sf3): Likewise.
402 (sse3_h<addsub>v2df3): Likewise.
403 (<maxmin>v16qi3): Likewise.
404 (*<maxmin>v16qi3): Likewise.
405 (<maxmin>v8hi3): Likewise.
406 (*<maxmin>v8hi3): Likewise.
407 (*sse4_1_<maxmin><mode>3): Likewise.
408 (*sse4_1_<maxmin><mode>3): Likewise.
409 (add<mode>3): Removed.
410 (*add<mode>3): Likewise.
411 (<sse>_vmadd<mode>3): Likewise.
412 (sub<mode>3): Likewise.
413 (*sub<mode>3): Likewise.
414 (<sse>_vmsub<mode>3): Likewise.
415 (smin<mode>3): Likewise.
416 (*smin<mode>3_finite): Likewise.
417 (*smin<mode>3): Likewise.
418 (<sse>_vmsmin<mode>3): Likewise.
419 (smax<mode>3): Likewise.
420 (*smax<mode>3_finite): Likewise.
421 (*smax<mode>3): Likewise.
422 (<sse>_vmsmax<mode>3): Likewise.
423 (sse3_haddv4sf3): Likewise.
424 (sse3_haddv2df3): Likewise.
425 (sse3_hsubv4sf3): Likewise.
426 (sse3_hsubv2df3): Likewise.
427 (umaxv16qi3): Likewise.
428 (*umaxv16qi3): Likewise.
429 (smaxv8hi3): Likewise.
430 (*smaxv8hi3): Likewise.
431 (*sse4_1_smax<mode>3): Likewise.
432 (*sse4_1_umax<mode>3): Likewise.
433 (uminv16qi3): Likewise.
434 (*uminv16qi3): Likewise.
435 (sminv8hi3): Likewise.
436 (*sminv8hi3): Likewise.
437 (*sse4_1_smin<mode>3): Likewise.
438 (*sse4_1_umin<mode>3): Likewise.
440 2008-04-01 Rafael Espindola <espindola@google.com>
442 * tree-cfg.c (verify_expr): remove in_phi.
443 (verify_stmt): Don't call walk_tree with verify_expr. Use
444 is_gimple_min_invariant instead of is_gimple_val.
446 2008-04-01 Joseph Myers <joseph@codesourcery.com>
448 * doc/include/gpl_v3.texi: Update for manpage generation.
449 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
451 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
452 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
453 gpl_v3.texi instead of gpl.texi.
456 2008-04-01 Jakub Jelinek <jakub@redhat.com>
459 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
461 2008-04-01 Rafael Espindola <espindola@google.com>
463 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
464 (extract_code_and_val_from_cond): Use
465 extract_code_and_val_from_cond_with_ops.
467 2008-04-01 Jan Hubicka <jh@suse.cz>
469 * function.c (free_after_compilation): Free epilogue_delay_list.
470 (prepare_function_start): Assert that previous compilation was freed.
472 2008-04-01 Jan Hubicka <jh@suse.cz>
473 Jim Wilson <wilson@tuliptree.org>
474 Andreas Tobler <andreast@gcc.gnu.org>
477 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
478 rtl.emit instead cfun->emit.
479 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
480 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
482 2008-04-01 Ben Elliston <bje@au.ibm.com>
484 * doc/c-tree.texi (Function Basics): Fix grammatical error.
486 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
488 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
490 (fprofile-use): Add var flag_profile_use
491 * coverage.c (coverage_begin_output): Do not open a gcno file for
492 output only if -ftest-coverage is set.
493 Do not add getpwd() to gcda file path.
494 (build_gcov_info): Check the new flag
495 flag_profile_datafile_relative_path.
496 (coverage_init): Use profile_data_prefix.
497 Read profile counter only if flag_profile_use is set.
498 * opts.c (common_handle_option): New option fprofile-use=,
499 fprofile-dir=, fprofile-generate=.
500 * toplev.c (profile_data_prefix): New variable definition.
501 * toplev.h (profile_data_prefix): New declaration.
502 * doc/invoke.tex (Option Summary, Optimization Options):
505 2008-03-31 James E. Wilson <wilson@tuliptree.org>
507 * varasm.c (output_constant_pool_1): In LABEL_REF check,
508 use tmp consistently.
511 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
512 * config/ia64/ia64.c (rtx_needs_barrier): Handle
513 UNSPEC_FR_RECIP_APPROX_RES.
514 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
516 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
519 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
521 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
524 * fold-const.c (fold_indirect_ref_1): Support accessing non first
525 element of the vector via a pointer.
527 2008-03-31 Ian Lance Taylor <iant@google.com>
529 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
531 2008-03-31 Jan Hubicka <jh@suse.cz>
533 * builtins.c (expand_builtin_setjmp_receiver): Update call of
534 get_arg_pointer_save_area.
535 * expr.c (init_expr): Just clear out rtl.expr.
536 * function.c (free_after_compilation): Clear out whole RTL structure.
537 (get_func_frame_size): Merge into ...
538 (get_frame_size): ... this one.
539 (assign_stack_local_1): Merge into ...
540 (assign_stack_local): ... this one.
541 (expand_function_end): Update call of get_arg_pointer_save_area.
542 (get_art_pointer_save_area): Remove cfun argument.
543 * function.h (emit_status): regno_pointer_align does not need length
544 attribute. Move x_regno_reg_rtx to ...
545 (regno_reg_rtx): ... new global array.
546 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
547 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
548 apply_args_value, forced_labels, stack_pointer_delta):
550 (struct varasm_status): Move here from varasm.c
551 (struct rtl_data): New. Move here some fields from struct function.
552 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
553 frame_offset, stack_check_probe_note, arg_pointer_save_area,
554 used_temp_slots avail_temp_slots, temp_slot_level,
555 nonlocal_goto_handler_labels): Update accesstors.
556 (rtl): New global variable.
557 (struct function): Move some fileds to rtl_data.
558 (get_arg_pointer_save_area): Update prototype.
559 * emit-rtl.c (rtl): Declare.
560 (regno_reg_rtx): Declare.
561 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
563 (gen_reg_rtx): Update.
564 (init_virtual_regs): Do not tate emit_status argument.
565 (init_emit): Do not allocate emit.
566 * varasm.c (varasm_statuc): Move to function.h.
567 (n_deferred_constatns): Update accestor.
568 (init_varasm_status): Do not allocate varasm_status.
569 (force_const_mem, get_pool_size, output_constant_pool): Update.
570 * stmt.c (force_label_rtx): Do not use x_ prefixes.
571 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
573 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
575 PR rtl-optimization/35729
576 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
579 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
582 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
583 load/store if memory is unaligned.
584 (*movti_rex64): Likewise.
586 * config/i386/predicates.md (misaligned_operand): New.
588 2008-03-31 Andrew Pinski <pinskia@gmail.com>
591 * tree-ssa-phiopt.c (conditional_replacement): Return early for
594 2008-03-31 Jan Beulich <jbeulich@novell.com>
596 * config/ia64/constraints.md: Add 'j' constraint.
597 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
598 (movdi_internal): Likewise.
600 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
603 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
605 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
608 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
609 proper error message for the third argument on blendpd and
612 * config/i386/sse.md (blendbits): New.
613 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
615 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
617 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
619 2008-03-30 Richard Guenther <rguenther@suse.de>
622 * fold-const.c (fold_sign_changed_comparison): Do leave
623 conversions to base-types alone.
625 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
627 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
628 the link register if one altivec register is be saved.
630 2008-03-30 Ben Elliston <bje@au.ibm.com>
632 * final.c (final_scan_insn): Remove if (0) code.
634 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
636 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
638 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
640 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
641 of V4SFmode to ix86_binary_operator_ok.
643 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.c (override_options): Initialize
646 ix86_veclib_handler to ix86_veclibabi_svml when
647 -mveclibabi=svml is used.
648 (ix86_veclibabi_svml): New function for SVML ABI style
649 vectorization support.
650 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
652 2008-03-28 Rafael Espindola <espindola@google.com>
654 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
655 (tree_binary_nonnegative_warnv_p): Make it public.
656 (tree_single_nonnegative_warnv_p): Make it public.
657 (tree_invalid_nonnegative_warnv_p): Make it public.
658 (tree_unary_nonzero_warnv_p): Make it public.
659 (tree_binary_nonzero_warnv_p): Make it public
660 (tree_single_nonzero_warnv_p): Make it public.
661 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
662 (extract_range_from_binary_expr): Split the expr argument.
663 (extract_range_from_unary_expr): Split the expr argument.
664 (extract_range_from_comparison): Split the expr argument.
665 (extract_range_from_expr): Use the new aux functions.
666 (vrp_evaluate_conditional_warnv): Use
667 vrp_evaluate_conditional_warnv_with_ops.
668 * tree.h (tree_unary_nonzero_warnv_p): Declare.
669 (tree_binary_nonzero_warnv_p): Declare.
670 (tree_single_nonzero_warnv_p): Declare.
671 (tree_expr_nonzero_warnv_p): Declare.
672 (tree_unary_nonnegative_warnv_p): Declare.
673 (tree_binary_nonnegative_warnv_p): Declare.
674 (tree_single_nonnegative_warnv_p): Declare.
675 (tree_invalid_nonnegative_warnv_p): Declare.
677 2008-03-28 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/30317
680 PR tree-optimization/30911
681 PR tree-optimization/34793
682 * tree-vrp.c (set_and_canonicalize_value_range): New function.
683 (struct assert_locus_d): New member EXPR.
684 (register_new_assert_for): Add EXPR parameter to support
685 ASSERT_EXPR <name, expr OP limit>.
686 (register_edge_assert_for_1): Adjust callers.
687 (find_assert_locations): Likewise.
688 (process_assert_insertions_for): Build condition from expression.
689 (extract_range_from_assert): Handle ASSERT_EXPRs
690 of the form ASSERT_EXPR <name, expr OP limit>.
691 (register_edge_assert_for_2): New helper registering
692 asserts for comparisons. Recognize range tests of the form
693 (unsigned)i - CST1 OP CST2.
694 (register_edge_assert_for_1): Use it.
695 (register_edge_assert_for): Likewise.
696 (needs_overflow_infinity): Integer sub-types
697 do not need overflow infinities.
698 (vrp_val_is_max): The extreme values of integer sub-types
699 are those of the base type.
700 (vrp_val_is_min): Likewise.
701 * tree.def (ASSERT_EXPR): Document extra allowed conditional
704 2008-03-28 Nick Clifton <nickc@redhat.com>
706 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
707 Return GENERAL_REGS for stack adjustment reloads.
709 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
712 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
713 const_vector when all the vectors are constant.
715 2008-03-27 Bob Wilson <bob.wilson@acm.org>
717 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
719 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
720 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
722 (s<code>_sf): Use new scc_sf attribute for opcode names.
724 2008-03-27 Tom Tromey <tromey@redhat.com>
726 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
727 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
728 config/spu/t-spu-elf, config/i386/t-interix,
729 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
730 config/i386/x-darwin, config/i386/x-mingw32,
731 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
732 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
733 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
734 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
735 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
736 config/rs6000/x-darwin, config/rs6000/t-rs6000,
737 config/score/t-score-elf, config/arm/t-strongarm-pe,
738 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
739 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
740 Revert automatic dependency patch.
742 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
745 * config/i386/i386.c (ix86_function_arg_boundary): Align
746 decimal floating point to its natural boundary.
748 2008-03-27 Richard Guenther <rguenther@suse.de>
751 * fold-const.c (fold_comparison): Restrict distinct decl
752 comparison folding to VAR_DECLs and PARM_DECLs. Do not
753 solely rely on operand_equal_p.
755 2008-03-27 Richard Guenther <rguenther@suse.de>
758 * c-common.c (handle_weak_attribute): Reject combination of
761 2008-03-27 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/32810
764 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
765 conversions from DECL_INITIAL.
766 (fold_const_aggregate_ref): Likewise from constructor elements.
768 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
770 * tree-affine.h (aff_combination_expand): Declare.
771 (get_inner_reference_aff): Likewise.
772 * tree-affine.c (aff_combination_expand): Split out from
773 tree_to_aff_combination_expand.
774 (get_inner_reference_aff): New function.
775 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
776 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
777 (struct lim_aux_data): sm_done field removed.
778 (mem_ref_loc_p, mem_ref_locs_p): New types.
779 (struct mem_ref): Added id, stored, accesses_in_loop,
780 indep_loop, dep_loop, indep_ref, dep_ref fields.
781 Removed is_stored, locs and next fields.
782 (memory_accesses): New variable.
783 (movement_possibility): Do not allow moving statements
784 that store to memory.
785 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
787 (determine_max_movement): For statements with memory references,
788 find the outermost loop in that the reference is independent.
789 (move_computations_stmt): Mark the virtual operands for renaming.
790 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
791 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
792 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
793 add_vop_ref_mapping, create_vop_ref_mapping_loop,
794 create_vop_ref_mapping, analyze_memory_references,
795 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
796 get_all_locs_in_loop, ref_always_accessed_p,
797 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
798 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
799 store_motion_loop, store_motion): New functions.
800 (struct vop_to_refs_elt): New type.
801 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
802 memref_hash, memref_eq, hoist_memory_references): Rewritten.
803 (schedule_sm): Replaced by...
804 (execute_sm): ... this.
805 (determine_lsm_ref, hoist_memory_references,
806 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
807 find_more_ref_vops, free_mem_ref, free_mem_refs,
808 determine_lsm_loop, determine_lsm): Removed.
809 (tree_ssa_lim_finalize): Free data structures used by store motion.
810 (tree_ssa_lim): Call analyze_memory_references. Use
811 store_motion instead of determine_lsm.
813 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
815 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
816 rename tmake_file to m68hc11/t-m68hc11.
817 (mcore): Set inhibit_libc to true.
818 * config.host (alpha*-dec-*vms*): Set extra_programs.
819 (interix3*): Don't use host_xmake_file.
820 * configure.ac: Let config.gcc override inhibit_libc.
821 * configure: Regenerate.
823 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
824 * config/t-openbsd-thread: Remove commented out lines.
826 * config/x-interix: Remove.
828 * config/m68hc11/t-m68hc11-gas: Rename to...
829 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
831 * config/mcore/t-mcore: Remove T_CFLAGS.
832 * config/mcore/t-mcore-pe: Likewise.
834 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
836 * configure.ac: Replace custom __GNU_SOURCE test with
837 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
838 * aclocal.m4: Regenerate.
839 * configure: Regenerate.
840 * config.in: Regenerate.
842 2008-03-27 Richard Guenther <rguenther@suse.de>
844 * fold-const.c (target.h): Include.
845 (fold_comparison): Fold comparison of addresses of decls
846 that bind locally or of constants. Consolidate address folding code.
847 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
848 results from fold_binary_to_constant.
849 (compare_values_warnv): Likewise.
851 2008-03-27 Andrew Pinski <pinskia@gmail.com>
854 * fold-const.c (fold_truthop): Check for integeral types when folding
855 a == 0 && b == 0 and a != 0 || b != 0 .
857 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
859 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
861 2008-03-26 Andreas Schwab <schwab@suse.de>
863 * doc/invoke.texi: Fix use of @item vs. @itemx.
865 2008-03-26 Tom Tromey <tromey@redhat.com>
867 * Makefile.in (build/gensupport.o, build/print-rtl.o,
868 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
869 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
870 build/gencodes.o, build/genconditions.o, build/genconfig.o,
871 build/genconstants.o, build/genemit.o, build/genextract.o,
872 build/genflags.o, build/genmddeps.o, build/genopinit.o,
873 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
876 2008-03-26 Richard Guenther <rguenther@suse.de>
879 2008-03-26 Richard Guenther <rguenther@suse.de>
881 * fold-const.c (target.h): Include.
882 (fold_comparison): Fold comparison of addresses of two decls
883 that bind locally. Consolidate address folding code.
885 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
888 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
889 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
890 dconstsqrt2, dconstthird, dconste and/or dconst10.
891 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
892 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
893 dconstsqrt2, dconste): Delete.
894 (init_emit_once): Likewise. Simplify initializing dconstm1.
896 * real.c (get_real_const): New.
897 * real.h (dconst3, dconst10, dconstm2, dconstthird,
898 dconstsqrt2, dconste): Delete.
899 (real_value_const, get_real_const): New.
901 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
903 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
905 * config/i386/i386.c (ix86_function_arg_boundary): Check
906 BIGGEST_ALIGNMENT instead of 128.
907 (setup_incoming_varargs_64): Likewise.
909 2008-03-26 Tom Tromey <tromey@redhat.com>
911 * Makefile.in (DEPFILES): Add missing '/'.
913 2008-03-26 Richard Guenther <rguenther@suse.de>
915 * fold-const.c (target.h): Include.
916 (fold_comparison): Fold comparison of addresses of two decls
917 that bind locally. Consolidate address folding code.
919 2008-03-26 Nick Clifton <nickc@redhat.com>
922 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
923 not allow INT+INT as a legitimate addressing mode.
925 2008-03-26 Richard Guenther <rguenther@suse.de>
927 * tree-flow.h (widen_bitfield): Remove declaration.
928 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
929 (widen_bitfield): Remove function.
930 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
933 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
936 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
939 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
941 PR rtl-optimization/35232
942 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
943 (forget_old_reloads_1, forget_marked_reloads): Don't clear
944 reg_reloaded_call_part_clobbered here.
945 (reload_regs_reach_end_p): New function.
946 (reload_reg_rtx_for_input): New variable.
947 (reload_reg_rtx_for_output): Likewise.
948 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
949 when reassigning a pseudo register. Load reloadreg from
950 reload_reg_rtx_for_input, moving the mode and register
952 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
953 instead of the original when deciding whether an input reload
954 would be a no-op or whether an output reload can be deleted.
955 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
956 when setting up new_spill_reg_store. Load it from
957 reload_reg_rtx_for_output, moving the mode and register
959 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
960 instead of the original when deciding whether an output reload
961 would be a no-op. Do the same when modifying insn notes.
962 Use rtx_equal_p instead of == to compare the registers.
963 (inherit_piecemeal_p): Take a mode and two register numbers
965 (emit_reload_insns): Clear new_spill_reg_store for every hard
966 register in the reload register. Remove spill registers
967 from reg_reloaded_valid before considering whether to record
968 inheritance information for them. Use reload_reg_rtx_for_output
969 instead of reg_rtx when recording output reloads. Use
970 reload_reg_rtx_for_input instead of reg_rtx when recording
971 input reloads. Set or clear reg_reloaded_call_part_clobbered
972 at the same time as setting reg_reloaded_valid.
973 (delete_output_reload): Add a new_reload_reg parameter and use it
974 instead of rld[j].reg_rtx.
975 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
978 2008-03-25 Tom Tromey <tromey@redhat.com>
980 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
981 (build/genattr.o): Likewise.
982 (build/genattrtab.o): Likewise.
983 (build/gencodes.o): Likewise.
984 (build/genconfig.o): Likewise.
985 (build/genconstants.o): Likewise.
986 (build/genemit.o): Likewise.
987 (build/genextract.o): Likewise.
988 (build/genflags.o): Likewise.
990 2008-03-25 Bob Wilson <bob.wilson@acm.org>
992 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
993 instead of size_int for integer types.
994 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
995 to match type of MINUS_EXPR.
997 2008-03-25 Tom Tromey <tromey@redhat.com>
999 * configure: Rebuilt.
1000 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1003 2008-03-25 Tom Tromey <tromey@redhat.com>
1005 * config/x-solaris (host-solaris.o): Update.
1006 * config/x-linux (host-linux.o): Update.
1007 * config/x-hpux (host-hpux.o): Update.
1008 * config/x-darwin (host-darwin.o): Update.
1009 * config/v850/t-v850e (v850-c.o): Update.
1010 * config/v850/t-v850 (v850-c.o): Update.
1011 * config/t-vxworks (vxworks.o): Update.
1012 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1013 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1014 * config/spu/t-spu-elf (spu-c.o): Update.
1016 * config/sh/t-symbian (sh-c.o): Update.
1017 (symbian.o): Update.
1018 * config/sh/t-sh (sh-c.o): Update.
1019 * config/score/t-score-elf (score7.o, score3.o): Update.
1020 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1021 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1022 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1023 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1025 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1026 * config/m32c/t-m32c (m32c-pragma.o): Update.
1027 * config/ia64/t-ia64 (ia64-c.o): Update.
1028 * config/i386/x-mingw32 (host-mingw32.o): Update.
1029 * config/i386/x-i386 (driver-i386.o): Update.
1030 * config/i386/x-darwin (host-i386-darwin.o): Update.
1031 * config/i386/x-cygwin (host-cygwin.o): Update.
1032 * config/i386/t-nwld (nwld.o): Update.
1033 * config/i386/t-netware (netware.o): Update.
1034 * config/i386/t-interix (winnt.o): Update.
1035 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1036 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1037 msformat-c.o): Update.
1038 * config/bfin/t-bfin-linux (generated_files): Add
1039 linux-sysroot-suffix.h.
1040 * config/arm/t-wince-pe (pe.o): Update.
1041 * config/arm/t-strongarm-pe (pe.o): Update.
1042 * config/arm/t-pe (pe.o): Update.
1043 * config/arm/t-arm (arm-c.o): Update.
1044 * doc/install.texi (Prerequisites): Require make 3.80.
1045 * Makefile.in: Remove .o targets.
1046 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1047 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1048 (simple_generated_h, simple_generated_c): Move earlier.
1049 (generated_files): New variable.
1050 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1051 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1052 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1053 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1054 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1055 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1056 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1057 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1058 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1059 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1060 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1061 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1063 (COMPILE.base, COMPILE): New variables.
1064 (%.o): New pattern rule.
1065 (ALL_HOST_OBJS): New variable.
1066 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1067 (dummy-checksum.o, cc1-checksum.o): Remove.
1068 (DRIVER_SHLIB): New variable.
1069 (DRIVER_DEFINES): Use it.
1070 (gencondmd.c): Move out of build/.
1071 (s-conditions): Update.
1072 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1073 (ALL_BUILD_OBJS): Likewise.
1074 (build/%.o): Use BUILDCOMPILE.
1075 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1076 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1077 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1078 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1079 build/genconfig.o, build/genconstants.o, build/genemit.o,
1080 build/genextract.o, build/genflags.o, build/genmddeps.o,
1081 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1082 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1083 build/gen-protos.o, build/scan.o, build/fix-header.o,
1084 build/scan-decls.o): Simplify.
1085 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1086 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1087 prefix.o, toplev.o): Reduce to variable setting.
1088 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1089 ($(out_object_file), gcc-options.o): New targets.
1090 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1091 * configure: Rebuilt.
1092 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1093 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1095 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1097 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1098 complain when we hit an error, return ERROR_MARK_NODE.
1100 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1102 * config/sh/constraints.md (Pso, Psz): New constraints.
1103 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1104 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1106 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1108 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1109 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1111 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1113 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1114 (prefetch_sh2a): New.
1116 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1117 Naveen.H.S <naveen.hs@kpitcummins.com>
1119 * config/sh/constraints.md (I28): New constraint.
1120 * config/sh/sh.c (broken_move): Add support for movi20s.
1121 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1123 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1124 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1125 Naveen.H.S <naveen.hs@kpitcummins.com>
1127 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1128 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1129 (print_operand): Handle resbank in %@ operand code.
1130 (sh_encode_section_info): New.
1131 (push_regs): Add conditions for resbank.
1132 (sh_expand_epilogue): Likewise.
1133 (sh_insert_attributes): Likewise.
1134 (sh_attribute_table): Likewise.
1135 (sh_handle_resbank_handler_attribute): New.
1136 (sh2a_handle_function_vector_handler_attribute): New.
1137 (sh2a_is_function_vector_call): New.
1138 (sh2a_get_function_vector_number): New.
1139 (sh2a_function_vector_p): New.
1140 (sh_cfun_resbank_handler_p): New.
1141 * config/sh/sh.md (calli): Emit jsr/n if possible.
1142 (calli_tbr_rel): New.
1143 (calli_pcrel): Emit jsr/n if possible.
1144 (return_i): Emit rts/n if possible.
1145 (call_valuei_tbr_rel): New.
1146 (call_valuei_pcrel): Add condition for SH2A target.
1147 (call_value): Likewise.
1148 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1149 (sh2a_get_function_vector_number): Likewise.
1150 (sh2a_is_function_vector_call): Likewise.
1151 * doc/extend.texi: Document TBR relative addressing of SH2A.
1152 (resbank): Add description for SH2A.
1154 2008-03-24 Richard Guenther <rguenther@suse.de>
1157 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1158 pointer assignments change conversions according to middle-end rules.
1159 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1160 * configure.ac: Include type checking in yes.
1161 * configure: Regenerate.
1163 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1165 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1166 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1168 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1170 * gthr-vxworks.h (UNUSED): Define.
1172 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1174 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1176 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1178 * doc/extend.texi (Function Attributes): Add missing comma in the
1179 example of the "alloc_size" attribute.
1181 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1184 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1186 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1189 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1192 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1193 of the underlying type of a MS bitfield layout to the natural
1194 alignment of the type.
1196 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1199 to their natural alignment to avoid store forwarding stalls.
1201 2008-03-22 Richard Guenther <rguenther@suse.de>
1203 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1204 For PHI nodes verify the address is invariant.
1205 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1206 (get_symbol_constant_value): Use is_gimple_min_invariant.
1207 (maybe_fold_stmt_indirect): Likewise.
1209 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1211 PR rtl-optimization/33927
1212 * Makefile.in (dse.o): Depend on $(TM_P_H).
1213 * expr.h (extract_low_bits): Declare.
1214 * expmed.c (extract_low_bits): New function.
1215 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1216 * dse.c: Include tm_p.h.
1217 (find_shift_sequence): Remove the read_reg argument and return the
1218 read value. Emit the instructions instead of returning them.
1219 Iterate on new_mode rather than calculating it each time.
1220 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1221 source to NEW_MODE and extract_low_bits to convert the shifted
1223 (replace_read): Allow the load and store to have different mode
1224 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1225 or extraction instructions before trying the replacement. Update
1226 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1228 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1230 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1231 to their natural alignment to avoid store forwarding stalls.
1233 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1236 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1237 encouraging but not allowing gprs for input;
1238 change the input constraint to !f#r.
1239 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1241 change the output constraint to !f#r.
1243 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1246 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1247 corresponding post-reload splitters.
1248 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1249 when x87 FP math is selected.
1250 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1251 New function prototype.
1252 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1253 unreachable function to ease macroization of insn patterns.
1255 2008-03-21 Martin Jambor <mjambor@suse.cz>
1257 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1258 reference dumps if ddr is NULL or dependence is unknown.
1260 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1262 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1263 unsigned extension into account.
1264 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1265 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1266 Do computations on a scratch register.
1268 2008-03-21 Richard Guenther <rguenther@suse.de>
1270 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1271 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1272 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1273 * tree-ssa-dom.c (record_equality): Likewise.
1274 * tree-inline.c (copy_body_r): Likewise.
1275 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1278 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1280 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1281 as 'delete_unused' argument.
1283 2008-03-20 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1286 special casing of constant qualifiers.
1287 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1288 care about them in general.
1289 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1290 regardless of their type.
1291 (fold_stmt_r): Forcefully fold *& if we end up with that.
1293 2008-03-20 Paul Brook <paul@codesourcery.com>
1295 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1296 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1298 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1300 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1301 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1303 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1305 * common.opt (Wmudflap): New option.
1306 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1307 (mx_register_decls): Likewise.
1308 (mudflap_finish_file): Likewise.
1309 * doc/invoke.texi: Document -Wno-mudflap.
1311 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1313 * c-format.c (replace_format_name_to_system_name): New.
1315 (convert_format_name_to_system_name): New.
1316 (decode_format_attr): Add use of convert_format_name_to_system_name.
1317 (format_types_orig): Add gnu_ prefix to names.
1318 (check_format_info_main): Special treating of \0 escaped names for
1319 supporting multi-character format specifiers as I32, I64.
1320 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1321 (gnu_target_overrides_format_attributes): New.
1322 * c-format.h: Add structure target_ovr_attr to hold
1323 system specific formatter names.
1324 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1325 msformat-c.o file to c_target_objs and cxx_target_objs.
1326 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1327 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1328 (TARGET_N_FORMAT_TYPES): New.
1329 * config/i386/msformat-c.c: New.
1330 * config/i386/t-cygming: Add build rule for msformat-c.o.
1331 * doc/extend.texi: Add new format names gnu_* and ms_* and
1333 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1335 2008-03-20 Ira Rosen <irar@il.ibm.com>
1337 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1338 optimizations turned on under -O3.
1339 (ftree-vectorize): Add that the flag is turned on with -O3.
1341 2008-03-20 Ben Elliston <bje@au.ibm.com>
1343 * regmove.c (try_auto_increment): Fix spelling error in comment.
1344 * final.c (final_scan_insn): Likewise.
1346 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1350 allocator preferences for "y" and "r" class registers.
1351 ("*mov<mode>_internal"): Ditto.
1352 ("*movv2sf_internal_rex64"): Ditto.
1353 ("*movv2sf_internal"): Ditto.
1355 2008-03-19 Michael Matz <matz@suse.de>
1358 * calls.c (expand_call): Check overlap of arguments with call
1359 address for sibcalls.
1361 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1364 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1365 of the underlying type of a MS bitfield layout to the natural
1366 alignment of the type.
1368 2008-03-19 Jan Hubicka <jh@suse.cz>
1371 * toplev.c (decode_d_option): Handle all CPP flags.
1372 * tree-vrp.c: Update tree_pass descriptors.
1373 * regrename.c: Update tree_pass descriptors.
1374 * fwprop.c: Update tree_pass descriptors.
1375 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1376 * tree-into-ssa.c: Update tree_pass descriptors.
1377 * tree-dump.c: Update tree_pass descriptors.
1378 * tree-complex.c: Update tree_pass descriptors.
1379 * tree-dump.h: Update tree_pass descriptors.
1380 * see.c: Update tree_pass descriptors.
1381 * cgraphbuild.c: Update tree_pass descriptors.
1382 * tracer.c: Update tree_pass descriptors.
1383 * tree-loop-distribution.c: Update tree_pass descriptors.
1384 * cgraph.c: Update tree_pass descriptors.
1385 * postreload-gcse.c: Update tree_pass descriptors.
1386 * postreload.c: Update tree_pass descriptors.
1387 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1388 * tree-tailcall.c: Update tree_pass descriptors.
1389 * tree-pass.h (tree_opt_pass): Rename to ...
1390 (opt_pass) ... this one; add "type" field and remove letter field.
1391 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1392 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1393 all_lowering_passes): Update declaration.
1394 * ipa-cp.c: Update tree_pass descriptors.
1395 * final.c: Update tree_pass descriptors.
1396 * omp-low.c: Update tree_pass descriptors.
1397 * tree-ssa-dse.c: Update tree_pass descriptors.
1398 * ipa-reference.c: Update tree_pass descriptors.
1399 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1400 * auto-inc-dec.c: Update tree_pass descriptors.
1401 * reorg.c: Update tree_pass descriptors.
1402 * cgraphunit.c: Update tree_pass descriptors.
1403 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1404 * tree-ssa-ccp.c: Update tree_pass descriptors.
1405 * df-core.c: Update tree_pass descriptors.
1406 * mode-switching.c: Update tree_pass descriptors.
1407 * tree-nomudflap.c: Update tree_pass descriptors.
1408 * modulo-sched.c: Update tree_pass descriptors.
1409 * ipa-pure-const.c: Update tree_pass descriptors.
1410 * cse.c: Update tree_pass descriptors.
1411 * web.c: Update tree_pass descriptors.
1412 * tree-stdarg.c: Update tree_pass descriptors.
1413 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1414 * tree-ssa-dom.c: Update tree_pass descriptors.
1415 * tree-nrv.c: Update tree_pass descriptors.
1416 * tree-ssa-alias.c: Update tree_pass descriptors.
1417 * loop-init.c: Update tree_pass descriptors.
1418 * gimple-low.c: Update tree_pass descriptors.
1419 * ipa-inline.c: Update tree_pass descriptors.
1420 * tree-ssa-sink.c: Update tree_pass descriptors.
1421 * global.c: Update tree_pass descriptors.
1422 * ifcvt.c: Update tree_pass descriptors.
1423 * jump.c: Update tree_pass descriptors.
1424 * predict.c: Update tree_pass descriptors.
1425 * tree-ssa-loop.c: Update tree_pass descriptors.
1426 * recog.c: Update tree_pass descriptors.
1427 * dse.c: Update tree_pass descriptors.
1428 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1429 * tree-eh.c: Update tree_pass descriptors.
1430 * regmove.c: Update tree_pass descriptors.
1432 * function.c: Update tree_pass descriptors.
1433 * tree-vectorizer.c: Update tree_pass descriptors.
1434 * gcse.c: Update tree_pass descriptors.
1435 * ipa-type-escape.c: Update tree_pass descriptors.
1436 * tree-if-conv.c: Update tree_pass descriptors.
1437 * init-regs.c: Update tree_pass descriptors.
1438 * ipa.c: Update tree_pass descriptors.
1439 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1440 * rtl-factoring.c: Update tree_pass descriptors.
1441 * lower-subreg.c: Update tree_pass descriptors.
1442 * bt-load.c: Update tree_pass descriptors.
1443 * tree-dfa.c: Update tree_pass descriptors.
1444 * except.c: Update tree_pass descriptors.
1445 * emit-rtl.c: Update tree_pass descriptors.
1446 * cfgexpand.c: Update tree_pass descriptors.
1447 * tree-cfgcleanup.c: Update tree_pass descriptors.
1448 * cfgcleanup.c: Update tree_pass descriptors.
1449 * tree-ssa-pre.c: Update tree_pass descriptors.
1450 * tree-sra.c: Update tree_pass descriptors.
1451 * tree-mudflap.c: Update tree_pass descriptors.
1452 * tree-ssa-copy.c: Update tree_pass descriptors.
1453 * cfglayout.c: Update tree_pass descriptors.
1454 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1455 * tree-ssa-dce.c: Update tree_pass descriptors.
1456 * tree-ssa.c: Update tree_pass descriptors.
1457 * regclass.c: Update tree_pass descriptors.
1458 * integrate.c: Update tree_pass descriptors.
1459 * tree-optimize.c: Update tree_pass descriptors.
1460 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1461 * tree-object-size.c: Update tree_pass descriptors.
1462 * combine.c: Update tree_pass descriptors.
1463 * tree-outof-ssa.c: Update tree_pass descriptors.
1464 * bb-reorder.c: Update tree_pass descriptors.
1465 * stack-ptr-mod.c: Update tree_pass descriptors.
1466 * var-tracking.c: Update tree_pass descriptors.
1467 * tree-profile.c: Update tree_pass descriptors.
1468 * tree-vect-generic.c: Update tree_pass descriptors.
1469 * reg-stack.c: Update tree_pass descriptors.
1470 * sched-rgn.c: Update tree_pass descriptors.
1471 * tree-ssa-structalias.c: Update tree_pass descriptors.
1472 * tree-cfg.c: Update tree_pass descriptors.
1473 * passes.c (current_pass): Update declaration.
1474 (finish_optimization_passes): Update.
1475 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1476 (register_one_dump_file, register_dump_files_1, next_pass_1):
1478 (init_optimization_passes): Update handling of new types.
1479 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1480 * ipa-struct-reorg.c: Update tree_pass descriptors.
1481 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1482 * combine-stack-adj.c: Update tree_pass descriptors.
1483 * cfgrtl.c: Update tree_pass descriptors.
1484 * dce.c: Update tree_pass descriptors.
1485 * tree-ssanames.c: Update tree_pass descriptors.
1487 2008-03-19 Richard Guenther <rguenther@suse.de>
1490 * tree-ssa.c (walk_data): New structure.
1491 (warn_uninitialized_var): If not always_executed warn with "maybe"
1493 (execute_early_warn_uninitialized): Compute post-dominators.
1494 Initialize always_executed before processing each basic block.
1496 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1499 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1500 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1502 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1504 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1506 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1508 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1510 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1511 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1512 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1513 target after ignore has been set, and move there also the commputation
1514 of subtarget and original_target.
1515 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1516 (LANG_HOOKS_INITIALIZER): Remove it.
1517 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1519 2008-03-18 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1522 found an expression with constants, note that in the VN for the lhs.
1523 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1524 fold them to constants if possible. Run cleanup_cfg if done so.
1525 (execute_pre): Return todo.
1527 (execute_fre): Likewise.
1528 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1530 (get_prop_source_stmt): Look through pointer conversions.
1532 2008-03-18 Jan Hubicka <jh@suse.cz>
1534 * tree-pretty-print.c: Include predict.h.
1535 (dump_generic_node): Dump predictor.
1536 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1537 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1538 * gimple-low.c (lower_stmt): Likewise.
1539 * expr.c (expand_expr_real): Likewise.
1540 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1542 (build_predict_expr, build_predict_expr): New.
1543 * predict.h (predictor_name, build_predict_expr): Update.
1544 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1545 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1546 * predict.def (PRED_CONTINUE): Update hitrate.
1547 * tree.def (PREDICT_EXPR): Define.
1548 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1549 do not handle BIND_EXPR.
1550 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1551 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1552 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1555 2008-03-18 Michael Matz <matz@suse.de>
1557 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1559 2008-03-18 Richard Guenther <rguenther@suse.de>
1561 * tree-gimple.h (is_gimple_invariant_address): Declare.
1562 (is_gimple_constant): Likewise.
1563 * tree-gimple.c (is_gimple_constant): New function.
1564 (is_gimple_invariant_address): Likewise.
1565 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1566 and is_gimple_invariant_address.
1567 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1569 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1570 an addressable base.
1572 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1575 * gimplify.c (gimplify_expr): Gimplify second operand of
1578 2008-03-17 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/19637
1581 * fold-const.c (fold_unary): Remove restrictions of removing
1582 intermediate pointer-conversions (P2)(P1)P0.
1583 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1584 conversion to void pointer.
1585 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1587 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1590 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1591 emulated thread local variables.
1593 2008-03-16 Richard Guenther <rguenther@suse.de>
1596 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1597 expand TREE_INVARIANT operations that are not gimple invariant.
1599 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1601 * doc/extend.texi (Alignment): Say that the ABI controls
1602 the __alignof__ for non-strict-alignment targets rather
1603 than being a recommendation.
1605 2008-03-15 Paul Brook <paul@codesourcery.com>
1607 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1609 (arm_output_fn_unwind): Mark functions that can not be unwound.
1611 2008-03-15 Paul Brook <paul@codesourcery.com>
1613 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1614 extension instructions.
1616 2008-03-15 Richard Guenther <rguenther@suse.de>
1618 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1619 and fold constant aggregate refs.
1620 (fold_const_aggregate_ref): Handle string constants
1621 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1622 (evaluate_stmt): Simplify now that ccp_fold folds constant
1625 2008-03-15 Paul Brook <paul@codesourcery.com>
1627 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1628 (extzv): Use gen_extzv_t2.
1629 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1631 2008-03-15 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1634 (fold_const_aggregate_ref): Likewise.
1635 (get_value): Return NULL if we don't have any values.
1636 (ccp_finalize): Set const_val to NULL after freeing it.
1637 * tree-flow.h (get_symbol_constant_value): Declare.
1638 (fold_const_aggregate_ref): Likewise.
1639 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1641 2008-03-15 Richard Guenther <rguenther@suse.de>
1644 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1645 to not produce negative array indices if not allowed. Add
1646 parameter to indicate that.
1647 (maybe_fold_offset_to_component_ref): Allow negative array
1648 indices only for the first member of a structure.
1649 (maybe_fold_offset_to_reference): Allow negative array indices.
1650 (maybe_fold_stmt_addition): Likewise.
1652 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1653 Anatoly Sokolov <aesok@post.ru>
1655 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1656 (avr_arch): Add ARCH_AVR6.
1657 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1658 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1659 instead of fixed value 2.
1660 (print_operand_address): Use gs() asm specifier instead of pm().
1661 (avr_assemble_integer): (Ditto.).
1662 (avr_output_addr_vec_elt): (Ditto.).
1663 (print_operand): Handle "!" code.
1664 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1665 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1666 (AVR_HAVE_EIJMP_EICALL): Define.
1667 (AVR_3_BYTE_PC): Redefine.
1668 (AVR_2_BYTE_PC): (Ditto.).
1669 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1670 (LINK_SPEC): Add atmega2560 and atmega2561.
1671 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1673 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1674 for 3 byte PC devices.
1675 (call_value_insn): (Ditto.).
1676 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1677 (indirect_jump): Use only for for 2 byte PC devices.
1678 (*tablejump): (Ditto.).
1679 (*indirect_jump_avr6): Add insn.
1680 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1681 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1682 instead of ijmp for 3 byte PC devices.
1683 (__tablejump2__): (Ditto.).
1684 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1685 (MULITLIB_DIRNAMES): (Ditto.).
1686 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1688 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1691 "sse2_umulsidi3". Use V1DI mode for operand 0.
1692 ("mmx_psadbw"): Use V1DI mode for operand 0.
1693 * config/i386/i386-modes.def (V1SI): New vector mode.
1694 * config/i386/i386.c (struct builtin_description)
1695 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1696 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1697 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1698 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1699 v1di_ftype_v8qi_v8qi type.
1700 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1702 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1703 __builtin_ia32_pmuludq]: Fix the mode of return value.
1705 2008-03-15 Richard Guenther <rguenther@suse.de>
1708 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1711 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1713 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1714 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1715 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1716 unless TARGET_SERIALIZE_VOLATILE is enabled.
1717 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1718 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1719 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1721 2008-03-14 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/34172
1724 * tree-flow.h (refs_may_alias_p): Declare.
1725 (get_single_def_stmt): Likewise.
1726 (get_single_def_stmt_from_phi): Likewise.
1727 (get_single_def_stmt_with_phi): Likewise.
1728 * tree-dfa.c (refs_may_alias_p): New function.
1729 (get_single_def_stmt): Likewise.
1730 (get_single_def_stmt_from_phi): Likewise.
1731 (get_single_def_stmt_with_phi): Likewise.
1732 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1733 (vn_reference_lookup_1): New helper function.
1734 (vn_reference_lookup): Walk the virtual use-def chain to
1735 continue searching for a match if the def does not alias the
1736 reference we are looking for.
1738 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1740 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1741 archive and Perzl. Update The Written Word listing.
1743 2008-03-14 Richard Guenther <rguenther@suse.de>
1745 PR tree-optimization/34043
1746 PR tree-optimization/33989
1747 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1749 (bitmap_find_leader): Use extra argument to verify dominance
1750 relationship inside a basic-block.
1751 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1752 (find_leader_in_sets): Adjust.
1753 (create_component_ref_by_pieces): Take extra argument for
1754 dominance check, handle lookup failures.
1755 (find_or_generate_expression): Likewise.
1756 (create_expression_by_pieces): Likewise.
1757 (insert_into_preds_of_block): Adjust.
1758 (create_value_expr_from): If asked for, verify all operands
1759 are in the blocks AVAIL_OUT set.
1760 (make_values_for_stmt): Check for SSA_NAMEs that are life
1761 over an abnormal edge.
1762 (compute_avail): Remove such check.
1763 (do_SCCVN_insertion): New function.
1764 (eliminate): If we do not find a leader suitable for replacement
1765 insert a replacement expression from SCCVN if available.
1766 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1767 (struct vn_ssa_aux): Add needs_insertion flag.
1768 * tree-ssa-sccvn.c (may_insert): New global flag.
1769 (copy_reference_ops_from_ref): Value-number union member access
1770 based on its size, not type and member if insertion is allowed.
1771 (visit_reference_op_load): For a weak match from union type
1772 punning lookup a view-converted value and insert a SSA_NAME
1773 for that value if that is not found.
1774 (visit_use): Make dumps shorter. Do not disallow value numbering
1775 SSA_NAMEs that are life over an abnormal edge to constants.
1776 (free_scc_vn): Release inserted SSA_NAMEs.
1777 (run_scc_vn): New flag to specify whether insertion is allowed.
1778 Process SSA_NAMEs in forward order.
1779 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1780 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1781 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1782 pointer type to/from integral types that do not change the
1783 precision to regular conversions.
1785 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1787 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1788 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1789 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1790 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1791 input arguments and the mode of return value. Built-in functions
1792 that operate on whole 64-bit MMX register now use V1DI mode.
1794 2008-03-13 Alon Dayan <alond@il.ibm.com>
1795 Olga Golovanevsky <olga@il.ibm.com>
1797 PR tree-optimization/35041
1798 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1799 to locate the right position in a statement.
1801 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/xmmintrin.h: Change all static inline functions to
1806 extern inline and add __gnu_inline__ attribute.
1807 * config/i386/bmintrin.h: Ditto.
1808 * config/i386/smmintrin.h: Ditto.
1809 * config/i386/tmmintrin.h: Ditto.
1810 * config/i386/mmintrin-common.h: Ditto.
1811 * config/i386/ammintrin.h: Ditto.
1812 * config/i386/emmintrin.h: Ditto.
1813 * config/i386/pmmintrin.h: Ditto.
1814 * config/i386/mmintrin.h: Ditto.
1815 * config/i386/mm3dnow.h: Ditto.
1817 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1820 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1821 (lower_omp_2): New function.
1822 (lower_omp_1, lower_omp): Rewritten.
1824 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1827 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1828 with the phrase "Microsoft Windows compilers".
1829 (Push/Pop Macro Pragmas): New subsection. Document
1830 #pragma push_macro and pragma pop_macro.
1832 2008-03-12 Paul Brook <paul@codesourcery.com>
1834 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1836 2008-03-12 Paul Brook <paul@codesourcery.com>
1838 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1839 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1840 (thumb2_addsi_shortim): Rename ...
1841 (thumb2_addsi_short): ... to this. Allow register operands.
1842 (thumb2_subsi_short): New pattern.
1843 (thumb2_one_cmplsi2_short,
1844 thumb2_negsi2_short): New patterns and peepholes.
1846 2008-03-12 Paul Brook <paul@codesourcery.com>
1848 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1850 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md (int_cond): New code iterator.
1854 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1855 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1856 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1857 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1858 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1859 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1860 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1861 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1863 2008-03-12 Paul Brook <paul@codesourcery.com>
1865 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1866 instead of {arm,thumb}_compute_save_reg_mask.
1867 (output_return_instruction): Ditto.
1868 (thumb_unexpanded_epilogue): Ditto.
1869 (thumb1_expand_prologue): Ditto.
1870 (thumb1_output_function_prologue): Ditto.
1871 (arm_set_return_address): Ditto.
1872 (thumb_set_return_address): Ditto.
1873 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1874 regs to achieve stack alignment.
1875 (thumb1_compute_save_reg_mask): Fix compiler warning.
1876 (arm_output_epilogue): Use offsets->saved_regs_mask.
1877 Adjust stack pointer by poping call clobered registers.
1878 (arm_expand_prologue): Use offsets->saved_regs_mask.
1879 Adjust stack pointer by pushing extra registers.
1880 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1882 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1885 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1886 conversion to the operands of a multiplication.
1888 2008-03-12 Richard Guenther <rguenther@suse.de>
1890 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1891 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1892 * timevar.def (TV_TREE_PHIPROP): Add.
1893 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1894 pass description. Use TV_TREE_PHIPROP.
1895 * tree-ssa-forwprop.c: Remove phiprop code.
1897 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1900 * omp-low.c (maybe_lookup_decl): Constify first argument.
1901 (use_pointer_for_field): Change last argument from bool to
1902 omp_context *. Disallow shared copy-in/out in nested
1903 parallel if decl is shared in outer parallel too.
1904 (build_outer_var_ref, scan_sharing_clauses,
1905 lower_rec_input_clauses, lower_copyprivate_clauses,
1906 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1908 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1909 Ira Rosen <irar@il.ibm.com>
1911 * tree-vectorizer.c (free_stmt_vec_info): New function.
1912 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1913 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1914 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1915 * tree-vect-transform.c (vectorizable_conversion): Free
1916 vec_oprnds0 if it was allocated.
1917 (vect_permute_store_chain): Remove unused VECs.
1918 (vectorizable_store): Free VECs that are allocated in the..
1920 (vect_transform_strided_load, vectorizable_load): Likewise.
1921 (vect_remove_stores): Simplify the code.
1922 (vect_transform_loop): Move code to vect_remove_stores().
1923 Call vect_remove_stores() and free_stmt_vec_info().
1925 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1927 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1928 TARGET_HPUX. Revise comment.
1929 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1930 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1931 Use sr4 variant of `be' instruction when not generating PIC code.
1932 (attr_length_call): Adjust for above change.
1934 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1936 * ipa-reference.c (static_execute): Remove module_statics_const and
1937 associated setting code.
1939 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1943 predicate for operand 1.
1944 (paritysi2_cmp): Use register_operand predicate for operand 2.
1945 Use earlyclobber modifier for operand 1. Remove support for
1947 (paritydi2_cmp): Use register_operand predicate for operand 3.
1948 Use earlyclobber modifier for operand 1. Remove support for
1951 2008-03-11 Paul Brook <paul@codesourcery.com>
1952 Vladimir Prus <vladimir@codesourcery.com>
1954 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1955 (arm_compute_save_reg0_reg12_mask): Always
1956 check if register 11 must be saved. Always safe hard frame pointer
1957 when frame_pointer_needeed.
1958 (arm_compute_save_reg_mask): Save IP and PC
1959 only with apcs frames.
1960 (arm_output_epilogue): Adjust Thumb2 codepath to
1961 be also invoked and work for ARM non-apcs frames.
1962 (arm_expand_prologue): Don't bother saving IP
1963 for non-apcs frame, since it's not clobbered by
1964 prologue code. Implement non-apcs frame
1967 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1969 PR rtl-optimization/35281
1970 * expr.c (convert_move): Use a new pseudo for the intermediate
1971 from_mode->word_mode result.
1973 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1975 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1976 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1977 * toplev.c (compile_file): Don't call it.
1979 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1982 * expr.c (store_expr): Call emit_block_move if the mode
1983 of "temp" RTX is BLKmode.
1985 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1986 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/31358
1989 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1990 the step with a NULL_TREE.
1991 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1992 to sizetype if type is a pointer type.
1993 (add_candidate_1): Don't convert the base and step to
1994 the generic type if the orginal type is a pointer type.
1995 (add_iv_value_candidates): Use sizetype for the step
1996 if type is a pointer type.
1997 (cand_value_at): Likewise.
1998 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2000 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2001 Don't convert the tem affine to the type.
2002 (add_elt_to_tree): Use sizetype for the step if a pointer.
2003 Use POINTER_PLUS_EXPR for pointers.
2004 (aff_combination_to_tree): Use sizetype for the step if a
2007 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2009 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2010 Remove commutativity hint.
2012 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2016 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2017 errorneous type. Check that v is a VAR_DECL.
2020 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2022 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2024 PR tree-optimization/35494
2025 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2026 may be overriden at link and run time.
2028 2008-03-10 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/34677
2031 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2032 (poolify_tree): Likewise.
2033 (modify_expr_template): Likewise.
2034 (poolify_modify_stmt): Likewise.
2035 (insert_fake_stores): Handle all component-ref style stores
2036 in addition to INDIRECT_REF. Also handle complex types.
2037 Do not poolify the inserted load.
2038 (realify_fake_stores): Do not rebuild the tree but only
2039 make it a SSA_NAME copy.
2040 (init_pre): Remove initialzation of modify_expr_template.
2041 Do not allocate modify_expr_node_pool.
2042 (fini_pre): Do not free modify_expr_node_pool.
2044 2008-03-10 Paul Brook <paul@codesourcery.com>
2046 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2049 2008-03-10 Paul Brook <paul@codesourcery.com>
2050 Mark Shinwell <shinwell@codesourcery.com>
2052 * config/arm/cortex-r4.md: New.
2053 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2055 * config/arm/arm.md: Include cortex-r4.md.
2056 (insn): Add smmls, sdiv and udiv values.
2057 (generic_sched): Don't use generic scheduling for Cortex-R4.
2058 (arm_issue_rate): New function.
2059 (TARGET_SCHED_ISSUE_RATE): Define.
2061 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2063 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2065 2008-03-10 Richard Guenther <rguenther@suse.de>
2067 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2068 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2070 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2072 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2073 Set default to true.
2075 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2077 * c.opt (Wsynth): Deprecate.
2078 * doc/invoke.texi (Option Summary, Warning Options): Document
2079 -Wno-format-contains-nul.
2081 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2085 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2087 2008-03-09 Ira Rosen <irar@il.ibm.com>
2089 * config/rs6000/rs6000.c (builtin_description): Rename vector
2090 left shift operations.
2091 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2092 (altivec_vsl<VI_char>): Rename to ...
2093 (ashl<mode>3): ... new name.
2094 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2096 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2098 2008-03-08 Richard Guenther <rguenther@suse.de>
2100 * coverage.h (tree_coverage_counter_addr): Declare.
2101 * coverage.c (tree_coverage_counter_addr): New function.
2102 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2104 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2105 (tree_gen_one_value_profiler): Likewise.
2106 (tree_gen_ic_profiler): Likewise.
2107 (tree_gen_average_profiler): Likewise.
2108 (tree_gen_ior_profiler): Likewise.
2110 2008-03-08 Richard Guenther <rguenther@suse.de>
2112 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2113 (vn_binary_op_insert): Likewise.
2114 (vn_unary_op_lookup): Likewise.
2115 (vn_unary_op_insert): Likewise.
2116 (vn_nary_op_lookup): Declare.
2117 (vn_nary_op_insert): Likewise.
2118 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2119 and binary hashes, use a single obstack for unary_op_pool
2121 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2122 a single struct vn_nary_op_s. Store tree code length and
2123 a variable number of operands.
2124 (struct vn_reference_op_struct): Remove unused op2.
2125 (vn_reference_op_eq): Do not compare op2.
2126 (vn_reference_op_compute_hash): Do not compute hash of op2.
2127 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2128 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2129 with vn_nary_op_compute_hash.
2130 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2131 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2133 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2135 (visit_unary_op): Call nary functions.
2136 (visit_binary_op): Likewise.
2137 (process_scc): Adjust for struct vn_tables_s changes.
2138 (allocate_vn_table): Likewise.
2139 (free_vn_table): Likewise.
2140 * tree-vn.c (vn_add): Call nary functions.
2141 (vn_lookup): Likewise.
2143 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2146 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2147 wdst back after sync_compare_and_swapqhi_internal.
2149 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386-modes.def (V1DI): New vector mode.
2153 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2154 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2155 (MMXMODE248): Ditto.
2156 (MMXMODE): Add V1DI mode.
2157 (mmxvecsize): Change DI mode to V1DI mode.
2158 ("mov<mode>): Use MMXMODEI8 mode iterator.
2159 ("*mov<mode>_internal_rex64"): Ditto.
2160 ("*mov<mode>_internal"): Ditto.
2161 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2162 ("mmx_sub<mode>3"): Ditto.
2163 ("mmx_adddi3"): Remove insn pattern.
2164 ("mmx_subdi3"): Ditto.
2165 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2166 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2167 ("mmx_ashl<mode>3"): Ditto.
2168 ("mmx_lshrdi3"): Remove insn pattern.
2169 ("mmx_ashldi3"): Ditto.
2170 * config/i386/i386.c (classify_argument): Handle V1DImode.
2171 (function_arg_advance_32): Ditto.
2172 (function_arg_32): Ditto.
2173 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2174 mmx_addv1di3 insn pattern.
2175 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2176 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2177 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2178 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2179 Remove definitions of built-in functions.
2180 (V1DI_type_node): New node.
2181 (v1di_ftype_v1di_int): Ditto.
2182 (v1di_ftype_v1di_v1di): Ditto.
2183 (v2si_ftype_v2si_si): Ditto.
2184 (v4hi_ftype_v4hi_di): Remove node.
2185 (v2si_ftype_v2si_di): Ditto.
2186 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2187 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2188 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2189 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2190 Add new builtins using def_builtin_const.
2191 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2192 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2193 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2194 * config/i386/mmintrin.h (__v1di): New typedef.
2195 (_mm_add_si64): Cast arguments to __v1di type.
2196 (_mm_sub_si64): Ditto.
2197 (_mm_sll_pi16): Cast __count to __v4hi type.
2198 (_mm_sll_pi32): Cast __count to __v2si type.
2199 (_mm_sll_si64): Cast arguments to __v1di type.
2200 (_mm_srl_pi16): Cast __count to __v4hi type.
2201 (_mm_srl_pi32): Cast __count to __v2si type.
2202 (_mm_srl_si64): Cast arguments to __v1di type.
2203 (_mm_sra_pi16): Cast __count to __v4hi type.
2204 (_mm_sra_pi32): Cast __count to __v2si type.
2205 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2206 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2207 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2208 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2209 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2210 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2211 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2212 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2213 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2214 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2215 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2216 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2218 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2220 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2222 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2225 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2226 reg+const addressing for Altivec modes. Don't generate reg+reg
2227 addressing for TFmode or TDmode quantities.
2229 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2231 * c-common.c (vector_types_convertible_p): Call langhook
2232 instead of comptypes.
2234 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2238 integral and scalar float variables which have a
2241 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2243 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2244 dwarf_register_span hook when emitting unwind information for
2245 register-to-memory saves.
2246 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2247 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2249 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2251 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2252 for the same VAR_DECL.
2254 2008-03-06 Tom Tromey <tromey@redhat.com>
2257 * doc/standards.texi (Standards): Don't mention treelang.
2258 * doc/invoke.texi (Overall Options): Don't mention treelang.
2259 * doc/install.texi (Prerequisites): Don't mention bison or
2261 (Configuration): Don't mention treelang.
2262 (Building): Likewise.
2263 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2265 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2267 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2268 word-extractions out of a multi-word object.
2270 2008-03-06 Richard Guenther <rguenther@suse.de>
2272 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2273 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2274 result type and precision.
2275 * expr.c (get_inner_reference): Set unsignedp based on the result
2276 type of BIT_FIELD_REF.
2277 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2278 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2279 (try_instantiate_multiple_fields): Likewise. Use the correct type
2281 (sra_build_assignment): Likewise.
2282 (sra_build_elt_assignment): Likewise.
2283 (sra_explode_bitfield_assignment): Likewise.
2284 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2285 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2286 set BIT_FIELD_REF_UNSIGNED.
2287 (vectorizable_load): Likewise.
2289 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2291 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2294 2008-03-06 Richard Guenther <rguenther@suse.de>
2296 * alias.c (struct alias_set_entry): Move has_zero_child field
2297 to pack with alias_set.
2299 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2304 2008-03-05 Ian Lance Taylor <iant@google.com>
2306 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2308 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2310 * fwprop.c (update_df): Support width and offset parameters of
2312 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2313 global_conflicts): Change DF_REF_EXTRACT to either
2314 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2315 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2316 * df-scan.c (df_ref_record, df_defs_record,
2317 df_ref_create_structure, df_def_record_1, df_uses_record,
2318 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2319 df_bb_refs_collect, df_entry_block_defs_collect,
2320 df_exit_block_uses_collect): Support new width and offset fields.
2321 (ref_extract_pool): New storage pool.
2322 (df_free_ref): New function.
2323 (df_reg_chain_unlink, df_free_collection_rec,
2324 df_sort_and_compress_refs): Call df_free_ref.
2325 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2327 (df_ref_create_structure): Allocate df_ref_extract if offset and
2328 width fields are used.
2329 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2330 (df_uses_record): Get offset and width from ZERO_EXTRACT
2332 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2333 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2334 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2335 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2336 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2337 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2338 (df_ref_extract): New structure.
2339 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2340 (df_ref_create): Add width and offset parameters.
2342 2008-03-05 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2345 Use ranges_overlap_p.
2346 (offset_overlaps_with_access): Rename
2347 to ranges_overlap_p and move ...
2348 * tree-flow-inline.h (ranges_overlap_p): ... here.
2350 * tree.h (get_inner_reference, handled_component_p): Update
2353 * tree.h (record_component_aliases, get_alias_set,
2354 alias_sets_conflict_p, alias_sets_must_conflict_p,
2355 objects_must_conflict_p): Move declarations ...
2356 * alias.h (record_component_aliases, get_alias_set,
2357 alias_sets_conflict_p, alias_sets_must_conflict_p,
2358 objects_must_conflict_p): ... here.
2359 Include coretypes.h.
2360 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2362 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2364 * cfg.c: Include tree-flow.h.
2365 (remove_edge_raw): Call redirect_edge_var_map_clear.
2366 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2367 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2368 (redirect_edge_var_map_result): New.
2369 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2370 PENDING_STMT use with redirect_edge_var_map_*.
2371 * tree-ssa.c (edge_var_maps): New definition.
2372 (redirect_edge_var_map_add): New.
2373 (redirect_edge_var_map_clear): New.
2374 (redirect_edge_var_map_dup): New.
2375 (redirect_edge_var_map_vector): New.
2376 (redirect_edge_var_map_destroy): New.
2377 (ssa_redirect_edge): Replace PENDING_STMT use with
2378 redirect_edge_var_map_*.
2379 (flush_pending_stmts): Same.
2380 (delete_tree_ssa): Destroy edge var map.
2381 * tree-flow.h (struct _edge_var_map): New.
2382 Define edge_var_map vector type.
2383 Declare redirect_edge_var_map_* prototypes.
2384 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2385 * tree-cfg.c (reinstall_phi_args): Replace
2386 PENDING_STMT use with redirect_edge_var_map_*.
2388 2008-03-05 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/35472
2391 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2392 whose single use_stmt has a overlapping set of loaded and
2393 stored symbols as that use_stmt might be a noop assignment then.
2395 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2397 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2399 2008-03-05 Richard Guenther <rguenther@suse.de>
2402 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2403 should be constants.
2404 * tree-cfg.c (verify_expr): Verify it.
2405 * fold-const.c (fold_truthop): Remove code generating
2406 BIT_FIELD_REFs of structure bases.
2407 (fold_binary): Likewise.
2408 (fold_ternary): Position and size of BIT_FIELD_REFs are
2409 always host integers.
2410 (make_bit_field_ref): Remove.
2411 (optimize_bit_field_compare): Remove.
2412 (all_ones_mask_p): Remove.
2414 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2417 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2418 (split_block_and_df_analyze): New. Split basic block and rebuild
2420 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2422 (split_pattern_seq): Likewise.
2423 (erase_matching_seqs): Likewise.
2424 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2426 2008-03-04 Geoff Keating <geoffk@apple.com>
2428 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2429 declaration and code.
2430 (tree_invalid_nonnegative_warnv_p): Likewise.
2432 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2434 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2435 examples. Truncate option-names then causing overfull hbox.
2437 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2440 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2442 * configure: Rebuilt.
2444 2008-03-04 Rafael Espindola <espindola@google.com>
2446 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2447 (tree_unary_nonnegative_warnv_p): New.
2448 (tree_binary_nonnegative_warnv_p): New.
2449 (tree_single_nonnegative_warnv_p): New.
2450 (tree_invalid_nonnegative_warnv_p): New.
2451 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2453 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2456 * opts.c (handle_option): Postpone 'unknown option' errors only for
2459 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2462 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2465 2008-03-04 Rafael Espindola <espindola@google.com>
2467 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2468 (tree_binary_nonzero_warnv_p): New.
2469 (tree_single_nonzero_warnv_p): New.
2470 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2472 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2475 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2476 transformations for modes that have signed zeros.
2477 * ifcvt.c (noce_try_abs): Ditto.
2479 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2481 * config/i386/i386.c (override_options): Force
2482 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2484 2008-03-04 Jan Hubicka <jh@suse.cz>
2487 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2490 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2492 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2493 label to probe the stack.
2495 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2497 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2498 (__gthr_win32_mutex_destroy): Declare.
2499 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2500 __gthr_win32_mutex_destroy.
2501 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2503 2008-03-03 Jan Hubicka <jh@suse.cz>
2506 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2507 aggressive on inlining cold calls.
2509 2008-03-03 Richard Guenther <rguenther@suse.de>
2511 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2512 struct copies into the expression table.
2513 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2514 (try_to_simplify): Likewise.
2515 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2516 integral and pointer arguments which do not change the
2517 precision to NOP_EXPRs.
2518 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2519 VIEW_CONVERT_EXPR case.
2521 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2523 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2524 defined in a loop at depth 0 is invariant.
2525 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2526 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2527 be called at loop depth 0.
2529 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2532 * gcc.c (process_command): Update copyright notice dates.
2533 * gcov.c (print_version): Likewise.
2534 * gcov-dump.c (print_version): Likewise.
2535 * mips-tfile.c (main): Likewise.
2536 * mips-tdump.c (main): Likewise.
2538 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2541 * c-common.c (flag_permissive): Delete.
2542 (constant_expression_warnings): Check flags first.
2543 (constant_expression_error): New.
2544 * c-common.h (flag_permissive): Delete.
2545 (constant_expression_error): Declare.
2546 * flags.h (flag_permissive): Declare. Update description.
2547 * diagnostic.c (pedwarn): Update.
2549 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2550 (permissive_error_kind): New.
2551 * toplev.c (flag_permissive): Define. Update description.
2552 * toplev.h (permissive_error_kind): Declare.
2553 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2554 (pedwarn_c90): Use pedantic_warning_kind.
2555 * c-opts.c (c_common_post_options): flag_permissive does not affect
2556 flag_pedantic_errors.
2558 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2560 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2561 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2562 __absvsi2, __absvDI2): Use unsigned arithmetic.
2564 2008-03-02 Andi Kleen <ak@suse.de>
2565 Richard Guenther <rguenther@suse.de>
2567 * struct-equiv.c: Remove file.
2568 * cfg_cleanup.c (condjump_equiv_p): Remove.
2569 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2570 (struct-equiv.o): Remove rule.
2571 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2572 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2573 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2575 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2577 * ifcvt.c (noce_process_if_block): Try to handle only the then
2578 block if the else block exists but isn't suitable.
2580 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2583 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2584 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2585 regression from previous patch.
2587 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2590 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2592 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2593 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2594 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2595 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2596 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2597 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2598 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2599 (__gthread_mutex_destroy_function): Rename to
2600 __gthread_mutex_destroy.
2601 * gthr-dce.h (__gthread_mutex_destroy): Call
2602 pthread_mutex_destroy.
2603 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2604 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2605 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2607 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2609 * df-scan.c (df_ref_chain_change_bb): Simplify.
2610 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2611 set_block_for_insn if there's any change.
2612 * df.h ((df_insn_change_bb): Fix prototype.
2613 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2614 df_insn_change_bb, don't call set_block_for_insn.
2615 * emit-rtl.c (reorder_insns): Likewise.
2616 * haifa-sched.c (move_insn): Likewise.
2618 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2620 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2622 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2624 * tree-flow-inline.h (next_readonly_imm_use): Return
2625 NULL_USE_OPERAND_P after the end.
2627 2008-03-01 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/35411
2630 * tree-sra.c (sra_build_assignment): Split conversion to
2631 final type to a separate statement if we are not assigning
2634 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2636 * fold-const.c (fold_convertible_p): Correct the logic to follow
2637 that in fold_convert().
2639 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2642 * tree-inline.c (build_duplicate_type): When we make a
2643 duplicate type, make it unique in the canonical types system.
2645 2008-02-29 Tom Tromey <tromey@redhat.com>
2647 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2648 input_file_stack_history, input_file_stack_restored): Remove.
2649 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2650 * input.h (struct file_stack): Remove.
2651 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2652 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2654 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2656 (diagnostic_last_module_changed): Add 'map' argument.
2657 (diagnostic_set_last_function): Likewise.
2658 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2659 line map, not input_file_stack.
2660 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2662 2008-02-29 Paul Brook <paul@codesourcery.com>
2664 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2666 2008-02-29 Paul Brook <paul@codesourcery.com>
2668 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2670 2008-02-29 Richard Guenther <rguenther@suse.de>
2672 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2674 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2675 value for comparing for a store match.
2676 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2677 (try_to_simplify): Do not do a full-blown reference lookup.
2679 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2681 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2682 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2684 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2686 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2688 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2689 strides against cache sizes.
2691 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2693 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2696 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2698 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2699 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2700 is smaller than the original promoted value.
2701 (simplify_subreg): If OP is a SUBREG, try to preserve its
2702 SUBREG_PROMOTED_VAR_P information.
2704 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2706 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2707 (VN_INFO_GET): Allocate new objects on the obstack.
2708 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2709 for rpo_numbers_temp, for consistency.
2710 (free_scc_vn): Free the obstack.
2712 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2714 * doc/invoke.texi: Document -ftree-loop-distribution.
2715 * tree-loop-distribution.c: New.
2716 * tree-pass.h (pass_loop_distribution): New.
2717 * graphds.h (struct graph): Add htab_t indices.
2718 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2719 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2720 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2721 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2722 * tree-data-ref.c (debug_data_dependence_relations): New.
2723 (dump_data_dependence_relation): Also print data references.
2724 (free_data_ref): Extern.
2725 (same_access_functions): Moved...
2726 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2727 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2728 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2729 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2730 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2731 (stmts_from_loop): Skip LABEL_EXPR.
2732 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2734 (build_rdg): Initialize rdg->indices htab.
2735 (free_rdg, stores_from_loop, ref_base_address,
2736 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2737 have_similar_memory_accesses_1, ref_base_address_1,
2738 remove_similar_memory_refs): New.
2739 * tree-data-ref.h: Depend on tree-chrec.h.
2740 (debug_data_dependence_relations, free_data_ref): Declared.
2741 (same_access_functions): ... here.
2742 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2744 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2745 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2746 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2747 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2748 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2749 rdg_vertex_for_stmt): Declared.
2750 (struct rdg_edge): Add level.
2752 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2753 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2755 (rdg_has_similar_memory_accesses): New.
2756 * tree-vect-analyze.c: Remove unused static decls.
2757 * lambda.h (dependence_level): New.
2758 * common.opt (ftree-loop-distribution): New.
2759 * tree-flow.h (mark_virtual_ops_in_bb,
2760 slpeel_tree_duplicate_loop_to_edge_cfg,
2761 rename_variables_in_loop): Declared.
2762 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2763 (OBJS-common): Add tree-loop-distribution.o.
2764 (tree-loop-distribution.o): New rule.
2765 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2766 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2767 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2769 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2772 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2773 other than structures and unions.
2775 2008-02-28 Richard Guenther <rguenther@suse.de>
2778 2008-02-26 Richard Guenther <rguenther@suse.de>
2780 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2781 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2782 (lookup_decl_from_uid): Declare.
2783 (remove_decl_from_map): Likewise.
2784 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2785 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2786 (decl_for_uid_map): New global hashtable mapping DECL_UID
2788 (init_ttree): Allocate it.
2789 (insert_decl_to_uid_decl_map): New helper function.
2790 (make_node_stat): Insert new decls into the map.
2791 (copy_node_stat): Likewise.
2792 (lookup_decl_from_uid): New function.
2793 (remove_decl_from_map): Likewise.
2794 (print_decl_for_uid_map_statistics): New helper.
2795 (dump_tree_statistics): Call it.
2797 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2798 (referenced_var_iterator): Adjust.
2799 (FOR_EACH_REFERENCED_VAR): Adjust.
2800 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2801 (num_referenced_vars): Adjust.
2802 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2803 (first_referenced_var): Remove.
2804 (end_referenced_vars_p): Likewise.
2805 (next_referenced_var): Likewise.
2806 (referenced_var_iterator_set): New helper function.
2807 * tree-dfa.c (referenced_var_lookup): Adjust.
2808 (referenced_var_check_and_insert): Likewise.
2809 (remove_referenced_var): Likewise.
2810 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2811 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2812 (verify_call_clobbering): Likewise.
2813 (verify_memory_partitions): Likewise.
2814 (init_tree_ssa): Allocate bitmap instead of hashtable for
2816 (delete_tree_ssa): Adjust.
2817 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2819 (compute_tag_properties): Likewise.
2820 (set_initial_properties): Likewise.
2821 (find_partition_for): Likewise.
2822 (update_reference_counts): Likewise.
2823 (dump_may_aliases_for): Likewise.
2824 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2825 (add_call_clobber_ops): Likewise.
2826 (add_call_read_ops): Likewise.
2827 (get_asm_expr_operands): Likewise.
2828 * tree-into-ssa.c (dump_decl_set): Likewise.
2829 (update_ssa): Likewise.
2830 * tree-sra.c (scan_function): Likewise.
2831 (decide_instantiations): Likewise.
2832 (scalarize_parms): Likewise.
2833 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2834 (dsa_named_for): Likewise.
2835 * tree-ssa-structalias.c (update_alias_info): Likewise.
2836 (merge_smts_into): Likewise.
2838 2008-02-27 David Daney <ddaney@avtrex.com>
2841 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2842 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2843 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2844 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2845 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2847 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2850 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2851 (BUILT_IN_NEXTTOWARD): Remove.
2852 (BUILT_IN_NEXTTOWARDF): Ditto.
2853 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2854 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2856 2008-02-27 Tom Tromey <tromey@redhat.com>
2858 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2859 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2861 2008-02-27 Jan Beulich <jbeulich@novell.com>
2863 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2864 update the respective field on newdecl.
2866 2008-02-27 Revital Eres <eres@il.ibm.com>
2868 PR rtl-optimization/34999
2869 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2870 crossing edges that ends with a call insn.
2871 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2872 call insn and clear the EDGE_CROSSING flag of the crossing edge
2873 when fixing fallthru edges.
2875 2008-02-27 Richard Guenther <rguenther@suse.de>
2878 * fold-const.c (fold_unary): Return the correct argument,
2879 converted to the result type.
2881 2008-02-27 Richard Guenther <rguenther@suse.de>
2884 * expr.c (expand_expr_real_1): Assert on rotates that operate
2886 * fold-const.c (fold_binary): Use the types precision, not the
2887 bitsize of the mode if folding rotate expressions. Build rotates
2888 only for full modes.
2890 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2892 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2894 * c-pragma.c (pragma_ns_name): New typedef.
2895 (registered_pp_pragmas): New variable.
2896 (c_pp_lookup_pragma): New function.
2897 (c_register_pragma_1): If flag_preprocess_only, do nothing
2898 for non-expanded pragmas, for expanded ones push pragma's
2899 namespace and name into registered_pp_pragmas vector.
2900 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2901 flag_preprocess_only, don't register GCC pch_preprocess
2902 pragma if flag_preprocess_only.
2903 * c-opts.c (c_common_init): Call init_pragma even if
2904 flag_preprocess_only.
2905 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2906 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2907 cpp_register_pragma if flag_preprocess_only.
2909 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2912 * c-parser.c (c_parser_translation_unit): Warn for empty
2913 translation unit, not empty source file.
2915 2008-02-26 Paul Brook <paul@codesourcery.com>
2917 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2918 operand for Thumb-2.
2919 * config/arm/arm.h (reg_class): Add CORE_REGS.
2920 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2921 (BASE_REG_CLASS): Use CORE_REGS.
2922 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2923 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2924 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2925 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2926 ARM_REGNO_OK_FOR_INDEX_P.
2927 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2928 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2929 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2930 (ldm/stm peepholes): Ditto.
2931 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2932 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2933 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2934 * config/arm/constraints.md: Enable "k" constraint on ARM.
2936 2008-02-27 Ben Elliston <bje@au.ibm.com>
2938 * config/rs6000/rs6000.c: Annotate cache line size field in all
2939 instances of struct processor_costs.
2941 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2943 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2944 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2945 jump_bypass): New counters.
2946 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2947 * dce.c (gate_ud_dce): Same.
2948 (gate_fast_dce): Same.
2949 * dse.c (gate_dse1): New function.
2950 (gate_dse2): New function.
2951 (gate_dse): Merge results of new gate functions.
2952 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2953 (gate_handle_jump_bypass): Add dbg_cnt.
2954 (gate_handle_gcse): Add dbg_cnt.
2955 * ifcvt.c (gate_handle_if_conversion): Same.
2956 (gate_handle_if_after_combine): Same.
2957 (gate_handle_if_after_reload): Same.
2958 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2960 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2962 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2964 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2966 2008-02-26 Jason Merrill <jason@redhat.com>
2969 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2970 alone if it's the naming decl for the type's main variant.
2972 2008-02-26 Tom Tromey <tromey@redhat.com>
2974 * system.h (USE_MAPPED_LOCATION): Poison.
2975 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2976 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2977 (make_goto_expr_edges): Likewise.
2978 (remove_bb): Likewise.
2979 (execute_warn_function_return): Likewise.
2980 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2982 * c-common.c (fname_decl): Remove old location code.
2983 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2985 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2987 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2988 (gen_rtx_ASM_INPUT): Likewise.
2989 (gen_rtx_ASM_INPUT_loc): Likewise.
2990 (get_rtx_asm_OPERANDS): Remove.
2991 * cfglayout.c (insn_locators_alloc): Remove old location code.
2992 (set_curr_insn_source_location): Likewise.
2993 (curr_insn_locator): Likewise.
2994 * print-tree.c (print_node): Remove old location code.
2995 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2996 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2997 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2998 location_from_locus.
2999 (construct_exit_block): Remove old location code.
3000 * emit-rtl.c (force_next_line_note): Remove old location code.
3001 * profile.c (branch_prob): Remove old location code.
3002 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3003 LOC_LINE): Remove old-location variants.
3004 * langhooks.c (lhd_print_error_function): Remove old location
3006 * configure, config.in: Rebuilt.
3007 * configure.ac (--enable-mapped-location): Remove.
3008 * c-decl.c (c_init_decl_processing): Remove old location code.
3009 (finish_function): Likewise.
3010 * recog.c (decode_asm_operands): Remove old location code.
3011 * c-pch.c (c_common_read_pch): Remove old location code.
3012 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3014 * gimple-low.c (lower_function_body): Remove old location code.
3015 * toplev.c (unknown_location): Remove.
3016 (push_srcloc): Remove old-location variant.
3017 (process_options): Remove old location code.
3018 (lang_dependent_init): Likewise.
3019 * input.h (UNKNOWN_LOCATION): Move definition.
3020 (location_t): Undeprecate.
3021 (source_locus): Remove.
3022 (location_from_locus): Remove.
3023 (struct location_s): Remove.
3024 Remove all old-location code.
3025 (input_line, input_filename): Remove.
3026 * final.c (final_scan_insn): Remove old location code.
3027 * diagnostic.c (diagnostic_build_prefix): Remove
3028 USE_MAPPED_LOCATION test.
3029 * tree.h (gimple_stmt) <locus>: Now a location_t.
3030 (tree_exp) <locus>: Likewise.
3031 (DECL_IS_BUILTIN): Remove old-location variant.
3032 (annotate_with_file_line, annotate_with_locus): Likewise.
3033 (expr_locus, set_expr_locus): Update.
3034 * tree.c (build1_stat): Remove old location code.
3035 (last_annotated_node): Remove.
3036 (annotate_with_file_line): Remove old-location variant.
3037 (annotate_with_locus): Likewise.
3038 (expr_location): Remove old location code.
3039 (set_expr_location): Likewise.
3040 (expr_has_location): Likewise.
3041 (expr_locus): Likewise.
3042 (set_expr_locus): Likewise.
3043 (expr_filename): Don't use location_from_locus.
3044 (expr_lineno): Likewise.
3045 * rtl-error.c (location_for_asm): Remove old location code.
3046 * c-lex.c (cb_line_change): Remove old location code.
3047 (fe_file_change): Likewise.
3048 (cb_def_pragma): Likewise.
3049 (c_lex_with_flags): Likewise.
3050 * gengtype.c (do_typedef): Don't special-case location types.
3051 (define_location_structures): Remove.
3052 (main): Don't call define_location_structures.
3053 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3056 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3059 * builtins.def (BUILT_IN_STDARG_START): Remove.
3060 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3061 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3062 * tree-inline.c (inline_forbidden_p_1): Likewise.
3064 2008-02-26 Richard Guenther <rguenther@suse.de>
3066 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3067 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3068 (lookup_decl_from_uid): Declare.
3069 (remove_decl_from_map): Likewise.
3070 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3071 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3072 (decl_for_uid_map): New global hashtable mapping DECL_UID
3074 (init_ttree): Allocate it.
3075 (insert_decl_to_uid_decl_map): New helper function.
3076 (make_node_stat): Insert new decls into the map.
3077 (copy_node_stat): Likewise.
3078 (lookup_decl_from_uid): New function.
3079 (remove_decl_from_map): Likewise.
3080 (print_decl_for_uid_map_statistics): New helper.
3081 (dump_tree_statistics): Call it.
3083 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3084 (referenced_var_iterator): Adjust.
3085 (FOR_EACH_REFERENCED_VAR): Adjust.
3086 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3087 (num_referenced_vars): Adjust.
3088 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3089 (first_referenced_var): Remove.
3090 (end_referenced_vars_p): Likewise.
3091 (next_referenced_var): Likewise.
3092 (referenced_var_iterator_set): New helper function.
3093 * tree-dfa.c (referenced_var_lookup): Adjust.
3094 (referenced_var_check_and_insert): Likewise.
3095 (remove_referenced_var): Likewise.
3096 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3097 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3098 (verify_call_clobbering): Likewise.
3099 (verify_memory_partitions): Likewise.
3100 (init_tree_ssa): Allocate bitmap instead of hashtable for
3102 (delete_tree_ssa): Adjust.
3103 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3104 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3105 (compute_tag_properties): Likewise.
3106 (set_initial_properties): Likewise.
3107 (find_partition_for): Likewise.
3108 (update_reference_counts): Likewise.
3109 (dump_may_aliases_for): Likewise.
3110 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3111 (add_call_clobber_ops): Likewise.
3112 (add_call_read_ops): Likewise.
3113 (get_asm_expr_operands): Likewise.
3114 * tree-into-ssa.c (dump_decl_set): Likewise.
3115 (update_ssa): Likewise.
3116 * tree-sra.c (scan_function): Likewise.
3117 (decide_instantiations): Likewise.
3118 (scalarize_parms): Likewise.
3119 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3120 (dsa_named_for): Likewise.
3121 * tree-ssa-structalias.c (update_alias_info): Likewise.
3122 (merge_smts_into): Likewise.
3124 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3127 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3128 * c-opts.c (c_common_handle_option): Wall enables
3129 Wvolatile-register-var.
3130 * common.opt: Move Wvolatile-register-var to...
3133 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * common.opt (Wlarger-than=): New.
3136 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3138 * opts.c (common_handle_option): Handle -Wlarger-than=.
3139 * optc-gen.awk: Likewise.
3140 * opth-gen.awk: Likewise.
3141 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3142 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3144 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3146 * c-common.c (match_case_to_enum_1): Add appropriate
3147 OPT_W* parameter to warning.
3148 (c_do_switch_warnings): Likewise.
3149 * c-typeck.c (warning_init): Add one more parameter following
3151 (push_init_level): Update call to warning_init.
3152 (pop_init_level): Likewise.
3153 (add_pending_init): Likewise.
3154 (output_init_element: Likewise.
3156 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3159 * toplev.c (toplev_main): If there are warnings or error, print
3160 errors for ignored options.
3161 * opts.c (ignored_options): New static variable.
3162 (postpone_unknown_option_error): New.
3163 (print_ignored_options): New.
3164 (handle_option): Postpone errors for unknown -Wno-* options.
3165 * opts.h (print_ignored_options): Declare.
3167 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3169 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3172 2008-02-25 Richard Guenther <rguenther@suse.de>
3175 2008-02-25 Richard Guenther <rguenther@suse.de>
3177 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3178 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3179 (lookup_decl_from_uid): Declare.
3180 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3181 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3182 (decl_for_uid_map): New global hashtable mapping DECL_UID
3184 (init_ttree): Allocate it.
3185 (insert_decl_to_uid_decl_map): New helper function.
3186 (make_node_stat): Insert new decls into the map.
3187 (copy_node_stat): Likewise.
3188 (lookup_decl_from_uid): New function.
3189 (print_decl_for_uid_map_statistics): New helper.
3190 (dump_tree_statistics): Call it.
3192 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3193 (referenced_var_iterator): Adjust.
3194 (FOR_EACH_REFERENCED_VAR): Adjust.
3195 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3196 (num_referenced_vars): Adjust.
3197 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3198 (first_referenced_var): Remove.
3199 (end_referenced_vars_p): Likewise.
3200 (next_referenced_var): Likewise.
3201 (referenced_var_iterator_set): New helper function.
3202 * tree-dfa.c (referenced_var_lookup): Adjust.
3203 (referenced_var_check_and_insert): Likewise.
3204 (remove_referenced_var): Likewise.
3205 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3206 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3207 (verify_call_clobbering): Likewise.
3208 (verify_memory_partitions): Likewise.
3209 (init_tree_ssa): Allocate bitmap instead of hashtable for
3211 (delete_tree_ssa): Adjust.
3212 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3213 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3214 (compute_tag_properties): Likewise.
3215 (set_initial_properties): Likewise.
3216 (find_partition_for): Likewise.
3217 (update_reference_counts): Likewise.
3218 (dump_may_aliases_for): Likewise.
3219 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3220 (add_call_clobber_ops): Likewise.
3221 (add_call_read_ops): Likewise.
3222 (get_asm_expr_operands): Likewise.
3223 * tree-into-ssa.c (dump_decl_set): Likewise.
3224 (update_ssa): Likewise.
3225 * tree-sra.c (scan_function): Likewise.
3226 (decide_instantiations): Likewise.
3227 (scalarize_parms): Likewise.
3228 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3229 (dsa_named_for): Likewise.
3230 * tree-ssa-structalias.c (update_alias_info): Likewise.
3231 (merge_smts_into): Likewise.
3233 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3236 * doc/invoke.texi (-fcx-limited-range): Document new option.
3237 * toplev.c (process_options): Handle -fcx-fortran-rules.
3238 * common.opt: Add documentation for -fcx-fortran-rules.
3240 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3243 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3244 actual behaviour and C99.
3246 2008-02-26 Ben Elliston <bje@au.ibm.com>
3248 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3249 (ASM_CPU_POWER6_SPEC): Likewise.
3250 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3251 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3252 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3254 2008-02-25 Richard Guenther <rguenther@suse.de>
3256 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3257 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3258 (lookup_decl_from_uid): Declare.
3259 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3260 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3261 (decl_for_uid_map): New global hashtable mapping DECL_UID
3263 (init_ttree): Allocate it.
3264 (insert_decl_to_uid_decl_map): New helper function.
3265 (make_node_stat): Insert new decls into the map.
3266 (copy_node_stat): Likewise.
3267 (lookup_decl_from_uid): New function.
3268 (print_decl_for_uid_map_statistics): New helper.
3269 (dump_tree_statistics): Call it.
3271 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3272 (referenced_var_iterator): Adjust.
3273 (FOR_EACH_REFERENCED_VAR): Adjust.
3274 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3275 (num_referenced_vars): Adjust.
3276 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3277 (first_referenced_var): Remove.
3278 (end_referenced_vars_p): Likewise.
3279 (next_referenced_var): Likewise.
3280 (referenced_var_iterator_set): New helper function.
3281 * tree-dfa.c (referenced_var_lookup): Adjust.
3282 (referenced_var_check_and_insert): Likewise.
3283 (remove_referenced_var): Likewise.
3284 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3286 (verify_call_clobbering): Likewise.
3287 (verify_memory_partitions): Likewise.
3288 (init_tree_ssa): Allocate bitmap instead of hashtable for
3290 (delete_tree_ssa): Adjust.
3291 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3292 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3293 (compute_tag_properties): Likewise.
3294 (set_initial_properties): Likewise.
3295 (find_partition_for): Likewise.
3296 (update_reference_counts): Likewise.
3297 (dump_may_aliases_for): Likewise.
3298 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3299 (add_call_clobber_ops): Likewise.
3300 (add_call_read_ops): Likewise.
3301 (get_asm_expr_operands): Likewise.
3302 * tree-into-ssa.c (dump_decl_set): Likewise.
3303 (update_ssa): Likewise.
3304 * tree-sra.c (scan_function): Likewise.
3305 (decide_instantiations): Likewise.
3306 (scalarize_parms): Likewise.
3307 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3308 (dsa_named_for): Likewise.
3309 * tree-ssa-structalias.c (update_alias_info): Likewise.
3310 (merge_smts_into): Likewise.
3312 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3315 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3316 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3317 * alias.h (nonoverlapping_memrefs_p): Likewise.
3319 2008-02-25 Jan Beulich <jbeulich@novell.com>
3321 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3322 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3323 __emultls_get_address, __emultls_register_common,
3324 __floatundi?f, and _Unwind_GetIPInfo.
3325 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3326 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3327 (gen_regparm_prefix): Likewise.
3328 (i386_nlm_encode_section_info): Sync with
3329 config/i386/winnt.c:i386_pe_encode_section_info().
3330 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3331 i386_nlm_mangle_decl_assembler_name): New.
3332 (netware_override_options): New.
3333 * config/i386/netware.h (netware_override_options): Declare.
3334 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3335 (i386_nlm_mangle_decl_assembler_name): Declare.
3336 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3338 2008-02-25 Ben Elliston <bje@au.ibm.com>
3341 * c-decl.c (grokdeclarator): Remove unused local variables
3342 `typedef_type' and `type_as_written'.
3344 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3345 unused local variable `has_hot_blocks'.
3346 (fix_crossing_conditional_branches): Remove unused local variable
3349 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3352 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3353 using DEF_C99_BUILTIN.
3354 (BUILT_IN_NANF): Ditto.
3355 (BUILT_IN_NANL): Ditto.
3357 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3358 Revital Eres <eres@il.ibm.com>
3360 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3361 regarding the order of two dependent insns in the same row.
3363 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3365 * stor-layout.c (layout_decl): Do not bump the alignment of a
3366 bit-field to more than byte alignment if it is packed.
3368 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3370 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3373 2008-02-24 Diego Novillo <dnovillo@google.com>
3375 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3378 * tree-vrp.c (vrp_evaluate_conditional): With
3379 -Wtype-limits, emit a warning when comparing against a
3380 constant outside the natural range of OP0's type.
3381 * c.opt (Wtype-limits): Move ...
3382 * common.opt (Wtype-limits): ... here.
3384 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3386 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3387 * config/rs6000/e300c2c3.md: New file.
3388 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3390 (rs6000_override_options): Add e300c2 and e300c3 cases to
3391 processor_target_table. Do not allow usage of Altivec or Spe
3392 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3393 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3394 * config/rs6000/rs6000.h (processor_type): Add
3395 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3396 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3397 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3398 and ppce300c3. Include e300c2c3.md.
3400 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3402 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3403 instead of TARGET_STRICT_ALIGN.
3405 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3407 * explow.c (memory_address): Assert that the generated address is
3410 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3413 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3414 * config/darwin-ppc-ldouble-patch.def: New file.
3415 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3416 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3417 SUBTARGET_INIT_BUILTINS if defined.
3418 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3421 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3424 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3425 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3427 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3430 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3431 file" warning condtional on -Winvalid-PCH.
3433 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3435 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3437 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3442 prevent reload from using MMX registers.
3443 (*mov<mode>_internal): Ditto.
3444 (*movv2sf_internal_rex64): Ditto.
3445 (*movv2sf_internal): Ditto.
3447 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3449 PR documentation/31569
3450 * doc/install.texi2html: Use makeinfo --no-number-sections.
3452 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3454 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3455 ensure that we can address an entire entity > 8 bytes. Don't
3456 generate reg+reg addressing for such data.
3458 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3460 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3461 strings when optimizing for size, unless the target cares about
3464 2008-02-22 Tom Tromey <tromey@redhat.com>
3466 * regclass.c (current_pass): Remove declaration.
3468 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3470 * config/avr/libgcc.S (__RAMPZ__): Define.
3471 (__do_copy_data): Add for devices with 128KB code memory.
3473 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3475 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3477 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3479 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3481 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3484 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3487 * c-typeck.c (build_binary_op): Warn about floating point
3488 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3490 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3493 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3494 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3496 (rs6000_override_options): Set altivec_abi as default, not override,
3497 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3498 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3499 is used; use new member spe_abi.
3500 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3501 spe_abi and altivec_abi.
3503 2008-02-22 Tomas Bily <tbily@suse.cz>
3505 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3507 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3510 * config.build (build_file_translate): Set to `CMD //c' only if
3512 * Makefile.in (build_file_translate): Improve comment.
3514 2008-02-21 Jan Hubicka <jh@suse.cz>
3516 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3517 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3518 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3520 2008-02-21 Michael Matz <matz@suse.de>
3523 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3525 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3528 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3530 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3531 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3532 SSE_VEC_FLOAT_MODE_P as insn constraint.
3533 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3534 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3535 sse4a_movntdf using MODEF mode iterator.
3536 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3537 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3538 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3539 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3540 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3541 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3542 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3544 2008-02-21 Richard Guenther <rguenther@suse.de>
3546 * tree.def (PAREN_EXPR): New tree code.
3547 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3549 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3550 * expr.c (expand_expr_real_1): Likewise.
3551 * tree-inline.c (estimate_num_insns_1): Likewise.
3552 * tree-complex.c (expand_complex_move): Likewise.
3553 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3556 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3561 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3564 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3566 * config/sh/sh.c (find_barrier): Don't go past
3567 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3569 2008-02-20 DJ Delorie <dj@redhat.com>
3571 * config/h8300/h8300.md (insv): Force source operand to be a register.
3573 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3574 as a jump, not as a plain insn.
3576 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3578 * doc/invoke.texi (Warning Options): Add new option
3579 -Wframe-larger-than=.
3580 (-Wframe-larger-than): Document.
3582 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3583 Add declarations for new option variables.
3585 * final.c (final_start_function): Check the frame size
3586 before emission and issue a Wframe-larger-than warning.
3588 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3589 Add definitions for new option variables.
3590 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3592 * common.opt (Wframe-larger-than=): New option.
3594 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3596 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3597 (<sse>_div<mode>3): Ditto.
3598 (<sse>_vmdiv<mode>3): Ditto.
3599 (<sse>_vmsqrt<mode>2): Ditto.
3600 (*smax<mode>3): Ditto.
3601 (sse5_frcz<mode>2): Ditto.
3602 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3605 2008-02-20 Richard Guenther <rguenther@suse.de>
3608 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3609 be happy with INTEGRAL_TYPE_P.
3611 2008-02-20 Richard Guenther <rguenther@suse.de>
3613 * fold-const.c (split_tree): Associate floatig-point expressions
3614 if flag_associative_math is set.
3616 2008-02-20 Richard Guenther <rguenther@suse.de>
3618 * tree.h (fold_real_zero_addition_p): Declare.
3619 * fold-const.c (fold_real_zero_addition_p): Export.
3620 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3621 floating-point operations with zero and one.
3623 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3625 * doc/install.texi: Correct references to CFLAGS, replacing them
3626 with BOOT_CFLAGS. Document flags used during bootstrap for
3629 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3632 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3633 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3635 (smin<mode>3): Ditto from similar patterns.
3636 (smax<mode>3): Ditto.
3637 (*ieee_smin<mode>3): Ditto.
3638 (*ieee_smax<mode>3): Ditto.
3639 * config/i386/sse.md (sse): New mode attribute.
3640 (mov<mode>): Macroize expander from movv4sf and movv2df using
3641 SSEMODEF2P mode iterator.
3642 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3643 SSE_VEC_FLOAT_MODE_P as insn constraint.
3644 (storent<mode>): Ditto.
3645 (storent<mode>): Macroize expander from storentsf and storentdf using
3646 MODEF mode iterator.
3647 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3648 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3649 (abs<mode>2): Ditto from similar patterns.
3650 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3651 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3652 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3653 (<sse>_vmsqrt<mode>2): Ditto.
3654 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3655 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3656 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3657 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3658 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3659 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3660 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3662 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3663 iterator and SSE_FLOAT_MODE_P as insn constraint.
3664 (<sse>_ucomi): Ditto from similar patterns.
3665 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3666 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3667 SSE_VEC_FLOAT_MODE_P as insn constraint.
3668 (vcond<mode>): Ditto from similar patterns.
3669 (and<mode>3, *and<mode>3): Ditto.
3670 (<sse>_nand<mode>3): Ditto.
3671 (ior<mode>3, *ior<mode>3): Ditto.
3672 (xor<mode>3, *xor<mode>3): Ditto.
3673 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3674 iterator and SSE_FLOAT_MODE_P as insn constraint.
3675 (*nand<mode>3): Ditto from similar patterns.
3676 (*ior<mode>3): Ditto.
3677 (*xor<mode>3): Ditto.
3679 2008-02-20 Ira Rosen <irar@il.ibm.com>
3681 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3682 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3683 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3685 2008-02-19 Jan Hubicka <jh@suse.cz>
3687 * predict.c (tree_bb_level_predictions): Remove variable next
3688 mistakely introduced by previous commit.
3690 2008-02-19 Jan Hubicka <jh@suse.cz>
3692 * predict.c (predict_paths_leading_to): Rewrite.
3693 (predict_paths_for_bb): New.
3694 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3696 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3699 * Makefile.in (build_file_translate): New.
3700 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3701 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3702 * configure.ac (build_file_translate): Substitute it.
3703 * configure: Regenerate.
3705 2008-02-19 Jan Hubicka <jh@suse.cz>
3707 PR rtl-optimization/34408
3708 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3711 2008-02-19 Jan Hubicka <jh@suse.cz>
3714 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3717 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3720 * config/i386/i386-modes.def: Revert the last DI alignment
3721 change until Ada people can look into it.
3723 2008-02-19 Nick Clifton <nickc@redhat.com>
3725 * opts.c (print_specific_help): Fix typo in --help text.
3727 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3730 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3731 32-bit inline asm without asm alternatives for host GCC < 3.0.
3733 2008-02-19 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/34989
3736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3737 Allow propagation to INDIRECT_REF if we can simplify only.
3739 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3741 * c-common.c (warn_for_collisions_1): Use appropriate option when
3744 2008-02-19 Nick Clifton <nickc@redhat.com>
3747 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3748 (handle_options): Fix indentation.
3749 (print_filtered_help): If no language-specific options were
3750 displayed tell the user how to list all the options supported by
3751 the language's front-end.
3752 (print_specific_help): Fix indentation and remove duplicate line.
3753 (common_handle_option): Handle the -v option.
3754 For --help enable the display of undocumented options if the -v
3755 switch has been included on the command line.
3756 For --help= check for overlaps in the arguments between the option
3757 classes and the language names and issue a warning when they
3758 cannot be disambiguated.
3759 * c.opt (v): Pass on to the common option handler.
3761 2008-02-19 Revital Eres <eres@il.ibm.com>
3763 * modulo-sched.c (sms_schedule): Change dump message when
3764 create_ddg function fails.
3765 (try_scheduling_node_in_cycle): Rename row to cycle.
3766 (print_partial_schedule): Rename CYCLE to ROW.
3768 2008-02-19 Christian Bruel <christian.bruel@st.com>
3769 Zdenek Dvorak <ook@ucw.cz>
3771 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3773 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3777 (*x86_movdicc_0_m1_se): Ditto.
3779 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3782 (CMPtype): Define as __gcc_CMPtype.
3783 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3784 (CMPtype): Define as __gcc_CMPtype.
3786 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3788 Support valgrind 3.3 for --enable-checking=valgrind.
3789 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3791 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3792 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3793 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3794 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3795 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3796 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3797 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3799 * ggc-zone.c: Similar.
3800 * ggc-page.c: Similar.
3802 2008-02-19 Paul Brook <paul@codesourcery.com>
3805 * config/arm/ieee754-df.S: Fix do_it typo.
3806 * config/arm/ieee754-sf.S: Fix do_it typo.
3808 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3811 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3812 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3813 (OPTION_MASK_ISA_SSE_SET): Likewise.
3814 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3815 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3816 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3817 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3818 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3819 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3820 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3821 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3822 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3823 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3824 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3825 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3826 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3827 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3828 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3829 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3830 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3831 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3832 (OPTION_MASK_ISA_SSE4): Removed.
3833 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3834 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3835 (override_options): Don't turn on implied SSE/MMX bits in
3838 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3840 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3843 2008-02-18 Joey Ye <joey.ye@intel.com>
3846 * tree-nested.c (insert_field_into_struct): Set type alignment
3847 to field alignment if the former is less than the latter.
3849 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3851 * BASE-VER: Set to 4.4.0.
3853 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3855 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3856 * doc/cfg.texi: Likewise.
3857 * doc/extend.texi: Likewise.
3858 * doc/gty.texi: Likewise.
3859 * doc/invoke.texi: Likewise.
3860 * doc/loop.texi: Likewise.
3861 * doc/md.texi: Likewise.
3862 * doc/passes.texi: Likewise.
3863 * doc/rtl.texi: Likewise.
3864 * doc/sourcebuild.texi: Likewise.
3865 * doc/tm.texi: Likewise.
3866 * doc/tree-ssa.texi: Likewise.
3868 2008-02-17 Richard Guenther <rguenther@suse.de>
3871 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3872 without default definition.
3874 2008-02-17 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/35231
3877 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3880 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3883 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3885 libgcc_cmp_return mode.
3887 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3890 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3892 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3894 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3897 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3899 * doc/c-tree.texi: Use `@.' where appropriate.
3900 * doc/extend.texi: Likewise.
3901 * doc/install.texi: Likewise.
3902 * doc/invoke.texi: Likewise.
3903 * doc/loop.texi: Likewise.
3904 * doc/makefile.texi: Likewise.
3905 * doc/md.texi: Likewise.
3906 * doc/passes.texi: Likewise.
3907 * doc/standards.texi: Likewise.
3908 * doc/tm.texi: Likewise.
3910 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3913 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3915 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3916 rather than in entry_bb.
3918 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3921 libgcc_cmp_return mode.
3923 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3926 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3927 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3929 2008-02-15 Richard Guenther <rguenther@suse.de>
3930 Zdenek Dvorak <ook@ucw.cz>
3932 PR tree-optimization/35164
3933 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3934 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3936 Only propagate addresses which do not have abnormal SSA_NAMEs
3939 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3942 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3944 2008-02-15 Jan Hubicka <jh@suse.cz>
3947 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3949 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3952 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3953 when calculating alignment_pad.
3955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3957 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3958 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3959 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3960 and STACK_BOUNDARY define.
3962 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3964 PR preprocessor/35061
3965 * c-pragma.c (handle_pragma_pop_macro): Check that
3966 pushed_macro_table has been allocated.
3968 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3971 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3972 (force_gimple_operand): Likewise.
3973 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3974 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3975 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3976 (find_interesting_uses_address): Check addressability and alignment
3977 of the base expression only after substituting bases of IVs into it.
3979 2008-02-14 Michael Matz <matz@suse.de>
3982 * function.c (instantiate_virtual_regs_in_insn): Reload address
3983 before falling back to reloading the whole operand.
3985 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3987 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3988 before the first section switch note.
3990 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3992 * doc/bugreport.texi: Update copyright years.
3993 * doc/c-tree.texi: Likewise.
3994 * doc/cfg.texi: Likewise.
3995 * doc/cpp.texi: Likewise.
3996 * doc/cppinternals.texi: Likewise.
3997 * doc/fragments.texi: Likewise.
3998 * doc/frontends.texi: Likewise.
3999 * doc/gcc.texi: Likewise.
4000 * doc/gty.texi: Likewise.
4001 * doc/hostconfig.texi: Likewise.
4002 * doc/implement-c.texi: Likewise.
4003 * doc/libgcc.texi: Likewise.
4004 * doc/loop.texi: Likewise.
4005 * doc/makefile.texi: Likewise.
4006 * doc/options.texi: Likewise.
4007 * doc/passes.texi: Likewise.
4008 * doc/rtl.texi: Likewise.
4009 * doc/sourcebuild.texi: Likewise.
4010 * doc/standards.texi: Likewise.
4011 * doc/tree-ssa.texi: Likewise.
4012 * doc/trouble.texi: Likewise.
4014 * doc/extend.texi: Use @: or add comma where appropriate.
4015 * doc/invoke.texi: Likewise.
4016 * doc/tm.texi: Likewise.
4018 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4021 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4024 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4026 * doc/md.texi (clz, ctz): Add reference.
4027 * doc/rtl.texi (clz, ctz): Likewise.
4029 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4035 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4037 * config/s390/s390.c (struct constant_pool): New field
4038 emit_pool_after added.
4039 (s390_mainpool_start): Set the emit_pool_after flag according
4040 to the section switch notes.
4041 (s390_mainpool_finish): Consider emit_pool_after when emitting
4042 the literal pool at the end of the function.
4043 (s390_chunkify_start): Force literal pool splits at section
4046 2008-02-13 Michael Matz <matz@suse.de>
4049 * var-tracking.c (clobber_variable_part): Correctly traverse the
4052 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4055 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4056 Add -fdump-ipa-inline.
4057 * tree-dump.c (dump_files): Remove tree-inlined dump.
4058 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4060 2008-02-12 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/35171
4063 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4066 2008-02-12 Richard Guenther <rguenther@suse.de>
4069 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4070 value-preserving mode. Disallow final truncation.
4072 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4075 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4076 code from here to...
4077 (force_gimple_operand): ...here.
4079 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4082 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4083 non-compatible pointers.
4084 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4085 different FIELD_DECLs, try harder by comparing field offsets, sizes
4089 * function.c (match_asm_constraints_1): Don't replace the same input
4092 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4094 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4095 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4096 (expand_epilogue): Restore RAMPZ register.
4097 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4099 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4101 * config/i386/cygwin.asm: (__alloca): Correct calling
4102 convention and alignment.
4103 (__chkstk): Force 8 byte stack alignment.
4105 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4106 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/33992
4109 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4110 the zero we compare against.
4112 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4115 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4116 to CloseHandle after unlocking to prevent accumulation of handle
4119 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4122 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4123 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4124 and update LABEL_NUSES during and after reload.
4126 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4129 * combine.c (simplify_if_then_else): Make sure the comparison is
4130 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4132 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4135 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4136 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4137 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4138 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4139 * tree.h (get_type_static_bounds): Likewise.
4141 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4143 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4144 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4145 Make -Wfoo language annotations match what the compiler outputs.
4147 2008-02-08 Sa Liu <saliu@de.ibm.com>
4149 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4150 intrinsics spu_convts, spu_convtu, spu_convtf.
4151 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4153 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4155 * doc/extend.texi (Function Attributes) <noinline>: Mention
4156 asm ("") as method to keep calls.
4158 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4161 * doc/options.texi (Options): Replace references to opts.sh with
4163 * opts-common.c: Likewise.
4164 * optc-gen.awk: Likewise.
4166 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4168 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4170 2008-02-07 Richard Henderson <rth@redhat.com>
4173 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4174 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4177 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4179 PR tree-optimization/35085
4180 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4181 for operand entry oe2 in addition to operand entry oe3 in order to
4182 expose more opportunities for vectorizer sum reduction.
4184 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * Makefile.in (LIBS): Remove $(GMPLIBS).
4188 (cc1-dummy, cc1): Add $(GMPLIBS).
4190 2008-02-06 Jan Hubicka <jh@suse.cz>
4193 * i386.md (moddf_integer): Do not produce partial memory stalls for
4194 targets where it hurts.
4196 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4199 * optabs.c (expand_float): Do not check for decimal modes when
4200 expanding unsigned integer through signed conversion.
4202 2008-02-06 Nick Clifton <nickc@redhat.com>
4204 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4205 inside the clobber with a match_operand and duplicated operand
4206 number in the constraint.
4207 (ineqbranchsi): Delete redundant comment.
4209 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4211 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4212 builtin_define ("__USE_INIT_FINI__").
4213 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4215 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4217 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4219 PR documentation/30330
4220 * doc/invoke.texi (C++ Dialect Options)
4221 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4222 For each warning option -Wfoo that allows -Wno-foo, ensure both
4223 -Wfoo and -Wno-foo are listed in the option index. Fix index
4224 entry of -Wswitch-default, index -Wnormalized= including the
4225 `=', and -Wlarger-than-@var{len} including @var{len}.
4227 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.md (floatunssisf2): Use
4230 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4231 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4232 Macroize expander using MODEF mode iterator.
4234 2008-02-05 Diego Novillo <dnovillo@google.com>
4236 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4239 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4241 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4246 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4249 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4250 to indicate if a message should be generated.
4251 (init_cumulative_args): Updated.
4252 (function_value_32): Likewise.
4254 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4256 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4258 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4261 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4262 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4264 2008-02-04 Diego Novillo <dnovillo@google.com>
4266 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4269 * tree-vrp.c (vrp_evaluate_conditional): With
4270 -Wtype-limits, emit a warning when comparing against a
4271 constant outside the natural range of OP0's type.
4273 2008-02-04 Richard Guenther <rguenther@suse.de>
4276 * expr.c (count_type_elements): Give for unions instead of
4279 2008-02-04 Richard Guenther <rguenther@suse.de>
4282 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4283 to TYPE_DOMAINs base type instead of using bitsizetype here.
4285 2008-02-03 Jason Merrill <jason@redhat.com>
4287 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4289 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4292 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4293 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4294 (RS/6000 and PowerPC Options): Fix typos and markup.
4295 * doc/passes.texi (Tree-SSA passes): Likewise.
4297 2008-02-02 Michael Matz <matz@suse.de>
4300 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4301 from record_last_reg_set_info.
4302 (record_last_reg_set_info): Take an RTX argument, iterate over all
4303 constituent hardregs.
4304 (record_last_set_info, record_opr_changes): Change calls to
4305 new signature or to record_last_reg_set_info_regno.
4307 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4309 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4311 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4313 PR rtl-optimization/34773
4314 * reg-notes.def (EQUAL): Mention significance of combination of
4315 REG_EQUAL and REG_RETVAL.
4316 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4317 insn that has a REG_RETVAL.
4319 2008-02-01 Roger Sayle <roger@eyesopen.com>
4322 * configure.ac (--enable-fixed-point): Disable unless explicitly
4324 * configure: Regenerate.
4326 2008-02-01 Richard Guenther <rguenther@suse.de>
4329 * invoke.texi (-finline-limit): Remove no longer true parts
4330 of the documentation. Note that there is no default value.
4332 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4333 Mark Mitchell <mark@codesourcery.com>
4334 Ben Elliston <bje@au.ibm.com>
4337 * doc/extend.texi (Other Builtins): Document.
4339 2008-01-31 Tom Browder <tom.browder@gmail.com>
4341 * doc/c-tree.texi (Types): Fix grammar.
4342 (Expression trees): Ditto.
4343 * doc/passes.texi (Tree-SSA passes): Ditto.
4345 * doc/configterms.texi (Configure Terms): Fix typo.
4346 * doc/cpp.texi (Common Predefined Macros): Ditto.
4347 * doc/md.texi (Machine Constraints): Ditto.
4349 * doc/makefile.texi (Makefile): Add comma.
4351 2008-01-31 Tom Browder <tom.browder@gmail.com>
4352 Gerald Pfeifer <gerald@pfeifer.com>
4354 * doc/sourcebuild.texi (Front End): Remove references to CVS
4355 and CVSROOT/modules.
4356 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4357 (Back End): Remove reference to CVS.
4359 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4362 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4364 (mips16_gp_pseudo_reg): ...here.
4365 * config/mips/mips.md (load_const_gp): Replace with...
4366 (load_const_gp_<mode>): ...this :P-based insn.
4368 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4370 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4371 options. Minor fixes.
4372 (-std): Move reference to standards closer to where language
4373 standards are first mentioned.
4375 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4377 PR rtl-optimization/34995
4378 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4379 parameter and return a bool. If the rtx parameter is nonnull,
4380 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4381 (find_reloads): Update call accordingly. Pass the new operand
4382 if it needed no address reloads, otherwise pass null.
4384 2008-01-30 Richard Henderson <rth@redhat.com>
4387 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4388 for unbounded arrays.
4390 2008-01-30 Silvius Rus <rus@google.com>
4392 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4394 2008-01-30 Jan Hubicka <jh@suse.cz>
4397 * i386.c (init_cumulative_args): Use real function declaration when
4400 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4402 PR rtl-optimization/34998
4403 * global.c (build_insn_chain): Treat non-subreg_lowpart
4404 SUBREGs of pseudos as clobbering all the words covered by the
4405 SUBREG, not just all the bytes.
4406 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4407 original df_ref rather than an extract parameter.
4408 (global_conflicts): Update call accordingly.
4410 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4412 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4413 the overflow check to make it easier to read.
4414 (__fixtfdi): Change the type of the ll member in union
4415 long_double to UDItype_x.
4417 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4420 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4421 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4422 * tree-inline.c (fold_marked_statements): Call
4423 cgraph_update_edges_for_call_stmt if folding a call statement.
4424 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4425 debug_generic_stmt calls, reset it back afterwards.
4428 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4430 * c-typeck.c (build_external_ref): Don't pedwarn about
4431 static vars in current function's scope.
4433 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4435 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4437 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4440 * ipa-struct-reorg.c: Fix spelling.
4441 * params.def: Ditto.
4443 2008-01-29 Richard Guenther <rguenther@suse.de>
4446 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4448 * tree-inline.c (remap_type): Increment remapping_type_depth
4449 around remapping types.
4450 (copy_body_r): Only add referenced variables if they are referenced
4451 from code, not types.
4453 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4464 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4465 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4467 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4470 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4471 pointer for tiny stack.
4473 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4475 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4477 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4479 * config/vx-common.h: Fix typo in comment.
4481 2008-01-28 Ian Lance Taylor <iant@google.com>
4485 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4486 coalesce pointers if they have different DECL_NO_TBAA_P values.
4487 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4488 between variables with different DECL_NO_TBAA_P values.
4490 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4493 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4494 are not legitimate small data references on SPE targets.
4496 2008-01-28 David Daney <ddaney@avtrex.com>
4498 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4500 2008-01-28 David Daney <ddaney@avtrex.com>
4502 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4504 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4506 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4507 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4508 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4509 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4510 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4511 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4512 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4513 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4515 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4517 * basic-block.h (condjump_equiv_p): Fix comment.
4519 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4521 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4522 print_generic_stmt_indented): Fix comment.
4524 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4526 * configure.ac (__stack_chk_fail): Add detecion for availability
4527 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4528 * configure: Regenerate.
4530 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4533 * final.c (output_addr_const): Handle TRUNCATE.
4535 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4538 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4539 (zero_cost, infinite_cost): New constants.
4540 (struct cost_pair): Change type of cost to comp_cost.
4541 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4542 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4544 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4545 split_address_cost, ptr_difference_cost, difference_cost,
4546 get_computation_cost_at, get_computation_cost,
4547 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4548 determine_use_iv_cost_condition, determine_use_iv_costs,
4549 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4550 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4551 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4552 Change type of cost to comp_cost.
4553 (determine_iv_cost): Increase cost of non-original ivs, instead
4554 of decreasing the cost of original ones.
4555 (get_address_cost): Indicate the complexity of the addressing mode
4557 (try_add_cand_for): Prefer using ivs not specific to some object.
4558 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4560 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4561 Janis Johnson <janis187@us.ibm.com>
4564 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4565 (TARGET_INSTANTIATE_DECLS): Likewise.
4566 * target.h (expand_to_rtl_hook): New target hook.
4567 (instantiate_decls): Likewise.
4568 * function.c (instantiate_decl): Make non-static. Rename to...
4569 (instantiate_decl_rtl): ... this.
4570 (instantiate_expr): Use instantiate_decl_rtl.
4571 (instantiate_decls_1): Likewise.
4572 (instantiate_decls): Likewise.
4573 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4574 * function.h (instantiate_decl_rtl): Add prototype.
4575 * cfgexpand.c (target.h): New include.
4576 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4577 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4578 (TARGET_INSTANTIATE_DECLS): Likewise.
4579 (TARGET_INITIALIZER): New target hooks added.
4580 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4582 * config/rs6000/rs6000.c (tree-flow.h): New include.
4583 (machine_function): Add sdmode_stack_slot field.
4584 (rs6000_alloc_sdmode_stack_slot): New function.
4585 (rs6000_instantiate_decls): Likewise.
4586 (rs6000_secondary_memory_needed_rtx): Likewise.
4587 (rs6000_check_sdmode): Likewise.
4588 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4589 (TARGET_INSTANTIATE_DECLS): Likewise.
4590 (rs6000_hard_regno_mode_ok): Allow SDmode.
4591 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4592 (rs6000_emit_move): Handle SDmode.
4593 (function_arg_advance): Likewise.
4594 (function_arg): Likewise.
4595 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4596 SDmode var args for 32-bit compiles.
4597 (rs6000_secondary_reload_class): Handle SDmode.
4598 (rs6000_output_function_epilogue): Likewise.
4599 (rs6000_function_value): Simplify if statement.
4600 (rs6000_libcall_value): Likewise.
4601 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4602 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4603 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4604 (movsd_hardfloat): New define_insn.
4605 (movsd_softfloat): Likewise.
4606 (movsd_store): Likewise.
4607 (movsd_load): Likewise.
4608 (extendsddd2): Likewise.
4609 (extendsdtd2): Likewise.
4610 (truncddsd2): Likewise.
4611 (movdd_hardfloat64): Fixup comment.
4612 (UNSPEC_MOVSD_LOAD): New constant.
4613 (UNSPEC_MOVSD_STORE): Likewise.
4615 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4618 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4620 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4621 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4622 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4625 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4628 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4629 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4630 __LONGDOUBLE128 too.
4631 * config/rs6000/aix61.h: New file.
4633 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4635 PR rtl-optimization/34959
4636 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4637 popcount and parity rtxes the same mode as their operand.
4638 Truncate or extend the result to the return value's mode
4641 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4644 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4645 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4646 to GOT_VERSION_REGNUM.
4647 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4648 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4649 * config/mips/mips.c (mips_emit_call_insn): New function.
4650 (mips_call_tls_get_addr): Call mips_expand_call directly.
4651 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4653 (mips16_build_call_stub): Likewise. Return the call insn or null.
4654 (mips_expand_call): Update the call to mips16_build_call_stub
4655 accordingly and a remove redundant condition. Assert that MIPS16
4656 stubs do not use lazy binding. Use mips_emit_call_insn and return
4658 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4660 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4661 (mips_avoid_hazard): Remove hazard_set handling.
4662 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4663 (UNSPEC_RESTORE_GP): ...this.
4664 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4665 (FAKE_CALL_REGNO): Rename to...
4666 (GOT_VERSION_REGNUM): ...this.
4667 (type): Add "ghost" value. Add an associated insn reservation.
4668 (hazard_set): Remove.
4669 (exception_receiver): Rename to...
4670 (restore_gp): ...this and update the unspec identifier accordingly.
4671 (exception_receiver, nonlocal_got_receiver): New expanders.
4672 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4673 FAKE_CALL_REGNO. Remove hazard_set attribute.
4674 (set_got_version, update_got_version): New patterns.
4676 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4679 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4681 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4684 * doc/install.texi2html: Generate gcc-vers.texi.
4686 2008-01-25 DJ Delorie <dj@redhat.com>
4688 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4690 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4692 * config/c4x: Remove directory.
4693 * config.gcc (crx-*, mt-*): Mark obsolete.
4694 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4695 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4696 sh-*-rtemscoff*): Remove cases.
4697 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4698 * real.c (encode_c4x_single, decode_c4x_single,
4699 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4700 c4x_extended_format): Remove.
4701 * real.h (c4x_single_format, c4x_extended_format): Remove.
4702 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4704 (Pragmas): Remove comment about c4x pragmas.
4705 * doc/install.texi (c4x): Remove target-specific instructions.
4706 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4707 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4708 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4709 refer to C4x source files as examples.
4710 (C4X_FLOAT_FORMAT): Remove documentation.
4712 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4714 * config/bfin/bfin.c (override_options): Reorder tests so that
4715 flag_pic gets enabled for -msep-data.
4717 2008-01-25 Richard Guenther <rguenther@suse.de>
4720 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4721 to its bitfield precision if required.
4723 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4726 * tree-nested.c (walk_omp_for): New function.
4727 (convert_nonlocal_reference, convert_local_reference): Call
4728 walk_omp_for on OMP_FOR.
4729 (convert_call_expr): Call walk_body on OMP_FOR's
4730 OMP_FOR_PRE_INIT_BODY.
4732 2008-01-25 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/34966
4735 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4736 default defs and PHI_NODEs we have to insert after the
4739 2008-01-24 Nick Clifton <nickc@redhat.com>
4741 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4742 Provide a default definition.
4743 (LIBGCC2_UNITS_PER_WORD): Likewise.
4745 * config/stormy16/stormy16.c: Include df.h for the prototype
4746 for df_regs_ever_live_p.
4747 (xstormy16_expand_builtin_va_start): Convert the stack offset
4748 into a component_ref and then use POINTER_PLUS_EXPR to add it
4749 to the incoming_virtual_args_rtx.
4750 (xstormy16_gimplify_va_arg_expr): Rename to
4751 xstormy16_gimplify_va_arg_expr.
4752 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4753 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4754 xstormy16_gimplify_va_arg_expr.
4755 Fix up some formatting issues.
4757 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4758 Move to predicates.md.
4759 (xs_hi_general_operand): Likewise.
4760 (xs_hi_nonmemory_operand): Likewise.
4761 * config/stormy16/predicates.md:
4762 (xstormy16_carry_plus_operand): New predicate.
4763 (xs_hi_general_operand): New predicate.
4764 (xs_hi_nonmemory_operand): New predicate.
4765 * config/stormy16/stormy16-protos.h:
4766 (xstormy16_carry_plus_operand): Delete prototype.
4767 (xs_hi_general_operand): Likewise.
4768 (xs_hi_nonmemory_operand): Likewise.
4770 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4771 modifiers as they are no longer needed and they can trigger
4772 reload spill failures.
4774 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4775 with a match_operand in order to help reload.
4777 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4778 constraint with 'e' for the 8th alternative as this version of
4779 the mov.w instruction only accepts the lower 8 registers.
4781 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4784 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4785 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4788 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4791 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4793 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4795 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4797 (remove_structure): Update allocations list before removing structure.
4799 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4801 * ipa-struct-reorg.c (is_safe_cond_expr,
4802 create_new_stmts_for_cond_expr): Use integer_zerop function,
4803 that recognize not only zero-pointer, but zero-integer too.
4805 2008-01-25 Ben Elliston <bje@au.ibm.com>
4808 * fixproto: Escape "." in sed expression that strips leading "./".
4810 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4813 * gcc.c (SWITCH_OK): Removed.
4814 (SWITCH_LIVE): Changed to bit.
4815 (SWITCH_FALSE): Likewise.
4816 (SWITCH_IGNORE): Likewise.
4817 (switchstr): Change live_cond to unsigned int.
4818 (process_command): Replace SWITCH_OK with 0.
4819 (do_self_spec): Likewise.
4820 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4821 (give_switch): Likewise.
4822 (used_arg): Likewise.
4823 (do_spec_1): Set the SWITCH_IGNORE bit.
4824 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4825 bits. Set the SWITCH_LIVE bit.
4827 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4829 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4831 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4833 PR tree-optimization/34472
4834 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4835 parameter to a "bool *" and set *DATA to false if there is
4836 an unsafe access. Do not delete the structure here.
4837 (check_cond_exprs): Delete it here instead.
4838 (check_cond_exprs, exclude_cold_structs): Do not increase
4839 I when removing a structure.
4841 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4844 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4845 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4847 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4850 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4851 a fixed vector for stack.
4853 2008-01-24 Ben Elliston <bje@au.ibm.com>
4856 * doc/gcc.texi (Software development): Add a direntry for g++.
4858 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4860 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4861 stale and straggling -fforce-addr comments above.
4863 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4865 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4866 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4868 2008-01-23 Michael Matz <matz@suse.de>
4871 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4874 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4876 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4879 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4881 * config/avr/avr.c (avr_current_arch): New variable.
4882 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4883 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4884 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4885 (avr_override_options): Init 'avr_current_arch'.
4886 (base_arch_s): Move from here...
4887 * config/avr/avr.h (base_arch_s): ... here. Add new members
4888 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4889 'mega' to 'have_jmp_call'.
4890 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4891 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4893 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4895 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4896 MULTILIB_MATCHES): (Ditto.).
4898 2008-01-23 Richard Guenther <rguenther@suse.de>
4901 * cgraphunit.c (cgraph_reset_node): Always mark the node
4902 not reachable if it is not queued already.
4904 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4906 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4907 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4908 (cputype_selected): New static variable.
4909 (bfin_handle_option): Set it if -mcpu is used.
4910 (override_option): Select default set of workarounds if no cpu type
4911 selected on the command line.
4912 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4914 From Michael Frysinger <michael.frysinger@analog.com>
4915 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4916 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4918 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4919 for bf547, bf523, bf524, and bf526.
4920 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4922 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4923 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4924 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4925 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4926 * doc/invoke.texi (Blackfin Options): Document that
4927 -mcpu now accept bf547, bf523, bf524, and bf526.
4929 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4931 PR rtl-optimization/34628
4932 * combine.c (try_combine): Stop and undo after the first combination
4933 if an autoincrement side-effect on the first insn has effectively
4936 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4939 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4940 Offset addresses are not valid for Altivec or paired float modes.
4942 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4945 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4946 if DECL_INITIAL (decl) is error_mark_node.
4949 * c-common.c (handle_vector_size_attribute): Only allow
4950 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4951 the same way as pointer, array etc. types.
4952 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4955 * tree.c (build_type_attribute_qual_variant): Call
4956 build_qualified_type if attributes are equal, but quals are not.
4958 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4961 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4962 * flags.h (warn_strict_aliasing): Remove.
4963 (warn_strict_overflow): Remove.
4964 * opts.c (warn_strict_aliasing): Remove.
4965 (warn_strict_overflow): Remove.
4966 * c-opts.c (c_common_handle_option): -Wall only sets
4967 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4968 (c_common_post_options): Give default values to -Wstrict-aliasing
4969 and -Wstrict-overflow if they are uninitialized.
4970 * common.opt (Wstrict-aliasing): Specify Var and Init.
4971 (Wstrict-overflow): Likewise.
4973 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4975 PR rtl-optimization/26854
4976 PR rtl-optimization/34400
4977 PR rtl-optimization/34884
4978 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4980 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4981 (df_rd_bb_info.expanded_lr_out): Deleted
4982 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4983 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4984 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4985 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4986 Removed code to allocate, initialize or free expanded_lr_out.
4987 (df_rd_bb_local_compute_process_def): Restructured to make more
4989 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4990 sets if the sets are being trimmed.
4992 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4995 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4996 (as_vers): Likewise.
4997 * configure: Regenerated.
4999 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5002 * tree-pass.h (pass_build_alias): New pass.
5003 * tree-ssa-alias.c (gate_build_alias): New.
5004 (pass_build_alias): New.
5005 * passes.c (init_optimization_passes): Add pass_build_alias after
5006 pass_create_structure_vars.
5008 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5010 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5011 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5012 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5013 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5014 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5015 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5016 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5017 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5018 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5019 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5020 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5021 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5022 * config/s390/s390.md (FP_ALL): New mode iterator.
5023 (_d): New mode attribute.
5024 ("*signbit<mode>2>"): Changed mode of first operand.
5025 ("isinf<mode>2"): Changed mode of first operand.
5026 ("*TDC_insn"): Adaptation for DFP modes.
5028 2008-01-22 Ben Elliston <bje@au.ibm.com>
5030 * tree.c (check_qualified_type): Improve function description.
5032 2008-01-21 Jason Merrill <jason@redhat.com>
5035 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5036 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5039 2008-01-21 DJ Delorie <dj@redhat.com>
5041 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5044 2008-01-21 Richard Guenther <rguenther@suse.de>
5047 * tree-cfg.c (verify_expr): Allow all invariant expressions
5048 instead of just constant class ones as reference argument.
5049 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5050 like any other constant.
5051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5053 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5055 * regmove.c (fixup_match_1): Update call crossed frequencies.
5057 2008-01-21 Richard Guenther <rguenther@suse.de>
5060 * tree-inline.c (setup_one_parameter): Deal with mismatched
5061 types using a VIEW_CONVERT_EXPR.
5063 2008-01-21 Alon Dayan <alond@il.ibm.com>
5064 Olga Golovanevsky <olga@il.ibm.com>
5066 PR tree-optimization/34701
5067 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5068 when the structure size is not a power of 2.
5070 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5072 * doc/install.texi: Add doc for --enable-checking=df.
5074 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5076 PR rtl-optimization/34808
5077 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5079 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5081 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5084 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5086 PR rtl-optimization/26854
5087 PR rtl-optimization/34400
5088 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5090 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5091 (df_rd_bb_info.expanded_lr_out): New.
5092 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5093 * loop_iv.c (iv_analysis_loop_init): Ditto.
5094 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5095 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5096 Added code to allocate, initialize or free expanded_lr_out.
5097 (df_rd_bb_local_compute_process_def): Restructured to make
5098 more understandable.
5099 (df_rd_confluence_n): Add code to do nothing with fake edges and
5100 code to no apply invalidate_by_call sets if the sets are being trimmed.
5101 (df_lr_local_finalize): Renamed to df_lr_finalize.
5102 (df_live_local_finalize): Renamed to df_live_finalize.
5104 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5107 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5108 deciding whether to use reciprocal instructions.
5110 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5112 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5113 dwarf2out_note_section_used if cold_text_section is NULL.
5115 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5117 PR gcov-profile/34610
5118 * tree-cfg.c (make_edges): Mark both outgoing edges from
5119 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5120 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5121 from OMP_FOR and OMP_CONTINUE outgoing edges.
5123 * tree-profile.c (tree_profiling): Return early if
5124 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5126 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5127 from cfun to child_cfun.
5128 * function.h (struct function): Add after_tree_profile bit.
5130 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5132 * config/avr/avr.S (_exit): Disable interrupt.
5134 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5135 Steven Bosscher <stevenb.gcc@gmail.com>
5137 PR rtl-optimization/26854
5138 PR rtl-optimization/34400
5139 * df-problems.c (df_live_scratch): New scratch bitmap.
5140 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5141 (df_live_reset): Clear the proper bitmaps.
5142 (df_live_bb_local_compute): Only process the artificial defs once
5143 since the order is not important.
5144 (df_live_init): Init the df_live sets only with the variables
5145 found live by df_lr.
5146 (df_live_transfer_function): Use the df_lr sets to prune the
5147 df_live sets as they are being computed.
5148 (df_live_free): Free df_live_scratch.
5150 2008-01-18 Ian Lance Taylor <iant@google.com>
5152 * common.opt: Add fmerge-debug-strings.
5153 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5154 flag_merge_debug_strings rather than flag_merge_constants.
5155 * doc/invoke.texi (Option Summary): Mention
5156 -fmerge-debug-strings.
5157 (Debugging Options): Document -fmerge-debug-strings.
5159 2008-01-18 Ian Lance Taylor <iant@google.com>
5162 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5163 (struct tree_function_decl): Add new field operator_new_flag.
5164 * tree-inline.c (expand_call_inline): When inlining a call to
5165 operator new, force the return value to go into a variable, and
5166 set DECL_NO_TBAA_P on that variable.
5167 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5169 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5172 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5173 DWARF2_DEBUGGING_INFO.
5174 (dwarf2out_note_section_used): Ditto. Add prototype.
5175 (have_multiple_function_sections, text_section_used,
5176 cold_text_section_used, *cold_text_sections): Move declarations
5179 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5181 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5182 field and add signal_ra.
5183 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5184 assignments to frame state pc. Move end of stack check after
5185 MD_FALLBACK_FRAME_STATE_FOR.
5186 (uw_update_context_1): Use frame state signal_regs if set, instead
5187 of checking signal_frame flag.
5188 (uw_update_context): Use frame state signal_ra if set.
5189 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5190 * config/xtensa/linux-unwind.h: New file.
5192 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5194 * modulo-sched.c (get_sched_window): Fix comment typo.
5196 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5198 PR tree-optimization/34648
5199 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5201 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5203 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5204 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5206 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5208 PR rtl-optimization/34400
5209 * df-core.c (df_worklist_dataflow_overeager,
5210 df_worklist_dataflow_doublequeue): New functions.
5211 (df_worklist_dataflow): Two different worklist solvers.
5212 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5215 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5218 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5219 and ftree-parallelize-loops.
5221 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5223 PR rtl-optimization/34826
5224 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5226 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5228 * global.c (find_reg): Mark the eh regs as used if necessary.
5229 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5230 * ra.h (struct allocno): no_eh_reg field added. Changed
5231 no_stack_reg type to bitfield.
5233 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5235 * tree.c (substitute_in_expr): Add missing 'break'.
5237 2008-01-17 Richard Guenther <rguenther@suse.de>
5239 PR tree-optimization/34825
5240 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5241 x / x as division to handle.
5243 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5245 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5246 "-pthread" is specified.
5247 * pa-hpux11.h (LIB_SPEC): Likewise.
5249 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5250 Peter Bergner <bergner@vnet.ibm.com>
5252 PR rtl-optimization/33796
5253 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5255 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5257 PR libgfortran/34699
5258 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5260 * pa-hpux10.h (LINK_SPEC): Likewise.
5261 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5263 2008-01-16 Richard Guenther <rguenther@suse.de>
5266 * fold-const.c (fold_convert_const_int_from_int): Do not
5267 set overflow if that occured only because of a sign extension
5268 change when converting from/to a sizetype with the same
5269 precision and signedness.
5271 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5274 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5275 location address to the correct place. Update copyright year.
5277 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5279 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5280 no dependences in the dependence_relations vector.
5282 2008-01-16 Jan Hubicka <jh@suse.cz>
5284 PR rtl-optimization/31396
5285 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5286 * cfg.c (dump_reg_info): Print it.
5287 * regs.h (struct reg_info_t): add freq_calls_crossed.
5288 (REG_FREQ_CALLS_CROSSED): New macro.
5289 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5290 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5291 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5292 regmove_optimize): Update call crossed frequencies.
5293 * local-alloc.c (struct qty): Add freq_calls_crossed.
5294 (alloc_qty): Copute freq_calls_crossed.
5295 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5296 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5297 * ra.h (struct allocno): Add freq_calls_crossed.
5299 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5301 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5302 libgomp when compiling with ftree-parallelize-loops.
5303 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5305 2008-01-16 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/34769
5308 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5309 * tree.c (int_cst_value): Instead make this function more
5310 permissive in what it accepts as valid input. Document this
5311 function always sign-extends the value.
5313 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5314 Richard Guenther <rguenther@suse.de>
5317 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5318 (gimple_fold_indirect_ref_rhs): ... this.
5319 (gimple_fold_indirect_ref): New function with foldings
5320 that preserve lvalueness.
5321 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5322 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5323 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5324 to fold an INDIRECT_REF, fall back to the old use of
5325 fold_indirect_ref_1.
5327 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5329 * tree-data-ref.c (subscript_dependence_tester_1): Call
5330 free_conflict_function.
5331 (compute_self_dependence): Same.
5333 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5336 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5337 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5339 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5340 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5341 for DWARF2_UNWIND_INFO targets.
5343 2008-01-16 Richard Guenther <rguenther@suse.de>
5346 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5347 type qualifiers for function types.
5349 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5351 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5352 loop_iterator li from previous commit.
5354 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5356 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5358 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5360 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5361 (parallelize_loops): Don't parallelize irreducible components.
5363 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5366 * c-opts (c_common_post_options): Do not enable CPP
5367 flag_pedantic_errors by default.
5369 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5371 PR rtl-optimization/31944
5372 * cse.c (remove_pseudo_from_table): New function.
5373 (merge_equiv_classes): Use above function to remove pseudo-registers.
5374 (invalidate): Likewise.
5376 2008-01-13 Richard Guenther <rguenther@suse.de>
5379 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5380 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5382 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5384 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5385 validate_change to unshare the source of the PC set.
5387 2008-01-12 Jan Hubicka <jh@suse.cz>
5390 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5391 references above array bounds. This might trigger bounds checks for
5394 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5396 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5397 new_replaceable_dependencies.
5399 2008-01-12 Doug Kwan <dougkwan@google.com>
5401 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5402 instead of OPT_Wreturn_type in warning due to ignored return type
5404 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5405 options included in -Wextra.
5406 * c.opt: New option -Wignored_qualifiers.
5407 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5408 -Wignore_qualifiers.
5409 (-Wignored-qualifiers): Document.
5410 (-Wreturn-type): Remove description of functionality now handled
5411 by -Wignored-qualifiers.
5413 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5416 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5417 NOP_EXPR if it is between integral types with the same precision.
5419 2008-01-12 Jan Hubicka <jh@suse.cz>
5422 * invoke.texi (max-inline-recursive-depth): Fix default value.
5424 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5426 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5429 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5431 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5433 2008-01-11 James E. Wilson <wilson@specifix.com>
5436 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5438 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5440 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5441 save/restore frame pointer register and don't use 'call-prologues'
5442 optimization in function with "OS_task" attribute.
5444 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5447 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5448 when copying to memory.
5450 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5452 PR rtl-optimization/30905
5453 * cfgcleanup.c: Include dce.h
5454 (crossjumps_occured): New global variable.
5455 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5456 If something changed, set crossjumps_occured to true.
5457 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5458 Don't add/remove fake edges to exit here...
5459 (cleanup_cfg): ...but do it here, when crossjumping.
5460 Run a fast DCE when successful crossjumps occured in the latest
5461 iteration of try_optimize_cfg.
5463 2008-01-11 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5466 (struct vn_unary_op_s): Likewise.
5467 (vn_reference_insert): Free old reference on hash collision.
5469 2008-01-10 Raksit Ashok <raksit@google.com>
5471 PR rtl-optimization/27971
5472 * combine.c (find_split_point): Split PLUS expressions which are
5473 inside a MEM rtx, and whose first operand is complex.
5475 2008-01-10 DJ Delorie <dj@redhat.com>
5477 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5478 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5479 (m32c_hard_regno_ok): Call the underlying function.
5481 2008-01-10 Richard Guenther <rguenther@suse.de>
5484 * tree-cfg.c (tree_merge_blocks): Do not go through the
5485 full-blown folding and stmt updating path if we just deal
5486 with virtual operands.
5487 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5488 test for abnormal SSA_NAMEs.
5490 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * reload.c (push_reload): Add assertions. All constants from
5494 reg_equiv_constant should have been used for replacing the respective
5496 (find_reloads_address): Invoke find_reloads_address_part for
5497 constant taken from the reg_equiv_constant array.
5499 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5501 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5502 field (valnum) the first in the struct. Replace bools with
5505 2008-01-10 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/34651
5508 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5509 types and ordering for masking and converting.
5511 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5513 PR tree-optimization/34017
5514 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5515 also for PHI_NODE expressions.
5517 2008-01-09 Jan Hubicka <jh@suse.cz>
5519 PR tree-optimization/34708
5520 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5521 based on number of case labels.
5522 (init_inline_once): Remove switch_cost.
5523 * tree-inline.h (eni_weights_d): Remove switch_cost.
5525 2008-01-09 Richard Guenther <rguenther@suse.de>
5526 Andrew Pinski <andrew_pinski@playstation.sony.com>
5529 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5530 temporary if an rvalue is ok or an lvalue is not required.
5532 2008-01-09 Richard Guenther <rguenther@suse.de>
5535 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5538 2008-01-09 Richard Guenther <rguenther@suse.de>
5541 * tree.c (host_integerp): Check for sizetype only if the
5542 type is an integer type.
5544 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5547 * opts.c (decode_options): Disable inlining of functions called
5548 once if not in unit-at-a-time mode.
5550 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5552 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5554 2008-01-08 Richard Guenther <rguenther@suse.de>
5557 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5558 out early if the result will be unused.
5560 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5565 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5566 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5569 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5571 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5572 for vectorization tuned.
5574 2008-01-08 Richard Guenther <rguenther@suse.de>
5576 PR tree-optimization/34683
5577 * tree-ssa-operands.c (operand_build_cmp): Export.
5578 * tree-ssa-operands.h (operand_build_cmp): Declare.
5579 * tree-vn.c (vuses_compare): Remove.
5580 (sort_vuses): Use operand_build_cmp.
5581 (sort_vuses_heap): Likewise.
5582 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5583 to re-use old VEC if available. Do not sort already sorted VUSEs.
5584 (vdefs_to_vec): Do not sort already sorted VDEFs.
5586 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5589 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5591 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5594 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5595 limitations of reciprocal sequences on x86 targets.
5597 2008-01-08 Richard Guenther <rguenther@suse.de>
5599 PR tree-optimization/34683
5600 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5602 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5605 * config/darwin.c (darwin_mergeable_string_section): Don't use
5606 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5608 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5611 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5612 negxf2. Macroize expander using X87MODEF mode iterator. Change
5613 predicates of op0 and op1 to register_operand.
5614 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5615 expander using X87MODEF mode iterator. Change predicates of
5616 op0 and op1 to register_operand.
5617 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5618 corresponding patterns and macroize using MODEF macro. Change
5619 predicates of op0 and op1 to register_operand and remove
5620 "m" constraint. Disparage "r" alternative with "!".
5621 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5622 macroize using X87MODEF macro. Change predicates of op0 and op1
5623 to register_operand and remove "m" constraint. Disparage "r"
5624 alternative with "!".
5625 (absneg splitter with memory operands): Remove.
5626 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5627 patterns and macroize using X87MODEF mode iterator.
5628 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5629 Change predicate of op1 to register_operand.
5630 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5631 for memory operands.
5633 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5635 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5637 2008-01-07 Richard Guenther <rguenther@suse.de>
5639 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5642 2008-01-07 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/34683
5645 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5646 VOPs of the needed size to save memory. Use VEC_quick_push
5647 to save compile-time.
5648 (vdefs_to_vec): Likewise.
5650 2008-01-07 Sa Liu <saliu@de.ibm.com>
5652 * config/spu/spu.md (divdf3): Genetate inline code for double
5653 division. The implementation doesn't handle INF or NAN, therefore it
5654 only applies when -ffinite-math-only is given.
5656 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5659 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5660 * doc/cpp.texi ([Common Predefined Macros]): Document.
5662 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5665 order to use commutative addition instead of subtraction.
5667 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5668 Mircea Namolaru <namolaru@il.ibm.com>
5669 Vladimir Yanovsky <yanov@il.ibm.com>
5670 Revital Eres <eres@il.ibm.com>
5672 PR tree-optimization/34263
5673 * tree-outof-ssa.c (process_single_block_loop_latch,
5674 contains_tree_r): New functions.
5675 (analyze_edges_for_bb): Call process_single_block_loop_latch
5676 function to empty single-basic-block latch block if possible.
5678 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5682 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5684 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5686 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5688 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5690 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5692 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5694 PR tree-optimization/34618
5695 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5698 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5701 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5702 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5703 Update copyright year.
5705 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5706 Update copyright year.
5707 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5710 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5712 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5713 edge does not point to current bb before changing need_assert.
5715 2008-01-04 Richard Guenther <rguenther@suse.de>
5718 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5719 for verifying purposes if they are is_gimple_min_invariant.
5721 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5723 PR tree-optimization/34448
5724 PR tree-optimization/34465
5725 * gimplify.c (gimplify_init_constructor): Add new parameter
5726 notify_temp_creation. Use it.
5727 (gimplify_modify_expr_rhs): Take volatiles into account when
5728 optimizing constructors.
5729 Do not optimize constructors if gimplify_init_constructor will dump to
5731 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5732 * gcc.c-torture/compile/pr34448.c: New.
5734 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5736 PR gcov-profile/34609
5737 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5738 return_slot if result is TREE_ADDRESSABLE.
5740 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5742 * config/mips/mips.md (sqrt_condition): Tweak comment.
5743 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5745 2008-01-03 Tom Tromey <tromey@redhat.com>
5748 * c-common.c (c_type_hash): Handle VLAs.
5750 2008-01-03 Jan Hubicka <jh@suse.cz>
5752 PR tree-optimization/31081
5753 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5754 0 when inlining and not inlining to first basic block.
5755 (remap_decl): When var is initialized to 0, don't set default_def.
5756 (expand_call_inline): Set entry_bb.
5757 * tree-inline.h (copy_body_data): Add entry_bb.
5759 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5762 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5765 PR tree-optimization/29484
5766 * tree-inline.c (inline_forbidden_p_2): New function.
5767 (inline_forbidden_p): Disallow inlining if some static var
5768 has an address of a local LABEL_DECL in its initializer.
5769 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5772 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5774 PR tree-optimization/34635
5775 * tree-data-ref.c (add_other_self_distances): Make sure that the
5776 evolution step is constant.
5778 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5781 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5783 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5785 * tree-sra.c (scalarize_init): Insert the generate_element_init
5786 statements after the generate_element_zero statements.
5788 2008-01-02 Richard Guenther <rguenther@suse.de>
5792 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5793 for very large number of operands instead of ICEing.
5795 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5798 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5799 while stack probing.
5801 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5803 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5806 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5809 * tree-mudflap.c (mx_register_decls): Guard warning by
5810 !DECL_ARTIFICIAL check.
5812 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5814 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5815 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5816 sse5_perm<mode>): Fix constraints.