1 2008-04-03 Richard Guenther <rguenther@suse.de>
3 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4 conversions. Simplify code.
6 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10 2008-04-03 Tom Tromey <tromey@redhat.com>
11 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14 * config/bfin/t-bfin-linux (generated_files): Add
15 linux-sysroot-suffix.h.
16 * doc/install.texi (Prerequisites): Require make 3.80.
17 * doc/sourcebuild.texi (Front End Directory): Document new
19 * Makefile.in (generated_files): New variable.
20 (ALL_HOST_OBJS): New variable.
21 ($(ALL_HOST_OBJS)): New target.
23 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
25 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
26 (remap_block): Call id->transform_lang_insert_block instead
28 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
29 Set id.transform_lang_insert_block to NULL.
30 (clone_body): Move to cp/optimize.c
31 * tree-inline.h (struct copy_body_data): Change
32 transform_lang_insert_block to function pointer.
33 (copy_generic_body, copy_decl_no_change): Export.
34 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
35 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
36 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
38 * c-tree.h (insert_block): Kill.
39 * c-decl.c (insert_block): Kill.
41 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
43 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
44 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
45 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
47 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
48 argument, call {push,pop}_function_context from here.
49 * c-parser.c: Use c_{push,pop}_function_context.
51 * function.c (push_function_context_to): Move meat ...
52 (push_function_context): ... here. Simplify.
53 * function.c (pop_function_context_from): Move meat ...
54 (pop_function_context): ... here. Simplify.
55 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
57 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
58 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
59 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
60 * tree.h (push_function_context_to, pop_function_context_from): Remove.
62 2008-04-03 Ben Elliston <bje@au.ibm.com>
64 * expmed.c (extract_force_align_mem_bit_field): Remove.
66 2008-04-03 Richard Guenther <rguenther@suse.de>
69 * expr.h (try_casesi): Adjust prototype.
70 * expr.c (try_casesi): Take fallback label as extra parameter.
71 Use that for gen_casesi if default_label is NULL.
72 * stmt.c (expand_case): Pass fallback label to try_casesi,
73 make sure to fill gaps with a fallback label if default_label
76 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
79 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
81 2008-04-03 Ben Elliston <bje@au.ibm.com>
83 * expmed.c (extract_split_bit_field): Remove if (0) code.
84 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
85 (do_ds_constraint): Likewise.
87 2008-04-02 Joseph Myers <joseph@codesourcery.com>
89 * doc/cppopts.texi (-dU): Document.
90 * c-common.h (flag_dump_macros): Update comment.
91 * c-opts.c (handle_OPT_d): Handle -dU.
92 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
93 dump_queued_macros, cb_used_define, cb_used_undef): New.
94 (init_pp_output): Handle -dU.
95 (cb_line_change): Call dump_queued_macros.
96 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
98 2008-04-02 Anatoly Sokolov <aesok@post.ru>
100 * config/avr/predicates.md (io_address_operand): New predicate.
101 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
102 * config/avr/avr.c (avr_io_address_p): Remove function.
103 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
104 'avr_io_address_p' function.
105 (out_movhi_r_mr): (Ditto.).
106 (out_movqi_mr_r): (Ditto.).
107 (out_movhi_mr_r): (Ditto.).
108 (avr_address_cost): (Ditto.).
110 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
113 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
114 in 32bit mode when XMM registers are available to avoid store
116 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
117 corresponding post-reload splitters.
119 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
121 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
122 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
123 __builtin_ia32_roundss.
124 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
125 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
126 __builtin_ia32_roundss.
127 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
128 IX86_BUILTIN_SHUFPD here.
130 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
132 * config/i386/i386.md (plogic): New.
133 (plogicprefix): Likewise.
135 * config/i386/mmx.md (mmx_<code><mode>3): New.
136 (mmx_and<mode>3): Removed.
137 (mmx_ior<mode>3): Likewise.
138 (mmx_xor<mode>3): Likewise.
140 * config/i386/sse.md (<code><mode>3): New.
141 (*<code><mode>3): Likewise.
142 (*<code><mode>3): Likewise.
143 (<code><mode>3): Likewise.
144 (*sse_<code><mode>3): Likewise.
145 (*sse2_<code><mode>3): Likewise.
146 (<code>tf3): Likewise.
147 (*<code>tf3): Likewise.
148 (and<mode>3): Likewise.
149 (*and<mode>3): Likewise.
150 (ior<mode>3): Removed.
151 (*ior<mode>3): Likewise.
152 (xor<mode>3): Likewise.
153 (*xor<mode>3): Likewise.
154 (*and<mode>3): Likewise.
155 (*ior<mode>3): Likewise.
156 (*xor<mode>3): Likewise.
157 (and<mode>3): Likewise.
158 (*sse_and<mode>3): Likewise.
159 (*sse2_and<mode>3): Likewise.
162 (ior<mode>3): Likewise.
163 (*sse_ior<mode>3): Likewise.
164 (*sse2_ior<mode>3): Likewise.
167 (xor<mode>3): Likewise.
168 (*sse_xor<mode>3): Likewise.
169 (*sse2_xor<mode>3): Likewise.
173 2008-04-02 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/14495
176 PR tree-optimization/34793
177 * tree-vrp.c (struct switch_update): New structure.
178 (to_remove_edges, to_update_switch_stmts): New VECs.
179 (simplify_switch_using_ranges): New function. Remove not taken
180 case labels and edges.
181 (simplify_stmt_using_ranges): Call it.
182 (identify_jump_threads): Mark edges we have queued for removal
183 so we don't thread them.
184 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
186 * tree-cfg.c (group_case_labels): Deal with missing default label.
187 (tree_verify_flow_info): Allow missing default label.
188 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
189 (emit_case_nodes): Likewise.
190 (expand_case): Do not rely on the default label to be present.
191 * expr.c (try_casesi): Deal with NULL default_label.
192 (do_tablejump): Likewise.
194 2008-04-02 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/14495
197 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
199 (vrp_visit_switch_stmt): ... but here (new function).
200 (find_case_label_index): New helper function.
201 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
203 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
205 * fwprop.c: Fix ISO-C99ism.
207 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
210 * Makefile.in (objdir): Set it here.
211 * configure.ac: Not here. Find dynamic linker characteristics.
212 * exec-tool.in: Use them.
213 * aclocal.m4: Regenerate.
214 * configure: Regenerate.
216 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
218 * expr.c (expand_var): Delete it.
219 * expr.h (expand_var): Delete prototype.
220 * function.c (expand_function_start): Use expand_decl instead.
221 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
224 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
226 PR rtl-optimization/35542
227 * fwprop.c (forward_propagate_and_simplify): Replace
228 loc_reg_mentioned_in_p with reg_mentioned_p.
230 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
232 PR rtl-optimization/35281
233 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
234 (propagate_rtx_1): Handle PR_HANDLE_MEM.
235 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
236 (varying_mem_p): Move above propagate_rtx.
237 (all_uses_available_at): Do not check MEMs.
239 2008-04-02 Rafael Espindola <espindola@google.com>
241 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
242 (register_edge_assert_for_2): Split the cond argument.
243 (register_edge_assert_for_1): Adjust for the change in
244 register_edge_assert_for_2.
245 (register_edge_assert_for): Split the cond argument.
246 (find_switch_asserts): Adjust for the change in
247 register_edge_assert_for.
249 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
251 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
252 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
253 offsets for 64-bit mingw.
254 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
255 abi for x86_64-pc-mingw.
257 2008-04-02 Richard Guenther <rguenther@suse.de>
259 * tree-vrp.c (extract_range_from_assert): Make sure to not
260 produce range min/max with TREE_OVERFOW set.
261 If merging a anti-range and a range keep the anti-range if
262 the range covers all values of the type.
263 (register_edge_assert_for_2): Only allow sign-changing
264 conversions in detecting canonical range checks. Also
265 register an assert for the unsigned name if useful.
267 PR tree-optimization/35787
268 * tree-vrp.c (vrp_val_max): New function.
269 (vrp_val_min): Likewise.
270 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
271 (vrp_val_is_min): Likewise.
272 (supports_overflow_infinity): Use vrp_val_{min,max}.
273 (negative_overflow_infinity): Likewise.
274 (positive_overflow_infinity): Likewise.
275 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
276 (is_positive_overflow_infinity): Likewise.
277 (is_overflow_infinity): Likewise.
278 (avoid_overflow_infinity): Use vrp_val_{min,max} and
279 vrp_val_is_{min,max}.
280 (set_and_canonicalize_value_range): Canonicalize anti-ranges
281 to ranges if possible. Avoid empty ranges.
283 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
286 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
287 the expression is a function address.
289 2008-04-01 George Helffrich <george@gcc.gnu.org>
291 PR fortran/PR35154, fortran/PR23057
292 * fortran/trans-common.c (create_common): Add decl to function
293 chain to preserve identifier scope in debug output.
295 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
296 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
297 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
298 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
300 (dbxout_syms): Check for COMMON-based symbol and wrap in
301 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
302 in bracket for efficiency.
304 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
305 using DW_TAG_common_block + member offset.
306 (add_pubname_string): New function.
307 (dw_expand_expr): New function to find block name and offset for
309 (common_check): New function to check whether symbol in Fortran COMMON.
310 (gen_variable_die): If COMMON, use DW_TAG_common_block.
312 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
313 use of common is unchanged.
315 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
316 with all combinations of debug options available on target.
317 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
318 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
319 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
320 .stabs functionality.
321 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
324 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
327 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
329 2008-04-02 Ben Elliston <bje@au.ibm.com>
331 * config/v850/v850.md (casesi): Remove if (0) code.
332 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
333 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
335 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (rex64suffix): New mode attribute.
338 (floathi<mode>2): Disable expander for SSE math.
339 (*floathi<mode>2_1): New insn insn_and_split pattern.
340 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
341 corresponding post-reload splitters.
342 (*floathi<mode>2_i387): New macroized insn pattern.
343 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
344 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
345 insn_and_split pattern.
346 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
347 New macroized instruction patterns and corresponding post-reload
349 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
350 and corresponding post-reload splitters.
351 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
352 New macroized instruction patterns.
353 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
354 macroized instruction patterns and corresponding post-reload splitters.
355 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
356 corresponding post-reload splitters.
357 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
358 New macroized instruction patterns.
359 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
360 corresponding post-reload splitters.
361 (*floatsi<mode>2_i387): New macroized instruction patterns.
363 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
365 * config/i386/i386.md (smaxmin): New.
367 (maxminiprefix): Likewise.
368 (maxminfprefix): Likewise.
369 (<code><mode>3): Likewise.
370 (smin<mode>3): Removed.
371 (smax<mode>3): Likewise.
373 * config/i386/mmx.md (mmx_<code>v2sf3): New.
374 (mmx_<code>v4hi3): Likewise.
375 (mmx_<code>v8qi3): Likewise.
376 (mmx_smaxv2sf3): Removed.
377 (mmx_sminv2sf3): Likewise.
378 (mmx_umaxv8qi3): Likewise.
379 (mmx_smaxv4hi3): Likewise.
380 (mmx_uminv8qi3): Likewise.
381 (mmx_sminv4hi3): Likewise.
383 * config/i386/sse.md (<addsub><mode>3): New.
384 (*<addsub><mode>3): Likewise.
385 (<sse>_vm<addsub><mode>3): Likewise.
386 (<maxmin><mode>3): Likewise.
387 (*<maxmin><mode>3_finite): Likewise.
388 (*<maxmin><mode>3): Likewise.
389 (<sse>_vm<maxmin><mode>3): Likewise.
390 (sse3_h<addsub>v4sf3): Likewise.
391 (sse3_h<addsub>v2df3): Likewise.
392 (<maxmin>v16qi3): Likewise.
393 (*<maxmin>v16qi3): Likewise.
394 (<maxmin>v8hi3): Likewise.
395 (*<maxmin>v8hi3): Likewise.
396 (*sse4_1_<maxmin><mode>3): Likewise.
397 (*sse4_1_<maxmin><mode>3): Likewise.
398 (add<mode>3): Removed.
399 (*add<mode>3): Likewise.
400 (<sse>_vmadd<mode>3): Likewise.
401 (sub<mode>3): Likewise.
402 (*sub<mode>3): Likewise.
403 (<sse>_vmsub<mode>3): Likewise.
404 (smin<mode>3): Likewise.
405 (*smin<mode>3_finite): Likewise.
406 (*smin<mode>3): Likewise.
407 (<sse>_vmsmin<mode>3): Likewise.
408 (smax<mode>3): Likewise.
409 (*smax<mode>3_finite): Likewise.
410 (*smax<mode>3): Likewise.
411 (<sse>_vmsmax<mode>3): Likewise.
412 (sse3_haddv4sf3): Likewise.
413 (sse3_haddv2df3): Likewise.
414 (sse3_hsubv4sf3): Likewise.
415 (sse3_hsubv2df3): Likewise.
416 (umaxv16qi3): Likewise.
417 (*umaxv16qi3): Likewise.
418 (smaxv8hi3): Likewise.
419 (*smaxv8hi3): Likewise.
420 (*sse4_1_smax<mode>3): Likewise.
421 (*sse4_1_umax<mode>3): Likewise.
422 (uminv16qi3): Likewise.
423 (*uminv16qi3): Likewise.
424 (sminv8hi3): Likewise.
425 (*sminv8hi3): Likewise.
426 (*sse4_1_smin<mode>3): Likewise.
427 (*sse4_1_umin<mode>3): Likewise.
429 2008-04-01 Rafael Espindola <espindola@google.com>
431 * tree-cfg.c (verify_expr): remove in_phi.
432 (verify_stmt): Don't call walk_tree with verify_expr. Use
433 is_gimple_min_invariant instead of is_gimple_val.
435 2008-04-01 Joseph Myers <joseph@codesourcery.com>
437 * doc/include/gpl_v3.texi: Update for manpage generation.
438 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
440 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
441 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
442 gpl_v3.texi instead of gpl.texi.
445 2008-04-01 Jakub Jelinek <jakub@redhat.com>
448 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
450 2008-04-01 Rafael Espindola <espindola@google.com>
452 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
453 (extract_code_and_val_from_cond): Use
454 extract_code_and_val_from_cond_with_ops.
456 2008-04-01 Jan Hubicka <jh@suse.cz>
458 * function.c (free_after_compilation): Free epilogue_delay_list.
459 (prepare_function_start): Assert that previous compilation was freed.
461 2008-04-01 Jan Hubicka <jh@suse.cz>
462 Jim Wilson <wilson@tuliptree.org>
463 Andreas Tobler <andreast@gcc.gnu.org>
466 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
467 rtl.emit instead cfun->emit.
468 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
469 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
471 2008-04-01 Ben Elliston <bje@au.ibm.com>
473 * doc/c-tree.texi (Function Basics): Fix grammatical error.
475 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
477 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
479 (fprofile-use): Add var flag_profile_use
480 * coverage.c (coverage_begin_output): Do not open a gcno file for
481 output only if -ftest-coverage is set.
482 Do not add getpwd() to gcda file path.
483 (build_gcov_info): Check the new flag
484 flag_profile_datafile_relative_path.
485 (coverage_init): Use profile_data_prefix.
486 Read profile counter only if flag_profile_use is set.
487 * opts.c (common_handle_option): New option fprofile-use=,
488 fprofile-dir=, fprofile-generate=.
489 * toplev.c (profile_data_prefix): New variable definition.
490 * toplev.h (profile_data_prefix): New declaration.
491 * doc/invoke.tex (Option Summary, Optimization Options):
494 2008-03-31 James E. Wilson <wilson@tuliptree.org>
496 * varasm.c (output_constant_pool_1): In LABEL_REF check,
497 use tmp consistently.
500 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
501 * config/ia64/ia64.c (rtx_needs_barrier): Handle
502 UNSPEC_FR_RECIP_APPROX_RES.
503 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
505 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
508 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
510 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
513 * fold-const.c (fold_indirect_ref_1): Support accessing non first
514 element of the vector via a pointer.
516 2008-03-31 Ian Lance Taylor <iant@google.com>
518 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
520 2008-03-31 Jan Hubicka <jh@suse.cz>
522 * builtins.c (expand_builtin_setjmp_receiver): Update call of
523 get_arg_pointer_save_area.
524 * expr.c (init_expr): Just clear out rtl.expr.
525 * function.c (free_after_compilation): Clear out whole RTL structure.
526 (get_func_frame_size): Merge into ...
527 (get_frame_size): ... this one.
528 (assign_stack_local_1): Merge into ...
529 (assign_stack_local): ... this one.
530 (expand_function_end): Update call of get_arg_pointer_save_area.
531 (get_art_pointer_save_area): Remove cfun argument.
532 * function.h (emit_status): regno_pointer_align does not need length
533 attribute. Move x_regno_reg_rtx to ...
534 (regno_reg_rtx): ... new global array.
535 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
536 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
537 apply_args_value, forced_labels, stack_pointer_delta):
539 (struct varasm_status): Move here from varasm.c
540 (struct rtl_data): New. Move here some fields from struct function.
541 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
542 frame_offset, stack_check_probe_note, arg_pointer_save_area,
543 used_temp_slots avail_temp_slots, temp_slot_level,
544 nonlocal_goto_handler_labels): Update accesstors.
545 (rtl): New global variable.
546 (struct function): Move some fileds to rtl_data.
547 (get_arg_pointer_save_area): Update prototype.
548 * emit-rtl.c (rtl): Declare.
549 (regno_reg_rtx): Declare.
550 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
552 (gen_reg_rtx): Update.
553 (init_virtual_regs): Do not tate emit_status argument.
554 (init_emit): Do not allocate emit.
555 * varasm.c (varasm_statuc): Move to function.h.
556 (n_deferred_constatns): Update accestor.
557 (init_varasm_status): Do not allocate varasm_status.
558 (force_const_mem, get_pool_size, output_constant_pool): Update.
559 * stmt.c (force_label_rtx): Do not use x_ prefixes.
560 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
562 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
564 PR rtl-optimization/35729
565 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
568 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
572 load/store if memory is unaligned.
573 (*movti_rex64): Likewise.
575 * config/i386/predicates.md (misaligned_operand): New.
577 2008-03-31 Andrew Pinski <pinskia@gmail.com>
580 * tree-ssa-phiopt.c (conditional_replacement): Return early for
583 2008-03-31 Jan Beulich <jbeulich@novell.com>
585 * config/ia64/constraints.md: Add 'j' constraint.
586 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
587 (movdi_internal): Likewise.
589 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
592 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
594 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
598 proper error message for the third argument on blendpd and
601 * config/i386/sse.md (blendbits): New.
602 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
604 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
606 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
608 2008-03-30 Richard Guenther <rguenther@suse.de>
611 * fold-const.c (fold_sign_changed_comparison): Do leave
612 conversions to base-types alone.
614 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
616 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
617 the link register if one altivec register is be saved.
619 2008-03-30 Ben Elliston <bje@au.ibm.com>
621 * final.c (final_scan_insn): Remove if (0) code.
623 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
625 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
627 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
629 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
630 of V4SFmode to ix86_binary_operator_ok.
632 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.c (override_options): Initialize
635 ix86_veclib_handler to ix86_veclibabi_svml when
636 -mveclibabi=svml is used.
637 (ix86_veclibabi_svml): New function for SVML ABI style
638 vectorization support.
639 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
641 2008-03-28 Rafael Espindola <espindola@google.com>
643 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
644 (tree_binary_nonnegative_warnv_p): Make it public.
645 (tree_single_nonnegative_warnv_p): Make it public.
646 (tree_invalid_nonnegative_warnv_p): Make it public.
647 (tree_unary_nonzero_warnv_p): Make it public.
648 (tree_binary_nonzero_warnv_p): Make it public
649 (tree_single_nonzero_warnv_p): Make it public.
650 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
651 (extract_range_from_binary_expr): Split the expr argument.
652 (extract_range_from_unary_expr): Split the expr argument.
653 (extract_range_from_comparison): Split the expr argument.
654 (extract_range_from_expr): Use the new aux functions.
655 (vrp_evaluate_conditional_warnv): Use
656 vrp_evaluate_conditional_warnv_with_ops.
657 * tree.h (tree_unary_nonzero_warnv_p): Declare.
658 (tree_binary_nonzero_warnv_p): Declare.
659 (tree_single_nonzero_warnv_p): Declare.
660 (tree_expr_nonzero_warnv_p): Declare.
661 (tree_unary_nonnegative_warnv_p): Declare.
662 (tree_binary_nonnegative_warnv_p): Declare.
663 (tree_single_nonnegative_warnv_p): Declare.
664 (tree_invalid_nonnegative_warnv_p): Declare.
666 2008-03-28 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/30317
669 PR tree-optimization/30911
670 PR tree-optimization/34793
671 * tree-vrp.c (set_and_canonicalize_value_range): New function.
672 (struct assert_locus_d): New member EXPR.
673 (register_new_assert_for): Add EXPR parameter to support
674 ASSERT_EXPR <name, expr OP limit>.
675 (register_edge_assert_for_1): Adjust callers.
676 (find_assert_locations): Likewise.
677 (process_assert_insertions_for): Build condition from expression.
678 (extract_range_from_assert): Handle ASSERT_EXPRs
679 of the form ASSERT_EXPR <name, expr OP limit>.
680 (register_edge_assert_for_2): New helper registering
681 asserts for comparisons. Recognize range tests of the form
682 (unsigned)i - CST1 OP CST2.
683 (register_edge_assert_for_1): Use it.
684 (register_edge_assert_for): Likewise.
685 (needs_overflow_infinity): Integer sub-types
686 do not need overflow infinities.
687 (vrp_val_is_max): The extreme values of integer sub-types
688 are those of the base type.
689 (vrp_val_is_min): Likewise.
690 * tree.def (ASSERT_EXPR): Document extra allowed conditional
693 2008-03-28 Nick Clifton <nickc@redhat.com>
695 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
696 Return GENERAL_REGS for stack adjustment reloads.
698 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
701 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
702 const_vector when all the vectors are constant.
704 2008-03-27 Bob Wilson <bob.wilson@acm.org>
706 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
708 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
709 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
711 (s<code>_sf): Use new scc_sf attribute for opcode names.
713 2008-03-27 Tom Tromey <tromey@redhat.com>
715 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
716 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
717 config/spu/t-spu-elf, config/i386/t-interix,
718 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
719 config/i386/x-darwin, config/i386/x-mingw32,
720 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
721 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
722 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
723 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
724 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
725 config/rs6000/x-darwin, config/rs6000/t-rs6000,
726 config/score/t-score-elf, config/arm/t-strongarm-pe,
727 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
728 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
729 Revert automatic dependency patch.
731 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
734 * config/i386/i386.c (ix86_function_arg_boundary): Align
735 decimal floating point to its natural boundary.
737 2008-03-27 Richard Guenther <rguenther@suse.de>
740 * fold-const.c (fold_comparison): Restrict distinct decl
741 comparison folding to VAR_DECLs and PARM_DECLs. Do not
742 solely rely on operand_equal_p.
744 2008-03-27 Richard Guenther <rguenther@suse.de>
747 * c-common.c (handle_weak_attribute): Reject combination of
750 2008-03-27 Richard Guenther <rguenther@suse.de>
752 PR tree-optimization/32810
753 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
754 conversions from DECL_INITIAL.
755 (fold_const_aggregate_ref): Likewise from constructor elements.
757 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
759 * tree-affine.h (aff_combination_expand): Declare.
760 (get_inner_reference_aff): Likewise.
761 * tree-affine.c (aff_combination_expand): Split out from
762 tree_to_aff_combination_expand.
763 (get_inner_reference_aff): New function.
764 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
765 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
766 (struct lim_aux_data): sm_done field removed.
767 (mem_ref_loc_p, mem_ref_locs_p): New types.
768 (struct mem_ref): Added id, stored, accesses_in_loop,
769 indep_loop, dep_loop, indep_ref, dep_ref fields.
770 Removed is_stored, locs and next fields.
771 (memory_accesses): New variable.
772 (movement_possibility): Do not allow moving statements
773 that store to memory.
774 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
776 (determine_max_movement): For statements with memory references,
777 find the outermost loop in that the reference is independent.
778 (move_computations_stmt): Mark the virtual operands for renaming.
779 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
780 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
781 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
782 add_vop_ref_mapping, create_vop_ref_mapping_loop,
783 create_vop_ref_mapping, analyze_memory_references,
784 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
785 get_all_locs_in_loop, ref_always_accessed_p,
786 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
787 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
788 store_motion_loop, store_motion): New functions.
789 (struct vop_to_refs_elt): New type.
790 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
791 memref_hash, memref_eq, hoist_memory_references): Rewritten.
792 (schedule_sm): Replaced by...
793 (execute_sm): ... this.
794 (determine_lsm_ref, hoist_memory_references,
795 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
796 find_more_ref_vops, free_mem_ref, free_mem_refs,
797 determine_lsm_loop, determine_lsm): Removed.
798 (tree_ssa_lim_finalize): Free data structures used by store motion.
799 (tree_ssa_lim): Call analyze_memory_references. Use
800 store_motion instead of determine_lsm.
802 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
804 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
805 rename tmake_file to m68hc11/t-m68hc11.
806 (mcore): Set inhibit_libc to true.
807 * config.host (alpha*-dec-*vms*): Set extra_programs.
808 (interix3*): Don't use host_xmake_file.
809 * configure.ac: Let config.gcc override inhibit_libc.
810 * configure: Regenerate.
812 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
813 * config/t-openbsd-thread: Remove commented out lines.
815 * config/x-interix: Remove.
817 * config/m68hc11/t-m68hc11-gas: Rename to...
818 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
820 * config/mcore/t-mcore: Remove T_CFLAGS.
821 * config/mcore/t-mcore-pe: Likewise.
823 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
825 * configure.ac: Replace custom __GNU_SOURCE test with
826 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
827 * aclocal.m4: Regenerate.
828 * configure: Regenerate.
829 * config.in: Regenerate.
831 2008-03-27 Richard Guenther <rguenther@suse.de>
833 * fold-const.c (target.h): Include.
834 (fold_comparison): Fold comparison of addresses of decls
835 that bind locally or of constants. Consolidate address folding code.
836 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
837 results from fold_binary_to_constant.
838 (compare_values_warnv): Likewise.
840 2008-03-27 Andrew Pinski <pinskia@gmail.com>
843 * fold-const.c (fold_truthop): Check for integeral types when folding
844 a == 0 && b == 0 and a != 0 || b != 0 .
846 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
848 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
850 2008-03-26 Andreas Schwab <schwab@suse.de>
852 * doc/invoke.texi: Fix use of @item vs. @itemx.
854 2008-03-26 Tom Tromey <tromey@redhat.com>
856 * Makefile.in (build/gensupport.o, build/print-rtl.o,
857 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
858 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
859 build/gencodes.o, build/genconditions.o, build/genconfig.o,
860 build/genconstants.o, build/genemit.o, build/genextract.o,
861 build/genflags.o, build/genmddeps.o, build/genopinit.o,
862 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
865 2008-03-26 Richard Guenther <rguenther@suse.de>
868 2008-03-26 Richard Guenther <rguenther@suse.de>
870 * fold-const.c (target.h): Include.
871 (fold_comparison): Fold comparison of addresses of two decls
872 that bind locally. Consolidate address folding code.
874 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
876 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
877 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
878 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
879 dconstsqrt2, dconstthird, dconste and/or dconst10.
880 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
881 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
882 dconstsqrt2, dconste): Delete.
883 (init_emit_once): Likewise. Simplify initializing dconstm1.
885 * real.c (get_real_const): New.
886 * real.h (dconst3, dconst10, dconstm2, dconstthird,
887 dconstsqrt2, dconste): Delete.
888 (real_value_const, get_real_const): New.
890 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
892 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
894 * config/i386/i386.c (ix86_function_arg_boundary): Check
895 BIGGEST_ALIGNMENT instead of 128.
896 (setup_incoming_varargs_64): Likewise.
898 2008-03-26 Tom Tromey <tromey@redhat.com>
900 * Makefile.in (DEPFILES): Add missing '/'.
902 2008-03-26 Richard Guenther <rguenther@suse.de>
904 * fold-const.c (target.h): Include.
905 (fold_comparison): Fold comparison of addresses of two decls
906 that bind locally. Consolidate address folding code.
908 2008-03-26 Nick Clifton <nickc@redhat.com>
911 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
912 not allow INT+INT as a legitimate addressing mode.
914 2008-03-26 Richard Guenther <rguenther@suse.de>
916 * tree-flow.h (widen_bitfield): Remove declaration.
917 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
918 (widen_bitfield): Remove function.
919 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
922 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
925 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
928 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
930 PR rtl-optimization/35232
931 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
932 (forget_old_reloads_1, forget_marked_reloads): Don't clear
933 reg_reloaded_call_part_clobbered here.
934 (reload_regs_reach_end_p): New function.
935 (reload_reg_rtx_for_input): New variable.
936 (reload_reg_rtx_for_output): Likewise.
937 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
938 when reassigning a pseudo register. Load reloadreg from
939 reload_reg_rtx_for_input, moving the mode and register
941 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
942 instead of the original when deciding whether an input reload
943 would be a no-op or whether an output reload can be deleted.
944 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
945 when setting up new_spill_reg_store. Load it from
946 reload_reg_rtx_for_output, moving the mode and register
948 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
949 instead of the original when deciding whether an output reload
950 would be a no-op. Do the same when modifying insn notes.
951 Use rtx_equal_p instead of == to compare the registers.
952 (inherit_piecemeal_p): Take a mode and two register numbers
954 (emit_reload_insns): Clear new_spill_reg_store for every hard
955 register in the reload register. Remove spill registers
956 from reg_reloaded_valid before considering whether to record
957 inheritance information for them. Use reload_reg_rtx_for_output
958 instead of reg_rtx when recording output reloads. Use
959 reload_reg_rtx_for_input instead of reg_rtx when recording
960 input reloads. Set or clear reg_reloaded_call_part_clobbered
961 at the same time as setting reg_reloaded_valid.
962 (delete_output_reload): Add a new_reload_reg parameter and use it
963 instead of rld[j].reg_rtx.
964 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
967 2008-03-25 Tom Tromey <tromey@redhat.com>
969 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
970 (build/genattr.o): Likewise.
971 (build/genattrtab.o): Likewise.
972 (build/gencodes.o): Likewise.
973 (build/genconfig.o): Likewise.
974 (build/genconstants.o): Likewise.
975 (build/genemit.o): Likewise.
976 (build/genextract.o): Likewise.
977 (build/genflags.o): Likewise.
979 2008-03-25 Bob Wilson <bob.wilson@acm.org>
981 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
982 instead of size_int for integer types.
983 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
984 to match type of MINUS_EXPR.
986 2008-03-25 Tom Tromey <tromey@redhat.com>
988 * configure: Rebuilt.
989 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
992 2008-03-25 Tom Tromey <tromey@redhat.com>
994 * config/x-solaris (host-solaris.o): Update.
995 * config/x-linux (host-linux.o): Update.
996 * config/x-hpux (host-hpux.o): Update.
997 * config/x-darwin (host-darwin.o): Update.
998 * config/v850/t-v850e (v850-c.o): Update.
999 * config/v850/t-v850 (v850-c.o): Update.
1000 * config/t-vxworks (vxworks.o): Update.
1001 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1002 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1003 * config/spu/t-spu-elf (spu-c.o): Update.
1005 * config/sh/t-symbian (sh-c.o): Update.
1006 (symbian.o): Update.
1007 * config/sh/t-sh (sh-c.o): Update.
1008 * config/score/t-score-elf (score7.o, score3.o): Update.
1009 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1010 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1011 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1012 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1014 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1015 * config/m32c/t-m32c (m32c-pragma.o): Update.
1016 * config/ia64/t-ia64 (ia64-c.o): Update.
1017 * config/i386/x-mingw32 (host-mingw32.o): Update.
1018 * config/i386/x-i386 (driver-i386.o): Update.
1019 * config/i386/x-darwin (host-i386-darwin.o): Update.
1020 * config/i386/x-cygwin (host-cygwin.o): Update.
1021 * config/i386/t-nwld (nwld.o): Update.
1022 * config/i386/t-netware (netware.o): Update.
1023 * config/i386/t-interix (winnt.o): Update.
1024 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1025 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1026 msformat-c.o): Update.
1027 * config/bfin/t-bfin-linux (generated_files): Add
1028 linux-sysroot-suffix.h.
1029 * config/arm/t-wince-pe (pe.o): Update.
1030 * config/arm/t-strongarm-pe (pe.o): Update.
1031 * config/arm/t-pe (pe.o): Update.
1032 * config/arm/t-arm (arm-c.o): Update.
1033 * doc/install.texi (Prerequisites): Require make 3.80.
1034 * Makefile.in: Remove .o targets.
1035 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1036 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1037 (simple_generated_h, simple_generated_c): Move earlier.
1038 (generated_files): New variable.
1039 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1040 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1041 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1042 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1043 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1044 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1045 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1046 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1047 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1048 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1049 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1050 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1052 (COMPILE.base, COMPILE): New variables.
1053 (%.o): New pattern rule.
1054 (ALL_HOST_OBJS): New variable.
1055 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1056 (dummy-checksum.o, cc1-checksum.o): Remove.
1057 (DRIVER_SHLIB): New variable.
1058 (DRIVER_DEFINES): Use it.
1059 (gencondmd.c): Move out of build/.
1060 (s-conditions): Update.
1061 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1062 (ALL_BUILD_OBJS): Likewise.
1063 (build/%.o): Use BUILDCOMPILE.
1064 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1065 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1066 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1067 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1068 build/genconfig.o, build/genconstants.o, build/genemit.o,
1069 build/genextract.o, build/genflags.o, build/genmddeps.o,
1070 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1071 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1072 build/gen-protos.o, build/scan.o, build/fix-header.o,
1073 build/scan-decls.o): Simplify.
1074 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1075 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1076 prefix.o, toplev.o): Reduce to variable setting.
1077 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1078 ($(out_object_file), gcc-options.o): New targets.
1079 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1080 * configure: Rebuilt.
1081 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1082 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1084 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1086 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1087 complain when we hit an error, return ERROR_MARK_NODE.
1089 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1091 * config/sh/constraints.md (Pso, Psz): New constraints.
1092 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1093 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1095 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1097 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1098 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1100 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1102 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1103 (prefetch_sh2a): New.
1105 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1106 Naveen.H.S <naveen.hs@kpitcummins.com>
1108 * config/sh/constraints.md (I28): New constraint.
1109 * config/sh/sh.c (broken_move): Add support for movi20s.
1110 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1112 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1113 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1114 Naveen.H.S <naveen.hs@kpitcummins.com>
1116 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1117 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1118 (print_operand): Handle resbank in %@ operand code.
1119 (sh_encode_section_info): New.
1120 (push_regs): Add conditions for resbank.
1121 (sh_expand_epilogue): Likewise.
1122 (sh_insert_attributes): Likewise.
1123 (sh_attribute_table): Likewise.
1124 (sh_handle_resbank_handler_attribute): New.
1125 (sh2a_handle_function_vector_handler_attribute): New.
1126 (sh2a_is_function_vector_call): New.
1127 (sh2a_get_function_vector_number): New.
1128 (sh2a_function_vector_p): New.
1129 (sh_cfun_resbank_handler_p): New.
1130 * config/sh/sh.md (calli): Emit jsr/n if possible.
1131 (calli_tbr_rel): New.
1132 (calli_pcrel): Emit jsr/n if possible.
1133 (return_i): Emit rts/n if possible.
1134 (call_valuei_tbr_rel): New.
1135 (call_valuei_pcrel): Add condition for SH2A target.
1136 (call_value): Likewise.
1137 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1138 (sh2a_get_function_vector_number): Likewise.
1139 (sh2a_is_function_vector_call): Likewise.
1140 * doc/extend.texi: Document TBR relative addressing of SH2A.
1141 (resbank): Add description for SH2A.
1143 2008-03-24 Richard Guenther <rguenther@suse.de>
1146 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1147 pointer assignments change conversions according to middle-end rules.
1148 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1149 * configure.ac: Include type checking in yes.
1150 * configure: Regenerate.
1152 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1154 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1155 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1157 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1159 * gthr-vxworks.h (UNUSED): Define.
1161 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1165 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1167 * doc/extend.texi (Function Attributes): Add missing comma in the
1168 example of the "alloc_size" attribute.
1170 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1173 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1175 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1178 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1181 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1182 of the underlying type of a MS bitfield layout to the natural
1183 alignment of the type.
1185 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1187 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1188 to their natural alignment to avoid store forwarding stalls.
1190 2008-03-22 Richard Guenther <rguenther@suse.de>
1192 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1193 For PHI nodes verify the address is invariant.
1194 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1195 (get_symbol_constant_value): Use is_gimple_min_invariant.
1196 (maybe_fold_stmt_indirect): Likewise.
1198 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1200 PR rtl-optimization/33927
1201 * Makefile.in (dse.o): Depend on $(TM_P_H).
1202 * expr.h (extract_low_bits): Declare.
1203 * expmed.c (extract_low_bits): New function.
1204 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1205 * dse.c: Include tm_p.h.
1206 (find_shift_sequence): Remove the read_reg argument and return the
1207 read value. Emit the instructions instead of returning them.
1208 Iterate on new_mode rather than calculating it each time.
1209 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1210 source to NEW_MODE and extract_low_bits to convert the shifted
1212 (replace_read): Allow the load and store to have different mode
1213 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1214 or extraction instructions before trying the replacement. Update
1215 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1217 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1220 to their natural alignment to avoid store forwarding stalls.
1222 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1225 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1226 encouraging but not allowing gprs for input;
1227 change the input constraint to !f#r.
1228 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1230 change the output constraint to !f#r.
1232 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1236 corresponding post-reload splitters.
1237 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1238 when x87 FP math is selected.
1239 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1240 New function prototype.
1241 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1242 unreachable function to ease macroization of insn patterns.
1244 2008-03-21 Martin Jambor <mjambor@suse.cz>
1246 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1247 reference dumps if ddr is NULL or dependence is unknown.
1249 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1251 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1252 unsigned extension into account.
1253 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1254 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1255 Do computations on a scratch register.
1257 2008-03-21 Richard Guenther <rguenther@suse.de>
1259 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1260 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1261 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1262 * tree-ssa-dom.c (record_equality): Likewise.
1263 * tree-inline.c (copy_body_r): Likewise.
1264 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1267 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1269 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1270 as 'delete_unused' argument.
1272 2008-03-20 Richard Guenther <rguenther@suse.de>
1274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1275 special casing of constant qualifiers.
1276 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1277 care about them in general.
1278 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1279 regardless of their type.
1280 (fold_stmt_r): Forcefully fold *& if we end up with that.
1282 2008-03-20 Paul Brook <paul@codesourcery.com>
1284 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1285 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1287 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1289 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1290 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1292 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1294 * common.opt (Wmudflap): New option.
1295 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1296 (mx_register_decls): Likewise.
1297 (mudflap_finish_file): Likewise.
1298 * doc/invoke.texi: Document -Wno-mudflap.
1300 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1302 * c-format.c (replace_format_name_to_system_name): New.
1304 (convert_format_name_to_system_name): New.
1305 (decode_format_attr): Add use of convert_format_name_to_system_name.
1306 (format_types_orig): Add gnu_ prefix to names.
1307 (check_format_info_main): Special treating of \0 escaped names for
1308 supporting multi-character format specifiers as I32, I64.
1309 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1310 (gnu_target_overrides_format_attributes): New.
1311 * c-format.h: Add structure target_ovr_attr to hold
1312 system specific formatter names.
1313 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1314 msformat-c.o file to c_target_objs and cxx_target_objs.
1315 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1316 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1317 (TARGET_N_FORMAT_TYPES): New.
1318 * config/i386/msformat-c.c: New.
1319 * config/i386/t-cygming: Add build rule for msformat-c.o.
1320 * doc/extend.texi: Add new format names gnu_* and ms_* and
1322 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1324 2008-03-20 Ira Rosen <irar@il.ibm.com>
1326 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1327 optimizations turned on under -O3.
1328 (ftree-vectorize): Add that the flag is turned on with -O3.
1330 2008-03-20 Ben Elliston <bje@au.ibm.com>
1332 * regmove.c (try_auto_increment): Fix spelling error in comment.
1333 * final.c (final_scan_insn): Likewise.
1335 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1339 allocator preferences for "y" and "r" class registers.
1340 ("*mov<mode>_internal"): Ditto.
1341 ("*movv2sf_internal_rex64"): Ditto.
1342 ("*movv2sf_internal"): Ditto.
1344 2008-03-19 Michael Matz <matz@suse.de>
1347 * calls.c (expand_call): Check overlap of arguments with call
1348 address for sibcalls.
1350 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1353 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1354 of the underlying type of a MS bitfield layout to the natural
1355 alignment of the type.
1357 2008-03-19 Jan Hubicka <jh@suse.cz>
1360 * toplev.c (decode_d_option): Handle all CPP flags.
1361 * tree-vrp.c: Update tree_pass descriptors.
1362 * regrename.c: Update tree_pass descriptors.
1363 * fwprop.c: Update tree_pass descriptors.
1364 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1365 * tree-into-ssa.c: Update tree_pass descriptors.
1366 * tree-dump.c: Update tree_pass descriptors.
1367 * tree-complex.c: Update tree_pass descriptors.
1368 * tree-dump.h: Update tree_pass descriptors.
1369 * see.c: Update tree_pass descriptors.
1370 * cgraphbuild.c: Update tree_pass descriptors.
1371 * tracer.c: Update tree_pass descriptors.
1372 * tree-loop-distribution.c: Update tree_pass descriptors.
1373 * cgraph.c: Update tree_pass descriptors.
1374 * postreload-gcse.c: Update tree_pass descriptors.
1375 * postreload.c: Update tree_pass descriptors.
1376 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1377 * tree-tailcall.c: Update tree_pass descriptors.
1378 * tree-pass.h (tree_opt_pass): Rename to ...
1379 (opt_pass) ... this one; add "type" field and remove letter field.
1380 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1381 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1382 all_lowering_passes): Update declaration.
1383 * ipa-cp.c: Update tree_pass descriptors.
1384 * final.c: Update tree_pass descriptors.
1385 * omp-low.c: Update tree_pass descriptors.
1386 * tree-ssa-dse.c: Update tree_pass descriptors.
1387 * ipa-reference.c: Update tree_pass descriptors.
1388 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1389 * auto-inc-dec.c: Update tree_pass descriptors.
1390 * reorg.c: Update tree_pass descriptors.
1391 * cgraphunit.c: Update tree_pass descriptors.
1392 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1393 * tree-ssa-ccp.c: Update tree_pass descriptors.
1394 * df-core.c: Update tree_pass descriptors.
1395 * mode-switching.c: Update tree_pass descriptors.
1396 * tree-nomudflap.c: Update tree_pass descriptors.
1397 * modulo-sched.c: Update tree_pass descriptors.
1398 * ipa-pure-const.c: Update tree_pass descriptors.
1399 * cse.c: Update tree_pass descriptors.
1400 * web.c: Update tree_pass descriptors.
1401 * tree-stdarg.c: Update tree_pass descriptors.
1402 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1403 * tree-ssa-dom.c: Update tree_pass descriptors.
1404 * tree-nrv.c: Update tree_pass descriptors.
1405 * tree-ssa-alias.c: Update tree_pass descriptors.
1406 * loop-init.c: Update tree_pass descriptors.
1407 * gimple-low.c: Update tree_pass descriptors.
1408 * ipa-inline.c: Update tree_pass descriptors.
1409 * tree-ssa-sink.c: Update tree_pass descriptors.
1410 * global.c: Update tree_pass descriptors.
1411 * ifcvt.c: Update tree_pass descriptors.
1412 * jump.c: Update tree_pass descriptors.
1413 * predict.c: Update tree_pass descriptors.
1414 * tree-ssa-loop.c: Update tree_pass descriptors.
1415 * recog.c: Update tree_pass descriptors.
1416 * dse.c: Update tree_pass descriptors.
1417 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1418 * tree-eh.c: Update tree_pass descriptors.
1419 * regmove.c: Update tree_pass descriptors.
1421 * function.c: Update tree_pass descriptors.
1422 * tree-vectorizer.c: Update tree_pass descriptors.
1423 * gcse.c: Update tree_pass descriptors.
1424 * ipa-type-escape.c: Update tree_pass descriptors.
1425 * tree-if-conv.c: Update tree_pass descriptors.
1426 * init-regs.c: Update tree_pass descriptors.
1427 * ipa.c: Update tree_pass descriptors.
1428 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1429 * rtl-factoring.c: Update tree_pass descriptors.
1430 * lower-subreg.c: Update tree_pass descriptors.
1431 * bt-load.c: Update tree_pass descriptors.
1432 * tree-dfa.c: Update tree_pass descriptors.
1433 * except.c: Update tree_pass descriptors.
1434 * emit-rtl.c: Update tree_pass descriptors.
1435 * cfgexpand.c: Update tree_pass descriptors.
1436 * tree-cfgcleanup.c: Update tree_pass descriptors.
1437 * cfgcleanup.c: Update tree_pass descriptors.
1438 * tree-ssa-pre.c: Update tree_pass descriptors.
1439 * tree-sra.c: Update tree_pass descriptors.
1440 * tree-mudflap.c: Update tree_pass descriptors.
1441 * tree-ssa-copy.c: Update tree_pass descriptors.
1442 * cfglayout.c: Update tree_pass descriptors.
1443 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1444 * tree-ssa-dce.c: Update tree_pass descriptors.
1445 * tree-ssa.c: Update tree_pass descriptors.
1446 * regclass.c: Update tree_pass descriptors.
1447 * integrate.c: Update tree_pass descriptors.
1448 * tree-optimize.c: Update tree_pass descriptors.
1449 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1450 * tree-object-size.c: Update tree_pass descriptors.
1451 * combine.c: Update tree_pass descriptors.
1452 * tree-outof-ssa.c: Update tree_pass descriptors.
1453 * bb-reorder.c: Update tree_pass descriptors.
1454 * stack-ptr-mod.c: Update tree_pass descriptors.
1455 * var-tracking.c: Update tree_pass descriptors.
1456 * tree-profile.c: Update tree_pass descriptors.
1457 * tree-vect-generic.c: Update tree_pass descriptors.
1458 * reg-stack.c: Update tree_pass descriptors.
1459 * sched-rgn.c: Update tree_pass descriptors.
1460 * tree-ssa-structalias.c: Update tree_pass descriptors.
1461 * tree-cfg.c: Update tree_pass descriptors.
1462 * passes.c (current_pass): Update declaration.
1463 (finish_optimization_passes): Update.
1464 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1465 (register_one_dump_file, register_dump_files_1, next_pass_1):
1467 (init_optimization_passes): Update handling of new types.
1468 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1469 * ipa-struct-reorg.c: Update tree_pass descriptors.
1470 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1471 * combine-stack-adj.c: Update tree_pass descriptors.
1472 * cfgrtl.c: Update tree_pass descriptors.
1473 * dce.c: Update tree_pass descriptors.
1474 * tree-ssanames.c: Update tree_pass descriptors.
1476 2008-03-19 Richard Guenther <rguenther@suse.de>
1479 * tree-ssa.c (walk_data): New structure.
1480 (warn_uninitialized_var): If not always_executed warn with "maybe"
1482 (execute_early_warn_uninitialized): Compute post-dominators.
1483 Initialize always_executed before processing each basic block.
1485 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1488 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1489 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1491 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1493 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1495 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1497 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1499 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1500 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1501 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1502 target after ignore has been set, and move there also the commputation
1503 of subtarget and original_target.
1504 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1505 (LANG_HOOKS_INITIALIZER): Remove it.
1506 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1508 2008-03-18 Richard Guenther <rguenther@suse.de>
1510 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1511 found an expression with constants, note that in the VN for the lhs.
1512 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1513 fold them to constants if possible. Run cleanup_cfg if done so.
1514 (execute_pre): Return todo.
1516 (execute_fre): Likewise.
1517 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1519 (get_prop_source_stmt): Look through pointer conversions.
1521 2008-03-18 Jan Hubicka <jh@suse.cz>
1523 * tree-pretty-print.c: Include predict.h.
1524 (dump_generic_node): Dump predictor.
1525 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1526 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1527 * gimple-low.c (lower_stmt): Likewise.
1528 * expr.c (expand_expr_real): Likewise.
1529 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1531 (build_predict_expr, build_predict_expr): New.
1532 * predict.h (predictor_name, build_predict_expr): Update.
1533 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1534 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1535 * predict.def (PRED_CONTINUE): Update hitrate.
1536 * tree.def (PREDICT_EXPR): Define.
1537 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1538 do not handle BIND_EXPR.
1539 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1540 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1541 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1544 2008-03-18 Michael Matz <matz@suse.de>
1546 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1548 2008-03-18 Richard Guenther <rguenther@suse.de>
1550 * tree-gimple.h (is_gimple_invariant_address): Declare.
1551 (is_gimple_constant): Likewise.
1552 * tree-gimple.c (is_gimple_constant): New function.
1553 (is_gimple_invariant_address): Likewise.
1554 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1555 and is_gimple_invariant_address.
1556 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1558 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1559 an addressable base.
1561 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1564 * gimplify.c (gimplify_expr): Gimplify second operand of
1567 2008-03-17 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/19637
1570 * fold-const.c (fold_unary): Remove restrictions of removing
1571 intermediate pointer-conversions (P2)(P1)P0.
1572 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1573 conversion to void pointer.
1574 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1576 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1579 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1580 emulated thread local variables.
1582 2008-03-16 Richard Guenther <rguenther@suse.de>
1585 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1586 expand TREE_INVARIANT operations that are not gimple invariant.
1588 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1590 * doc/extend.texi (Alignment): Say that the ABI controls
1591 the __alignof__ for non-strict-alignment targets rather
1592 than being a recommendation.
1594 2008-03-15 Paul Brook <paul@codesourcery.com>
1596 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1598 (arm_output_fn_unwind): Mark functions that can not be unwound.
1600 2008-03-15 Paul Brook <paul@codesourcery.com>
1602 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1603 extension instructions.
1605 2008-03-15 Richard Guenther <rguenther@suse.de>
1607 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1608 and fold constant aggregate refs.
1609 (fold_const_aggregate_ref): Handle string constants
1610 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1611 (evaluate_stmt): Simplify now that ccp_fold folds constant
1614 2008-03-15 Paul Brook <paul@codesourcery.com>
1616 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1617 (extzv): Use gen_extzv_t2.
1618 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1620 2008-03-15 Richard Guenther <rguenther@suse.de>
1622 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1623 (fold_const_aggregate_ref): Likewise.
1624 (get_value): Return NULL if we don't have any values.
1625 (ccp_finalize): Set const_val to NULL after freeing it.
1626 * tree-flow.h (get_symbol_constant_value): Declare.
1627 (fold_const_aggregate_ref): Likewise.
1628 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1630 2008-03-15 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1634 to not produce negative array indices if not allowed. Add
1635 parameter to indicate that.
1636 (maybe_fold_offset_to_component_ref): Allow negative array
1637 indices only for the first member of a structure.
1638 (maybe_fold_offset_to_reference): Allow negative array indices.
1639 (maybe_fold_stmt_addition): Likewise.
1641 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1642 Anatoly Sokolov <aesok@post.ru>
1644 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1645 (avr_arch): Add ARCH_AVR6.
1646 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1647 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1648 instead of fixed value 2.
1649 (print_operand_address): Use gs() asm specifier instead of pm().
1650 (avr_assemble_integer): (Ditto.).
1651 (avr_output_addr_vec_elt): (Ditto.).
1652 (print_operand): Handle "!" code.
1653 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1654 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1655 (AVR_HAVE_EIJMP_EICALL): Define.
1656 (AVR_3_BYTE_PC): Redefine.
1657 (AVR_2_BYTE_PC): (Ditto.).
1658 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1659 (LINK_SPEC): Add atmega2560 and atmega2561.
1660 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1662 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1663 for 3 byte PC devices.
1664 (call_value_insn): (Ditto.).
1665 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1666 (indirect_jump): Use only for for 2 byte PC devices.
1667 (*tablejump): (Ditto.).
1668 (*indirect_jump_avr6): Add insn.
1669 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1670 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1671 instead of ijmp for 3 byte PC devices.
1672 (__tablejump2__): (Ditto.).
1673 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1674 (MULITLIB_DIRNAMES): (Ditto.).
1675 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1677 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1680 "sse2_umulsidi3". Use V1DI mode for operand 0.
1681 ("mmx_psadbw"): Use V1DI mode for operand 0.
1682 * config/i386/i386-modes.def (V1SI): New vector mode.
1683 * config/i386/i386.c (struct builtin_description)
1684 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1685 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1686 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1687 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1688 v1di_ftype_v8qi_v8qi type.
1689 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1691 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1692 __builtin_ia32_pmuludq]: Fix the mode of return value.
1694 2008-03-15 Richard Guenther <rguenther@suse.de>
1697 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1700 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1702 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1703 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1704 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1705 unless TARGET_SERIALIZE_VOLATILE is enabled.
1706 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1707 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1708 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1710 2008-03-14 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/34172
1713 * tree-flow.h (refs_may_alias_p): Declare.
1714 (get_single_def_stmt): Likewise.
1715 (get_single_def_stmt_from_phi): Likewise.
1716 (get_single_def_stmt_with_phi): Likewise.
1717 * tree-dfa.c (refs_may_alias_p): New function.
1718 (get_single_def_stmt): Likewise.
1719 (get_single_def_stmt_from_phi): Likewise.
1720 (get_single_def_stmt_with_phi): Likewise.
1721 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1722 (vn_reference_lookup_1): New helper function.
1723 (vn_reference_lookup): Walk the virtual use-def chain to
1724 continue searching for a match if the def does not alias the
1725 reference we are looking for.
1727 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1729 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1730 archive and Perzl. Update The Written Word listing.
1732 2008-03-14 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/34043
1735 PR tree-optimization/33989
1736 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1738 (bitmap_find_leader): Use extra argument to verify dominance
1739 relationship inside a basic-block.
1740 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1741 (find_leader_in_sets): Adjust.
1742 (create_component_ref_by_pieces): Take extra argument for
1743 dominance check, handle lookup failures.
1744 (find_or_generate_expression): Likewise.
1745 (create_expression_by_pieces): Likewise.
1746 (insert_into_preds_of_block): Adjust.
1747 (create_value_expr_from): If asked for, verify all operands
1748 are in the blocks AVAIL_OUT set.
1749 (make_values_for_stmt): Check for SSA_NAMEs that are life
1750 over an abnormal edge.
1751 (compute_avail): Remove such check.
1752 (do_SCCVN_insertion): New function.
1753 (eliminate): If we do not find a leader suitable for replacement
1754 insert a replacement expression from SCCVN if available.
1755 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1756 (struct vn_ssa_aux): Add needs_insertion flag.
1757 * tree-ssa-sccvn.c (may_insert): New global flag.
1758 (copy_reference_ops_from_ref): Value-number union member access
1759 based on its size, not type and member if insertion is allowed.
1760 (visit_reference_op_load): For a weak match from union type
1761 punning lookup a view-converted value and insert a SSA_NAME
1762 for that value if that is not found.
1763 (visit_use): Make dumps shorter. Do not disallow value numbering
1764 SSA_NAMEs that are life over an abnormal edge to constants.
1765 (free_scc_vn): Release inserted SSA_NAMEs.
1766 (run_scc_vn): New flag to specify whether insertion is allowed.
1767 Process SSA_NAMEs in forward order.
1768 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1769 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1770 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1771 pointer type to/from integral types that do not change the
1772 precision to regular conversions.
1774 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1776 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1777 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1778 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1779 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1780 input arguments and the mode of return value. Built-in functions
1781 that operate on whole 64-bit MMX register now use V1DI mode.
1783 2008-03-13 Alon Dayan <alond@il.ibm.com>
1784 Olga Golovanevsky <olga@il.ibm.com>
1786 PR tree-optimization/35041
1787 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1788 to locate the right position in a statement.
1790 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/xmmintrin.h: Change all static inline functions to
1795 extern inline and add __gnu_inline__ attribute.
1796 * config/i386/bmintrin.h: Ditto.
1797 * config/i386/smmintrin.h: Ditto.
1798 * config/i386/tmmintrin.h: Ditto.
1799 * config/i386/mmintrin-common.h: Ditto.
1800 * config/i386/ammintrin.h: Ditto.
1801 * config/i386/emmintrin.h: Ditto.
1802 * config/i386/pmmintrin.h: Ditto.
1803 * config/i386/mmintrin.h: Ditto.
1804 * config/i386/mm3dnow.h: Ditto.
1806 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1809 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1810 (lower_omp_2): New function.
1811 (lower_omp_1, lower_omp): Rewritten.
1813 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1816 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1817 with the phrase "Microsoft Windows compilers".
1818 (Push/Pop Macro Pragmas): New subsection. Document
1819 #pragma push_macro and pragma pop_macro.
1821 2008-03-12 Paul Brook <paul@codesourcery.com>
1823 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1825 2008-03-12 Paul Brook <paul@codesourcery.com>
1827 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1828 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1829 (thumb2_addsi_shortim): Rename ...
1830 (thumb2_addsi_short): ... to this. Allow register operands.
1831 (thumb2_subsi_short): New pattern.
1832 (thumb2_one_cmplsi2_short,
1833 thumb2_negsi2_short): New patterns and peepholes.
1835 2008-03-12 Paul Brook <paul@codesourcery.com>
1837 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1839 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.md (int_cond): New code iterator.
1843 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1844 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1845 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1846 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1847 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1848 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1849 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1850 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1852 2008-03-12 Paul Brook <paul@codesourcery.com>
1854 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1855 instead of {arm,thumb}_compute_save_reg_mask.
1856 (output_return_instruction): Ditto.
1857 (thumb_unexpanded_epilogue): Ditto.
1858 (thumb1_expand_prologue): Ditto.
1859 (thumb1_output_function_prologue): Ditto.
1860 (arm_set_return_address): Ditto.
1861 (thumb_set_return_address): Ditto.
1862 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1863 regs to achieve stack alignment.
1864 (thumb1_compute_save_reg_mask): Fix compiler warning.
1865 (arm_output_epilogue): Use offsets->saved_regs_mask.
1866 Adjust stack pointer by poping call clobered registers.
1867 (arm_expand_prologue): Use offsets->saved_regs_mask.
1868 Adjust stack pointer by pushing extra registers.
1869 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1871 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1874 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1875 conversion to the operands of a multiplication.
1877 2008-03-12 Richard Guenther <rguenther@suse.de>
1879 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1880 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1881 * timevar.def (TV_TREE_PHIPROP): Add.
1882 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1883 pass description. Use TV_TREE_PHIPROP.
1884 * tree-ssa-forwprop.c: Remove phiprop code.
1886 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1889 * omp-low.c (maybe_lookup_decl): Constify first argument.
1890 (use_pointer_for_field): Change last argument from bool to
1891 omp_context *. Disallow shared copy-in/out in nested
1892 parallel if decl is shared in outer parallel too.
1893 (build_outer_var_ref, scan_sharing_clauses,
1894 lower_rec_input_clauses, lower_copyprivate_clauses,
1895 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1897 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1898 Ira Rosen <irar@il.ibm.com>
1900 * tree-vectorizer.c (free_stmt_vec_info): New function.
1901 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1902 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1903 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1904 * tree-vect-transform.c (vectorizable_conversion): Free
1905 vec_oprnds0 if it was allocated.
1906 (vect_permute_store_chain): Remove unused VECs.
1907 (vectorizable_store): Free VECs that are allocated in the..
1909 (vect_transform_strided_load, vectorizable_load): Likewise.
1910 (vect_remove_stores): Simplify the code.
1911 (vect_transform_loop): Move code to vect_remove_stores().
1912 Call vect_remove_stores() and free_stmt_vec_info().
1914 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1916 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1917 TARGET_HPUX. Revise comment.
1918 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1919 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1920 Use sr4 variant of `be' instruction when not generating PIC code.
1921 (attr_length_call): Adjust for above change.
1923 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1925 * ipa-reference.c (static_execute): Remove module_statics_const and
1926 associated setting code.
1928 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1932 predicate for operand 1.
1933 (paritysi2_cmp): Use register_operand predicate for operand 2.
1934 Use earlyclobber modifier for operand 1. Remove support for
1936 (paritydi2_cmp): Use register_operand predicate for operand 3.
1937 Use earlyclobber modifier for operand 1. Remove support for
1940 2008-03-11 Paul Brook <paul@codesourcery.com>
1941 Vladimir Prus <vladimir@codesourcery.com>
1943 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1944 (arm_compute_save_reg0_reg12_mask): Always
1945 check if register 11 must be saved. Always safe hard frame pointer
1946 when frame_pointer_needeed.
1947 (arm_compute_save_reg_mask): Save IP and PC
1948 only with apcs frames.
1949 (arm_output_epilogue): Adjust Thumb2 codepath to
1950 be also invoked and work for ARM non-apcs frames.
1951 (arm_expand_prologue): Don't bother saving IP
1952 for non-apcs frame, since it's not clobbered by
1953 prologue code. Implement non-apcs frame
1956 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1958 PR rtl-optimization/35281
1959 * expr.c (convert_move): Use a new pseudo for the intermediate
1960 from_mode->word_mode result.
1962 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1964 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1965 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1966 * toplev.c (compile_file): Don't call it.
1968 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1971 * expr.c (store_expr): Call emit_block_move if the mode
1972 of "temp" RTX is BLKmode.
1974 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1975 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/31358
1978 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1979 the step with a NULL_TREE.
1980 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1981 to sizetype if type is a pointer type.
1982 (add_candidate_1): Don't convert the base and step to
1983 the generic type if the orginal type is a pointer type.
1984 (add_iv_value_candidates): Use sizetype for the step
1985 if type is a pointer type.
1986 (cand_value_at): Likewise.
1987 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1989 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1990 Don't convert the tem affine to the type.
1991 (add_elt_to_tree): Use sizetype for the step if a pointer.
1992 Use POINTER_PLUS_EXPR for pointers.
1993 (aff_combination_to_tree): Use sizetype for the step if a
1996 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1998 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1999 Remove commutativity hint.
2001 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2005 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2006 errorneous type. Check that v is a VAR_DECL.
2009 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2011 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2013 PR tree-optimization/35494
2014 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2015 may be overriden at link and run time.
2017 2008-03-10 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/34677
2020 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2021 (poolify_tree): Likewise.
2022 (modify_expr_template): Likewise.
2023 (poolify_modify_stmt): Likewise.
2024 (insert_fake_stores): Handle all component-ref style stores
2025 in addition to INDIRECT_REF. Also handle complex types.
2026 Do not poolify the inserted load.
2027 (realify_fake_stores): Do not rebuild the tree but only
2028 make it a SSA_NAME copy.
2029 (init_pre): Remove initialzation of modify_expr_template.
2030 Do not allocate modify_expr_node_pool.
2031 (fini_pre): Do not free modify_expr_node_pool.
2033 2008-03-10 Paul Brook <paul@codesourcery.com>
2035 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2038 2008-03-10 Paul Brook <paul@codesourcery.com>
2039 Mark Shinwell <shinwell@codesourcery.com>
2041 * config/arm/cortex-r4.md: New.
2042 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2044 * config/arm/arm.md: Include cortex-r4.md.
2045 (insn): Add smmls, sdiv and udiv values.
2046 (generic_sched): Don't use generic scheduling for Cortex-R4.
2047 (arm_issue_rate): New function.
2048 (TARGET_SCHED_ISSUE_RATE): Define.
2050 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2052 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2054 2008-03-10 Richard Guenther <rguenther@suse.de>
2056 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2057 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2059 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2061 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2062 Set default to true.
2064 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2066 * c.opt (Wsynth): Deprecate.
2067 * doc/invoke.texi (Option Summary, Warning Options): Document
2068 -Wno-format-contains-nul.
2070 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2073 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2074 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2076 2008-03-09 Ira Rosen <irar@il.ibm.com>
2078 * config/rs6000/rs6000.c (builtin_description): Rename vector
2079 left shift operations.
2080 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2081 (altivec_vsl<VI_char>): Rename to ...
2082 (ashl<mode>3): ... new name.
2083 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2085 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2087 2008-03-08 Richard Guenther <rguenther@suse.de>
2089 * coverage.h (tree_coverage_counter_addr): Declare.
2090 * coverage.c (tree_coverage_counter_addr): New function.
2091 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2093 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2094 (tree_gen_one_value_profiler): Likewise.
2095 (tree_gen_ic_profiler): Likewise.
2096 (tree_gen_average_profiler): Likewise.
2097 (tree_gen_ior_profiler): Likewise.
2099 2008-03-08 Richard Guenther <rguenther@suse.de>
2101 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2102 (vn_binary_op_insert): Likewise.
2103 (vn_unary_op_lookup): Likewise.
2104 (vn_unary_op_insert): Likewise.
2105 (vn_nary_op_lookup): Declare.
2106 (vn_nary_op_insert): Likewise.
2107 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2108 and binary hashes, use a single obstack for unary_op_pool
2110 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2111 a single struct vn_nary_op_s. Store tree code length and
2112 a variable number of operands.
2113 (struct vn_reference_op_struct): Remove unused op2.
2114 (vn_reference_op_eq): Do not compare op2.
2115 (vn_reference_op_compute_hash): Do not compute hash of op2.
2116 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2117 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2118 with vn_nary_op_compute_hash.
2119 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2120 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2122 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2124 (visit_unary_op): Call nary functions.
2125 (visit_binary_op): Likewise.
2126 (process_scc): Adjust for struct vn_tables_s changes.
2127 (allocate_vn_table): Likewise.
2128 (free_vn_table): Likewise.
2129 * tree-vn.c (vn_add): Call nary functions.
2130 (vn_lookup): Likewise.
2132 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2135 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2136 wdst back after sync_compare_and_swapqhi_internal.
2138 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386-modes.def (V1DI): New vector mode.
2142 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2143 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2144 (MMXMODE248): Ditto.
2145 (MMXMODE): Add V1DI mode.
2146 (mmxvecsize): Change DI mode to V1DI mode.
2147 ("mov<mode>): Use MMXMODEI8 mode iterator.
2148 ("*mov<mode>_internal_rex64"): Ditto.
2149 ("*mov<mode>_internal"): Ditto.
2150 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2151 ("mmx_sub<mode>3"): Ditto.
2152 ("mmx_adddi3"): Remove insn pattern.
2153 ("mmx_subdi3"): Ditto.
2154 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2155 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2156 ("mmx_ashl<mode>3"): Ditto.
2157 ("mmx_lshrdi3"): Remove insn pattern.
2158 ("mmx_ashldi3"): Ditto.
2159 * config/i386/i386.c (classify_argument): Handle V1DImode.
2160 (function_arg_advance_32): Ditto.
2161 (function_arg_32): Ditto.
2162 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2163 mmx_addv1di3 insn pattern.
2164 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2165 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2166 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2167 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2168 Remove definitions of built-in functions.
2169 (V1DI_type_node): New node.
2170 (v1di_ftype_v1di_int): Ditto.
2171 (v1di_ftype_v1di_v1di): Ditto.
2172 (v2si_ftype_v2si_si): Ditto.
2173 (v4hi_ftype_v4hi_di): Remove node.
2174 (v2si_ftype_v2si_di): Ditto.
2175 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2176 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2177 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2178 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2179 Add new builtins using def_builtin_const.
2180 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2181 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2182 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2183 * config/i386/mmintrin.h (__v1di): New typedef.
2184 (_mm_add_si64): Cast arguments to __v1di type.
2185 (_mm_sub_si64): Ditto.
2186 (_mm_sll_pi16): Cast __count to __v4hi type.
2187 (_mm_sll_pi32): Cast __count to __v2si type.
2188 (_mm_sll_si64): Cast arguments to __v1di type.
2189 (_mm_srl_pi16): Cast __count to __v4hi type.
2190 (_mm_srl_pi32): Cast __count to __v2si type.
2191 (_mm_srl_si64): Cast arguments to __v1di type.
2192 (_mm_sra_pi16): Cast __count to __v4hi type.
2193 (_mm_sra_pi32): Cast __count to __v2si type.
2194 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2195 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2196 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2197 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2198 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2199 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2200 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2201 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2202 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2203 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2204 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2205 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2207 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2209 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2211 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2214 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2215 reg+const addressing for Altivec modes. Don't generate reg+reg
2216 addressing for TFmode or TDmode quantities.
2218 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2220 * c-common.c (vector_types_convertible_p): Call langhook
2221 instead of comptypes.
2223 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2226 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2227 integral and scalar float variables which have a
2230 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2232 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2233 dwarf_register_span hook when emitting unwind information for
2234 register-to-memory saves.
2235 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2236 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2238 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2240 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2241 for the same VAR_DECL.
2243 2008-03-06 Tom Tromey <tromey@redhat.com>
2246 * doc/standards.texi (Standards): Don't mention treelang.
2247 * doc/invoke.texi (Overall Options): Don't mention treelang.
2248 * doc/install.texi (Prerequisites): Don't mention bison or
2250 (Configuration): Don't mention treelang.
2251 (Building): Likewise.
2252 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2254 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2256 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2257 word-extractions out of a multi-word object.
2259 2008-03-06 Richard Guenther <rguenther@suse.de>
2261 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2262 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2263 result type and precision.
2264 * expr.c (get_inner_reference): Set unsignedp based on the result
2265 type of BIT_FIELD_REF.
2266 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2267 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2268 (try_instantiate_multiple_fields): Likewise. Use the correct type
2270 (sra_build_assignment): Likewise.
2271 (sra_build_elt_assignment): Likewise.
2272 (sra_explode_bitfield_assignment): Likewise.
2273 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2274 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2275 set BIT_FIELD_REF_UNSIGNED.
2276 (vectorizable_load): Likewise.
2278 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2280 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2283 2008-03-06 Richard Guenther <rguenther@suse.de>
2285 * alias.c (struct alias_set_entry): Move has_zero_child field
2286 to pack with alias_set.
2288 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2290 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2293 2008-03-05 Ian Lance Taylor <iant@google.com>
2295 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2297 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2299 * fwprop.c (update_df): Support width and offset parameters of
2301 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2302 global_conflicts): Change DF_REF_EXTRACT to either
2303 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2304 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2305 * df-scan.c (df_ref_record, df_defs_record,
2306 df_ref_create_structure, df_def_record_1, df_uses_record,
2307 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2308 df_bb_refs_collect, df_entry_block_defs_collect,
2309 df_exit_block_uses_collect): Support new width and offset fields.
2310 (ref_extract_pool): New storage pool.
2311 (df_free_ref): New function.
2312 (df_reg_chain_unlink, df_free_collection_rec,
2313 df_sort_and_compress_refs): Call df_free_ref.
2314 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2316 (df_ref_create_structure): Allocate df_ref_extract if offset and
2317 width fields are used.
2318 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2319 (df_uses_record): Get offset and width from ZERO_EXTRACT
2321 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2322 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2323 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2324 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2325 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2326 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2327 (df_ref_extract): New structure.
2328 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2329 (df_ref_create): Add width and offset parameters.
2331 2008-03-05 Richard Guenther <rguenther@suse.de>
2333 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2334 Use ranges_overlap_p.
2335 (offset_overlaps_with_access): Rename
2336 to ranges_overlap_p and move ...
2337 * tree-flow-inline.h (ranges_overlap_p): ... here.
2339 * tree.h (get_inner_reference, handled_component_p): Update
2342 * tree.h (record_component_aliases, get_alias_set,
2343 alias_sets_conflict_p, alias_sets_must_conflict_p,
2344 objects_must_conflict_p): Move declarations ...
2345 * alias.h (record_component_aliases, get_alias_set,
2346 alias_sets_conflict_p, alias_sets_must_conflict_p,
2347 objects_must_conflict_p): ... here.
2348 Include coretypes.h.
2349 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2351 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2353 * cfg.c: Include tree-flow.h.
2354 (remove_edge_raw): Call redirect_edge_var_map_clear.
2355 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2356 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2357 (redirect_edge_var_map_result): New.
2358 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2359 PENDING_STMT use with redirect_edge_var_map_*.
2360 * tree-ssa.c (edge_var_maps): New definition.
2361 (redirect_edge_var_map_add): New.
2362 (redirect_edge_var_map_clear): New.
2363 (redirect_edge_var_map_dup): New.
2364 (redirect_edge_var_map_vector): New.
2365 (redirect_edge_var_map_destroy): New.
2366 (ssa_redirect_edge): Replace PENDING_STMT use with
2367 redirect_edge_var_map_*.
2368 (flush_pending_stmts): Same.
2369 (delete_tree_ssa): Destroy edge var map.
2370 * tree-flow.h (struct _edge_var_map): New.
2371 Define edge_var_map vector type.
2372 Declare redirect_edge_var_map_* prototypes.
2373 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2374 * tree-cfg.c (reinstall_phi_args): Replace
2375 PENDING_STMT use with redirect_edge_var_map_*.
2377 2008-03-05 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/35472
2380 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2381 whose single use_stmt has a overlapping set of loaded and
2382 stored symbols as that use_stmt might be a noop assignment then.
2384 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2386 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2388 2008-03-05 Richard Guenther <rguenther@suse.de>
2391 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2392 should be constants.
2393 * tree-cfg.c (verify_expr): Verify it.
2394 * fold-const.c (fold_truthop): Remove code generating
2395 BIT_FIELD_REFs of structure bases.
2396 (fold_binary): Likewise.
2397 (fold_ternary): Position and size of BIT_FIELD_REFs are
2398 always host integers.
2399 (make_bit_field_ref): Remove.
2400 (optimize_bit_field_compare): Remove.
2401 (all_ones_mask_p): Remove.
2403 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2406 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2407 (split_block_and_df_analyze): New. Split basic block and rebuild
2409 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2411 (split_pattern_seq): Likewise.
2412 (erase_matching_seqs): Likewise.
2413 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2415 2008-03-04 Geoff Keating <geoffk@apple.com>
2417 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2418 declaration and code.
2419 (tree_invalid_nonnegative_warnv_p): Likewise.
2421 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2423 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2424 examples. Truncate option-names then causing overfull hbox.
2426 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2429 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2431 * configure: Rebuilt.
2433 2008-03-04 Rafael Espindola <espindola@google.com>
2435 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2436 (tree_unary_nonnegative_warnv_p): New.
2437 (tree_binary_nonnegative_warnv_p): New.
2438 (tree_single_nonnegative_warnv_p): New.
2439 (tree_invalid_nonnegative_warnv_p): New.
2440 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2442 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2445 * opts.c (handle_option): Postpone 'unknown option' errors only for
2448 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2454 2008-03-04 Rafael Espindola <espindola@google.com>
2456 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2457 (tree_binary_nonzero_warnv_p): New.
2458 (tree_single_nonzero_warnv_p): New.
2459 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2461 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2464 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2465 transformations for modes that have signed zeros.
2466 * ifcvt.c (noce_try_abs): Ditto.
2468 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2470 * config/i386/i386.c (override_options): Force
2471 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2473 2008-03-04 Jan Hubicka <jh@suse.cz>
2476 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2479 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2481 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2482 label to probe the stack.
2484 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2486 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2487 (__gthr_win32_mutex_destroy): Declare.
2488 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2489 __gthr_win32_mutex_destroy.
2490 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2492 2008-03-03 Jan Hubicka <jh@suse.cz>
2495 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2496 aggressive on inlining cold calls.
2498 2008-03-03 Richard Guenther <rguenther@suse.de>
2500 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2501 struct copies into the expression table.
2502 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2503 (try_to_simplify): Likewise.
2504 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2505 integral and pointer arguments which do not change the
2506 precision to NOP_EXPRs.
2507 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2508 VIEW_CONVERT_EXPR case.
2510 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2512 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2513 defined in a loop at depth 0 is invariant.
2514 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2515 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2516 be called at loop depth 0.
2518 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2521 * gcc.c (process_command): Update copyright notice dates.
2522 * gcov.c (print_version): Likewise.
2523 * gcov-dump.c (print_version): Likewise.
2524 * mips-tfile.c (main): Likewise.
2525 * mips-tdump.c (main): Likewise.
2527 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2530 * c-common.c (flag_permissive): Delete.
2531 (constant_expression_warnings): Check flags first.
2532 (constant_expression_error): New.
2533 * c-common.h (flag_permissive): Delete.
2534 (constant_expression_error): Declare.
2535 * flags.h (flag_permissive): Declare. Update description.
2536 * diagnostic.c (pedwarn): Update.
2538 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2539 (permissive_error_kind): New.
2540 * toplev.c (flag_permissive): Define. Update description.
2541 * toplev.h (permissive_error_kind): Declare.
2542 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2543 (pedwarn_c90): Use pedantic_warning_kind.
2544 * c-opts.c (c_common_post_options): flag_permissive does not affect
2545 flag_pedantic_errors.
2547 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2549 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2550 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2551 __absvsi2, __absvDI2): Use unsigned arithmetic.
2553 2008-03-02 Andi Kleen <ak@suse.de>
2554 Richard Guenther <rguenther@suse.de>
2556 * struct-equiv.c: Remove file.
2557 * cfg_cleanup.c (condjump_equiv_p): Remove.
2558 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2559 (struct-equiv.o): Remove rule.
2560 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2561 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2562 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2564 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2566 * ifcvt.c (noce_process_if_block): Try to handle only the then
2567 block if the else block exists but isn't suitable.
2569 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2572 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2573 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2574 regression from previous patch.
2576 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2579 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2581 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2582 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2583 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2584 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2585 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2586 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2587 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2588 (__gthread_mutex_destroy_function): Rename to
2589 __gthread_mutex_destroy.
2590 * gthr-dce.h (__gthread_mutex_destroy): Call
2591 pthread_mutex_destroy.
2592 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2593 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2594 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2596 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2598 * df-scan.c (df_ref_chain_change_bb): Simplify.
2599 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2600 set_block_for_insn if there's any change.
2601 * df.h ((df_insn_change_bb): Fix prototype.
2602 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2603 df_insn_change_bb, don't call set_block_for_insn.
2604 * emit-rtl.c (reorder_insns): Likewise.
2605 * haifa-sched.c (move_insn): Likewise.
2607 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2609 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2611 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2613 * tree-flow-inline.h (next_readonly_imm_use): Return
2614 NULL_USE_OPERAND_P after the end.
2616 2008-03-01 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/35411
2619 * tree-sra.c (sra_build_assignment): Split conversion to
2620 final type to a separate statement if we are not assigning
2623 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2625 * fold-const.c (fold_convertible_p): Correct the logic to follow
2626 that in fold_convert().
2628 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2631 * tree-inline.c (build_duplicate_type): When we make a
2632 duplicate type, make it unique in the canonical types system.
2634 2008-02-29 Tom Tromey <tromey@redhat.com>
2636 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2637 input_file_stack_history, input_file_stack_restored): Remove.
2638 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2639 * input.h (struct file_stack): Remove.
2640 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2641 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2643 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2645 (diagnostic_last_module_changed): Add 'map' argument.
2646 (diagnostic_set_last_function): Likewise.
2647 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2648 line map, not input_file_stack.
2649 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2651 2008-02-29 Paul Brook <paul@codesourcery.com>
2653 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2655 2008-02-29 Paul Brook <paul@codesourcery.com>
2657 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2659 2008-02-29 Richard Guenther <rguenther@suse.de>
2661 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2663 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2664 value for comparing for a store match.
2665 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2666 (try_to_simplify): Do not do a full-blown reference lookup.
2668 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2670 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2671 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2673 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2675 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2677 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2678 strides against cache sizes.
2680 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2682 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2685 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2687 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2688 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2689 is smaller than the original promoted value.
2690 (simplify_subreg): If OP is a SUBREG, try to preserve its
2691 SUBREG_PROMOTED_VAR_P information.
2693 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2695 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2696 (VN_INFO_GET): Allocate new objects on the obstack.
2697 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2698 for rpo_numbers_temp, for consistency.
2699 (free_scc_vn): Free the obstack.
2701 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2703 * doc/invoke.texi: Document -ftree-loop-distribution.
2704 * tree-loop-distribution.c: New.
2705 * tree-pass.h (pass_loop_distribution): New.
2706 * graphds.h (struct graph): Add htab_t indices.
2707 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2708 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2709 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2710 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2711 * tree-data-ref.c (debug_data_dependence_relations): New.
2712 (dump_data_dependence_relation): Also print data references.
2713 (free_data_ref): Extern.
2714 (same_access_functions): Moved...
2715 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2716 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2717 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2718 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2719 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2720 (stmts_from_loop): Skip LABEL_EXPR.
2721 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2723 (build_rdg): Initialize rdg->indices htab.
2724 (free_rdg, stores_from_loop, ref_base_address,
2725 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2726 have_similar_memory_accesses_1, ref_base_address_1,
2727 remove_similar_memory_refs): New.
2728 * tree-data-ref.h: Depend on tree-chrec.h.
2729 (debug_data_dependence_relations, free_data_ref): Declared.
2730 (same_access_functions): ... here.
2731 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2733 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2734 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2735 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2736 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2737 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2738 rdg_vertex_for_stmt): Declared.
2739 (struct rdg_edge): Add level.
2741 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2742 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2744 (rdg_has_similar_memory_accesses): New.
2745 * tree-vect-analyze.c: Remove unused static decls.
2746 * lambda.h (dependence_level): New.
2747 * common.opt (ftree-loop-distribution): New.
2748 * tree-flow.h (mark_virtual_ops_in_bb,
2749 slpeel_tree_duplicate_loop_to_edge_cfg,
2750 rename_variables_in_loop): Declared.
2751 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2752 (OBJS-common): Add tree-loop-distribution.o.
2753 (tree-loop-distribution.o): New rule.
2754 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2755 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2756 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2758 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2761 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2762 other than structures and unions.
2764 2008-02-28 Richard Guenther <rguenther@suse.de>
2767 2008-02-26 Richard Guenther <rguenther@suse.de>
2769 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2770 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2771 (lookup_decl_from_uid): Declare.
2772 (remove_decl_from_map): Likewise.
2773 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2774 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2775 (decl_for_uid_map): New global hashtable mapping DECL_UID
2777 (init_ttree): Allocate it.
2778 (insert_decl_to_uid_decl_map): New helper function.
2779 (make_node_stat): Insert new decls into the map.
2780 (copy_node_stat): Likewise.
2781 (lookup_decl_from_uid): New function.
2782 (remove_decl_from_map): Likewise.
2783 (print_decl_for_uid_map_statistics): New helper.
2784 (dump_tree_statistics): Call it.
2786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2787 (referenced_var_iterator): Adjust.
2788 (FOR_EACH_REFERENCED_VAR): Adjust.
2789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2790 (num_referenced_vars): Adjust.
2791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2792 (first_referenced_var): Remove.
2793 (end_referenced_vars_p): Likewise.
2794 (next_referenced_var): Likewise.
2795 (referenced_var_iterator_set): New helper function.
2796 * tree-dfa.c (referenced_var_lookup): Adjust.
2797 (referenced_var_check_and_insert): Likewise.
2798 (remove_referenced_var): Likewise.
2799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2801 (verify_call_clobbering): Likewise.
2802 (verify_memory_partitions): Likewise.
2803 (init_tree_ssa): Allocate bitmap instead of hashtable for
2805 (delete_tree_ssa): Adjust.
2806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2808 (compute_tag_properties): Likewise.
2809 (set_initial_properties): Likewise.
2810 (find_partition_for): Likewise.
2811 (update_reference_counts): Likewise.
2812 (dump_may_aliases_for): Likewise.
2813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2814 (add_call_clobber_ops): Likewise.
2815 (add_call_read_ops): Likewise.
2816 (get_asm_expr_operands): Likewise.
2817 * tree-into-ssa.c (dump_decl_set): Likewise.
2818 (update_ssa): Likewise.
2819 * tree-sra.c (scan_function): Likewise.
2820 (decide_instantiations): Likewise.
2821 (scalarize_parms): Likewise.
2822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2823 (dsa_named_for): Likewise.
2824 * tree-ssa-structalias.c (update_alias_info): Likewise.
2825 (merge_smts_into): Likewise.
2827 2008-02-27 David Daney <ddaney@avtrex.com>
2830 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2831 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2832 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2833 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2834 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2836 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2839 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2840 (BUILT_IN_NEXTTOWARD): Remove.
2841 (BUILT_IN_NEXTTOWARDF): Ditto.
2842 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2843 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2845 2008-02-27 Tom Tromey <tromey@redhat.com>
2847 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2848 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2850 2008-02-27 Jan Beulich <jbeulich@novell.com>
2852 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2853 update the respective field on newdecl.
2855 2008-02-27 Revital Eres <eres@il.ibm.com>
2857 PR rtl-optimization/34999
2858 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2859 crossing edges that ends with a call insn.
2860 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2861 call insn and clear the EDGE_CROSSING flag of the crossing edge
2862 when fixing fallthru edges.
2864 2008-02-27 Richard Guenther <rguenther@suse.de>
2867 * fold-const.c (fold_unary): Return the correct argument,
2868 converted to the result type.
2870 2008-02-27 Richard Guenther <rguenther@suse.de>
2873 * expr.c (expand_expr_real_1): Assert on rotates that operate
2875 * fold-const.c (fold_binary): Use the types precision, not the
2876 bitsize of the mode if folding rotate expressions. Build rotates
2877 only for full modes.
2879 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2881 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2883 * c-pragma.c (pragma_ns_name): New typedef.
2884 (registered_pp_pragmas): New variable.
2885 (c_pp_lookup_pragma): New function.
2886 (c_register_pragma_1): If flag_preprocess_only, do nothing
2887 for non-expanded pragmas, for expanded ones push pragma's
2888 namespace and name into registered_pp_pragmas vector.
2889 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2890 flag_preprocess_only, don't register GCC pch_preprocess
2891 pragma if flag_preprocess_only.
2892 * c-opts.c (c_common_init): Call init_pragma even if
2893 flag_preprocess_only.
2894 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2895 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2896 cpp_register_pragma if flag_preprocess_only.
2898 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2901 * c-parser.c (c_parser_translation_unit): Warn for empty
2902 translation unit, not empty source file.
2904 2008-02-26 Paul Brook <paul@codesourcery.com>
2906 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2907 operand for Thumb-2.
2908 * config/arm/arm.h (reg_class): Add CORE_REGS.
2909 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2910 (BASE_REG_CLASS): Use CORE_REGS.
2911 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2912 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2913 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2914 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2915 ARM_REGNO_OK_FOR_INDEX_P.
2916 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2917 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2918 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2919 (ldm/stm peepholes): Ditto.
2920 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2921 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2922 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2923 * config/arm/constraints.md: Enable "k" constraint on ARM.
2925 2008-02-27 Ben Elliston <bje@au.ibm.com>
2927 * config/rs6000/rs6000.c: Annotate cache line size field in all
2928 instances of struct processor_costs.
2930 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2932 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2933 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2934 jump_bypass): New counters.
2935 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2936 * dce.c (gate_ud_dce): Same.
2937 (gate_fast_dce): Same.
2938 * dse.c (gate_dse1): New function.
2939 (gate_dse2): New function.
2940 (gate_dse): Merge results of new gate functions.
2941 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2942 (gate_handle_jump_bypass): Add dbg_cnt.
2943 (gate_handle_gcse): Add dbg_cnt.
2944 * ifcvt.c (gate_handle_if_conversion): Same.
2945 (gate_handle_if_after_combine): Same.
2946 (gate_handle_if_after_reload): Same.
2947 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2949 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2951 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2953 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2955 2008-02-26 Jason Merrill <jason@redhat.com>
2958 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2959 alone if it's the naming decl for the type's main variant.
2961 2008-02-26 Tom Tromey <tromey@redhat.com>
2963 * system.h (USE_MAPPED_LOCATION): Poison.
2964 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2965 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2966 (make_goto_expr_edges): Likewise.
2967 (remove_bb): Likewise.
2968 (execute_warn_function_return): Likewise.
2969 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2971 * c-common.c (fname_decl): Remove old location code.
2972 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2974 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2976 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2977 (gen_rtx_ASM_INPUT): Likewise.
2978 (gen_rtx_ASM_INPUT_loc): Likewise.
2979 (get_rtx_asm_OPERANDS): Remove.
2980 * cfglayout.c (insn_locators_alloc): Remove old location code.
2981 (set_curr_insn_source_location): Likewise.
2982 (curr_insn_locator): Likewise.
2983 * print-tree.c (print_node): Remove old location code.
2984 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2985 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2986 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2987 location_from_locus.
2988 (construct_exit_block): Remove old location code.
2989 * emit-rtl.c (force_next_line_note): Remove old location code.
2990 * profile.c (branch_prob): Remove old location code.
2991 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2992 LOC_LINE): Remove old-location variants.
2993 * langhooks.c (lhd_print_error_function): Remove old location
2995 * configure, config.in: Rebuilt.
2996 * configure.ac (--enable-mapped-location): Remove.
2997 * c-decl.c (c_init_decl_processing): Remove old location code.
2998 (finish_function): Likewise.
2999 * recog.c (decode_asm_operands): Remove old location code.
3000 * c-pch.c (c_common_read_pch): Remove old location code.
3001 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3003 * gimple-low.c (lower_function_body): Remove old location code.
3004 * toplev.c (unknown_location): Remove.
3005 (push_srcloc): Remove old-location variant.
3006 (process_options): Remove old location code.
3007 (lang_dependent_init): Likewise.
3008 * input.h (UNKNOWN_LOCATION): Move definition.
3009 (location_t): Undeprecate.
3010 (source_locus): Remove.
3011 (location_from_locus): Remove.
3012 (struct location_s): Remove.
3013 Remove all old-location code.
3014 (input_line, input_filename): Remove.
3015 * final.c (final_scan_insn): Remove old location code.
3016 * diagnostic.c (diagnostic_build_prefix): Remove
3017 USE_MAPPED_LOCATION test.
3018 * tree.h (gimple_stmt) <locus>: Now a location_t.
3019 (tree_exp) <locus>: Likewise.
3020 (DECL_IS_BUILTIN): Remove old-location variant.
3021 (annotate_with_file_line, annotate_with_locus): Likewise.
3022 (expr_locus, set_expr_locus): Update.
3023 * tree.c (build1_stat): Remove old location code.
3024 (last_annotated_node): Remove.
3025 (annotate_with_file_line): Remove old-location variant.
3026 (annotate_with_locus): Likewise.
3027 (expr_location): Remove old location code.
3028 (set_expr_location): Likewise.
3029 (expr_has_location): Likewise.
3030 (expr_locus): Likewise.
3031 (set_expr_locus): Likewise.
3032 (expr_filename): Don't use location_from_locus.
3033 (expr_lineno): Likewise.
3034 * rtl-error.c (location_for_asm): Remove old location code.
3035 * c-lex.c (cb_line_change): Remove old location code.
3036 (fe_file_change): Likewise.
3037 (cb_def_pragma): Likewise.
3038 (c_lex_with_flags): Likewise.
3039 * gengtype.c (do_typedef): Don't special-case location types.
3040 (define_location_structures): Remove.
3041 (main): Don't call define_location_structures.
3042 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3045 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3048 * builtins.def (BUILT_IN_STDARG_START): Remove.
3049 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3050 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3051 * tree-inline.c (inline_forbidden_p_1): Likewise.
3053 2008-02-26 Richard Guenther <rguenther@suse.de>
3055 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3056 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3057 (lookup_decl_from_uid): Declare.
3058 (remove_decl_from_map): Likewise.
3059 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3060 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3061 (decl_for_uid_map): New global hashtable mapping DECL_UID
3063 (init_ttree): Allocate it.
3064 (insert_decl_to_uid_decl_map): New helper function.
3065 (make_node_stat): Insert new decls into the map.
3066 (copy_node_stat): Likewise.
3067 (lookup_decl_from_uid): New function.
3068 (remove_decl_from_map): Likewise.
3069 (print_decl_for_uid_map_statistics): New helper.
3070 (dump_tree_statistics): Call it.
3072 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3073 (referenced_var_iterator): Adjust.
3074 (FOR_EACH_REFERENCED_VAR): Adjust.
3075 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3076 (num_referenced_vars): Adjust.
3077 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3078 (first_referenced_var): Remove.
3079 (end_referenced_vars_p): Likewise.
3080 (next_referenced_var): Likewise.
3081 (referenced_var_iterator_set): New helper function.
3082 * tree-dfa.c (referenced_var_lookup): Adjust.
3083 (referenced_var_check_and_insert): Likewise.
3084 (remove_referenced_var): Likewise.
3085 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3086 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3087 (verify_call_clobbering): Likewise.
3088 (verify_memory_partitions): Likewise.
3089 (init_tree_ssa): Allocate bitmap instead of hashtable for
3091 (delete_tree_ssa): Adjust.
3092 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3093 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3094 (compute_tag_properties): Likewise.
3095 (set_initial_properties): Likewise.
3096 (find_partition_for): Likewise.
3097 (update_reference_counts): Likewise.
3098 (dump_may_aliases_for): Likewise.
3099 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3100 (add_call_clobber_ops): Likewise.
3101 (add_call_read_ops): Likewise.
3102 (get_asm_expr_operands): Likewise.
3103 * tree-into-ssa.c (dump_decl_set): Likewise.
3104 (update_ssa): Likewise.
3105 * tree-sra.c (scan_function): Likewise.
3106 (decide_instantiations): Likewise.
3107 (scalarize_parms): Likewise.
3108 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3109 (dsa_named_for): Likewise.
3110 * tree-ssa-structalias.c (update_alias_info): Likewise.
3111 (merge_smts_into): Likewise.
3113 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3117 * c-opts.c (c_common_handle_option): Wall enables
3118 Wvolatile-register-var.
3119 * common.opt: Move Wvolatile-register-var to...
3122 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * common.opt (Wlarger-than=): New.
3125 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3127 * opts.c (common_handle_option): Handle -Wlarger-than=.
3128 * optc-gen.awk: Likewise.
3129 * opth-gen.awk: Likewise.
3130 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3131 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3133 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * c-common.c (match_case_to_enum_1): Add appropriate
3136 OPT_W* parameter to warning.
3137 (c_do_switch_warnings): Likewise.
3138 * c-typeck.c (warning_init): Add one more parameter following
3140 (push_init_level): Update call to warning_init.
3141 (pop_init_level): Likewise.
3142 (add_pending_init): Likewise.
3143 (output_init_element: Likewise.
3145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3148 * toplev.c (toplev_main): If there are warnings or error, print
3149 errors for ignored options.
3150 * opts.c (ignored_options): New static variable.
3151 (postpone_unknown_option_error): New.
3152 (print_ignored_options): New.
3153 (handle_option): Postpone errors for unknown -Wno-* options.
3154 * opts.h (print_ignored_options): Declare.
3156 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3158 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3161 2008-02-25 Richard Guenther <rguenther@suse.de>
3164 2008-02-25 Richard Guenther <rguenther@suse.de>
3166 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3167 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3168 (lookup_decl_from_uid): Declare.
3169 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3170 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3171 (decl_for_uid_map): New global hashtable mapping DECL_UID
3173 (init_ttree): Allocate it.
3174 (insert_decl_to_uid_decl_map): New helper function.
3175 (make_node_stat): Insert new decls into the map.
3176 (copy_node_stat): Likewise.
3177 (lookup_decl_from_uid): New function.
3178 (print_decl_for_uid_map_statistics): New helper.
3179 (dump_tree_statistics): Call it.
3181 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3182 (referenced_var_iterator): Adjust.
3183 (FOR_EACH_REFERENCED_VAR): Adjust.
3184 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3185 (num_referenced_vars): Adjust.
3186 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3187 (first_referenced_var): Remove.
3188 (end_referenced_vars_p): Likewise.
3189 (next_referenced_var): Likewise.
3190 (referenced_var_iterator_set): New helper function.
3191 * tree-dfa.c (referenced_var_lookup): Adjust.
3192 (referenced_var_check_and_insert): Likewise.
3193 (remove_referenced_var): Likewise.
3194 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3195 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3196 (verify_call_clobbering): Likewise.
3197 (verify_memory_partitions): Likewise.
3198 (init_tree_ssa): Allocate bitmap instead of hashtable for
3200 (delete_tree_ssa): Adjust.
3201 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3202 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3203 (compute_tag_properties): Likewise.
3204 (set_initial_properties): Likewise.
3205 (find_partition_for): Likewise.
3206 (update_reference_counts): Likewise.
3207 (dump_may_aliases_for): Likewise.
3208 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3209 (add_call_clobber_ops): Likewise.
3210 (add_call_read_ops): Likewise.
3211 (get_asm_expr_operands): Likewise.
3212 * tree-into-ssa.c (dump_decl_set): Likewise.
3213 (update_ssa): Likewise.
3214 * tree-sra.c (scan_function): Likewise.
3215 (decide_instantiations): Likewise.
3216 (scalarize_parms): Likewise.
3217 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3218 (dsa_named_for): Likewise.
3219 * tree-ssa-structalias.c (update_alias_info): Likewise.
3220 (merge_smts_into): Likewise.
3222 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3225 * doc/invoke.texi (-fcx-limited-range): Document new option.
3226 * toplev.c (process_options): Handle -fcx-fortran-rules.
3227 * common.opt: Add documentation for -fcx-fortran-rules.
3229 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3232 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3233 actual behaviour and C99.
3235 2008-02-26 Ben Elliston <bje@au.ibm.com>
3237 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3238 (ASM_CPU_POWER6_SPEC): Likewise.
3239 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3240 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3241 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3243 2008-02-25 Richard Guenther <rguenther@suse.de>
3245 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3246 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3247 (lookup_decl_from_uid): Declare.
3248 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3249 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3250 (decl_for_uid_map): New global hashtable mapping DECL_UID
3252 (init_ttree): Allocate it.
3253 (insert_decl_to_uid_decl_map): New helper function.
3254 (make_node_stat): Insert new decls into the map.
3255 (copy_node_stat): Likewise.
3256 (lookup_decl_from_uid): New function.
3257 (print_decl_for_uid_map_statistics): New helper.
3258 (dump_tree_statistics): Call it.
3260 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3261 (referenced_var_iterator): Adjust.
3262 (FOR_EACH_REFERENCED_VAR): Adjust.
3263 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3264 (num_referenced_vars): Adjust.
3265 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3266 (first_referenced_var): Remove.
3267 (end_referenced_vars_p): Likewise.
3268 (next_referenced_var): Likewise.
3269 (referenced_var_iterator_set): New helper function.
3270 * tree-dfa.c (referenced_var_lookup): Adjust.
3271 (referenced_var_check_and_insert): Likewise.
3272 (remove_referenced_var): Likewise.
3273 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3275 (verify_call_clobbering): Likewise.
3276 (verify_memory_partitions): Likewise.
3277 (init_tree_ssa): Allocate bitmap instead of hashtable for
3279 (delete_tree_ssa): Adjust.
3280 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3281 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3282 (compute_tag_properties): Likewise.
3283 (set_initial_properties): Likewise.
3284 (find_partition_for): Likewise.
3285 (update_reference_counts): Likewise.
3286 (dump_may_aliases_for): Likewise.
3287 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3288 (add_call_clobber_ops): Likewise.
3289 (add_call_read_ops): Likewise.
3290 (get_asm_expr_operands): Likewise.
3291 * tree-into-ssa.c (dump_decl_set): Likewise.
3292 (update_ssa): Likewise.
3293 * tree-sra.c (scan_function): Likewise.
3294 (decide_instantiations): Likewise.
3295 (scalarize_parms): Likewise.
3296 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3297 (dsa_named_for): Likewise.
3298 * tree-ssa-structalias.c (update_alias_info): Likewise.
3299 (merge_smts_into): Likewise.
3301 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3304 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3305 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3306 * alias.h (nonoverlapping_memrefs_p): Likewise.
3308 2008-02-25 Jan Beulich <jbeulich@novell.com>
3310 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3311 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3312 __emultls_get_address, __emultls_register_common,
3313 __floatundi?f, and _Unwind_GetIPInfo.
3314 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3315 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3316 (gen_regparm_prefix): Likewise.
3317 (i386_nlm_encode_section_info): Sync with
3318 config/i386/winnt.c:i386_pe_encode_section_info().
3319 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3320 i386_nlm_mangle_decl_assembler_name): New.
3321 (netware_override_options): New.
3322 * config/i386/netware.h (netware_override_options): Declare.
3323 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3324 (i386_nlm_mangle_decl_assembler_name): Declare.
3325 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3327 2008-02-25 Ben Elliston <bje@au.ibm.com>
3330 * c-decl.c (grokdeclarator): Remove unused local variables
3331 `typedef_type' and `type_as_written'.
3333 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3334 unused local variable `has_hot_blocks'.
3335 (fix_crossing_conditional_branches): Remove unused local variable
3338 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3341 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3342 using DEF_C99_BUILTIN.
3343 (BUILT_IN_NANF): Ditto.
3344 (BUILT_IN_NANL): Ditto.
3346 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3347 Revital Eres <eres@il.ibm.com>
3349 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3350 regarding the order of two dependent insns in the same row.
3352 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3354 * stor-layout.c (layout_decl): Do not bump the alignment of a
3355 bit-field to more than byte alignment if it is packed.
3357 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3359 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3362 2008-02-24 Diego Novillo <dnovillo@google.com>
3364 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3367 * tree-vrp.c (vrp_evaluate_conditional): With
3368 -Wtype-limits, emit a warning when comparing against a
3369 constant outside the natural range of OP0's type.
3370 * c.opt (Wtype-limits): Move ...
3371 * common.opt (Wtype-limits): ... here.
3373 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3375 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3376 * config/rs6000/e300c2c3.md: New file.
3377 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3379 (rs6000_override_options): Add e300c2 and e300c3 cases to
3380 processor_target_table. Do not allow usage of Altivec or Spe
3381 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3382 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3383 * config/rs6000/rs6000.h (processor_type): Add
3384 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3385 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3386 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3387 and ppce300c3. Include e300c2c3.md.
3389 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3391 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3392 instead of TARGET_STRICT_ALIGN.
3394 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3396 * explow.c (memory_address): Assert that the generated address is
3399 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3402 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3403 * config/darwin-ppc-ldouble-patch.def: New file.
3404 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3405 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3406 SUBTARGET_INIT_BUILTINS if defined.
3407 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3410 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3413 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3414 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3416 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3419 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3420 file" warning condtional on -Winvalid-PCH.
3422 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3424 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3426 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3431 prevent reload from using MMX registers.
3432 (*mov<mode>_internal): Ditto.
3433 (*movv2sf_internal_rex64): Ditto.
3434 (*movv2sf_internal): Ditto.
3436 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3438 PR documentation/31569
3439 * doc/install.texi2html: Use makeinfo --no-number-sections.
3441 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3443 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3444 ensure that we can address an entire entity > 8 bytes. Don't
3445 generate reg+reg addressing for such data.
3447 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3449 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3450 strings when optimizing for size, unless the target cares about
3453 2008-02-22 Tom Tromey <tromey@redhat.com>
3455 * regclass.c (current_pass): Remove declaration.
3457 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3459 * config/avr/libgcc.S (__RAMPZ__): Define.
3460 (__do_copy_data): Add for devices with 128KB code memory.
3462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3464 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3466 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3468 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3470 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3473 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3476 * c-typeck.c (build_binary_op): Warn about floating point
3477 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3479 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3482 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3483 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3485 (rs6000_override_options): Set altivec_abi as default, not override,
3486 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3487 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3488 is used; use new member spe_abi.
3489 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3490 spe_abi and altivec_abi.
3492 2008-02-22 Tomas Bily <tbily@suse.cz>
3494 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3496 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3499 * config.build (build_file_translate): Set to `CMD //c' only if
3501 * Makefile.in (build_file_translate): Improve comment.
3503 2008-02-21 Jan Hubicka <jh@suse.cz>
3505 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3506 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3507 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3509 2008-02-21 Michael Matz <matz@suse.de>
3512 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3514 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3516 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3517 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3519 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3520 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3521 SSE_VEC_FLOAT_MODE_P as insn constraint.
3522 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3523 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3524 sse4a_movntdf using MODEF mode iterator.
3525 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3526 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3527 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3528 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3529 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3530 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3531 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3533 2008-02-21 Richard Guenther <rguenther@suse.de>
3535 * tree.def (PAREN_EXPR): New tree code.
3536 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3538 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3539 * expr.c (expand_expr_real_1): Likewise.
3540 * tree-inline.c (estimate_num_insns_1): Likewise.
3541 * tree-complex.c (expand_complex_move): Likewise.
3542 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3545 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3550 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3553 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3555 * config/sh/sh.c (find_barrier): Don't go past
3556 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3558 2008-02-20 DJ Delorie <dj@redhat.com>
3560 * config/h8300/h8300.md (insv): Force source operand to be a register.
3562 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3563 as a jump, not as a plain insn.
3565 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3567 * doc/invoke.texi (Warning Options): Add new option
3568 -Wframe-larger-than=.
3569 (-Wframe-larger-than): Document.
3571 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3572 Add declarations for new option variables.
3574 * final.c (final_start_function): Check the frame size
3575 before emission and issue a Wframe-larger-than warning.
3577 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3578 Add definitions for new option variables.
3579 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3581 * common.opt (Wframe-larger-than=): New option.
3583 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3586 (<sse>_div<mode>3): Ditto.
3587 (<sse>_vmdiv<mode>3): Ditto.
3588 (<sse>_vmsqrt<mode>2): Ditto.
3589 (*smax<mode>3): Ditto.
3590 (sse5_frcz<mode>2): Ditto.
3591 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3594 2008-02-20 Richard Guenther <rguenther@suse.de>
3597 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3598 be happy with INTEGRAL_TYPE_P.
3600 2008-02-20 Richard Guenther <rguenther@suse.de>
3602 * fold-const.c (split_tree): Associate floatig-point expressions
3603 if flag_associative_math is set.
3605 2008-02-20 Richard Guenther <rguenther@suse.de>
3607 * tree.h (fold_real_zero_addition_p): Declare.
3608 * fold-const.c (fold_real_zero_addition_p): Export.
3609 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3610 floating-point operations with zero and one.
3612 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3614 * doc/install.texi: Correct references to CFLAGS, replacing them
3615 with BOOT_CFLAGS. Document flags used during bootstrap for
3618 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3620 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3621 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3622 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3624 (smin<mode>3): Ditto from similar patterns.
3625 (smax<mode>3): Ditto.
3626 (*ieee_smin<mode>3): Ditto.
3627 (*ieee_smax<mode>3): Ditto.
3628 * config/i386/sse.md (sse): New mode attribute.
3629 (mov<mode>): Macroize expander from movv4sf and movv2df using
3630 SSEMODEF2P mode iterator.
3631 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3632 SSE_VEC_FLOAT_MODE_P as insn constraint.
3633 (storent<mode>): Ditto.
3634 (storent<mode>): Macroize expander from storentsf and storentdf using
3635 MODEF mode iterator.
3636 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3637 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3638 (abs<mode>2): Ditto from similar patterns.
3639 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3640 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3641 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3642 (<sse>_vmsqrt<mode>2): Ditto.
3643 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3644 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3645 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3646 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3647 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3648 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3649 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3651 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3652 iterator and SSE_FLOAT_MODE_P as insn constraint.
3653 (<sse>_ucomi): Ditto from similar patterns.
3654 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3655 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3656 SSE_VEC_FLOAT_MODE_P as insn constraint.
3657 (vcond<mode>): Ditto from similar patterns.
3658 (and<mode>3, *and<mode>3): Ditto.
3659 (<sse>_nand<mode>3): Ditto.
3660 (ior<mode>3, *ior<mode>3): Ditto.
3661 (xor<mode>3, *xor<mode>3): Ditto.
3662 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3663 iterator and SSE_FLOAT_MODE_P as insn constraint.
3664 (*nand<mode>3): Ditto from similar patterns.
3665 (*ior<mode>3): Ditto.
3666 (*xor<mode>3): Ditto.
3668 2008-02-20 Ira Rosen <irar@il.ibm.com>
3670 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3671 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3672 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3674 2008-02-19 Jan Hubicka <jh@suse.cz>
3676 * predict.c (tree_bb_level_predictions): Remove variable next
3677 mistakely introduced by previous commit.
3679 2008-02-19 Jan Hubicka <jh@suse.cz>
3681 * predict.c (predict_paths_leading_to): Rewrite.
3682 (predict_paths_for_bb): New.
3683 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3685 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3688 * Makefile.in (build_file_translate): New.
3689 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3690 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3691 * configure.ac (build_file_translate): Substitute it.
3692 * configure: Regenerate.
3694 2008-02-19 Jan Hubicka <jh@suse.cz>
3696 PR rtl-optimization/34408
3697 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3700 2008-02-19 Jan Hubicka <jh@suse.cz>
3703 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3706 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3709 * config/i386/i386-modes.def: Revert the last DI alignment
3710 change until Ada people can look into it.
3712 2008-02-19 Nick Clifton <nickc@redhat.com>
3714 * opts.c (print_specific_help): Fix typo in --help text.
3716 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3719 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3720 32-bit inline asm without asm alternatives for host GCC < 3.0.
3722 2008-02-19 Richard Guenther <rguenther@suse.de>
3724 PR tree-optimization/34989
3725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3726 Allow propagation to INDIRECT_REF if we can simplify only.
3728 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3730 * c-common.c (warn_for_collisions_1): Use appropriate option when
3733 2008-02-19 Nick Clifton <nickc@redhat.com>
3736 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3737 (handle_options): Fix indentation.
3738 (print_filtered_help): If no language-specific options were
3739 displayed tell the user how to list all the options supported by
3740 the language's front-end.
3741 (print_specific_help): Fix indentation and remove duplicate line.
3742 (common_handle_option): Handle the -v option.
3743 For --help enable the display of undocumented options if the -v
3744 switch has been included on the command line.
3745 For --help= check for overlaps in the arguments between the option
3746 classes and the language names and issue a warning when they
3747 cannot be disambiguated.
3748 * c.opt (v): Pass on to the common option handler.
3750 2008-02-19 Revital Eres <eres@il.ibm.com>
3752 * modulo-sched.c (sms_schedule): Change dump message when
3753 create_ddg function fails.
3754 (try_scheduling_node_in_cycle): Rename row to cycle.
3755 (print_partial_schedule): Rename CYCLE to ROW.
3757 2008-02-19 Christian Bruel <christian.bruel@st.com>
3758 Zdenek Dvorak <ook@ucw.cz>
3760 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3762 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3765 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3766 (*x86_movdicc_0_m1_se): Ditto.
3768 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3770 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3771 (CMPtype): Define as __gcc_CMPtype.
3772 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3773 (CMPtype): Define as __gcc_CMPtype.
3775 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3777 Support valgrind 3.3 for --enable-checking=valgrind.
3778 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3780 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3781 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3782 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3783 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3784 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3785 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3786 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3788 * ggc-zone.c: Similar.
3789 * ggc-page.c: Similar.
3791 2008-02-19 Paul Brook <paul@codesourcery.com>
3794 * config/arm/ieee754-df.S: Fix do_it typo.
3795 * config/arm/ieee754-sf.S: Fix do_it typo.
3797 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3800 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3801 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3802 (OPTION_MASK_ISA_SSE_SET): Likewise.
3803 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3804 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3805 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3806 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3807 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3808 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3809 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3810 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3811 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3812 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3813 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3814 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3815 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3816 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3817 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3818 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3819 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3820 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3821 (OPTION_MASK_ISA_SSE4): Removed.
3822 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3823 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3824 (override_options): Don't turn on implied SSE/MMX bits in
3827 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3829 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3832 2008-02-18 Joey Ye <joey.ye@intel.com>
3835 * tree-nested.c (insert_field_into_struct): Set type alignment
3836 to field alignment if the former is less than the latter.
3838 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3840 * BASE-VER: Set to 4.4.0.
3842 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3844 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3845 * doc/cfg.texi: Likewise.
3846 * doc/extend.texi: Likewise.
3847 * doc/gty.texi: Likewise.
3848 * doc/invoke.texi: Likewise.
3849 * doc/loop.texi: Likewise.
3850 * doc/md.texi: Likewise.
3851 * doc/passes.texi: Likewise.
3852 * doc/rtl.texi: Likewise.
3853 * doc/sourcebuild.texi: Likewise.
3854 * doc/tm.texi: Likewise.
3855 * doc/tree-ssa.texi: Likewise.
3857 2008-02-17 Richard Guenther <rguenther@suse.de>
3860 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3861 without default definition.
3863 2008-02-17 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/35231
3866 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3869 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3872 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3874 libgcc_cmp_return mode.
3876 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3879 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3881 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3883 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3886 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3888 * doc/c-tree.texi: Use `@.' where appropriate.
3889 * doc/extend.texi: Likewise.
3890 * doc/install.texi: Likewise.
3891 * doc/invoke.texi: Likewise.
3892 * doc/loop.texi: Likewise.
3893 * doc/makefile.texi: Likewise.
3894 * doc/md.texi: Likewise.
3895 * doc/passes.texi: Likewise.
3896 * doc/standards.texi: Likewise.
3897 * doc/tm.texi: Likewise.
3899 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3902 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3904 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3905 rather than in entry_bb.
3907 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3910 libgcc_cmp_return mode.
3912 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3915 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3916 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3918 2008-02-15 Richard Guenther <rguenther@suse.de>
3919 Zdenek Dvorak <ook@ucw.cz>
3921 PR tree-optimization/35164
3922 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3923 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3924 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3925 Only propagate addresses which do not have abnormal SSA_NAMEs
3928 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3931 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3933 2008-02-15 Jan Hubicka <jh@suse.cz>
3936 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3938 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3941 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3942 when calculating alignment_pad.
3944 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3946 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3947 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3948 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3949 and STACK_BOUNDARY define.
3951 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3953 PR preprocessor/35061
3954 * c-pragma.c (handle_pragma_pop_macro): Check that
3955 pushed_macro_table has been allocated.
3957 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3960 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3961 (force_gimple_operand): Likewise.
3962 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3963 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3964 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3965 (find_interesting_uses_address): Check addressability and alignment
3966 of the base expression only after substituting bases of IVs into it.
3968 2008-02-14 Michael Matz <matz@suse.de>
3971 * function.c (instantiate_virtual_regs_in_insn): Reload address
3972 before falling back to reloading the whole operand.
3974 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3976 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3977 before the first section switch note.
3979 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3981 * doc/bugreport.texi: Update copyright years.
3982 * doc/c-tree.texi: Likewise.
3983 * doc/cfg.texi: Likewise.
3984 * doc/cpp.texi: Likewise.
3985 * doc/cppinternals.texi: Likewise.
3986 * doc/fragments.texi: Likewise.
3987 * doc/frontends.texi: Likewise.
3988 * doc/gcc.texi: Likewise.
3989 * doc/gty.texi: Likewise.
3990 * doc/hostconfig.texi: Likewise.
3991 * doc/implement-c.texi: Likewise.
3992 * doc/libgcc.texi: Likewise.
3993 * doc/loop.texi: Likewise.
3994 * doc/makefile.texi: Likewise.
3995 * doc/options.texi: Likewise.
3996 * doc/passes.texi: Likewise.
3997 * doc/rtl.texi: Likewise.
3998 * doc/sourcebuild.texi: Likewise.
3999 * doc/standards.texi: Likewise.
4000 * doc/tree-ssa.texi: Likewise.
4001 * doc/trouble.texi: Likewise.
4003 * doc/extend.texi: Use @: or add comma where appropriate.
4004 * doc/invoke.texi: Likewise.
4005 * doc/tm.texi: Likewise.
4007 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4010 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4013 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4015 * doc/md.texi (clz, ctz): Add reference.
4016 * doc/rtl.texi (clz, ctz): Likewise.
4018 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4021 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4024 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4026 * config/s390/s390.c (struct constant_pool): New field
4027 emit_pool_after added.
4028 (s390_mainpool_start): Set the emit_pool_after flag according
4029 to the section switch notes.
4030 (s390_mainpool_finish): Consider emit_pool_after when emitting
4031 the literal pool at the end of the function.
4032 (s390_chunkify_start): Force literal pool splits at section
4035 2008-02-13 Michael Matz <matz@suse.de>
4038 * var-tracking.c (clobber_variable_part): Correctly traverse the
4041 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4044 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4045 Add -fdump-ipa-inline.
4046 * tree-dump.c (dump_files): Remove tree-inlined dump.
4047 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4049 2008-02-12 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/35171
4052 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4055 2008-02-12 Richard Guenther <rguenther@suse.de>
4058 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4059 value-preserving mode. Disallow final truncation.
4061 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4064 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4065 code from here to...
4066 (force_gimple_operand): ...here.
4068 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4071 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4072 non-compatible pointers.
4073 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4074 different FIELD_DECLs, try harder by comparing field offsets, sizes
4078 * function.c (match_asm_constraints_1): Don't replace the same input
4081 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4083 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4084 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4085 (expand_epilogue): Restore RAMPZ register.
4086 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4088 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4090 * config/i386/cygwin.asm: (__alloca): Correct calling
4091 convention and alignment.
4092 (__chkstk): Force 8 byte stack alignment.
4094 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4095 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/33992
4098 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4099 the zero we compare against.
4101 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4104 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4105 to CloseHandle after unlocking to prevent accumulation of handle
4108 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4111 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4112 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4113 and update LABEL_NUSES during and after reload.
4115 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4118 * combine.c (simplify_if_then_else): Make sure the comparison is
4119 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4121 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4124 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4125 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4126 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4127 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4128 * tree.h (get_type_static_bounds): Likewise.
4130 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4132 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4133 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4134 Make -Wfoo language annotations match what the compiler outputs.
4136 2008-02-08 Sa Liu <saliu@de.ibm.com>
4138 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4139 intrinsics spu_convts, spu_convtu, spu_convtf.
4140 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4142 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4144 * doc/extend.texi (Function Attributes) <noinline>: Mention
4145 asm ("") as method to keep calls.
4147 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4150 * doc/options.texi (Options): Replace references to opts.sh with
4152 * opts-common.c: Likewise.
4153 * optc-gen.awk: Likewise.
4155 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4157 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4159 2008-02-07 Richard Henderson <rth@redhat.com>
4162 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4163 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4166 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4168 PR tree-optimization/35085
4169 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4170 for operand entry oe2 in addition to operand entry oe3 in order to
4171 expose more opportunities for vectorizer sum reduction.
4173 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4176 * Makefile.in (LIBS): Remove $(GMPLIBS).
4177 (cc1-dummy, cc1): Add $(GMPLIBS).
4179 2008-02-06 Jan Hubicka <jh@suse.cz>
4182 * i386.md (moddf_integer): Do not produce partial memory stalls for
4183 targets where it hurts.
4185 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4188 * optabs.c (expand_float): Do not check for decimal modes when
4189 expanding unsigned integer through signed conversion.
4191 2008-02-06 Nick Clifton <nickc@redhat.com>
4193 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4194 inside the clobber with a match_operand and duplicated operand
4195 number in the constraint.
4196 (ineqbranchsi): Delete redundant comment.
4198 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4200 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4201 builtin_define ("__USE_INIT_FINI__").
4202 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4204 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4206 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4208 PR documentation/30330
4209 * doc/invoke.texi (C++ Dialect Options)
4210 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4211 For each warning option -Wfoo that allows -Wno-foo, ensure both
4212 -Wfoo and -Wno-foo are listed in the option index. Fix index
4213 entry of -Wswitch-default, index -Wnormalized= including the
4214 `=', and -Wlarger-than-@var{len} including @var{len}.
4216 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4218 * config/i386/i386.md (floatunssisf2): Use
4219 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4220 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4221 Macroize expander using MODEF mode iterator.
4223 2008-02-05 Diego Novillo <dnovillo@google.com>
4225 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4228 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4230 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4233 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4235 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4238 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4239 to indicate if a message should be generated.
4240 (init_cumulative_args): Updated.
4241 (function_value_32): Likewise.
4243 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4245 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4247 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4251 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4253 2008-02-04 Diego Novillo <dnovillo@google.com>
4255 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4258 * tree-vrp.c (vrp_evaluate_conditional): With
4259 -Wtype-limits, emit a warning when comparing against a
4260 constant outside the natural range of OP0's type.
4262 2008-02-04 Richard Guenther <rguenther@suse.de>
4265 * expr.c (count_type_elements): Give for unions instead of
4268 2008-02-04 Richard Guenther <rguenther@suse.de>
4271 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4272 to TYPE_DOMAINs base type instead of using bitsizetype here.
4274 2008-02-03 Jason Merrill <jason@redhat.com>
4276 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4278 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4281 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4282 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4283 (RS/6000 and PowerPC Options): Fix typos and markup.
4284 * doc/passes.texi (Tree-SSA passes): Likewise.
4286 2008-02-02 Michael Matz <matz@suse.de>
4289 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4290 from record_last_reg_set_info.
4291 (record_last_reg_set_info): Take an RTX argument, iterate over all
4292 constituent hardregs.
4293 (record_last_set_info, record_opr_changes): Change calls to
4294 new signature or to record_last_reg_set_info_regno.
4296 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4298 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4300 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4302 PR rtl-optimization/34773
4303 * reg-notes.def (EQUAL): Mention significance of combination of
4304 REG_EQUAL and REG_RETVAL.
4305 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4306 insn that has a REG_RETVAL.
4308 2008-02-01 Roger Sayle <roger@eyesopen.com>
4311 * configure.ac (--enable-fixed-point): Disable unless explicitly
4313 * configure: Regenerate.
4315 2008-02-01 Richard Guenther <rguenther@suse.de>
4318 * invoke.texi (-finline-limit): Remove no longer true parts
4319 of the documentation. Note that there is no default value.
4321 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4322 Mark Mitchell <mark@codesourcery.com>
4323 Ben Elliston <bje@au.ibm.com>
4326 * doc/extend.texi (Other Builtins): Document.
4328 2008-01-31 Tom Browder <tom.browder@gmail.com>
4330 * doc/c-tree.texi (Types): Fix grammar.
4331 (Expression trees): Ditto.
4332 * doc/passes.texi (Tree-SSA passes): Ditto.
4334 * doc/configterms.texi (Configure Terms): Fix typo.
4335 * doc/cpp.texi (Common Predefined Macros): Ditto.
4336 * doc/md.texi (Machine Constraints): Ditto.
4338 * doc/makefile.texi (Makefile): Add comma.
4340 2008-01-31 Tom Browder <tom.browder@gmail.com>
4341 Gerald Pfeifer <gerald@pfeifer.com>
4343 * doc/sourcebuild.texi (Front End): Remove references to CVS
4344 and CVSROOT/modules.
4345 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4346 (Back End): Remove reference to CVS.
4348 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4351 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4353 (mips16_gp_pseudo_reg): ...here.
4354 * config/mips/mips.md (load_const_gp): Replace with...
4355 (load_const_gp_<mode>): ...this :P-based insn.
4357 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4359 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4360 options. Minor fixes.
4361 (-std): Move reference to standards closer to where language
4362 standards are first mentioned.
4364 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4366 PR rtl-optimization/34995
4367 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4368 parameter and return a bool. If the rtx parameter is nonnull,
4369 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4370 (find_reloads): Update call accordingly. Pass the new operand
4371 if it needed no address reloads, otherwise pass null.
4373 2008-01-30 Richard Henderson <rth@redhat.com>
4376 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4377 for unbounded arrays.
4379 2008-01-30 Silvius Rus <rus@google.com>
4381 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4383 2008-01-30 Jan Hubicka <jh@suse.cz>
4386 * i386.c (init_cumulative_args): Use real function declaration when
4389 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4391 PR rtl-optimization/34998
4392 * global.c (build_insn_chain): Treat non-subreg_lowpart
4393 SUBREGs of pseudos as clobbering all the words covered by the
4394 SUBREG, not just all the bytes.
4395 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4396 original df_ref rather than an extract parameter.
4397 (global_conflicts): Update call accordingly.
4399 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4401 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4402 the overflow check to make it easier to read.
4403 (__fixtfdi): Change the type of the ll member in union
4404 long_double to UDItype_x.
4406 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4409 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4410 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4411 * tree-inline.c (fold_marked_statements): Call
4412 cgraph_update_edges_for_call_stmt if folding a call statement.
4413 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4414 debug_generic_stmt calls, reset it back afterwards.
4417 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4419 * c-typeck.c (build_external_ref): Don't pedwarn about
4420 static vars in current function's scope.
4422 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4424 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4426 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4429 * ipa-struct-reorg.c: Fix spelling.
4430 * params.def: Ditto.
4432 2008-01-29 Richard Guenther <rguenther@suse.de>
4435 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4437 * tree-inline.c (remap_type): Increment remapping_type_depth
4438 around remapping types.
4439 (copy_body_r): Only add referenced variables if they are referenced
4440 from code, not types.
4442 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4453 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4454 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4456 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4459 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4460 pointer for tiny stack.
4462 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4464 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4466 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4468 * config/vx-common.h: Fix typo in comment.
4470 2008-01-28 Ian Lance Taylor <iant@google.com>
4474 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4475 coalesce pointers if they have different DECL_NO_TBAA_P values.
4476 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4477 between variables with different DECL_NO_TBAA_P values.
4479 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4482 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4483 are not legitimate small data references on SPE targets.
4485 2008-01-28 David Daney <ddaney@avtrex.com>
4487 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4489 2008-01-28 David Daney <ddaney@avtrex.com>
4491 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4493 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4495 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4496 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4497 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4498 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4499 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4500 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4501 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4502 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4504 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4506 * basic-block.h (condjump_equiv_p): Fix comment.
4508 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4510 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4511 print_generic_stmt_indented): Fix comment.
4513 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4515 * configure.ac (__stack_chk_fail): Add detecion for availability
4516 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4517 * configure: Regenerate.
4519 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4522 * final.c (output_addr_const): Handle TRUNCATE.
4524 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4527 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4528 (zero_cost, infinite_cost): New constants.
4529 (struct cost_pair): Change type of cost to comp_cost.
4530 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4531 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4533 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4534 split_address_cost, ptr_difference_cost, difference_cost,
4535 get_computation_cost_at, get_computation_cost,
4536 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4537 determine_use_iv_cost_condition, determine_use_iv_costs,
4538 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4539 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4540 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4541 Change type of cost to comp_cost.
4542 (determine_iv_cost): Increase cost of non-original ivs, instead
4543 of decreasing the cost of original ones.
4544 (get_address_cost): Indicate the complexity of the addressing mode
4546 (try_add_cand_for): Prefer using ivs not specific to some object.
4547 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4549 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4550 Janis Johnson <janis187@us.ibm.com>
4553 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4554 (TARGET_INSTANTIATE_DECLS): Likewise.
4555 * target.h (expand_to_rtl_hook): New target hook.
4556 (instantiate_decls): Likewise.
4557 * function.c (instantiate_decl): Make non-static. Rename to...
4558 (instantiate_decl_rtl): ... this.
4559 (instantiate_expr): Use instantiate_decl_rtl.
4560 (instantiate_decls_1): Likewise.
4561 (instantiate_decls): Likewise.
4562 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4563 * function.h (instantiate_decl_rtl): Add prototype.
4564 * cfgexpand.c (target.h): New include.
4565 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4566 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4567 (TARGET_INSTANTIATE_DECLS): Likewise.
4568 (TARGET_INITIALIZER): New target hooks added.
4569 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4571 * config/rs6000/rs6000.c (tree-flow.h): New include.
4572 (machine_function): Add sdmode_stack_slot field.
4573 (rs6000_alloc_sdmode_stack_slot): New function.
4574 (rs6000_instantiate_decls): Likewise.
4575 (rs6000_secondary_memory_needed_rtx): Likewise.
4576 (rs6000_check_sdmode): Likewise.
4577 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4578 (TARGET_INSTANTIATE_DECLS): Likewise.
4579 (rs6000_hard_regno_mode_ok): Allow SDmode.
4580 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4581 (rs6000_emit_move): Handle SDmode.
4582 (function_arg_advance): Likewise.
4583 (function_arg): Likewise.
4584 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4585 SDmode var args for 32-bit compiles.
4586 (rs6000_secondary_reload_class): Handle SDmode.
4587 (rs6000_output_function_epilogue): Likewise.
4588 (rs6000_function_value): Simplify if statement.
4589 (rs6000_libcall_value): Likewise.
4590 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4591 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4592 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4593 (movsd_hardfloat): New define_insn.
4594 (movsd_softfloat): Likewise.
4595 (movsd_store): Likewise.
4596 (movsd_load): Likewise.
4597 (extendsddd2): Likewise.
4598 (extendsdtd2): Likewise.
4599 (truncddsd2): Likewise.
4600 (movdd_hardfloat64): Fixup comment.
4601 (UNSPEC_MOVSD_LOAD): New constant.
4602 (UNSPEC_MOVSD_STORE): Likewise.
4604 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4607 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4609 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4610 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4611 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4614 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4617 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4618 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4619 __LONGDOUBLE128 too.
4620 * config/rs6000/aix61.h: New file.
4622 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4624 PR rtl-optimization/34959
4625 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4626 popcount and parity rtxes the same mode as their operand.
4627 Truncate or extend the result to the return value's mode
4630 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4633 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4634 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4635 to GOT_VERSION_REGNUM.
4636 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4637 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4638 * config/mips/mips.c (mips_emit_call_insn): New function.
4639 (mips_call_tls_get_addr): Call mips_expand_call directly.
4640 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4642 (mips16_build_call_stub): Likewise. Return the call insn or null.
4643 (mips_expand_call): Update the call to mips16_build_call_stub
4644 accordingly and a remove redundant condition. Assert that MIPS16
4645 stubs do not use lazy binding. Use mips_emit_call_insn and return
4647 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4649 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4650 (mips_avoid_hazard): Remove hazard_set handling.
4651 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4652 (UNSPEC_RESTORE_GP): ...this.
4653 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4654 (FAKE_CALL_REGNO): Rename to...
4655 (GOT_VERSION_REGNUM): ...this.
4656 (type): Add "ghost" value. Add an associated insn reservation.
4657 (hazard_set): Remove.
4658 (exception_receiver): Rename to...
4659 (restore_gp): ...this and update the unspec identifier accordingly.
4660 (exception_receiver, nonlocal_got_receiver): New expanders.
4661 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4662 FAKE_CALL_REGNO. Remove hazard_set attribute.
4663 (set_got_version, update_got_version): New patterns.
4665 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4668 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4670 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4673 * doc/install.texi2html: Generate gcc-vers.texi.
4675 2008-01-25 DJ Delorie <dj@redhat.com>
4677 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4679 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4681 * config/c4x: Remove directory.
4682 * config.gcc (crx-*, mt-*): Mark obsolete.
4683 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4684 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4685 sh-*-rtemscoff*): Remove cases.
4686 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4687 * real.c (encode_c4x_single, decode_c4x_single,
4688 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4689 c4x_extended_format): Remove.
4690 * real.h (c4x_single_format, c4x_extended_format): Remove.
4691 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4693 (Pragmas): Remove comment about c4x pragmas.
4694 * doc/install.texi (c4x): Remove target-specific instructions.
4695 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4696 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4697 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4698 refer to C4x source files as examples.
4699 (C4X_FLOAT_FORMAT): Remove documentation.
4701 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4703 * config/bfin/bfin.c (override_options): Reorder tests so that
4704 flag_pic gets enabled for -msep-data.
4706 2008-01-25 Richard Guenther <rguenther@suse.de>
4709 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4710 to its bitfield precision if required.
4712 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4715 * tree-nested.c (walk_omp_for): New function.
4716 (convert_nonlocal_reference, convert_local_reference): Call
4717 walk_omp_for on OMP_FOR.
4718 (convert_call_expr): Call walk_body on OMP_FOR's
4719 OMP_FOR_PRE_INIT_BODY.
4721 2008-01-25 Richard Guenther <rguenther@suse.de>
4723 PR tree-optimization/34966
4724 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4725 default defs and PHI_NODEs we have to insert after the
4728 2008-01-24 Nick Clifton <nickc@redhat.com>
4730 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4731 Provide a default definition.
4732 (LIBGCC2_UNITS_PER_WORD): Likewise.
4734 * config/stormy16/stormy16.c: Include df.h for the prototype
4735 for df_regs_ever_live_p.
4736 (xstormy16_expand_builtin_va_start): Convert the stack offset
4737 into a component_ref and then use POINTER_PLUS_EXPR to add it
4738 to the incoming_virtual_args_rtx.
4739 (xstormy16_gimplify_va_arg_expr): Rename to
4740 xstormy16_gimplify_va_arg_expr.
4741 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4742 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4743 xstormy16_gimplify_va_arg_expr.
4744 Fix up some formatting issues.
4746 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4747 Move to predicates.md.
4748 (xs_hi_general_operand): Likewise.
4749 (xs_hi_nonmemory_operand): Likewise.
4750 * config/stormy16/predicates.md:
4751 (xstormy16_carry_plus_operand): New predicate.
4752 (xs_hi_general_operand): New predicate.
4753 (xs_hi_nonmemory_operand): New predicate.
4754 * config/stormy16/stormy16-protos.h:
4755 (xstormy16_carry_plus_operand): Delete prototype.
4756 (xs_hi_general_operand): Likewise.
4757 (xs_hi_nonmemory_operand): Likewise.
4759 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4760 modifiers as they are no longer needed and they can trigger
4761 reload spill failures.
4763 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4764 with a match_operand in order to help reload.
4766 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4767 constraint with 'e' for the 8th alternative as this version of
4768 the mov.w instruction only accepts the lower 8 registers.
4770 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4773 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4774 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4777 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4780 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4782 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4784 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4786 (remove_structure): Update allocations list before removing structure.
4788 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4790 * ipa-struct-reorg.c (is_safe_cond_expr,
4791 create_new_stmts_for_cond_expr): Use integer_zerop function,
4792 that recognize not only zero-pointer, but zero-integer too.
4794 2008-01-25 Ben Elliston <bje@au.ibm.com>
4797 * fixproto: Escape "." in sed expression that strips leading "./".
4799 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4802 * gcc.c (SWITCH_OK): Removed.
4803 (SWITCH_LIVE): Changed to bit.
4804 (SWITCH_FALSE): Likewise.
4805 (SWITCH_IGNORE): Likewise.
4806 (switchstr): Change live_cond to unsigned int.
4807 (process_command): Replace SWITCH_OK with 0.
4808 (do_self_spec): Likewise.
4809 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4810 (give_switch): Likewise.
4811 (used_arg): Likewise.
4812 (do_spec_1): Set the SWITCH_IGNORE bit.
4813 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4814 bits. Set the SWITCH_LIVE bit.
4816 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4818 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4820 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4822 PR tree-optimization/34472
4823 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4824 parameter to a "bool *" and set *DATA to false if there is
4825 an unsafe access. Do not delete the structure here.
4826 (check_cond_exprs): Delete it here instead.
4827 (check_cond_exprs, exclude_cold_structs): Do not increase
4828 I when removing a structure.
4830 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4833 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4834 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4836 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4839 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4840 a fixed vector for stack.
4842 2008-01-24 Ben Elliston <bje@au.ibm.com>
4845 * doc/gcc.texi (Software development): Add a direntry for g++.
4847 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4849 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4850 stale and straggling -fforce-addr comments above.
4852 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4854 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4855 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4857 2008-01-23 Michael Matz <matz@suse.de>
4860 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4863 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4865 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4868 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4870 * config/avr/avr.c (avr_current_arch): New variable.
4871 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4872 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4873 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4874 (avr_override_options): Init 'avr_current_arch'.
4875 (base_arch_s): Move from here...
4876 * config/avr/avr.h (base_arch_s): ... here. Add new members
4877 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4878 'mega' to 'have_jmp_call'.
4879 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4880 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4882 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4884 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4885 MULTILIB_MATCHES): (Ditto.).
4887 2008-01-23 Richard Guenther <rguenther@suse.de>
4890 * cgraphunit.c (cgraph_reset_node): Always mark the node
4891 not reachable if it is not queued already.
4893 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4895 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4896 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4897 (cputype_selected): New static variable.
4898 (bfin_handle_option): Set it if -mcpu is used.
4899 (override_option): Select default set of workarounds if no cpu type
4900 selected on the command line.
4901 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4903 From Michael Frysinger <michael.frysinger@analog.com>
4904 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4905 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4907 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4908 for bf547, bf523, bf524, and bf526.
4909 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4911 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4912 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4913 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4914 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4915 * doc/invoke.texi (Blackfin Options): Document that
4916 -mcpu now accept bf547, bf523, bf524, and bf526.
4918 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4920 PR rtl-optimization/34628
4921 * combine.c (try_combine): Stop and undo after the first combination
4922 if an autoincrement side-effect on the first insn has effectively
4925 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4928 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4929 Offset addresses are not valid for Altivec or paired float modes.
4931 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4934 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4935 if DECL_INITIAL (decl) is error_mark_node.
4938 * c-common.c (handle_vector_size_attribute): Only allow
4939 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4940 the same way as pointer, array etc. types.
4941 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4944 * tree.c (build_type_attribute_qual_variant): Call
4945 build_qualified_type if attributes are equal, but quals are not.
4947 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4950 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4951 * flags.h (warn_strict_aliasing): Remove.
4952 (warn_strict_overflow): Remove.
4953 * opts.c (warn_strict_aliasing): Remove.
4954 (warn_strict_overflow): Remove.
4955 * c-opts.c (c_common_handle_option): -Wall only sets
4956 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4957 (c_common_post_options): Give default values to -Wstrict-aliasing
4958 and -Wstrict-overflow if they are uninitialized.
4959 * common.opt (Wstrict-aliasing): Specify Var and Init.
4960 (Wstrict-overflow): Likewise.
4962 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4964 PR rtl-optimization/26854
4965 PR rtl-optimization/34400
4966 PR rtl-optimization/34884
4967 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4969 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4970 (df_rd_bb_info.expanded_lr_out): Deleted
4971 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4972 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4973 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4974 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4975 Removed code to allocate, initialize or free expanded_lr_out.
4976 (df_rd_bb_local_compute_process_def): Restructured to make more
4978 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4979 sets if the sets are being trimmed.
4981 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4984 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4985 (as_vers): Likewise.
4986 * configure: Regenerated.
4988 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4991 * tree-pass.h (pass_build_alias): New pass.
4992 * tree-ssa-alias.c (gate_build_alias): New.
4993 (pass_build_alias): New.
4994 * passes.c (init_optimization_passes): Add pass_build_alias after
4995 pass_create_structure_vars.
4997 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4999 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5000 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5001 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5002 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5003 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5004 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5005 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5006 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5007 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5008 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5009 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5010 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5011 * config/s390/s390.md (FP_ALL): New mode iterator.
5012 (_d): New mode attribute.
5013 ("*signbit<mode>2>"): Changed mode of first operand.
5014 ("isinf<mode>2"): Changed mode of first operand.
5015 ("*TDC_insn"): Adaptation for DFP modes.
5017 2008-01-22 Ben Elliston <bje@au.ibm.com>
5019 * tree.c (check_qualified_type): Improve function description.
5021 2008-01-21 Jason Merrill <jason@redhat.com>
5024 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5025 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5028 2008-01-21 DJ Delorie <dj@redhat.com>
5030 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5033 2008-01-21 Richard Guenther <rguenther@suse.de>
5036 * tree-cfg.c (verify_expr): Allow all invariant expressions
5037 instead of just constant class ones as reference argument.
5038 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5039 like any other constant.
5040 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5042 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5044 * regmove.c (fixup_match_1): Update call crossed frequencies.
5046 2008-01-21 Richard Guenther <rguenther@suse.de>
5049 * tree-inline.c (setup_one_parameter): Deal with mismatched
5050 types using a VIEW_CONVERT_EXPR.
5052 2008-01-21 Alon Dayan <alond@il.ibm.com>
5053 Olga Golovanevsky <olga@il.ibm.com>
5055 PR tree-optimization/34701
5056 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5057 when the structure size is not a power of 2.
5059 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5061 * doc/install.texi: Add doc for --enable-checking=df.
5063 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5065 PR rtl-optimization/34808
5066 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5068 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5070 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5073 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5075 PR rtl-optimization/26854
5076 PR rtl-optimization/34400
5077 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5079 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5080 (df_rd_bb_info.expanded_lr_out): New.
5081 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5082 * loop_iv.c (iv_analysis_loop_init): Ditto.
5083 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5084 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5085 Added code to allocate, initialize or free expanded_lr_out.
5086 (df_rd_bb_local_compute_process_def): Restructured to make
5087 more understandable.
5088 (df_rd_confluence_n): Add code to do nothing with fake edges and
5089 code to no apply invalidate_by_call sets if the sets are being trimmed.
5090 (df_lr_local_finalize): Renamed to df_lr_finalize.
5091 (df_live_local_finalize): Renamed to df_live_finalize.
5093 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5096 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5097 deciding whether to use reciprocal instructions.
5099 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5101 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5102 dwarf2out_note_section_used if cold_text_section is NULL.
5104 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5106 PR gcov-profile/34610
5107 * tree-cfg.c (make_edges): Mark both outgoing edges from
5108 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5109 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5110 from OMP_FOR and OMP_CONTINUE outgoing edges.
5112 * tree-profile.c (tree_profiling): Return early if
5113 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5115 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5116 from cfun to child_cfun.
5117 * function.h (struct function): Add after_tree_profile bit.
5119 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5121 * config/avr/avr.S (_exit): Disable interrupt.
5123 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5124 Steven Bosscher <stevenb.gcc@gmail.com>
5126 PR rtl-optimization/26854
5127 PR rtl-optimization/34400
5128 * df-problems.c (df_live_scratch): New scratch bitmap.
5129 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5130 (df_live_reset): Clear the proper bitmaps.
5131 (df_live_bb_local_compute): Only process the artificial defs once
5132 since the order is not important.
5133 (df_live_init): Init the df_live sets only with the variables
5134 found live by df_lr.
5135 (df_live_transfer_function): Use the df_lr sets to prune the
5136 df_live sets as they are being computed.
5137 (df_live_free): Free df_live_scratch.
5139 2008-01-18 Ian Lance Taylor <iant@google.com>
5141 * common.opt: Add fmerge-debug-strings.
5142 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5143 flag_merge_debug_strings rather than flag_merge_constants.
5144 * doc/invoke.texi (Option Summary): Mention
5145 -fmerge-debug-strings.
5146 (Debugging Options): Document -fmerge-debug-strings.
5148 2008-01-18 Ian Lance Taylor <iant@google.com>
5151 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5152 (struct tree_function_decl): Add new field operator_new_flag.
5153 * tree-inline.c (expand_call_inline): When inlining a call to
5154 operator new, force the return value to go into a variable, and
5155 set DECL_NO_TBAA_P on that variable.
5156 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5158 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5161 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5162 DWARF2_DEBUGGING_INFO.
5163 (dwarf2out_note_section_used): Ditto. Add prototype.
5164 (have_multiple_function_sections, text_section_used,
5165 cold_text_section_used, *cold_text_sections): Move declarations
5168 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5170 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5171 field and add signal_ra.
5172 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5173 assignments to frame state pc. Move end of stack check after
5174 MD_FALLBACK_FRAME_STATE_FOR.
5175 (uw_update_context_1): Use frame state signal_regs if set, instead
5176 of checking signal_frame flag.
5177 (uw_update_context): Use frame state signal_ra if set.
5178 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5179 * config/xtensa/linux-unwind.h: New file.
5181 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5183 * modulo-sched.c (get_sched_window): Fix comment typo.
5185 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5187 PR tree-optimization/34648
5188 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5190 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5192 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5193 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5195 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5197 PR rtl-optimization/34400
5198 * df-core.c (df_worklist_dataflow_overeager,
5199 df_worklist_dataflow_doublequeue): New functions.
5200 (df_worklist_dataflow): Two different worklist solvers.
5201 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5204 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5207 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5208 and ftree-parallelize-loops.
5210 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5212 PR rtl-optimization/34826
5213 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5215 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5217 * global.c (find_reg): Mark the eh regs as used if necessary.
5218 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5219 * ra.h (struct allocno): no_eh_reg field added. Changed
5220 no_stack_reg type to bitfield.
5222 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5224 * tree.c (substitute_in_expr): Add missing 'break'.
5226 2008-01-17 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/34825
5229 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5230 x / x as division to handle.
5232 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5234 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5235 "-pthread" is specified.
5236 * pa-hpux11.h (LIB_SPEC): Likewise.
5238 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5239 Peter Bergner <bergner@vnet.ibm.com>
5241 PR rtl-optimization/33796
5242 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5244 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 PR libgfortran/34699
5247 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5249 * pa-hpux10.h (LINK_SPEC): Likewise.
5250 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5252 2008-01-16 Richard Guenther <rguenther@suse.de>
5255 * fold-const.c (fold_convert_const_int_from_int): Do not
5256 set overflow if that occured only because of a sign extension
5257 change when converting from/to a sizetype with the same
5258 precision and signedness.
5260 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5263 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5264 location address to the correct place. Update copyright year.
5266 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5268 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5269 no dependences in the dependence_relations vector.
5271 2008-01-16 Jan Hubicka <jh@suse.cz>
5273 PR rtl-optimization/31396
5274 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5275 * cfg.c (dump_reg_info): Print it.
5276 * regs.h (struct reg_info_t): add freq_calls_crossed.
5277 (REG_FREQ_CALLS_CROSSED): New macro.
5278 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5279 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5280 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5281 regmove_optimize): Update call crossed frequencies.
5282 * local-alloc.c (struct qty): Add freq_calls_crossed.
5283 (alloc_qty): Copute freq_calls_crossed.
5284 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5285 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5286 * ra.h (struct allocno): Add freq_calls_crossed.
5288 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5290 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5291 libgomp when compiling with ftree-parallelize-loops.
5292 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5294 2008-01-16 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/34769
5297 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5298 * tree.c (int_cst_value): Instead make this function more
5299 permissive in what it accepts as valid input. Document this
5300 function always sign-extends the value.
5302 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5303 Richard Guenther <rguenther@suse.de>
5306 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5307 (gimple_fold_indirect_ref_rhs): ... this.
5308 (gimple_fold_indirect_ref): New function with foldings
5309 that preserve lvalueness.
5310 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5311 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5312 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5313 to fold an INDIRECT_REF, fall back to the old use of
5314 fold_indirect_ref_1.
5316 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5318 * tree-data-ref.c (subscript_dependence_tester_1): Call
5319 free_conflict_function.
5320 (compute_self_dependence): Same.
5322 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5325 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5326 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5328 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5329 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5330 for DWARF2_UNWIND_INFO targets.
5332 2008-01-16 Richard Guenther <rguenther@suse.de>
5335 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5336 type qualifiers for function types.
5338 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5340 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5341 loop_iterator li from previous commit.
5343 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5345 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5347 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5349 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5350 (parallelize_loops): Don't parallelize irreducible components.
5352 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5355 * c-opts (c_common_post_options): Do not enable CPP
5356 flag_pedantic_errors by default.
5358 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5360 PR rtl-optimization/31944
5361 * cse.c (remove_pseudo_from_table): New function.
5362 (merge_equiv_classes): Use above function to remove pseudo-registers.
5363 (invalidate): Likewise.
5365 2008-01-13 Richard Guenther <rguenther@suse.de>
5368 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5369 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5371 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5373 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5374 validate_change to unshare the source of the PC set.
5376 2008-01-12 Jan Hubicka <jh@suse.cz>
5379 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5380 references above array bounds. This might trigger bounds checks for
5383 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5385 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5386 new_replaceable_dependencies.
5388 2008-01-12 Doug Kwan <dougkwan@google.com>
5390 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5391 instead of OPT_Wreturn_type in warning due to ignored return type
5393 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5394 options included in -Wextra.
5395 * c.opt: New option -Wignored_qualifiers.
5396 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5397 -Wignore_qualifiers.
5398 (-Wignored-qualifiers): Document.
5399 (-Wreturn-type): Remove description of functionality now handled
5400 by -Wignored-qualifiers.
5402 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5405 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5406 NOP_EXPR if it is between integral types with the same precision.
5408 2008-01-12 Jan Hubicka <jh@suse.cz>
5411 * invoke.texi (max-inline-recursive-depth): Fix default value.
5413 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5415 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5418 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5420 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5422 2008-01-11 James E. Wilson <wilson@specifix.com>
5425 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5427 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5429 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5430 save/restore frame pointer register and don't use 'call-prologues'
5431 optimization in function with "OS_task" attribute.
5433 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5436 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5437 when copying to memory.
5439 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5441 PR rtl-optimization/30905
5442 * cfgcleanup.c: Include dce.h
5443 (crossjumps_occured): New global variable.
5444 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5445 If something changed, set crossjumps_occured to true.
5446 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5447 Don't add/remove fake edges to exit here...
5448 (cleanup_cfg): ...but do it here, when crossjumping.
5449 Run a fast DCE when successful crossjumps occured in the latest
5450 iteration of try_optimize_cfg.
5452 2008-01-11 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5455 (struct vn_unary_op_s): Likewise.
5456 (vn_reference_insert): Free old reference on hash collision.
5458 2008-01-10 Raksit Ashok <raksit@google.com>
5460 PR rtl-optimization/27971
5461 * combine.c (find_split_point): Split PLUS expressions which are
5462 inside a MEM rtx, and whose first operand is complex.
5464 2008-01-10 DJ Delorie <dj@redhat.com>
5466 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5467 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5468 (m32c_hard_regno_ok): Call the underlying function.
5470 2008-01-10 Richard Guenther <rguenther@suse.de>
5473 * tree-cfg.c (tree_merge_blocks): Do not go through the
5474 full-blown folding and stmt updating path if we just deal
5475 with virtual operands.
5476 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5477 test for abnormal SSA_NAMEs.
5479 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5482 * reload.c (push_reload): Add assertions. All constants from
5483 reg_equiv_constant should have been used for replacing the respective
5485 (find_reloads_address): Invoke find_reloads_address_part for
5486 constant taken from the reg_equiv_constant array.
5488 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5490 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5491 field (valnum) the first in the struct. Replace bools with
5494 2008-01-10 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/34651
5497 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5498 types and ordering for masking and converting.
5500 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5502 PR tree-optimization/34017
5503 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5504 also for PHI_NODE expressions.
5506 2008-01-09 Jan Hubicka <jh@suse.cz>
5508 PR tree-optimization/34708
5509 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5510 based on number of case labels.
5511 (init_inline_once): Remove switch_cost.
5512 * tree-inline.h (eni_weights_d): Remove switch_cost.
5514 2008-01-09 Richard Guenther <rguenther@suse.de>
5515 Andrew Pinski <andrew_pinski@playstation.sony.com>
5518 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5519 temporary if an rvalue is ok or an lvalue is not required.
5521 2008-01-09 Richard Guenther <rguenther@suse.de>
5524 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5527 2008-01-09 Richard Guenther <rguenther@suse.de>
5530 * tree.c (host_integerp): Check for sizetype only if the
5531 type is an integer type.
5533 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5536 * opts.c (decode_options): Disable inlining of functions called
5537 once if not in unit-at-a-time mode.
5539 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5541 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5543 2008-01-08 Richard Guenther <rguenther@suse.de>
5546 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5547 out early if the result will be unused.
5549 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5554 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5558 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5560 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5561 for vectorization tuned.
5563 2008-01-08 Richard Guenther <rguenther@suse.de>
5565 PR tree-optimization/34683
5566 * tree-ssa-operands.c (operand_build_cmp): Export.
5567 * tree-ssa-operands.h (operand_build_cmp): Declare.
5568 * tree-vn.c (vuses_compare): Remove.
5569 (sort_vuses): Use operand_build_cmp.
5570 (sort_vuses_heap): Likewise.
5571 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5572 to re-use old VEC if available. Do not sort already sorted VUSEs.
5573 (vdefs_to_vec): Do not sort already sorted VDEFs.
5575 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5578 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5580 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5583 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5584 limitations of reciprocal sequences on x86 targets.
5586 2008-01-08 Richard Guenther <rguenther@suse.de>
5588 PR tree-optimization/34683
5589 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5591 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5594 * config/darwin.c (darwin_mergeable_string_section): Don't use
5595 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5597 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5600 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5601 negxf2. Macroize expander using X87MODEF mode iterator. Change
5602 predicates of op0 and op1 to register_operand.
5603 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5604 expander using X87MODEF mode iterator. Change predicates of
5605 op0 and op1 to register_operand.
5606 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5607 corresponding patterns and macroize using MODEF macro. Change
5608 predicates of op0 and op1 to register_operand and remove
5609 "m" constraint. Disparage "r" alternative with "!".
5610 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5611 macroize using X87MODEF macro. Change predicates of op0 and op1
5612 to register_operand and remove "m" constraint. Disparage "r"
5613 alternative with "!".
5614 (absneg splitter with memory operands): Remove.
5615 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5616 patterns and macroize using X87MODEF mode iterator.
5617 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5618 Change predicate of op1 to register_operand.
5619 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5620 for memory operands.
5622 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5624 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5626 2008-01-07 Richard Guenther <rguenther@suse.de>
5628 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5631 2008-01-07 Richard Guenther <rguenther@suse.de>
5633 PR tree-optimization/34683
5634 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5635 VOPs of the needed size to save memory. Use VEC_quick_push
5636 to save compile-time.
5637 (vdefs_to_vec): Likewise.
5639 2008-01-07 Sa Liu <saliu@de.ibm.com>
5641 * config/spu/spu.md (divdf3): Genetate inline code for double
5642 division. The implementation doesn't handle INF or NAN, therefore it
5643 only applies when -ffinite-math-only is given.
5645 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5648 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5649 * doc/cpp.texi ([Common Predefined Macros]): Document.
5651 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5653 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5654 order to use commutative addition instead of subtraction.
5656 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5657 Mircea Namolaru <namolaru@il.ibm.com>
5658 Vladimir Yanovsky <yanov@il.ibm.com>
5659 Revital Eres <eres@il.ibm.com>
5661 PR tree-optimization/34263
5662 * tree-outof-ssa.c (process_single_block_loop_latch,
5663 contains_tree_r): New functions.
5664 (analyze_edges_for_bb): Call process_single_block_loop_latch
5665 function to empty single-basic-block latch block if possible.
5667 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5671 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5673 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5675 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5677 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5679 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5681 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5683 PR tree-optimization/34618
5684 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5687 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5690 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5691 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5692 Update copyright year.
5694 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5695 Update copyright year.
5696 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5699 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5701 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5702 edge does not point to current bb before changing need_assert.
5704 2008-01-04 Richard Guenther <rguenther@suse.de>
5707 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5708 for verifying purposes if they are is_gimple_min_invariant.
5710 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5712 PR tree-optimization/34448
5713 PR tree-optimization/34465
5714 * gimplify.c (gimplify_init_constructor): Add new parameter
5715 notify_temp_creation. Use it.
5716 (gimplify_modify_expr_rhs): Take volatiles into account when
5717 optimizing constructors.
5718 Do not optimize constructors if gimplify_init_constructor will dump to
5720 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5721 * gcc.c-torture/compile/pr34448.c: New.
5723 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5725 PR gcov-profile/34609
5726 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5727 return_slot if result is TREE_ADDRESSABLE.
5729 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5731 * config/mips/mips.md (sqrt_condition): Tweak comment.
5732 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5734 2008-01-03 Tom Tromey <tromey@redhat.com>
5737 * c-common.c (c_type_hash): Handle VLAs.
5739 2008-01-03 Jan Hubicka <jh@suse.cz>
5741 PR tree-optimization/31081
5742 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5743 0 when inlining and not inlining to first basic block.
5744 (remap_decl): When var is initialized to 0, don't set default_def.
5745 (expand_call_inline): Set entry_bb.
5746 * tree-inline.h (copy_body_data): Add entry_bb.
5748 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5751 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5754 PR tree-optimization/29484
5755 * tree-inline.c (inline_forbidden_p_2): New function.
5756 (inline_forbidden_p): Disallow inlining if some static var
5757 has an address of a local LABEL_DECL in its initializer.
5758 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5761 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5763 PR tree-optimization/34635
5764 * tree-data-ref.c (add_other_self_distances): Make sure that the
5765 evolution step is constant.
5767 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5770 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5772 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5774 * tree-sra.c (scalarize_init): Insert the generate_element_init
5775 statements after the generate_element_zero statements.
5777 2008-01-02 Richard Guenther <rguenther@suse.de>
5781 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5782 for very large number of operands instead of ICEing.
5784 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5787 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5788 while stack probing.
5790 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5792 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5795 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5798 * tree-mudflap.c (mx_register_decls): Guard warning by
5799 !DECL_ARTIFICIAL check.
5801 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5803 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5804 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5805 sse5_perm<mode>): Fix constraints.