1 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4 (remap_block): Call id->transform_lang_insert_block instead
6 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7 Set id.transform_lang_insert_block to NULL.
8 (clone_body): Move to cp/optimize.c
9 * tree-inline.h (struct copy_body_data): Change
10 transform_lang_insert_block to function pointer.
11 (copy_generic_body, copy_decl_no_change): Export.
12 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16 * c-tree.h (insert_block): Kill.
17 * c-decl.c (insert_block): Kill.
19 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
25 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
26 argument, call {push,pop}_function_context from here.
27 * c-parser.c: Use c_{push,pop}_function_context.
29 * function.c (push_function_context_to): Move meat ...
30 (push_function_context): ... here. Simplify.
31 * function.c (pop_function_context_from): Move meat ...
32 (pop_function_context): ... here. Simplify.
33 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
35 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
36 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
37 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
38 * tree.h (push_function_context_to, pop_function_context_from): Remove.
40 2008-04-03 Ben Elliston <bje@au.ibm.com>
42 * expmed.c (extract_force_align_mem_bit_field): Remove.
44 2008-04-03 Richard Guenther <rguenther@suse.de>
47 * expr.h (try_casesi): Adjust prototype.
48 * expr.c (try_casesi): Take fallback label as extra parameter.
49 Use that for gen_casesi if default_label is NULL.
50 * stmt.c (expand_case): Pass fallback label to try_casesi,
51 make sure to fill gaps with a fallback label if default_label
54 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
57 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
59 2008-04-03 Ben Elliston <bje@au.ibm.com>
61 * expmed.c (extract_split_bit_field): Remove if (0) code.
62 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
63 (do_ds_constraint): Likewise.
65 2008-04-02 Joseph Myers <joseph@codesourcery.com>
67 * doc/cppopts.texi (-dU): Document.
68 * c-common.h (flag_dump_macros): Update comment.
69 * c-opts.c (handle_OPT_d): Handle -dU.
70 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
71 dump_queued_macros, cb_used_define, cb_used_undef): New.
72 (init_pp_output): Handle -dU.
73 (cb_line_change): Call dump_queued_macros.
74 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
76 2008-04-02 Anatoly Sokolov <aesok@post.ru>
78 * config/avr/predicates.md (io_address_operand): New predicate.
79 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
80 * config/avr/avr.c (avr_io_address_p): Remove function.
81 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
82 'avr_io_address_p' function.
83 (out_movhi_r_mr): (Ditto.).
84 (out_movqi_mr_r): (Ditto.).
85 (out_movhi_mr_r): (Ditto.).
86 (avr_address_cost): (Ditto.).
88 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
91 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
92 in 32bit mode when XMM registers are available to avoid store
94 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
95 corresponding post-reload splitters.
97 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
99 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
100 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
101 __builtin_ia32_roundss.
102 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
103 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
104 __builtin_ia32_roundss.
105 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
106 IX86_BUILTIN_SHUFPD here.
108 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.md (plogic): New.
111 (plogicprefix): Likewise.
113 * config/i386/mmx.md (mmx_<code><mode>3): New.
114 (mmx_and<mode>3): Removed.
115 (mmx_ior<mode>3): Likewise.
116 (mmx_xor<mode>3): Likewise.
118 * config/i386/sse.md (<code><mode>3): New.
119 (*<code><mode>3): Likewise.
120 (*<code><mode>3): Likewise.
121 (<code><mode>3): Likewise.
122 (*sse_<code><mode>3): Likewise.
123 (*sse2_<code><mode>3): Likewise.
124 (<code>tf3): Likewise.
125 (*<code>tf3): Likewise.
126 (and<mode>3): Likewise.
127 (*and<mode>3): Likewise.
128 (ior<mode>3): Removed.
129 (*ior<mode>3): Likewise.
130 (xor<mode>3): Likewise.
131 (*xor<mode>3): Likewise.
132 (*and<mode>3): Likewise.
133 (*ior<mode>3): Likewise.
134 (*xor<mode>3): Likewise.
135 (and<mode>3): Likewise.
136 (*sse_and<mode>3): Likewise.
137 (*sse2_and<mode>3): Likewise.
140 (ior<mode>3): Likewise.
141 (*sse_ior<mode>3): Likewise.
142 (*sse2_ior<mode>3): Likewise.
145 (xor<mode>3): Likewise.
146 (*sse_xor<mode>3): Likewise.
147 (*sse2_xor<mode>3): Likewise.
151 2008-04-02 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/14495
154 PR tree-optimization/34793
155 * tree-vrp.c (struct switch_update): New structure.
156 (to_remove_edges, to_update_switch_stmts): New VECs.
157 (simplify_switch_using_ranges): New function. Remove not taken
158 case labels and edges.
159 (simplify_stmt_using_ranges): Call it.
160 (identify_jump_threads): Mark edges we have queued for removal
161 so we don't thread them.
162 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
164 * tree-cfg.c (group_case_labels): Deal with missing default label.
165 (tree_verify_flow_info): Allow missing default label.
166 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
167 (emit_case_nodes): Likewise.
168 (expand_case): Do not rely on the default label to be present.
169 * expr.c (try_casesi): Deal with NULL default_label.
170 (do_tablejump): Likewise.
172 2008-04-02 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/14495
175 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
177 (vrp_visit_switch_stmt): ... but here (new function).
178 (find_case_label_index): New helper function.
179 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
181 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
183 * fwprop.c: Fix ISO-C99ism.
185 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
188 * Makefile.in (objdir): Set it here.
189 * configure.ac: Not here. Find dynamic linker characteristics.
190 * exec-tool.in: Use them.
191 * aclocal.m4: Regenerate.
192 * configure: Regenerate.
194 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
196 * expr.c (expand_var): Delete it.
197 * expr.h (expand_var): Delete prototype.
198 * function.c (expand_function_start): Use expand_decl instead.
199 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
202 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
204 PR rtl-optimization/35542
205 * fwprop.c (forward_propagate_and_simplify): Replace
206 loc_reg_mentioned_in_p with reg_mentioned_p.
208 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
210 PR rtl-optimization/35281
211 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
212 (propagate_rtx_1): Handle PR_HANDLE_MEM.
213 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
214 (varying_mem_p): Move above propagate_rtx.
215 (all_uses_available_at): Do not check MEMs.
217 2008-04-02 Rafael Espindola <espindola@google.com>
219 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
220 (register_edge_assert_for_2): Split the cond argument.
221 (register_edge_assert_for_1): Adjust for the change in
222 register_edge_assert_for_2.
223 (register_edge_assert_for): Split the cond argument.
224 (find_switch_asserts): Adjust for the change in
225 register_edge_assert_for.
227 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
229 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
230 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
231 offsets for 64-bit mingw.
232 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
233 abi for x86_64-pc-mingw.
235 2008-04-02 Richard Guenther <rguenther@suse.de>
237 * tree-vrp.c (extract_range_from_assert): Make sure to not
238 produce range min/max with TREE_OVERFOW set.
239 If merging a anti-range and a range keep the anti-range if
240 the range covers all values of the type.
241 (register_edge_assert_for_2): Only allow sign-changing
242 conversions in detecting canonical range checks. Also
243 register an assert for the unsigned name if useful.
245 PR tree-optimization/35787
246 * tree-vrp.c (vrp_val_max): New function.
247 (vrp_val_min): Likewise.
248 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
249 (vrp_val_is_min): Likewise.
250 (supports_overflow_infinity): Use vrp_val_{min,max}.
251 (negative_overflow_infinity): Likewise.
252 (positive_overflow_infinity): Likewise.
253 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
254 (is_positive_overflow_infinity): Likewise.
255 (is_overflow_infinity): Likewise.
256 (avoid_overflow_infinity): Use vrp_val_{min,max} and
257 vrp_val_is_{min,max}.
258 (set_and_canonicalize_value_range): Canonicalize anti-ranges
259 to ranges if possible. Avoid empty ranges.
261 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
264 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
265 the expression is a function address.
267 2008-04-01 George Helffrich <george@gcc.gnu.org>
269 PR fortran/PR35154, fortran/PR23057
270 * fortran/trans-common.c (create_common): Add decl to function
271 chain to preserve identifier scope in debug output.
273 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
274 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
275 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
276 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
278 (dbxout_syms): Check for COMMON-based symbol and wrap in
279 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
280 in bracket for efficiency.
282 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
283 using DW_TAG_common_block + member offset.
284 (add_pubname_string): New function.
285 (dw_expand_expr): New function to find block name and offset for
287 (common_check): New function to check whether symbol in Fortran COMMON.
288 (gen_variable_die): If COMMON, use DW_TAG_common_block.
290 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
291 use of common is unchanged.
293 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
294 with all combinations of debug options available on target.
295 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
296 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
297 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
298 .stabs functionality.
299 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
302 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
305 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
307 2008-04-02 Ben Elliston <bje@au.ibm.com>
309 * config/v850/v850.md (casesi): Remove if (0) code.
310 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
311 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
313 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/i386.md (rex64suffix): New mode attribute.
316 (floathi<mode>2): Disable expander for SSE math.
317 (*floathi<mode>2_1): New insn insn_and_split pattern.
318 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
319 corresponding post-reload splitters.
320 (*floathi<mode>2_i387): New macroized insn pattern.
321 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
322 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
323 insn_and_split pattern.
324 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
325 New macroized instruction patterns and corresponding post-reload
327 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
328 and corresponding post-reload splitters.
329 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
330 New macroized instruction patterns.
331 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
332 macroized instruction patterns and corresponding post-reload splitters.
333 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
334 corresponding post-reload splitters.
335 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
336 New macroized instruction patterns.
337 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
338 corresponding post-reload splitters.
339 (*floatsi<mode>2_i387): New macroized instruction patterns.
341 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
343 * config/i386/i386.md (smaxmin): New.
345 (maxminiprefix): Likewise.
346 (maxminfprefix): Likewise.
347 (<code><mode>3): Likewise.
348 (smin<mode>3): Removed.
349 (smax<mode>3): Likewise.
351 * config/i386/mmx.md (mmx_<code>v2sf3): New.
352 (mmx_<code>v4hi3): Likewise.
353 (mmx_<code>v8qi3): Likewise.
354 (mmx_smaxv2sf3): Removed.
355 (mmx_sminv2sf3): Likewise.
356 (mmx_umaxv8qi3): Likewise.
357 (mmx_smaxv4hi3): Likewise.
358 (mmx_uminv8qi3): Likewise.
359 (mmx_sminv4hi3): Likewise.
361 * config/i386/sse.md (<addsub><mode>3): New.
362 (*<addsub><mode>3): Likewise.
363 (<sse>_vm<addsub><mode>3): Likewise.
364 (<maxmin><mode>3): Likewise.
365 (*<maxmin><mode>3_finite): Likewise.
366 (*<maxmin><mode>3): Likewise.
367 (<sse>_vm<maxmin><mode>3): Likewise.
368 (sse3_h<addsub>v4sf3): Likewise.
369 (sse3_h<addsub>v2df3): Likewise.
370 (<maxmin>v16qi3): Likewise.
371 (*<maxmin>v16qi3): Likewise.
372 (<maxmin>v8hi3): Likewise.
373 (*<maxmin>v8hi3): Likewise.
374 (*sse4_1_<maxmin><mode>3): Likewise.
375 (*sse4_1_<maxmin><mode>3): Likewise.
376 (add<mode>3): Removed.
377 (*add<mode>3): Likewise.
378 (<sse>_vmadd<mode>3): Likewise.
379 (sub<mode>3): Likewise.
380 (*sub<mode>3): Likewise.
381 (<sse>_vmsub<mode>3): Likewise.
382 (smin<mode>3): Likewise.
383 (*smin<mode>3_finite): Likewise.
384 (*smin<mode>3): Likewise.
385 (<sse>_vmsmin<mode>3): Likewise.
386 (smax<mode>3): Likewise.
387 (*smax<mode>3_finite): Likewise.
388 (*smax<mode>3): Likewise.
389 (<sse>_vmsmax<mode>3): Likewise.
390 (sse3_haddv4sf3): Likewise.
391 (sse3_haddv2df3): Likewise.
392 (sse3_hsubv4sf3): Likewise.
393 (sse3_hsubv2df3): Likewise.
394 (umaxv16qi3): Likewise.
395 (*umaxv16qi3): Likewise.
396 (smaxv8hi3): Likewise.
397 (*smaxv8hi3): Likewise.
398 (*sse4_1_smax<mode>3): Likewise.
399 (*sse4_1_umax<mode>3): Likewise.
400 (uminv16qi3): Likewise.
401 (*uminv16qi3): Likewise.
402 (sminv8hi3): Likewise.
403 (*sminv8hi3): Likewise.
404 (*sse4_1_smin<mode>3): Likewise.
405 (*sse4_1_umin<mode>3): Likewise.
407 2008-04-01 Rafael Espindola <espindola@google.com>
409 * tree-cfg.c (verify_expr): remove in_phi.
410 (verify_stmt): Don't call walk_tree with verify_expr. Use
411 is_gimple_min_invariant instead of is_gimple_val.
413 2008-04-01 Joseph Myers <joseph@codesourcery.com>
415 * doc/include/gpl_v3.texi: Update for manpage generation.
416 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
418 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
419 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
420 gpl_v3.texi instead of gpl.texi.
423 2008-04-01 Jakub Jelinek <jakub@redhat.com>
426 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
428 2008-04-01 Rafael Espindola <espindola@google.com>
430 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
431 (extract_code_and_val_from_cond): Use
432 extract_code_and_val_from_cond_with_ops.
434 2008-04-01 Jan Hubicka <jh@suse.cz>
436 * function.c (free_after_compilation): Free epilogue_delay_list.
437 (prepare_function_start): Assert that previous compilation was freed.
439 2008-04-01 Jan Hubicka <jh@suse.cz>
440 Jim Wilson <wilson@tuliptree.org>
441 Andreas Tobler <andreast@gcc.gnu.org>
444 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
445 rtl.emit instead cfun->emit.
446 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
447 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
449 2008-04-01 Ben Elliston <bje@au.ibm.com>
451 * doc/c-tree.texi (Function Basics): Fix grammatical error.
453 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
455 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
457 (fprofile-use): Add var flag_profile_use
458 * coverage.c (coverage_begin_output): Do not open a gcno file for
459 output only if -ftest-coverage is set.
460 Do not add getpwd() to gcda file path.
461 (build_gcov_info): Check the new flag
462 flag_profile_datafile_relative_path.
463 (coverage_init): Use profile_data_prefix.
464 Read profile counter only if flag_profile_use is set.
465 * opts.c (common_handle_option): New option fprofile-use=,
466 fprofile-dir=, fprofile-generate=.
467 * toplev.c (profile_data_prefix): New variable definition.
468 * toplev.h (profile_data_prefix): New declaration.
469 * doc/invoke.tex (Option Summary, Optimization Options):
472 2008-03-31 James E. Wilson <wilson@tuliptree.org>
474 * varasm.c (output_constant_pool_1): In LABEL_REF check,
475 use tmp consistently.
478 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
479 * config/ia64/ia64.c (rtx_needs_barrier): Handle
480 UNSPEC_FR_RECIP_APPROX_RES.
481 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
483 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
486 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
488 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
491 * fold-const.c (fold_indirect_ref_1): Support accessing non first
492 element of the vector via a pointer.
494 2008-03-31 Ian Lance Taylor <iant@google.com>
496 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
498 2008-03-31 Jan Hubicka <jh@suse.cz>
500 * builtins.c (expand_builtin_setjmp_receiver): Update call of
501 get_arg_pointer_save_area.
502 * expr.c (init_expr): Just clear out rtl.expr.
503 * function.c (free_after_compilation): Clear out whole RTL structure.
504 (get_func_frame_size): Merge into ...
505 (get_frame_size): ... this one.
506 (assign_stack_local_1): Merge into ...
507 (assign_stack_local): ... this one.
508 (expand_function_end): Update call of get_arg_pointer_save_area.
509 (get_art_pointer_save_area): Remove cfun argument.
510 * function.h (emit_status): regno_pointer_align does not need length
511 attribute. Move x_regno_reg_rtx to ...
512 (regno_reg_rtx): ... new global array.
513 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
514 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
515 apply_args_value, forced_labels, stack_pointer_delta):
517 (struct varasm_status): Move here from varasm.c
518 (struct rtl_data): New. Move here some fields from struct function.
519 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
520 frame_offset, stack_check_probe_note, arg_pointer_save_area,
521 used_temp_slots avail_temp_slots, temp_slot_level,
522 nonlocal_goto_handler_labels): Update accesstors.
523 (rtl): New global variable.
524 (struct function): Move some fileds to rtl_data.
525 (get_arg_pointer_save_area): Update prototype.
526 * emit-rtl.c (rtl): Declare.
527 (regno_reg_rtx): Declare.
528 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
530 (gen_reg_rtx): Update.
531 (init_virtual_regs): Do not tate emit_status argument.
532 (init_emit): Do not allocate emit.
533 * varasm.c (varasm_statuc): Move to function.h.
534 (n_deferred_constatns): Update accestor.
535 (init_varasm_status): Do not allocate varasm_status.
536 (force_const_mem, get_pool_size, output_constant_pool): Update.
537 * stmt.c (force_label_rtx): Do not use x_ prefixes.
538 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
540 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
542 PR rtl-optimization/35729
543 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
546 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
549 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
550 load/store if memory is unaligned.
551 (*movti_rex64): Likewise.
553 * config/i386/predicates.md (misaligned_operand): New.
555 2008-03-31 Andrew Pinski <pinskia@gmail.com>
558 * tree-ssa-phiopt.c (conditional_replacement): Return early for
561 2008-03-31 Jan Beulich <jbeulich@novell.com>
563 * config/ia64/constraints.md: Add 'j' constraint.
564 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
565 (movdi_internal): Likewise.
567 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
570 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
572 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
575 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
576 proper error message for the third argument on blendpd and
579 * config/i386/sse.md (blendbits): New.
580 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
582 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
584 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
586 2008-03-30 Richard Guenther <rguenther@suse.de>
589 * fold-const.c (fold_sign_changed_comparison): Do leave
590 conversions to base-types alone.
592 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
594 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
595 the link register if one altivec register is be saved.
597 2008-03-30 Ben Elliston <bje@au.ibm.com>
599 * final.c (final_scan_insn): Remove if (0) code.
601 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
603 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
605 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
607 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
608 of V4SFmode to ix86_binary_operator_ok.
610 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.c (override_options): Initialize
613 ix86_veclib_handler to ix86_veclibabi_svml when
614 -mveclibabi=svml is used.
615 (ix86_veclibabi_svml): New function for SVML ABI style
616 vectorization support.
617 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
619 2008-03-28 Rafael Espindola <espindola@google.com>
621 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
622 (tree_binary_nonnegative_warnv_p): Make it public.
623 (tree_single_nonnegative_warnv_p): Make it public.
624 (tree_invalid_nonnegative_warnv_p): Make it public.
625 (tree_unary_nonzero_warnv_p): Make it public.
626 (tree_binary_nonzero_warnv_p): Make it public
627 (tree_single_nonzero_warnv_p): Make it public.
628 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
629 (extract_range_from_binary_expr): Split the expr argument.
630 (extract_range_from_unary_expr): Split the expr argument.
631 (extract_range_from_comparison): Split the expr argument.
632 (extract_range_from_expr): Use the new aux functions.
633 (vrp_evaluate_conditional_warnv): Use
634 vrp_evaluate_conditional_warnv_with_ops.
635 * tree.h (tree_unary_nonzero_warnv_p): Declare.
636 (tree_binary_nonzero_warnv_p): Declare.
637 (tree_single_nonzero_warnv_p): Declare.
638 (tree_expr_nonzero_warnv_p): Declare.
639 (tree_unary_nonnegative_warnv_p): Declare.
640 (tree_binary_nonnegative_warnv_p): Declare.
641 (tree_single_nonnegative_warnv_p): Declare.
642 (tree_invalid_nonnegative_warnv_p): Declare.
644 2008-03-28 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/30317
647 PR tree-optimization/30911
648 PR tree-optimization/34793
649 * tree-vrp.c (set_and_canonicalize_value_range): New function.
650 (struct assert_locus_d): New member EXPR.
651 (register_new_assert_for): Add EXPR parameter to support
652 ASSERT_EXPR <name, expr OP limit>.
653 (register_edge_assert_for_1): Adjust callers.
654 (find_assert_locations): Likewise.
655 (process_assert_insertions_for): Build condition from expression.
656 (extract_range_from_assert): Handle ASSERT_EXPRs
657 of the form ASSERT_EXPR <name, expr OP limit>.
658 (register_edge_assert_for_2): New helper registering
659 asserts for comparisons. Recognize range tests of the form
660 (unsigned)i - CST1 OP CST2.
661 (register_edge_assert_for_1): Use it.
662 (register_edge_assert_for): Likewise.
663 (needs_overflow_infinity): Integer sub-types
664 do not need overflow infinities.
665 (vrp_val_is_max): The extreme values of integer sub-types
666 are those of the base type.
667 (vrp_val_is_min): Likewise.
668 * tree.def (ASSERT_EXPR): Document extra allowed conditional
671 2008-03-28 Nick Clifton <nickc@redhat.com>
673 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
674 Return GENERAL_REGS for stack adjustment reloads.
676 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
679 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
680 const_vector when all the vectors are constant.
682 2008-03-27 Bob Wilson <bob.wilson@acm.org>
684 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
686 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
687 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
689 (s<code>_sf): Use new scc_sf attribute for opcode names.
691 2008-03-27 Tom Tromey <tromey@redhat.com>
693 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
694 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
695 config/spu/t-spu-elf, config/i386/t-interix,
696 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
697 config/i386/x-darwin, config/i386/x-mingw32,
698 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
699 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
700 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
701 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
702 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
703 config/rs6000/x-darwin, config/rs6000/t-rs6000,
704 config/score/t-score-elf, config/arm/t-strongarm-pe,
705 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
706 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
707 Revert automatic dependency patch.
709 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/i386.c (ix86_function_arg_boundary): Align
713 decimal floating point to its natural boundary.
715 2008-03-27 Richard Guenther <rguenther@suse.de>
718 * fold-const.c (fold_comparison): Restrict distinct decl
719 comparison folding to VAR_DECLs and PARM_DECLs. Do not
720 solely rely on operand_equal_p.
722 2008-03-27 Richard Guenther <rguenther@suse.de>
725 * c-common.c (handle_weak_attribute): Reject combination of
728 2008-03-27 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/32810
731 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
732 conversions from DECL_INITIAL.
733 (fold_const_aggregate_ref): Likewise from constructor elements.
735 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
737 * tree-affine.h (aff_combination_expand): Declare.
738 (get_inner_reference_aff): Likewise.
739 * tree-affine.c (aff_combination_expand): Split out from
740 tree_to_aff_combination_expand.
741 (get_inner_reference_aff): New function.
742 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
743 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
744 (struct lim_aux_data): sm_done field removed.
745 (mem_ref_loc_p, mem_ref_locs_p): New types.
746 (struct mem_ref): Added id, stored, accesses_in_loop,
747 indep_loop, dep_loop, indep_ref, dep_ref fields.
748 Removed is_stored, locs and next fields.
749 (memory_accesses): New variable.
750 (movement_possibility): Do not allow moving statements
751 that store to memory.
752 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
754 (determine_max_movement): For statements with memory references,
755 find the outermost loop in that the reference is independent.
756 (move_computations_stmt): Mark the virtual operands for renaming.
757 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
758 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
759 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
760 add_vop_ref_mapping, create_vop_ref_mapping_loop,
761 create_vop_ref_mapping, analyze_memory_references,
762 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
763 get_all_locs_in_loop, ref_always_accessed_p,
764 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
765 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
766 store_motion_loop, store_motion): New functions.
767 (struct vop_to_refs_elt): New type.
768 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
769 memref_hash, memref_eq, hoist_memory_references): Rewritten.
770 (schedule_sm): Replaced by...
771 (execute_sm): ... this.
772 (determine_lsm_ref, hoist_memory_references,
773 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
774 find_more_ref_vops, free_mem_ref, free_mem_refs,
775 determine_lsm_loop, determine_lsm): Removed.
776 (tree_ssa_lim_finalize): Free data structures used by store motion.
777 (tree_ssa_lim): Call analyze_memory_references. Use
778 store_motion instead of determine_lsm.
780 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
782 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
783 rename tmake_file to m68hc11/t-m68hc11.
784 (mcore): Set inhibit_libc to true.
785 * config.host (alpha*-dec-*vms*): Set extra_programs.
786 (interix3*): Don't use host_xmake_file.
787 * configure.ac: Let config.gcc override inhibit_libc.
788 * configure: Regenerate.
790 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
791 * config/t-openbsd-thread: Remove commented out lines.
793 * config/x-interix: Remove.
795 * config/m68hc11/t-m68hc11-gas: Rename to...
796 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
798 * config/mcore/t-mcore: Remove T_CFLAGS.
799 * config/mcore/t-mcore-pe: Likewise.
801 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
803 * configure.ac: Replace custom __GNU_SOURCE test with
804 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
805 * aclocal.m4: Regenerate.
806 * configure: Regenerate.
807 * config.in: Regenerate.
809 2008-03-27 Richard Guenther <rguenther@suse.de>
811 * fold-const.c (target.h): Include.
812 (fold_comparison): Fold comparison of addresses of decls
813 that bind locally or of constants. Consolidate address folding code.
814 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
815 results from fold_binary_to_constant.
816 (compare_values_warnv): Likewise.
818 2008-03-27 Andrew Pinski <pinskia@gmail.com>
821 * fold-const.c (fold_truthop): Check for integeral types when folding
822 a == 0 && b == 0 and a != 0 || b != 0 .
824 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
826 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
828 2008-03-26 Andreas Schwab <schwab@suse.de>
830 * doc/invoke.texi: Fix use of @item vs. @itemx.
832 2008-03-26 Tom Tromey <tromey@redhat.com>
834 * Makefile.in (build/gensupport.o, build/print-rtl.o,
835 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
836 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
837 build/gencodes.o, build/genconditions.o, build/genconfig.o,
838 build/genconstants.o, build/genemit.o, build/genextract.o,
839 build/genflags.o, build/genmddeps.o, build/genopinit.o,
840 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
843 2008-03-26 Richard Guenther <rguenther@suse.de>
846 2008-03-26 Richard Guenther <rguenther@suse.de>
848 * fold-const.c (target.h): Include.
849 (fold_comparison): Fold comparison of addresses of two decls
850 that bind locally. Consolidate address folding code.
852 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
855 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
856 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
857 dconstsqrt2, dconstthird, dconste and/or dconst10.
858 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
859 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
860 dconstsqrt2, dconste): Delete.
861 (init_emit_once): Likewise. Simplify initializing dconstm1.
863 * real.c (get_real_const): New.
864 * real.h (dconst3, dconst10, dconstm2, dconstthird,
865 dconstsqrt2, dconste): Delete.
866 (real_value_const, get_real_const): New.
868 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
870 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
872 * config/i386/i386.c (ix86_function_arg_boundary): Check
873 BIGGEST_ALIGNMENT instead of 128.
874 (setup_incoming_varargs_64): Likewise.
876 2008-03-26 Tom Tromey <tromey@redhat.com>
878 * Makefile.in (DEPFILES): Add missing '/'.
880 2008-03-26 Richard Guenther <rguenther@suse.de>
882 * fold-const.c (target.h): Include.
883 (fold_comparison): Fold comparison of addresses of two decls
884 that bind locally. Consolidate address folding code.
886 2008-03-26 Nick Clifton <nickc@redhat.com>
889 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
890 not allow INT+INT as a legitimate addressing mode.
892 2008-03-26 Richard Guenther <rguenther@suse.de>
894 * tree-flow.h (widen_bitfield): Remove declaration.
895 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
896 (widen_bitfield): Remove function.
897 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
900 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
903 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
906 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
908 PR rtl-optimization/35232
909 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
910 (forget_old_reloads_1, forget_marked_reloads): Don't clear
911 reg_reloaded_call_part_clobbered here.
912 (reload_regs_reach_end_p): New function.
913 (reload_reg_rtx_for_input): New variable.
914 (reload_reg_rtx_for_output): Likewise.
915 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
916 when reassigning a pseudo register. Load reloadreg from
917 reload_reg_rtx_for_input, moving the mode and register
919 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
920 instead of the original when deciding whether an input reload
921 would be a no-op or whether an output reload can be deleted.
922 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
923 when setting up new_spill_reg_store. Load it from
924 reload_reg_rtx_for_output, moving the mode and register
926 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
927 instead of the original when deciding whether an output reload
928 would be a no-op. Do the same when modifying insn notes.
929 Use rtx_equal_p instead of == to compare the registers.
930 (inherit_piecemeal_p): Take a mode and two register numbers
932 (emit_reload_insns): Clear new_spill_reg_store for every hard
933 register in the reload register. Remove spill registers
934 from reg_reloaded_valid before considering whether to record
935 inheritance information for them. Use reload_reg_rtx_for_output
936 instead of reg_rtx when recording output reloads. Use
937 reload_reg_rtx_for_input instead of reg_rtx when recording
938 input reloads. Set or clear reg_reloaded_call_part_clobbered
939 at the same time as setting reg_reloaded_valid.
940 (delete_output_reload): Add a new_reload_reg parameter and use it
941 instead of rld[j].reg_rtx.
942 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
945 2008-03-25 Tom Tromey <tromey@redhat.com>
947 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
948 (build/genattr.o): Likewise.
949 (build/genattrtab.o): Likewise.
950 (build/gencodes.o): Likewise.
951 (build/genconfig.o): Likewise.
952 (build/genconstants.o): Likewise.
953 (build/genemit.o): Likewise.
954 (build/genextract.o): Likewise.
955 (build/genflags.o): Likewise.
957 2008-03-25 Bob Wilson <bob.wilson@acm.org>
959 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
960 instead of size_int for integer types.
961 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
962 to match type of MINUS_EXPR.
964 2008-03-25 Tom Tromey <tromey@redhat.com>
966 * configure: Rebuilt.
967 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
970 2008-03-25 Tom Tromey <tromey@redhat.com>
972 * config/x-solaris (host-solaris.o): Update.
973 * config/x-linux (host-linux.o): Update.
974 * config/x-hpux (host-hpux.o): Update.
975 * config/x-darwin (host-darwin.o): Update.
976 * config/v850/t-v850e (v850-c.o): Update.
977 * config/v850/t-v850 (v850-c.o): Update.
978 * config/t-vxworks (vxworks.o): Update.
979 * config/t-sol2 (sol2-c.o, sol2.o): Update.
980 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
981 * config/spu/t-spu-elf (spu-c.o): Update.
983 * config/sh/t-symbian (sh-c.o): Update.
985 * config/sh/t-sh (sh-c.o): Update.
986 * config/score/t-score-elf (score7.o, score3.o): Update.
987 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
988 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
989 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
990 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
992 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
993 * config/m32c/t-m32c (m32c-pragma.o): Update.
994 * config/ia64/t-ia64 (ia64-c.o): Update.
995 * config/i386/x-mingw32 (host-mingw32.o): Update.
996 * config/i386/x-i386 (driver-i386.o): Update.
997 * config/i386/x-darwin (host-i386-darwin.o): Update.
998 * config/i386/x-cygwin (host-cygwin.o): Update.
999 * config/i386/t-nwld (nwld.o): Update.
1000 * config/i386/t-netware (netware.o): Update.
1001 * config/i386/t-interix (winnt.o): Update.
1002 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1003 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1004 msformat-c.o): Update.
1005 * config/bfin/t-bfin-linux (generated_files): Add
1006 linux-sysroot-suffix.h.
1007 * config/arm/t-wince-pe (pe.o): Update.
1008 * config/arm/t-strongarm-pe (pe.o): Update.
1009 * config/arm/t-pe (pe.o): Update.
1010 * config/arm/t-arm (arm-c.o): Update.
1011 * doc/install.texi (Prerequisites): Require make 3.80.
1012 * Makefile.in: Remove .o targets.
1013 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1014 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1015 (simple_generated_h, simple_generated_c): Move earlier.
1016 (generated_files): New variable.
1017 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1018 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1019 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1020 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1021 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1022 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1023 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1024 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1025 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1026 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1027 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1028 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1030 (COMPILE.base, COMPILE): New variables.
1031 (%.o): New pattern rule.
1032 (ALL_HOST_OBJS): New variable.
1033 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1034 (dummy-checksum.o, cc1-checksum.o): Remove.
1035 (DRIVER_SHLIB): New variable.
1036 (DRIVER_DEFINES): Use it.
1037 (gencondmd.c): Move out of build/.
1038 (s-conditions): Update.
1039 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1040 (ALL_BUILD_OBJS): Likewise.
1041 (build/%.o): Use BUILDCOMPILE.
1042 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1043 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1044 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1045 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1046 build/genconfig.o, build/genconstants.o, build/genemit.o,
1047 build/genextract.o, build/genflags.o, build/genmddeps.o,
1048 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1049 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1050 build/gen-protos.o, build/scan.o, build/fix-header.o,
1051 build/scan-decls.o): Simplify.
1052 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1053 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1054 prefix.o, toplev.o): Reduce to variable setting.
1055 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1056 ($(out_object_file), gcc-options.o): New targets.
1057 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1058 * configure: Rebuilt.
1059 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1060 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1062 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1064 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1065 complain when we hit an error, return ERROR_MARK_NODE.
1067 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1069 * config/sh/constraints.md (Pso, Psz): New constraints.
1070 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1071 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1073 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1075 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1076 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1078 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1080 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1081 (prefetch_sh2a): New.
1083 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1084 Naveen.H.S <naveen.hs@kpitcummins.com>
1086 * config/sh/constraints.md (I28): New constraint.
1087 * config/sh/sh.c (broken_move): Add support for movi20s.
1088 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1090 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1091 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1092 Naveen.H.S <naveen.hs@kpitcummins.com>
1094 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1095 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1096 (print_operand): Handle resbank in %@ operand code.
1097 (sh_encode_section_info): New.
1098 (push_regs): Add conditions for resbank.
1099 (sh_expand_epilogue): Likewise.
1100 (sh_insert_attributes): Likewise.
1101 (sh_attribute_table): Likewise.
1102 (sh_handle_resbank_handler_attribute): New.
1103 (sh2a_handle_function_vector_handler_attribute): New.
1104 (sh2a_is_function_vector_call): New.
1105 (sh2a_get_function_vector_number): New.
1106 (sh2a_function_vector_p): New.
1107 (sh_cfun_resbank_handler_p): New.
1108 * config/sh/sh.md (calli): Emit jsr/n if possible.
1109 (calli_tbr_rel): New.
1110 (calli_pcrel): Emit jsr/n if possible.
1111 (return_i): Emit rts/n if possible.
1112 (call_valuei_tbr_rel): New.
1113 (call_valuei_pcrel): Add condition for SH2A target.
1114 (call_value): Likewise.
1115 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1116 (sh2a_get_function_vector_number): Likewise.
1117 (sh2a_is_function_vector_call): Likewise.
1118 * doc/extend.texi: Document TBR relative addressing of SH2A.
1119 (resbank): Add description for SH2A.
1121 2008-03-24 Richard Guenther <rguenther@suse.de>
1124 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1125 pointer assignments change conversions according to middle-end rules.
1126 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1127 * configure.ac: Include type checking in yes.
1128 * configure: Regenerate.
1130 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1132 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1133 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1135 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1137 * gthr-vxworks.h (UNUSED): Define.
1139 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1141 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1143 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1145 * doc/extend.texi (Function Attributes): Add missing comma in the
1146 example of the "alloc_size" attribute.
1148 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1151 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1153 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1156 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1159 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1160 of the underlying type of a MS bitfield layout to the natural
1161 alignment of the type.
1163 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1166 to their natural alignment to avoid store forwarding stalls.
1168 2008-03-22 Richard Guenther <rguenther@suse.de>
1170 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1171 For PHI nodes verify the address is invariant.
1172 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1173 (get_symbol_constant_value): Use is_gimple_min_invariant.
1174 (maybe_fold_stmt_indirect): Likewise.
1176 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1178 PR rtl-optimization/33927
1179 * Makefile.in (dse.o): Depend on $(TM_P_H).
1180 * expr.h (extract_low_bits): Declare.
1181 * expmed.c (extract_low_bits): New function.
1182 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1183 * dse.c: Include tm_p.h.
1184 (find_shift_sequence): Remove the read_reg argument and return the
1185 read value. Emit the instructions instead of returning them.
1186 Iterate on new_mode rather than calculating it each time.
1187 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1188 source to NEW_MODE and extract_low_bits to convert the shifted
1190 (replace_read): Allow the load and store to have different mode
1191 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1192 or extraction instructions before trying the replacement. Update
1193 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1195 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1198 to their natural alignment to avoid store forwarding stalls.
1200 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1204 encouraging but not allowing gprs for input;
1205 change the input constraint to !f#r.
1206 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1208 change the output constraint to !f#r.
1210 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1213 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1214 corresponding post-reload splitters.
1215 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1216 when x87 FP math is selected.
1217 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1218 New function prototype.
1219 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1220 unreachable function to ease macroization of insn patterns.
1222 2008-03-21 Martin Jambor <mjambor@suse.cz>
1224 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1225 reference dumps if ddr is NULL or dependence is unknown.
1227 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1229 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1230 unsigned extension into account.
1231 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1232 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1233 Do computations on a scratch register.
1235 2008-03-21 Richard Guenther <rguenther@suse.de>
1237 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1238 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1239 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1240 * tree-ssa-dom.c (record_equality): Likewise.
1241 * tree-inline.c (copy_body_r): Likewise.
1242 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1245 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1247 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1248 as 'delete_unused' argument.
1250 2008-03-20 Richard Guenther <rguenther@suse.de>
1252 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1253 special casing of constant qualifiers.
1254 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1255 care about them in general.
1256 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1257 regardless of their type.
1258 (fold_stmt_r): Forcefully fold *& if we end up with that.
1260 2008-03-20 Paul Brook <paul@codesourcery.com>
1262 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1263 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1265 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1267 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1268 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1270 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1272 * common.opt (Wmudflap): New option.
1273 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1274 (mx_register_decls): Likewise.
1275 (mudflap_finish_file): Likewise.
1276 * doc/invoke.texi: Document -Wno-mudflap.
1278 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1280 * c-format.c (replace_format_name_to_system_name): New.
1282 (convert_format_name_to_system_name): New.
1283 (decode_format_attr): Add use of convert_format_name_to_system_name.
1284 (format_types_orig): Add gnu_ prefix to names.
1285 (check_format_info_main): Special treating of \0 escaped names for
1286 supporting multi-character format specifiers as I32, I64.
1287 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1288 (gnu_target_overrides_format_attributes): New.
1289 * c-format.h: Add structure target_ovr_attr to hold
1290 system specific formatter names.
1291 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1292 msformat-c.o file to c_target_objs and cxx_target_objs.
1293 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1294 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1295 (TARGET_N_FORMAT_TYPES): New.
1296 * config/i386/msformat-c.c: New.
1297 * config/i386/t-cygming: Add build rule for msformat-c.o.
1298 * doc/extend.texi: Add new format names gnu_* and ms_* and
1300 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1302 2008-03-20 Ira Rosen <irar@il.ibm.com>
1304 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1305 optimizations turned on under -O3.
1306 (ftree-vectorize): Add that the flag is turned on with -O3.
1308 2008-03-20 Ben Elliston <bje@au.ibm.com>
1310 * regmove.c (try_auto_increment): Fix spelling error in comment.
1311 * final.c (final_scan_insn): Likewise.
1313 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1317 allocator preferences for "y" and "r" class registers.
1318 ("*mov<mode>_internal"): Ditto.
1319 ("*movv2sf_internal_rex64"): Ditto.
1320 ("*movv2sf_internal"): Ditto.
1322 2008-03-19 Michael Matz <matz@suse.de>
1325 * calls.c (expand_call): Check overlap of arguments with call
1326 address for sibcalls.
1328 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1331 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1332 of the underlying type of a MS bitfield layout to the natural
1333 alignment of the type.
1335 2008-03-19 Jan Hubicka <jh@suse.cz>
1338 * toplev.c (decode_d_option): Handle all CPP flags.
1339 * tree-vrp.c: Update tree_pass descriptors.
1340 * regrename.c: Update tree_pass descriptors.
1341 * fwprop.c: Update tree_pass descriptors.
1342 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1343 * tree-into-ssa.c: Update tree_pass descriptors.
1344 * tree-dump.c: Update tree_pass descriptors.
1345 * tree-complex.c: Update tree_pass descriptors.
1346 * tree-dump.h: Update tree_pass descriptors.
1347 * see.c: Update tree_pass descriptors.
1348 * cgraphbuild.c: Update tree_pass descriptors.
1349 * tracer.c: Update tree_pass descriptors.
1350 * tree-loop-distribution.c: Update tree_pass descriptors.
1351 * cgraph.c: Update tree_pass descriptors.
1352 * postreload-gcse.c: Update tree_pass descriptors.
1353 * postreload.c: Update tree_pass descriptors.
1354 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1355 * tree-tailcall.c: Update tree_pass descriptors.
1356 * tree-pass.h (tree_opt_pass): Rename to ...
1357 (opt_pass) ... this one; add "type" field and remove letter field.
1358 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1359 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1360 all_lowering_passes): Update declaration.
1361 * ipa-cp.c: Update tree_pass descriptors.
1362 * final.c: Update tree_pass descriptors.
1363 * omp-low.c: Update tree_pass descriptors.
1364 * tree-ssa-dse.c: Update tree_pass descriptors.
1365 * ipa-reference.c: Update tree_pass descriptors.
1366 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1367 * auto-inc-dec.c: Update tree_pass descriptors.
1368 * reorg.c: Update tree_pass descriptors.
1369 * cgraphunit.c: Update tree_pass descriptors.
1370 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1371 * tree-ssa-ccp.c: Update tree_pass descriptors.
1372 * df-core.c: Update tree_pass descriptors.
1373 * mode-switching.c: Update tree_pass descriptors.
1374 * tree-nomudflap.c: Update tree_pass descriptors.
1375 * modulo-sched.c: Update tree_pass descriptors.
1376 * ipa-pure-const.c: Update tree_pass descriptors.
1377 * cse.c: Update tree_pass descriptors.
1378 * web.c: Update tree_pass descriptors.
1379 * tree-stdarg.c: Update tree_pass descriptors.
1380 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1381 * tree-ssa-dom.c: Update tree_pass descriptors.
1382 * tree-nrv.c: Update tree_pass descriptors.
1383 * tree-ssa-alias.c: Update tree_pass descriptors.
1384 * loop-init.c: Update tree_pass descriptors.
1385 * gimple-low.c: Update tree_pass descriptors.
1386 * ipa-inline.c: Update tree_pass descriptors.
1387 * tree-ssa-sink.c: Update tree_pass descriptors.
1388 * global.c: Update tree_pass descriptors.
1389 * ifcvt.c: Update tree_pass descriptors.
1390 * jump.c: Update tree_pass descriptors.
1391 * predict.c: Update tree_pass descriptors.
1392 * tree-ssa-loop.c: Update tree_pass descriptors.
1393 * recog.c: Update tree_pass descriptors.
1394 * dse.c: Update tree_pass descriptors.
1395 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1396 * tree-eh.c: Update tree_pass descriptors.
1397 * regmove.c: Update tree_pass descriptors.
1399 * function.c: Update tree_pass descriptors.
1400 * tree-vectorizer.c: Update tree_pass descriptors.
1401 * gcse.c: Update tree_pass descriptors.
1402 * ipa-type-escape.c: Update tree_pass descriptors.
1403 * tree-if-conv.c: Update tree_pass descriptors.
1404 * init-regs.c: Update tree_pass descriptors.
1405 * ipa.c: Update tree_pass descriptors.
1406 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1407 * rtl-factoring.c: Update tree_pass descriptors.
1408 * lower-subreg.c: Update tree_pass descriptors.
1409 * bt-load.c: Update tree_pass descriptors.
1410 * tree-dfa.c: Update tree_pass descriptors.
1411 * except.c: Update tree_pass descriptors.
1412 * emit-rtl.c: Update tree_pass descriptors.
1413 * cfgexpand.c: Update tree_pass descriptors.
1414 * tree-cfgcleanup.c: Update tree_pass descriptors.
1415 * cfgcleanup.c: Update tree_pass descriptors.
1416 * tree-ssa-pre.c: Update tree_pass descriptors.
1417 * tree-sra.c: Update tree_pass descriptors.
1418 * tree-mudflap.c: Update tree_pass descriptors.
1419 * tree-ssa-copy.c: Update tree_pass descriptors.
1420 * cfglayout.c: Update tree_pass descriptors.
1421 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1422 * tree-ssa-dce.c: Update tree_pass descriptors.
1423 * tree-ssa.c: Update tree_pass descriptors.
1424 * regclass.c: Update tree_pass descriptors.
1425 * integrate.c: Update tree_pass descriptors.
1426 * tree-optimize.c: Update tree_pass descriptors.
1427 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1428 * tree-object-size.c: Update tree_pass descriptors.
1429 * combine.c: Update tree_pass descriptors.
1430 * tree-outof-ssa.c: Update tree_pass descriptors.
1431 * bb-reorder.c: Update tree_pass descriptors.
1432 * stack-ptr-mod.c: Update tree_pass descriptors.
1433 * var-tracking.c: Update tree_pass descriptors.
1434 * tree-profile.c: Update tree_pass descriptors.
1435 * tree-vect-generic.c: Update tree_pass descriptors.
1436 * reg-stack.c: Update tree_pass descriptors.
1437 * sched-rgn.c: Update tree_pass descriptors.
1438 * tree-ssa-structalias.c: Update tree_pass descriptors.
1439 * tree-cfg.c: Update tree_pass descriptors.
1440 * passes.c (current_pass): Update declaration.
1441 (finish_optimization_passes): Update.
1442 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1443 (register_one_dump_file, register_dump_files_1, next_pass_1):
1445 (init_optimization_passes): Update handling of new types.
1446 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1447 * ipa-struct-reorg.c: Update tree_pass descriptors.
1448 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1449 * combine-stack-adj.c: Update tree_pass descriptors.
1450 * cfgrtl.c: Update tree_pass descriptors.
1451 * dce.c: Update tree_pass descriptors.
1452 * tree-ssanames.c: Update tree_pass descriptors.
1454 2008-03-19 Richard Guenther <rguenther@suse.de>
1457 * tree-ssa.c (walk_data): New structure.
1458 (warn_uninitialized_var): If not always_executed warn with "maybe"
1460 (execute_early_warn_uninitialized): Compute post-dominators.
1461 Initialize always_executed before processing each basic block.
1463 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1466 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1467 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1469 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1471 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1473 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1475 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1477 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1478 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1479 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1480 target after ignore has been set, and move there also the commputation
1481 of subtarget and original_target.
1482 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1483 (LANG_HOOKS_INITIALIZER): Remove it.
1484 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1486 2008-03-18 Richard Guenther <rguenther@suse.de>
1488 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1489 found an expression with constants, note that in the VN for the lhs.
1490 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1491 fold them to constants if possible. Run cleanup_cfg if done so.
1492 (execute_pre): Return todo.
1494 (execute_fre): Likewise.
1495 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1497 (get_prop_source_stmt): Look through pointer conversions.
1499 2008-03-18 Jan Hubicka <jh@suse.cz>
1501 * tree-pretty-print.c: Include predict.h.
1502 (dump_generic_node): Dump predictor.
1503 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1504 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1505 * gimple-low.c (lower_stmt): Likewise.
1506 * expr.c (expand_expr_real): Likewise.
1507 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1509 (build_predict_expr, build_predict_expr): New.
1510 * predict.h (predictor_name, build_predict_expr): Update.
1511 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1512 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1513 * predict.def (PRED_CONTINUE): Update hitrate.
1514 * tree.def (PREDICT_EXPR): Define.
1515 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1516 do not handle BIND_EXPR.
1517 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1518 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1519 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1522 2008-03-18 Michael Matz <matz@suse.de>
1524 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1526 2008-03-18 Richard Guenther <rguenther@suse.de>
1528 * tree-gimple.h (is_gimple_invariant_address): Declare.
1529 (is_gimple_constant): Likewise.
1530 * tree-gimple.c (is_gimple_constant): New function.
1531 (is_gimple_invariant_address): Likewise.
1532 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1533 and is_gimple_invariant_address.
1534 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1536 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1537 an addressable base.
1539 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1542 * gimplify.c (gimplify_expr): Gimplify second operand of
1545 2008-03-17 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/19637
1548 * fold-const.c (fold_unary): Remove restrictions of removing
1549 intermediate pointer-conversions (P2)(P1)P0.
1550 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1551 conversion to void pointer.
1552 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1554 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1557 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1558 emulated thread local variables.
1560 2008-03-16 Richard Guenther <rguenther@suse.de>
1563 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1564 expand TREE_INVARIANT operations that are not gimple invariant.
1566 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1568 * doc/extend.texi (Alignment): Say that the ABI controls
1569 the __alignof__ for non-strict-alignment targets rather
1570 than being a recommendation.
1572 2008-03-15 Paul Brook <paul@codesourcery.com>
1574 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1576 (arm_output_fn_unwind): Mark functions that can not be unwound.
1578 2008-03-15 Paul Brook <paul@codesourcery.com>
1580 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1581 extension instructions.
1583 2008-03-15 Richard Guenther <rguenther@suse.de>
1585 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1586 and fold constant aggregate refs.
1587 (fold_const_aggregate_ref): Handle string constants
1588 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1589 (evaluate_stmt): Simplify now that ccp_fold folds constant
1592 2008-03-15 Paul Brook <paul@codesourcery.com>
1594 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1595 (extzv): Use gen_extzv_t2.
1596 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1598 2008-03-15 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1601 (fold_const_aggregate_ref): Likewise.
1602 (get_value): Return NULL if we don't have any values.
1603 (ccp_finalize): Set const_val to NULL after freeing it.
1604 * tree-flow.h (get_symbol_constant_value): Declare.
1605 (fold_const_aggregate_ref): Likewise.
1606 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1608 2008-03-15 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1612 to not produce negative array indices if not allowed. Add
1613 parameter to indicate that.
1614 (maybe_fold_offset_to_component_ref): Allow negative array
1615 indices only for the first member of a structure.
1616 (maybe_fold_offset_to_reference): Allow negative array indices.
1617 (maybe_fold_stmt_addition): Likewise.
1619 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1620 Anatoly Sokolov <aesok@post.ru>
1622 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1623 (avr_arch): Add ARCH_AVR6.
1624 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1625 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1626 instead of fixed value 2.
1627 (print_operand_address): Use gs() asm specifier instead of pm().
1628 (avr_assemble_integer): (Ditto.).
1629 (avr_output_addr_vec_elt): (Ditto.).
1630 (print_operand): Handle "!" code.
1631 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1632 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1633 (AVR_HAVE_EIJMP_EICALL): Define.
1634 (AVR_3_BYTE_PC): Redefine.
1635 (AVR_2_BYTE_PC): (Ditto.).
1636 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1637 (LINK_SPEC): Add atmega2560 and atmega2561.
1638 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1640 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1641 for 3 byte PC devices.
1642 (call_value_insn): (Ditto.).
1643 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1644 (indirect_jump): Use only for for 2 byte PC devices.
1645 (*tablejump): (Ditto.).
1646 (*indirect_jump_avr6): Add insn.
1647 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1648 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1649 instead of ijmp for 3 byte PC devices.
1650 (__tablejump2__): (Ditto.).
1651 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1652 (MULITLIB_DIRNAMES): (Ditto.).
1653 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1655 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1658 "sse2_umulsidi3". Use V1DI mode for operand 0.
1659 ("mmx_psadbw"): Use V1DI mode for operand 0.
1660 * config/i386/i386-modes.def (V1SI): New vector mode.
1661 * config/i386/i386.c (struct builtin_description)
1662 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1663 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1664 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1665 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1666 v1di_ftype_v8qi_v8qi type.
1667 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1669 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1670 __builtin_ia32_pmuludq]: Fix the mode of return value.
1672 2008-03-15 Richard Guenther <rguenther@suse.de>
1675 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1678 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1680 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1681 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1682 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1683 unless TARGET_SERIALIZE_VOLATILE is enabled.
1684 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1685 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1686 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1688 2008-03-14 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/34172
1691 * tree-flow.h (refs_may_alias_p): Declare.
1692 (get_single_def_stmt): Likewise.
1693 (get_single_def_stmt_from_phi): Likewise.
1694 (get_single_def_stmt_with_phi): Likewise.
1695 * tree-dfa.c (refs_may_alias_p): New function.
1696 (get_single_def_stmt): Likewise.
1697 (get_single_def_stmt_from_phi): Likewise.
1698 (get_single_def_stmt_with_phi): Likewise.
1699 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1700 (vn_reference_lookup_1): New helper function.
1701 (vn_reference_lookup): Walk the virtual use-def chain to
1702 continue searching for a match if the def does not alias the
1703 reference we are looking for.
1705 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1707 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1708 archive and Perzl. Update The Written Word listing.
1710 2008-03-14 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/34043
1713 PR tree-optimization/33989
1714 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1716 (bitmap_find_leader): Use extra argument to verify dominance
1717 relationship inside a basic-block.
1718 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1719 (find_leader_in_sets): Adjust.
1720 (create_component_ref_by_pieces): Take extra argument for
1721 dominance check, handle lookup failures.
1722 (find_or_generate_expression): Likewise.
1723 (create_expression_by_pieces): Likewise.
1724 (insert_into_preds_of_block): Adjust.
1725 (create_value_expr_from): If asked for, verify all operands
1726 are in the blocks AVAIL_OUT set.
1727 (make_values_for_stmt): Check for SSA_NAMEs that are life
1728 over an abnormal edge.
1729 (compute_avail): Remove such check.
1730 (do_SCCVN_insertion): New function.
1731 (eliminate): If we do not find a leader suitable for replacement
1732 insert a replacement expression from SCCVN if available.
1733 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1734 (struct vn_ssa_aux): Add needs_insertion flag.
1735 * tree-ssa-sccvn.c (may_insert): New global flag.
1736 (copy_reference_ops_from_ref): Value-number union member access
1737 based on its size, not type and member if insertion is allowed.
1738 (visit_reference_op_load): For a weak match from union type
1739 punning lookup a view-converted value and insert a SSA_NAME
1740 for that value if that is not found.
1741 (visit_use): Make dumps shorter. Do not disallow value numbering
1742 SSA_NAMEs that are life over an abnormal edge to constants.
1743 (free_scc_vn): Release inserted SSA_NAMEs.
1744 (run_scc_vn): New flag to specify whether insertion is allowed.
1745 Process SSA_NAMEs in forward order.
1746 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1747 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1748 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1749 pointer type to/from integral types that do not change the
1750 precision to regular conversions.
1752 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1754 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1755 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1756 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1757 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1758 input arguments and the mode of return value. Built-in functions
1759 that operate on whole 64-bit MMX register now use V1DI mode.
1761 2008-03-13 Alon Dayan <alond@il.ibm.com>
1762 Olga Golovanevsky <olga@il.ibm.com>
1764 PR tree-optimization/35041
1765 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1766 to locate the right position in a statement.
1768 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/xmmintrin.h: Change all static inline functions to
1773 extern inline and add __gnu_inline__ attribute.
1774 * config/i386/bmintrin.h: Ditto.
1775 * config/i386/smmintrin.h: Ditto.
1776 * config/i386/tmmintrin.h: Ditto.
1777 * config/i386/mmintrin-common.h: Ditto.
1778 * config/i386/ammintrin.h: Ditto.
1779 * config/i386/emmintrin.h: Ditto.
1780 * config/i386/pmmintrin.h: Ditto.
1781 * config/i386/mmintrin.h: Ditto.
1782 * config/i386/mm3dnow.h: Ditto.
1784 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1787 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1788 (lower_omp_2): New function.
1789 (lower_omp_1, lower_omp): Rewritten.
1791 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1794 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1795 with the phrase "Microsoft Windows compilers".
1796 (Push/Pop Macro Pragmas): New subsection. Document
1797 #pragma push_macro and pragma pop_macro.
1799 2008-03-12 Paul Brook <paul@codesourcery.com>
1801 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1803 2008-03-12 Paul Brook <paul@codesourcery.com>
1805 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1806 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1807 (thumb2_addsi_shortim): Rename ...
1808 (thumb2_addsi_short): ... to this. Allow register operands.
1809 (thumb2_subsi_short): New pattern.
1810 (thumb2_one_cmplsi2_short,
1811 thumb2_negsi2_short): New patterns and peepholes.
1813 2008-03-12 Paul Brook <paul@codesourcery.com>
1815 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1817 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1819 * config/i386/i386.md (int_cond): New code iterator.
1821 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1822 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1823 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1824 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1825 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1826 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1827 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1828 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1830 2008-03-12 Paul Brook <paul@codesourcery.com>
1832 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1833 instead of {arm,thumb}_compute_save_reg_mask.
1834 (output_return_instruction): Ditto.
1835 (thumb_unexpanded_epilogue): Ditto.
1836 (thumb1_expand_prologue): Ditto.
1837 (thumb1_output_function_prologue): Ditto.
1838 (arm_set_return_address): Ditto.
1839 (thumb_set_return_address): Ditto.
1840 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1841 regs to achieve stack alignment.
1842 (thumb1_compute_save_reg_mask): Fix compiler warning.
1843 (arm_output_epilogue): Use offsets->saved_regs_mask.
1844 Adjust stack pointer by poping call clobered registers.
1845 (arm_expand_prologue): Use offsets->saved_regs_mask.
1846 Adjust stack pointer by pushing extra registers.
1847 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1849 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1852 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1853 conversion to the operands of a multiplication.
1855 2008-03-12 Richard Guenther <rguenther@suse.de>
1857 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1858 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1859 * timevar.def (TV_TREE_PHIPROP): Add.
1860 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1861 pass description. Use TV_TREE_PHIPROP.
1862 * tree-ssa-forwprop.c: Remove phiprop code.
1864 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1867 * omp-low.c (maybe_lookup_decl): Constify first argument.
1868 (use_pointer_for_field): Change last argument from bool to
1869 omp_context *. Disallow shared copy-in/out in nested
1870 parallel if decl is shared in outer parallel too.
1871 (build_outer_var_ref, scan_sharing_clauses,
1872 lower_rec_input_clauses, lower_copyprivate_clauses,
1873 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1875 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1876 Ira Rosen <irar@il.ibm.com>
1878 * tree-vectorizer.c (free_stmt_vec_info): New function.
1879 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1880 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1881 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1882 * tree-vect-transform.c (vectorizable_conversion): Free
1883 vec_oprnds0 if it was allocated.
1884 (vect_permute_store_chain): Remove unused VECs.
1885 (vectorizable_store): Free VECs that are allocated in the..
1887 (vect_transform_strided_load, vectorizable_load): Likewise.
1888 (vect_remove_stores): Simplify the code.
1889 (vect_transform_loop): Move code to vect_remove_stores().
1890 Call vect_remove_stores() and free_stmt_vec_info().
1892 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1894 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1895 TARGET_HPUX. Revise comment.
1896 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1897 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1898 Use sr4 variant of `be' instruction when not generating PIC code.
1899 (attr_length_call): Adjust for above change.
1901 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1903 * ipa-reference.c (static_execute): Remove module_statics_const and
1904 associated setting code.
1906 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1910 predicate for operand 1.
1911 (paritysi2_cmp): Use register_operand predicate for operand 2.
1912 Use earlyclobber modifier for operand 1. Remove support for
1914 (paritydi2_cmp): Use register_operand predicate for operand 3.
1915 Use earlyclobber modifier for operand 1. Remove support for
1918 2008-03-11 Paul Brook <paul@codesourcery.com>
1919 Vladimir Prus <vladimir@codesourcery.com>
1921 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1922 (arm_compute_save_reg0_reg12_mask): Always
1923 check if register 11 must be saved. Always safe hard frame pointer
1924 when frame_pointer_needeed.
1925 (arm_compute_save_reg_mask): Save IP and PC
1926 only with apcs frames.
1927 (arm_output_epilogue): Adjust Thumb2 codepath to
1928 be also invoked and work for ARM non-apcs frames.
1929 (arm_expand_prologue): Don't bother saving IP
1930 for non-apcs frame, since it's not clobbered by
1931 prologue code. Implement non-apcs frame
1934 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1936 PR rtl-optimization/35281
1937 * expr.c (convert_move): Use a new pseudo for the intermediate
1938 from_mode->word_mode result.
1940 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1942 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1943 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1944 * toplev.c (compile_file): Don't call it.
1946 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1949 * expr.c (store_expr): Call emit_block_move if the mode
1950 of "temp" RTX is BLKmode.
1952 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1953 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/31358
1956 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1957 the step with a NULL_TREE.
1958 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1959 to sizetype if type is a pointer type.
1960 (add_candidate_1): Don't convert the base and step to
1961 the generic type if the orginal type is a pointer type.
1962 (add_iv_value_candidates): Use sizetype for the step
1963 if type is a pointer type.
1964 (cand_value_at): Likewise.
1965 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1967 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1968 Don't convert the tem affine to the type.
1969 (add_elt_to_tree): Use sizetype for the step if a pointer.
1970 Use POINTER_PLUS_EXPR for pointers.
1971 (aff_combination_to_tree): Use sizetype for the step if a
1974 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1976 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1977 Remove commutativity hint.
1979 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1983 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1984 errorneous type. Check that v is a VAR_DECL.
1987 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1989 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1991 PR tree-optimization/35494
1992 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1993 may be overriden at link and run time.
1995 2008-03-10 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/34677
1998 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1999 (poolify_tree): Likewise.
2000 (modify_expr_template): Likewise.
2001 (poolify_modify_stmt): Likewise.
2002 (insert_fake_stores): Handle all component-ref style stores
2003 in addition to INDIRECT_REF. Also handle complex types.
2004 Do not poolify the inserted load.
2005 (realify_fake_stores): Do not rebuild the tree but only
2006 make it a SSA_NAME copy.
2007 (init_pre): Remove initialzation of modify_expr_template.
2008 Do not allocate modify_expr_node_pool.
2009 (fini_pre): Do not free modify_expr_node_pool.
2011 2008-03-10 Paul Brook <paul@codesourcery.com>
2013 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2016 2008-03-10 Paul Brook <paul@codesourcery.com>
2017 Mark Shinwell <shinwell@codesourcery.com>
2019 * config/arm/cortex-r4.md: New.
2020 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2022 * config/arm/arm.md: Include cortex-r4.md.
2023 (insn): Add smmls, sdiv and udiv values.
2024 (generic_sched): Don't use generic scheduling for Cortex-R4.
2025 (arm_issue_rate): New function.
2026 (TARGET_SCHED_ISSUE_RATE): Define.
2028 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2030 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2032 2008-03-10 Richard Guenther <rguenther@suse.de>
2034 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2035 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2037 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2039 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2040 Set default to true.
2042 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2044 * c.opt (Wsynth): Deprecate.
2045 * doc/invoke.texi (Option Summary, Warning Options): Document
2046 -Wno-format-contains-nul.
2048 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2052 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2054 2008-03-09 Ira Rosen <irar@il.ibm.com>
2056 * config/rs6000/rs6000.c (builtin_description): Rename vector
2057 left shift operations.
2058 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2059 (altivec_vsl<VI_char>): Rename to ...
2060 (ashl<mode>3): ... new name.
2061 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2063 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2065 2008-03-08 Richard Guenther <rguenther@suse.de>
2067 * coverage.h (tree_coverage_counter_addr): Declare.
2068 * coverage.c (tree_coverage_counter_addr): New function.
2069 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2071 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2072 (tree_gen_one_value_profiler): Likewise.
2073 (tree_gen_ic_profiler): Likewise.
2074 (tree_gen_average_profiler): Likewise.
2075 (tree_gen_ior_profiler): Likewise.
2077 2008-03-08 Richard Guenther <rguenther@suse.de>
2079 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2080 (vn_binary_op_insert): Likewise.
2081 (vn_unary_op_lookup): Likewise.
2082 (vn_unary_op_insert): Likewise.
2083 (vn_nary_op_lookup): Declare.
2084 (vn_nary_op_insert): Likewise.
2085 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2086 and binary hashes, use a single obstack for unary_op_pool
2088 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2089 a single struct vn_nary_op_s. Store tree code length and
2090 a variable number of operands.
2091 (struct vn_reference_op_struct): Remove unused op2.
2092 (vn_reference_op_eq): Do not compare op2.
2093 (vn_reference_op_compute_hash): Do not compute hash of op2.
2094 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2095 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2096 with vn_nary_op_compute_hash.
2097 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2098 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2100 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2102 (visit_unary_op): Call nary functions.
2103 (visit_binary_op): Likewise.
2104 (process_scc): Adjust for struct vn_tables_s changes.
2105 (allocate_vn_table): Likewise.
2106 (free_vn_table): Likewise.
2107 * tree-vn.c (vn_add): Call nary functions.
2108 (vn_lookup): Likewise.
2110 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2113 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2114 wdst back after sync_compare_and_swapqhi_internal.
2116 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386-modes.def (V1DI): New vector mode.
2120 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2121 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2122 (MMXMODE248): Ditto.
2123 (MMXMODE): Add V1DI mode.
2124 (mmxvecsize): Change DI mode to V1DI mode.
2125 ("mov<mode>): Use MMXMODEI8 mode iterator.
2126 ("*mov<mode>_internal_rex64"): Ditto.
2127 ("*mov<mode>_internal"): Ditto.
2128 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2129 ("mmx_sub<mode>3"): Ditto.
2130 ("mmx_adddi3"): Remove insn pattern.
2131 ("mmx_subdi3"): Ditto.
2132 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2133 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2134 ("mmx_ashl<mode>3"): Ditto.
2135 ("mmx_lshrdi3"): Remove insn pattern.
2136 ("mmx_ashldi3"): Ditto.
2137 * config/i386/i386.c (classify_argument): Handle V1DImode.
2138 (function_arg_advance_32): Ditto.
2139 (function_arg_32): Ditto.
2140 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2141 mmx_addv1di3 insn pattern.
2142 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2143 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2144 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2145 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2146 Remove definitions of built-in functions.
2147 (V1DI_type_node): New node.
2148 (v1di_ftype_v1di_int): Ditto.
2149 (v1di_ftype_v1di_v1di): Ditto.
2150 (v2si_ftype_v2si_si): Ditto.
2151 (v4hi_ftype_v4hi_di): Remove node.
2152 (v2si_ftype_v2si_di): Ditto.
2153 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2154 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2155 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2156 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2157 Add new builtins using def_builtin_const.
2158 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2159 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2160 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2161 * config/i386/mmintrin.h (__v1di): New typedef.
2162 (_mm_add_si64): Cast arguments to __v1di type.
2163 (_mm_sub_si64): Ditto.
2164 (_mm_sll_pi16): Cast __count to __v4hi type.
2165 (_mm_sll_pi32): Cast __count to __v2si type.
2166 (_mm_sll_si64): Cast arguments to __v1di type.
2167 (_mm_srl_pi16): Cast __count to __v4hi type.
2168 (_mm_srl_pi32): Cast __count to __v2si type.
2169 (_mm_srl_si64): Cast arguments to __v1di type.
2170 (_mm_sra_pi16): Cast __count to __v4hi type.
2171 (_mm_sra_pi32): Cast __count to __v2si type.
2172 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2173 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2174 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2175 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2176 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2177 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2178 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2179 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2180 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2181 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2182 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2183 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2185 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2187 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2189 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2192 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2193 reg+const addressing for Altivec modes. Don't generate reg+reg
2194 addressing for TFmode or TDmode quantities.
2196 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2198 * c-common.c (vector_types_convertible_p): Call langhook
2199 instead of comptypes.
2201 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2204 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2205 integral and scalar float variables which have a
2208 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2210 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2211 dwarf_register_span hook when emitting unwind information for
2212 register-to-memory saves.
2213 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2214 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2216 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2218 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2219 for the same VAR_DECL.
2221 2008-03-06 Tom Tromey <tromey@redhat.com>
2224 * doc/standards.texi (Standards): Don't mention treelang.
2225 * doc/invoke.texi (Overall Options): Don't mention treelang.
2226 * doc/install.texi (Prerequisites): Don't mention bison or
2228 (Configuration): Don't mention treelang.
2229 (Building): Likewise.
2230 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2232 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2234 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2235 word-extractions out of a multi-word object.
2237 2008-03-06 Richard Guenther <rguenther@suse.de>
2239 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2240 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2241 result type and precision.
2242 * expr.c (get_inner_reference): Set unsignedp based on the result
2243 type of BIT_FIELD_REF.
2244 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2245 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2246 (try_instantiate_multiple_fields): Likewise. Use the correct type
2248 (sra_build_assignment): Likewise.
2249 (sra_build_elt_assignment): Likewise.
2250 (sra_explode_bitfield_assignment): Likewise.
2251 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2252 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2253 set BIT_FIELD_REF_UNSIGNED.
2254 (vectorizable_load): Likewise.
2256 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2258 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2261 2008-03-06 Richard Guenther <rguenther@suse.de>
2263 * alias.c (struct alias_set_entry): Move has_zero_child field
2264 to pack with alias_set.
2266 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2268 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2271 2008-03-05 Ian Lance Taylor <iant@google.com>
2273 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2275 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2277 * fwprop.c (update_df): Support width and offset parameters of
2279 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2280 global_conflicts): Change DF_REF_EXTRACT to either
2281 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2282 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2283 * df-scan.c (df_ref_record, df_defs_record,
2284 df_ref_create_structure, df_def_record_1, df_uses_record,
2285 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2286 df_bb_refs_collect, df_entry_block_defs_collect,
2287 df_exit_block_uses_collect): Support new width and offset fields.
2288 (ref_extract_pool): New storage pool.
2289 (df_free_ref): New function.
2290 (df_reg_chain_unlink, df_free_collection_rec,
2291 df_sort_and_compress_refs): Call df_free_ref.
2292 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2294 (df_ref_create_structure): Allocate df_ref_extract if offset and
2295 width fields are used.
2296 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2297 (df_uses_record): Get offset and width from ZERO_EXTRACT
2299 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2300 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2301 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2302 * df.h (df_ref_flags): 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_ref_extract): New structure.
2306 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2307 (df_ref_create): Add width and offset parameters.
2309 2008-03-05 Richard Guenther <rguenther@suse.de>
2311 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2312 Use ranges_overlap_p.
2313 (offset_overlaps_with_access): Rename
2314 to ranges_overlap_p and move ...
2315 * tree-flow-inline.h (ranges_overlap_p): ... here.
2317 * tree.h (get_inner_reference, handled_component_p): Update
2320 * tree.h (record_component_aliases, get_alias_set,
2321 alias_sets_conflict_p, alias_sets_must_conflict_p,
2322 objects_must_conflict_p): Move declarations ...
2323 * alias.h (record_component_aliases, get_alias_set,
2324 alias_sets_conflict_p, alias_sets_must_conflict_p,
2325 objects_must_conflict_p): ... here.
2326 Include coretypes.h.
2327 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2329 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2331 * cfg.c: Include tree-flow.h.
2332 (remove_edge_raw): Call redirect_edge_var_map_clear.
2333 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2334 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2335 (redirect_edge_var_map_result): New.
2336 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2337 PENDING_STMT use with redirect_edge_var_map_*.
2338 * tree-ssa.c (edge_var_maps): New definition.
2339 (redirect_edge_var_map_add): New.
2340 (redirect_edge_var_map_clear): New.
2341 (redirect_edge_var_map_dup): New.
2342 (redirect_edge_var_map_vector): New.
2343 (redirect_edge_var_map_destroy): New.
2344 (ssa_redirect_edge): Replace PENDING_STMT use with
2345 redirect_edge_var_map_*.
2346 (flush_pending_stmts): Same.
2347 (delete_tree_ssa): Destroy edge var map.
2348 * tree-flow.h (struct _edge_var_map): New.
2349 Define edge_var_map vector type.
2350 Declare redirect_edge_var_map_* prototypes.
2351 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2352 * tree-cfg.c (reinstall_phi_args): Replace
2353 PENDING_STMT use with redirect_edge_var_map_*.
2355 2008-03-05 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/35472
2358 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2359 whose single use_stmt has a overlapping set of loaded and
2360 stored symbols as that use_stmt might be a noop assignment then.
2362 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2364 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2366 2008-03-05 Richard Guenther <rguenther@suse.de>
2369 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2370 should be constants.
2371 * tree-cfg.c (verify_expr): Verify it.
2372 * fold-const.c (fold_truthop): Remove code generating
2373 BIT_FIELD_REFs of structure bases.
2374 (fold_binary): Likewise.
2375 (fold_ternary): Position and size of BIT_FIELD_REFs are
2376 always host integers.
2377 (make_bit_field_ref): Remove.
2378 (optimize_bit_field_compare): Remove.
2379 (all_ones_mask_p): Remove.
2381 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2384 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2385 (split_block_and_df_analyze): New. Split basic block and rebuild
2387 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2389 (split_pattern_seq): Likewise.
2390 (erase_matching_seqs): Likewise.
2391 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2393 2008-03-04 Geoff Keating <geoffk@apple.com>
2395 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2396 declaration and code.
2397 (tree_invalid_nonnegative_warnv_p): Likewise.
2399 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2401 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2402 examples. Truncate option-names then causing overfull hbox.
2404 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2407 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2409 * configure: Rebuilt.
2411 2008-03-04 Rafael Espindola <espindola@google.com>
2413 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2414 (tree_unary_nonnegative_warnv_p): New.
2415 (tree_binary_nonnegative_warnv_p): New.
2416 (tree_single_nonnegative_warnv_p): New.
2417 (tree_invalid_nonnegative_warnv_p): New.
2418 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2420 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2423 * opts.c (handle_option): Postpone 'unknown option' errors only for
2426 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2429 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2432 2008-03-04 Rafael Espindola <espindola@google.com>
2434 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2435 (tree_binary_nonzero_warnv_p): New.
2436 (tree_single_nonzero_warnv_p): New.
2437 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2439 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2442 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2443 transformations for modes that have signed zeros.
2444 * ifcvt.c (noce_try_abs): Ditto.
2446 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2448 * config/i386/i386.c (override_options): Force
2449 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2451 2008-03-04 Jan Hubicka <jh@suse.cz>
2454 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2457 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2459 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2460 label to probe the stack.
2462 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2464 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2465 (__gthr_win32_mutex_destroy): Declare.
2466 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2467 __gthr_win32_mutex_destroy.
2468 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2470 2008-03-03 Jan Hubicka <jh@suse.cz>
2473 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2474 aggressive on inlining cold calls.
2476 2008-03-03 Richard Guenther <rguenther@suse.de>
2478 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2479 struct copies into the expression table.
2480 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2481 (try_to_simplify): Likewise.
2482 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2483 integral and pointer arguments which do not change the
2484 precision to NOP_EXPRs.
2485 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2486 VIEW_CONVERT_EXPR case.
2488 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2490 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2491 defined in a loop at depth 0 is invariant.
2492 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2493 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2494 be called at loop depth 0.
2496 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2499 * gcc.c (process_command): Update copyright notice dates.
2500 * gcov.c (print_version): Likewise.
2501 * gcov-dump.c (print_version): Likewise.
2502 * mips-tfile.c (main): Likewise.
2503 * mips-tdump.c (main): Likewise.
2505 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2508 * c-common.c (flag_permissive): Delete.
2509 (constant_expression_warnings): Check flags first.
2510 (constant_expression_error): New.
2511 * c-common.h (flag_permissive): Delete.
2512 (constant_expression_error): Declare.
2513 * flags.h (flag_permissive): Declare. Update description.
2514 * diagnostic.c (pedwarn): Update.
2516 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2517 (permissive_error_kind): New.
2518 * toplev.c (flag_permissive): Define. Update description.
2519 * toplev.h (permissive_error_kind): Declare.
2520 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2521 (pedwarn_c90): Use pedantic_warning_kind.
2522 * c-opts.c (c_common_post_options): flag_permissive does not affect
2523 flag_pedantic_errors.
2525 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2527 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2528 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2529 __absvsi2, __absvDI2): Use unsigned arithmetic.
2531 2008-03-02 Andi Kleen <ak@suse.de>
2532 Richard Guenther <rguenther@suse.de>
2534 * struct-equiv.c: Remove file.
2535 * cfg_cleanup.c (condjump_equiv_p): Remove.
2536 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2537 (struct-equiv.o): Remove rule.
2538 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2539 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2540 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2542 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2544 * ifcvt.c (noce_process_if_block): Try to handle only the then
2545 block if the else block exists but isn't suitable.
2547 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2550 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2551 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2552 regression from previous patch.
2554 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2557 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2559 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2560 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2561 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2562 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2563 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2564 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2565 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2566 (__gthread_mutex_destroy_function): Rename to
2567 __gthread_mutex_destroy.
2568 * gthr-dce.h (__gthread_mutex_destroy): Call
2569 pthread_mutex_destroy.
2570 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2571 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2572 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2574 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2576 * df-scan.c (df_ref_chain_change_bb): Simplify.
2577 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2578 set_block_for_insn if there's any change.
2579 * df.h ((df_insn_change_bb): Fix prototype.
2580 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2581 df_insn_change_bb, don't call set_block_for_insn.
2582 * emit-rtl.c (reorder_insns): Likewise.
2583 * haifa-sched.c (move_insn): Likewise.
2585 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2587 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2589 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2591 * tree-flow-inline.h (next_readonly_imm_use): Return
2592 NULL_USE_OPERAND_P after the end.
2594 2008-03-01 Richard Guenther <rguenther@suse.de>
2596 PR tree-optimization/35411
2597 * tree-sra.c (sra_build_assignment): Split conversion to
2598 final type to a separate statement if we are not assigning
2601 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2603 * fold-const.c (fold_convertible_p): Correct the logic to follow
2604 that in fold_convert().
2606 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2609 * tree-inline.c (build_duplicate_type): When we make a
2610 duplicate type, make it unique in the canonical types system.
2612 2008-02-29 Tom Tromey <tromey@redhat.com>
2614 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2615 input_file_stack_history, input_file_stack_restored): Remove.
2616 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2617 * input.h (struct file_stack): Remove.
2618 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2619 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2621 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2623 (diagnostic_last_module_changed): Add 'map' argument.
2624 (diagnostic_set_last_function): Likewise.
2625 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2626 line map, not input_file_stack.
2627 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2629 2008-02-29 Paul Brook <paul@codesourcery.com>
2631 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2633 2008-02-29 Paul Brook <paul@codesourcery.com>
2635 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2637 2008-02-29 Richard Guenther <rguenther@suse.de>
2639 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2641 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2642 value for comparing for a store match.
2643 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2644 (try_to_simplify): Do not do a full-blown reference lookup.
2646 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2648 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2649 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2651 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2653 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2655 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2656 strides against cache sizes.
2658 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2660 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2663 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2665 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2666 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2667 is smaller than the original promoted value.
2668 (simplify_subreg): If OP is a SUBREG, try to preserve its
2669 SUBREG_PROMOTED_VAR_P information.
2671 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2673 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2674 (VN_INFO_GET): Allocate new objects on the obstack.
2675 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2676 for rpo_numbers_temp, for consistency.
2677 (free_scc_vn): Free the obstack.
2679 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2681 * doc/invoke.texi: Document -ftree-loop-distribution.
2682 * tree-loop-distribution.c: New.
2683 * tree-pass.h (pass_loop_distribution): New.
2684 * graphds.h (struct graph): Add htab_t indices.
2685 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2686 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2687 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2688 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2689 * tree-data-ref.c (debug_data_dependence_relations): New.
2690 (dump_data_dependence_relation): Also print data references.
2691 (free_data_ref): Extern.
2692 (same_access_functions): Moved...
2693 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2694 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2695 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2696 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2697 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2698 (stmts_from_loop): Skip LABEL_EXPR.
2699 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2701 (build_rdg): Initialize rdg->indices htab.
2702 (free_rdg, stores_from_loop, ref_base_address,
2703 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2704 have_similar_memory_accesses_1, ref_base_address_1,
2705 remove_similar_memory_refs): New.
2706 * tree-data-ref.h: Depend on tree-chrec.h.
2707 (debug_data_dependence_relations, free_data_ref): Declared.
2708 (same_access_functions): ... here.
2709 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2711 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2712 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2713 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2714 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2715 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2716 rdg_vertex_for_stmt): Declared.
2717 (struct rdg_edge): Add level.
2719 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2720 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2722 (rdg_has_similar_memory_accesses): New.
2723 * tree-vect-analyze.c: Remove unused static decls.
2724 * lambda.h (dependence_level): New.
2725 * common.opt (ftree-loop-distribution): New.
2726 * tree-flow.h (mark_virtual_ops_in_bb,
2727 slpeel_tree_duplicate_loop_to_edge_cfg,
2728 rename_variables_in_loop): Declared.
2729 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2730 (OBJS-common): Add tree-loop-distribution.o.
2731 (tree-loop-distribution.o): New rule.
2732 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2733 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2734 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2736 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2739 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2740 other than structures and unions.
2742 2008-02-28 Richard Guenther <rguenther@suse.de>
2745 2008-02-26 Richard Guenther <rguenther@suse.de>
2747 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2748 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2749 (lookup_decl_from_uid): Declare.
2750 (remove_decl_from_map): Likewise.
2751 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2752 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2753 (decl_for_uid_map): New global hashtable mapping DECL_UID
2755 (init_ttree): Allocate it.
2756 (insert_decl_to_uid_decl_map): New helper function.
2757 (make_node_stat): Insert new decls into the map.
2758 (copy_node_stat): Likewise.
2759 (lookup_decl_from_uid): New function.
2760 (remove_decl_from_map): Likewise.
2761 (print_decl_for_uid_map_statistics): New helper.
2762 (dump_tree_statistics): Call it.
2764 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2765 (referenced_var_iterator): Adjust.
2766 (FOR_EACH_REFERENCED_VAR): Adjust.
2767 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2768 (num_referenced_vars): Adjust.
2769 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2770 (first_referenced_var): Remove.
2771 (end_referenced_vars_p): Likewise.
2772 (next_referenced_var): Likewise.
2773 (referenced_var_iterator_set): New helper function.
2774 * tree-dfa.c (referenced_var_lookup): Adjust.
2775 (referenced_var_check_and_insert): Likewise.
2776 (remove_referenced_var): Likewise.
2777 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2778 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2779 (verify_call_clobbering): Likewise.
2780 (verify_memory_partitions): Likewise.
2781 (init_tree_ssa): Allocate bitmap instead of hashtable for
2783 (delete_tree_ssa): Adjust.
2784 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2785 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2786 (compute_tag_properties): Likewise.
2787 (set_initial_properties): Likewise.
2788 (find_partition_for): Likewise.
2789 (update_reference_counts): Likewise.
2790 (dump_may_aliases_for): Likewise.
2791 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2792 (add_call_clobber_ops): Likewise.
2793 (add_call_read_ops): Likewise.
2794 (get_asm_expr_operands): Likewise.
2795 * tree-into-ssa.c (dump_decl_set): Likewise.
2796 (update_ssa): Likewise.
2797 * tree-sra.c (scan_function): Likewise.
2798 (decide_instantiations): Likewise.
2799 (scalarize_parms): Likewise.
2800 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2801 (dsa_named_for): Likewise.
2802 * tree-ssa-structalias.c (update_alias_info): Likewise.
2803 (merge_smts_into): Likewise.
2805 2008-02-27 David Daney <ddaney@avtrex.com>
2808 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2809 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2810 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2811 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2812 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2814 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2817 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2818 (BUILT_IN_NEXTTOWARD): Remove.
2819 (BUILT_IN_NEXTTOWARDF): Ditto.
2820 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2821 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2823 2008-02-27 Tom Tromey <tromey@redhat.com>
2825 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2826 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2828 2008-02-27 Jan Beulich <jbeulich@novell.com>
2830 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2831 update the respective field on newdecl.
2833 2008-02-27 Revital Eres <eres@il.ibm.com>
2835 PR rtl-optimization/34999
2836 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2837 crossing edges that ends with a call insn.
2838 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2839 call insn and clear the EDGE_CROSSING flag of the crossing edge
2840 when fixing fallthru edges.
2842 2008-02-27 Richard Guenther <rguenther@suse.de>
2845 * fold-const.c (fold_unary): Return the correct argument,
2846 converted to the result type.
2848 2008-02-27 Richard Guenther <rguenther@suse.de>
2851 * expr.c (expand_expr_real_1): Assert on rotates that operate
2853 * fold-const.c (fold_binary): Use the types precision, not the
2854 bitsize of the mode if folding rotate expressions. Build rotates
2855 only for full modes.
2857 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2859 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2861 * c-pragma.c (pragma_ns_name): New typedef.
2862 (registered_pp_pragmas): New variable.
2863 (c_pp_lookup_pragma): New function.
2864 (c_register_pragma_1): If flag_preprocess_only, do nothing
2865 for non-expanded pragmas, for expanded ones push pragma's
2866 namespace and name into registered_pp_pragmas vector.
2867 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2868 flag_preprocess_only, don't register GCC pch_preprocess
2869 pragma if flag_preprocess_only.
2870 * c-opts.c (c_common_init): Call init_pragma even if
2871 flag_preprocess_only.
2872 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2873 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2874 cpp_register_pragma if flag_preprocess_only.
2876 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2879 * c-parser.c (c_parser_translation_unit): Warn for empty
2880 translation unit, not empty source file.
2882 2008-02-26 Paul Brook <paul@codesourcery.com>
2884 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2885 operand for Thumb-2.
2886 * config/arm/arm.h (reg_class): Add CORE_REGS.
2887 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2888 (BASE_REG_CLASS): Use CORE_REGS.
2889 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2890 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2891 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2892 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2893 ARM_REGNO_OK_FOR_INDEX_P.
2894 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2895 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2896 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2897 (ldm/stm peepholes): Ditto.
2898 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2899 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2900 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2901 * config/arm/constraints.md: Enable "k" constraint on ARM.
2903 2008-02-27 Ben Elliston <bje@au.ibm.com>
2905 * config/rs6000/rs6000.c: Annotate cache line size field in all
2906 instances of struct processor_costs.
2908 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2910 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2911 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2912 jump_bypass): New counters.
2913 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2914 * dce.c (gate_ud_dce): Same.
2915 (gate_fast_dce): Same.
2916 * dse.c (gate_dse1): New function.
2917 (gate_dse2): New function.
2918 (gate_dse): Merge results of new gate functions.
2919 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2920 (gate_handle_jump_bypass): Add dbg_cnt.
2921 (gate_handle_gcse): Add dbg_cnt.
2922 * ifcvt.c (gate_handle_if_conversion): Same.
2923 (gate_handle_if_after_combine): Same.
2924 (gate_handle_if_after_reload): Same.
2925 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2927 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2929 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2931 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2933 2008-02-26 Jason Merrill <jason@redhat.com>
2936 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2937 alone if it's the naming decl for the type's main variant.
2939 2008-02-26 Tom Tromey <tromey@redhat.com>
2941 * system.h (USE_MAPPED_LOCATION): Poison.
2942 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2943 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2944 (make_goto_expr_edges): Likewise.
2945 (remove_bb): Likewise.
2946 (execute_warn_function_return): Likewise.
2947 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2949 * c-common.c (fname_decl): Remove old location code.
2950 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2952 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2954 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2955 (gen_rtx_ASM_INPUT): Likewise.
2956 (gen_rtx_ASM_INPUT_loc): Likewise.
2957 (get_rtx_asm_OPERANDS): Remove.
2958 * cfglayout.c (insn_locators_alloc): Remove old location code.
2959 (set_curr_insn_source_location): Likewise.
2960 (curr_insn_locator): Likewise.
2961 * print-tree.c (print_node): Remove old location code.
2962 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2963 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2964 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2965 location_from_locus.
2966 (construct_exit_block): Remove old location code.
2967 * emit-rtl.c (force_next_line_note): Remove old location code.
2968 * profile.c (branch_prob): Remove old location code.
2969 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2970 LOC_LINE): Remove old-location variants.
2971 * langhooks.c (lhd_print_error_function): Remove old location
2973 * configure, config.in: Rebuilt.
2974 * configure.ac (--enable-mapped-location): Remove.
2975 * c-decl.c (c_init_decl_processing): Remove old location code.
2976 (finish_function): Likewise.
2977 * recog.c (decode_asm_operands): Remove old location code.
2978 * c-pch.c (c_common_read_pch): Remove old location code.
2979 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2981 * gimple-low.c (lower_function_body): Remove old location code.
2982 * toplev.c (unknown_location): Remove.
2983 (push_srcloc): Remove old-location variant.
2984 (process_options): Remove old location code.
2985 (lang_dependent_init): Likewise.
2986 * input.h (UNKNOWN_LOCATION): Move definition.
2987 (location_t): Undeprecate.
2988 (source_locus): Remove.
2989 (location_from_locus): Remove.
2990 (struct location_s): Remove.
2991 Remove all old-location code.
2992 (input_line, input_filename): Remove.
2993 * final.c (final_scan_insn): Remove old location code.
2994 * diagnostic.c (diagnostic_build_prefix): Remove
2995 USE_MAPPED_LOCATION test.
2996 * tree.h (gimple_stmt) <locus>: Now a location_t.
2997 (tree_exp) <locus>: Likewise.
2998 (DECL_IS_BUILTIN): Remove old-location variant.
2999 (annotate_with_file_line, annotate_with_locus): Likewise.
3000 (expr_locus, set_expr_locus): Update.
3001 * tree.c (build1_stat): Remove old location code.
3002 (last_annotated_node): Remove.
3003 (annotate_with_file_line): Remove old-location variant.
3004 (annotate_with_locus): Likewise.
3005 (expr_location): Remove old location code.
3006 (set_expr_location): Likewise.
3007 (expr_has_location): Likewise.
3008 (expr_locus): Likewise.
3009 (set_expr_locus): Likewise.
3010 (expr_filename): Don't use location_from_locus.
3011 (expr_lineno): Likewise.
3012 * rtl-error.c (location_for_asm): Remove old location code.
3013 * c-lex.c (cb_line_change): Remove old location code.
3014 (fe_file_change): Likewise.
3015 (cb_def_pragma): Likewise.
3016 (c_lex_with_flags): Likewise.
3017 * gengtype.c (do_typedef): Don't special-case location types.
3018 (define_location_structures): Remove.
3019 (main): Don't call define_location_structures.
3020 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3026 * builtins.def (BUILT_IN_STDARG_START): Remove.
3027 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3028 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3029 * tree-inline.c (inline_forbidden_p_1): Likewise.
3031 2008-02-26 Richard Guenther <rguenther@suse.de>
3033 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3034 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3035 (lookup_decl_from_uid): Declare.
3036 (remove_decl_from_map): Likewise.
3037 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3038 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3039 (decl_for_uid_map): New global hashtable mapping DECL_UID
3041 (init_ttree): Allocate it.
3042 (insert_decl_to_uid_decl_map): New helper function.
3043 (make_node_stat): Insert new decls into the map.
3044 (copy_node_stat): Likewise.
3045 (lookup_decl_from_uid): New function.
3046 (remove_decl_from_map): Likewise.
3047 (print_decl_for_uid_map_statistics): New helper.
3048 (dump_tree_statistics): Call it.
3050 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3051 (referenced_var_iterator): Adjust.
3052 (FOR_EACH_REFERENCED_VAR): Adjust.
3053 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3054 (num_referenced_vars): Adjust.
3055 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3056 (first_referenced_var): Remove.
3057 (end_referenced_vars_p): Likewise.
3058 (next_referenced_var): Likewise.
3059 (referenced_var_iterator_set): New helper function.
3060 * tree-dfa.c (referenced_var_lookup): Adjust.
3061 (referenced_var_check_and_insert): Likewise.
3062 (remove_referenced_var): Likewise.
3063 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3064 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3065 (verify_call_clobbering): Likewise.
3066 (verify_memory_partitions): Likewise.
3067 (init_tree_ssa): Allocate bitmap instead of hashtable for
3069 (delete_tree_ssa): Adjust.
3070 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3071 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3072 (compute_tag_properties): Likewise.
3073 (set_initial_properties): Likewise.
3074 (find_partition_for): Likewise.
3075 (update_reference_counts): Likewise.
3076 (dump_may_aliases_for): Likewise.
3077 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3078 (add_call_clobber_ops): Likewise.
3079 (add_call_read_ops): Likewise.
3080 (get_asm_expr_operands): Likewise.
3081 * tree-into-ssa.c (dump_decl_set): Likewise.
3082 (update_ssa): Likewise.
3083 * tree-sra.c (scan_function): Likewise.
3084 (decide_instantiations): Likewise.
3085 (scalarize_parms): Likewise.
3086 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3087 (dsa_named_for): Likewise.
3088 * tree-ssa-structalias.c (update_alias_info): Likewise.
3089 (merge_smts_into): Likewise.
3091 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3094 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3095 * c-opts.c (c_common_handle_option): Wall enables
3096 Wvolatile-register-var.
3097 * common.opt: Move Wvolatile-register-var to...
3100 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3102 * common.opt (Wlarger-than=): New.
3103 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3105 * opts.c (common_handle_option): Handle -Wlarger-than=.
3106 * optc-gen.awk: Likewise.
3107 * opth-gen.awk: Likewise.
3108 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3109 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3111 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3113 * c-common.c (match_case_to_enum_1): Add appropriate
3114 OPT_W* parameter to warning.
3115 (c_do_switch_warnings): Likewise.
3116 * c-typeck.c (warning_init): Add one more parameter following
3118 (push_init_level): Update call to warning_init.
3119 (pop_init_level): Likewise.
3120 (add_pending_init): Likewise.
3121 (output_init_element: Likewise.
3123 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3126 * toplev.c (toplev_main): If there are warnings or error, print
3127 errors for ignored options.
3128 * opts.c (ignored_options): New static variable.
3129 (postpone_unknown_option_error): New.
3130 (print_ignored_options): New.
3131 (handle_option): Postpone errors for unknown -Wno-* options.
3132 * opts.h (print_ignored_options): Declare.
3134 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3136 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3139 2008-02-25 Richard Guenther <rguenther@suse.de>
3142 2008-02-25 Richard Guenther <rguenther@suse.de>
3144 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3145 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3146 (lookup_decl_from_uid): Declare.
3147 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3148 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3149 (decl_for_uid_map): New global hashtable mapping DECL_UID
3151 (init_ttree): Allocate it.
3152 (insert_decl_to_uid_decl_map): New helper function.
3153 (make_node_stat): Insert new decls into the map.
3154 (copy_node_stat): Likewise.
3155 (lookup_decl_from_uid): New function.
3156 (print_decl_for_uid_map_statistics): New helper.
3157 (dump_tree_statistics): Call it.
3159 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3160 (referenced_var_iterator): Adjust.
3161 (FOR_EACH_REFERENCED_VAR): Adjust.
3162 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3163 (num_referenced_vars): Adjust.
3164 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3165 (first_referenced_var): Remove.
3166 (end_referenced_vars_p): Likewise.
3167 (next_referenced_var): Likewise.
3168 (referenced_var_iterator_set): New helper function.
3169 * tree-dfa.c (referenced_var_lookup): Adjust.
3170 (referenced_var_check_and_insert): Likewise.
3171 (remove_referenced_var): Likewise.
3172 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3173 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3174 (verify_call_clobbering): Likewise.
3175 (verify_memory_partitions): Likewise.
3176 (init_tree_ssa): Allocate bitmap instead of hashtable for
3178 (delete_tree_ssa): Adjust.
3179 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3181 (compute_tag_properties): Likewise.
3182 (set_initial_properties): Likewise.
3183 (find_partition_for): Likewise.
3184 (update_reference_counts): Likewise.
3185 (dump_may_aliases_for): Likewise.
3186 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3187 (add_call_clobber_ops): Likewise.
3188 (add_call_read_ops): Likewise.
3189 (get_asm_expr_operands): Likewise.
3190 * tree-into-ssa.c (dump_decl_set): Likewise.
3191 (update_ssa): Likewise.
3192 * tree-sra.c (scan_function): Likewise.
3193 (decide_instantiations): Likewise.
3194 (scalarize_parms): Likewise.
3195 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3196 (dsa_named_for): Likewise.
3197 * tree-ssa-structalias.c (update_alias_info): Likewise.
3198 (merge_smts_into): Likewise.
3200 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3203 * doc/invoke.texi (-fcx-limited-range): Document new option.
3204 * toplev.c (process_options): Handle -fcx-fortran-rules.
3205 * common.opt: Add documentation for -fcx-fortran-rules.
3207 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3210 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3211 actual behaviour and C99.
3213 2008-02-26 Ben Elliston <bje@au.ibm.com>
3215 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3216 (ASM_CPU_POWER6_SPEC): Likewise.
3217 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3218 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3219 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3221 2008-02-25 Richard Guenther <rguenther@suse.de>
3223 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3224 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3225 (lookup_decl_from_uid): Declare.
3226 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3227 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3228 (decl_for_uid_map): New global hashtable mapping DECL_UID
3230 (init_ttree): Allocate it.
3231 (insert_decl_to_uid_decl_map): New helper function.
3232 (make_node_stat): Insert new decls into the map.
3233 (copy_node_stat): Likewise.
3234 (lookup_decl_from_uid): New function.
3235 (print_decl_for_uid_map_statistics): New helper.
3236 (dump_tree_statistics): Call it.
3238 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3239 (referenced_var_iterator): Adjust.
3240 (FOR_EACH_REFERENCED_VAR): Adjust.
3241 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3242 (num_referenced_vars): Adjust.
3243 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3244 (first_referenced_var): Remove.
3245 (end_referenced_vars_p): Likewise.
3246 (next_referenced_var): Likewise.
3247 (referenced_var_iterator_set): New helper function.
3248 * tree-dfa.c (referenced_var_lookup): Adjust.
3249 (referenced_var_check_and_insert): Likewise.
3250 (remove_referenced_var): Likewise.
3251 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3252 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3253 (verify_call_clobbering): Likewise.
3254 (verify_memory_partitions): Likewise.
3255 (init_tree_ssa): Allocate bitmap instead of hashtable for
3257 (delete_tree_ssa): Adjust.
3258 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3259 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3260 (compute_tag_properties): Likewise.
3261 (set_initial_properties): Likewise.
3262 (find_partition_for): Likewise.
3263 (update_reference_counts): Likewise.
3264 (dump_may_aliases_for): Likewise.
3265 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3266 (add_call_clobber_ops): Likewise.
3267 (add_call_read_ops): Likewise.
3268 (get_asm_expr_operands): Likewise.
3269 * tree-into-ssa.c (dump_decl_set): Likewise.
3270 (update_ssa): Likewise.
3271 * tree-sra.c (scan_function): Likewise.
3272 (decide_instantiations): Likewise.
3273 (scalarize_parms): Likewise.
3274 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3275 (dsa_named_for): Likewise.
3276 * tree-ssa-structalias.c (update_alias_info): Likewise.
3277 (merge_smts_into): Likewise.
3279 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3282 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3283 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3284 * alias.h (nonoverlapping_memrefs_p): Likewise.
3286 2008-02-25 Jan Beulich <jbeulich@novell.com>
3288 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3289 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3290 __emultls_get_address, __emultls_register_common,
3291 __floatundi?f, and _Unwind_GetIPInfo.
3292 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3293 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3294 (gen_regparm_prefix): Likewise.
3295 (i386_nlm_encode_section_info): Sync with
3296 config/i386/winnt.c:i386_pe_encode_section_info().
3297 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3298 i386_nlm_mangle_decl_assembler_name): New.
3299 (netware_override_options): New.
3300 * config/i386/netware.h (netware_override_options): Declare.
3301 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3302 (i386_nlm_mangle_decl_assembler_name): Declare.
3303 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3305 2008-02-25 Ben Elliston <bje@au.ibm.com>
3308 * c-decl.c (grokdeclarator): Remove unused local variables
3309 `typedef_type' and `type_as_written'.
3311 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3312 unused local variable `has_hot_blocks'.
3313 (fix_crossing_conditional_branches): Remove unused local variable
3316 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3319 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3320 using DEF_C99_BUILTIN.
3321 (BUILT_IN_NANF): Ditto.
3322 (BUILT_IN_NANL): Ditto.
3324 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3325 Revital Eres <eres@il.ibm.com>
3327 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3328 regarding the order of two dependent insns in the same row.
3330 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3332 * stor-layout.c (layout_decl): Do not bump the alignment of a
3333 bit-field to more than byte alignment if it is packed.
3335 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3337 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3340 2008-02-24 Diego Novillo <dnovillo@google.com>
3342 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3345 * tree-vrp.c (vrp_evaluate_conditional): With
3346 -Wtype-limits, emit a warning when comparing against a
3347 constant outside the natural range of OP0's type.
3348 * c.opt (Wtype-limits): Move ...
3349 * common.opt (Wtype-limits): ... here.
3351 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3353 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3354 * config/rs6000/e300c2c3.md: New file.
3355 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3357 (rs6000_override_options): Add e300c2 and e300c3 cases to
3358 processor_target_table. Do not allow usage of Altivec or Spe
3359 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3360 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3361 * config/rs6000/rs6000.h (processor_type): Add
3362 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3363 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3364 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3365 and ppce300c3. Include e300c2c3.md.
3367 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3370 instead of TARGET_STRICT_ALIGN.
3372 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3374 * explow.c (memory_address): Assert that the generated address is
3377 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3380 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3381 * config/darwin-ppc-ldouble-patch.def: New file.
3382 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3383 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3384 SUBTARGET_INIT_BUILTINS if defined.
3385 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3388 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3392 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3394 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3397 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3398 file" warning condtional on -Winvalid-PCH.
3400 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3402 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3404 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3409 prevent reload from using MMX registers.
3410 (*mov<mode>_internal): Ditto.
3411 (*movv2sf_internal_rex64): Ditto.
3412 (*movv2sf_internal): Ditto.
3414 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3416 PR documentation/31569
3417 * doc/install.texi2html: Use makeinfo --no-number-sections.
3419 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3421 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3422 ensure that we can address an entire entity > 8 bytes. Don't
3423 generate reg+reg addressing for such data.
3425 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3427 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3428 strings when optimizing for size, unless the target cares about
3431 2008-02-22 Tom Tromey <tromey@redhat.com>
3433 * regclass.c (current_pass): Remove declaration.
3435 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3437 * config/avr/libgcc.S (__RAMPZ__): Define.
3438 (__do_copy_data): Add for devices with 128KB code memory.
3440 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3442 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3444 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3446 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3448 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3451 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3454 * c-typeck.c (build_binary_op): Warn about floating point
3455 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3457 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3460 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3461 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3463 (rs6000_override_options): Set altivec_abi as default, not override,
3464 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3465 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3466 is used; use new member spe_abi.
3467 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3468 spe_abi and altivec_abi.
3470 2008-02-22 Tomas Bily <tbily@suse.cz>
3472 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3474 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3477 * config.build (build_file_translate): Set to `CMD //c' only if
3479 * Makefile.in (build_file_translate): Improve comment.
3481 2008-02-21 Jan Hubicka <jh@suse.cz>
3483 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3484 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3485 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3487 2008-02-21 Michael Matz <matz@suse.de>
3490 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3492 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3495 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3497 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3498 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3499 SSE_VEC_FLOAT_MODE_P as insn constraint.
3500 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3501 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3502 sse4a_movntdf using MODEF mode iterator.
3503 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3504 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3505 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3506 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3507 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3508 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3509 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3511 2008-02-21 Richard Guenther <rguenther@suse.de>
3513 * tree.def (PAREN_EXPR): New tree code.
3514 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3516 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3517 * expr.c (expand_expr_real_1): Likewise.
3518 * tree-inline.c (estimate_num_insns_1): Likewise.
3519 * tree-complex.c (expand_complex_move): Likewise.
3520 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3523 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3526 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3528 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3531 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3533 * config/sh/sh.c (find_barrier): Don't go past
3534 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3536 2008-02-20 DJ Delorie <dj@redhat.com>
3538 * config/h8300/h8300.md (insv): Force source operand to be a register.
3540 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3541 as a jump, not as a plain insn.
3543 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3545 * doc/invoke.texi (Warning Options): Add new option
3546 -Wframe-larger-than=.
3547 (-Wframe-larger-than): Document.
3549 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3550 Add declarations for new option variables.
3552 * final.c (final_start_function): Check the frame size
3553 before emission and issue a Wframe-larger-than warning.
3555 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3556 Add definitions for new option variables.
3557 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3559 * common.opt (Wframe-larger-than=): New option.
3561 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3563 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3564 (<sse>_div<mode>3): Ditto.
3565 (<sse>_vmdiv<mode>3): Ditto.
3566 (<sse>_vmsqrt<mode>2): Ditto.
3567 (*smax<mode>3): Ditto.
3568 (sse5_frcz<mode>2): Ditto.
3569 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3572 2008-02-20 Richard Guenther <rguenther@suse.de>
3575 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3576 be happy with INTEGRAL_TYPE_P.
3578 2008-02-20 Richard Guenther <rguenther@suse.de>
3580 * fold-const.c (split_tree): Associate floatig-point expressions
3581 if flag_associative_math is set.
3583 2008-02-20 Richard Guenther <rguenther@suse.de>
3585 * tree.h (fold_real_zero_addition_p): Declare.
3586 * fold-const.c (fold_real_zero_addition_p): Export.
3587 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3588 floating-point operations with zero and one.
3590 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3592 * doc/install.texi: Correct references to CFLAGS, replacing them
3593 with BOOT_CFLAGS. Document flags used during bootstrap for
3596 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3599 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3600 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3602 (smin<mode>3): Ditto from similar patterns.
3603 (smax<mode>3): Ditto.
3604 (*ieee_smin<mode>3): Ditto.
3605 (*ieee_smax<mode>3): Ditto.
3606 * config/i386/sse.md (sse): New mode attribute.
3607 (mov<mode>): Macroize expander from movv4sf and movv2df using
3608 SSEMODEF2P mode iterator.
3609 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3610 SSE_VEC_FLOAT_MODE_P as insn constraint.
3611 (storent<mode>): Ditto.
3612 (storent<mode>): Macroize expander from storentsf and storentdf using
3613 MODEF mode iterator.
3614 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3615 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3616 (abs<mode>2): Ditto from similar patterns.
3617 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3618 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3619 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3620 (<sse>_vmsqrt<mode>2): Ditto.
3621 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3622 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3623 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3624 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3625 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3626 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3627 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3629 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3630 iterator and SSE_FLOAT_MODE_P as insn constraint.
3631 (<sse>_ucomi): Ditto from similar patterns.
3632 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3633 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3634 SSE_VEC_FLOAT_MODE_P as insn constraint.
3635 (vcond<mode>): Ditto from similar patterns.
3636 (and<mode>3, *and<mode>3): Ditto.
3637 (<sse>_nand<mode>3): Ditto.
3638 (ior<mode>3, *ior<mode>3): Ditto.
3639 (xor<mode>3, *xor<mode>3): Ditto.
3640 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3641 iterator and SSE_FLOAT_MODE_P as insn constraint.
3642 (*nand<mode>3): Ditto from similar patterns.
3643 (*ior<mode>3): Ditto.
3644 (*xor<mode>3): Ditto.
3646 2008-02-20 Ira Rosen <irar@il.ibm.com>
3648 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3649 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3650 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3652 2008-02-19 Jan Hubicka <jh@suse.cz>
3654 * predict.c (tree_bb_level_predictions): Remove variable next
3655 mistakely introduced by previous commit.
3657 2008-02-19 Jan Hubicka <jh@suse.cz>
3659 * predict.c (predict_paths_leading_to): Rewrite.
3660 (predict_paths_for_bb): New.
3661 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3663 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3666 * Makefile.in (build_file_translate): New.
3667 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3668 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3669 * configure.ac (build_file_translate): Substitute it.
3670 * configure: Regenerate.
3672 2008-02-19 Jan Hubicka <jh@suse.cz>
3674 PR rtl-optimization/34408
3675 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3678 2008-02-19 Jan Hubicka <jh@suse.cz>
3681 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3684 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/i386/i386-modes.def: Revert the last DI alignment
3688 change until Ada people can look into it.
3690 2008-02-19 Nick Clifton <nickc@redhat.com>
3692 * opts.c (print_specific_help): Fix typo in --help text.
3694 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3697 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3698 32-bit inline asm without asm alternatives for host GCC < 3.0.
3700 2008-02-19 Richard Guenther <rguenther@suse.de>
3702 PR tree-optimization/34989
3703 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3704 Allow propagation to INDIRECT_REF if we can simplify only.
3706 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3708 * c-common.c (warn_for_collisions_1): Use appropriate option when
3711 2008-02-19 Nick Clifton <nickc@redhat.com>
3714 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3715 (handle_options): Fix indentation.
3716 (print_filtered_help): If no language-specific options were
3717 displayed tell the user how to list all the options supported by
3718 the language's front-end.
3719 (print_specific_help): Fix indentation and remove duplicate line.
3720 (common_handle_option): Handle the -v option.
3721 For --help enable the display of undocumented options if the -v
3722 switch has been included on the command line.
3723 For --help= check for overlaps in the arguments between the option
3724 classes and the language names and issue a warning when they
3725 cannot be disambiguated.
3726 * c.opt (v): Pass on to the common option handler.
3728 2008-02-19 Revital Eres <eres@il.ibm.com>
3730 * modulo-sched.c (sms_schedule): Change dump message when
3731 create_ddg function fails.
3732 (try_scheduling_node_in_cycle): Rename row to cycle.
3733 (print_partial_schedule): Rename CYCLE to ROW.
3735 2008-02-19 Christian Bruel <christian.bruel@st.com>
3736 Zdenek Dvorak <ook@ucw.cz>
3738 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3740 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3744 (*x86_movdicc_0_m1_se): Ditto.
3746 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3748 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3749 (CMPtype): Define as __gcc_CMPtype.
3750 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3751 (CMPtype): Define as __gcc_CMPtype.
3753 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3755 Support valgrind 3.3 for --enable-checking=valgrind.
3756 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3758 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3759 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3760 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3761 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3762 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3763 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3764 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3766 * ggc-zone.c: Similar.
3767 * ggc-page.c: Similar.
3769 2008-02-19 Paul Brook <paul@codesourcery.com>
3772 * config/arm/ieee754-df.S: Fix do_it typo.
3773 * config/arm/ieee754-sf.S: Fix do_it typo.
3775 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3778 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3779 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3780 (OPTION_MASK_ISA_SSE_SET): Likewise.
3781 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3782 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3783 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3784 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3785 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3786 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3787 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3788 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3789 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3790 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3791 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3792 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3793 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3794 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3795 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3796 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3797 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3798 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3799 (OPTION_MASK_ISA_SSE4): Removed.
3800 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3801 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3802 (override_options): Don't turn on implied SSE/MMX bits in
3805 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3807 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3810 2008-02-18 Joey Ye <joey.ye@intel.com>
3813 * tree-nested.c (insert_field_into_struct): Set type alignment
3814 to field alignment if the former is less than the latter.
3816 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3818 * BASE-VER: Set to 4.4.0.
3820 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3822 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3823 * doc/cfg.texi: Likewise.
3824 * doc/extend.texi: Likewise.
3825 * doc/gty.texi: Likewise.
3826 * doc/invoke.texi: Likewise.
3827 * doc/loop.texi: Likewise.
3828 * doc/md.texi: Likewise.
3829 * doc/passes.texi: Likewise.
3830 * doc/rtl.texi: Likewise.
3831 * doc/sourcebuild.texi: Likewise.
3832 * doc/tm.texi: Likewise.
3833 * doc/tree-ssa.texi: Likewise.
3835 2008-02-17 Richard Guenther <rguenther@suse.de>
3838 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3839 without default definition.
3841 2008-02-17 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/35231
3844 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3847 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3850 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3852 libgcc_cmp_return mode.
3854 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3857 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3859 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3861 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3864 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3866 * doc/c-tree.texi: Use `@.' where appropriate.
3867 * doc/extend.texi: Likewise.
3868 * doc/install.texi: Likewise.
3869 * doc/invoke.texi: Likewise.
3870 * doc/loop.texi: Likewise.
3871 * doc/makefile.texi: Likewise.
3872 * doc/md.texi: Likewise.
3873 * doc/passes.texi: Likewise.
3874 * doc/standards.texi: Likewise.
3875 * doc/tm.texi: Likewise.
3877 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3880 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3882 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3883 rather than in entry_bb.
3885 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3887 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3888 libgcc_cmp_return mode.
3890 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3893 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3894 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3896 2008-02-15 Richard Guenther <rguenther@suse.de>
3897 Zdenek Dvorak <ook@ucw.cz>
3899 PR tree-optimization/35164
3900 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3901 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3902 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3903 Only propagate addresses which do not have abnormal SSA_NAMEs
3906 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3909 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3911 2008-02-15 Jan Hubicka <jh@suse.cz>
3914 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3916 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3919 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3920 when calculating alignment_pad.
3922 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3925 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3926 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3927 and STACK_BOUNDARY define.
3929 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3931 PR preprocessor/35061
3932 * c-pragma.c (handle_pragma_pop_macro): Check that
3933 pushed_macro_table has been allocated.
3935 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3938 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3939 (force_gimple_operand): Likewise.
3940 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3941 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3942 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3943 (find_interesting_uses_address): Check addressability and alignment
3944 of the base expression only after substituting bases of IVs into it.
3946 2008-02-14 Michael Matz <matz@suse.de>
3949 * function.c (instantiate_virtual_regs_in_insn): Reload address
3950 before falling back to reloading the whole operand.
3952 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3954 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3955 before the first section switch note.
3957 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3959 * doc/bugreport.texi: Update copyright years.
3960 * doc/c-tree.texi: Likewise.
3961 * doc/cfg.texi: Likewise.
3962 * doc/cpp.texi: Likewise.
3963 * doc/cppinternals.texi: Likewise.
3964 * doc/fragments.texi: Likewise.
3965 * doc/frontends.texi: Likewise.
3966 * doc/gcc.texi: Likewise.
3967 * doc/gty.texi: Likewise.
3968 * doc/hostconfig.texi: Likewise.
3969 * doc/implement-c.texi: Likewise.
3970 * doc/libgcc.texi: Likewise.
3971 * doc/loop.texi: Likewise.
3972 * doc/makefile.texi: Likewise.
3973 * doc/options.texi: Likewise.
3974 * doc/passes.texi: Likewise.
3975 * doc/rtl.texi: Likewise.
3976 * doc/sourcebuild.texi: Likewise.
3977 * doc/standards.texi: Likewise.
3978 * doc/tree-ssa.texi: Likewise.
3979 * doc/trouble.texi: Likewise.
3981 * doc/extend.texi: Use @: or add comma where appropriate.
3982 * doc/invoke.texi: Likewise.
3983 * doc/tm.texi: Likewise.
3985 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3988 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3991 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3993 * doc/md.texi (clz, ctz): Add reference.
3994 * doc/rtl.texi (clz, ctz): Likewise.
3996 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3999 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4002 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4004 * config/s390/s390.c (struct constant_pool): New field
4005 emit_pool_after added.
4006 (s390_mainpool_start): Set the emit_pool_after flag according
4007 to the section switch notes.
4008 (s390_mainpool_finish): Consider emit_pool_after when emitting
4009 the literal pool at the end of the function.
4010 (s390_chunkify_start): Force literal pool splits at section
4013 2008-02-13 Michael Matz <matz@suse.de>
4016 * var-tracking.c (clobber_variable_part): Correctly traverse the
4019 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4022 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4023 Add -fdump-ipa-inline.
4024 * tree-dump.c (dump_files): Remove tree-inlined dump.
4025 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4027 2008-02-12 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/35171
4030 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4033 2008-02-12 Richard Guenther <rguenther@suse.de>
4036 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4037 value-preserving mode. Disallow final truncation.
4039 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4042 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4043 code from here to...
4044 (force_gimple_operand): ...here.
4046 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4049 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4050 non-compatible pointers.
4051 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4052 different FIELD_DECLs, try harder by comparing field offsets, sizes
4056 * function.c (match_asm_constraints_1): Don't replace the same input
4059 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4061 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4062 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4063 (expand_epilogue): Restore RAMPZ register.
4064 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4066 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4068 * config/i386/cygwin.asm: (__alloca): Correct calling
4069 convention and alignment.
4070 (__chkstk): Force 8 byte stack alignment.
4072 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4073 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/33992
4076 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4077 the zero we compare against.
4079 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4082 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4083 to CloseHandle after unlocking to prevent accumulation of handle
4086 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4089 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4090 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4091 and update LABEL_NUSES during and after reload.
4093 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4096 * combine.c (simplify_if_then_else): Make sure the comparison is
4097 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4099 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4102 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4103 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4104 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4105 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4106 * tree.h (get_type_static_bounds): Likewise.
4108 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4110 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4111 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4112 Make -Wfoo language annotations match what the compiler outputs.
4114 2008-02-08 Sa Liu <saliu@de.ibm.com>
4116 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4117 intrinsics spu_convts, spu_convtu, spu_convtf.
4118 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4120 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4122 * doc/extend.texi (Function Attributes) <noinline>: Mention
4123 asm ("") as method to keep calls.
4125 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4128 * doc/options.texi (Options): Replace references to opts.sh with
4130 * opts-common.c: Likewise.
4131 * optc-gen.awk: Likewise.
4133 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4135 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4137 2008-02-07 Richard Henderson <rth@redhat.com>
4140 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4141 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4144 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4146 PR tree-optimization/35085
4147 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4148 for operand entry oe2 in addition to operand entry oe3 in order to
4149 expose more opportunities for vectorizer sum reduction.
4151 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4154 * Makefile.in (LIBS): Remove $(GMPLIBS).
4155 (cc1-dummy, cc1): Add $(GMPLIBS).
4157 2008-02-06 Jan Hubicka <jh@suse.cz>
4160 * i386.md (moddf_integer): Do not produce partial memory stalls for
4161 targets where it hurts.
4163 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4166 * optabs.c (expand_float): Do not check for decimal modes when
4167 expanding unsigned integer through signed conversion.
4169 2008-02-06 Nick Clifton <nickc@redhat.com>
4171 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4172 inside the clobber with a match_operand and duplicated operand
4173 number in the constraint.
4174 (ineqbranchsi): Delete redundant comment.
4176 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4178 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4179 builtin_define ("__USE_INIT_FINI__").
4180 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4182 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4184 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4186 PR documentation/30330
4187 * doc/invoke.texi (C++ Dialect Options)
4188 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4189 For each warning option -Wfoo that allows -Wno-foo, ensure both
4190 -Wfoo and -Wno-foo are listed in the option index. Fix index
4191 entry of -Wswitch-default, index -Wnormalized= including the
4192 `=', and -Wlarger-than-@var{len} including @var{len}.
4194 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/i386.md (floatunssisf2): Use
4197 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4198 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4199 Macroize expander using MODEF mode iterator.
4201 2008-02-05 Diego Novillo <dnovillo@google.com>
4203 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4206 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4208 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4213 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4216 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4217 to indicate if a message should be generated.
4218 (init_cumulative_args): Updated.
4219 (function_value_32): Likewise.
4221 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4223 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4225 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4229 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4231 2008-02-04 Diego Novillo <dnovillo@google.com>
4233 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4236 * tree-vrp.c (vrp_evaluate_conditional): With
4237 -Wtype-limits, emit a warning when comparing against a
4238 constant outside the natural range of OP0's type.
4240 2008-02-04 Richard Guenther <rguenther@suse.de>
4243 * expr.c (count_type_elements): Give for unions instead of
4246 2008-02-04 Richard Guenther <rguenther@suse.de>
4249 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4250 to TYPE_DOMAINs base type instead of using bitsizetype here.
4252 2008-02-03 Jason Merrill <jason@redhat.com>
4254 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4256 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4259 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4260 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4261 (RS/6000 and PowerPC Options): Fix typos and markup.
4262 * doc/passes.texi (Tree-SSA passes): Likewise.
4264 2008-02-02 Michael Matz <matz@suse.de>
4267 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4268 from record_last_reg_set_info.
4269 (record_last_reg_set_info): Take an RTX argument, iterate over all
4270 constituent hardregs.
4271 (record_last_set_info, record_opr_changes): Change calls to
4272 new signature or to record_last_reg_set_info_regno.
4274 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4276 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4278 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4280 PR rtl-optimization/34773
4281 * reg-notes.def (EQUAL): Mention significance of combination of
4282 REG_EQUAL and REG_RETVAL.
4283 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4284 insn that has a REG_RETVAL.
4286 2008-02-01 Roger Sayle <roger@eyesopen.com>
4289 * configure.ac (--enable-fixed-point): Disable unless explicitly
4291 * configure: Regenerate.
4293 2008-02-01 Richard Guenther <rguenther@suse.de>
4296 * invoke.texi (-finline-limit): Remove no longer true parts
4297 of the documentation. Note that there is no default value.
4299 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4300 Mark Mitchell <mark@codesourcery.com>
4301 Ben Elliston <bje@au.ibm.com>
4304 * doc/extend.texi (Other Builtins): Document.
4306 2008-01-31 Tom Browder <tom.browder@gmail.com>
4308 * doc/c-tree.texi (Types): Fix grammar.
4309 (Expression trees): Ditto.
4310 * doc/passes.texi (Tree-SSA passes): Ditto.
4312 * doc/configterms.texi (Configure Terms): Fix typo.
4313 * doc/cpp.texi (Common Predefined Macros): Ditto.
4314 * doc/md.texi (Machine Constraints): Ditto.
4316 * doc/makefile.texi (Makefile): Add comma.
4318 2008-01-31 Tom Browder <tom.browder@gmail.com>
4319 Gerald Pfeifer <gerald@pfeifer.com>
4321 * doc/sourcebuild.texi (Front End): Remove references to CVS
4322 and CVSROOT/modules.
4323 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4324 (Back End): Remove reference to CVS.
4326 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4329 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4331 (mips16_gp_pseudo_reg): ...here.
4332 * config/mips/mips.md (load_const_gp): Replace with...
4333 (load_const_gp_<mode>): ...this :P-based insn.
4335 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4337 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4338 options. Minor fixes.
4339 (-std): Move reference to standards closer to where language
4340 standards are first mentioned.
4342 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4344 PR rtl-optimization/34995
4345 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4346 parameter and return a bool. If the rtx parameter is nonnull,
4347 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4348 (find_reloads): Update call accordingly. Pass the new operand
4349 if it needed no address reloads, otherwise pass null.
4351 2008-01-30 Richard Henderson <rth@redhat.com>
4354 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4355 for unbounded arrays.
4357 2008-01-30 Silvius Rus <rus@google.com>
4359 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4361 2008-01-30 Jan Hubicka <jh@suse.cz>
4364 * i386.c (init_cumulative_args): Use real function declaration when
4367 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4369 PR rtl-optimization/34998
4370 * global.c (build_insn_chain): Treat non-subreg_lowpart
4371 SUBREGs of pseudos as clobbering all the words covered by the
4372 SUBREG, not just all the bytes.
4373 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4374 original df_ref rather than an extract parameter.
4375 (global_conflicts): Update call accordingly.
4377 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4379 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4380 the overflow check to make it easier to read.
4381 (__fixtfdi): Change the type of the ll member in union
4382 long_double to UDItype_x.
4384 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4387 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4388 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4389 * tree-inline.c (fold_marked_statements): Call
4390 cgraph_update_edges_for_call_stmt if folding a call statement.
4391 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4392 debug_generic_stmt calls, reset it back afterwards.
4395 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4397 * c-typeck.c (build_external_ref): Don't pedwarn about
4398 static vars in current function's scope.
4400 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4402 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4404 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4407 * ipa-struct-reorg.c: Fix spelling.
4408 * params.def: Ditto.
4410 2008-01-29 Richard Guenther <rguenther@suse.de>
4413 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4415 * tree-inline.c (remap_type): Increment remapping_type_depth
4416 around remapping types.
4417 (copy_body_r): Only add referenced variables if they are referenced
4418 from code, not types.
4420 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4431 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4432 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4434 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4437 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4438 pointer for tiny stack.
4440 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4442 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4444 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4446 * config/vx-common.h: Fix typo in comment.
4448 2008-01-28 Ian Lance Taylor <iant@google.com>
4452 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4453 coalesce pointers if they have different DECL_NO_TBAA_P values.
4454 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4455 between variables with different DECL_NO_TBAA_P values.
4457 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4460 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4461 are not legitimate small data references on SPE targets.
4463 2008-01-28 David Daney <ddaney@avtrex.com>
4465 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4467 2008-01-28 David Daney <ddaney@avtrex.com>
4469 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4471 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4473 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4474 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4475 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4476 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4477 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4478 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4479 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4480 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4482 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4484 * basic-block.h (condjump_equiv_p): Fix comment.
4486 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4488 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4489 print_generic_stmt_indented): Fix comment.
4491 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4493 * configure.ac (__stack_chk_fail): Add detecion for availability
4494 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4495 * configure: Regenerate.
4497 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4500 * final.c (output_addr_const): Handle TRUNCATE.
4502 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4505 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4506 (zero_cost, infinite_cost): New constants.
4507 (struct cost_pair): Change type of cost to comp_cost.
4508 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4509 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4511 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4512 split_address_cost, ptr_difference_cost, difference_cost,
4513 get_computation_cost_at, get_computation_cost,
4514 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4515 determine_use_iv_cost_condition, determine_use_iv_costs,
4516 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4517 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4518 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4519 Change type of cost to comp_cost.
4520 (determine_iv_cost): Increase cost of non-original ivs, instead
4521 of decreasing the cost of original ones.
4522 (get_address_cost): Indicate the complexity of the addressing mode
4524 (try_add_cand_for): Prefer using ivs not specific to some object.
4525 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4527 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4528 Janis Johnson <janis187@us.ibm.com>
4531 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4532 (TARGET_INSTANTIATE_DECLS): Likewise.
4533 * target.h (expand_to_rtl_hook): New target hook.
4534 (instantiate_decls): Likewise.
4535 * function.c (instantiate_decl): Make non-static. Rename to...
4536 (instantiate_decl_rtl): ... this.
4537 (instantiate_expr): Use instantiate_decl_rtl.
4538 (instantiate_decls_1): Likewise.
4539 (instantiate_decls): Likewise.
4540 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4541 * function.h (instantiate_decl_rtl): Add prototype.
4542 * cfgexpand.c (target.h): New include.
4543 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4544 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4545 (TARGET_INSTANTIATE_DECLS): Likewise.
4546 (TARGET_INITIALIZER): New target hooks added.
4547 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4549 * config/rs6000/rs6000.c (tree-flow.h): New include.
4550 (machine_function): Add sdmode_stack_slot field.
4551 (rs6000_alloc_sdmode_stack_slot): New function.
4552 (rs6000_instantiate_decls): Likewise.
4553 (rs6000_secondary_memory_needed_rtx): Likewise.
4554 (rs6000_check_sdmode): Likewise.
4555 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4556 (TARGET_INSTANTIATE_DECLS): Likewise.
4557 (rs6000_hard_regno_mode_ok): Allow SDmode.
4558 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4559 (rs6000_emit_move): Handle SDmode.
4560 (function_arg_advance): Likewise.
4561 (function_arg): Likewise.
4562 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4563 SDmode var args for 32-bit compiles.
4564 (rs6000_secondary_reload_class): Handle SDmode.
4565 (rs6000_output_function_epilogue): Likewise.
4566 (rs6000_function_value): Simplify if statement.
4567 (rs6000_libcall_value): Likewise.
4568 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4569 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4570 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4571 (movsd_hardfloat): New define_insn.
4572 (movsd_softfloat): Likewise.
4573 (movsd_store): Likewise.
4574 (movsd_load): Likewise.
4575 (extendsddd2): Likewise.
4576 (extendsdtd2): Likewise.
4577 (truncddsd2): Likewise.
4578 (movdd_hardfloat64): Fixup comment.
4579 (UNSPEC_MOVSD_LOAD): New constant.
4580 (UNSPEC_MOVSD_STORE): Likewise.
4582 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4585 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4587 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4588 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4589 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4592 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4595 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4596 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4597 __LONGDOUBLE128 too.
4598 * config/rs6000/aix61.h: New file.
4600 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4602 PR rtl-optimization/34959
4603 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4604 popcount and parity rtxes the same mode as their operand.
4605 Truncate or extend the result to the return value's mode
4608 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4611 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4612 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4613 to GOT_VERSION_REGNUM.
4614 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4615 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4616 * config/mips/mips.c (mips_emit_call_insn): New function.
4617 (mips_call_tls_get_addr): Call mips_expand_call directly.
4618 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4620 (mips16_build_call_stub): Likewise. Return the call insn or null.
4621 (mips_expand_call): Update the call to mips16_build_call_stub
4622 accordingly and a remove redundant condition. Assert that MIPS16
4623 stubs do not use lazy binding. Use mips_emit_call_insn and return
4625 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4627 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4628 (mips_avoid_hazard): Remove hazard_set handling.
4629 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4630 (UNSPEC_RESTORE_GP): ...this.
4631 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4632 (FAKE_CALL_REGNO): Rename to...
4633 (GOT_VERSION_REGNUM): ...this.
4634 (type): Add "ghost" value. Add an associated insn reservation.
4635 (hazard_set): Remove.
4636 (exception_receiver): Rename to...
4637 (restore_gp): ...this and update the unspec identifier accordingly.
4638 (exception_receiver, nonlocal_got_receiver): New expanders.
4639 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4640 FAKE_CALL_REGNO. Remove hazard_set attribute.
4641 (set_got_version, update_got_version): New patterns.
4643 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4646 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4648 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4651 * doc/install.texi2html: Generate gcc-vers.texi.
4653 2008-01-25 DJ Delorie <dj@redhat.com>
4655 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4657 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4659 * config/c4x: Remove directory.
4660 * config.gcc (crx-*, mt-*): Mark obsolete.
4661 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4662 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4663 sh-*-rtemscoff*): Remove cases.
4664 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4665 * real.c (encode_c4x_single, decode_c4x_single,
4666 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4667 c4x_extended_format): Remove.
4668 * real.h (c4x_single_format, c4x_extended_format): Remove.
4669 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4671 (Pragmas): Remove comment about c4x pragmas.
4672 * doc/install.texi (c4x): Remove target-specific instructions.
4673 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4674 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4675 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4676 refer to C4x source files as examples.
4677 (C4X_FLOAT_FORMAT): Remove documentation.
4679 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4681 * config/bfin/bfin.c (override_options): Reorder tests so that
4682 flag_pic gets enabled for -msep-data.
4684 2008-01-25 Richard Guenther <rguenther@suse.de>
4687 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4688 to its bitfield precision if required.
4690 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4693 * tree-nested.c (walk_omp_for): New function.
4694 (convert_nonlocal_reference, convert_local_reference): Call
4695 walk_omp_for on OMP_FOR.
4696 (convert_call_expr): Call walk_body on OMP_FOR's
4697 OMP_FOR_PRE_INIT_BODY.
4699 2008-01-25 Richard Guenther <rguenther@suse.de>
4701 PR tree-optimization/34966
4702 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4703 default defs and PHI_NODEs we have to insert after the
4706 2008-01-24 Nick Clifton <nickc@redhat.com>
4708 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4709 Provide a default definition.
4710 (LIBGCC2_UNITS_PER_WORD): Likewise.
4712 * config/stormy16/stormy16.c: Include df.h for the prototype
4713 for df_regs_ever_live_p.
4714 (xstormy16_expand_builtin_va_start): Convert the stack offset
4715 into a component_ref and then use POINTER_PLUS_EXPR to add it
4716 to the incoming_virtual_args_rtx.
4717 (xstormy16_gimplify_va_arg_expr): Rename to
4718 xstormy16_gimplify_va_arg_expr.
4719 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4720 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4721 xstormy16_gimplify_va_arg_expr.
4722 Fix up some formatting issues.
4724 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4725 Move to predicates.md.
4726 (xs_hi_general_operand): Likewise.
4727 (xs_hi_nonmemory_operand): Likewise.
4728 * config/stormy16/predicates.md:
4729 (xstormy16_carry_plus_operand): New predicate.
4730 (xs_hi_general_operand): New predicate.
4731 (xs_hi_nonmemory_operand): New predicate.
4732 * config/stormy16/stormy16-protos.h:
4733 (xstormy16_carry_plus_operand): Delete prototype.
4734 (xs_hi_general_operand): Likewise.
4735 (xs_hi_nonmemory_operand): Likewise.
4737 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4738 modifiers as they are no longer needed and they can trigger
4739 reload spill failures.
4741 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4742 with a match_operand in order to help reload.
4744 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4745 constraint with 'e' for the 8th alternative as this version of
4746 the mov.w instruction only accepts the lower 8 registers.
4748 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4751 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4752 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4755 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4758 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4760 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4762 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4764 (remove_structure): Update allocations list before removing structure.
4766 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4768 * ipa-struct-reorg.c (is_safe_cond_expr,
4769 create_new_stmts_for_cond_expr): Use integer_zerop function,
4770 that recognize not only zero-pointer, but zero-integer too.
4772 2008-01-25 Ben Elliston <bje@au.ibm.com>
4775 * fixproto: Escape "." in sed expression that strips leading "./".
4777 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4780 * gcc.c (SWITCH_OK): Removed.
4781 (SWITCH_LIVE): Changed to bit.
4782 (SWITCH_FALSE): Likewise.
4783 (SWITCH_IGNORE): Likewise.
4784 (switchstr): Change live_cond to unsigned int.
4785 (process_command): Replace SWITCH_OK with 0.
4786 (do_self_spec): Likewise.
4787 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4788 (give_switch): Likewise.
4789 (used_arg): Likewise.
4790 (do_spec_1): Set the SWITCH_IGNORE bit.
4791 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4792 bits. Set the SWITCH_LIVE bit.
4794 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4796 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4798 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4800 PR tree-optimization/34472
4801 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4802 parameter to a "bool *" and set *DATA to false if there is
4803 an unsafe access. Do not delete the structure here.
4804 (check_cond_exprs): Delete it here instead.
4805 (check_cond_exprs, exclude_cold_structs): Do not increase
4806 I when removing a structure.
4808 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4812 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4814 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4817 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4818 a fixed vector for stack.
4820 2008-01-24 Ben Elliston <bje@au.ibm.com>
4823 * doc/gcc.texi (Software development): Add a direntry for g++.
4825 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4827 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4828 stale and straggling -fforce-addr comments above.
4830 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4832 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4833 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4835 2008-01-23 Michael Matz <matz@suse.de>
4838 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4841 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4843 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4846 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4848 * config/avr/avr.c (avr_current_arch): New variable.
4849 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4850 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4851 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4852 (avr_override_options): Init 'avr_current_arch'.
4853 (base_arch_s): Move from here...
4854 * config/avr/avr.h (base_arch_s): ... here. Add new members
4855 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4856 'mega' to 'have_jmp_call'.
4857 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4858 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4860 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4862 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4863 MULTILIB_MATCHES): (Ditto.).
4865 2008-01-23 Richard Guenther <rguenther@suse.de>
4868 * cgraphunit.c (cgraph_reset_node): Always mark the node
4869 not reachable if it is not queued already.
4871 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4873 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4874 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4875 (cputype_selected): New static variable.
4876 (bfin_handle_option): Set it if -mcpu is used.
4877 (override_option): Select default set of workarounds if no cpu type
4878 selected on the command line.
4879 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4881 From Michael Frysinger <michael.frysinger@analog.com>
4882 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4883 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4885 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4886 for bf547, bf523, bf524, and bf526.
4887 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4889 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4890 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4891 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4892 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4893 * doc/invoke.texi (Blackfin Options): Document that
4894 -mcpu now accept bf547, bf523, bf524, and bf526.
4896 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4898 PR rtl-optimization/34628
4899 * combine.c (try_combine): Stop and undo after the first combination
4900 if an autoincrement side-effect on the first insn has effectively
4903 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4906 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4907 Offset addresses are not valid for Altivec or paired float modes.
4909 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4912 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4913 if DECL_INITIAL (decl) is error_mark_node.
4916 * c-common.c (handle_vector_size_attribute): Only allow
4917 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4918 the same way as pointer, array etc. types.
4919 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4922 * tree.c (build_type_attribute_qual_variant): Call
4923 build_qualified_type if attributes are equal, but quals are not.
4925 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4928 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4929 * flags.h (warn_strict_aliasing): Remove.
4930 (warn_strict_overflow): Remove.
4931 * opts.c (warn_strict_aliasing): Remove.
4932 (warn_strict_overflow): Remove.
4933 * c-opts.c (c_common_handle_option): -Wall only sets
4934 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4935 (c_common_post_options): Give default values to -Wstrict-aliasing
4936 and -Wstrict-overflow if they are uninitialized.
4937 * common.opt (Wstrict-aliasing): Specify Var and Init.
4938 (Wstrict-overflow): Likewise.
4940 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4942 PR rtl-optimization/26854
4943 PR rtl-optimization/34400
4944 PR rtl-optimization/34884
4945 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4947 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4948 (df_rd_bb_info.expanded_lr_out): Deleted
4949 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4950 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4951 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4952 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4953 Removed code to allocate, initialize or free expanded_lr_out.
4954 (df_rd_bb_local_compute_process_def): Restructured to make more
4956 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4957 sets if the sets are being trimmed.
4959 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4962 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4963 (as_vers): Likewise.
4964 * configure: Regenerated.
4966 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4969 * tree-pass.h (pass_build_alias): New pass.
4970 * tree-ssa-alias.c (gate_build_alias): New.
4971 (pass_build_alias): New.
4972 * passes.c (init_optimization_passes): Add pass_build_alias after
4973 pass_create_structure_vars.
4975 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4977 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4978 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4979 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4980 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4981 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4982 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4983 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4984 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4985 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4986 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4987 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4988 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4989 * config/s390/s390.md (FP_ALL): New mode iterator.
4990 (_d): New mode attribute.
4991 ("*signbit<mode>2>"): Changed mode of first operand.
4992 ("isinf<mode>2"): Changed mode of first operand.
4993 ("*TDC_insn"): Adaptation for DFP modes.
4995 2008-01-22 Ben Elliston <bje@au.ibm.com>
4997 * tree.c (check_qualified_type): Improve function description.
4999 2008-01-21 Jason Merrill <jason@redhat.com>
5002 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5003 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5006 2008-01-21 DJ Delorie <dj@redhat.com>
5008 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5011 2008-01-21 Richard Guenther <rguenther@suse.de>
5014 * tree-cfg.c (verify_expr): Allow all invariant expressions
5015 instead of just constant class ones as reference argument.
5016 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5017 like any other constant.
5018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5020 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5022 * regmove.c (fixup_match_1): Update call crossed frequencies.
5024 2008-01-21 Richard Guenther <rguenther@suse.de>
5027 * tree-inline.c (setup_one_parameter): Deal with mismatched
5028 types using a VIEW_CONVERT_EXPR.
5030 2008-01-21 Alon Dayan <alond@il.ibm.com>
5031 Olga Golovanevsky <olga@il.ibm.com>
5033 PR tree-optimization/34701
5034 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5035 when the structure size is not a power of 2.
5037 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5039 * doc/install.texi: Add doc for --enable-checking=df.
5041 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5043 PR rtl-optimization/34808
5044 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5046 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5048 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5051 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5053 PR rtl-optimization/26854
5054 PR rtl-optimization/34400
5055 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5057 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5058 (df_rd_bb_info.expanded_lr_out): New.
5059 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5060 * loop_iv.c (iv_analysis_loop_init): Ditto.
5061 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5062 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5063 Added code to allocate, initialize or free expanded_lr_out.
5064 (df_rd_bb_local_compute_process_def): Restructured to make
5065 more understandable.
5066 (df_rd_confluence_n): Add code to do nothing with fake edges and
5067 code to no apply invalidate_by_call sets if the sets are being trimmed.
5068 (df_lr_local_finalize): Renamed to df_lr_finalize.
5069 (df_live_local_finalize): Renamed to df_live_finalize.
5071 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5074 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5075 deciding whether to use reciprocal instructions.
5077 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5079 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5080 dwarf2out_note_section_used if cold_text_section is NULL.
5082 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5084 PR gcov-profile/34610
5085 * tree-cfg.c (make_edges): Mark both outgoing edges from
5086 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5087 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5088 from OMP_FOR and OMP_CONTINUE outgoing edges.
5090 * tree-profile.c (tree_profiling): Return early if
5091 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5093 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5094 from cfun to child_cfun.
5095 * function.h (struct function): Add after_tree_profile bit.
5097 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5099 * config/avr/avr.S (_exit): Disable interrupt.
5101 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5102 Steven Bosscher <stevenb.gcc@gmail.com>
5104 PR rtl-optimization/26854
5105 PR rtl-optimization/34400
5106 * df-problems.c (df_live_scratch): New scratch bitmap.
5107 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5108 (df_live_reset): Clear the proper bitmaps.
5109 (df_live_bb_local_compute): Only process the artificial defs once
5110 since the order is not important.
5111 (df_live_init): Init the df_live sets only with the variables
5112 found live by df_lr.
5113 (df_live_transfer_function): Use the df_lr sets to prune the
5114 df_live sets as they are being computed.
5115 (df_live_free): Free df_live_scratch.
5117 2008-01-18 Ian Lance Taylor <iant@google.com>
5119 * common.opt: Add fmerge-debug-strings.
5120 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5121 flag_merge_debug_strings rather than flag_merge_constants.
5122 * doc/invoke.texi (Option Summary): Mention
5123 -fmerge-debug-strings.
5124 (Debugging Options): Document -fmerge-debug-strings.
5126 2008-01-18 Ian Lance Taylor <iant@google.com>
5129 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5130 (struct tree_function_decl): Add new field operator_new_flag.
5131 * tree-inline.c (expand_call_inline): When inlining a call to
5132 operator new, force the return value to go into a variable, and
5133 set DECL_NO_TBAA_P on that variable.
5134 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5136 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5139 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5140 DWARF2_DEBUGGING_INFO.
5141 (dwarf2out_note_section_used): Ditto. Add prototype.
5142 (have_multiple_function_sections, text_section_used,
5143 cold_text_section_used, *cold_text_sections): Move declarations
5146 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5148 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5149 field and add signal_ra.
5150 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5151 assignments to frame state pc. Move end of stack check after
5152 MD_FALLBACK_FRAME_STATE_FOR.
5153 (uw_update_context_1): Use frame state signal_regs if set, instead
5154 of checking signal_frame flag.
5155 (uw_update_context): Use frame state signal_ra if set.
5156 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5157 * config/xtensa/linux-unwind.h: New file.
5159 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5161 * modulo-sched.c (get_sched_window): Fix comment typo.
5163 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5165 PR tree-optimization/34648
5166 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5168 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5170 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5171 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5173 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5175 PR rtl-optimization/34400
5176 * df-core.c (df_worklist_dataflow_overeager,
5177 df_worklist_dataflow_doublequeue): New functions.
5178 (df_worklist_dataflow): Two different worklist solvers.
5179 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5182 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5185 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5186 and ftree-parallelize-loops.
5188 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5190 PR rtl-optimization/34826
5191 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5193 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5195 * global.c (find_reg): Mark the eh regs as used if necessary.
5196 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5197 * ra.h (struct allocno): no_eh_reg field added. Changed
5198 no_stack_reg type to bitfield.
5200 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5202 * tree.c (substitute_in_expr): Add missing 'break'.
5204 2008-01-17 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/34825
5207 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5208 x / x as division to handle.
5210 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5212 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5213 "-pthread" is specified.
5214 * pa-hpux11.h (LIB_SPEC): Likewise.
5216 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5217 Peter Bergner <bergner@vnet.ibm.com>
5219 PR rtl-optimization/33796
5220 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5222 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5224 PR libgfortran/34699
5225 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5227 * pa-hpux10.h (LINK_SPEC): Likewise.
5228 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5230 2008-01-16 Richard Guenther <rguenther@suse.de>
5233 * fold-const.c (fold_convert_const_int_from_int): Do not
5234 set overflow if that occured only because of a sign extension
5235 change when converting from/to a sizetype with the same
5236 precision and signedness.
5238 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5241 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5242 location address to the correct place. Update copyright year.
5244 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5246 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5247 no dependences in the dependence_relations vector.
5249 2008-01-16 Jan Hubicka <jh@suse.cz>
5251 PR rtl-optimization/31396
5252 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5253 * cfg.c (dump_reg_info): Print it.
5254 * regs.h (struct reg_info_t): add freq_calls_crossed.
5255 (REG_FREQ_CALLS_CROSSED): New macro.
5256 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5257 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5258 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5259 regmove_optimize): Update call crossed frequencies.
5260 * local-alloc.c (struct qty): Add freq_calls_crossed.
5261 (alloc_qty): Copute freq_calls_crossed.
5262 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5263 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5264 * ra.h (struct allocno): Add freq_calls_crossed.
5266 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5268 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5269 libgomp when compiling with ftree-parallelize-loops.
5270 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5272 2008-01-16 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/34769
5275 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5276 * tree.c (int_cst_value): Instead make this function more
5277 permissive in what it accepts as valid input. Document this
5278 function always sign-extends the value.
5280 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5281 Richard Guenther <rguenther@suse.de>
5284 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5285 (gimple_fold_indirect_ref_rhs): ... this.
5286 (gimple_fold_indirect_ref): New function with foldings
5287 that preserve lvalueness.
5288 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5289 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5290 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5291 to fold an INDIRECT_REF, fall back to the old use of
5292 fold_indirect_ref_1.
5294 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5296 * tree-data-ref.c (subscript_dependence_tester_1): Call
5297 free_conflict_function.
5298 (compute_self_dependence): Same.
5300 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5303 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5304 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5306 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5307 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5308 for DWARF2_UNWIND_INFO targets.
5310 2008-01-16 Richard Guenther <rguenther@suse.de>
5313 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5314 type qualifiers for function types.
5316 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5318 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5319 loop_iterator li from previous commit.
5321 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5323 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5325 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5327 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5328 (parallelize_loops): Don't parallelize irreducible components.
5330 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5333 * c-opts (c_common_post_options): Do not enable CPP
5334 flag_pedantic_errors by default.
5336 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5338 PR rtl-optimization/31944
5339 * cse.c (remove_pseudo_from_table): New function.
5340 (merge_equiv_classes): Use above function to remove pseudo-registers.
5341 (invalidate): Likewise.
5343 2008-01-13 Richard Guenther <rguenther@suse.de>
5346 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5347 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5349 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5351 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5352 validate_change to unshare the source of the PC set.
5354 2008-01-12 Jan Hubicka <jh@suse.cz>
5357 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5358 references above array bounds. This might trigger bounds checks for
5361 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5363 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5364 new_replaceable_dependencies.
5366 2008-01-12 Doug Kwan <dougkwan@google.com>
5368 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5369 instead of OPT_Wreturn_type in warning due to ignored return type
5371 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5372 options included in -Wextra.
5373 * c.opt: New option -Wignored_qualifiers.
5374 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5375 -Wignore_qualifiers.
5376 (-Wignored-qualifiers): Document.
5377 (-Wreturn-type): Remove description of functionality now handled
5378 by -Wignored-qualifiers.
5380 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5383 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5384 NOP_EXPR if it is between integral types with the same precision.
5386 2008-01-12 Jan Hubicka <jh@suse.cz>
5389 * invoke.texi (max-inline-recursive-depth): Fix default value.
5391 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5393 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5396 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5398 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5400 2008-01-11 James E. Wilson <wilson@specifix.com>
5403 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5405 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5407 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5408 save/restore frame pointer register and don't use 'call-prologues'
5409 optimization in function with "OS_task" attribute.
5411 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5414 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5415 when copying to memory.
5417 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5419 PR rtl-optimization/30905
5420 * cfgcleanup.c: Include dce.h
5421 (crossjumps_occured): New global variable.
5422 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5423 If something changed, set crossjumps_occured to true.
5424 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5425 Don't add/remove fake edges to exit here...
5426 (cleanup_cfg): ...but do it here, when crossjumping.
5427 Run a fast DCE when successful crossjumps occured in the latest
5428 iteration of try_optimize_cfg.
5430 2008-01-11 Richard Guenther <rguenther@suse.de>
5432 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5433 (struct vn_unary_op_s): Likewise.
5434 (vn_reference_insert): Free old reference on hash collision.
5436 2008-01-10 Raksit Ashok <raksit@google.com>
5438 PR rtl-optimization/27971
5439 * combine.c (find_split_point): Split PLUS expressions which are
5440 inside a MEM rtx, and whose first operand is complex.
5442 2008-01-10 DJ Delorie <dj@redhat.com>
5444 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5445 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5446 (m32c_hard_regno_ok): Call the underlying function.
5448 2008-01-10 Richard Guenther <rguenther@suse.de>
5451 * tree-cfg.c (tree_merge_blocks): Do not go through the
5452 full-blown folding and stmt updating path if we just deal
5453 with virtual operands.
5454 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5455 test for abnormal SSA_NAMEs.
5457 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5460 * reload.c (push_reload): Add assertions. All constants from
5461 reg_equiv_constant should have been used for replacing the respective
5463 (find_reloads_address): Invoke find_reloads_address_part for
5464 constant taken from the reg_equiv_constant array.
5466 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5468 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5469 field (valnum) the first in the struct. Replace bools with
5472 2008-01-10 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/34651
5475 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5476 types and ordering for masking and converting.
5478 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5480 PR tree-optimization/34017
5481 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5482 also for PHI_NODE expressions.
5484 2008-01-09 Jan Hubicka <jh@suse.cz>
5486 PR tree-optimization/34708
5487 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5488 based on number of case labels.
5489 (init_inline_once): Remove switch_cost.
5490 * tree-inline.h (eni_weights_d): Remove switch_cost.
5492 2008-01-09 Richard Guenther <rguenther@suse.de>
5493 Andrew Pinski <andrew_pinski@playstation.sony.com>
5496 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5497 temporary if an rvalue is ok or an lvalue is not required.
5499 2008-01-09 Richard Guenther <rguenther@suse.de>
5502 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5505 2008-01-09 Richard Guenther <rguenther@suse.de>
5508 * tree.c (host_integerp): Check for sizetype only if the
5509 type is an integer type.
5511 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5514 * opts.c (decode_options): Disable inlining of functions called
5515 once if not in unit-at-a-time mode.
5517 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5519 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5521 2008-01-08 Richard Guenther <rguenther@suse.de>
5524 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5525 out early if the result will be unused.
5527 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5532 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5536 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5538 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5539 for vectorization tuned.
5541 2008-01-08 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/34683
5544 * tree-ssa-operands.c (operand_build_cmp): Export.
5545 * tree-ssa-operands.h (operand_build_cmp): Declare.
5546 * tree-vn.c (vuses_compare): Remove.
5547 (sort_vuses): Use operand_build_cmp.
5548 (sort_vuses_heap): Likewise.
5549 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5550 to re-use old VEC if available. Do not sort already sorted VUSEs.
5551 (vdefs_to_vec): Do not sort already sorted VDEFs.
5553 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5556 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5558 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5561 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5562 limitations of reciprocal sequences on x86 targets.
5564 2008-01-08 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/34683
5567 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5569 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5572 * config/darwin.c (darwin_mergeable_string_section): Don't use
5573 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5575 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5579 negxf2. Macroize expander using X87MODEF mode iterator. Change
5580 predicates of op0 and op1 to register_operand.
5581 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5582 expander using X87MODEF mode iterator. Change predicates of
5583 op0 and op1 to register_operand.
5584 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5585 corresponding patterns and macroize using MODEF macro. Change
5586 predicates of op0 and op1 to register_operand and remove
5587 "m" constraint. Disparage "r" alternative with "!".
5588 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5589 macroize using X87MODEF macro. Change predicates of op0 and op1
5590 to register_operand and remove "m" constraint. Disparage "r"
5591 alternative with "!".
5592 (absneg splitter with memory operands): Remove.
5593 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5594 patterns and macroize using X87MODEF mode iterator.
5595 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5596 Change predicate of op1 to register_operand.
5597 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5598 for memory operands.
5600 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5602 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5604 2008-01-07 Richard Guenther <rguenther@suse.de>
5606 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5609 2008-01-07 Richard Guenther <rguenther@suse.de>
5611 PR tree-optimization/34683
5612 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5613 VOPs of the needed size to save memory. Use VEC_quick_push
5614 to save compile-time.
5615 (vdefs_to_vec): Likewise.
5617 2008-01-07 Sa Liu <saliu@de.ibm.com>
5619 * config/spu/spu.md (divdf3): Genetate inline code for double
5620 division. The implementation doesn't handle INF or NAN, therefore it
5621 only applies when -ffinite-math-only is given.
5623 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5626 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5627 * doc/cpp.texi ([Common Predefined Macros]): Document.
5629 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5632 order to use commutative addition instead of subtraction.
5634 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5635 Mircea Namolaru <namolaru@il.ibm.com>
5636 Vladimir Yanovsky <yanov@il.ibm.com>
5637 Revital Eres <eres@il.ibm.com>
5639 PR tree-optimization/34263
5640 * tree-outof-ssa.c (process_single_block_loop_latch,
5641 contains_tree_r): New functions.
5642 (analyze_edges_for_bb): Call process_single_block_loop_latch
5643 function to empty single-basic-block latch block if possible.
5645 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5647 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5649 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5651 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5653 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5655 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5657 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5659 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5661 PR tree-optimization/34618
5662 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5665 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5669 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5670 Update copyright year.
5672 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5673 Update copyright year.
5674 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5677 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5679 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5680 edge does not point to current bb before changing need_assert.
5682 2008-01-04 Richard Guenther <rguenther@suse.de>
5685 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5686 for verifying purposes if they are is_gimple_min_invariant.
5688 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5690 PR tree-optimization/34448
5691 PR tree-optimization/34465
5692 * gimplify.c (gimplify_init_constructor): Add new parameter
5693 notify_temp_creation. Use it.
5694 (gimplify_modify_expr_rhs): Take volatiles into account when
5695 optimizing constructors.
5696 Do not optimize constructors if gimplify_init_constructor will dump to
5698 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5699 * gcc.c-torture/compile/pr34448.c: New.
5701 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5703 PR gcov-profile/34609
5704 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5705 return_slot if result is TREE_ADDRESSABLE.
5707 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5709 * config/mips/mips.md (sqrt_condition): Tweak comment.
5710 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5712 2008-01-03 Tom Tromey <tromey@redhat.com>
5715 * c-common.c (c_type_hash): Handle VLAs.
5717 2008-01-03 Jan Hubicka <jh@suse.cz>
5719 PR tree-optimization/31081
5720 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5721 0 when inlining and not inlining to first basic block.
5722 (remap_decl): When var is initialized to 0, don't set default_def.
5723 (expand_call_inline): Set entry_bb.
5724 * tree-inline.h (copy_body_data): Add entry_bb.
5726 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5729 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5732 PR tree-optimization/29484
5733 * tree-inline.c (inline_forbidden_p_2): New function.
5734 (inline_forbidden_p): Disallow inlining if some static var
5735 has an address of a local LABEL_DECL in its initializer.
5736 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5739 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5741 PR tree-optimization/34635
5742 * tree-data-ref.c (add_other_self_distances): Make sure that the
5743 evolution step is constant.
5745 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5748 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5750 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5752 * tree-sra.c (scalarize_init): Insert the generate_element_init
5753 statements after the generate_element_zero statements.
5755 2008-01-02 Richard Guenther <rguenther@suse.de>
5759 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5760 for very large number of operands instead of ICEing.
5762 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5765 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5766 while stack probing.
5768 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5770 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5773 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5776 * tree-mudflap.c (mx_register_decls): Guard warning by
5777 !DECL_ARTIFICIAL check.
5779 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5781 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5782 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5783 sse5_perm<mode>): Fix constraints.