1 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5 2008-04-03 Tom Tromey <tromey@redhat.com>
6 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9 * config/bfin/t-bfin-linux (generated_files): Add
10 linux-sysroot-suffix.h.
11 * doc/install.texi (Prerequisites): Require make 3.80.
12 * doc/sourcebuild.texi (Front End Directory): Document new
14 * Makefile.in (generated_files): New variable.
15 (ALL_HOST_OBJS): New variable.
16 ($(ALL_HOST_OBJS)): New target.
18 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21 (remap_block): Call id->transform_lang_insert_block instead
23 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
24 Set id.transform_lang_insert_block to NULL.
25 (clone_body): Move to cp/optimize.c
26 * tree-inline.h (struct copy_body_data): Change
27 transform_lang_insert_block to function pointer.
28 (copy_generic_body, copy_decl_no_change): Export.
29 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
30 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
31 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
33 * c-tree.h (insert_block): Kill.
34 * c-decl.c (insert_block): Kill.
36 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
38 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
39 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
40 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
42 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
43 argument, call {push,pop}_function_context from here.
44 * c-parser.c: Use c_{push,pop}_function_context.
46 * function.c (push_function_context_to): Move meat ...
47 (push_function_context): ... here. Simplify.
48 * function.c (pop_function_context_from): Move meat ...
49 (pop_function_context): ... here. Simplify.
50 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
52 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
53 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
54 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
55 * tree.h (push_function_context_to, pop_function_context_from): Remove.
57 2008-04-03 Ben Elliston <bje@au.ibm.com>
59 * expmed.c (extract_force_align_mem_bit_field): Remove.
61 2008-04-03 Richard Guenther <rguenther@suse.de>
64 * expr.h (try_casesi): Adjust prototype.
65 * expr.c (try_casesi): Take fallback label as extra parameter.
66 Use that for gen_casesi if default_label is NULL.
67 * stmt.c (expand_case): Pass fallback label to try_casesi,
68 make sure to fill gaps with a fallback label if default_label
71 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
74 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
76 2008-04-03 Ben Elliston <bje@au.ibm.com>
78 * expmed.c (extract_split_bit_field): Remove if (0) code.
79 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
80 (do_ds_constraint): Likewise.
82 2008-04-02 Joseph Myers <joseph@codesourcery.com>
84 * doc/cppopts.texi (-dU): Document.
85 * c-common.h (flag_dump_macros): Update comment.
86 * c-opts.c (handle_OPT_d): Handle -dU.
87 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
88 dump_queued_macros, cb_used_define, cb_used_undef): New.
89 (init_pp_output): Handle -dU.
90 (cb_line_change): Call dump_queued_macros.
91 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
93 2008-04-02 Anatoly Sokolov <aesok@post.ru>
95 * config/avr/predicates.md (io_address_operand): New predicate.
96 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
97 * config/avr/avr.c (avr_io_address_p): Remove function.
98 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
99 'avr_io_address_p' function.
100 (out_movhi_r_mr): (Ditto.).
101 (out_movqi_mr_r): (Ditto.).
102 (out_movhi_mr_r): (Ditto.).
103 (avr_address_cost): (Ditto.).
105 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
108 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
109 in 32bit mode when XMM registers are available to avoid store
111 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
112 corresponding post-reload splitters.
114 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
116 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
117 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
118 __builtin_ia32_roundss.
119 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
120 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
121 __builtin_ia32_roundss.
122 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
123 IX86_BUILTIN_SHUFPD here.
125 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
127 * config/i386/i386.md (plogic): New.
128 (plogicprefix): Likewise.
130 * config/i386/mmx.md (mmx_<code><mode>3): New.
131 (mmx_and<mode>3): Removed.
132 (mmx_ior<mode>3): Likewise.
133 (mmx_xor<mode>3): Likewise.
135 * config/i386/sse.md (<code><mode>3): New.
136 (*<code><mode>3): Likewise.
137 (*<code><mode>3): Likewise.
138 (<code><mode>3): Likewise.
139 (*sse_<code><mode>3): Likewise.
140 (*sse2_<code><mode>3): Likewise.
141 (<code>tf3): Likewise.
142 (*<code>tf3): Likewise.
143 (and<mode>3): Likewise.
144 (*and<mode>3): Likewise.
145 (ior<mode>3): Removed.
146 (*ior<mode>3): Likewise.
147 (xor<mode>3): Likewise.
148 (*xor<mode>3): Likewise.
149 (*and<mode>3): Likewise.
150 (*ior<mode>3): Likewise.
151 (*xor<mode>3): Likewise.
152 (and<mode>3): Likewise.
153 (*sse_and<mode>3): Likewise.
154 (*sse2_and<mode>3): Likewise.
157 (ior<mode>3): Likewise.
158 (*sse_ior<mode>3): Likewise.
159 (*sse2_ior<mode>3): Likewise.
162 (xor<mode>3): Likewise.
163 (*sse_xor<mode>3): Likewise.
164 (*sse2_xor<mode>3): Likewise.
168 2008-04-02 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/14495
171 PR tree-optimization/34793
172 * tree-vrp.c (struct switch_update): New structure.
173 (to_remove_edges, to_update_switch_stmts): New VECs.
174 (simplify_switch_using_ranges): New function. Remove not taken
175 case labels and edges.
176 (simplify_stmt_using_ranges): Call it.
177 (identify_jump_threads): Mark edges we have queued for removal
178 so we don't thread them.
179 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
181 * tree-cfg.c (group_case_labels): Deal with missing default label.
182 (tree_verify_flow_info): Allow missing default label.
183 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
184 (emit_case_nodes): Likewise.
185 (expand_case): Do not rely on the default label to be present.
186 * expr.c (try_casesi): Deal with NULL default_label.
187 (do_tablejump): Likewise.
189 2008-04-02 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/14495
192 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
194 (vrp_visit_switch_stmt): ... but here (new function).
195 (find_case_label_index): New helper function.
196 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
198 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
200 * fwprop.c: Fix ISO-C99ism.
202 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
205 * Makefile.in (objdir): Set it here.
206 * configure.ac: Not here. Find dynamic linker characteristics.
207 * exec-tool.in: Use them.
208 * aclocal.m4: Regenerate.
209 * configure: Regenerate.
211 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
213 * expr.c (expand_var): Delete it.
214 * expr.h (expand_var): Delete prototype.
215 * function.c (expand_function_start): Use expand_decl instead.
216 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
219 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
221 PR rtl-optimization/35542
222 * fwprop.c (forward_propagate_and_simplify): Replace
223 loc_reg_mentioned_in_p with reg_mentioned_p.
225 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
227 PR rtl-optimization/35281
228 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
229 (propagate_rtx_1): Handle PR_HANDLE_MEM.
230 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
231 (varying_mem_p): Move above propagate_rtx.
232 (all_uses_available_at): Do not check MEMs.
234 2008-04-02 Rafael Espindola <espindola@google.com>
236 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
237 (register_edge_assert_for_2): Split the cond argument.
238 (register_edge_assert_for_1): Adjust for the change in
239 register_edge_assert_for_2.
240 (register_edge_assert_for): Split the cond argument.
241 (find_switch_asserts): Adjust for the change in
242 register_edge_assert_for.
244 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
246 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
247 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
248 offsets for 64-bit mingw.
249 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
250 abi for x86_64-pc-mingw.
252 2008-04-02 Richard Guenther <rguenther@suse.de>
254 * tree-vrp.c (extract_range_from_assert): Make sure to not
255 produce range min/max with TREE_OVERFOW set.
256 If merging a anti-range and a range keep the anti-range if
257 the range covers all values of the type.
258 (register_edge_assert_for_2): Only allow sign-changing
259 conversions in detecting canonical range checks. Also
260 register an assert for the unsigned name if useful.
262 PR tree-optimization/35787
263 * tree-vrp.c (vrp_val_max): New function.
264 (vrp_val_min): Likewise.
265 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
266 (vrp_val_is_min): Likewise.
267 (supports_overflow_infinity): Use vrp_val_{min,max}.
268 (negative_overflow_infinity): Likewise.
269 (positive_overflow_infinity): Likewise.
270 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
271 (is_positive_overflow_infinity): Likewise.
272 (is_overflow_infinity): Likewise.
273 (avoid_overflow_infinity): Use vrp_val_{min,max} and
274 vrp_val_is_{min,max}.
275 (set_and_canonicalize_value_range): Canonicalize anti-ranges
276 to ranges if possible. Avoid empty ranges.
278 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
281 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
282 the expression is a function address.
284 2008-04-01 George Helffrich <george@gcc.gnu.org>
286 PR fortran/PR35154, fortran/PR23057
287 * fortran/trans-common.c (create_common): Add decl to function
288 chain to preserve identifier scope in debug output.
290 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
291 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
292 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
293 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
295 (dbxout_syms): Check for COMMON-based symbol and wrap in
296 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
297 in bracket for efficiency.
299 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
300 using DW_TAG_common_block + member offset.
301 (add_pubname_string): New function.
302 (dw_expand_expr): New function to find block name and offset for
304 (common_check): New function to check whether symbol in Fortran COMMON.
305 (gen_variable_die): If COMMON, use DW_TAG_common_block.
307 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
308 use of common is unchanged.
310 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
311 with all combinations of debug options available on target.
312 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
313 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
314 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
315 .stabs functionality.
316 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
319 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
322 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
324 2008-04-02 Ben Elliston <bje@au.ibm.com>
326 * config/v850/v850.md (casesi): Remove if (0) code.
327 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
328 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
330 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/i386.md (rex64suffix): New mode attribute.
333 (floathi<mode>2): Disable expander for SSE math.
334 (*floathi<mode>2_1): New insn insn_and_split pattern.
335 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
336 corresponding post-reload splitters.
337 (*floathi<mode>2_i387): New macroized insn pattern.
338 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
339 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
340 insn_and_split pattern.
341 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
342 New macroized instruction patterns and corresponding post-reload
344 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
345 and corresponding post-reload splitters.
346 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
347 New macroized instruction patterns.
348 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
349 macroized instruction patterns and corresponding post-reload splitters.
350 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
351 corresponding post-reload splitters.
352 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
353 New macroized instruction patterns.
354 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
355 corresponding post-reload splitters.
356 (*floatsi<mode>2_i387): New macroized instruction patterns.
358 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
360 * config/i386/i386.md (smaxmin): New.
362 (maxminiprefix): Likewise.
363 (maxminfprefix): Likewise.
364 (<code><mode>3): Likewise.
365 (smin<mode>3): Removed.
366 (smax<mode>3): Likewise.
368 * config/i386/mmx.md (mmx_<code>v2sf3): New.
369 (mmx_<code>v4hi3): Likewise.
370 (mmx_<code>v8qi3): Likewise.
371 (mmx_smaxv2sf3): Removed.
372 (mmx_sminv2sf3): Likewise.
373 (mmx_umaxv8qi3): Likewise.
374 (mmx_smaxv4hi3): Likewise.
375 (mmx_uminv8qi3): Likewise.
376 (mmx_sminv4hi3): Likewise.
378 * config/i386/sse.md (<addsub><mode>3): New.
379 (*<addsub><mode>3): Likewise.
380 (<sse>_vm<addsub><mode>3): Likewise.
381 (<maxmin><mode>3): Likewise.
382 (*<maxmin><mode>3_finite): Likewise.
383 (*<maxmin><mode>3): Likewise.
384 (<sse>_vm<maxmin><mode>3): Likewise.
385 (sse3_h<addsub>v4sf3): Likewise.
386 (sse3_h<addsub>v2df3): Likewise.
387 (<maxmin>v16qi3): Likewise.
388 (*<maxmin>v16qi3): Likewise.
389 (<maxmin>v8hi3): Likewise.
390 (*<maxmin>v8hi3): Likewise.
391 (*sse4_1_<maxmin><mode>3): Likewise.
392 (*sse4_1_<maxmin><mode>3): Likewise.
393 (add<mode>3): Removed.
394 (*add<mode>3): Likewise.
395 (<sse>_vmadd<mode>3): Likewise.
396 (sub<mode>3): Likewise.
397 (*sub<mode>3): Likewise.
398 (<sse>_vmsub<mode>3): Likewise.
399 (smin<mode>3): Likewise.
400 (*smin<mode>3_finite): Likewise.
401 (*smin<mode>3): Likewise.
402 (<sse>_vmsmin<mode>3): Likewise.
403 (smax<mode>3): Likewise.
404 (*smax<mode>3_finite): Likewise.
405 (*smax<mode>3): Likewise.
406 (<sse>_vmsmax<mode>3): Likewise.
407 (sse3_haddv4sf3): Likewise.
408 (sse3_haddv2df3): Likewise.
409 (sse3_hsubv4sf3): Likewise.
410 (sse3_hsubv2df3): Likewise.
411 (umaxv16qi3): Likewise.
412 (*umaxv16qi3): Likewise.
413 (smaxv8hi3): Likewise.
414 (*smaxv8hi3): Likewise.
415 (*sse4_1_smax<mode>3): Likewise.
416 (*sse4_1_umax<mode>3): Likewise.
417 (uminv16qi3): Likewise.
418 (*uminv16qi3): Likewise.
419 (sminv8hi3): Likewise.
420 (*sminv8hi3): Likewise.
421 (*sse4_1_smin<mode>3): Likewise.
422 (*sse4_1_umin<mode>3): Likewise.
424 2008-04-01 Rafael Espindola <espindola@google.com>
426 * tree-cfg.c (verify_expr): remove in_phi.
427 (verify_stmt): Don't call walk_tree with verify_expr. Use
428 is_gimple_min_invariant instead of is_gimple_val.
430 2008-04-01 Joseph Myers <joseph@codesourcery.com>
432 * doc/include/gpl_v3.texi: Update for manpage generation.
433 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
435 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
436 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
437 gpl_v3.texi instead of gpl.texi.
440 2008-04-01 Jakub Jelinek <jakub@redhat.com>
443 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
445 2008-04-01 Rafael Espindola <espindola@google.com>
447 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
448 (extract_code_and_val_from_cond): Use
449 extract_code_and_val_from_cond_with_ops.
451 2008-04-01 Jan Hubicka <jh@suse.cz>
453 * function.c (free_after_compilation): Free epilogue_delay_list.
454 (prepare_function_start): Assert that previous compilation was freed.
456 2008-04-01 Jan Hubicka <jh@suse.cz>
457 Jim Wilson <wilson@tuliptree.org>
458 Andreas Tobler <andreast@gcc.gnu.org>
461 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
462 rtl.emit instead cfun->emit.
463 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
464 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
466 2008-04-01 Ben Elliston <bje@au.ibm.com>
468 * doc/c-tree.texi (Function Basics): Fix grammatical error.
470 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
472 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
474 (fprofile-use): Add var flag_profile_use
475 * coverage.c (coverage_begin_output): Do not open a gcno file for
476 output only if -ftest-coverage is set.
477 Do not add getpwd() to gcda file path.
478 (build_gcov_info): Check the new flag
479 flag_profile_datafile_relative_path.
480 (coverage_init): Use profile_data_prefix.
481 Read profile counter only if flag_profile_use is set.
482 * opts.c (common_handle_option): New option fprofile-use=,
483 fprofile-dir=, fprofile-generate=.
484 * toplev.c (profile_data_prefix): New variable definition.
485 * toplev.h (profile_data_prefix): New declaration.
486 * doc/invoke.tex (Option Summary, Optimization Options):
489 2008-03-31 James E. Wilson <wilson@tuliptree.org>
491 * varasm.c (output_constant_pool_1): In LABEL_REF check,
492 use tmp consistently.
495 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
496 * config/ia64/ia64.c (rtx_needs_barrier): Handle
497 UNSPEC_FR_RECIP_APPROX_RES.
498 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
500 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
503 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
505 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
508 * fold-const.c (fold_indirect_ref_1): Support accessing non first
509 element of the vector via a pointer.
511 2008-03-31 Ian Lance Taylor <iant@google.com>
513 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
515 2008-03-31 Jan Hubicka <jh@suse.cz>
517 * builtins.c (expand_builtin_setjmp_receiver): Update call of
518 get_arg_pointer_save_area.
519 * expr.c (init_expr): Just clear out rtl.expr.
520 * function.c (free_after_compilation): Clear out whole RTL structure.
521 (get_func_frame_size): Merge into ...
522 (get_frame_size): ... this one.
523 (assign_stack_local_1): Merge into ...
524 (assign_stack_local): ... this one.
525 (expand_function_end): Update call of get_arg_pointer_save_area.
526 (get_art_pointer_save_area): Remove cfun argument.
527 * function.h (emit_status): regno_pointer_align does not need length
528 attribute. Move x_regno_reg_rtx to ...
529 (regno_reg_rtx): ... new global array.
530 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
531 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
532 apply_args_value, forced_labels, stack_pointer_delta):
534 (struct varasm_status): Move here from varasm.c
535 (struct rtl_data): New. Move here some fields from struct function.
536 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
537 frame_offset, stack_check_probe_note, arg_pointer_save_area,
538 used_temp_slots avail_temp_slots, temp_slot_level,
539 nonlocal_goto_handler_labels): Update accesstors.
540 (rtl): New global variable.
541 (struct function): Move some fileds to rtl_data.
542 (get_arg_pointer_save_area): Update prototype.
543 * emit-rtl.c (rtl): Declare.
544 (regno_reg_rtx): Declare.
545 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
547 (gen_reg_rtx): Update.
548 (init_virtual_regs): Do not tate emit_status argument.
549 (init_emit): Do not allocate emit.
550 * varasm.c (varasm_statuc): Move to function.h.
551 (n_deferred_constatns): Update accestor.
552 (init_varasm_status): Do not allocate varasm_status.
553 (force_const_mem, get_pool_size, output_constant_pool): Update.
554 * stmt.c (force_label_rtx): Do not use x_ prefixes.
555 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
557 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
559 PR rtl-optimization/35729
560 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
563 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
566 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
567 load/store if memory is unaligned.
568 (*movti_rex64): Likewise.
570 * config/i386/predicates.md (misaligned_operand): New.
572 2008-03-31 Andrew Pinski <pinskia@gmail.com>
575 * tree-ssa-phiopt.c (conditional_replacement): Return early for
578 2008-03-31 Jan Beulich <jbeulich@novell.com>
580 * config/ia64/constraints.md: Add 'j' constraint.
581 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
582 (movdi_internal): Likewise.
584 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
587 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
589 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
592 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
593 proper error message for the third argument on blendpd and
596 * config/i386/sse.md (blendbits): New.
597 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
599 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
601 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
603 2008-03-30 Richard Guenther <rguenther@suse.de>
606 * fold-const.c (fold_sign_changed_comparison): Do leave
607 conversions to base-types alone.
609 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
611 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
612 the link register if one altivec register is be saved.
614 2008-03-30 Ben Elliston <bje@au.ibm.com>
616 * final.c (final_scan_insn): Remove if (0) code.
618 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
620 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
622 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
624 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
625 of V4SFmode to ix86_binary_operator_ok.
627 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/i386.c (override_options): Initialize
630 ix86_veclib_handler to ix86_veclibabi_svml when
631 -mveclibabi=svml is used.
632 (ix86_veclibabi_svml): New function for SVML ABI style
633 vectorization support.
634 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
636 2008-03-28 Rafael Espindola <espindola@google.com>
638 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
639 (tree_binary_nonnegative_warnv_p): Make it public.
640 (tree_single_nonnegative_warnv_p): Make it public.
641 (tree_invalid_nonnegative_warnv_p): Make it public.
642 (tree_unary_nonzero_warnv_p): Make it public.
643 (tree_binary_nonzero_warnv_p): Make it public
644 (tree_single_nonzero_warnv_p): Make it public.
645 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
646 (extract_range_from_binary_expr): Split the expr argument.
647 (extract_range_from_unary_expr): Split the expr argument.
648 (extract_range_from_comparison): Split the expr argument.
649 (extract_range_from_expr): Use the new aux functions.
650 (vrp_evaluate_conditional_warnv): Use
651 vrp_evaluate_conditional_warnv_with_ops.
652 * tree.h (tree_unary_nonzero_warnv_p): Declare.
653 (tree_binary_nonzero_warnv_p): Declare.
654 (tree_single_nonzero_warnv_p): Declare.
655 (tree_expr_nonzero_warnv_p): Declare.
656 (tree_unary_nonnegative_warnv_p): Declare.
657 (tree_binary_nonnegative_warnv_p): Declare.
658 (tree_single_nonnegative_warnv_p): Declare.
659 (tree_invalid_nonnegative_warnv_p): Declare.
661 2008-03-28 Richard Guenther <rguenther@suse.de>
663 PR tree-optimization/30317
664 PR tree-optimization/30911
665 PR tree-optimization/34793
666 * tree-vrp.c (set_and_canonicalize_value_range): New function.
667 (struct assert_locus_d): New member EXPR.
668 (register_new_assert_for): Add EXPR parameter to support
669 ASSERT_EXPR <name, expr OP limit>.
670 (register_edge_assert_for_1): Adjust callers.
671 (find_assert_locations): Likewise.
672 (process_assert_insertions_for): Build condition from expression.
673 (extract_range_from_assert): Handle ASSERT_EXPRs
674 of the form ASSERT_EXPR <name, expr OP limit>.
675 (register_edge_assert_for_2): New helper registering
676 asserts for comparisons. Recognize range tests of the form
677 (unsigned)i - CST1 OP CST2.
678 (register_edge_assert_for_1): Use it.
679 (register_edge_assert_for): Likewise.
680 (needs_overflow_infinity): Integer sub-types
681 do not need overflow infinities.
682 (vrp_val_is_max): The extreme values of integer sub-types
683 are those of the base type.
684 (vrp_val_is_min): Likewise.
685 * tree.def (ASSERT_EXPR): Document extra allowed conditional
688 2008-03-28 Nick Clifton <nickc@redhat.com>
690 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
691 Return GENERAL_REGS for stack adjustment reloads.
693 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
696 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
697 const_vector when all the vectors are constant.
699 2008-03-27 Bob Wilson <bob.wilson@acm.org>
701 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
703 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
704 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
706 (s<code>_sf): Use new scc_sf attribute for opcode names.
708 2008-03-27 Tom Tromey <tromey@redhat.com>
710 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
711 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
712 config/spu/t-spu-elf, config/i386/t-interix,
713 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
714 config/i386/x-darwin, config/i386/x-mingw32,
715 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
716 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
717 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
718 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
719 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
720 config/rs6000/x-darwin, config/rs6000/t-rs6000,
721 config/score/t-score-elf, config/arm/t-strongarm-pe,
722 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
723 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
724 Revert automatic dependency patch.
726 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/i386.c (ix86_function_arg_boundary): Align
730 decimal floating point to its natural boundary.
732 2008-03-27 Richard Guenther <rguenther@suse.de>
735 * fold-const.c (fold_comparison): Restrict distinct decl
736 comparison folding to VAR_DECLs and PARM_DECLs. Do not
737 solely rely on operand_equal_p.
739 2008-03-27 Richard Guenther <rguenther@suse.de>
742 * c-common.c (handle_weak_attribute): Reject combination of
745 2008-03-27 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/32810
748 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
749 conversions from DECL_INITIAL.
750 (fold_const_aggregate_ref): Likewise from constructor elements.
752 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
754 * tree-affine.h (aff_combination_expand): Declare.
755 (get_inner_reference_aff): Likewise.
756 * tree-affine.c (aff_combination_expand): Split out from
757 tree_to_aff_combination_expand.
758 (get_inner_reference_aff): New function.
759 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
760 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
761 (struct lim_aux_data): sm_done field removed.
762 (mem_ref_loc_p, mem_ref_locs_p): New types.
763 (struct mem_ref): Added id, stored, accesses_in_loop,
764 indep_loop, dep_loop, indep_ref, dep_ref fields.
765 Removed is_stored, locs and next fields.
766 (memory_accesses): New variable.
767 (movement_possibility): Do not allow moving statements
768 that store to memory.
769 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
771 (determine_max_movement): For statements with memory references,
772 find the outermost loop in that the reference is independent.
773 (move_computations_stmt): Mark the virtual operands for renaming.
774 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
775 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
776 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
777 add_vop_ref_mapping, create_vop_ref_mapping_loop,
778 create_vop_ref_mapping, analyze_memory_references,
779 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
780 get_all_locs_in_loop, ref_always_accessed_p,
781 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
782 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
783 store_motion_loop, store_motion): New functions.
784 (struct vop_to_refs_elt): New type.
785 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
786 memref_hash, memref_eq, hoist_memory_references): Rewritten.
787 (schedule_sm): Replaced by...
788 (execute_sm): ... this.
789 (determine_lsm_ref, hoist_memory_references,
790 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
791 find_more_ref_vops, free_mem_ref, free_mem_refs,
792 determine_lsm_loop, determine_lsm): Removed.
793 (tree_ssa_lim_finalize): Free data structures used by store motion.
794 (tree_ssa_lim): Call analyze_memory_references. Use
795 store_motion instead of determine_lsm.
797 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
799 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
800 rename tmake_file to m68hc11/t-m68hc11.
801 (mcore): Set inhibit_libc to true.
802 * config.host (alpha*-dec-*vms*): Set extra_programs.
803 (interix3*): Don't use host_xmake_file.
804 * configure.ac: Let config.gcc override inhibit_libc.
805 * configure: Regenerate.
807 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
808 * config/t-openbsd-thread: Remove commented out lines.
810 * config/x-interix: Remove.
812 * config/m68hc11/t-m68hc11-gas: Rename to...
813 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
815 * config/mcore/t-mcore: Remove T_CFLAGS.
816 * config/mcore/t-mcore-pe: Likewise.
818 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
820 * configure.ac: Replace custom __GNU_SOURCE test with
821 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
822 * aclocal.m4: Regenerate.
823 * configure: Regenerate.
824 * config.in: Regenerate.
826 2008-03-27 Richard Guenther <rguenther@suse.de>
828 * fold-const.c (target.h): Include.
829 (fold_comparison): Fold comparison of addresses of decls
830 that bind locally or of constants. Consolidate address folding code.
831 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
832 results from fold_binary_to_constant.
833 (compare_values_warnv): Likewise.
835 2008-03-27 Andrew Pinski <pinskia@gmail.com>
838 * fold-const.c (fold_truthop): Check for integeral types when folding
839 a == 0 && b == 0 and a != 0 || b != 0 .
841 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
843 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
845 2008-03-26 Andreas Schwab <schwab@suse.de>
847 * doc/invoke.texi: Fix use of @item vs. @itemx.
849 2008-03-26 Tom Tromey <tromey@redhat.com>
851 * Makefile.in (build/gensupport.o, build/print-rtl.o,
852 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
853 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
854 build/gencodes.o, build/genconditions.o, build/genconfig.o,
855 build/genconstants.o, build/genemit.o, build/genextract.o,
856 build/genflags.o, build/genmddeps.o, build/genopinit.o,
857 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
860 2008-03-26 Richard Guenther <rguenther@suse.de>
863 2008-03-26 Richard Guenther <rguenther@suse.de>
865 * fold-const.c (target.h): Include.
866 (fold_comparison): Fold comparison of addresses of two decls
867 that bind locally. Consolidate address folding code.
869 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
871 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
872 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
873 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
874 dconstsqrt2, dconstthird, dconste and/or dconst10.
875 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
876 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
877 dconstsqrt2, dconste): Delete.
878 (init_emit_once): Likewise. Simplify initializing dconstm1.
880 * real.c (get_real_const): New.
881 * real.h (dconst3, dconst10, dconstm2, dconstthird,
882 dconstsqrt2, dconste): Delete.
883 (real_value_const, get_real_const): New.
885 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
887 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
889 * config/i386/i386.c (ix86_function_arg_boundary): Check
890 BIGGEST_ALIGNMENT instead of 128.
891 (setup_incoming_varargs_64): Likewise.
893 2008-03-26 Tom Tromey <tromey@redhat.com>
895 * Makefile.in (DEPFILES): Add missing '/'.
897 2008-03-26 Richard Guenther <rguenther@suse.de>
899 * fold-const.c (target.h): Include.
900 (fold_comparison): Fold comparison of addresses of two decls
901 that bind locally. Consolidate address folding code.
903 2008-03-26 Nick Clifton <nickc@redhat.com>
906 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
907 not allow INT+INT as a legitimate addressing mode.
909 2008-03-26 Richard Guenther <rguenther@suse.de>
911 * tree-flow.h (widen_bitfield): Remove declaration.
912 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
913 (widen_bitfield): Remove function.
914 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
917 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
920 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
923 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
925 PR rtl-optimization/35232
926 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
927 (forget_old_reloads_1, forget_marked_reloads): Don't clear
928 reg_reloaded_call_part_clobbered here.
929 (reload_regs_reach_end_p): New function.
930 (reload_reg_rtx_for_input): New variable.
931 (reload_reg_rtx_for_output): Likewise.
932 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
933 when reassigning a pseudo register. Load reloadreg from
934 reload_reg_rtx_for_input, moving the mode and register
936 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
937 instead of the original when deciding whether an input reload
938 would be a no-op or whether an output reload can be deleted.
939 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
940 when setting up new_spill_reg_store. Load it from
941 reload_reg_rtx_for_output, moving the mode and register
943 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
944 instead of the original when deciding whether an output reload
945 would be a no-op. Do the same when modifying insn notes.
946 Use rtx_equal_p instead of == to compare the registers.
947 (inherit_piecemeal_p): Take a mode and two register numbers
949 (emit_reload_insns): Clear new_spill_reg_store for every hard
950 register in the reload register. Remove spill registers
951 from reg_reloaded_valid before considering whether to record
952 inheritance information for them. Use reload_reg_rtx_for_output
953 instead of reg_rtx when recording output reloads. Use
954 reload_reg_rtx_for_input instead of reg_rtx when recording
955 input reloads. Set or clear reg_reloaded_call_part_clobbered
956 at the same time as setting reg_reloaded_valid.
957 (delete_output_reload): Add a new_reload_reg parameter and use it
958 instead of rld[j].reg_rtx.
959 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
962 2008-03-25 Tom Tromey <tromey@redhat.com>
964 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
965 (build/genattr.o): Likewise.
966 (build/genattrtab.o): Likewise.
967 (build/gencodes.o): Likewise.
968 (build/genconfig.o): Likewise.
969 (build/genconstants.o): Likewise.
970 (build/genemit.o): Likewise.
971 (build/genextract.o): Likewise.
972 (build/genflags.o): Likewise.
974 2008-03-25 Bob Wilson <bob.wilson@acm.org>
976 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
977 instead of size_int for integer types.
978 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
979 to match type of MINUS_EXPR.
981 2008-03-25 Tom Tromey <tromey@redhat.com>
983 * configure: Rebuilt.
984 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
987 2008-03-25 Tom Tromey <tromey@redhat.com>
989 * config/x-solaris (host-solaris.o): Update.
990 * config/x-linux (host-linux.o): Update.
991 * config/x-hpux (host-hpux.o): Update.
992 * config/x-darwin (host-darwin.o): Update.
993 * config/v850/t-v850e (v850-c.o): Update.
994 * config/v850/t-v850 (v850-c.o): Update.
995 * config/t-vxworks (vxworks.o): Update.
996 * config/t-sol2 (sol2-c.o, sol2.o): Update.
997 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
998 * config/spu/t-spu-elf (spu-c.o): Update.
1000 * config/sh/t-symbian (sh-c.o): Update.
1001 (symbian.o): Update.
1002 * config/sh/t-sh (sh-c.o): Update.
1003 * config/score/t-score-elf (score7.o, score3.o): Update.
1004 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1005 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1006 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1007 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1009 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1010 * config/m32c/t-m32c (m32c-pragma.o): Update.
1011 * config/ia64/t-ia64 (ia64-c.o): Update.
1012 * config/i386/x-mingw32 (host-mingw32.o): Update.
1013 * config/i386/x-i386 (driver-i386.o): Update.
1014 * config/i386/x-darwin (host-i386-darwin.o): Update.
1015 * config/i386/x-cygwin (host-cygwin.o): Update.
1016 * config/i386/t-nwld (nwld.o): Update.
1017 * config/i386/t-netware (netware.o): Update.
1018 * config/i386/t-interix (winnt.o): Update.
1019 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1020 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1021 msformat-c.o): Update.
1022 * config/bfin/t-bfin-linux (generated_files): Add
1023 linux-sysroot-suffix.h.
1024 * config/arm/t-wince-pe (pe.o): Update.
1025 * config/arm/t-strongarm-pe (pe.o): Update.
1026 * config/arm/t-pe (pe.o): Update.
1027 * config/arm/t-arm (arm-c.o): Update.
1028 * doc/install.texi (Prerequisites): Require make 3.80.
1029 * Makefile.in: Remove .o targets.
1030 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1031 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1032 (simple_generated_h, simple_generated_c): Move earlier.
1033 (generated_files): New variable.
1034 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1035 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1036 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1037 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1038 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1039 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1040 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1041 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1042 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1043 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1044 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1045 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1047 (COMPILE.base, COMPILE): New variables.
1048 (%.o): New pattern rule.
1049 (ALL_HOST_OBJS): New variable.
1050 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1051 (dummy-checksum.o, cc1-checksum.o): Remove.
1052 (DRIVER_SHLIB): New variable.
1053 (DRIVER_DEFINES): Use it.
1054 (gencondmd.c): Move out of build/.
1055 (s-conditions): Update.
1056 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1057 (ALL_BUILD_OBJS): Likewise.
1058 (build/%.o): Use BUILDCOMPILE.
1059 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1060 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1061 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1062 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1063 build/genconfig.o, build/genconstants.o, build/genemit.o,
1064 build/genextract.o, build/genflags.o, build/genmddeps.o,
1065 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1066 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1067 build/gen-protos.o, build/scan.o, build/fix-header.o,
1068 build/scan-decls.o): Simplify.
1069 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1070 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1071 prefix.o, toplev.o): Reduce to variable setting.
1072 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1073 ($(out_object_file), gcc-options.o): New targets.
1074 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1075 * configure: Rebuilt.
1076 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1077 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1079 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1081 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1082 complain when we hit an error, return ERROR_MARK_NODE.
1084 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1086 * config/sh/constraints.md (Pso, Psz): New constraints.
1087 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1088 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1090 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1092 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1093 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1095 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1097 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1098 (prefetch_sh2a): New.
1100 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1101 Naveen.H.S <naveen.hs@kpitcummins.com>
1103 * config/sh/constraints.md (I28): New constraint.
1104 * config/sh/sh.c (broken_move): Add support for movi20s.
1105 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1107 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1108 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1109 Naveen.H.S <naveen.hs@kpitcummins.com>
1111 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1112 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1113 (print_operand): Handle resbank in %@ operand code.
1114 (sh_encode_section_info): New.
1115 (push_regs): Add conditions for resbank.
1116 (sh_expand_epilogue): Likewise.
1117 (sh_insert_attributes): Likewise.
1118 (sh_attribute_table): Likewise.
1119 (sh_handle_resbank_handler_attribute): New.
1120 (sh2a_handle_function_vector_handler_attribute): New.
1121 (sh2a_is_function_vector_call): New.
1122 (sh2a_get_function_vector_number): New.
1123 (sh2a_function_vector_p): New.
1124 (sh_cfun_resbank_handler_p): New.
1125 * config/sh/sh.md (calli): Emit jsr/n if possible.
1126 (calli_tbr_rel): New.
1127 (calli_pcrel): Emit jsr/n if possible.
1128 (return_i): Emit rts/n if possible.
1129 (call_valuei_tbr_rel): New.
1130 (call_valuei_pcrel): Add condition for SH2A target.
1131 (call_value): Likewise.
1132 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1133 (sh2a_get_function_vector_number): Likewise.
1134 (sh2a_is_function_vector_call): Likewise.
1135 * doc/extend.texi: Document TBR relative addressing of SH2A.
1136 (resbank): Add description for SH2A.
1138 2008-03-24 Richard Guenther <rguenther@suse.de>
1141 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1142 pointer assignments change conversions according to middle-end rules.
1143 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1144 * configure.ac: Include type checking in yes.
1145 * configure: Regenerate.
1147 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1149 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1150 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1152 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1154 * gthr-vxworks.h (UNUSED): Define.
1156 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1160 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1162 * doc/extend.texi (Function Attributes): Add missing comma in the
1163 example of the "alloc_size" attribute.
1165 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1168 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1173 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1176 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1177 of the underlying type of a MS bitfield layout to the natural
1178 alignment of the type.
1180 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1182 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1183 to their natural alignment to avoid store forwarding stalls.
1185 2008-03-22 Richard Guenther <rguenther@suse.de>
1187 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1188 For PHI nodes verify the address is invariant.
1189 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1190 (get_symbol_constant_value): Use is_gimple_min_invariant.
1191 (maybe_fold_stmt_indirect): Likewise.
1193 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1195 PR rtl-optimization/33927
1196 * Makefile.in (dse.o): Depend on $(TM_P_H).
1197 * expr.h (extract_low_bits): Declare.
1198 * expmed.c (extract_low_bits): New function.
1199 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1200 * dse.c: Include tm_p.h.
1201 (find_shift_sequence): Remove the read_reg argument and return the
1202 read value. Emit the instructions instead of returning them.
1203 Iterate on new_mode rather than calculating it each time.
1204 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1205 source to NEW_MODE and extract_low_bits to convert the shifted
1207 (replace_read): Allow the load and store to have different mode
1208 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1209 or extraction instructions before trying the replacement. Update
1210 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1212 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1215 to their natural alignment to avoid store forwarding stalls.
1217 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1220 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1221 encouraging but not allowing gprs for input;
1222 change the input constraint to !f#r.
1223 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1225 change the output constraint to !f#r.
1227 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1230 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1231 corresponding post-reload splitters.
1232 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1233 when x87 FP math is selected.
1234 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1235 New function prototype.
1236 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1237 unreachable function to ease macroization of insn patterns.
1239 2008-03-21 Martin Jambor <mjambor@suse.cz>
1241 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1242 reference dumps if ddr is NULL or dependence is unknown.
1244 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1246 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1247 unsigned extension into account.
1248 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1249 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1250 Do computations on a scratch register.
1252 2008-03-21 Richard Guenther <rguenther@suse.de>
1254 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1255 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1256 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1257 * tree-ssa-dom.c (record_equality): Likewise.
1258 * tree-inline.c (copy_body_r): Likewise.
1259 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1262 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1264 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1265 as 'delete_unused' argument.
1267 2008-03-20 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1270 special casing of constant qualifiers.
1271 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1272 care about them in general.
1273 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1274 regardless of their type.
1275 (fold_stmt_r): Forcefully fold *& if we end up with that.
1277 2008-03-20 Paul Brook <paul@codesourcery.com>
1279 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1280 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1282 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1284 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1285 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1287 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1289 * common.opt (Wmudflap): New option.
1290 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1291 (mx_register_decls): Likewise.
1292 (mudflap_finish_file): Likewise.
1293 * doc/invoke.texi: Document -Wno-mudflap.
1295 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1297 * c-format.c (replace_format_name_to_system_name): New.
1299 (convert_format_name_to_system_name): New.
1300 (decode_format_attr): Add use of convert_format_name_to_system_name.
1301 (format_types_orig): Add gnu_ prefix to names.
1302 (check_format_info_main): Special treating of \0 escaped names for
1303 supporting multi-character format specifiers as I32, I64.
1304 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1305 (gnu_target_overrides_format_attributes): New.
1306 * c-format.h: Add structure target_ovr_attr to hold
1307 system specific formatter names.
1308 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1309 msformat-c.o file to c_target_objs and cxx_target_objs.
1310 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1311 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1312 (TARGET_N_FORMAT_TYPES): New.
1313 * config/i386/msformat-c.c: New.
1314 * config/i386/t-cygming: Add build rule for msformat-c.o.
1315 * doc/extend.texi: Add new format names gnu_* and ms_* and
1317 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1319 2008-03-20 Ira Rosen <irar@il.ibm.com>
1321 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1322 optimizations turned on under -O3.
1323 (ftree-vectorize): Add that the flag is turned on with -O3.
1325 2008-03-20 Ben Elliston <bje@au.ibm.com>
1327 * regmove.c (try_auto_increment): Fix spelling error in comment.
1328 * final.c (final_scan_insn): Likewise.
1330 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1333 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1334 allocator preferences for "y" and "r" class registers.
1335 ("*mov<mode>_internal"): Ditto.
1336 ("*movv2sf_internal_rex64"): Ditto.
1337 ("*movv2sf_internal"): Ditto.
1339 2008-03-19 Michael Matz <matz@suse.de>
1342 * calls.c (expand_call): Check overlap of arguments with call
1343 address for sibcalls.
1345 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1348 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1349 of the underlying type of a MS bitfield layout to the natural
1350 alignment of the type.
1352 2008-03-19 Jan Hubicka <jh@suse.cz>
1355 * toplev.c (decode_d_option): Handle all CPP flags.
1356 * tree-vrp.c: Update tree_pass descriptors.
1357 * regrename.c: Update tree_pass descriptors.
1358 * fwprop.c: Update tree_pass descriptors.
1359 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1360 * tree-into-ssa.c: Update tree_pass descriptors.
1361 * tree-dump.c: Update tree_pass descriptors.
1362 * tree-complex.c: Update tree_pass descriptors.
1363 * tree-dump.h: Update tree_pass descriptors.
1364 * see.c: Update tree_pass descriptors.
1365 * cgraphbuild.c: Update tree_pass descriptors.
1366 * tracer.c: Update tree_pass descriptors.
1367 * tree-loop-distribution.c: Update tree_pass descriptors.
1368 * cgraph.c: Update tree_pass descriptors.
1369 * postreload-gcse.c: Update tree_pass descriptors.
1370 * postreload.c: Update tree_pass descriptors.
1371 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1372 * tree-tailcall.c: Update tree_pass descriptors.
1373 * tree-pass.h (tree_opt_pass): Rename to ...
1374 (opt_pass) ... this one; add "type" field and remove letter field.
1375 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1376 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1377 all_lowering_passes): Update declaration.
1378 * ipa-cp.c: Update tree_pass descriptors.
1379 * final.c: Update tree_pass descriptors.
1380 * omp-low.c: Update tree_pass descriptors.
1381 * tree-ssa-dse.c: Update tree_pass descriptors.
1382 * ipa-reference.c: Update tree_pass descriptors.
1383 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1384 * auto-inc-dec.c: Update tree_pass descriptors.
1385 * reorg.c: Update tree_pass descriptors.
1386 * cgraphunit.c: Update tree_pass descriptors.
1387 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1388 * tree-ssa-ccp.c: Update tree_pass descriptors.
1389 * df-core.c: Update tree_pass descriptors.
1390 * mode-switching.c: Update tree_pass descriptors.
1391 * tree-nomudflap.c: Update tree_pass descriptors.
1392 * modulo-sched.c: Update tree_pass descriptors.
1393 * ipa-pure-const.c: Update tree_pass descriptors.
1394 * cse.c: Update tree_pass descriptors.
1395 * web.c: Update tree_pass descriptors.
1396 * tree-stdarg.c: Update tree_pass descriptors.
1397 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1398 * tree-ssa-dom.c: Update tree_pass descriptors.
1399 * tree-nrv.c: Update tree_pass descriptors.
1400 * tree-ssa-alias.c: Update tree_pass descriptors.
1401 * loop-init.c: Update tree_pass descriptors.
1402 * gimple-low.c: Update tree_pass descriptors.
1403 * ipa-inline.c: Update tree_pass descriptors.
1404 * tree-ssa-sink.c: Update tree_pass descriptors.
1405 * global.c: Update tree_pass descriptors.
1406 * ifcvt.c: Update tree_pass descriptors.
1407 * jump.c: Update tree_pass descriptors.
1408 * predict.c: Update tree_pass descriptors.
1409 * tree-ssa-loop.c: Update tree_pass descriptors.
1410 * recog.c: Update tree_pass descriptors.
1411 * dse.c: Update tree_pass descriptors.
1412 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1413 * tree-eh.c: Update tree_pass descriptors.
1414 * regmove.c: Update tree_pass descriptors.
1416 * function.c: Update tree_pass descriptors.
1417 * tree-vectorizer.c: Update tree_pass descriptors.
1418 * gcse.c: Update tree_pass descriptors.
1419 * ipa-type-escape.c: Update tree_pass descriptors.
1420 * tree-if-conv.c: Update tree_pass descriptors.
1421 * init-regs.c: Update tree_pass descriptors.
1422 * ipa.c: Update tree_pass descriptors.
1423 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1424 * rtl-factoring.c: Update tree_pass descriptors.
1425 * lower-subreg.c: Update tree_pass descriptors.
1426 * bt-load.c: Update tree_pass descriptors.
1427 * tree-dfa.c: Update tree_pass descriptors.
1428 * except.c: Update tree_pass descriptors.
1429 * emit-rtl.c: Update tree_pass descriptors.
1430 * cfgexpand.c: Update tree_pass descriptors.
1431 * tree-cfgcleanup.c: Update tree_pass descriptors.
1432 * cfgcleanup.c: Update tree_pass descriptors.
1433 * tree-ssa-pre.c: Update tree_pass descriptors.
1434 * tree-sra.c: Update tree_pass descriptors.
1435 * tree-mudflap.c: Update tree_pass descriptors.
1436 * tree-ssa-copy.c: Update tree_pass descriptors.
1437 * cfglayout.c: Update tree_pass descriptors.
1438 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1439 * tree-ssa-dce.c: Update tree_pass descriptors.
1440 * tree-ssa.c: Update tree_pass descriptors.
1441 * regclass.c: Update tree_pass descriptors.
1442 * integrate.c: Update tree_pass descriptors.
1443 * tree-optimize.c: Update tree_pass descriptors.
1444 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1445 * tree-object-size.c: Update tree_pass descriptors.
1446 * combine.c: Update tree_pass descriptors.
1447 * tree-outof-ssa.c: Update tree_pass descriptors.
1448 * bb-reorder.c: Update tree_pass descriptors.
1449 * stack-ptr-mod.c: Update tree_pass descriptors.
1450 * var-tracking.c: Update tree_pass descriptors.
1451 * tree-profile.c: Update tree_pass descriptors.
1452 * tree-vect-generic.c: Update tree_pass descriptors.
1453 * reg-stack.c: Update tree_pass descriptors.
1454 * sched-rgn.c: Update tree_pass descriptors.
1455 * tree-ssa-structalias.c: Update tree_pass descriptors.
1456 * tree-cfg.c: Update tree_pass descriptors.
1457 * passes.c (current_pass): Update declaration.
1458 (finish_optimization_passes): Update.
1459 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1460 (register_one_dump_file, register_dump_files_1, next_pass_1):
1462 (init_optimization_passes): Update handling of new types.
1463 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1464 * ipa-struct-reorg.c: Update tree_pass descriptors.
1465 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1466 * combine-stack-adj.c: Update tree_pass descriptors.
1467 * cfgrtl.c: Update tree_pass descriptors.
1468 * dce.c: Update tree_pass descriptors.
1469 * tree-ssanames.c: Update tree_pass descriptors.
1471 2008-03-19 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa.c (walk_data): New structure.
1475 (warn_uninitialized_var): If not always_executed warn with "maybe"
1477 (execute_early_warn_uninitialized): Compute post-dominators.
1478 Initialize always_executed before processing each basic block.
1480 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1483 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1484 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1486 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1488 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1490 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1492 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1494 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1495 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1496 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1497 target after ignore has been set, and move there also the commputation
1498 of subtarget and original_target.
1499 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1500 (LANG_HOOKS_INITIALIZER): Remove it.
1501 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1503 2008-03-18 Richard Guenther <rguenther@suse.de>
1505 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1506 found an expression with constants, note that in the VN for the lhs.
1507 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1508 fold them to constants if possible. Run cleanup_cfg if done so.
1509 (execute_pre): Return todo.
1511 (execute_fre): Likewise.
1512 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1514 (get_prop_source_stmt): Look through pointer conversions.
1516 2008-03-18 Jan Hubicka <jh@suse.cz>
1518 * tree-pretty-print.c: Include predict.h.
1519 (dump_generic_node): Dump predictor.
1520 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1521 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1522 * gimple-low.c (lower_stmt): Likewise.
1523 * expr.c (expand_expr_real): Likewise.
1524 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1526 (build_predict_expr, build_predict_expr): New.
1527 * predict.h (predictor_name, build_predict_expr): Update.
1528 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1529 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1530 * predict.def (PRED_CONTINUE): Update hitrate.
1531 * tree.def (PREDICT_EXPR): Define.
1532 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1533 do not handle BIND_EXPR.
1534 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1535 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1536 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1539 2008-03-18 Michael Matz <matz@suse.de>
1541 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1543 2008-03-18 Richard Guenther <rguenther@suse.de>
1545 * tree-gimple.h (is_gimple_invariant_address): Declare.
1546 (is_gimple_constant): Likewise.
1547 * tree-gimple.c (is_gimple_constant): New function.
1548 (is_gimple_invariant_address): Likewise.
1549 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1550 and is_gimple_invariant_address.
1551 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1553 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1554 an addressable base.
1556 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1559 * gimplify.c (gimplify_expr): Gimplify second operand of
1562 2008-03-17 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/19637
1565 * fold-const.c (fold_unary): Remove restrictions of removing
1566 intermediate pointer-conversions (P2)(P1)P0.
1567 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1568 conversion to void pointer.
1569 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1571 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1574 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1575 emulated thread local variables.
1577 2008-03-16 Richard Guenther <rguenther@suse.de>
1580 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1581 expand TREE_INVARIANT operations that are not gimple invariant.
1583 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1585 * doc/extend.texi (Alignment): Say that the ABI controls
1586 the __alignof__ for non-strict-alignment targets rather
1587 than being a recommendation.
1589 2008-03-15 Paul Brook <paul@codesourcery.com>
1591 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1593 (arm_output_fn_unwind): Mark functions that can not be unwound.
1595 2008-03-15 Paul Brook <paul@codesourcery.com>
1597 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1598 extension instructions.
1600 2008-03-15 Richard Guenther <rguenther@suse.de>
1602 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1603 and fold constant aggregate refs.
1604 (fold_const_aggregate_ref): Handle string constants
1605 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1606 (evaluate_stmt): Simplify now that ccp_fold folds constant
1609 2008-03-15 Paul Brook <paul@codesourcery.com>
1611 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1612 (extzv): Use gen_extzv_t2.
1613 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1615 2008-03-15 Richard Guenther <rguenther@suse.de>
1617 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1618 (fold_const_aggregate_ref): Likewise.
1619 (get_value): Return NULL if we don't have any values.
1620 (ccp_finalize): Set const_val to NULL after freeing it.
1621 * tree-flow.h (get_symbol_constant_value): Declare.
1622 (fold_const_aggregate_ref): Likewise.
1623 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1625 2008-03-15 Richard Guenther <rguenther@suse.de>
1628 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1629 to not produce negative array indices if not allowed. Add
1630 parameter to indicate that.
1631 (maybe_fold_offset_to_component_ref): Allow negative array
1632 indices only for the first member of a structure.
1633 (maybe_fold_offset_to_reference): Allow negative array indices.
1634 (maybe_fold_stmt_addition): Likewise.
1636 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1637 Anatoly Sokolov <aesok@post.ru>
1639 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1640 (avr_arch): Add ARCH_AVR6.
1641 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1642 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1643 instead of fixed value 2.
1644 (print_operand_address): Use gs() asm specifier instead of pm().
1645 (avr_assemble_integer): (Ditto.).
1646 (avr_output_addr_vec_elt): (Ditto.).
1647 (print_operand): Handle "!" code.
1648 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1649 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1650 (AVR_HAVE_EIJMP_EICALL): Define.
1651 (AVR_3_BYTE_PC): Redefine.
1652 (AVR_2_BYTE_PC): (Ditto.).
1653 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1654 (LINK_SPEC): Add atmega2560 and atmega2561.
1655 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1657 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1658 for 3 byte PC devices.
1659 (call_value_insn): (Ditto.).
1660 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1661 (indirect_jump): Use only for for 2 byte PC devices.
1662 (*tablejump): (Ditto.).
1663 (*indirect_jump_avr6): Add insn.
1664 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1665 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1666 instead of ijmp for 3 byte PC devices.
1667 (__tablejump2__): (Ditto.).
1668 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1669 (MULITLIB_DIRNAMES): (Ditto.).
1670 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1672 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1675 "sse2_umulsidi3". Use V1DI mode for operand 0.
1676 ("mmx_psadbw"): Use V1DI mode for operand 0.
1677 * config/i386/i386-modes.def (V1SI): New vector mode.
1678 * config/i386/i386.c (struct builtin_description)
1679 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1680 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1681 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1682 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1683 v1di_ftype_v8qi_v8qi type.
1684 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1686 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1687 __builtin_ia32_pmuludq]: Fix the mode of return value.
1689 2008-03-15 Richard Guenther <rguenther@suse.de>
1692 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1695 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1697 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1698 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1699 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1700 unless TARGET_SERIALIZE_VOLATILE is enabled.
1701 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1702 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1703 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1705 2008-03-14 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/34172
1708 * tree-flow.h (refs_may_alias_p): Declare.
1709 (get_single_def_stmt): Likewise.
1710 (get_single_def_stmt_from_phi): Likewise.
1711 (get_single_def_stmt_with_phi): Likewise.
1712 * tree-dfa.c (refs_may_alias_p): New function.
1713 (get_single_def_stmt): Likewise.
1714 (get_single_def_stmt_from_phi): Likewise.
1715 (get_single_def_stmt_with_phi): Likewise.
1716 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1717 (vn_reference_lookup_1): New helper function.
1718 (vn_reference_lookup): Walk the virtual use-def chain to
1719 continue searching for a match if the def does not alias the
1720 reference we are looking for.
1722 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1724 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1725 archive and Perzl. Update The Written Word listing.
1727 2008-03-14 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/34043
1730 PR tree-optimization/33989
1731 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1733 (bitmap_find_leader): Use extra argument to verify dominance
1734 relationship inside a basic-block.
1735 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1736 (find_leader_in_sets): Adjust.
1737 (create_component_ref_by_pieces): Take extra argument for
1738 dominance check, handle lookup failures.
1739 (find_or_generate_expression): Likewise.
1740 (create_expression_by_pieces): Likewise.
1741 (insert_into_preds_of_block): Adjust.
1742 (create_value_expr_from): If asked for, verify all operands
1743 are in the blocks AVAIL_OUT set.
1744 (make_values_for_stmt): Check for SSA_NAMEs that are life
1745 over an abnormal edge.
1746 (compute_avail): Remove such check.
1747 (do_SCCVN_insertion): New function.
1748 (eliminate): If we do not find a leader suitable for replacement
1749 insert a replacement expression from SCCVN if available.
1750 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1751 (struct vn_ssa_aux): Add needs_insertion flag.
1752 * tree-ssa-sccvn.c (may_insert): New global flag.
1753 (copy_reference_ops_from_ref): Value-number union member access
1754 based on its size, not type and member if insertion is allowed.
1755 (visit_reference_op_load): For a weak match from union type
1756 punning lookup a view-converted value and insert a SSA_NAME
1757 for that value if that is not found.
1758 (visit_use): Make dumps shorter. Do not disallow value numbering
1759 SSA_NAMEs that are life over an abnormal edge to constants.
1760 (free_scc_vn): Release inserted SSA_NAMEs.
1761 (run_scc_vn): New flag to specify whether insertion is allowed.
1762 Process SSA_NAMEs in forward order.
1763 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1764 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1765 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1766 pointer type to/from integral types that do not change the
1767 precision to regular conversions.
1769 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1771 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1772 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1773 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1774 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1775 input arguments and the mode of return value. Built-in functions
1776 that operate on whole 64-bit MMX register now use V1DI mode.
1778 2008-03-13 Alon Dayan <alond@il.ibm.com>
1779 Olga Golovanevsky <olga@il.ibm.com>
1781 PR tree-optimization/35041
1782 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1783 to locate the right position in a statement.
1785 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/xmmintrin.h: Change all static inline functions to
1790 extern inline and add __gnu_inline__ attribute.
1791 * config/i386/bmintrin.h: Ditto.
1792 * config/i386/smmintrin.h: Ditto.
1793 * config/i386/tmmintrin.h: Ditto.
1794 * config/i386/mmintrin-common.h: Ditto.
1795 * config/i386/ammintrin.h: Ditto.
1796 * config/i386/emmintrin.h: Ditto.
1797 * config/i386/pmmintrin.h: Ditto.
1798 * config/i386/mmintrin.h: Ditto.
1799 * config/i386/mm3dnow.h: Ditto.
1801 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1804 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1805 (lower_omp_2): New function.
1806 (lower_omp_1, lower_omp): Rewritten.
1808 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1811 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1812 with the phrase "Microsoft Windows compilers".
1813 (Push/Pop Macro Pragmas): New subsection. Document
1814 #pragma push_macro and pragma pop_macro.
1816 2008-03-12 Paul Brook <paul@codesourcery.com>
1818 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1820 2008-03-12 Paul Brook <paul@codesourcery.com>
1822 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1823 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1824 (thumb2_addsi_shortim): Rename ...
1825 (thumb2_addsi_short): ... to this. Allow register operands.
1826 (thumb2_subsi_short): New pattern.
1827 (thumb2_one_cmplsi2_short,
1828 thumb2_negsi2_short): New patterns and peepholes.
1830 2008-03-12 Paul Brook <paul@codesourcery.com>
1832 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1834 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.md (int_cond): New code iterator.
1838 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1839 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1840 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1841 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1842 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1843 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1844 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1845 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1847 2008-03-12 Paul Brook <paul@codesourcery.com>
1849 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1850 instead of {arm,thumb}_compute_save_reg_mask.
1851 (output_return_instruction): Ditto.
1852 (thumb_unexpanded_epilogue): Ditto.
1853 (thumb1_expand_prologue): Ditto.
1854 (thumb1_output_function_prologue): Ditto.
1855 (arm_set_return_address): Ditto.
1856 (thumb_set_return_address): Ditto.
1857 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1858 regs to achieve stack alignment.
1859 (thumb1_compute_save_reg_mask): Fix compiler warning.
1860 (arm_output_epilogue): Use offsets->saved_regs_mask.
1861 Adjust stack pointer by poping call clobered registers.
1862 (arm_expand_prologue): Use offsets->saved_regs_mask.
1863 Adjust stack pointer by pushing extra registers.
1864 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1866 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1869 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1870 conversion to the operands of a multiplication.
1872 2008-03-12 Richard Guenther <rguenther@suse.de>
1874 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1875 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1876 * timevar.def (TV_TREE_PHIPROP): Add.
1877 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1878 pass description. Use TV_TREE_PHIPROP.
1879 * tree-ssa-forwprop.c: Remove phiprop code.
1881 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1884 * omp-low.c (maybe_lookup_decl): Constify first argument.
1885 (use_pointer_for_field): Change last argument from bool to
1886 omp_context *. Disallow shared copy-in/out in nested
1887 parallel if decl is shared in outer parallel too.
1888 (build_outer_var_ref, scan_sharing_clauses,
1889 lower_rec_input_clauses, lower_copyprivate_clauses,
1890 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1892 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1893 Ira Rosen <irar@il.ibm.com>
1895 * tree-vectorizer.c (free_stmt_vec_info): New function.
1896 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1897 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1898 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1899 * tree-vect-transform.c (vectorizable_conversion): Free
1900 vec_oprnds0 if it was allocated.
1901 (vect_permute_store_chain): Remove unused VECs.
1902 (vectorizable_store): Free VECs that are allocated in the..
1904 (vect_transform_strided_load, vectorizable_load): Likewise.
1905 (vect_remove_stores): Simplify the code.
1906 (vect_transform_loop): Move code to vect_remove_stores().
1907 Call vect_remove_stores() and free_stmt_vec_info().
1909 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1911 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1912 TARGET_HPUX. Revise comment.
1913 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1914 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1915 Use sr4 variant of `be' instruction when not generating PIC code.
1916 (attr_length_call): Adjust for above change.
1918 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1920 * ipa-reference.c (static_execute): Remove module_statics_const and
1921 associated setting code.
1923 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1926 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1927 predicate for operand 1.
1928 (paritysi2_cmp): Use register_operand predicate for operand 2.
1929 Use earlyclobber modifier for operand 1. Remove support for
1931 (paritydi2_cmp): Use register_operand predicate for operand 3.
1932 Use earlyclobber modifier for operand 1. Remove support for
1935 2008-03-11 Paul Brook <paul@codesourcery.com>
1936 Vladimir Prus <vladimir@codesourcery.com>
1938 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1939 (arm_compute_save_reg0_reg12_mask): Always
1940 check if register 11 must be saved. Always safe hard frame pointer
1941 when frame_pointer_needeed.
1942 (arm_compute_save_reg_mask): Save IP and PC
1943 only with apcs frames.
1944 (arm_output_epilogue): Adjust Thumb2 codepath to
1945 be also invoked and work for ARM non-apcs frames.
1946 (arm_expand_prologue): Don't bother saving IP
1947 for non-apcs frame, since it's not clobbered by
1948 prologue code. Implement non-apcs frame
1951 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1953 PR rtl-optimization/35281
1954 * expr.c (convert_move): Use a new pseudo for the intermediate
1955 from_mode->word_mode result.
1957 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1959 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1960 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1961 * toplev.c (compile_file): Don't call it.
1963 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1966 * expr.c (store_expr): Call emit_block_move if the mode
1967 of "temp" RTX is BLKmode.
1969 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1970 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/31358
1973 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1974 the step with a NULL_TREE.
1975 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1976 to sizetype if type is a pointer type.
1977 (add_candidate_1): Don't convert the base and step to
1978 the generic type if the orginal type is a pointer type.
1979 (add_iv_value_candidates): Use sizetype for the step
1980 if type is a pointer type.
1981 (cand_value_at): Likewise.
1982 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1984 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1985 Don't convert the tem affine to the type.
1986 (add_elt_to_tree): Use sizetype for the step if a pointer.
1987 Use POINTER_PLUS_EXPR for pointers.
1988 (aff_combination_to_tree): Use sizetype for the step if a
1991 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1993 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1994 Remove commutativity hint.
1996 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2000 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2001 errorneous type. Check that v is a VAR_DECL.
2004 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2006 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2008 PR tree-optimization/35494
2009 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2010 may be overriden at link and run time.
2012 2008-03-10 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/34677
2015 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2016 (poolify_tree): Likewise.
2017 (modify_expr_template): Likewise.
2018 (poolify_modify_stmt): Likewise.
2019 (insert_fake_stores): Handle all component-ref style stores
2020 in addition to INDIRECT_REF. Also handle complex types.
2021 Do not poolify the inserted load.
2022 (realify_fake_stores): Do not rebuild the tree but only
2023 make it a SSA_NAME copy.
2024 (init_pre): Remove initialzation of modify_expr_template.
2025 Do not allocate modify_expr_node_pool.
2026 (fini_pre): Do not free modify_expr_node_pool.
2028 2008-03-10 Paul Brook <paul@codesourcery.com>
2030 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2033 2008-03-10 Paul Brook <paul@codesourcery.com>
2034 Mark Shinwell <shinwell@codesourcery.com>
2036 * config/arm/cortex-r4.md: New.
2037 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2039 * config/arm/arm.md: Include cortex-r4.md.
2040 (insn): Add smmls, sdiv and udiv values.
2041 (generic_sched): Don't use generic scheduling for Cortex-R4.
2042 (arm_issue_rate): New function.
2043 (TARGET_SCHED_ISSUE_RATE): Define.
2045 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2047 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2049 2008-03-10 Richard Guenther <rguenther@suse.de>
2051 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2052 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2054 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2056 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2057 Set default to true.
2059 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2061 * c.opt (Wsynth): Deprecate.
2062 * doc/invoke.texi (Option Summary, Warning Options): Document
2063 -Wno-format-contains-nul.
2065 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2069 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2071 2008-03-09 Ira Rosen <irar@il.ibm.com>
2073 * config/rs6000/rs6000.c (builtin_description): Rename vector
2074 left shift operations.
2075 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2076 (altivec_vsl<VI_char>): Rename to ...
2077 (ashl<mode>3): ... new name.
2078 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2080 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2082 2008-03-08 Richard Guenther <rguenther@suse.de>
2084 * coverage.h (tree_coverage_counter_addr): Declare.
2085 * coverage.c (tree_coverage_counter_addr): New function.
2086 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2088 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2089 (tree_gen_one_value_profiler): Likewise.
2090 (tree_gen_ic_profiler): Likewise.
2091 (tree_gen_average_profiler): Likewise.
2092 (tree_gen_ior_profiler): Likewise.
2094 2008-03-08 Richard Guenther <rguenther@suse.de>
2096 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2097 (vn_binary_op_insert): Likewise.
2098 (vn_unary_op_lookup): Likewise.
2099 (vn_unary_op_insert): Likewise.
2100 (vn_nary_op_lookup): Declare.
2101 (vn_nary_op_insert): Likewise.
2102 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2103 and binary hashes, use a single obstack for unary_op_pool
2105 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2106 a single struct vn_nary_op_s. Store tree code length and
2107 a variable number of operands.
2108 (struct vn_reference_op_struct): Remove unused op2.
2109 (vn_reference_op_eq): Do not compare op2.
2110 (vn_reference_op_compute_hash): Do not compute hash of op2.
2111 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2112 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2113 with vn_nary_op_compute_hash.
2114 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2115 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2117 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2119 (visit_unary_op): Call nary functions.
2120 (visit_binary_op): Likewise.
2121 (process_scc): Adjust for struct vn_tables_s changes.
2122 (allocate_vn_table): Likewise.
2123 (free_vn_table): Likewise.
2124 * tree-vn.c (vn_add): Call nary functions.
2125 (vn_lookup): Likewise.
2127 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2130 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2131 wdst back after sync_compare_and_swapqhi_internal.
2133 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2136 * config/i386/i386-modes.def (V1DI): New vector mode.
2137 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2138 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2139 (MMXMODE248): Ditto.
2140 (MMXMODE): Add V1DI mode.
2141 (mmxvecsize): Change DI mode to V1DI mode.
2142 ("mov<mode>): Use MMXMODEI8 mode iterator.
2143 ("*mov<mode>_internal_rex64"): Ditto.
2144 ("*mov<mode>_internal"): Ditto.
2145 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2146 ("mmx_sub<mode>3"): Ditto.
2147 ("mmx_adddi3"): Remove insn pattern.
2148 ("mmx_subdi3"): Ditto.
2149 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2150 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2151 ("mmx_ashl<mode>3"): Ditto.
2152 ("mmx_lshrdi3"): Remove insn pattern.
2153 ("mmx_ashldi3"): Ditto.
2154 * config/i386/i386.c (classify_argument): Handle V1DImode.
2155 (function_arg_advance_32): Ditto.
2156 (function_arg_32): Ditto.
2157 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2158 mmx_addv1di3 insn pattern.
2159 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2160 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2161 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2162 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2163 Remove definitions of built-in functions.
2164 (V1DI_type_node): New node.
2165 (v1di_ftype_v1di_int): Ditto.
2166 (v1di_ftype_v1di_v1di): Ditto.
2167 (v2si_ftype_v2si_si): Ditto.
2168 (v4hi_ftype_v4hi_di): Remove node.
2169 (v2si_ftype_v2si_di): Ditto.
2170 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2171 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2172 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2173 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2174 Add new builtins using def_builtin_const.
2175 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2176 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2177 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2178 * config/i386/mmintrin.h (__v1di): New typedef.
2179 (_mm_add_si64): Cast arguments to __v1di type.
2180 (_mm_sub_si64): Ditto.
2181 (_mm_sll_pi16): Cast __count to __v4hi type.
2182 (_mm_sll_pi32): Cast __count to __v2si type.
2183 (_mm_sll_si64): Cast arguments to __v1di type.
2184 (_mm_srl_pi16): Cast __count to __v4hi type.
2185 (_mm_srl_pi32): Cast __count to __v2si type.
2186 (_mm_srl_si64): Cast arguments to __v1di type.
2187 (_mm_sra_pi16): Cast __count to __v4hi type.
2188 (_mm_sra_pi32): Cast __count to __v2si type.
2189 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2190 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2191 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2192 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2193 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2194 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2195 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2196 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2197 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2198 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2199 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2200 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2202 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2204 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2206 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2209 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2210 reg+const addressing for Altivec modes. Don't generate reg+reg
2211 addressing for TFmode or TDmode quantities.
2213 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2215 * c-common.c (vector_types_convertible_p): Call langhook
2216 instead of comptypes.
2218 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2221 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2222 integral and scalar float variables which have a
2225 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2227 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2228 dwarf_register_span hook when emitting unwind information for
2229 register-to-memory saves.
2230 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2231 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2233 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2235 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2236 for the same VAR_DECL.
2238 2008-03-06 Tom Tromey <tromey@redhat.com>
2241 * doc/standards.texi (Standards): Don't mention treelang.
2242 * doc/invoke.texi (Overall Options): Don't mention treelang.
2243 * doc/install.texi (Prerequisites): Don't mention bison or
2245 (Configuration): Don't mention treelang.
2246 (Building): Likewise.
2247 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2249 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2251 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2252 word-extractions out of a multi-word object.
2254 2008-03-06 Richard Guenther <rguenther@suse.de>
2256 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2257 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2258 result type and precision.
2259 * expr.c (get_inner_reference): Set unsignedp based on the result
2260 type of BIT_FIELD_REF.
2261 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2262 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2263 (try_instantiate_multiple_fields): Likewise. Use the correct type
2265 (sra_build_assignment): Likewise.
2266 (sra_build_elt_assignment): Likewise.
2267 (sra_explode_bitfield_assignment): Likewise.
2268 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2270 set BIT_FIELD_REF_UNSIGNED.
2271 (vectorizable_load): Likewise.
2273 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2275 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2278 2008-03-06 Richard Guenther <rguenther@suse.de>
2280 * alias.c (struct alias_set_entry): Move has_zero_child field
2281 to pack with alias_set.
2283 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2288 2008-03-05 Ian Lance Taylor <iant@google.com>
2290 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2292 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2294 * fwprop.c (update_df): Support width and offset parameters of
2296 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2297 global_conflicts): Change DF_REF_EXTRACT to either
2298 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2299 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2300 * df-scan.c (df_ref_record, df_defs_record,
2301 df_ref_create_structure, df_def_record_1, df_uses_record,
2302 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2303 df_bb_refs_collect, df_entry_block_defs_collect,
2304 df_exit_block_uses_collect): Support new width and offset fields.
2305 (ref_extract_pool): New storage pool.
2306 (df_free_ref): New function.
2307 (df_reg_chain_unlink, df_free_collection_rec,
2308 df_sort_and_compress_refs): Call df_free_ref.
2309 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2311 (df_ref_create_structure): Allocate df_ref_extract if offset and
2312 width fields are used.
2313 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2314 (df_uses_record): Get offset and width from ZERO_EXTRACT
2316 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2317 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2318 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2319 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2320 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2321 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2322 (df_ref_extract): New structure.
2323 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2324 (df_ref_create): Add width and offset parameters.
2326 2008-03-05 Richard Guenther <rguenther@suse.de>
2328 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2329 Use ranges_overlap_p.
2330 (offset_overlaps_with_access): Rename
2331 to ranges_overlap_p and move ...
2332 * tree-flow-inline.h (ranges_overlap_p): ... here.
2334 * tree.h (get_inner_reference, handled_component_p): Update
2337 * tree.h (record_component_aliases, get_alias_set,
2338 alias_sets_conflict_p, alias_sets_must_conflict_p,
2339 objects_must_conflict_p): Move declarations ...
2340 * alias.h (record_component_aliases, get_alias_set,
2341 alias_sets_conflict_p, alias_sets_must_conflict_p,
2342 objects_must_conflict_p): ... here.
2343 Include coretypes.h.
2344 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2346 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2348 * cfg.c: Include tree-flow.h.
2349 (remove_edge_raw): Call redirect_edge_var_map_clear.
2350 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2351 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2352 (redirect_edge_var_map_result): New.
2353 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2354 PENDING_STMT use with redirect_edge_var_map_*.
2355 * tree-ssa.c (edge_var_maps): New definition.
2356 (redirect_edge_var_map_add): New.
2357 (redirect_edge_var_map_clear): New.
2358 (redirect_edge_var_map_dup): New.
2359 (redirect_edge_var_map_vector): New.
2360 (redirect_edge_var_map_destroy): New.
2361 (ssa_redirect_edge): Replace PENDING_STMT use with
2362 redirect_edge_var_map_*.
2363 (flush_pending_stmts): Same.
2364 (delete_tree_ssa): Destroy edge var map.
2365 * tree-flow.h (struct _edge_var_map): New.
2366 Define edge_var_map vector type.
2367 Declare redirect_edge_var_map_* prototypes.
2368 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2369 * tree-cfg.c (reinstall_phi_args): Replace
2370 PENDING_STMT use with redirect_edge_var_map_*.
2372 2008-03-05 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/35472
2375 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2376 whose single use_stmt has a overlapping set of loaded and
2377 stored symbols as that use_stmt might be a noop assignment then.
2379 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2381 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2383 2008-03-05 Richard Guenther <rguenther@suse.de>
2386 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2387 should be constants.
2388 * tree-cfg.c (verify_expr): Verify it.
2389 * fold-const.c (fold_truthop): Remove code generating
2390 BIT_FIELD_REFs of structure bases.
2391 (fold_binary): Likewise.
2392 (fold_ternary): Position and size of BIT_FIELD_REFs are
2393 always host integers.
2394 (make_bit_field_ref): Remove.
2395 (optimize_bit_field_compare): Remove.
2396 (all_ones_mask_p): Remove.
2398 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2401 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2402 (split_block_and_df_analyze): New. Split basic block and rebuild
2404 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2406 (split_pattern_seq): Likewise.
2407 (erase_matching_seqs): Likewise.
2408 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2410 2008-03-04 Geoff Keating <geoffk@apple.com>
2412 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2413 declaration and code.
2414 (tree_invalid_nonnegative_warnv_p): Likewise.
2416 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2418 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2419 examples. Truncate option-names then causing overfull hbox.
2421 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2424 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2426 * configure: Rebuilt.
2428 2008-03-04 Rafael Espindola <espindola@google.com>
2430 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2431 (tree_unary_nonnegative_warnv_p): New.
2432 (tree_binary_nonnegative_warnv_p): New.
2433 (tree_single_nonnegative_warnv_p): New.
2434 (tree_invalid_nonnegative_warnv_p): New.
2435 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2437 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2440 * opts.c (handle_option): Postpone 'unknown option' errors only for
2443 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2446 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2449 2008-03-04 Rafael Espindola <espindola@google.com>
2451 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2452 (tree_binary_nonzero_warnv_p): New.
2453 (tree_single_nonzero_warnv_p): New.
2454 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2456 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2459 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2460 transformations for modes that have signed zeros.
2461 * ifcvt.c (noce_try_abs): Ditto.
2463 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2465 * config/i386/i386.c (override_options): Force
2466 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2468 2008-03-04 Jan Hubicka <jh@suse.cz>
2471 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2474 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2476 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2477 label to probe the stack.
2479 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2481 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2482 (__gthr_win32_mutex_destroy): Declare.
2483 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2484 __gthr_win32_mutex_destroy.
2485 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2487 2008-03-03 Jan Hubicka <jh@suse.cz>
2490 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2491 aggressive on inlining cold calls.
2493 2008-03-03 Richard Guenther <rguenther@suse.de>
2495 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2496 struct copies into the expression table.
2497 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2498 (try_to_simplify): Likewise.
2499 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2500 integral and pointer arguments which do not change the
2501 precision to NOP_EXPRs.
2502 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2503 VIEW_CONVERT_EXPR case.
2505 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2507 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2508 defined in a loop at depth 0 is invariant.
2509 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2510 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2511 be called at loop depth 0.
2513 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2516 * gcc.c (process_command): Update copyright notice dates.
2517 * gcov.c (print_version): Likewise.
2518 * gcov-dump.c (print_version): Likewise.
2519 * mips-tfile.c (main): Likewise.
2520 * mips-tdump.c (main): Likewise.
2522 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2525 * c-common.c (flag_permissive): Delete.
2526 (constant_expression_warnings): Check flags first.
2527 (constant_expression_error): New.
2528 * c-common.h (flag_permissive): Delete.
2529 (constant_expression_error): Declare.
2530 * flags.h (flag_permissive): Declare. Update description.
2531 * diagnostic.c (pedwarn): Update.
2533 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2534 (permissive_error_kind): New.
2535 * toplev.c (flag_permissive): Define. Update description.
2536 * toplev.h (permissive_error_kind): Declare.
2537 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2538 (pedwarn_c90): Use pedantic_warning_kind.
2539 * c-opts.c (c_common_post_options): flag_permissive does not affect
2540 flag_pedantic_errors.
2542 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2544 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2545 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2546 __absvsi2, __absvDI2): Use unsigned arithmetic.
2548 2008-03-02 Andi Kleen <ak@suse.de>
2549 Richard Guenther <rguenther@suse.de>
2551 * struct-equiv.c: Remove file.
2552 * cfg_cleanup.c (condjump_equiv_p): Remove.
2553 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2554 (struct-equiv.o): Remove rule.
2555 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2556 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2557 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2559 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2561 * ifcvt.c (noce_process_if_block): Try to handle only the then
2562 block if the else block exists but isn't suitable.
2564 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2567 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2568 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2569 regression from previous patch.
2571 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2574 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2576 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2577 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2578 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2579 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2580 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2581 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2582 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2583 (__gthread_mutex_destroy_function): Rename to
2584 __gthread_mutex_destroy.
2585 * gthr-dce.h (__gthread_mutex_destroy): Call
2586 pthread_mutex_destroy.
2587 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2588 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2589 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2591 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2593 * df-scan.c (df_ref_chain_change_bb): Simplify.
2594 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2595 set_block_for_insn if there's any change.
2596 * df.h ((df_insn_change_bb): Fix prototype.
2597 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2598 df_insn_change_bb, don't call set_block_for_insn.
2599 * emit-rtl.c (reorder_insns): Likewise.
2600 * haifa-sched.c (move_insn): Likewise.
2602 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2604 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2606 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2608 * tree-flow-inline.h (next_readonly_imm_use): Return
2609 NULL_USE_OPERAND_P after the end.
2611 2008-03-01 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/35411
2614 * tree-sra.c (sra_build_assignment): Split conversion to
2615 final type to a separate statement if we are not assigning
2618 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2620 * fold-const.c (fold_convertible_p): Correct the logic to follow
2621 that in fold_convert().
2623 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2626 * tree-inline.c (build_duplicate_type): When we make a
2627 duplicate type, make it unique in the canonical types system.
2629 2008-02-29 Tom Tromey <tromey@redhat.com>
2631 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2632 input_file_stack_history, input_file_stack_restored): Remove.
2633 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2634 * input.h (struct file_stack): Remove.
2635 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2636 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2638 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2640 (diagnostic_last_module_changed): Add 'map' argument.
2641 (diagnostic_set_last_function): Likewise.
2642 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2643 line map, not input_file_stack.
2644 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2646 2008-02-29 Paul Brook <paul@codesourcery.com>
2648 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2650 2008-02-29 Paul Brook <paul@codesourcery.com>
2652 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2654 2008-02-29 Richard Guenther <rguenther@suse.de>
2656 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2658 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2659 value for comparing for a store match.
2660 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2661 (try_to_simplify): Do not do a full-blown reference lookup.
2663 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2665 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2666 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2668 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2670 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2672 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2673 strides against cache sizes.
2675 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2677 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2680 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2682 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2683 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2684 is smaller than the original promoted value.
2685 (simplify_subreg): If OP is a SUBREG, try to preserve its
2686 SUBREG_PROMOTED_VAR_P information.
2688 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2690 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2691 (VN_INFO_GET): Allocate new objects on the obstack.
2692 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2693 for rpo_numbers_temp, for consistency.
2694 (free_scc_vn): Free the obstack.
2696 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2698 * doc/invoke.texi: Document -ftree-loop-distribution.
2699 * tree-loop-distribution.c: New.
2700 * tree-pass.h (pass_loop_distribution): New.
2701 * graphds.h (struct graph): Add htab_t indices.
2702 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2703 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2704 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2705 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2706 * tree-data-ref.c (debug_data_dependence_relations): New.
2707 (dump_data_dependence_relation): Also print data references.
2708 (free_data_ref): Extern.
2709 (same_access_functions): Moved...
2710 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2711 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2712 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2713 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2714 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2715 (stmts_from_loop): Skip LABEL_EXPR.
2716 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2718 (build_rdg): Initialize rdg->indices htab.
2719 (free_rdg, stores_from_loop, ref_base_address,
2720 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2721 have_similar_memory_accesses_1, ref_base_address_1,
2722 remove_similar_memory_refs): New.
2723 * tree-data-ref.h: Depend on tree-chrec.h.
2724 (debug_data_dependence_relations, free_data_ref): Declared.
2725 (same_access_functions): ... here.
2726 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2728 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2729 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2730 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2731 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2732 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2733 rdg_vertex_for_stmt): Declared.
2734 (struct rdg_edge): Add level.
2736 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2737 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2739 (rdg_has_similar_memory_accesses): New.
2740 * tree-vect-analyze.c: Remove unused static decls.
2741 * lambda.h (dependence_level): New.
2742 * common.opt (ftree-loop-distribution): New.
2743 * tree-flow.h (mark_virtual_ops_in_bb,
2744 slpeel_tree_duplicate_loop_to_edge_cfg,
2745 rename_variables_in_loop): Declared.
2746 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2747 (OBJS-common): Add tree-loop-distribution.o.
2748 (tree-loop-distribution.o): New rule.
2749 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2750 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2751 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2753 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2756 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2757 other than structures and unions.
2759 2008-02-28 Richard Guenther <rguenther@suse.de>
2762 2008-02-26 Richard Guenther <rguenther@suse.de>
2764 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2765 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2766 (lookup_decl_from_uid): Declare.
2767 (remove_decl_from_map): Likewise.
2768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2770 (decl_for_uid_map): New global hashtable mapping DECL_UID
2772 (init_ttree): Allocate it.
2773 (insert_decl_to_uid_decl_map): New helper function.
2774 (make_node_stat): Insert new decls into the map.
2775 (copy_node_stat): Likewise.
2776 (lookup_decl_from_uid): New function.
2777 (remove_decl_from_map): Likewise.
2778 (print_decl_for_uid_map_statistics): New helper.
2779 (dump_tree_statistics): Call it.
2781 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2782 (referenced_var_iterator): Adjust.
2783 (FOR_EACH_REFERENCED_VAR): Adjust.
2784 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2785 (num_referenced_vars): Adjust.
2786 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2787 (first_referenced_var): Remove.
2788 (end_referenced_vars_p): Likewise.
2789 (next_referenced_var): Likewise.
2790 (referenced_var_iterator_set): New helper function.
2791 * tree-dfa.c (referenced_var_lookup): Adjust.
2792 (referenced_var_check_and_insert): Likewise.
2793 (remove_referenced_var): Likewise.
2794 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2795 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2796 (verify_call_clobbering): Likewise.
2797 (verify_memory_partitions): Likewise.
2798 (init_tree_ssa): Allocate bitmap instead of hashtable for
2800 (delete_tree_ssa): Adjust.
2801 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2803 (compute_tag_properties): Likewise.
2804 (set_initial_properties): Likewise.
2805 (find_partition_for): Likewise.
2806 (update_reference_counts): Likewise.
2807 (dump_may_aliases_for): Likewise.
2808 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2809 (add_call_clobber_ops): Likewise.
2810 (add_call_read_ops): Likewise.
2811 (get_asm_expr_operands): Likewise.
2812 * tree-into-ssa.c (dump_decl_set): Likewise.
2813 (update_ssa): Likewise.
2814 * tree-sra.c (scan_function): Likewise.
2815 (decide_instantiations): Likewise.
2816 (scalarize_parms): Likewise.
2817 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2818 (dsa_named_for): Likewise.
2819 * tree-ssa-structalias.c (update_alias_info): Likewise.
2820 (merge_smts_into): Likewise.
2822 2008-02-27 David Daney <ddaney@avtrex.com>
2825 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2826 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2827 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2828 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2829 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2831 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2834 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2835 (BUILT_IN_NEXTTOWARD): Remove.
2836 (BUILT_IN_NEXTTOWARDF): Ditto.
2837 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2838 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2840 2008-02-27 Tom Tromey <tromey@redhat.com>
2842 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2843 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2845 2008-02-27 Jan Beulich <jbeulich@novell.com>
2847 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2848 update the respective field on newdecl.
2850 2008-02-27 Revital Eres <eres@il.ibm.com>
2852 PR rtl-optimization/34999
2853 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2854 crossing edges that ends with a call insn.
2855 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2856 call insn and clear the EDGE_CROSSING flag of the crossing edge
2857 when fixing fallthru edges.
2859 2008-02-27 Richard Guenther <rguenther@suse.de>
2862 * fold-const.c (fold_unary): Return the correct argument,
2863 converted to the result type.
2865 2008-02-27 Richard Guenther <rguenther@suse.de>
2868 * expr.c (expand_expr_real_1): Assert on rotates that operate
2870 * fold-const.c (fold_binary): Use the types precision, not the
2871 bitsize of the mode if folding rotate expressions. Build rotates
2872 only for full modes.
2874 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2876 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2878 * c-pragma.c (pragma_ns_name): New typedef.
2879 (registered_pp_pragmas): New variable.
2880 (c_pp_lookup_pragma): New function.
2881 (c_register_pragma_1): If flag_preprocess_only, do nothing
2882 for non-expanded pragmas, for expanded ones push pragma's
2883 namespace and name into registered_pp_pragmas vector.
2884 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2885 flag_preprocess_only, don't register GCC pch_preprocess
2886 pragma if flag_preprocess_only.
2887 * c-opts.c (c_common_init): Call init_pragma even if
2888 flag_preprocess_only.
2889 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2890 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2891 cpp_register_pragma if flag_preprocess_only.
2893 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2896 * c-parser.c (c_parser_translation_unit): Warn for empty
2897 translation unit, not empty source file.
2899 2008-02-26 Paul Brook <paul@codesourcery.com>
2901 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2902 operand for Thumb-2.
2903 * config/arm/arm.h (reg_class): Add CORE_REGS.
2904 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2905 (BASE_REG_CLASS): Use CORE_REGS.
2906 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2907 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2908 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2909 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2910 ARM_REGNO_OK_FOR_INDEX_P.
2911 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2912 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2913 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2914 (ldm/stm peepholes): Ditto.
2915 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2916 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2917 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2918 * config/arm/constraints.md: Enable "k" constraint on ARM.
2920 2008-02-27 Ben Elliston <bje@au.ibm.com>
2922 * config/rs6000/rs6000.c: Annotate cache line size field in all
2923 instances of struct processor_costs.
2925 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2927 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2928 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2929 jump_bypass): New counters.
2930 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2931 * dce.c (gate_ud_dce): Same.
2932 (gate_fast_dce): Same.
2933 * dse.c (gate_dse1): New function.
2934 (gate_dse2): New function.
2935 (gate_dse): Merge results of new gate functions.
2936 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2937 (gate_handle_jump_bypass): Add dbg_cnt.
2938 (gate_handle_gcse): Add dbg_cnt.
2939 * ifcvt.c (gate_handle_if_conversion): Same.
2940 (gate_handle_if_after_combine): Same.
2941 (gate_handle_if_after_reload): Same.
2942 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2944 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2946 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2948 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2950 2008-02-26 Jason Merrill <jason@redhat.com>
2953 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2954 alone if it's the naming decl for the type's main variant.
2956 2008-02-26 Tom Tromey <tromey@redhat.com>
2958 * system.h (USE_MAPPED_LOCATION): Poison.
2959 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2960 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2961 (make_goto_expr_edges): Likewise.
2962 (remove_bb): Likewise.
2963 (execute_warn_function_return): Likewise.
2964 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2966 * c-common.c (fname_decl): Remove old location code.
2967 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2969 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2971 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2972 (gen_rtx_ASM_INPUT): Likewise.
2973 (gen_rtx_ASM_INPUT_loc): Likewise.
2974 (get_rtx_asm_OPERANDS): Remove.
2975 * cfglayout.c (insn_locators_alloc): Remove old location code.
2976 (set_curr_insn_source_location): Likewise.
2977 (curr_insn_locator): Likewise.
2978 * print-tree.c (print_node): Remove old location code.
2979 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2980 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2981 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2982 location_from_locus.
2983 (construct_exit_block): Remove old location code.
2984 * emit-rtl.c (force_next_line_note): Remove old location code.
2985 * profile.c (branch_prob): Remove old location code.
2986 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2987 LOC_LINE): Remove old-location variants.
2988 * langhooks.c (lhd_print_error_function): Remove old location
2990 * configure, config.in: Rebuilt.
2991 * configure.ac (--enable-mapped-location): Remove.
2992 * c-decl.c (c_init_decl_processing): Remove old location code.
2993 (finish_function): Likewise.
2994 * recog.c (decode_asm_operands): Remove old location code.
2995 * c-pch.c (c_common_read_pch): Remove old location code.
2996 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2998 * gimple-low.c (lower_function_body): Remove old location code.
2999 * toplev.c (unknown_location): Remove.
3000 (push_srcloc): Remove old-location variant.
3001 (process_options): Remove old location code.
3002 (lang_dependent_init): Likewise.
3003 * input.h (UNKNOWN_LOCATION): Move definition.
3004 (location_t): Undeprecate.
3005 (source_locus): Remove.
3006 (location_from_locus): Remove.
3007 (struct location_s): Remove.
3008 Remove all old-location code.
3009 (input_line, input_filename): Remove.
3010 * final.c (final_scan_insn): Remove old location code.
3011 * diagnostic.c (diagnostic_build_prefix): Remove
3012 USE_MAPPED_LOCATION test.
3013 * tree.h (gimple_stmt) <locus>: Now a location_t.
3014 (tree_exp) <locus>: Likewise.
3015 (DECL_IS_BUILTIN): Remove old-location variant.
3016 (annotate_with_file_line, annotate_with_locus): Likewise.
3017 (expr_locus, set_expr_locus): Update.
3018 * tree.c (build1_stat): Remove old location code.
3019 (last_annotated_node): Remove.
3020 (annotate_with_file_line): Remove old-location variant.
3021 (annotate_with_locus): Likewise.
3022 (expr_location): Remove old location code.
3023 (set_expr_location): Likewise.
3024 (expr_has_location): Likewise.
3025 (expr_locus): Likewise.
3026 (set_expr_locus): Likewise.
3027 (expr_filename): Don't use location_from_locus.
3028 (expr_lineno): Likewise.
3029 * rtl-error.c (location_for_asm): Remove old location code.
3030 * c-lex.c (cb_line_change): Remove old location code.
3031 (fe_file_change): Likewise.
3032 (cb_def_pragma): Likewise.
3033 (c_lex_with_flags): Likewise.
3034 * gengtype.c (do_typedef): Don't special-case location types.
3035 (define_location_structures): Remove.
3036 (main): Don't call define_location_structures.
3037 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3040 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3043 * builtins.def (BUILT_IN_STDARG_START): Remove.
3044 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3045 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3046 * tree-inline.c (inline_forbidden_p_1): Likewise.
3048 2008-02-26 Richard Guenther <rguenther@suse.de>
3050 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3051 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3052 (lookup_decl_from_uid): Declare.
3053 (remove_decl_from_map): Likewise.
3054 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3055 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3056 (decl_for_uid_map): New global hashtable mapping DECL_UID
3058 (init_ttree): Allocate it.
3059 (insert_decl_to_uid_decl_map): New helper function.
3060 (make_node_stat): Insert new decls into the map.
3061 (copy_node_stat): Likewise.
3062 (lookup_decl_from_uid): New function.
3063 (remove_decl_from_map): Likewise.
3064 (print_decl_for_uid_map_statistics): New helper.
3065 (dump_tree_statistics): Call it.
3067 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3068 (referenced_var_iterator): Adjust.
3069 (FOR_EACH_REFERENCED_VAR): Adjust.
3070 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3071 (num_referenced_vars): Adjust.
3072 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3073 (first_referenced_var): Remove.
3074 (end_referenced_vars_p): Likewise.
3075 (next_referenced_var): Likewise.
3076 (referenced_var_iterator_set): New helper function.
3077 * tree-dfa.c (referenced_var_lookup): Adjust.
3078 (referenced_var_check_and_insert): Likewise.
3079 (remove_referenced_var): Likewise.
3080 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3081 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3082 (verify_call_clobbering): Likewise.
3083 (verify_memory_partitions): Likewise.
3084 (init_tree_ssa): Allocate bitmap instead of hashtable for
3086 (delete_tree_ssa): Adjust.
3087 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3088 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3089 (compute_tag_properties): Likewise.
3090 (set_initial_properties): Likewise.
3091 (find_partition_for): Likewise.
3092 (update_reference_counts): Likewise.
3093 (dump_may_aliases_for): Likewise.
3094 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3095 (add_call_clobber_ops): Likewise.
3096 (add_call_read_ops): Likewise.
3097 (get_asm_expr_operands): Likewise.
3098 * tree-into-ssa.c (dump_decl_set): Likewise.
3099 (update_ssa): Likewise.
3100 * tree-sra.c (scan_function): Likewise.
3101 (decide_instantiations): Likewise.
3102 (scalarize_parms): Likewise.
3103 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3104 (dsa_named_for): Likewise.
3105 * tree-ssa-structalias.c (update_alias_info): Likewise.
3106 (merge_smts_into): Likewise.
3108 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3111 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3112 * c-opts.c (c_common_handle_option): Wall enables
3113 Wvolatile-register-var.
3114 * common.opt: Move Wvolatile-register-var to...
3117 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3119 * common.opt (Wlarger-than=): New.
3120 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3122 * opts.c (common_handle_option): Handle -Wlarger-than=.
3123 * optc-gen.awk: Likewise.
3124 * opth-gen.awk: Likewise.
3125 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3126 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3130 * c-common.c (match_case_to_enum_1): Add appropriate
3131 OPT_W* parameter to warning.
3132 (c_do_switch_warnings): Likewise.
3133 * c-typeck.c (warning_init): Add one more parameter following
3135 (push_init_level): Update call to warning_init.
3136 (pop_init_level): Likewise.
3137 (add_pending_init): Likewise.
3138 (output_init_element: Likewise.
3140 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3143 * toplev.c (toplev_main): If there are warnings or error, print
3144 errors for ignored options.
3145 * opts.c (ignored_options): New static variable.
3146 (postpone_unknown_option_error): New.
3147 (print_ignored_options): New.
3148 (handle_option): Postpone errors for unknown -Wno-* options.
3149 * opts.h (print_ignored_options): Declare.
3151 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3153 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3156 2008-02-25 Richard Guenther <rguenther@suse.de>
3159 2008-02-25 Richard Guenther <rguenther@suse.de>
3161 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3162 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3163 (lookup_decl_from_uid): Declare.
3164 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3165 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3166 (decl_for_uid_map): New global hashtable mapping DECL_UID
3168 (init_ttree): Allocate it.
3169 (insert_decl_to_uid_decl_map): New helper function.
3170 (make_node_stat): Insert new decls into the map.
3171 (copy_node_stat): Likewise.
3172 (lookup_decl_from_uid): New function.
3173 (print_decl_for_uid_map_statistics): New helper.
3174 (dump_tree_statistics): Call it.
3176 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3177 (referenced_var_iterator): Adjust.
3178 (FOR_EACH_REFERENCED_VAR): Adjust.
3179 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3180 (num_referenced_vars): Adjust.
3181 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3182 (first_referenced_var): Remove.
3183 (end_referenced_vars_p): Likewise.
3184 (next_referenced_var): Likewise.
3185 (referenced_var_iterator_set): New helper function.
3186 * tree-dfa.c (referenced_var_lookup): Adjust.
3187 (referenced_var_check_and_insert): Likewise.
3188 (remove_referenced_var): Likewise.
3189 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3190 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3191 (verify_call_clobbering): Likewise.
3192 (verify_memory_partitions): Likewise.
3193 (init_tree_ssa): Allocate bitmap instead of hashtable for
3195 (delete_tree_ssa): Adjust.
3196 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3197 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3198 (compute_tag_properties): Likewise.
3199 (set_initial_properties): Likewise.
3200 (find_partition_for): Likewise.
3201 (update_reference_counts): Likewise.
3202 (dump_may_aliases_for): Likewise.
3203 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3204 (add_call_clobber_ops): Likewise.
3205 (add_call_read_ops): Likewise.
3206 (get_asm_expr_operands): Likewise.
3207 * tree-into-ssa.c (dump_decl_set): Likewise.
3208 (update_ssa): Likewise.
3209 * tree-sra.c (scan_function): Likewise.
3210 (decide_instantiations): Likewise.
3211 (scalarize_parms): Likewise.
3212 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3213 (dsa_named_for): Likewise.
3214 * tree-ssa-structalias.c (update_alias_info): Likewise.
3215 (merge_smts_into): Likewise.
3217 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3220 * doc/invoke.texi (-fcx-limited-range): Document new option.
3221 * toplev.c (process_options): Handle -fcx-fortran-rules.
3222 * common.opt: Add documentation for -fcx-fortran-rules.
3224 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3227 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3228 actual behaviour and C99.
3230 2008-02-26 Ben Elliston <bje@au.ibm.com>
3232 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3233 (ASM_CPU_POWER6_SPEC): Likewise.
3234 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3235 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3236 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3238 2008-02-25 Richard Guenther <rguenther@suse.de>
3240 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3241 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3242 (lookup_decl_from_uid): Declare.
3243 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3244 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3245 (decl_for_uid_map): New global hashtable mapping DECL_UID
3247 (init_ttree): Allocate it.
3248 (insert_decl_to_uid_decl_map): New helper function.
3249 (make_node_stat): Insert new decls into the map.
3250 (copy_node_stat): Likewise.
3251 (lookup_decl_from_uid): New function.
3252 (print_decl_for_uid_map_statistics): New helper.
3253 (dump_tree_statistics): Call it.
3255 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3256 (referenced_var_iterator): Adjust.
3257 (FOR_EACH_REFERENCED_VAR): Adjust.
3258 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3259 (num_referenced_vars): Adjust.
3260 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3261 (first_referenced_var): Remove.
3262 (end_referenced_vars_p): Likewise.
3263 (next_referenced_var): Likewise.
3264 (referenced_var_iterator_set): New helper function.
3265 * tree-dfa.c (referenced_var_lookup): Adjust.
3266 (referenced_var_check_and_insert): Likewise.
3267 (remove_referenced_var): Likewise.
3268 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3269 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3270 (verify_call_clobbering): Likewise.
3271 (verify_memory_partitions): Likewise.
3272 (init_tree_ssa): Allocate bitmap instead of hashtable for
3274 (delete_tree_ssa): Adjust.
3275 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3277 (compute_tag_properties): Likewise.
3278 (set_initial_properties): Likewise.
3279 (find_partition_for): Likewise.
3280 (update_reference_counts): Likewise.
3281 (dump_may_aliases_for): Likewise.
3282 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3283 (add_call_clobber_ops): Likewise.
3284 (add_call_read_ops): Likewise.
3285 (get_asm_expr_operands): Likewise.
3286 * tree-into-ssa.c (dump_decl_set): Likewise.
3287 (update_ssa): Likewise.
3288 * tree-sra.c (scan_function): Likewise.
3289 (decide_instantiations): Likewise.
3290 (scalarize_parms): Likewise.
3291 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3292 (dsa_named_for): Likewise.
3293 * tree-ssa-structalias.c (update_alias_info): Likewise.
3294 (merge_smts_into): Likewise.
3296 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3299 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3300 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3301 * alias.h (nonoverlapping_memrefs_p): Likewise.
3303 2008-02-25 Jan Beulich <jbeulich@novell.com>
3305 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3306 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3307 __emultls_get_address, __emultls_register_common,
3308 __floatundi?f, and _Unwind_GetIPInfo.
3309 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3310 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3311 (gen_regparm_prefix): Likewise.
3312 (i386_nlm_encode_section_info): Sync with
3313 config/i386/winnt.c:i386_pe_encode_section_info().
3314 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3315 i386_nlm_mangle_decl_assembler_name): New.
3316 (netware_override_options): New.
3317 * config/i386/netware.h (netware_override_options): Declare.
3318 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3319 (i386_nlm_mangle_decl_assembler_name): Declare.
3320 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3322 2008-02-25 Ben Elliston <bje@au.ibm.com>
3325 * c-decl.c (grokdeclarator): Remove unused local variables
3326 `typedef_type' and `type_as_written'.
3328 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3329 unused local variable `has_hot_blocks'.
3330 (fix_crossing_conditional_branches): Remove unused local variable
3333 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3336 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3337 using DEF_C99_BUILTIN.
3338 (BUILT_IN_NANF): Ditto.
3339 (BUILT_IN_NANL): Ditto.
3341 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3342 Revital Eres <eres@il.ibm.com>
3344 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3345 regarding the order of two dependent insns in the same row.
3347 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3349 * stor-layout.c (layout_decl): Do not bump the alignment of a
3350 bit-field to more than byte alignment if it is packed.
3352 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3354 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3357 2008-02-24 Diego Novillo <dnovillo@google.com>
3359 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3362 * tree-vrp.c (vrp_evaluate_conditional): With
3363 -Wtype-limits, emit a warning when comparing against a
3364 constant outside the natural range of OP0's type.
3365 * c.opt (Wtype-limits): Move ...
3366 * common.opt (Wtype-limits): ... here.
3368 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3370 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3371 * config/rs6000/e300c2c3.md: New file.
3372 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3374 (rs6000_override_options): Add e300c2 and e300c3 cases to
3375 processor_target_table. Do not allow usage of Altivec or Spe
3376 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3377 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3378 * config/rs6000/rs6000.h (processor_type): Add
3379 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3380 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3381 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3382 and ppce300c3. Include e300c2c3.md.
3384 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3386 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3387 instead of TARGET_STRICT_ALIGN.
3389 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3391 * explow.c (memory_address): Assert that the generated address is
3394 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3397 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3398 * config/darwin-ppc-ldouble-patch.def: New file.
3399 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3400 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3401 SUBTARGET_INIT_BUILTINS if defined.
3402 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3405 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3408 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3409 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3411 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3414 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3415 file" warning condtional on -Winvalid-PCH.
3417 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3419 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3421 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3426 prevent reload from using MMX registers.
3427 (*mov<mode>_internal): Ditto.
3428 (*movv2sf_internal_rex64): Ditto.
3429 (*movv2sf_internal): Ditto.
3431 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3433 PR documentation/31569
3434 * doc/install.texi2html: Use makeinfo --no-number-sections.
3436 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3438 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3439 ensure that we can address an entire entity > 8 bytes. Don't
3440 generate reg+reg addressing for such data.
3442 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3444 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3445 strings when optimizing for size, unless the target cares about
3448 2008-02-22 Tom Tromey <tromey@redhat.com>
3450 * regclass.c (current_pass): Remove declaration.
3452 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3454 * config/avr/libgcc.S (__RAMPZ__): Define.
3455 (__do_copy_data): Add for devices with 128KB code memory.
3457 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3459 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3461 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3463 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3465 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3468 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3471 * c-typeck.c (build_binary_op): Warn about floating point
3472 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3474 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3477 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3478 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3480 (rs6000_override_options): Set altivec_abi as default, not override,
3481 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3482 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3483 is used; use new member spe_abi.
3484 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3485 spe_abi and altivec_abi.
3487 2008-02-22 Tomas Bily <tbily@suse.cz>
3489 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3491 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3494 * config.build (build_file_translate): Set to `CMD //c' only if
3496 * Makefile.in (build_file_translate): Improve comment.
3498 2008-02-21 Jan Hubicka <jh@suse.cz>
3500 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3501 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3502 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3504 2008-02-21 Michael Matz <matz@suse.de>
3507 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3509 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3512 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3514 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3515 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3516 SSE_VEC_FLOAT_MODE_P as insn constraint.
3517 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3518 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3519 sse4a_movntdf using MODEF mode iterator.
3520 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3521 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3522 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3523 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3524 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3525 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3526 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3528 2008-02-21 Richard Guenther <rguenther@suse.de>
3530 * tree.def (PAREN_EXPR): New tree code.
3531 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3533 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3534 * expr.c (expand_expr_real_1): Likewise.
3535 * tree-inline.c (estimate_num_insns_1): Likewise.
3536 * tree-complex.c (expand_complex_move): Likewise.
3537 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3540 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3543 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3545 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3550 * config/sh/sh.c (find_barrier): Don't go past
3551 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3553 2008-02-20 DJ Delorie <dj@redhat.com>
3555 * config/h8300/h8300.md (insv): Force source operand to be a register.
3557 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3558 as a jump, not as a plain insn.
3560 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3562 * doc/invoke.texi (Warning Options): Add new option
3563 -Wframe-larger-than=.
3564 (-Wframe-larger-than): Document.
3566 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3567 Add declarations for new option variables.
3569 * final.c (final_start_function): Check the frame size
3570 before emission and issue a Wframe-larger-than warning.
3572 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3573 Add definitions for new option variables.
3574 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3576 * common.opt (Wframe-larger-than=): New option.
3578 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3581 (<sse>_div<mode>3): Ditto.
3582 (<sse>_vmdiv<mode>3): Ditto.
3583 (<sse>_vmsqrt<mode>2): Ditto.
3584 (*smax<mode>3): Ditto.
3585 (sse5_frcz<mode>2): Ditto.
3586 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3589 2008-02-20 Richard Guenther <rguenther@suse.de>
3592 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3593 be happy with INTEGRAL_TYPE_P.
3595 2008-02-20 Richard Guenther <rguenther@suse.de>
3597 * fold-const.c (split_tree): Associate floatig-point expressions
3598 if flag_associative_math is set.
3600 2008-02-20 Richard Guenther <rguenther@suse.de>
3602 * tree.h (fold_real_zero_addition_p): Declare.
3603 * fold-const.c (fold_real_zero_addition_p): Export.
3604 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3605 floating-point operations with zero and one.
3607 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3609 * doc/install.texi: Correct references to CFLAGS, replacing them
3610 with BOOT_CFLAGS. Document flags used during bootstrap for
3613 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3615 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3616 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3617 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3619 (smin<mode>3): Ditto from similar patterns.
3620 (smax<mode>3): Ditto.
3621 (*ieee_smin<mode>3): Ditto.
3622 (*ieee_smax<mode>3): Ditto.
3623 * config/i386/sse.md (sse): New mode attribute.
3624 (mov<mode>): Macroize expander from movv4sf and movv2df using
3625 SSEMODEF2P mode iterator.
3626 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3627 SSE_VEC_FLOAT_MODE_P as insn constraint.
3628 (storent<mode>): Ditto.
3629 (storent<mode>): Macroize expander from storentsf and storentdf using
3630 MODEF mode iterator.
3631 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3632 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3633 (abs<mode>2): Ditto from similar patterns.
3634 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3635 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3636 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3637 (<sse>_vmsqrt<mode>2): Ditto.
3638 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3639 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3640 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3641 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3642 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3643 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3644 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3646 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3647 iterator and SSE_FLOAT_MODE_P as insn constraint.
3648 (<sse>_ucomi): Ditto from similar patterns.
3649 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3650 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3651 SSE_VEC_FLOAT_MODE_P as insn constraint.
3652 (vcond<mode>): Ditto from similar patterns.
3653 (and<mode>3, *and<mode>3): Ditto.
3654 (<sse>_nand<mode>3): Ditto.
3655 (ior<mode>3, *ior<mode>3): Ditto.
3656 (xor<mode>3, *xor<mode>3): Ditto.
3657 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3658 iterator and SSE_FLOAT_MODE_P as insn constraint.
3659 (*nand<mode>3): Ditto from similar patterns.
3660 (*ior<mode>3): Ditto.
3661 (*xor<mode>3): Ditto.
3663 2008-02-20 Ira Rosen <irar@il.ibm.com>
3665 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3666 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3667 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3669 2008-02-19 Jan Hubicka <jh@suse.cz>
3671 * predict.c (tree_bb_level_predictions): Remove variable next
3672 mistakely introduced by previous commit.
3674 2008-02-19 Jan Hubicka <jh@suse.cz>
3676 * predict.c (predict_paths_leading_to): Rewrite.
3677 (predict_paths_for_bb): New.
3678 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3680 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3683 * Makefile.in (build_file_translate): New.
3684 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3685 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3686 * configure.ac (build_file_translate): Substitute it.
3687 * configure: Regenerate.
3689 2008-02-19 Jan Hubicka <jh@suse.cz>
3691 PR rtl-optimization/34408
3692 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3695 2008-02-19 Jan Hubicka <jh@suse.cz>
3698 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3701 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3704 * config/i386/i386-modes.def: Revert the last DI alignment
3705 change until Ada people can look into it.
3707 2008-02-19 Nick Clifton <nickc@redhat.com>
3709 * opts.c (print_specific_help): Fix typo in --help text.
3711 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3714 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3715 32-bit inline asm without asm alternatives for host GCC < 3.0.
3717 2008-02-19 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/34989
3720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3721 Allow propagation to INDIRECT_REF if we can simplify only.
3723 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3725 * c-common.c (warn_for_collisions_1): Use appropriate option when
3728 2008-02-19 Nick Clifton <nickc@redhat.com>
3731 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3732 (handle_options): Fix indentation.
3733 (print_filtered_help): If no language-specific options were
3734 displayed tell the user how to list all the options supported by
3735 the language's front-end.
3736 (print_specific_help): Fix indentation and remove duplicate line.
3737 (common_handle_option): Handle the -v option.
3738 For --help enable the display of undocumented options if the -v
3739 switch has been included on the command line.
3740 For --help= check for overlaps in the arguments between the option
3741 classes and the language names and issue a warning when they
3742 cannot be disambiguated.
3743 * c.opt (v): Pass on to the common option handler.
3745 2008-02-19 Revital Eres <eres@il.ibm.com>
3747 * modulo-sched.c (sms_schedule): Change dump message when
3748 create_ddg function fails.
3749 (try_scheduling_node_in_cycle): Rename row to cycle.
3750 (print_partial_schedule): Rename CYCLE to ROW.
3752 2008-02-19 Christian Bruel <christian.bruel@st.com>
3753 Zdenek Dvorak <ook@ucw.cz>
3755 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3757 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3761 (*x86_movdicc_0_m1_se): Ditto.
3763 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3765 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3766 (CMPtype): Define as __gcc_CMPtype.
3767 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3768 (CMPtype): Define as __gcc_CMPtype.
3770 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3772 Support valgrind 3.3 for --enable-checking=valgrind.
3773 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3775 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3776 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3777 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3778 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3779 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3780 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3781 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3783 * ggc-zone.c: Similar.
3784 * ggc-page.c: Similar.
3786 2008-02-19 Paul Brook <paul@codesourcery.com>
3789 * config/arm/ieee754-df.S: Fix do_it typo.
3790 * config/arm/ieee754-sf.S: Fix do_it typo.
3792 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3795 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3796 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3797 (OPTION_MASK_ISA_SSE_SET): Likewise.
3798 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3799 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3800 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3801 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3802 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3803 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3804 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3805 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3806 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3807 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3808 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3809 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3810 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3811 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3812 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3813 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3814 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3815 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3816 (OPTION_MASK_ISA_SSE4): Removed.
3817 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3818 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3819 (override_options): Don't turn on implied SSE/MMX bits in
3822 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3827 2008-02-18 Joey Ye <joey.ye@intel.com>
3830 * tree-nested.c (insert_field_into_struct): Set type alignment
3831 to field alignment if the former is less than the latter.
3833 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3835 * BASE-VER: Set to 4.4.0.
3837 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3839 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3840 * doc/cfg.texi: Likewise.
3841 * doc/extend.texi: Likewise.
3842 * doc/gty.texi: Likewise.
3843 * doc/invoke.texi: Likewise.
3844 * doc/loop.texi: Likewise.
3845 * doc/md.texi: Likewise.
3846 * doc/passes.texi: Likewise.
3847 * doc/rtl.texi: Likewise.
3848 * doc/sourcebuild.texi: Likewise.
3849 * doc/tm.texi: Likewise.
3850 * doc/tree-ssa.texi: Likewise.
3852 2008-02-17 Richard Guenther <rguenther@suse.de>
3855 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3856 without default definition.
3858 2008-02-17 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/35231
3861 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3864 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3867 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3868 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3869 libgcc_cmp_return mode.
3871 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3874 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3876 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3878 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3881 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3883 * doc/c-tree.texi: Use `@.' where appropriate.
3884 * doc/extend.texi: Likewise.
3885 * doc/install.texi: Likewise.
3886 * doc/invoke.texi: Likewise.
3887 * doc/loop.texi: Likewise.
3888 * doc/makefile.texi: Likewise.
3889 * doc/md.texi: Likewise.
3890 * doc/passes.texi: Likewise.
3891 * doc/standards.texi: Likewise.
3892 * doc/tm.texi: Likewise.
3894 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3897 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3899 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3900 rather than in entry_bb.
3902 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3905 libgcc_cmp_return mode.
3907 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3910 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3911 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3913 2008-02-15 Richard Guenther <rguenther@suse.de>
3914 Zdenek Dvorak <ook@ucw.cz>
3916 PR tree-optimization/35164
3917 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3918 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3919 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3920 Only propagate addresses which do not have abnormal SSA_NAMEs
3923 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3926 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3928 2008-02-15 Jan Hubicka <jh@suse.cz>
3931 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3933 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3936 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3937 when calculating alignment_pad.
3939 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3942 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3943 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3944 and STACK_BOUNDARY define.
3946 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3948 PR preprocessor/35061
3949 * c-pragma.c (handle_pragma_pop_macro): Check that
3950 pushed_macro_table has been allocated.
3952 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3955 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3956 (force_gimple_operand): Likewise.
3957 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3958 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3959 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3960 (find_interesting_uses_address): Check addressability and alignment
3961 of the base expression only after substituting bases of IVs into it.
3963 2008-02-14 Michael Matz <matz@suse.de>
3966 * function.c (instantiate_virtual_regs_in_insn): Reload address
3967 before falling back to reloading the whole operand.
3969 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3971 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3972 before the first section switch note.
3974 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3976 * doc/bugreport.texi: Update copyright years.
3977 * doc/c-tree.texi: Likewise.
3978 * doc/cfg.texi: Likewise.
3979 * doc/cpp.texi: Likewise.
3980 * doc/cppinternals.texi: Likewise.
3981 * doc/fragments.texi: Likewise.
3982 * doc/frontends.texi: Likewise.
3983 * doc/gcc.texi: Likewise.
3984 * doc/gty.texi: Likewise.
3985 * doc/hostconfig.texi: Likewise.
3986 * doc/implement-c.texi: Likewise.
3987 * doc/libgcc.texi: Likewise.
3988 * doc/loop.texi: Likewise.
3989 * doc/makefile.texi: Likewise.
3990 * doc/options.texi: Likewise.
3991 * doc/passes.texi: Likewise.
3992 * doc/rtl.texi: Likewise.
3993 * doc/sourcebuild.texi: Likewise.
3994 * doc/standards.texi: Likewise.
3995 * doc/tree-ssa.texi: Likewise.
3996 * doc/trouble.texi: Likewise.
3998 * doc/extend.texi: Use @: or add comma where appropriate.
3999 * doc/invoke.texi: Likewise.
4000 * doc/tm.texi: Likewise.
4002 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4005 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4008 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4010 * doc/md.texi (clz, ctz): Add reference.
4011 * doc/rtl.texi (clz, ctz): Likewise.
4013 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4016 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4019 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4021 * config/s390/s390.c (struct constant_pool): New field
4022 emit_pool_after added.
4023 (s390_mainpool_start): Set the emit_pool_after flag according
4024 to the section switch notes.
4025 (s390_mainpool_finish): Consider emit_pool_after when emitting
4026 the literal pool at the end of the function.
4027 (s390_chunkify_start): Force literal pool splits at section
4030 2008-02-13 Michael Matz <matz@suse.de>
4033 * var-tracking.c (clobber_variable_part): Correctly traverse the
4036 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4039 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4040 Add -fdump-ipa-inline.
4041 * tree-dump.c (dump_files): Remove tree-inlined dump.
4042 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4044 2008-02-12 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/35171
4047 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4050 2008-02-12 Richard Guenther <rguenther@suse.de>
4053 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4054 value-preserving mode. Disallow final truncation.
4056 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4059 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4060 code from here to...
4061 (force_gimple_operand): ...here.
4063 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4066 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4067 non-compatible pointers.
4068 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4069 different FIELD_DECLs, try harder by comparing field offsets, sizes
4073 * function.c (match_asm_constraints_1): Don't replace the same input
4076 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4078 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4079 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4080 (expand_epilogue): Restore RAMPZ register.
4081 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4083 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4085 * config/i386/cygwin.asm: (__alloca): Correct calling
4086 convention and alignment.
4087 (__chkstk): Force 8 byte stack alignment.
4089 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4090 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/33992
4093 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4094 the zero we compare against.
4096 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4099 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4100 to CloseHandle after unlocking to prevent accumulation of handle
4103 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4106 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4107 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4108 and update LABEL_NUSES during and after reload.
4110 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4113 * combine.c (simplify_if_then_else): Make sure the comparison is
4114 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4116 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4119 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4120 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4121 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4122 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4123 * tree.h (get_type_static_bounds): Likewise.
4125 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4127 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4128 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4129 Make -Wfoo language annotations match what the compiler outputs.
4131 2008-02-08 Sa Liu <saliu@de.ibm.com>
4133 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4134 intrinsics spu_convts, spu_convtu, spu_convtf.
4135 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4137 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4139 * doc/extend.texi (Function Attributes) <noinline>: Mention
4140 asm ("") as method to keep calls.
4142 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4145 * doc/options.texi (Options): Replace references to opts.sh with
4147 * opts-common.c: Likewise.
4148 * optc-gen.awk: Likewise.
4150 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4152 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4154 2008-02-07 Richard Henderson <rth@redhat.com>
4157 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4158 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4161 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4163 PR tree-optimization/35085
4164 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4165 for operand entry oe2 in addition to operand entry oe3 in order to
4166 expose more opportunities for vectorizer sum reduction.
4168 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4171 * Makefile.in (LIBS): Remove $(GMPLIBS).
4172 (cc1-dummy, cc1): Add $(GMPLIBS).
4174 2008-02-06 Jan Hubicka <jh@suse.cz>
4177 * i386.md (moddf_integer): Do not produce partial memory stalls for
4178 targets where it hurts.
4180 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4183 * optabs.c (expand_float): Do not check for decimal modes when
4184 expanding unsigned integer through signed conversion.
4186 2008-02-06 Nick Clifton <nickc@redhat.com>
4188 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4189 inside the clobber with a match_operand and duplicated operand
4190 number in the constraint.
4191 (ineqbranchsi): Delete redundant comment.
4193 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4195 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4196 builtin_define ("__USE_INIT_FINI__").
4197 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4199 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4201 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4203 PR documentation/30330
4204 * doc/invoke.texi (C++ Dialect Options)
4205 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4206 For each warning option -Wfoo that allows -Wno-foo, ensure both
4207 -Wfoo and -Wno-foo are listed in the option index. Fix index
4208 entry of -Wswitch-default, index -Wnormalized= including the
4209 `=', and -Wlarger-than-@var{len} including @var{len}.
4211 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4213 * config/i386/i386.md (floatunssisf2): Use
4214 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4215 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4216 Macroize expander using MODEF mode iterator.
4218 2008-02-05 Diego Novillo <dnovillo@google.com>
4220 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4223 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4225 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4228 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4230 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4233 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4234 to indicate if a message should be generated.
4235 (init_cumulative_args): Updated.
4236 (function_value_32): Likewise.
4238 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4240 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4242 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4246 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4248 2008-02-04 Diego Novillo <dnovillo@google.com>
4250 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4253 * tree-vrp.c (vrp_evaluate_conditional): With
4254 -Wtype-limits, emit a warning when comparing against a
4255 constant outside the natural range of OP0's type.
4257 2008-02-04 Richard Guenther <rguenther@suse.de>
4260 * expr.c (count_type_elements): Give for unions instead of
4263 2008-02-04 Richard Guenther <rguenther@suse.de>
4266 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4267 to TYPE_DOMAINs base type instead of using bitsizetype here.
4269 2008-02-03 Jason Merrill <jason@redhat.com>
4271 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4273 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4276 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4277 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4278 (RS/6000 and PowerPC Options): Fix typos and markup.
4279 * doc/passes.texi (Tree-SSA passes): Likewise.
4281 2008-02-02 Michael Matz <matz@suse.de>
4284 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4285 from record_last_reg_set_info.
4286 (record_last_reg_set_info): Take an RTX argument, iterate over all
4287 constituent hardregs.
4288 (record_last_set_info, record_opr_changes): Change calls to
4289 new signature or to record_last_reg_set_info_regno.
4291 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4293 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4295 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4297 PR rtl-optimization/34773
4298 * reg-notes.def (EQUAL): Mention significance of combination of
4299 REG_EQUAL and REG_RETVAL.
4300 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4301 insn that has a REG_RETVAL.
4303 2008-02-01 Roger Sayle <roger@eyesopen.com>
4306 * configure.ac (--enable-fixed-point): Disable unless explicitly
4308 * configure: Regenerate.
4310 2008-02-01 Richard Guenther <rguenther@suse.de>
4313 * invoke.texi (-finline-limit): Remove no longer true parts
4314 of the documentation. Note that there is no default value.
4316 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4317 Mark Mitchell <mark@codesourcery.com>
4318 Ben Elliston <bje@au.ibm.com>
4321 * doc/extend.texi (Other Builtins): Document.
4323 2008-01-31 Tom Browder <tom.browder@gmail.com>
4325 * doc/c-tree.texi (Types): Fix grammar.
4326 (Expression trees): Ditto.
4327 * doc/passes.texi (Tree-SSA passes): Ditto.
4329 * doc/configterms.texi (Configure Terms): Fix typo.
4330 * doc/cpp.texi (Common Predefined Macros): Ditto.
4331 * doc/md.texi (Machine Constraints): Ditto.
4333 * doc/makefile.texi (Makefile): Add comma.
4335 2008-01-31 Tom Browder <tom.browder@gmail.com>
4336 Gerald Pfeifer <gerald@pfeifer.com>
4338 * doc/sourcebuild.texi (Front End): Remove references to CVS
4339 and CVSROOT/modules.
4340 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4341 (Back End): Remove reference to CVS.
4343 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4346 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4348 (mips16_gp_pseudo_reg): ...here.
4349 * config/mips/mips.md (load_const_gp): Replace with...
4350 (load_const_gp_<mode>): ...this :P-based insn.
4352 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4354 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4355 options. Minor fixes.
4356 (-std): Move reference to standards closer to where language
4357 standards are first mentioned.
4359 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4361 PR rtl-optimization/34995
4362 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4363 parameter and return a bool. If the rtx parameter is nonnull,
4364 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4365 (find_reloads): Update call accordingly. Pass the new operand
4366 if it needed no address reloads, otherwise pass null.
4368 2008-01-30 Richard Henderson <rth@redhat.com>
4371 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4372 for unbounded arrays.
4374 2008-01-30 Silvius Rus <rus@google.com>
4376 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4378 2008-01-30 Jan Hubicka <jh@suse.cz>
4381 * i386.c (init_cumulative_args): Use real function declaration when
4384 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4386 PR rtl-optimization/34998
4387 * global.c (build_insn_chain): Treat non-subreg_lowpart
4388 SUBREGs of pseudos as clobbering all the words covered by the
4389 SUBREG, not just all the bytes.
4390 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4391 original df_ref rather than an extract parameter.
4392 (global_conflicts): Update call accordingly.
4394 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4396 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4397 the overflow check to make it easier to read.
4398 (__fixtfdi): Change the type of the ll member in union
4399 long_double to UDItype_x.
4401 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4404 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4405 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4406 * tree-inline.c (fold_marked_statements): Call
4407 cgraph_update_edges_for_call_stmt if folding a call statement.
4408 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4409 debug_generic_stmt calls, reset it back afterwards.
4412 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4414 * c-typeck.c (build_external_ref): Don't pedwarn about
4415 static vars in current function's scope.
4417 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4419 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4421 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4424 * ipa-struct-reorg.c: Fix spelling.
4425 * params.def: Ditto.
4427 2008-01-29 Richard Guenther <rguenther@suse.de>
4430 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4432 * tree-inline.c (remap_type): Increment remapping_type_depth
4433 around remapping types.
4434 (copy_body_r): Only add referenced variables if they are referenced
4435 from code, not types.
4437 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4448 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4449 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4451 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4454 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4455 pointer for tiny stack.
4457 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4459 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4461 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4463 * config/vx-common.h: Fix typo in comment.
4465 2008-01-28 Ian Lance Taylor <iant@google.com>
4469 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4470 coalesce pointers if they have different DECL_NO_TBAA_P values.
4471 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4472 between variables with different DECL_NO_TBAA_P values.
4474 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4477 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4478 are not legitimate small data references on SPE targets.
4480 2008-01-28 David Daney <ddaney@avtrex.com>
4482 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4484 2008-01-28 David Daney <ddaney@avtrex.com>
4486 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4488 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4490 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4491 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4492 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4493 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4494 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4495 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4496 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4497 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4499 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4501 * basic-block.h (condjump_equiv_p): Fix comment.
4503 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4505 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4506 print_generic_stmt_indented): Fix comment.
4508 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4510 * configure.ac (__stack_chk_fail): Add detecion for availability
4511 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4512 * configure: Regenerate.
4514 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4517 * final.c (output_addr_const): Handle TRUNCATE.
4519 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4522 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4523 (zero_cost, infinite_cost): New constants.
4524 (struct cost_pair): Change type of cost to comp_cost.
4525 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4526 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4528 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4529 split_address_cost, ptr_difference_cost, difference_cost,
4530 get_computation_cost_at, get_computation_cost,
4531 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4532 determine_use_iv_cost_condition, determine_use_iv_costs,
4533 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4534 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4535 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4536 Change type of cost to comp_cost.
4537 (determine_iv_cost): Increase cost of non-original ivs, instead
4538 of decreasing the cost of original ones.
4539 (get_address_cost): Indicate the complexity of the addressing mode
4541 (try_add_cand_for): Prefer using ivs not specific to some object.
4542 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4544 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4545 Janis Johnson <janis187@us.ibm.com>
4548 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4549 (TARGET_INSTANTIATE_DECLS): Likewise.
4550 * target.h (expand_to_rtl_hook): New target hook.
4551 (instantiate_decls): Likewise.
4552 * function.c (instantiate_decl): Make non-static. Rename to...
4553 (instantiate_decl_rtl): ... this.
4554 (instantiate_expr): Use instantiate_decl_rtl.
4555 (instantiate_decls_1): Likewise.
4556 (instantiate_decls): Likewise.
4557 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4558 * function.h (instantiate_decl_rtl): Add prototype.
4559 * cfgexpand.c (target.h): New include.
4560 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4561 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4562 (TARGET_INSTANTIATE_DECLS): Likewise.
4563 (TARGET_INITIALIZER): New target hooks added.
4564 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4566 * config/rs6000/rs6000.c (tree-flow.h): New include.
4567 (machine_function): Add sdmode_stack_slot field.
4568 (rs6000_alloc_sdmode_stack_slot): New function.
4569 (rs6000_instantiate_decls): Likewise.
4570 (rs6000_secondary_memory_needed_rtx): Likewise.
4571 (rs6000_check_sdmode): Likewise.
4572 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4573 (TARGET_INSTANTIATE_DECLS): Likewise.
4574 (rs6000_hard_regno_mode_ok): Allow SDmode.
4575 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4576 (rs6000_emit_move): Handle SDmode.
4577 (function_arg_advance): Likewise.
4578 (function_arg): Likewise.
4579 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4580 SDmode var args for 32-bit compiles.
4581 (rs6000_secondary_reload_class): Handle SDmode.
4582 (rs6000_output_function_epilogue): Likewise.
4583 (rs6000_function_value): Simplify if statement.
4584 (rs6000_libcall_value): Likewise.
4585 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4586 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4587 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4588 (movsd_hardfloat): New define_insn.
4589 (movsd_softfloat): Likewise.
4590 (movsd_store): Likewise.
4591 (movsd_load): Likewise.
4592 (extendsddd2): Likewise.
4593 (extendsdtd2): Likewise.
4594 (truncddsd2): Likewise.
4595 (movdd_hardfloat64): Fixup comment.
4596 (UNSPEC_MOVSD_LOAD): New constant.
4597 (UNSPEC_MOVSD_STORE): Likewise.
4599 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4602 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4604 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4605 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4606 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4609 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4612 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4613 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4614 __LONGDOUBLE128 too.
4615 * config/rs6000/aix61.h: New file.
4617 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4619 PR rtl-optimization/34959
4620 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4621 popcount and parity rtxes the same mode as their operand.
4622 Truncate or extend the result to the return value's mode
4625 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4628 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4629 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4630 to GOT_VERSION_REGNUM.
4631 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4632 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4633 * config/mips/mips.c (mips_emit_call_insn): New function.
4634 (mips_call_tls_get_addr): Call mips_expand_call directly.
4635 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4637 (mips16_build_call_stub): Likewise. Return the call insn or null.
4638 (mips_expand_call): Update the call to mips16_build_call_stub
4639 accordingly and a remove redundant condition. Assert that MIPS16
4640 stubs do not use lazy binding. Use mips_emit_call_insn and return
4642 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4644 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4645 (mips_avoid_hazard): Remove hazard_set handling.
4646 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4647 (UNSPEC_RESTORE_GP): ...this.
4648 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4649 (FAKE_CALL_REGNO): Rename to...
4650 (GOT_VERSION_REGNUM): ...this.
4651 (type): Add "ghost" value. Add an associated insn reservation.
4652 (hazard_set): Remove.
4653 (exception_receiver): Rename to...
4654 (restore_gp): ...this and update the unspec identifier accordingly.
4655 (exception_receiver, nonlocal_got_receiver): New expanders.
4656 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4657 FAKE_CALL_REGNO. Remove hazard_set attribute.
4658 (set_got_version, update_got_version): New patterns.
4660 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4663 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4665 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4668 * doc/install.texi2html: Generate gcc-vers.texi.
4670 2008-01-25 DJ Delorie <dj@redhat.com>
4672 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4674 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4676 * config/c4x: Remove directory.
4677 * config.gcc (crx-*, mt-*): Mark obsolete.
4678 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4679 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4680 sh-*-rtemscoff*): Remove cases.
4681 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4682 * real.c (encode_c4x_single, decode_c4x_single,
4683 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4684 c4x_extended_format): Remove.
4685 * real.h (c4x_single_format, c4x_extended_format): Remove.
4686 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4688 (Pragmas): Remove comment about c4x pragmas.
4689 * doc/install.texi (c4x): Remove target-specific instructions.
4690 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4691 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4692 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4693 refer to C4x source files as examples.
4694 (C4X_FLOAT_FORMAT): Remove documentation.
4696 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4698 * config/bfin/bfin.c (override_options): Reorder tests so that
4699 flag_pic gets enabled for -msep-data.
4701 2008-01-25 Richard Guenther <rguenther@suse.de>
4704 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4705 to its bitfield precision if required.
4707 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4710 * tree-nested.c (walk_omp_for): New function.
4711 (convert_nonlocal_reference, convert_local_reference): Call
4712 walk_omp_for on OMP_FOR.
4713 (convert_call_expr): Call walk_body on OMP_FOR's
4714 OMP_FOR_PRE_INIT_BODY.
4716 2008-01-25 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/34966
4719 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4720 default defs and PHI_NODEs we have to insert after the
4723 2008-01-24 Nick Clifton <nickc@redhat.com>
4725 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4726 Provide a default definition.
4727 (LIBGCC2_UNITS_PER_WORD): Likewise.
4729 * config/stormy16/stormy16.c: Include df.h for the prototype
4730 for df_regs_ever_live_p.
4731 (xstormy16_expand_builtin_va_start): Convert the stack offset
4732 into a component_ref and then use POINTER_PLUS_EXPR to add it
4733 to the incoming_virtual_args_rtx.
4734 (xstormy16_gimplify_va_arg_expr): Rename to
4735 xstormy16_gimplify_va_arg_expr.
4736 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4737 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4738 xstormy16_gimplify_va_arg_expr.
4739 Fix up some formatting issues.
4741 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4742 Move to predicates.md.
4743 (xs_hi_general_operand): Likewise.
4744 (xs_hi_nonmemory_operand): Likewise.
4745 * config/stormy16/predicates.md:
4746 (xstormy16_carry_plus_operand): New predicate.
4747 (xs_hi_general_operand): New predicate.
4748 (xs_hi_nonmemory_operand): New predicate.
4749 * config/stormy16/stormy16-protos.h:
4750 (xstormy16_carry_plus_operand): Delete prototype.
4751 (xs_hi_general_operand): Likewise.
4752 (xs_hi_nonmemory_operand): Likewise.
4754 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4755 modifiers as they are no longer needed and they can trigger
4756 reload spill failures.
4758 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4759 with a match_operand in order to help reload.
4761 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4762 constraint with 'e' for the 8th alternative as this version of
4763 the mov.w instruction only accepts the lower 8 registers.
4765 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4768 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4769 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4772 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4775 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4777 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4779 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4781 (remove_structure): Update allocations list before removing structure.
4783 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4785 * ipa-struct-reorg.c (is_safe_cond_expr,
4786 create_new_stmts_for_cond_expr): Use integer_zerop function,
4787 that recognize not only zero-pointer, but zero-integer too.
4789 2008-01-25 Ben Elliston <bje@au.ibm.com>
4792 * fixproto: Escape "." in sed expression that strips leading "./".
4794 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4797 * gcc.c (SWITCH_OK): Removed.
4798 (SWITCH_LIVE): Changed to bit.
4799 (SWITCH_FALSE): Likewise.
4800 (SWITCH_IGNORE): Likewise.
4801 (switchstr): Change live_cond to unsigned int.
4802 (process_command): Replace SWITCH_OK with 0.
4803 (do_self_spec): Likewise.
4804 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4805 (give_switch): Likewise.
4806 (used_arg): Likewise.
4807 (do_spec_1): Set the SWITCH_IGNORE bit.
4808 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4809 bits. Set the SWITCH_LIVE bit.
4811 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4813 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4815 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4817 PR tree-optimization/34472
4818 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4819 parameter to a "bool *" and set *DATA to false if there is
4820 an unsafe access. Do not delete the structure here.
4821 (check_cond_exprs): Delete it here instead.
4822 (check_cond_exprs, exclude_cold_structs): Do not increase
4823 I when removing a structure.
4825 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4829 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4831 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4834 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4835 a fixed vector for stack.
4837 2008-01-24 Ben Elliston <bje@au.ibm.com>
4840 * doc/gcc.texi (Software development): Add a direntry for g++.
4842 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4844 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4845 stale and straggling -fforce-addr comments above.
4847 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4849 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4850 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4852 2008-01-23 Michael Matz <matz@suse.de>
4855 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4858 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4860 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4863 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4865 * config/avr/avr.c (avr_current_arch): New variable.
4866 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4867 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4868 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4869 (avr_override_options): Init 'avr_current_arch'.
4870 (base_arch_s): Move from here...
4871 * config/avr/avr.h (base_arch_s): ... here. Add new members
4872 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4873 'mega' to 'have_jmp_call'.
4874 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4875 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4877 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4879 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4880 MULTILIB_MATCHES): (Ditto.).
4882 2008-01-23 Richard Guenther <rguenther@suse.de>
4885 * cgraphunit.c (cgraph_reset_node): Always mark the node
4886 not reachable if it is not queued already.
4888 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4890 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4891 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4892 (cputype_selected): New static variable.
4893 (bfin_handle_option): Set it if -mcpu is used.
4894 (override_option): Select default set of workarounds if no cpu type
4895 selected on the command line.
4896 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4898 From Michael Frysinger <michael.frysinger@analog.com>
4899 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4900 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4902 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4903 for bf547, bf523, bf524, and bf526.
4904 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4906 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4907 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4908 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4909 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4910 * doc/invoke.texi (Blackfin Options): Document that
4911 -mcpu now accept bf547, bf523, bf524, and bf526.
4913 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4915 PR rtl-optimization/34628
4916 * combine.c (try_combine): Stop and undo after the first combination
4917 if an autoincrement side-effect on the first insn has effectively
4920 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4923 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4924 Offset addresses are not valid for Altivec or paired float modes.
4926 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4929 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4930 if DECL_INITIAL (decl) is error_mark_node.
4933 * c-common.c (handle_vector_size_attribute): Only allow
4934 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4935 the same way as pointer, array etc. types.
4936 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4939 * tree.c (build_type_attribute_qual_variant): Call
4940 build_qualified_type if attributes are equal, but quals are not.
4942 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4945 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4946 * flags.h (warn_strict_aliasing): Remove.
4947 (warn_strict_overflow): Remove.
4948 * opts.c (warn_strict_aliasing): Remove.
4949 (warn_strict_overflow): Remove.
4950 * c-opts.c (c_common_handle_option): -Wall only sets
4951 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4952 (c_common_post_options): Give default values to -Wstrict-aliasing
4953 and -Wstrict-overflow if they are uninitialized.
4954 * common.opt (Wstrict-aliasing): Specify Var and Init.
4955 (Wstrict-overflow): Likewise.
4957 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4959 PR rtl-optimization/26854
4960 PR rtl-optimization/34400
4961 PR rtl-optimization/34884
4962 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4964 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4965 (df_rd_bb_info.expanded_lr_out): Deleted
4966 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4967 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4968 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4969 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4970 Removed code to allocate, initialize or free expanded_lr_out.
4971 (df_rd_bb_local_compute_process_def): Restructured to make more
4973 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4974 sets if the sets are being trimmed.
4976 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4979 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4980 (as_vers): Likewise.
4981 * configure: Regenerated.
4983 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4986 * tree-pass.h (pass_build_alias): New pass.
4987 * tree-ssa-alias.c (gate_build_alias): New.
4988 (pass_build_alias): New.
4989 * passes.c (init_optimization_passes): Add pass_build_alias after
4990 pass_create_structure_vars.
4992 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4994 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4995 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4996 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4997 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4998 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4999 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5000 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5001 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5002 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5003 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5004 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5005 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5006 * config/s390/s390.md (FP_ALL): New mode iterator.
5007 (_d): New mode attribute.
5008 ("*signbit<mode>2>"): Changed mode of first operand.
5009 ("isinf<mode>2"): Changed mode of first operand.
5010 ("*TDC_insn"): Adaptation for DFP modes.
5012 2008-01-22 Ben Elliston <bje@au.ibm.com>
5014 * tree.c (check_qualified_type): Improve function description.
5016 2008-01-21 Jason Merrill <jason@redhat.com>
5019 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5020 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5023 2008-01-21 DJ Delorie <dj@redhat.com>
5025 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5028 2008-01-21 Richard Guenther <rguenther@suse.de>
5031 * tree-cfg.c (verify_expr): Allow all invariant expressions
5032 instead of just constant class ones as reference argument.
5033 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5034 like any other constant.
5035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5037 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5039 * regmove.c (fixup_match_1): Update call crossed frequencies.
5041 2008-01-21 Richard Guenther <rguenther@suse.de>
5044 * tree-inline.c (setup_one_parameter): Deal with mismatched
5045 types using a VIEW_CONVERT_EXPR.
5047 2008-01-21 Alon Dayan <alond@il.ibm.com>
5048 Olga Golovanevsky <olga@il.ibm.com>
5050 PR tree-optimization/34701
5051 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5052 when the structure size is not a power of 2.
5054 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5056 * doc/install.texi: Add doc for --enable-checking=df.
5058 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5060 PR rtl-optimization/34808
5061 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5063 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5065 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5068 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5070 PR rtl-optimization/26854
5071 PR rtl-optimization/34400
5072 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5074 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5075 (df_rd_bb_info.expanded_lr_out): New.
5076 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5077 * loop_iv.c (iv_analysis_loop_init): Ditto.
5078 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5079 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5080 Added code to allocate, initialize or free expanded_lr_out.
5081 (df_rd_bb_local_compute_process_def): Restructured to make
5082 more understandable.
5083 (df_rd_confluence_n): Add code to do nothing with fake edges and
5084 code to no apply invalidate_by_call sets if the sets are being trimmed.
5085 (df_lr_local_finalize): Renamed to df_lr_finalize.
5086 (df_live_local_finalize): Renamed to df_live_finalize.
5088 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5091 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5092 deciding whether to use reciprocal instructions.
5094 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5096 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5097 dwarf2out_note_section_used if cold_text_section is NULL.
5099 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5101 PR gcov-profile/34610
5102 * tree-cfg.c (make_edges): Mark both outgoing edges from
5103 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5104 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5105 from OMP_FOR and OMP_CONTINUE outgoing edges.
5107 * tree-profile.c (tree_profiling): Return early if
5108 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5110 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5111 from cfun to child_cfun.
5112 * function.h (struct function): Add after_tree_profile bit.
5114 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5116 * config/avr/avr.S (_exit): Disable interrupt.
5118 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5119 Steven Bosscher <stevenb.gcc@gmail.com>
5121 PR rtl-optimization/26854
5122 PR rtl-optimization/34400
5123 * df-problems.c (df_live_scratch): New scratch bitmap.
5124 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5125 (df_live_reset): Clear the proper bitmaps.
5126 (df_live_bb_local_compute): Only process the artificial defs once
5127 since the order is not important.
5128 (df_live_init): Init the df_live sets only with the variables
5129 found live by df_lr.
5130 (df_live_transfer_function): Use the df_lr sets to prune the
5131 df_live sets as they are being computed.
5132 (df_live_free): Free df_live_scratch.
5134 2008-01-18 Ian Lance Taylor <iant@google.com>
5136 * common.opt: Add fmerge-debug-strings.
5137 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5138 flag_merge_debug_strings rather than flag_merge_constants.
5139 * doc/invoke.texi (Option Summary): Mention
5140 -fmerge-debug-strings.
5141 (Debugging Options): Document -fmerge-debug-strings.
5143 2008-01-18 Ian Lance Taylor <iant@google.com>
5146 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5147 (struct tree_function_decl): Add new field operator_new_flag.
5148 * tree-inline.c (expand_call_inline): When inlining a call to
5149 operator new, force the return value to go into a variable, and
5150 set DECL_NO_TBAA_P on that variable.
5151 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5153 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5156 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5157 DWARF2_DEBUGGING_INFO.
5158 (dwarf2out_note_section_used): Ditto. Add prototype.
5159 (have_multiple_function_sections, text_section_used,
5160 cold_text_section_used, *cold_text_sections): Move declarations
5163 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5165 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5166 field and add signal_ra.
5167 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5168 assignments to frame state pc. Move end of stack check after
5169 MD_FALLBACK_FRAME_STATE_FOR.
5170 (uw_update_context_1): Use frame state signal_regs if set, instead
5171 of checking signal_frame flag.
5172 (uw_update_context): Use frame state signal_ra if set.
5173 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5174 * config/xtensa/linux-unwind.h: New file.
5176 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5178 * modulo-sched.c (get_sched_window): Fix comment typo.
5180 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5182 PR tree-optimization/34648
5183 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5185 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5187 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5188 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5190 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5192 PR rtl-optimization/34400
5193 * df-core.c (df_worklist_dataflow_overeager,
5194 df_worklist_dataflow_doublequeue): New functions.
5195 (df_worklist_dataflow): Two different worklist solvers.
5196 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5199 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5202 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5203 and ftree-parallelize-loops.
5205 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5207 PR rtl-optimization/34826
5208 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5210 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5212 * global.c (find_reg): Mark the eh regs as used if necessary.
5213 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5214 * ra.h (struct allocno): no_eh_reg field added. Changed
5215 no_stack_reg type to bitfield.
5217 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5219 * tree.c (substitute_in_expr): Add missing 'break'.
5221 2008-01-17 Richard Guenther <rguenther@suse.de>
5223 PR tree-optimization/34825
5224 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5225 x / x as division to handle.
5227 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5229 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5230 "-pthread" is specified.
5231 * pa-hpux11.h (LIB_SPEC): Likewise.
5233 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5234 Peter Bergner <bergner@vnet.ibm.com>
5236 PR rtl-optimization/33796
5237 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5239 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5241 PR libgfortran/34699
5242 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5244 * pa-hpux10.h (LINK_SPEC): Likewise.
5245 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5247 2008-01-16 Richard Guenther <rguenther@suse.de>
5250 * fold-const.c (fold_convert_const_int_from_int): Do not
5251 set overflow if that occured only because of a sign extension
5252 change when converting from/to a sizetype with the same
5253 precision and signedness.
5255 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5258 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5259 location address to the correct place. Update copyright year.
5261 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5263 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5264 no dependences in the dependence_relations vector.
5266 2008-01-16 Jan Hubicka <jh@suse.cz>
5268 PR rtl-optimization/31396
5269 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5270 * cfg.c (dump_reg_info): Print it.
5271 * regs.h (struct reg_info_t): add freq_calls_crossed.
5272 (REG_FREQ_CALLS_CROSSED): New macro.
5273 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5274 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5275 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5276 regmove_optimize): Update call crossed frequencies.
5277 * local-alloc.c (struct qty): Add freq_calls_crossed.
5278 (alloc_qty): Copute freq_calls_crossed.
5279 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5280 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5281 * ra.h (struct allocno): Add freq_calls_crossed.
5283 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5285 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5286 libgomp when compiling with ftree-parallelize-loops.
5287 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5289 2008-01-16 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/34769
5292 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5293 * tree.c (int_cst_value): Instead make this function more
5294 permissive in what it accepts as valid input. Document this
5295 function always sign-extends the value.
5297 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5298 Richard Guenther <rguenther@suse.de>
5301 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5302 (gimple_fold_indirect_ref_rhs): ... this.
5303 (gimple_fold_indirect_ref): New function with foldings
5304 that preserve lvalueness.
5305 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5306 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5307 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5308 to fold an INDIRECT_REF, fall back to the old use of
5309 fold_indirect_ref_1.
5311 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5313 * tree-data-ref.c (subscript_dependence_tester_1): Call
5314 free_conflict_function.
5315 (compute_self_dependence): Same.
5317 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5320 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5321 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5323 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5324 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5325 for DWARF2_UNWIND_INFO targets.
5327 2008-01-16 Richard Guenther <rguenther@suse.de>
5330 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5331 type qualifiers for function types.
5333 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5335 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5336 loop_iterator li from previous commit.
5338 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5340 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5342 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5344 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5345 (parallelize_loops): Don't parallelize irreducible components.
5347 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5350 * c-opts (c_common_post_options): Do not enable CPP
5351 flag_pedantic_errors by default.
5353 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5355 PR rtl-optimization/31944
5356 * cse.c (remove_pseudo_from_table): New function.
5357 (merge_equiv_classes): Use above function to remove pseudo-registers.
5358 (invalidate): Likewise.
5360 2008-01-13 Richard Guenther <rguenther@suse.de>
5363 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5364 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5366 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5368 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5369 validate_change to unshare the source of the PC set.
5371 2008-01-12 Jan Hubicka <jh@suse.cz>
5374 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5375 references above array bounds. This might trigger bounds checks for
5378 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5380 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5381 new_replaceable_dependencies.
5383 2008-01-12 Doug Kwan <dougkwan@google.com>
5385 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5386 instead of OPT_Wreturn_type in warning due to ignored return type
5388 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5389 options included in -Wextra.
5390 * c.opt: New option -Wignored_qualifiers.
5391 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5392 -Wignore_qualifiers.
5393 (-Wignored-qualifiers): Document.
5394 (-Wreturn-type): Remove description of functionality now handled
5395 by -Wignored-qualifiers.
5397 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5400 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5401 NOP_EXPR if it is between integral types with the same precision.
5403 2008-01-12 Jan Hubicka <jh@suse.cz>
5406 * invoke.texi (max-inline-recursive-depth): Fix default value.
5408 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5410 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5413 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5415 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5417 2008-01-11 James E. Wilson <wilson@specifix.com>
5420 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5422 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5424 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5425 save/restore frame pointer register and don't use 'call-prologues'
5426 optimization in function with "OS_task" attribute.
5428 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5431 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5432 when copying to memory.
5434 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5436 PR rtl-optimization/30905
5437 * cfgcleanup.c: Include dce.h
5438 (crossjumps_occured): New global variable.
5439 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5440 If something changed, set crossjumps_occured to true.
5441 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5442 Don't add/remove fake edges to exit here...
5443 (cleanup_cfg): ...but do it here, when crossjumping.
5444 Run a fast DCE when successful crossjumps occured in the latest
5445 iteration of try_optimize_cfg.
5447 2008-01-11 Richard Guenther <rguenther@suse.de>
5449 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5450 (struct vn_unary_op_s): Likewise.
5451 (vn_reference_insert): Free old reference on hash collision.
5453 2008-01-10 Raksit Ashok <raksit@google.com>
5455 PR rtl-optimization/27971
5456 * combine.c (find_split_point): Split PLUS expressions which are
5457 inside a MEM rtx, and whose first operand is complex.
5459 2008-01-10 DJ Delorie <dj@redhat.com>
5461 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5462 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5463 (m32c_hard_regno_ok): Call the underlying function.
5465 2008-01-10 Richard Guenther <rguenther@suse.de>
5468 * tree-cfg.c (tree_merge_blocks): Do not go through the
5469 full-blown folding and stmt updating path if we just deal
5470 with virtual operands.
5471 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5472 test for abnormal SSA_NAMEs.
5474 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5477 * reload.c (push_reload): Add assertions. All constants from
5478 reg_equiv_constant should have been used for replacing the respective
5480 (find_reloads_address): Invoke find_reloads_address_part for
5481 constant taken from the reg_equiv_constant array.
5483 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5485 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5486 field (valnum) the first in the struct. Replace bools with
5489 2008-01-10 Richard Guenther <rguenther@suse.de>
5491 PR tree-optimization/34651
5492 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5493 types and ordering for masking and converting.
5495 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5497 PR tree-optimization/34017
5498 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5499 also for PHI_NODE expressions.
5501 2008-01-09 Jan Hubicka <jh@suse.cz>
5503 PR tree-optimization/34708
5504 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5505 based on number of case labels.
5506 (init_inline_once): Remove switch_cost.
5507 * tree-inline.h (eni_weights_d): Remove switch_cost.
5509 2008-01-09 Richard Guenther <rguenther@suse.de>
5510 Andrew Pinski <andrew_pinski@playstation.sony.com>
5513 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5514 temporary if an rvalue is ok or an lvalue is not required.
5516 2008-01-09 Richard Guenther <rguenther@suse.de>
5519 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5522 2008-01-09 Richard Guenther <rguenther@suse.de>
5525 * tree.c (host_integerp): Check for sizetype only if the
5526 type is an integer type.
5528 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5531 * opts.c (decode_options): Disable inlining of functions called
5532 once if not in unit-at-a-time mode.
5534 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5536 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5538 2008-01-08 Richard Guenther <rguenther@suse.de>
5541 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5542 out early if the result will be unused.
5544 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5549 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5553 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5555 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5556 for vectorization tuned.
5558 2008-01-08 Richard Guenther <rguenther@suse.de>
5560 PR tree-optimization/34683
5561 * tree-ssa-operands.c (operand_build_cmp): Export.
5562 * tree-ssa-operands.h (operand_build_cmp): Declare.
5563 * tree-vn.c (vuses_compare): Remove.
5564 (sort_vuses): Use operand_build_cmp.
5565 (sort_vuses_heap): Likewise.
5566 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5567 to re-use old VEC if available. Do not sort already sorted VUSEs.
5568 (vdefs_to_vec): Do not sort already sorted VDEFs.
5570 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5573 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5575 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5578 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5579 limitations of reciprocal sequences on x86 targets.
5581 2008-01-08 Richard Guenther <rguenther@suse.de>
5583 PR tree-optimization/34683
5584 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5586 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5589 * config/darwin.c (darwin_mergeable_string_section): Don't use
5590 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5592 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5596 negxf2. Macroize expander using X87MODEF mode iterator. Change
5597 predicates of op0 and op1 to register_operand.
5598 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5599 expander using X87MODEF mode iterator. Change predicates of
5600 op0 and op1 to register_operand.
5601 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5602 corresponding patterns and macroize using MODEF macro. Change
5603 predicates of op0 and op1 to register_operand and remove
5604 "m" constraint. Disparage "r" alternative with "!".
5605 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5606 macroize using X87MODEF macro. Change predicates of op0 and op1
5607 to register_operand and remove "m" constraint. Disparage "r"
5608 alternative with "!".
5609 (absneg splitter with memory operands): Remove.
5610 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5611 patterns and macroize using X87MODEF mode iterator.
5612 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5613 Change predicate of op1 to register_operand.
5614 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5615 for memory operands.
5617 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5619 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5621 2008-01-07 Richard Guenther <rguenther@suse.de>
5623 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5626 2008-01-07 Richard Guenther <rguenther@suse.de>
5628 PR tree-optimization/34683
5629 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5630 VOPs of the needed size to save memory. Use VEC_quick_push
5631 to save compile-time.
5632 (vdefs_to_vec): Likewise.
5634 2008-01-07 Sa Liu <saliu@de.ibm.com>
5636 * config/spu/spu.md (divdf3): Genetate inline code for double
5637 division. The implementation doesn't handle INF or NAN, therefore it
5638 only applies when -ffinite-math-only is given.
5640 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5643 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5644 * doc/cpp.texi ([Common Predefined Macros]): Document.
5646 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5649 order to use commutative addition instead of subtraction.
5651 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5652 Mircea Namolaru <namolaru@il.ibm.com>
5653 Vladimir Yanovsky <yanov@il.ibm.com>
5654 Revital Eres <eres@il.ibm.com>
5656 PR tree-optimization/34263
5657 * tree-outof-ssa.c (process_single_block_loop_latch,
5658 contains_tree_r): New functions.
5659 (analyze_edges_for_bb): Call process_single_block_loop_latch
5660 function to empty single-basic-block latch block if possible.
5662 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5666 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5668 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5670 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5672 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5674 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5676 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5678 PR tree-optimization/34618
5679 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5682 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5686 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5687 Update copyright year.
5689 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5690 Update copyright year.
5691 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5694 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5696 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5697 edge does not point to current bb before changing need_assert.
5699 2008-01-04 Richard Guenther <rguenther@suse.de>
5702 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5703 for verifying purposes if they are is_gimple_min_invariant.
5705 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5707 PR tree-optimization/34448
5708 PR tree-optimization/34465
5709 * gimplify.c (gimplify_init_constructor): Add new parameter
5710 notify_temp_creation. Use it.
5711 (gimplify_modify_expr_rhs): Take volatiles into account when
5712 optimizing constructors.
5713 Do not optimize constructors if gimplify_init_constructor will dump to
5715 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5716 * gcc.c-torture/compile/pr34448.c: New.
5718 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5720 PR gcov-profile/34609
5721 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5722 return_slot if result is TREE_ADDRESSABLE.
5724 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5726 * config/mips/mips.md (sqrt_condition): Tweak comment.
5727 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5729 2008-01-03 Tom Tromey <tromey@redhat.com>
5732 * c-common.c (c_type_hash): Handle VLAs.
5734 2008-01-03 Jan Hubicka <jh@suse.cz>
5736 PR tree-optimization/31081
5737 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5738 0 when inlining and not inlining to first basic block.
5739 (remap_decl): When var is initialized to 0, don't set default_def.
5740 (expand_call_inline): Set entry_bb.
5741 * tree-inline.h (copy_body_data): Add entry_bb.
5743 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5746 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5749 PR tree-optimization/29484
5750 * tree-inline.c (inline_forbidden_p_2): New function.
5751 (inline_forbidden_p): Disallow inlining if some static var
5752 has an address of a local LABEL_DECL in its initializer.
5753 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5756 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5758 PR tree-optimization/34635
5759 * tree-data-ref.c (add_other_self_distances): Make sure that the
5760 evolution step is constant.
5762 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5765 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5767 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5769 * tree-sra.c (scalarize_init): Insert the generate_element_init
5770 statements after the generate_element_zero statements.
5772 2008-01-02 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5777 for very large number of operands instead of ICEing.
5779 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5782 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5783 while stack probing.
5785 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5787 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5790 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5793 * tree-mudflap.c (mx_register_decls): Guard warning by
5794 !DECL_ARTIFICIAL check.
5796 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5798 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5799 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5800 sse5_perm<mode>): Fix constraints.