1 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
11 (sgt<u>): Merge sgt and sgtu into new expander.
12 (sgt, sgtu): Remove expanders.
13 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
15 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17 *sgtu_<mode>_mips16 into new pattern.
18 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19 (sge<u>): Merge sge and sgeu into new expander.
20 (sge, sgeu): Remove expanders.
21 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23 (*sge_<mode>, second *sge_<mode>): Remove patterns.
24 (slt<u>): Merge slt and sltu into new expander.
25 (slt, sltu): Remove expanders.
26 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
28 (*slt_<mode>, *sltu_<mode>): Remove patterns.
29 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
30 *sltu_<mode>_mips16 into new pattern.
31 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
32 (sle<u>): Merge sle and sleu into new expander.
33 (sle, sleu): Remove expanders.
34 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
36 (*sle_<mode>, *sleu_<mode>): Remove patterns.
37 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
38 *sleu_<mode>_mips16 into new pattern.
39 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
41 2008-04-03 Jan Hubicka <jh@suse.cz>
43 PR tree-optimization/35795
44 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
45 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
46 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
47 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
48 * score/score3.c (score3_output_mi_thunk): Likewise.
49 * score/score7.c (score7_output_mi_thunk): Likewise.
50 * mips/mips.c (mips_output_mi_thunk): Likewise.
52 2008-04-03 Richard Guenther <rguenther@suse.de>
54 * tree-vrp.c (extract_range_from_unary_expr): Handle all
55 conversions. Simplify code.
57 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
59 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
61 2008-04-03 Tom Tromey <tromey@redhat.com>
62 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
64 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
65 * config/bfin/t-bfin-linux (generated_files): Add
66 linux-sysroot-suffix.h.
67 * doc/install.texi (Prerequisites): Require make 3.80.
68 * doc/sourcebuild.texi (Front End Directory): Document new
70 * Makefile.in (generated_files): New variable.
71 (ALL_HOST_OBJS): New variable.
72 ($(ALL_HOST_OBJS)): New target.
74 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
76 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
77 (remap_block): Call id->transform_lang_insert_block instead
79 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
80 Set id.transform_lang_insert_block to NULL.
81 (clone_body): Move to cp/optimize.c
82 * tree-inline.h (struct copy_body_data): Change
83 transform_lang_insert_block to function pointer.
84 (copy_generic_body, copy_decl_no_change): Export.
85 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
86 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
87 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
89 * c-tree.h (insert_block): Kill.
90 * c-decl.c (insert_block): Kill.
92 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
94 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
95 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
96 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
98 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
99 argument, call {push,pop}_function_context from here.
100 * c-parser.c: Use c_{push,pop}_function_context.
102 * function.c (push_function_context_to): Move meat ...
103 (push_function_context): ... here. Simplify.
104 * function.c (pop_function_context_from): Move meat ...
105 (pop_function_context): ... here. Simplify.
106 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
108 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
109 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
110 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
111 * tree.h (push_function_context_to, pop_function_context_from): Remove.
113 2008-04-03 Ben Elliston <bje@au.ibm.com>
115 * expmed.c (extract_force_align_mem_bit_field): Remove.
117 2008-04-03 Richard Guenther <rguenther@suse.de>
120 * expr.h (try_casesi): Adjust prototype.
121 * expr.c (try_casesi): Take fallback label as extra parameter.
122 Use that for gen_casesi if default_label is NULL.
123 * stmt.c (expand_case): Pass fallback label to try_casesi,
124 make sure to fill gaps with a fallback label if default_label
127 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
130 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
132 2008-04-03 Ben Elliston <bje@au.ibm.com>
134 * expmed.c (extract_split_bit_field): Remove if (0) code.
135 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
136 (do_ds_constraint): Likewise.
138 2008-04-02 Joseph Myers <joseph@codesourcery.com>
140 * doc/cppopts.texi (-dU): Document.
141 * c-common.h (flag_dump_macros): Update comment.
142 * c-opts.c (handle_OPT_d): Handle -dU.
143 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
144 dump_queued_macros, cb_used_define, cb_used_undef): New.
145 (init_pp_output): Handle -dU.
146 (cb_line_change): Call dump_queued_macros.
147 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
149 2008-04-02 Anatoly Sokolov <aesok@post.ru>
151 * config/avr/predicates.md (io_address_operand): New predicate.
152 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
153 * config/avr/avr.c (avr_io_address_p): Remove function.
154 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
155 'avr_io_address_p' function.
156 (out_movhi_r_mr): (Ditto.).
157 (out_movqi_mr_r): (Ditto.).
158 (out_movhi_mr_r): (Ditto.).
159 (avr_address_cost): (Ditto.).
161 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
164 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
165 in 32bit mode when XMM registers are available to avoid store
167 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
168 corresponding post-reload splitters.
170 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
173 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
174 __builtin_ia32_roundss.
175 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
176 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
177 __builtin_ia32_roundss.
178 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
179 IX86_BUILTIN_SHUFPD here.
181 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/i386.md (plogic): New.
184 (plogicprefix): Likewise.
186 * config/i386/mmx.md (mmx_<code><mode>3): New.
187 (mmx_and<mode>3): Removed.
188 (mmx_ior<mode>3): Likewise.
189 (mmx_xor<mode>3): Likewise.
191 * config/i386/sse.md (<code><mode>3): New.
192 (*<code><mode>3): Likewise.
193 (*<code><mode>3): Likewise.
194 (<code><mode>3): Likewise.
195 (*sse_<code><mode>3): Likewise.
196 (*sse2_<code><mode>3): Likewise.
197 (<code>tf3): Likewise.
198 (*<code>tf3): Likewise.
199 (and<mode>3): Likewise.
200 (*and<mode>3): Likewise.
201 (ior<mode>3): Removed.
202 (*ior<mode>3): Likewise.
203 (xor<mode>3): Likewise.
204 (*xor<mode>3): Likewise.
205 (*and<mode>3): Likewise.
206 (*ior<mode>3): Likewise.
207 (*xor<mode>3): Likewise.
208 (and<mode>3): Likewise.
209 (*sse_and<mode>3): Likewise.
210 (*sse2_and<mode>3): Likewise.
213 (ior<mode>3): Likewise.
214 (*sse_ior<mode>3): Likewise.
215 (*sse2_ior<mode>3): Likewise.
218 (xor<mode>3): Likewise.
219 (*sse_xor<mode>3): Likewise.
220 (*sse2_xor<mode>3): Likewise.
224 2008-04-02 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/14495
227 PR tree-optimization/34793
228 * tree-vrp.c (struct switch_update): New structure.
229 (to_remove_edges, to_update_switch_stmts): New VECs.
230 (simplify_switch_using_ranges): New function. Remove not taken
231 case labels and edges.
232 (simplify_stmt_using_ranges): Call it.
233 (identify_jump_threads): Mark edges we have queued for removal
234 so we don't thread them.
235 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
237 * tree-cfg.c (group_case_labels): Deal with missing default label.
238 (tree_verify_flow_info): Allow missing default label.
239 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
240 (emit_case_nodes): Likewise.
241 (expand_case): Do not rely on the default label to be present.
242 * expr.c (try_casesi): Deal with NULL default_label.
243 (do_tablejump): Likewise.
245 2008-04-02 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/14495
248 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
250 (vrp_visit_switch_stmt): ... but here (new function).
251 (find_case_label_index): New helper function.
252 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
254 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
256 * fwprop.c: Fix ISO-C99ism.
258 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
261 * Makefile.in (objdir): Set it here.
262 * configure.ac: Not here. Find dynamic linker characteristics.
263 * exec-tool.in: Use them.
264 * aclocal.m4: Regenerate.
265 * configure: Regenerate.
267 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
269 * expr.c (expand_var): Delete it.
270 * expr.h (expand_var): Delete prototype.
271 * function.c (expand_function_start): Use expand_decl instead.
272 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
275 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
277 PR rtl-optimization/35542
278 * fwprop.c (forward_propagate_and_simplify): Replace
279 loc_reg_mentioned_in_p with reg_mentioned_p.
281 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
283 PR rtl-optimization/35281
284 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
285 (propagate_rtx_1): Handle PR_HANDLE_MEM.
286 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
287 (varying_mem_p): Move above propagate_rtx.
288 (all_uses_available_at): Do not check MEMs.
290 2008-04-02 Rafael Espindola <espindola@google.com>
292 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
293 (register_edge_assert_for_2): Split the cond argument.
294 (register_edge_assert_for_1): Adjust for the change in
295 register_edge_assert_for_2.
296 (register_edge_assert_for): Split the cond argument.
297 (find_switch_asserts): Adjust for the change in
298 register_edge_assert_for.
300 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
302 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
303 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
304 offsets for 64-bit mingw.
305 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
306 abi for x86_64-pc-mingw.
308 2008-04-02 Richard Guenther <rguenther@suse.de>
310 * tree-vrp.c (extract_range_from_assert): Make sure to not
311 produce range min/max with TREE_OVERFOW set.
312 If merging a anti-range and a range keep the anti-range if
313 the range covers all values of the type.
314 (register_edge_assert_for_2): Only allow sign-changing
315 conversions in detecting canonical range checks. Also
316 register an assert for the unsigned name if useful.
318 PR tree-optimization/35787
319 * tree-vrp.c (vrp_val_max): New function.
320 (vrp_val_min): Likewise.
321 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
322 (vrp_val_is_min): Likewise.
323 (supports_overflow_infinity): Use vrp_val_{min,max}.
324 (negative_overflow_infinity): Likewise.
325 (positive_overflow_infinity): Likewise.
326 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
327 (is_positive_overflow_infinity): Likewise.
328 (is_overflow_infinity): Likewise.
329 (avoid_overflow_infinity): Use vrp_val_{min,max} and
330 vrp_val_is_{min,max}.
331 (set_and_canonicalize_value_range): Canonicalize anti-ranges
332 to ranges if possible. Avoid empty ranges.
334 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
337 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
338 the expression is a function address.
340 2008-04-01 George Helffrich <george@gcc.gnu.org>
342 PR fortran/PR35154, fortran/PR23057
343 * fortran/trans-common.c (create_common): Add decl to function
344 chain to preserve identifier scope in debug output.
346 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
347 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
348 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
349 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
351 (dbxout_syms): Check for COMMON-based symbol and wrap in
352 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
353 in bracket for efficiency.
355 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
356 using DW_TAG_common_block + member offset.
357 (add_pubname_string): New function.
358 (dw_expand_expr): New function to find block name and offset for
360 (common_check): New function to check whether symbol in Fortran COMMON.
361 (gen_variable_die): If COMMON, use DW_TAG_common_block.
363 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
364 use of common is unchanged.
366 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
367 with all combinations of debug options available on target.
368 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
369 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
370 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
371 .stabs functionality.
372 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
375 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
378 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
380 2008-04-02 Ben Elliston <bje@au.ibm.com>
382 * config/v850/v850.md (casesi): Remove if (0) code.
383 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
384 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
386 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
388 * config/i386/i386.md (rex64suffix): New mode attribute.
389 (floathi<mode>2): Disable expander for SSE math.
390 (*floathi<mode>2_1): New insn insn_and_split pattern.
391 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
392 corresponding post-reload splitters.
393 (*floathi<mode>2_i387): New macroized insn pattern.
394 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
395 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
396 insn_and_split pattern.
397 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
398 New macroized instruction patterns and corresponding post-reload
400 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
401 and corresponding post-reload splitters.
402 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
403 New macroized instruction patterns.
404 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
405 macroized instruction patterns and corresponding post-reload splitters.
406 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
407 corresponding post-reload splitters.
408 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
409 New macroized instruction patterns.
410 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
411 corresponding post-reload splitters.
412 (*floatsi<mode>2_i387): New macroized instruction patterns.
414 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
416 * config/i386/i386.md (smaxmin): New.
418 (maxminiprefix): Likewise.
419 (maxminfprefix): Likewise.
420 (<code><mode>3): Likewise.
421 (smin<mode>3): Removed.
422 (smax<mode>3): Likewise.
424 * config/i386/mmx.md (mmx_<code>v2sf3): New.
425 (mmx_<code>v4hi3): Likewise.
426 (mmx_<code>v8qi3): Likewise.
427 (mmx_smaxv2sf3): Removed.
428 (mmx_sminv2sf3): Likewise.
429 (mmx_umaxv8qi3): Likewise.
430 (mmx_smaxv4hi3): Likewise.
431 (mmx_uminv8qi3): Likewise.
432 (mmx_sminv4hi3): Likewise.
434 * config/i386/sse.md (<addsub><mode>3): New.
435 (*<addsub><mode>3): Likewise.
436 (<sse>_vm<addsub><mode>3): Likewise.
437 (<maxmin><mode>3): Likewise.
438 (*<maxmin><mode>3_finite): Likewise.
439 (*<maxmin><mode>3): Likewise.
440 (<sse>_vm<maxmin><mode>3): Likewise.
441 (sse3_h<addsub>v4sf3): Likewise.
442 (sse3_h<addsub>v2df3): Likewise.
443 (<maxmin>v16qi3): Likewise.
444 (*<maxmin>v16qi3): Likewise.
445 (<maxmin>v8hi3): Likewise.
446 (*<maxmin>v8hi3): Likewise.
447 (*sse4_1_<maxmin><mode>3): Likewise.
448 (*sse4_1_<maxmin><mode>3): Likewise.
449 (add<mode>3): Removed.
450 (*add<mode>3): Likewise.
451 (<sse>_vmadd<mode>3): Likewise.
452 (sub<mode>3): Likewise.
453 (*sub<mode>3): Likewise.
454 (<sse>_vmsub<mode>3): Likewise.
455 (smin<mode>3): Likewise.
456 (*smin<mode>3_finite): Likewise.
457 (*smin<mode>3): Likewise.
458 (<sse>_vmsmin<mode>3): Likewise.
459 (smax<mode>3): Likewise.
460 (*smax<mode>3_finite): Likewise.
461 (*smax<mode>3): Likewise.
462 (<sse>_vmsmax<mode>3): Likewise.
463 (sse3_haddv4sf3): Likewise.
464 (sse3_haddv2df3): Likewise.
465 (sse3_hsubv4sf3): Likewise.
466 (sse3_hsubv2df3): Likewise.
467 (umaxv16qi3): Likewise.
468 (*umaxv16qi3): Likewise.
469 (smaxv8hi3): Likewise.
470 (*smaxv8hi3): Likewise.
471 (*sse4_1_smax<mode>3): Likewise.
472 (*sse4_1_umax<mode>3): Likewise.
473 (uminv16qi3): Likewise.
474 (*uminv16qi3): Likewise.
475 (sminv8hi3): Likewise.
476 (*sminv8hi3): Likewise.
477 (*sse4_1_smin<mode>3): Likewise.
478 (*sse4_1_umin<mode>3): Likewise.
480 2008-04-01 Rafael Espindola <espindola@google.com>
482 * tree-cfg.c (verify_expr): remove in_phi.
483 (verify_stmt): Don't call walk_tree with verify_expr. Use
484 is_gimple_min_invariant instead of is_gimple_val.
486 2008-04-01 Joseph Myers <joseph@codesourcery.com>
488 * doc/include/gpl_v3.texi: Update for manpage generation.
489 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
491 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
492 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
493 gpl_v3.texi instead of gpl.texi.
496 2008-04-01 Jakub Jelinek <jakub@redhat.com>
499 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
501 2008-04-01 Rafael Espindola <espindola@google.com>
503 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
504 (extract_code_and_val_from_cond): Use
505 extract_code_and_val_from_cond_with_ops.
507 2008-04-01 Jan Hubicka <jh@suse.cz>
509 * function.c (free_after_compilation): Free epilogue_delay_list.
510 (prepare_function_start): Assert that previous compilation was freed.
512 2008-04-01 Jan Hubicka <jh@suse.cz>
513 Jim Wilson <wilson@tuliptree.org>
514 Andreas Tobler <andreast@gcc.gnu.org>
517 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
518 rtl.emit instead cfun->emit.
519 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
520 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
522 2008-04-01 Ben Elliston <bje@au.ibm.com>
524 * doc/c-tree.texi (Function Basics): Fix grammatical error.
526 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
528 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
530 (fprofile-use): Add var flag_profile_use
531 * coverage.c (coverage_begin_output): Do not open a gcno file for
532 output only if -ftest-coverage is set.
533 Do not add getpwd() to gcda file path.
534 (build_gcov_info): Check the new flag
535 flag_profile_datafile_relative_path.
536 (coverage_init): Use profile_data_prefix.
537 Read profile counter only if flag_profile_use is set.
538 * opts.c (common_handle_option): New option fprofile-use=,
539 fprofile-dir=, fprofile-generate=.
540 * toplev.c (profile_data_prefix): New variable definition.
541 * toplev.h (profile_data_prefix): New declaration.
542 * doc/invoke.tex (Option Summary, Optimization Options):
545 2008-03-31 James E. Wilson <wilson@tuliptree.org>
547 * varasm.c (output_constant_pool_1): In LABEL_REF check,
548 use tmp consistently.
551 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
552 * config/ia64/ia64.c (rtx_needs_barrier): Handle
553 UNSPEC_FR_RECIP_APPROX_RES.
554 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
556 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
559 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
561 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
564 * fold-const.c (fold_indirect_ref_1): Support accessing non first
565 element of the vector via a pointer.
567 2008-03-31 Ian Lance Taylor <iant@google.com>
569 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
571 2008-03-31 Jan Hubicka <jh@suse.cz>
573 * builtins.c (expand_builtin_setjmp_receiver): Update call of
574 get_arg_pointer_save_area.
575 * expr.c (init_expr): Just clear out rtl.expr.
576 * function.c (free_after_compilation): Clear out whole RTL structure.
577 (get_func_frame_size): Merge into ...
578 (get_frame_size): ... this one.
579 (assign_stack_local_1): Merge into ...
580 (assign_stack_local): ... this one.
581 (expand_function_end): Update call of get_arg_pointer_save_area.
582 (get_art_pointer_save_area): Remove cfun argument.
583 * function.h (emit_status): regno_pointer_align does not need length
584 attribute. Move x_regno_reg_rtx to ...
585 (regno_reg_rtx): ... new global array.
586 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
587 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
588 apply_args_value, forced_labels, stack_pointer_delta):
590 (struct varasm_status): Move here from varasm.c
591 (struct rtl_data): New. Move here some fields from struct function.
592 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
593 frame_offset, stack_check_probe_note, arg_pointer_save_area,
594 used_temp_slots avail_temp_slots, temp_slot_level,
595 nonlocal_goto_handler_labels): Update accesstors.
596 (rtl): New global variable.
597 (struct function): Move some fileds to rtl_data.
598 (get_arg_pointer_save_area): Update prototype.
599 * emit-rtl.c (rtl): Declare.
600 (regno_reg_rtx): Declare.
601 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
603 (gen_reg_rtx): Update.
604 (init_virtual_regs): Do not tate emit_status argument.
605 (init_emit): Do not allocate emit.
606 * varasm.c (varasm_statuc): Move to function.h.
607 (n_deferred_constatns): Update accestor.
608 (init_varasm_status): Do not allocate varasm_status.
609 (force_const_mem, get_pool_size, output_constant_pool): Update.
610 * stmt.c (force_label_rtx): Do not use x_ prefixes.
611 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
613 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
615 PR rtl-optimization/35729
616 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
619 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
622 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
623 load/store if memory is unaligned.
624 (*movti_rex64): Likewise.
626 * config/i386/predicates.md (misaligned_operand): New.
628 2008-03-31 Andrew Pinski <pinskia@gmail.com>
631 * tree-ssa-phiopt.c (conditional_replacement): Return early for
634 2008-03-31 Jan Beulich <jbeulich@novell.com>
636 * config/ia64/constraints.md: Add 'j' constraint.
637 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
638 (movdi_internal): Likewise.
640 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
643 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
645 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
648 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
649 proper error message for the third argument on blendpd and
652 * config/i386/sse.md (blendbits): New.
653 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
655 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
657 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
659 2008-03-30 Richard Guenther <rguenther@suse.de>
662 * fold-const.c (fold_sign_changed_comparison): Do leave
663 conversions to base-types alone.
665 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
667 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
668 the link register if one altivec register is be saved.
670 2008-03-30 Ben Elliston <bje@au.ibm.com>
672 * final.c (final_scan_insn): Remove if (0) code.
674 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
676 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
678 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
680 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
681 of V4SFmode to ix86_binary_operator_ok.
683 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/i386.c (override_options): Initialize
686 ix86_veclib_handler to ix86_veclibabi_svml when
687 -mveclibabi=svml is used.
688 (ix86_veclibabi_svml): New function for SVML ABI style
689 vectorization support.
690 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
692 2008-03-28 Rafael Espindola <espindola@google.com>
694 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
695 (tree_binary_nonnegative_warnv_p): Make it public.
696 (tree_single_nonnegative_warnv_p): Make it public.
697 (tree_invalid_nonnegative_warnv_p): Make it public.
698 (tree_unary_nonzero_warnv_p): Make it public.
699 (tree_binary_nonzero_warnv_p): Make it public
700 (tree_single_nonzero_warnv_p): Make it public.
701 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
702 (extract_range_from_binary_expr): Split the expr argument.
703 (extract_range_from_unary_expr): Split the expr argument.
704 (extract_range_from_comparison): Split the expr argument.
705 (extract_range_from_expr): Use the new aux functions.
706 (vrp_evaluate_conditional_warnv): Use
707 vrp_evaluate_conditional_warnv_with_ops.
708 * tree.h (tree_unary_nonzero_warnv_p): Declare.
709 (tree_binary_nonzero_warnv_p): Declare.
710 (tree_single_nonzero_warnv_p): Declare.
711 (tree_expr_nonzero_warnv_p): Declare.
712 (tree_unary_nonnegative_warnv_p): Declare.
713 (tree_binary_nonnegative_warnv_p): Declare.
714 (tree_single_nonnegative_warnv_p): Declare.
715 (tree_invalid_nonnegative_warnv_p): Declare.
717 2008-03-28 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/30317
720 PR tree-optimization/30911
721 PR tree-optimization/34793
722 * tree-vrp.c (set_and_canonicalize_value_range): New function.
723 (struct assert_locus_d): New member EXPR.
724 (register_new_assert_for): Add EXPR parameter to support
725 ASSERT_EXPR <name, expr OP limit>.
726 (register_edge_assert_for_1): Adjust callers.
727 (find_assert_locations): Likewise.
728 (process_assert_insertions_for): Build condition from expression.
729 (extract_range_from_assert): Handle ASSERT_EXPRs
730 of the form ASSERT_EXPR <name, expr OP limit>.
731 (register_edge_assert_for_2): New helper registering
732 asserts for comparisons. Recognize range tests of the form
733 (unsigned)i - CST1 OP CST2.
734 (register_edge_assert_for_1): Use it.
735 (register_edge_assert_for): Likewise.
736 (needs_overflow_infinity): Integer sub-types
737 do not need overflow infinities.
738 (vrp_val_is_max): The extreme values of integer sub-types
739 are those of the base type.
740 (vrp_val_is_min): Likewise.
741 * tree.def (ASSERT_EXPR): Document extra allowed conditional
744 2008-03-28 Nick Clifton <nickc@redhat.com>
746 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
747 Return GENERAL_REGS for stack adjustment reloads.
749 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
752 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
753 const_vector when all the vectors are constant.
755 2008-03-27 Bob Wilson <bob.wilson@acm.org>
757 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
759 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
760 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
762 (s<code>_sf): Use new scc_sf attribute for opcode names.
764 2008-03-27 Tom Tromey <tromey@redhat.com>
766 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
767 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
768 config/spu/t-spu-elf, config/i386/t-interix,
769 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
770 config/i386/x-darwin, config/i386/x-mingw32,
771 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
772 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
773 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
774 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
775 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
776 config/rs6000/x-darwin, config/rs6000/t-rs6000,
777 config/score/t-score-elf, config/arm/t-strongarm-pe,
778 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
779 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
780 Revert automatic dependency patch.
782 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/i386.c (ix86_function_arg_boundary): Align
786 decimal floating point to its natural boundary.
788 2008-03-27 Richard Guenther <rguenther@suse.de>
791 * fold-const.c (fold_comparison): Restrict distinct decl
792 comparison folding to VAR_DECLs and PARM_DECLs. Do not
793 solely rely on operand_equal_p.
795 2008-03-27 Richard Guenther <rguenther@suse.de>
798 * c-common.c (handle_weak_attribute): Reject combination of
801 2008-03-27 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/32810
804 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
805 conversions from DECL_INITIAL.
806 (fold_const_aggregate_ref): Likewise from constructor elements.
808 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
810 * tree-affine.h (aff_combination_expand): Declare.
811 (get_inner_reference_aff): Likewise.
812 * tree-affine.c (aff_combination_expand): Split out from
813 tree_to_aff_combination_expand.
814 (get_inner_reference_aff): New function.
815 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
816 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
817 (struct lim_aux_data): sm_done field removed.
818 (mem_ref_loc_p, mem_ref_locs_p): New types.
819 (struct mem_ref): Added id, stored, accesses_in_loop,
820 indep_loop, dep_loop, indep_ref, dep_ref fields.
821 Removed is_stored, locs and next fields.
822 (memory_accesses): New variable.
823 (movement_possibility): Do not allow moving statements
824 that store to memory.
825 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
827 (determine_max_movement): For statements with memory references,
828 find the outermost loop in that the reference is independent.
829 (move_computations_stmt): Mark the virtual operands for renaming.
830 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
831 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
832 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
833 add_vop_ref_mapping, create_vop_ref_mapping_loop,
834 create_vop_ref_mapping, analyze_memory_references,
835 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
836 get_all_locs_in_loop, ref_always_accessed_p,
837 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
838 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
839 store_motion_loop, store_motion): New functions.
840 (struct vop_to_refs_elt): New type.
841 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
842 memref_hash, memref_eq, hoist_memory_references): Rewritten.
843 (schedule_sm): Replaced by...
844 (execute_sm): ... this.
845 (determine_lsm_ref, hoist_memory_references,
846 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
847 find_more_ref_vops, free_mem_ref, free_mem_refs,
848 determine_lsm_loop, determine_lsm): Removed.
849 (tree_ssa_lim_finalize): Free data structures used by store motion.
850 (tree_ssa_lim): Call analyze_memory_references. Use
851 store_motion instead of determine_lsm.
853 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
855 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
856 rename tmake_file to m68hc11/t-m68hc11.
857 (mcore): Set inhibit_libc to true.
858 * config.host (alpha*-dec-*vms*): Set extra_programs.
859 (interix3*): Don't use host_xmake_file.
860 * configure.ac: Let config.gcc override inhibit_libc.
861 * configure: Regenerate.
863 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
864 * config/t-openbsd-thread: Remove commented out lines.
866 * config/x-interix: Remove.
868 * config/m68hc11/t-m68hc11-gas: Rename to...
869 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
871 * config/mcore/t-mcore: Remove T_CFLAGS.
872 * config/mcore/t-mcore-pe: Likewise.
874 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
876 * configure.ac: Replace custom __GNU_SOURCE test with
877 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
878 * aclocal.m4: Regenerate.
879 * configure: Regenerate.
880 * config.in: Regenerate.
882 2008-03-27 Richard Guenther <rguenther@suse.de>
884 * fold-const.c (target.h): Include.
885 (fold_comparison): Fold comparison of addresses of decls
886 that bind locally or of constants. Consolidate address folding code.
887 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
888 results from fold_binary_to_constant.
889 (compare_values_warnv): Likewise.
891 2008-03-27 Andrew Pinski <pinskia@gmail.com>
894 * fold-const.c (fold_truthop): Check for integeral types when folding
895 a == 0 && b == 0 and a != 0 || b != 0 .
897 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
899 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
901 2008-03-26 Andreas Schwab <schwab@suse.de>
903 * doc/invoke.texi: Fix use of @item vs. @itemx.
905 2008-03-26 Tom Tromey <tromey@redhat.com>
907 * Makefile.in (build/gensupport.o, build/print-rtl.o,
908 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
909 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
910 build/gencodes.o, build/genconditions.o, build/genconfig.o,
911 build/genconstants.o, build/genemit.o, build/genextract.o,
912 build/genflags.o, build/genmddeps.o, build/genopinit.o,
913 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
916 2008-03-26 Richard Guenther <rguenther@suse.de>
919 2008-03-26 Richard Guenther <rguenther@suse.de>
921 * fold-const.c (target.h): Include.
922 (fold_comparison): Fold comparison of addresses of two decls
923 that bind locally. Consolidate address folding code.
925 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
927 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
928 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
929 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
930 dconstsqrt2, dconstthird, dconste and/or dconst10.
931 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
932 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
933 dconstsqrt2, dconste): Delete.
934 (init_emit_once): Likewise. Simplify initializing dconstm1.
936 * real.c (get_real_const): New.
937 * real.h (dconst3, dconst10, dconstm2, dconstthird,
938 dconstsqrt2, dconste): Delete.
939 (real_value_const, get_real_const): New.
941 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
943 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
945 * config/i386/i386.c (ix86_function_arg_boundary): Check
946 BIGGEST_ALIGNMENT instead of 128.
947 (setup_incoming_varargs_64): Likewise.
949 2008-03-26 Tom Tromey <tromey@redhat.com>
951 * Makefile.in (DEPFILES): Add missing '/'.
953 2008-03-26 Richard Guenther <rguenther@suse.de>
955 * fold-const.c (target.h): Include.
956 (fold_comparison): Fold comparison of addresses of two decls
957 that bind locally. Consolidate address folding code.
959 2008-03-26 Nick Clifton <nickc@redhat.com>
962 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
963 not allow INT+INT as a legitimate addressing mode.
965 2008-03-26 Richard Guenther <rguenther@suse.de>
967 * tree-flow.h (widen_bitfield): Remove declaration.
968 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
969 (widen_bitfield): Remove function.
970 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
973 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
976 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
979 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
981 PR rtl-optimization/35232
982 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
983 (forget_old_reloads_1, forget_marked_reloads): Don't clear
984 reg_reloaded_call_part_clobbered here.
985 (reload_regs_reach_end_p): New function.
986 (reload_reg_rtx_for_input): New variable.
987 (reload_reg_rtx_for_output): Likewise.
988 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
989 when reassigning a pseudo register. Load reloadreg from
990 reload_reg_rtx_for_input, moving the mode and register
992 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
993 instead of the original when deciding whether an input reload
994 would be a no-op or whether an output reload can be deleted.
995 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
996 when setting up new_spill_reg_store. Load it from
997 reload_reg_rtx_for_output, moving the mode and register
999 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1000 instead of the original when deciding whether an output reload
1001 would be a no-op. Do the same when modifying insn notes.
1002 Use rtx_equal_p instead of == to compare the registers.
1003 (inherit_piecemeal_p): Take a mode and two register numbers
1005 (emit_reload_insns): Clear new_spill_reg_store for every hard
1006 register in the reload register. Remove spill registers
1007 from reg_reloaded_valid before considering whether to record
1008 inheritance information for them. Use reload_reg_rtx_for_output
1009 instead of reg_rtx when recording output reloads. Use
1010 reload_reg_rtx_for_input instead of reg_rtx when recording
1011 input reloads. Set or clear reg_reloaded_call_part_clobbered
1012 at the same time as setting reg_reloaded_valid.
1013 (delete_output_reload): Add a new_reload_reg parameter and use it
1014 instead of rld[j].reg_rtx.
1015 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1018 2008-03-25 Tom Tromey <tromey@redhat.com>
1020 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1021 (build/genattr.o): Likewise.
1022 (build/genattrtab.o): Likewise.
1023 (build/gencodes.o): Likewise.
1024 (build/genconfig.o): Likewise.
1025 (build/genconstants.o): Likewise.
1026 (build/genemit.o): Likewise.
1027 (build/genextract.o): Likewise.
1028 (build/genflags.o): Likewise.
1030 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1032 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1033 instead of size_int for integer types.
1034 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1035 to match type of MINUS_EXPR.
1037 2008-03-25 Tom Tromey <tromey@redhat.com>
1039 * configure: Rebuilt.
1040 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1043 2008-03-25 Tom Tromey <tromey@redhat.com>
1045 * config/x-solaris (host-solaris.o): Update.
1046 * config/x-linux (host-linux.o): Update.
1047 * config/x-hpux (host-hpux.o): Update.
1048 * config/x-darwin (host-darwin.o): Update.
1049 * config/v850/t-v850e (v850-c.o): Update.
1050 * config/v850/t-v850 (v850-c.o): Update.
1051 * config/t-vxworks (vxworks.o): Update.
1052 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1053 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1054 * config/spu/t-spu-elf (spu-c.o): Update.
1056 * config/sh/t-symbian (sh-c.o): Update.
1057 (symbian.o): Update.
1058 * config/sh/t-sh (sh-c.o): Update.
1059 * config/score/t-score-elf (score7.o, score3.o): Update.
1060 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1061 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1062 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1063 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1065 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1066 * config/m32c/t-m32c (m32c-pragma.o): Update.
1067 * config/ia64/t-ia64 (ia64-c.o): Update.
1068 * config/i386/x-mingw32 (host-mingw32.o): Update.
1069 * config/i386/x-i386 (driver-i386.o): Update.
1070 * config/i386/x-darwin (host-i386-darwin.o): Update.
1071 * config/i386/x-cygwin (host-cygwin.o): Update.
1072 * config/i386/t-nwld (nwld.o): Update.
1073 * config/i386/t-netware (netware.o): Update.
1074 * config/i386/t-interix (winnt.o): Update.
1075 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1076 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1077 msformat-c.o): Update.
1078 * config/bfin/t-bfin-linux (generated_files): Add
1079 linux-sysroot-suffix.h.
1080 * config/arm/t-wince-pe (pe.o): Update.
1081 * config/arm/t-strongarm-pe (pe.o): Update.
1082 * config/arm/t-pe (pe.o): Update.
1083 * config/arm/t-arm (arm-c.o): Update.
1084 * doc/install.texi (Prerequisites): Require make 3.80.
1085 * Makefile.in: Remove .o targets.
1086 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1087 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1088 (simple_generated_h, simple_generated_c): Move earlier.
1089 (generated_files): New variable.
1090 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1091 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1092 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1093 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1094 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1095 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1096 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1097 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1098 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1099 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1100 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1101 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1103 (COMPILE.base, COMPILE): New variables.
1104 (%.o): New pattern rule.
1105 (ALL_HOST_OBJS): New variable.
1106 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1107 (dummy-checksum.o, cc1-checksum.o): Remove.
1108 (DRIVER_SHLIB): New variable.
1109 (DRIVER_DEFINES): Use it.
1110 (gencondmd.c): Move out of build/.
1111 (s-conditions): Update.
1112 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1113 (ALL_BUILD_OBJS): Likewise.
1114 (build/%.o): Use BUILDCOMPILE.
1115 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1116 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1117 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1118 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1119 build/genconfig.o, build/genconstants.o, build/genemit.o,
1120 build/genextract.o, build/genflags.o, build/genmddeps.o,
1121 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1122 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1123 build/gen-protos.o, build/scan.o, build/fix-header.o,
1124 build/scan-decls.o): Simplify.
1125 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1126 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1127 prefix.o, toplev.o): Reduce to variable setting.
1128 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1129 ($(out_object_file), gcc-options.o): New targets.
1130 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1131 * configure: Rebuilt.
1132 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1133 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1135 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1137 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1138 complain when we hit an error, return ERROR_MARK_NODE.
1140 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1142 * config/sh/constraints.md (Pso, Psz): New constraints.
1143 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1144 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1146 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1148 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1149 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1151 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1153 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1154 (prefetch_sh2a): New.
1156 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1157 Naveen.H.S <naveen.hs@kpitcummins.com>
1159 * config/sh/constraints.md (I28): New constraint.
1160 * config/sh/sh.c (broken_move): Add support for movi20s.
1161 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1163 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1164 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1165 Naveen.H.S <naveen.hs@kpitcummins.com>
1167 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1168 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1169 (print_operand): Handle resbank in %@ operand code.
1170 (sh_encode_section_info): New.
1171 (push_regs): Add conditions for resbank.
1172 (sh_expand_epilogue): Likewise.
1173 (sh_insert_attributes): Likewise.
1174 (sh_attribute_table): Likewise.
1175 (sh_handle_resbank_handler_attribute): New.
1176 (sh2a_handle_function_vector_handler_attribute): New.
1177 (sh2a_is_function_vector_call): New.
1178 (sh2a_get_function_vector_number): New.
1179 (sh2a_function_vector_p): New.
1180 (sh_cfun_resbank_handler_p): New.
1181 * config/sh/sh.md (calli): Emit jsr/n if possible.
1182 (calli_tbr_rel): New.
1183 (calli_pcrel): Emit jsr/n if possible.
1184 (return_i): Emit rts/n if possible.
1185 (call_valuei_tbr_rel): New.
1186 (call_valuei_pcrel): Add condition for SH2A target.
1187 (call_value): Likewise.
1188 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1189 (sh2a_get_function_vector_number): Likewise.
1190 (sh2a_is_function_vector_call): Likewise.
1191 * doc/extend.texi: Document TBR relative addressing of SH2A.
1192 (resbank): Add description for SH2A.
1194 2008-03-24 Richard Guenther <rguenther@suse.de>
1197 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1198 pointer assignments change conversions according to middle-end rules.
1199 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1200 * configure.ac: Include type checking in yes.
1201 * configure: Regenerate.
1203 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1205 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1206 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1208 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1210 * gthr-vxworks.h (UNUSED): Define.
1212 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1214 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1216 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1218 * doc/extend.texi (Function Attributes): Add missing comma in the
1219 example of the "alloc_size" attribute.
1221 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1224 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1226 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1229 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1232 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1233 of the underlying type of a MS bitfield layout to the natural
1234 alignment of the type.
1236 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1239 to their natural alignment to avoid store forwarding stalls.
1241 2008-03-22 Richard Guenther <rguenther@suse.de>
1243 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1244 For PHI nodes verify the address is invariant.
1245 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1246 (get_symbol_constant_value): Use is_gimple_min_invariant.
1247 (maybe_fold_stmt_indirect): Likewise.
1249 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1251 PR rtl-optimization/33927
1252 * Makefile.in (dse.o): Depend on $(TM_P_H).
1253 * expr.h (extract_low_bits): Declare.
1254 * expmed.c (extract_low_bits): New function.
1255 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1256 * dse.c: Include tm_p.h.
1257 (find_shift_sequence): Remove the read_reg argument and return the
1258 read value. Emit the instructions instead of returning them.
1259 Iterate on new_mode rather than calculating it each time.
1260 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1261 source to NEW_MODE and extract_low_bits to convert the shifted
1263 (replace_read): Allow the load and store to have different mode
1264 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1265 or extraction instructions before trying the replacement. Update
1266 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1268 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1271 to their natural alignment to avoid store forwarding stalls.
1273 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1276 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1277 encouraging but not allowing gprs for input;
1278 change the input constraint to !f#r.
1279 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1281 change the output constraint to !f#r.
1283 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1287 corresponding post-reload splitters.
1288 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1289 when x87 FP math is selected.
1290 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1291 New function prototype.
1292 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1293 unreachable function to ease macroization of insn patterns.
1295 2008-03-21 Martin Jambor <mjambor@suse.cz>
1297 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1298 reference dumps if ddr is NULL or dependence is unknown.
1300 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1302 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1303 unsigned extension into account.
1304 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1305 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1306 Do computations on a scratch register.
1308 2008-03-21 Richard Guenther <rguenther@suse.de>
1310 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1311 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1312 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1313 * tree-ssa-dom.c (record_equality): Likewise.
1314 * tree-inline.c (copy_body_r): Likewise.
1315 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1318 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1320 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1321 as 'delete_unused' argument.
1323 2008-03-20 Richard Guenther <rguenther@suse.de>
1325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1326 special casing of constant qualifiers.
1327 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1328 care about them in general.
1329 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1330 regardless of their type.
1331 (fold_stmt_r): Forcefully fold *& if we end up with that.
1333 2008-03-20 Paul Brook <paul@codesourcery.com>
1335 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1336 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1338 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1340 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1341 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1343 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1345 * common.opt (Wmudflap): New option.
1346 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1347 (mx_register_decls): Likewise.
1348 (mudflap_finish_file): Likewise.
1349 * doc/invoke.texi: Document -Wno-mudflap.
1351 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1353 * c-format.c (replace_format_name_to_system_name): New.
1355 (convert_format_name_to_system_name): New.
1356 (decode_format_attr): Add use of convert_format_name_to_system_name.
1357 (format_types_orig): Add gnu_ prefix to names.
1358 (check_format_info_main): Special treating of \0 escaped names for
1359 supporting multi-character format specifiers as I32, I64.
1360 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1361 (gnu_target_overrides_format_attributes): New.
1362 * c-format.h: Add structure target_ovr_attr to hold
1363 system specific formatter names.
1364 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1365 msformat-c.o file to c_target_objs and cxx_target_objs.
1366 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1367 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1368 (TARGET_N_FORMAT_TYPES): New.
1369 * config/i386/msformat-c.c: New.
1370 * config/i386/t-cygming: Add build rule for msformat-c.o.
1371 * doc/extend.texi: Add new format names gnu_* and ms_* and
1373 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1375 2008-03-20 Ira Rosen <irar@il.ibm.com>
1377 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1378 optimizations turned on under -O3.
1379 (ftree-vectorize): Add that the flag is turned on with -O3.
1381 2008-03-20 Ben Elliston <bje@au.ibm.com>
1383 * regmove.c (try_auto_increment): Fix spelling error in comment.
1384 * final.c (final_scan_insn): Likewise.
1386 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1390 allocator preferences for "y" and "r" class registers.
1391 ("*mov<mode>_internal"): Ditto.
1392 ("*movv2sf_internal_rex64"): Ditto.
1393 ("*movv2sf_internal"): Ditto.
1395 2008-03-19 Michael Matz <matz@suse.de>
1398 * calls.c (expand_call): Check overlap of arguments with call
1399 address for sibcalls.
1401 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1404 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1405 of the underlying type of a MS bitfield layout to the natural
1406 alignment of the type.
1408 2008-03-19 Jan Hubicka <jh@suse.cz>
1411 * toplev.c (decode_d_option): Handle all CPP flags.
1412 * tree-vrp.c: Update tree_pass descriptors.
1413 * regrename.c: Update tree_pass descriptors.
1414 * fwprop.c: Update tree_pass descriptors.
1415 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1416 * tree-into-ssa.c: Update tree_pass descriptors.
1417 * tree-dump.c: Update tree_pass descriptors.
1418 * tree-complex.c: Update tree_pass descriptors.
1419 * tree-dump.h: Update tree_pass descriptors.
1420 * see.c: Update tree_pass descriptors.
1421 * cgraphbuild.c: Update tree_pass descriptors.
1422 * tracer.c: Update tree_pass descriptors.
1423 * tree-loop-distribution.c: Update tree_pass descriptors.
1424 * cgraph.c: Update tree_pass descriptors.
1425 * postreload-gcse.c: Update tree_pass descriptors.
1426 * postreload.c: Update tree_pass descriptors.
1427 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1428 * tree-tailcall.c: Update tree_pass descriptors.
1429 * tree-pass.h (tree_opt_pass): Rename to ...
1430 (opt_pass) ... this one; add "type" field and remove letter field.
1431 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1432 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1433 all_lowering_passes): Update declaration.
1434 * ipa-cp.c: Update tree_pass descriptors.
1435 * final.c: Update tree_pass descriptors.
1436 * omp-low.c: Update tree_pass descriptors.
1437 * tree-ssa-dse.c: Update tree_pass descriptors.
1438 * ipa-reference.c: Update tree_pass descriptors.
1439 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1440 * auto-inc-dec.c: Update tree_pass descriptors.
1441 * reorg.c: Update tree_pass descriptors.
1442 * cgraphunit.c: Update tree_pass descriptors.
1443 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1444 * tree-ssa-ccp.c: Update tree_pass descriptors.
1445 * df-core.c: Update tree_pass descriptors.
1446 * mode-switching.c: Update tree_pass descriptors.
1447 * tree-nomudflap.c: Update tree_pass descriptors.
1448 * modulo-sched.c: Update tree_pass descriptors.
1449 * ipa-pure-const.c: Update tree_pass descriptors.
1450 * cse.c: Update tree_pass descriptors.
1451 * web.c: Update tree_pass descriptors.
1452 * tree-stdarg.c: Update tree_pass descriptors.
1453 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1454 * tree-ssa-dom.c: Update tree_pass descriptors.
1455 * tree-nrv.c: Update tree_pass descriptors.
1456 * tree-ssa-alias.c: Update tree_pass descriptors.
1457 * loop-init.c: Update tree_pass descriptors.
1458 * gimple-low.c: Update tree_pass descriptors.
1459 * ipa-inline.c: Update tree_pass descriptors.
1460 * tree-ssa-sink.c: Update tree_pass descriptors.
1461 * global.c: Update tree_pass descriptors.
1462 * ifcvt.c: Update tree_pass descriptors.
1463 * jump.c: Update tree_pass descriptors.
1464 * predict.c: Update tree_pass descriptors.
1465 * tree-ssa-loop.c: Update tree_pass descriptors.
1466 * recog.c: Update tree_pass descriptors.
1467 * dse.c: Update tree_pass descriptors.
1468 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1469 * tree-eh.c: Update tree_pass descriptors.
1470 * regmove.c: Update tree_pass descriptors.
1472 * function.c: Update tree_pass descriptors.
1473 * tree-vectorizer.c: Update tree_pass descriptors.
1474 * gcse.c: Update tree_pass descriptors.
1475 * ipa-type-escape.c: Update tree_pass descriptors.
1476 * tree-if-conv.c: Update tree_pass descriptors.
1477 * init-regs.c: Update tree_pass descriptors.
1478 * ipa.c: Update tree_pass descriptors.
1479 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1480 * rtl-factoring.c: Update tree_pass descriptors.
1481 * lower-subreg.c: Update tree_pass descriptors.
1482 * bt-load.c: Update tree_pass descriptors.
1483 * tree-dfa.c: Update tree_pass descriptors.
1484 * except.c: Update tree_pass descriptors.
1485 * emit-rtl.c: Update tree_pass descriptors.
1486 * cfgexpand.c: Update tree_pass descriptors.
1487 * tree-cfgcleanup.c: Update tree_pass descriptors.
1488 * cfgcleanup.c: Update tree_pass descriptors.
1489 * tree-ssa-pre.c: Update tree_pass descriptors.
1490 * tree-sra.c: Update tree_pass descriptors.
1491 * tree-mudflap.c: Update tree_pass descriptors.
1492 * tree-ssa-copy.c: Update tree_pass descriptors.
1493 * cfglayout.c: Update tree_pass descriptors.
1494 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1495 * tree-ssa-dce.c: Update tree_pass descriptors.
1496 * tree-ssa.c: Update tree_pass descriptors.
1497 * regclass.c: Update tree_pass descriptors.
1498 * integrate.c: Update tree_pass descriptors.
1499 * tree-optimize.c: Update tree_pass descriptors.
1500 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1501 * tree-object-size.c: Update tree_pass descriptors.
1502 * combine.c: Update tree_pass descriptors.
1503 * tree-outof-ssa.c: Update tree_pass descriptors.
1504 * bb-reorder.c: Update tree_pass descriptors.
1505 * stack-ptr-mod.c: Update tree_pass descriptors.
1506 * var-tracking.c: Update tree_pass descriptors.
1507 * tree-profile.c: Update tree_pass descriptors.
1508 * tree-vect-generic.c: Update tree_pass descriptors.
1509 * reg-stack.c: Update tree_pass descriptors.
1510 * sched-rgn.c: Update tree_pass descriptors.
1511 * tree-ssa-structalias.c: Update tree_pass descriptors.
1512 * tree-cfg.c: Update tree_pass descriptors.
1513 * passes.c (current_pass): Update declaration.
1514 (finish_optimization_passes): Update.
1515 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1516 (register_one_dump_file, register_dump_files_1, next_pass_1):
1518 (init_optimization_passes): Update handling of new types.
1519 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1520 * ipa-struct-reorg.c: Update tree_pass descriptors.
1521 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1522 * combine-stack-adj.c: Update tree_pass descriptors.
1523 * cfgrtl.c: Update tree_pass descriptors.
1524 * dce.c: Update tree_pass descriptors.
1525 * tree-ssanames.c: Update tree_pass descriptors.
1527 2008-03-19 Richard Guenther <rguenther@suse.de>
1530 * tree-ssa.c (walk_data): New structure.
1531 (warn_uninitialized_var): If not always_executed warn with "maybe"
1533 (execute_early_warn_uninitialized): Compute post-dominators.
1534 Initialize always_executed before processing each basic block.
1536 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1539 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1540 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1542 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1544 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1546 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1548 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1550 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1551 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1552 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1553 target after ignore has been set, and move there also the commputation
1554 of subtarget and original_target.
1555 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1556 (LANG_HOOKS_INITIALIZER): Remove it.
1557 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1559 2008-03-18 Richard Guenther <rguenther@suse.de>
1561 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1562 found an expression with constants, note that in the VN for the lhs.
1563 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1564 fold them to constants if possible. Run cleanup_cfg if done so.
1565 (execute_pre): Return todo.
1567 (execute_fre): Likewise.
1568 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1570 (get_prop_source_stmt): Look through pointer conversions.
1572 2008-03-18 Jan Hubicka <jh@suse.cz>
1574 * tree-pretty-print.c: Include predict.h.
1575 (dump_generic_node): Dump predictor.
1576 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1577 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1578 * gimple-low.c (lower_stmt): Likewise.
1579 * expr.c (expand_expr_real): Likewise.
1580 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1582 (build_predict_expr, build_predict_expr): New.
1583 * predict.h (predictor_name, build_predict_expr): Update.
1584 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1585 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1586 * predict.def (PRED_CONTINUE): Update hitrate.
1587 * tree.def (PREDICT_EXPR): Define.
1588 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1589 do not handle BIND_EXPR.
1590 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1591 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1592 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1595 2008-03-18 Michael Matz <matz@suse.de>
1597 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1599 2008-03-18 Richard Guenther <rguenther@suse.de>
1601 * tree-gimple.h (is_gimple_invariant_address): Declare.
1602 (is_gimple_constant): Likewise.
1603 * tree-gimple.c (is_gimple_constant): New function.
1604 (is_gimple_invariant_address): Likewise.
1605 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1606 and is_gimple_invariant_address.
1607 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1609 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1610 an addressable base.
1612 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1615 * gimplify.c (gimplify_expr): Gimplify second operand of
1618 2008-03-17 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/19637
1621 * fold-const.c (fold_unary): Remove restrictions of removing
1622 intermediate pointer-conversions (P2)(P1)P0.
1623 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1624 conversion to void pointer.
1625 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1627 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1630 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1631 emulated thread local variables.
1633 2008-03-16 Richard Guenther <rguenther@suse.de>
1636 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1637 expand TREE_INVARIANT operations that are not gimple invariant.
1639 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1641 * doc/extend.texi (Alignment): Say that the ABI controls
1642 the __alignof__ for non-strict-alignment targets rather
1643 than being a recommendation.
1645 2008-03-15 Paul Brook <paul@codesourcery.com>
1647 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1649 (arm_output_fn_unwind): Mark functions that can not be unwound.
1651 2008-03-15 Paul Brook <paul@codesourcery.com>
1653 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1654 extension instructions.
1656 2008-03-15 Richard Guenther <rguenther@suse.de>
1658 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1659 and fold constant aggregate refs.
1660 (fold_const_aggregate_ref): Handle string constants
1661 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1662 (evaluate_stmt): Simplify now that ccp_fold folds constant
1665 2008-03-15 Paul Brook <paul@codesourcery.com>
1667 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1668 (extzv): Use gen_extzv_t2.
1669 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1671 2008-03-15 Richard Guenther <rguenther@suse.de>
1673 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1674 (fold_const_aggregate_ref): Likewise.
1675 (get_value): Return NULL if we don't have any values.
1676 (ccp_finalize): Set const_val to NULL after freeing it.
1677 * tree-flow.h (get_symbol_constant_value): Declare.
1678 (fold_const_aggregate_ref): Likewise.
1679 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1681 2008-03-15 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1685 to not produce negative array indices if not allowed. Add
1686 parameter to indicate that.
1687 (maybe_fold_offset_to_component_ref): Allow negative array
1688 indices only for the first member of a structure.
1689 (maybe_fold_offset_to_reference): Allow negative array indices.
1690 (maybe_fold_stmt_addition): Likewise.
1692 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1693 Anatoly Sokolov <aesok@post.ru>
1695 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1696 (avr_arch): Add ARCH_AVR6.
1697 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1698 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1699 instead of fixed value 2.
1700 (print_operand_address): Use gs() asm specifier instead of pm().
1701 (avr_assemble_integer): (Ditto.).
1702 (avr_output_addr_vec_elt): (Ditto.).
1703 (print_operand): Handle "!" code.
1704 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1705 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1706 (AVR_HAVE_EIJMP_EICALL): Define.
1707 (AVR_3_BYTE_PC): Redefine.
1708 (AVR_2_BYTE_PC): (Ditto.).
1709 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1710 (LINK_SPEC): Add atmega2560 and atmega2561.
1711 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1713 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1714 for 3 byte PC devices.
1715 (call_value_insn): (Ditto.).
1716 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1717 (indirect_jump): Use only for for 2 byte PC devices.
1718 (*tablejump): (Ditto.).
1719 (*indirect_jump_avr6): Add insn.
1720 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1721 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1722 instead of ijmp for 3 byte PC devices.
1723 (__tablejump2__): (Ditto.).
1724 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1725 (MULITLIB_DIRNAMES): (Ditto.).
1726 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1728 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1731 "sse2_umulsidi3". Use V1DI mode for operand 0.
1732 ("mmx_psadbw"): Use V1DI mode for operand 0.
1733 * config/i386/i386-modes.def (V1SI): New vector mode.
1734 * config/i386/i386.c (struct builtin_description)
1735 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1736 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1737 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1738 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1739 v1di_ftype_v8qi_v8qi type.
1740 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1742 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1743 __builtin_ia32_pmuludq]: Fix the mode of return value.
1745 2008-03-15 Richard Guenther <rguenther@suse.de>
1748 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1751 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1753 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1754 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1755 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1756 unless TARGET_SERIALIZE_VOLATILE is enabled.
1757 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1758 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1759 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1761 2008-03-14 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/34172
1764 * tree-flow.h (refs_may_alias_p): Declare.
1765 (get_single_def_stmt): Likewise.
1766 (get_single_def_stmt_from_phi): Likewise.
1767 (get_single_def_stmt_with_phi): Likewise.
1768 * tree-dfa.c (refs_may_alias_p): New function.
1769 (get_single_def_stmt): Likewise.
1770 (get_single_def_stmt_from_phi): Likewise.
1771 (get_single_def_stmt_with_phi): Likewise.
1772 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1773 (vn_reference_lookup_1): New helper function.
1774 (vn_reference_lookup): Walk the virtual use-def chain to
1775 continue searching for a match if the def does not alias the
1776 reference we are looking for.
1778 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1780 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1781 archive and Perzl. Update The Written Word listing.
1783 2008-03-14 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/34043
1786 PR tree-optimization/33989
1787 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1789 (bitmap_find_leader): Use extra argument to verify dominance
1790 relationship inside a basic-block.
1791 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1792 (find_leader_in_sets): Adjust.
1793 (create_component_ref_by_pieces): Take extra argument for
1794 dominance check, handle lookup failures.
1795 (find_or_generate_expression): Likewise.
1796 (create_expression_by_pieces): Likewise.
1797 (insert_into_preds_of_block): Adjust.
1798 (create_value_expr_from): If asked for, verify all operands
1799 are in the blocks AVAIL_OUT set.
1800 (make_values_for_stmt): Check for SSA_NAMEs that are life
1801 over an abnormal edge.
1802 (compute_avail): Remove such check.
1803 (do_SCCVN_insertion): New function.
1804 (eliminate): If we do not find a leader suitable for replacement
1805 insert a replacement expression from SCCVN if available.
1806 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1807 (struct vn_ssa_aux): Add needs_insertion flag.
1808 * tree-ssa-sccvn.c (may_insert): New global flag.
1809 (copy_reference_ops_from_ref): Value-number union member access
1810 based on its size, not type and member if insertion is allowed.
1811 (visit_reference_op_load): For a weak match from union type
1812 punning lookup a view-converted value and insert a SSA_NAME
1813 for that value if that is not found.
1814 (visit_use): Make dumps shorter. Do not disallow value numbering
1815 SSA_NAMEs that are life over an abnormal edge to constants.
1816 (free_scc_vn): Release inserted SSA_NAMEs.
1817 (run_scc_vn): New flag to specify whether insertion is allowed.
1818 Process SSA_NAMEs in forward order.
1819 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1820 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1821 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1822 pointer type to/from integral types that do not change the
1823 precision to regular conversions.
1825 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1827 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1828 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1829 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1830 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1831 input arguments and the mode of return value. Built-in functions
1832 that operate on whole 64-bit MMX register now use V1DI mode.
1834 2008-03-13 Alon Dayan <alond@il.ibm.com>
1835 Olga Golovanevsky <olga@il.ibm.com>
1837 PR tree-optimization/35041
1838 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1839 to locate the right position in a statement.
1841 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/xmmintrin.h: Change all static inline functions to
1846 extern inline and add __gnu_inline__ attribute.
1847 * config/i386/bmintrin.h: Ditto.
1848 * config/i386/smmintrin.h: Ditto.
1849 * config/i386/tmmintrin.h: Ditto.
1850 * config/i386/mmintrin-common.h: Ditto.
1851 * config/i386/ammintrin.h: Ditto.
1852 * config/i386/emmintrin.h: Ditto.
1853 * config/i386/pmmintrin.h: Ditto.
1854 * config/i386/mmintrin.h: Ditto.
1855 * config/i386/mm3dnow.h: Ditto.
1857 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1860 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1861 (lower_omp_2): New function.
1862 (lower_omp_1, lower_omp): Rewritten.
1864 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1867 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1868 with the phrase "Microsoft Windows compilers".
1869 (Push/Pop Macro Pragmas): New subsection. Document
1870 #pragma push_macro and pragma pop_macro.
1872 2008-03-12 Paul Brook <paul@codesourcery.com>
1874 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1876 2008-03-12 Paul Brook <paul@codesourcery.com>
1878 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1879 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1880 (thumb2_addsi_shortim): Rename ...
1881 (thumb2_addsi_short): ... to this. Allow register operands.
1882 (thumb2_subsi_short): New pattern.
1883 (thumb2_one_cmplsi2_short,
1884 thumb2_negsi2_short): New patterns and peepholes.
1886 2008-03-12 Paul Brook <paul@codesourcery.com>
1888 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1890 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.md (int_cond): New code iterator.
1894 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1895 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1896 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1897 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1898 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1899 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1900 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1901 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1903 2008-03-12 Paul Brook <paul@codesourcery.com>
1905 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1906 instead of {arm,thumb}_compute_save_reg_mask.
1907 (output_return_instruction): Ditto.
1908 (thumb_unexpanded_epilogue): Ditto.
1909 (thumb1_expand_prologue): Ditto.
1910 (thumb1_output_function_prologue): Ditto.
1911 (arm_set_return_address): Ditto.
1912 (thumb_set_return_address): Ditto.
1913 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1914 regs to achieve stack alignment.
1915 (thumb1_compute_save_reg_mask): Fix compiler warning.
1916 (arm_output_epilogue): Use offsets->saved_regs_mask.
1917 Adjust stack pointer by poping call clobered registers.
1918 (arm_expand_prologue): Use offsets->saved_regs_mask.
1919 Adjust stack pointer by pushing extra registers.
1920 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1922 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1925 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1926 conversion to the operands of a multiplication.
1928 2008-03-12 Richard Guenther <rguenther@suse.de>
1930 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1931 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1932 * timevar.def (TV_TREE_PHIPROP): Add.
1933 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1934 pass description. Use TV_TREE_PHIPROP.
1935 * tree-ssa-forwprop.c: Remove phiprop code.
1937 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1940 * omp-low.c (maybe_lookup_decl): Constify first argument.
1941 (use_pointer_for_field): Change last argument from bool to
1942 omp_context *. Disallow shared copy-in/out in nested
1943 parallel if decl is shared in outer parallel too.
1944 (build_outer_var_ref, scan_sharing_clauses,
1945 lower_rec_input_clauses, lower_copyprivate_clauses,
1946 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1948 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1949 Ira Rosen <irar@il.ibm.com>
1951 * tree-vectorizer.c (free_stmt_vec_info): New function.
1952 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1953 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1954 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1955 * tree-vect-transform.c (vectorizable_conversion): Free
1956 vec_oprnds0 if it was allocated.
1957 (vect_permute_store_chain): Remove unused VECs.
1958 (vectorizable_store): Free VECs that are allocated in the..
1960 (vect_transform_strided_load, vectorizable_load): Likewise.
1961 (vect_remove_stores): Simplify the code.
1962 (vect_transform_loop): Move code to vect_remove_stores().
1963 Call vect_remove_stores() and free_stmt_vec_info().
1965 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1967 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1968 TARGET_HPUX. Revise comment.
1969 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1970 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1971 Use sr4 variant of `be' instruction when not generating PIC code.
1972 (attr_length_call): Adjust for above change.
1974 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1976 * ipa-reference.c (static_execute): Remove module_statics_const and
1977 associated setting code.
1979 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1983 predicate for operand 1.
1984 (paritysi2_cmp): Use register_operand predicate for operand 2.
1985 Use earlyclobber modifier for operand 1. Remove support for
1987 (paritydi2_cmp): Use register_operand predicate for operand 3.
1988 Use earlyclobber modifier for operand 1. Remove support for
1991 2008-03-11 Paul Brook <paul@codesourcery.com>
1992 Vladimir Prus <vladimir@codesourcery.com>
1994 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1995 (arm_compute_save_reg0_reg12_mask): Always
1996 check if register 11 must be saved. Always safe hard frame pointer
1997 when frame_pointer_needeed.
1998 (arm_compute_save_reg_mask): Save IP and PC
1999 only with apcs frames.
2000 (arm_output_epilogue): Adjust Thumb2 codepath to
2001 be also invoked and work for ARM non-apcs frames.
2002 (arm_expand_prologue): Don't bother saving IP
2003 for non-apcs frame, since it's not clobbered by
2004 prologue code. Implement non-apcs frame
2007 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2009 PR rtl-optimization/35281
2010 * expr.c (convert_move): Use a new pseudo for the intermediate
2011 from_mode->word_mode result.
2013 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2015 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2016 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2017 * toplev.c (compile_file): Don't call it.
2019 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2022 * expr.c (store_expr): Call emit_block_move if the mode
2023 of "temp" RTX is BLKmode.
2025 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2026 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/31358
2029 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2030 the step with a NULL_TREE.
2031 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2032 to sizetype if type is a pointer type.
2033 (add_candidate_1): Don't convert the base and step to
2034 the generic type if the orginal type is a pointer type.
2035 (add_iv_value_candidates): Use sizetype for the step
2036 if type is a pointer type.
2037 (cand_value_at): Likewise.
2038 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2040 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2041 Don't convert the tem affine to the type.
2042 (add_elt_to_tree): Use sizetype for the step if a pointer.
2043 Use POINTER_PLUS_EXPR for pointers.
2044 (aff_combination_to_tree): Use sizetype for the step if a
2047 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2049 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2050 Remove commutativity hint.
2052 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2056 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2057 errorneous type. Check that v is a VAR_DECL.
2060 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2062 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2064 PR tree-optimization/35494
2065 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2066 may be overriden at link and run time.
2068 2008-03-10 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/34677
2071 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2072 (poolify_tree): Likewise.
2073 (modify_expr_template): Likewise.
2074 (poolify_modify_stmt): Likewise.
2075 (insert_fake_stores): Handle all component-ref style stores
2076 in addition to INDIRECT_REF. Also handle complex types.
2077 Do not poolify the inserted load.
2078 (realify_fake_stores): Do not rebuild the tree but only
2079 make it a SSA_NAME copy.
2080 (init_pre): Remove initialzation of modify_expr_template.
2081 Do not allocate modify_expr_node_pool.
2082 (fini_pre): Do not free modify_expr_node_pool.
2084 2008-03-10 Paul Brook <paul@codesourcery.com>
2086 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2089 2008-03-10 Paul Brook <paul@codesourcery.com>
2090 Mark Shinwell <shinwell@codesourcery.com>
2092 * config/arm/cortex-r4.md: New.
2093 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2095 * config/arm/arm.md: Include cortex-r4.md.
2096 (insn): Add smmls, sdiv and udiv values.
2097 (generic_sched): Don't use generic scheduling for Cortex-R4.
2098 (arm_issue_rate): New function.
2099 (TARGET_SCHED_ISSUE_RATE): Define.
2101 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2103 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2105 2008-03-10 Richard Guenther <rguenther@suse.de>
2107 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2108 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2110 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2112 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2113 Set default to true.
2115 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2117 * c.opt (Wsynth): Deprecate.
2118 * doc/invoke.texi (Option Summary, Warning Options): Document
2119 -Wno-format-contains-nul.
2121 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2125 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2127 2008-03-09 Ira Rosen <irar@il.ibm.com>
2129 * config/rs6000/rs6000.c (builtin_description): Rename vector
2130 left shift operations.
2131 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2132 (altivec_vsl<VI_char>): Rename to ...
2133 (ashl<mode>3): ... new name.
2134 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2136 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2138 2008-03-08 Richard Guenther <rguenther@suse.de>
2140 * coverage.h (tree_coverage_counter_addr): Declare.
2141 * coverage.c (tree_coverage_counter_addr): New function.
2142 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2144 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2145 (tree_gen_one_value_profiler): Likewise.
2146 (tree_gen_ic_profiler): Likewise.
2147 (tree_gen_average_profiler): Likewise.
2148 (tree_gen_ior_profiler): Likewise.
2150 2008-03-08 Richard Guenther <rguenther@suse.de>
2152 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2153 (vn_binary_op_insert): Likewise.
2154 (vn_unary_op_lookup): Likewise.
2155 (vn_unary_op_insert): Likewise.
2156 (vn_nary_op_lookup): Declare.
2157 (vn_nary_op_insert): Likewise.
2158 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2159 and binary hashes, use a single obstack for unary_op_pool
2161 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2162 a single struct vn_nary_op_s. Store tree code length and
2163 a variable number of operands.
2164 (struct vn_reference_op_struct): Remove unused op2.
2165 (vn_reference_op_eq): Do not compare op2.
2166 (vn_reference_op_compute_hash): Do not compute hash of op2.
2167 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2168 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2169 with vn_nary_op_compute_hash.
2170 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2171 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2173 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2175 (visit_unary_op): Call nary functions.
2176 (visit_binary_op): Likewise.
2177 (process_scc): Adjust for struct vn_tables_s changes.
2178 (allocate_vn_table): Likewise.
2179 (free_vn_table): Likewise.
2180 * tree-vn.c (vn_add): Call nary functions.
2181 (vn_lookup): Likewise.
2183 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2186 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2187 wdst back after sync_compare_and_swapqhi_internal.
2189 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386-modes.def (V1DI): New vector mode.
2193 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2194 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2195 (MMXMODE248): Ditto.
2196 (MMXMODE): Add V1DI mode.
2197 (mmxvecsize): Change DI mode to V1DI mode.
2198 ("mov<mode>): Use MMXMODEI8 mode iterator.
2199 ("*mov<mode>_internal_rex64"): Ditto.
2200 ("*mov<mode>_internal"): Ditto.
2201 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2202 ("mmx_sub<mode>3"): Ditto.
2203 ("mmx_adddi3"): Remove insn pattern.
2204 ("mmx_subdi3"): Ditto.
2205 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2206 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2207 ("mmx_ashl<mode>3"): Ditto.
2208 ("mmx_lshrdi3"): Remove insn pattern.
2209 ("mmx_ashldi3"): Ditto.
2210 * config/i386/i386.c (classify_argument): Handle V1DImode.
2211 (function_arg_advance_32): Ditto.
2212 (function_arg_32): Ditto.
2213 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2214 mmx_addv1di3 insn pattern.
2215 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2216 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2217 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2218 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2219 Remove definitions of built-in functions.
2220 (V1DI_type_node): New node.
2221 (v1di_ftype_v1di_int): Ditto.
2222 (v1di_ftype_v1di_v1di): Ditto.
2223 (v2si_ftype_v2si_si): Ditto.
2224 (v4hi_ftype_v4hi_di): Remove node.
2225 (v2si_ftype_v2si_di): Ditto.
2226 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2227 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2228 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2229 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2230 Add new builtins using def_builtin_const.
2231 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2232 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2233 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2234 * config/i386/mmintrin.h (__v1di): New typedef.
2235 (_mm_add_si64): Cast arguments to __v1di type.
2236 (_mm_sub_si64): Ditto.
2237 (_mm_sll_pi16): Cast __count to __v4hi type.
2238 (_mm_sll_pi32): Cast __count to __v2si type.
2239 (_mm_sll_si64): Cast arguments to __v1di type.
2240 (_mm_srl_pi16): Cast __count to __v4hi type.
2241 (_mm_srl_pi32): Cast __count to __v2si type.
2242 (_mm_srl_si64): Cast arguments to __v1di type.
2243 (_mm_sra_pi16): Cast __count to __v4hi type.
2244 (_mm_sra_pi32): Cast __count to __v2si type.
2245 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2246 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2247 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2248 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2249 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2250 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2251 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2252 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2253 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2254 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2255 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2256 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2258 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2260 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2262 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2265 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2266 reg+const addressing for Altivec modes. Don't generate reg+reg
2267 addressing for TFmode or TDmode quantities.
2269 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2271 * c-common.c (vector_types_convertible_p): Call langhook
2272 instead of comptypes.
2274 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2277 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2278 integral and scalar float variables which have a
2281 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2283 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2284 dwarf_register_span hook when emitting unwind information for
2285 register-to-memory saves.
2286 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2287 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2289 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2291 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2292 for the same VAR_DECL.
2294 2008-03-06 Tom Tromey <tromey@redhat.com>
2297 * doc/standards.texi (Standards): Don't mention treelang.
2298 * doc/invoke.texi (Overall Options): Don't mention treelang.
2299 * doc/install.texi (Prerequisites): Don't mention bison or
2301 (Configuration): Don't mention treelang.
2302 (Building): Likewise.
2303 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2305 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2307 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2308 word-extractions out of a multi-word object.
2310 2008-03-06 Richard Guenther <rguenther@suse.de>
2312 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2313 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2314 result type and precision.
2315 * expr.c (get_inner_reference): Set unsignedp based on the result
2316 type of BIT_FIELD_REF.
2317 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2318 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2319 (try_instantiate_multiple_fields): Likewise. Use the correct type
2321 (sra_build_assignment): Likewise.
2322 (sra_build_elt_assignment): Likewise.
2323 (sra_explode_bitfield_assignment): Likewise.
2324 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2325 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2326 set BIT_FIELD_REF_UNSIGNED.
2327 (vectorizable_load): Likewise.
2329 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2331 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2334 2008-03-06 Richard Guenther <rguenther@suse.de>
2336 * alias.c (struct alias_set_entry): Move has_zero_child field
2337 to pack with alias_set.
2339 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2344 2008-03-05 Ian Lance Taylor <iant@google.com>
2346 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2348 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2350 * fwprop.c (update_df): Support width and offset parameters of
2352 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2353 global_conflicts): Change DF_REF_EXTRACT to either
2354 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2355 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2356 * df-scan.c (df_ref_record, df_defs_record,
2357 df_ref_create_structure, df_def_record_1, df_uses_record,
2358 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2359 df_bb_refs_collect, df_entry_block_defs_collect,
2360 df_exit_block_uses_collect): Support new width and offset fields.
2361 (ref_extract_pool): New storage pool.
2362 (df_free_ref): New function.
2363 (df_reg_chain_unlink, df_free_collection_rec,
2364 df_sort_and_compress_refs): Call df_free_ref.
2365 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2367 (df_ref_create_structure): Allocate df_ref_extract if offset and
2368 width fields are used.
2369 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2370 (df_uses_record): Get offset and width from ZERO_EXTRACT
2372 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2373 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2374 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2375 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2376 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2377 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2378 (df_ref_extract): New structure.
2379 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2380 (df_ref_create): Add width and offset parameters.
2382 2008-03-05 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2385 Use ranges_overlap_p.
2386 (offset_overlaps_with_access): Rename
2387 to ranges_overlap_p and move ...
2388 * tree-flow-inline.h (ranges_overlap_p): ... here.
2390 * tree.h (get_inner_reference, handled_component_p): Update
2393 * tree.h (record_component_aliases, get_alias_set,
2394 alias_sets_conflict_p, alias_sets_must_conflict_p,
2395 objects_must_conflict_p): Move declarations ...
2396 * alias.h (record_component_aliases, get_alias_set,
2397 alias_sets_conflict_p, alias_sets_must_conflict_p,
2398 objects_must_conflict_p): ... here.
2399 Include coretypes.h.
2400 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2402 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2404 * cfg.c: Include tree-flow.h.
2405 (remove_edge_raw): Call redirect_edge_var_map_clear.
2406 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2407 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2408 (redirect_edge_var_map_result): New.
2409 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2410 PENDING_STMT use with redirect_edge_var_map_*.
2411 * tree-ssa.c (edge_var_maps): New definition.
2412 (redirect_edge_var_map_add): New.
2413 (redirect_edge_var_map_clear): New.
2414 (redirect_edge_var_map_dup): New.
2415 (redirect_edge_var_map_vector): New.
2416 (redirect_edge_var_map_destroy): New.
2417 (ssa_redirect_edge): Replace PENDING_STMT use with
2418 redirect_edge_var_map_*.
2419 (flush_pending_stmts): Same.
2420 (delete_tree_ssa): Destroy edge var map.
2421 * tree-flow.h (struct _edge_var_map): New.
2422 Define edge_var_map vector type.
2423 Declare redirect_edge_var_map_* prototypes.
2424 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2425 * tree-cfg.c (reinstall_phi_args): Replace
2426 PENDING_STMT use with redirect_edge_var_map_*.
2428 2008-03-05 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/35472
2431 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2432 whose single use_stmt has a overlapping set of loaded and
2433 stored symbols as that use_stmt might be a noop assignment then.
2435 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2437 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2439 2008-03-05 Richard Guenther <rguenther@suse.de>
2442 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2443 should be constants.
2444 * tree-cfg.c (verify_expr): Verify it.
2445 * fold-const.c (fold_truthop): Remove code generating
2446 BIT_FIELD_REFs of structure bases.
2447 (fold_binary): Likewise.
2448 (fold_ternary): Position and size of BIT_FIELD_REFs are
2449 always host integers.
2450 (make_bit_field_ref): Remove.
2451 (optimize_bit_field_compare): Remove.
2452 (all_ones_mask_p): Remove.
2454 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2457 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2458 (split_block_and_df_analyze): New. Split basic block and rebuild
2460 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2462 (split_pattern_seq): Likewise.
2463 (erase_matching_seqs): Likewise.
2464 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2466 2008-03-04 Geoff Keating <geoffk@apple.com>
2468 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2469 declaration and code.
2470 (tree_invalid_nonnegative_warnv_p): Likewise.
2472 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2474 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2475 examples. Truncate option-names then causing overfull hbox.
2477 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2480 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2482 * configure: Rebuilt.
2484 2008-03-04 Rafael Espindola <espindola@google.com>
2486 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2487 (tree_unary_nonnegative_warnv_p): New.
2488 (tree_binary_nonnegative_warnv_p): New.
2489 (tree_single_nonnegative_warnv_p): New.
2490 (tree_invalid_nonnegative_warnv_p): New.
2491 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2493 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2496 * opts.c (handle_option): Postpone 'unknown option' errors only for
2499 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2502 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2505 2008-03-04 Rafael Espindola <espindola@google.com>
2507 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2508 (tree_binary_nonzero_warnv_p): New.
2509 (tree_single_nonzero_warnv_p): New.
2510 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2512 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2515 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2516 transformations for modes that have signed zeros.
2517 * ifcvt.c (noce_try_abs): Ditto.
2519 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2521 * config/i386/i386.c (override_options): Force
2522 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2524 2008-03-04 Jan Hubicka <jh@suse.cz>
2527 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2530 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2532 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2533 label to probe the stack.
2535 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2537 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2538 (__gthr_win32_mutex_destroy): Declare.
2539 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2540 __gthr_win32_mutex_destroy.
2541 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2543 2008-03-03 Jan Hubicka <jh@suse.cz>
2546 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2547 aggressive on inlining cold calls.
2549 2008-03-03 Richard Guenther <rguenther@suse.de>
2551 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2552 struct copies into the expression table.
2553 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2554 (try_to_simplify): Likewise.
2555 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2556 integral and pointer arguments which do not change the
2557 precision to NOP_EXPRs.
2558 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2559 VIEW_CONVERT_EXPR case.
2561 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2563 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2564 defined in a loop at depth 0 is invariant.
2565 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2566 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2567 be called at loop depth 0.
2569 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2572 * gcc.c (process_command): Update copyright notice dates.
2573 * gcov.c (print_version): Likewise.
2574 * gcov-dump.c (print_version): Likewise.
2575 * mips-tfile.c (main): Likewise.
2576 * mips-tdump.c (main): Likewise.
2578 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2581 * c-common.c (flag_permissive): Delete.
2582 (constant_expression_warnings): Check flags first.
2583 (constant_expression_error): New.
2584 * c-common.h (flag_permissive): Delete.
2585 (constant_expression_error): Declare.
2586 * flags.h (flag_permissive): Declare. Update description.
2587 * diagnostic.c (pedwarn): Update.
2589 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2590 (permissive_error_kind): New.
2591 * toplev.c (flag_permissive): Define. Update description.
2592 * toplev.h (permissive_error_kind): Declare.
2593 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2594 (pedwarn_c90): Use pedantic_warning_kind.
2595 * c-opts.c (c_common_post_options): flag_permissive does not affect
2596 flag_pedantic_errors.
2598 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2600 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2601 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2602 __absvsi2, __absvDI2): Use unsigned arithmetic.
2604 2008-03-02 Andi Kleen <ak@suse.de>
2605 Richard Guenther <rguenther@suse.de>
2607 * struct-equiv.c: Remove file.
2608 * cfg_cleanup.c (condjump_equiv_p): Remove.
2609 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2610 (struct-equiv.o): Remove rule.
2611 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2612 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2613 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2615 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2617 * ifcvt.c (noce_process_if_block): Try to handle only the then
2618 block if the else block exists but isn't suitable.
2620 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2623 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2624 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2625 regression from previous patch.
2627 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2630 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2632 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2633 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2634 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2635 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2636 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2637 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2638 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2639 (__gthread_mutex_destroy_function): Rename to
2640 __gthread_mutex_destroy.
2641 * gthr-dce.h (__gthread_mutex_destroy): Call
2642 pthread_mutex_destroy.
2643 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2644 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2645 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2647 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2649 * df-scan.c (df_ref_chain_change_bb): Simplify.
2650 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2651 set_block_for_insn if there's any change.
2652 * df.h ((df_insn_change_bb): Fix prototype.
2653 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2654 df_insn_change_bb, don't call set_block_for_insn.
2655 * emit-rtl.c (reorder_insns): Likewise.
2656 * haifa-sched.c (move_insn): Likewise.
2658 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2660 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2662 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2664 * tree-flow-inline.h (next_readonly_imm_use): Return
2665 NULL_USE_OPERAND_P after the end.
2667 2008-03-01 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/35411
2670 * tree-sra.c (sra_build_assignment): Split conversion to
2671 final type to a separate statement if we are not assigning
2674 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2676 * fold-const.c (fold_convertible_p): Correct the logic to follow
2677 that in fold_convert().
2679 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2682 * tree-inline.c (build_duplicate_type): When we make a
2683 duplicate type, make it unique in the canonical types system.
2685 2008-02-29 Tom Tromey <tromey@redhat.com>
2687 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2688 input_file_stack_history, input_file_stack_restored): Remove.
2689 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2690 * input.h (struct file_stack): Remove.
2691 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2692 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2694 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2696 (diagnostic_last_module_changed): Add 'map' argument.
2697 (diagnostic_set_last_function): Likewise.
2698 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2699 line map, not input_file_stack.
2700 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2702 2008-02-29 Paul Brook <paul@codesourcery.com>
2704 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2706 2008-02-29 Paul Brook <paul@codesourcery.com>
2708 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2710 2008-02-29 Richard Guenther <rguenther@suse.de>
2712 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2714 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2715 value for comparing for a store match.
2716 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2717 (try_to_simplify): Do not do a full-blown reference lookup.
2719 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2721 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2722 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2724 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2726 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2728 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2729 strides against cache sizes.
2731 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2733 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2736 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2738 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2739 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2740 is smaller than the original promoted value.
2741 (simplify_subreg): If OP is a SUBREG, try to preserve its
2742 SUBREG_PROMOTED_VAR_P information.
2744 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2746 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2747 (VN_INFO_GET): Allocate new objects on the obstack.
2748 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2749 for rpo_numbers_temp, for consistency.
2750 (free_scc_vn): Free the obstack.
2752 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2754 * doc/invoke.texi: Document -ftree-loop-distribution.
2755 * tree-loop-distribution.c: New.
2756 * tree-pass.h (pass_loop_distribution): New.
2757 * graphds.h (struct graph): Add htab_t indices.
2758 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2759 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2760 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2761 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2762 * tree-data-ref.c (debug_data_dependence_relations): New.
2763 (dump_data_dependence_relation): Also print data references.
2764 (free_data_ref): Extern.
2765 (same_access_functions): Moved...
2766 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2767 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2768 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2769 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2770 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2771 (stmts_from_loop): Skip LABEL_EXPR.
2772 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2774 (build_rdg): Initialize rdg->indices htab.
2775 (free_rdg, stores_from_loop, ref_base_address,
2776 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2777 have_similar_memory_accesses_1, ref_base_address_1,
2778 remove_similar_memory_refs): New.
2779 * tree-data-ref.h: Depend on tree-chrec.h.
2780 (debug_data_dependence_relations, free_data_ref): Declared.
2781 (same_access_functions): ... here.
2782 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2784 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2785 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2786 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2787 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2788 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2789 rdg_vertex_for_stmt): Declared.
2790 (struct rdg_edge): Add level.
2792 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2793 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2795 (rdg_has_similar_memory_accesses): New.
2796 * tree-vect-analyze.c: Remove unused static decls.
2797 * lambda.h (dependence_level): New.
2798 * common.opt (ftree-loop-distribution): New.
2799 * tree-flow.h (mark_virtual_ops_in_bb,
2800 slpeel_tree_duplicate_loop_to_edge_cfg,
2801 rename_variables_in_loop): Declared.
2802 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2803 (OBJS-common): Add tree-loop-distribution.o.
2804 (tree-loop-distribution.o): New rule.
2805 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2806 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2807 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2809 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2812 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2813 other than structures and unions.
2815 2008-02-28 Richard Guenther <rguenther@suse.de>
2818 2008-02-26 Richard Guenther <rguenther@suse.de>
2820 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2821 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2822 (lookup_decl_from_uid): Declare.
2823 (remove_decl_from_map): Likewise.
2824 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2825 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2826 (decl_for_uid_map): New global hashtable mapping DECL_UID
2828 (init_ttree): Allocate it.
2829 (insert_decl_to_uid_decl_map): New helper function.
2830 (make_node_stat): Insert new decls into the map.
2831 (copy_node_stat): Likewise.
2832 (lookup_decl_from_uid): New function.
2833 (remove_decl_from_map): Likewise.
2834 (print_decl_for_uid_map_statistics): New helper.
2835 (dump_tree_statistics): Call it.
2837 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2838 (referenced_var_iterator): Adjust.
2839 (FOR_EACH_REFERENCED_VAR): Adjust.
2840 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2841 (num_referenced_vars): Adjust.
2842 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2843 (first_referenced_var): Remove.
2844 (end_referenced_vars_p): Likewise.
2845 (next_referenced_var): Likewise.
2846 (referenced_var_iterator_set): New helper function.
2847 * tree-dfa.c (referenced_var_lookup): Adjust.
2848 (referenced_var_check_and_insert): Likewise.
2849 (remove_referenced_var): Likewise.
2850 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2851 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2852 (verify_call_clobbering): Likewise.
2853 (verify_memory_partitions): Likewise.
2854 (init_tree_ssa): Allocate bitmap instead of hashtable for
2856 (delete_tree_ssa): Adjust.
2857 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2858 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2859 (compute_tag_properties): Likewise.
2860 (set_initial_properties): Likewise.
2861 (find_partition_for): Likewise.
2862 (update_reference_counts): Likewise.
2863 (dump_may_aliases_for): Likewise.
2864 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2865 (add_call_clobber_ops): Likewise.
2866 (add_call_read_ops): Likewise.
2867 (get_asm_expr_operands): Likewise.
2868 * tree-into-ssa.c (dump_decl_set): Likewise.
2869 (update_ssa): Likewise.
2870 * tree-sra.c (scan_function): Likewise.
2871 (decide_instantiations): Likewise.
2872 (scalarize_parms): Likewise.
2873 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2874 (dsa_named_for): Likewise.
2875 * tree-ssa-structalias.c (update_alias_info): Likewise.
2876 (merge_smts_into): Likewise.
2878 2008-02-27 David Daney <ddaney@avtrex.com>
2881 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2882 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2883 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2884 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2885 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2887 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2890 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2891 (BUILT_IN_NEXTTOWARD): Remove.
2892 (BUILT_IN_NEXTTOWARDF): Ditto.
2893 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2894 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2896 2008-02-27 Tom Tromey <tromey@redhat.com>
2898 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2899 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2901 2008-02-27 Jan Beulich <jbeulich@novell.com>
2903 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2904 update the respective field on newdecl.
2906 2008-02-27 Revital Eres <eres@il.ibm.com>
2908 PR rtl-optimization/34999
2909 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2910 crossing edges that ends with a call insn.
2911 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2912 call insn and clear the EDGE_CROSSING flag of the crossing edge
2913 when fixing fallthru edges.
2915 2008-02-27 Richard Guenther <rguenther@suse.de>
2918 * fold-const.c (fold_unary): Return the correct argument,
2919 converted to the result type.
2921 2008-02-27 Richard Guenther <rguenther@suse.de>
2924 * expr.c (expand_expr_real_1): Assert on rotates that operate
2926 * fold-const.c (fold_binary): Use the types precision, not the
2927 bitsize of the mode if folding rotate expressions. Build rotates
2928 only for full modes.
2930 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2932 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2934 * c-pragma.c (pragma_ns_name): New typedef.
2935 (registered_pp_pragmas): New variable.
2936 (c_pp_lookup_pragma): New function.
2937 (c_register_pragma_1): If flag_preprocess_only, do nothing
2938 for non-expanded pragmas, for expanded ones push pragma's
2939 namespace and name into registered_pp_pragmas vector.
2940 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2941 flag_preprocess_only, don't register GCC pch_preprocess
2942 pragma if flag_preprocess_only.
2943 * c-opts.c (c_common_init): Call init_pragma even if
2944 flag_preprocess_only.
2945 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2946 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2947 cpp_register_pragma if flag_preprocess_only.
2949 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2952 * c-parser.c (c_parser_translation_unit): Warn for empty
2953 translation unit, not empty source file.
2955 2008-02-26 Paul Brook <paul@codesourcery.com>
2957 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2958 operand for Thumb-2.
2959 * config/arm/arm.h (reg_class): Add CORE_REGS.
2960 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2961 (BASE_REG_CLASS): Use CORE_REGS.
2962 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2963 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2964 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2965 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2966 ARM_REGNO_OK_FOR_INDEX_P.
2967 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2968 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2969 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2970 (ldm/stm peepholes): Ditto.
2971 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2972 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2973 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2974 * config/arm/constraints.md: Enable "k" constraint on ARM.
2976 2008-02-27 Ben Elliston <bje@au.ibm.com>
2978 * config/rs6000/rs6000.c: Annotate cache line size field in all
2979 instances of struct processor_costs.
2981 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2983 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2984 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2985 jump_bypass): New counters.
2986 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2987 * dce.c (gate_ud_dce): Same.
2988 (gate_fast_dce): Same.
2989 * dse.c (gate_dse1): New function.
2990 (gate_dse2): New function.
2991 (gate_dse): Merge results of new gate functions.
2992 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2993 (gate_handle_jump_bypass): Add dbg_cnt.
2994 (gate_handle_gcse): Add dbg_cnt.
2995 * ifcvt.c (gate_handle_if_conversion): Same.
2996 (gate_handle_if_after_combine): Same.
2997 (gate_handle_if_after_reload): Same.
2998 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3000 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3002 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3004 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3006 2008-02-26 Jason Merrill <jason@redhat.com>
3009 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3010 alone if it's the naming decl for the type's main variant.
3012 2008-02-26 Tom Tromey <tromey@redhat.com>
3014 * system.h (USE_MAPPED_LOCATION): Poison.
3015 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3016 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3017 (make_goto_expr_edges): Likewise.
3018 (remove_bb): Likewise.
3019 (execute_warn_function_return): Likewise.
3020 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3022 * c-common.c (fname_decl): Remove old location code.
3023 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3025 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3027 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3028 (gen_rtx_ASM_INPUT): Likewise.
3029 (gen_rtx_ASM_INPUT_loc): Likewise.
3030 (get_rtx_asm_OPERANDS): Remove.
3031 * cfglayout.c (insn_locators_alloc): Remove old location code.
3032 (set_curr_insn_source_location): Likewise.
3033 (curr_insn_locator): Likewise.
3034 * print-tree.c (print_node): Remove old location code.
3035 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3036 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3037 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3038 location_from_locus.
3039 (construct_exit_block): Remove old location code.
3040 * emit-rtl.c (force_next_line_note): Remove old location code.
3041 * profile.c (branch_prob): Remove old location code.
3042 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3043 LOC_LINE): Remove old-location variants.
3044 * langhooks.c (lhd_print_error_function): Remove old location
3046 * configure, config.in: Rebuilt.
3047 * configure.ac (--enable-mapped-location): Remove.
3048 * c-decl.c (c_init_decl_processing): Remove old location code.
3049 (finish_function): Likewise.
3050 * recog.c (decode_asm_operands): Remove old location code.
3051 * c-pch.c (c_common_read_pch): Remove old location code.
3052 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3054 * gimple-low.c (lower_function_body): Remove old location code.
3055 * toplev.c (unknown_location): Remove.
3056 (push_srcloc): Remove old-location variant.
3057 (process_options): Remove old location code.
3058 (lang_dependent_init): Likewise.
3059 * input.h (UNKNOWN_LOCATION): Move definition.
3060 (location_t): Undeprecate.
3061 (source_locus): Remove.
3062 (location_from_locus): Remove.
3063 (struct location_s): Remove.
3064 Remove all old-location code.
3065 (input_line, input_filename): Remove.
3066 * final.c (final_scan_insn): Remove old location code.
3067 * diagnostic.c (diagnostic_build_prefix): Remove
3068 USE_MAPPED_LOCATION test.
3069 * tree.h (gimple_stmt) <locus>: Now a location_t.
3070 (tree_exp) <locus>: Likewise.
3071 (DECL_IS_BUILTIN): Remove old-location variant.
3072 (annotate_with_file_line, annotate_with_locus): Likewise.
3073 (expr_locus, set_expr_locus): Update.
3074 * tree.c (build1_stat): Remove old location code.
3075 (last_annotated_node): Remove.
3076 (annotate_with_file_line): Remove old-location variant.
3077 (annotate_with_locus): Likewise.
3078 (expr_location): Remove old location code.
3079 (set_expr_location): Likewise.
3080 (expr_has_location): Likewise.
3081 (expr_locus): Likewise.
3082 (set_expr_locus): Likewise.
3083 (expr_filename): Don't use location_from_locus.
3084 (expr_lineno): Likewise.
3085 * rtl-error.c (location_for_asm): Remove old location code.
3086 * c-lex.c (cb_line_change): Remove old location code.
3087 (fe_file_change): Likewise.
3088 (cb_def_pragma): Likewise.
3089 (c_lex_with_flags): Likewise.
3090 * gengtype.c (do_typedef): Don't special-case location types.
3091 (define_location_structures): Remove.
3092 (main): Don't call define_location_structures.
3093 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3096 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3099 * builtins.def (BUILT_IN_STDARG_START): Remove.
3100 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3101 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3102 * tree-inline.c (inline_forbidden_p_1): Likewise.
3104 2008-02-26 Richard Guenther <rguenther@suse.de>
3106 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3107 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3108 (lookup_decl_from_uid): Declare.
3109 (remove_decl_from_map): Likewise.
3110 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3111 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3112 (decl_for_uid_map): New global hashtable mapping DECL_UID
3114 (init_ttree): Allocate it.
3115 (insert_decl_to_uid_decl_map): New helper function.
3116 (make_node_stat): Insert new decls into the map.
3117 (copy_node_stat): Likewise.
3118 (lookup_decl_from_uid): New function.
3119 (remove_decl_from_map): Likewise.
3120 (print_decl_for_uid_map_statistics): New helper.
3121 (dump_tree_statistics): Call it.
3123 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3124 (referenced_var_iterator): Adjust.
3125 (FOR_EACH_REFERENCED_VAR): Adjust.
3126 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3127 (num_referenced_vars): Adjust.
3128 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3129 (first_referenced_var): Remove.
3130 (end_referenced_vars_p): Likewise.
3131 (next_referenced_var): Likewise.
3132 (referenced_var_iterator_set): New helper function.
3133 * tree-dfa.c (referenced_var_lookup): Adjust.
3134 (referenced_var_check_and_insert): Likewise.
3135 (remove_referenced_var): Likewise.
3136 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3137 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3138 (verify_call_clobbering): Likewise.
3139 (verify_memory_partitions): Likewise.
3140 (init_tree_ssa): Allocate bitmap instead of hashtable for
3142 (delete_tree_ssa): Adjust.
3143 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3144 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3145 (compute_tag_properties): Likewise.
3146 (set_initial_properties): Likewise.
3147 (find_partition_for): Likewise.
3148 (update_reference_counts): Likewise.
3149 (dump_may_aliases_for): Likewise.
3150 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3151 (add_call_clobber_ops): Likewise.
3152 (add_call_read_ops): Likewise.
3153 (get_asm_expr_operands): Likewise.
3154 * tree-into-ssa.c (dump_decl_set): Likewise.
3155 (update_ssa): Likewise.
3156 * tree-sra.c (scan_function): Likewise.
3157 (decide_instantiations): Likewise.
3158 (scalarize_parms): Likewise.
3159 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3160 (dsa_named_for): Likewise.
3161 * tree-ssa-structalias.c (update_alias_info): Likewise.
3162 (merge_smts_into): Likewise.
3164 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3167 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3168 * c-opts.c (c_common_handle_option): Wall enables
3169 Wvolatile-register-var.
3170 * common.opt: Move Wvolatile-register-var to...
3173 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3175 * common.opt (Wlarger-than=): New.
3176 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3178 * opts.c (common_handle_option): Handle -Wlarger-than=.
3179 * optc-gen.awk: Likewise.
3180 * opth-gen.awk: Likewise.
3181 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3182 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3184 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3186 * c-common.c (match_case_to_enum_1): Add appropriate
3187 OPT_W* parameter to warning.
3188 (c_do_switch_warnings): Likewise.
3189 * c-typeck.c (warning_init): Add one more parameter following
3191 (push_init_level): Update call to warning_init.
3192 (pop_init_level): Likewise.
3193 (add_pending_init): Likewise.
3194 (output_init_element: Likewise.
3196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3199 * toplev.c (toplev_main): If there are warnings or error, print
3200 errors for ignored options.
3201 * opts.c (ignored_options): New static variable.
3202 (postpone_unknown_option_error): New.
3203 (print_ignored_options): New.
3204 (handle_option): Postpone errors for unknown -Wno-* options.
3205 * opts.h (print_ignored_options): Declare.
3207 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3209 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3212 2008-02-25 Richard Guenther <rguenther@suse.de>
3215 2008-02-25 Richard Guenther <rguenther@suse.de>
3217 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3218 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3219 (lookup_decl_from_uid): Declare.
3220 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3221 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3222 (decl_for_uid_map): New global hashtable mapping DECL_UID
3224 (init_ttree): Allocate it.
3225 (insert_decl_to_uid_decl_map): New helper function.
3226 (make_node_stat): Insert new decls into the map.
3227 (copy_node_stat): Likewise.
3228 (lookup_decl_from_uid): New function.
3229 (print_decl_for_uid_map_statistics): New helper.
3230 (dump_tree_statistics): Call it.
3232 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3233 (referenced_var_iterator): Adjust.
3234 (FOR_EACH_REFERENCED_VAR): Adjust.
3235 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3236 (num_referenced_vars): Adjust.
3237 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3238 (first_referenced_var): Remove.
3239 (end_referenced_vars_p): Likewise.
3240 (next_referenced_var): Likewise.
3241 (referenced_var_iterator_set): New helper function.
3242 * tree-dfa.c (referenced_var_lookup): Adjust.
3243 (referenced_var_check_and_insert): Likewise.
3244 (remove_referenced_var): Likewise.
3245 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3246 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3247 (verify_call_clobbering): Likewise.
3248 (verify_memory_partitions): Likewise.
3249 (init_tree_ssa): Allocate bitmap instead of hashtable for
3251 (delete_tree_ssa): Adjust.
3252 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3253 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3254 (compute_tag_properties): Likewise.
3255 (set_initial_properties): Likewise.
3256 (find_partition_for): Likewise.
3257 (update_reference_counts): Likewise.
3258 (dump_may_aliases_for): Likewise.
3259 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3260 (add_call_clobber_ops): Likewise.
3261 (add_call_read_ops): Likewise.
3262 (get_asm_expr_operands): Likewise.
3263 * tree-into-ssa.c (dump_decl_set): Likewise.
3264 (update_ssa): Likewise.
3265 * tree-sra.c (scan_function): Likewise.
3266 (decide_instantiations): Likewise.
3267 (scalarize_parms): Likewise.
3268 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3269 (dsa_named_for): Likewise.
3270 * tree-ssa-structalias.c (update_alias_info): Likewise.
3271 (merge_smts_into): Likewise.
3273 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3276 * doc/invoke.texi (-fcx-limited-range): Document new option.
3277 * toplev.c (process_options): Handle -fcx-fortran-rules.
3278 * common.opt: Add documentation for -fcx-fortran-rules.
3280 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3283 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3284 actual behaviour and C99.
3286 2008-02-26 Ben Elliston <bje@au.ibm.com>
3288 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3289 (ASM_CPU_POWER6_SPEC): Likewise.
3290 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3291 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3292 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3294 2008-02-25 Richard Guenther <rguenther@suse.de>
3296 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3297 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3298 (lookup_decl_from_uid): Declare.
3299 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3300 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3301 (decl_for_uid_map): New global hashtable mapping DECL_UID
3303 (init_ttree): Allocate it.
3304 (insert_decl_to_uid_decl_map): New helper function.
3305 (make_node_stat): Insert new decls into the map.
3306 (copy_node_stat): Likewise.
3307 (lookup_decl_from_uid): New function.
3308 (print_decl_for_uid_map_statistics): New helper.
3309 (dump_tree_statistics): Call it.
3311 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3312 (referenced_var_iterator): Adjust.
3313 (FOR_EACH_REFERENCED_VAR): Adjust.
3314 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3315 (num_referenced_vars): Adjust.
3316 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3317 (first_referenced_var): Remove.
3318 (end_referenced_vars_p): Likewise.
3319 (next_referenced_var): Likewise.
3320 (referenced_var_iterator_set): New helper function.
3321 * tree-dfa.c (referenced_var_lookup): Adjust.
3322 (referenced_var_check_and_insert): Likewise.
3323 (remove_referenced_var): Likewise.
3324 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3325 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3326 (verify_call_clobbering): Likewise.
3327 (verify_memory_partitions): Likewise.
3328 (init_tree_ssa): Allocate bitmap instead of hashtable for
3330 (delete_tree_ssa): Adjust.
3331 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3332 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3333 (compute_tag_properties): Likewise.
3334 (set_initial_properties): Likewise.
3335 (find_partition_for): Likewise.
3336 (update_reference_counts): Likewise.
3337 (dump_may_aliases_for): Likewise.
3338 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3339 (add_call_clobber_ops): Likewise.
3340 (add_call_read_ops): Likewise.
3341 (get_asm_expr_operands): Likewise.
3342 * tree-into-ssa.c (dump_decl_set): Likewise.
3343 (update_ssa): Likewise.
3344 * tree-sra.c (scan_function): Likewise.
3345 (decide_instantiations): Likewise.
3346 (scalarize_parms): Likewise.
3347 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3348 (dsa_named_for): Likewise.
3349 * tree-ssa-structalias.c (update_alias_info): Likewise.
3350 (merge_smts_into): Likewise.
3352 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3355 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3356 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3357 * alias.h (nonoverlapping_memrefs_p): Likewise.
3359 2008-02-25 Jan Beulich <jbeulich@novell.com>
3361 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3362 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3363 __emultls_get_address, __emultls_register_common,
3364 __floatundi?f, and _Unwind_GetIPInfo.
3365 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3366 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3367 (gen_regparm_prefix): Likewise.
3368 (i386_nlm_encode_section_info): Sync with
3369 config/i386/winnt.c:i386_pe_encode_section_info().
3370 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3371 i386_nlm_mangle_decl_assembler_name): New.
3372 (netware_override_options): New.
3373 * config/i386/netware.h (netware_override_options): Declare.
3374 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3375 (i386_nlm_mangle_decl_assembler_name): Declare.
3376 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3378 2008-02-25 Ben Elliston <bje@au.ibm.com>
3381 * c-decl.c (grokdeclarator): Remove unused local variables
3382 `typedef_type' and `type_as_written'.
3384 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3385 unused local variable `has_hot_blocks'.
3386 (fix_crossing_conditional_branches): Remove unused local variable
3389 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3392 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3393 using DEF_C99_BUILTIN.
3394 (BUILT_IN_NANF): Ditto.
3395 (BUILT_IN_NANL): Ditto.
3397 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3398 Revital Eres <eres@il.ibm.com>
3400 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3401 regarding the order of two dependent insns in the same row.
3403 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3405 * stor-layout.c (layout_decl): Do not bump the alignment of a
3406 bit-field to more than byte alignment if it is packed.
3408 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3410 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3413 2008-02-24 Diego Novillo <dnovillo@google.com>
3415 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3418 * tree-vrp.c (vrp_evaluate_conditional): With
3419 -Wtype-limits, emit a warning when comparing against a
3420 constant outside the natural range of OP0's type.
3421 * c.opt (Wtype-limits): Move ...
3422 * common.opt (Wtype-limits): ... here.
3424 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3426 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3427 * config/rs6000/e300c2c3.md: New file.
3428 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3430 (rs6000_override_options): Add e300c2 and e300c3 cases to
3431 processor_target_table. Do not allow usage of Altivec or Spe
3432 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3433 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3434 * config/rs6000/rs6000.h (processor_type): Add
3435 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3436 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3437 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3438 and ppce300c3. Include e300c2c3.md.
3440 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3442 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3443 instead of TARGET_STRICT_ALIGN.
3445 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3447 * explow.c (memory_address): Assert that the generated address is
3450 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3453 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3454 * config/darwin-ppc-ldouble-patch.def: New file.
3455 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3456 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3457 SUBTARGET_INIT_BUILTINS if defined.
3458 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3461 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3464 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3465 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3467 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3470 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3471 file" warning condtional on -Winvalid-PCH.
3473 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3475 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3477 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3481 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3482 prevent reload from using MMX registers.
3483 (*mov<mode>_internal): Ditto.
3484 (*movv2sf_internal_rex64): Ditto.
3485 (*movv2sf_internal): Ditto.
3487 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3489 PR documentation/31569
3490 * doc/install.texi2html: Use makeinfo --no-number-sections.
3492 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3494 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3495 ensure that we can address an entire entity > 8 bytes. Don't
3496 generate reg+reg addressing for such data.
3498 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3500 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3501 strings when optimizing for size, unless the target cares about
3504 2008-02-22 Tom Tromey <tromey@redhat.com>
3506 * regclass.c (current_pass): Remove declaration.
3508 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3510 * config/avr/libgcc.S (__RAMPZ__): Define.
3511 (__do_copy_data): Add for devices with 128KB code memory.
3513 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3515 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3517 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3519 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3521 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3524 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3527 * c-typeck.c (build_binary_op): Warn about floating point
3528 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3530 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3533 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3534 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3536 (rs6000_override_options): Set altivec_abi as default, not override,
3537 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3538 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3539 is used; use new member spe_abi.
3540 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3541 spe_abi and altivec_abi.
3543 2008-02-22 Tomas Bily <tbily@suse.cz>
3545 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3547 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3550 * config.build (build_file_translate): Set to `CMD //c' only if
3552 * Makefile.in (build_file_translate): Improve comment.
3554 2008-02-21 Jan Hubicka <jh@suse.cz>
3556 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3557 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3558 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3560 2008-02-21 Michael Matz <matz@suse.de>
3563 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3565 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3568 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3570 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3571 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3572 SSE_VEC_FLOAT_MODE_P as insn constraint.
3573 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3574 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3575 sse4a_movntdf using MODEF mode iterator.
3576 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3577 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3578 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3579 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3580 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3581 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3582 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3584 2008-02-21 Richard Guenther <rguenther@suse.de>
3586 * tree.def (PAREN_EXPR): New tree code.
3587 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3589 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3590 * expr.c (expand_expr_real_1): Likewise.
3591 * tree-inline.c (estimate_num_insns_1): Likewise.
3592 * tree-complex.c (expand_complex_move): Likewise.
3593 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3596 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3599 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3601 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3604 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3606 * config/sh/sh.c (find_barrier): Don't go past
3607 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3609 2008-02-20 DJ Delorie <dj@redhat.com>
3611 * config/h8300/h8300.md (insv): Force source operand to be a register.
3613 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3614 as a jump, not as a plain insn.
3616 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3618 * doc/invoke.texi (Warning Options): Add new option
3619 -Wframe-larger-than=.
3620 (-Wframe-larger-than): Document.
3622 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3623 Add declarations for new option variables.
3625 * final.c (final_start_function): Check the frame size
3626 before emission and issue a Wframe-larger-than warning.
3628 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3629 Add definitions for new option variables.
3630 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3632 * common.opt (Wframe-larger-than=): New option.
3634 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3636 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3637 (<sse>_div<mode>3): Ditto.
3638 (<sse>_vmdiv<mode>3): Ditto.
3639 (<sse>_vmsqrt<mode>2): Ditto.
3640 (*smax<mode>3): Ditto.
3641 (sse5_frcz<mode>2): Ditto.
3642 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3645 2008-02-20 Richard Guenther <rguenther@suse.de>
3648 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3649 be happy with INTEGRAL_TYPE_P.
3651 2008-02-20 Richard Guenther <rguenther@suse.de>
3653 * fold-const.c (split_tree): Associate floatig-point expressions
3654 if flag_associative_math is set.
3656 2008-02-20 Richard Guenther <rguenther@suse.de>
3658 * tree.h (fold_real_zero_addition_p): Declare.
3659 * fold-const.c (fold_real_zero_addition_p): Export.
3660 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3661 floating-point operations with zero and one.
3663 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3665 * doc/install.texi: Correct references to CFLAGS, replacing them
3666 with BOOT_CFLAGS. Document flags used during bootstrap for
3669 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3672 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3673 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3675 (smin<mode>3): Ditto from similar patterns.
3676 (smax<mode>3): Ditto.
3677 (*ieee_smin<mode>3): Ditto.
3678 (*ieee_smax<mode>3): Ditto.
3679 * config/i386/sse.md (sse): New mode attribute.
3680 (mov<mode>): Macroize expander from movv4sf and movv2df using
3681 SSEMODEF2P mode iterator.
3682 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3683 SSE_VEC_FLOAT_MODE_P as insn constraint.
3684 (storent<mode>): Ditto.
3685 (storent<mode>): Macroize expander from storentsf and storentdf using
3686 MODEF mode iterator.
3687 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3688 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3689 (abs<mode>2): Ditto from similar patterns.
3690 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3691 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3692 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3693 (<sse>_vmsqrt<mode>2): Ditto.
3694 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3695 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3696 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3697 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3698 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3699 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3700 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3702 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3703 iterator and SSE_FLOAT_MODE_P as insn constraint.
3704 (<sse>_ucomi): Ditto from similar patterns.
3705 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3706 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3707 SSE_VEC_FLOAT_MODE_P as insn constraint.
3708 (vcond<mode>): Ditto from similar patterns.
3709 (and<mode>3, *and<mode>3): Ditto.
3710 (<sse>_nand<mode>3): Ditto.
3711 (ior<mode>3, *ior<mode>3): Ditto.
3712 (xor<mode>3, *xor<mode>3): Ditto.
3713 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3714 iterator and SSE_FLOAT_MODE_P as insn constraint.
3715 (*nand<mode>3): Ditto from similar patterns.
3716 (*ior<mode>3): Ditto.
3717 (*xor<mode>3): Ditto.
3719 2008-02-20 Ira Rosen <irar@il.ibm.com>
3721 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3722 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3723 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3725 2008-02-19 Jan Hubicka <jh@suse.cz>
3727 * predict.c (tree_bb_level_predictions): Remove variable next
3728 mistakely introduced by previous commit.
3730 2008-02-19 Jan Hubicka <jh@suse.cz>
3732 * predict.c (predict_paths_leading_to): Rewrite.
3733 (predict_paths_for_bb): New.
3734 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3736 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3739 * Makefile.in (build_file_translate): New.
3740 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3741 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3742 * configure.ac (build_file_translate): Substitute it.
3743 * configure: Regenerate.
3745 2008-02-19 Jan Hubicka <jh@suse.cz>
3747 PR rtl-optimization/34408
3748 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3751 2008-02-19 Jan Hubicka <jh@suse.cz>
3754 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3757 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/i386-modes.def: Revert the last DI alignment
3761 change until Ada people can look into it.
3763 2008-02-19 Nick Clifton <nickc@redhat.com>
3765 * opts.c (print_specific_help): Fix typo in --help text.
3767 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3770 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3771 32-bit inline asm without asm alternatives for host GCC < 3.0.
3773 2008-02-19 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/34989
3776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3777 Allow propagation to INDIRECT_REF if we can simplify only.
3779 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3781 * c-common.c (warn_for_collisions_1): Use appropriate option when
3784 2008-02-19 Nick Clifton <nickc@redhat.com>
3787 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3788 (handle_options): Fix indentation.
3789 (print_filtered_help): If no language-specific options were
3790 displayed tell the user how to list all the options supported by
3791 the language's front-end.
3792 (print_specific_help): Fix indentation and remove duplicate line.
3793 (common_handle_option): Handle the -v option.
3794 For --help enable the display of undocumented options if the -v
3795 switch has been included on the command line.
3796 For --help= check for overlaps in the arguments between the option
3797 classes and the language names and issue a warning when they
3798 cannot be disambiguated.
3799 * c.opt (v): Pass on to the common option handler.
3801 2008-02-19 Revital Eres <eres@il.ibm.com>
3803 * modulo-sched.c (sms_schedule): Change dump message when
3804 create_ddg function fails.
3805 (try_scheduling_node_in_cycle): Rename row to cycle.
3806 (print_partial_schedule): Rename CYCLE to ROW.
3808 2008-02-19 Christian Bruel <christian.bruel@st.com>
3809 Zdenek Dvorak <ook@ucw.cz>
3811 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3813 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3817 (*x86_movdicc_0_m1_se): Ditto.
3819 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3822 (CMPtype): Define as __gcc_CMPtype.
3823 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3824 (CMPtype): Define as __gcc_CMPtype.
3826 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3828 Support valgrind 3.3 for --enable-checking=valgrind.
3829 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3831 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3832 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3833 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3834 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3835 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3836 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3837 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3839 * ggc-zone.c: Similar.
3840 * ggc-page.c: Similar.
3842 2008-02-19 Paul Brook <paul@codesourcery.com>
3845 * config/arm/ieee754-df.S: Fix do_it typo.
3846 * config/arm/ieee754-sf.S: Fix do_it typo.
3848 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3852 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3853 (OPTION_MASK_ISA_SSE_SET): Likewise.
3854 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3855 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3856 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3857 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3858 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3859 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3860 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3861 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3862 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3863 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3864 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3865 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3866 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3867 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3868 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3869 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3870 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3871 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3872 (OPTION_MASK_ISA_SSE4): Removed.
3873 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3874 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3875 (override_options): Don't turn on implied SSE/MMX bits in
3878 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3880 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3883 2008-02-18 Joey Ye <joey.ye@intel.com>
3886 * tree-nested.c (insert_field_into_struct): Set type alignment
3887 to field alignment if the former is less than the latter.
3889 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3891 * BASE-VER: Set to 4.4.0.
3893 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3895 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3896 * doc/cfg.texi: Likewise.
3897 * doc/extend.texi: Likewise.
3898 * doc/gty.texi: Likewise.
3899 * doc/invoke.texi: Likewise.
3900 * doc/loop.texi: Likewise.
3901 * doc/md.texi: Likewise.
3902 * doc/passes.texi: Likewise.
3903 * doc/rtl.texi: Likewise.
3904 * doc/sourcebuild.texi: Likewise.
3905 * doc/tm.texi: Likewise.
3906 * doc/tree-ssa.texi: Likewise.
3908 2008-02-17 Richard Guenther <rguenther@suse.de>
3911 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3912 without default definition.
3914 2008-02-17 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/35231
3917 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3920 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3923 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3925 libgcc_cmp_return mode.
3927 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3930 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3932 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3934 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3937 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3939 * doc/c-tree.texi: Use `@.' where appropriate.
3940 * doc/extend.texi: Likewise.
3941 * doc/install.texi: Likewise.
3942 * doc/invoke.texi: Likewise.
3943 * doc/loop.texi: Likewise.
3944 * doc/makefile.texi: Likewise.
3945 * doc/md.texi: Likewise.
3946 * doc/passes.texi: Likewise.
3947 * doc/standards.texi: Likewise.
3948 * doc/tm.texi: Likewise.
3950 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3953 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3955 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3956 rather than in entry_bb.
3958 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3960 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3961 libgcc_cmp_return mode.
3963 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3966 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3967 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3969 2008-02-15 Richard Guenther <rguenther@suse.de>
3970 Zdenek Dvorak <ook@ucw.cz>
3972 PR tree-optimization/35164
3973 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3974 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3975 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3976 Only propagate addresses which do not have abnormal SSA_NAMEs
3979 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3982 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3984 2008-02-15 Jan Hubicka <jh@suse.cz>
3987 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3989 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3992 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3993 when calculating alignment_pad.
3995 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3998 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3999 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4000 and STACK_BOUNDARY define.
4002 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4004 PR preprocessor/35061
4005 * c-pragma.c (handle_pragma_pop_macro): Check that
4006 pushed_macro_table has been allocated.
4008 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4011 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4012 (force_gimple_operand): Likewise.
4013 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4014 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4015 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4016 (find_interesting_uses_address): Check addressability and alignment
4017 of the base expression only after substituting bases of IVs into it.
4019 2008-02-14 Michael Matz <matz@suse.de>
4022 * function.c (instantiate_virtual_regs_in_insn): Reload address
4023 before falling back to reloading the whole operand.
4025 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4027 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4028 before the first section switch note.
4030 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * doc/bugreport.texi: Update copyright years.
4033 * doc/c-tree.texi: Likewise.
4034 * doc/cfg.texi: Likewise.
4035 * doc/cpp.texi: Likewise.
4036 * doc/cppinternals.texi: Likewise.
4037 * doc/fragments.texi: Likewise.
4038 * doc/frontends.texi: Likewise.
4039 * doc/gcc.texi: Likewise.
4040 * doc/gty.texi: Likewise.
4041 * doc/hostconfig.texi: Likewise.
4042 * doc/implement-c.texi: Likewise.
4043 * doc/libgcc.texi: Likewise.
4044 * doc/loop.texi: Likewise.
4045 * doc/makefile.texi: Likewise.
4046 * doc/options.texi: Likewise.
4047 * doc/passes.texi: Likewise.
4048 * doc/rtl.texi: Likewise.
4049 * doc/sourcebuild.texi: Likewise.
4050 * doc/standards.texi: Likewise.
4051 * doc/tree-ssa.texi: Likewise.
4052 * doc/trouble.texi: Likewise.
4054 * doc/extend.texi: Use @: or add comma where appropriate.
4055 * doc/invoke.texi: Likewise.
4056 * doc/tm.texi: Likewise.
4058 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4061 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4064 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4066 * doc/md.texi (clz, ctz): Add reference.
4067 * doc/rtl.texi (clz, ctz): Likewise.
4069 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4072 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4075 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4077 * config/s390/s390.c (struct constant_pool): New field
4078 emit_pool_after added.
4079 (s390_mainpool_start): Set the emit_pool_after flag according
4080 to the section switch notes.
4081 (s390_mainpool_finish): Consider emit_pool_after when emitting
4082 the literal pool at the end of the function.
4083 (s390_chunkify_start): Force literal pool splits at section
4086 2008-02-13 Michael Matz <matz@suse.de>
4089 * var-tracking.c (clobber_variable_part): Correctly traverse the
4092 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4095 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4096 Add -fdump-ipa-inline.
4097 * tree-dump.c (dump_files): Remove tree-inlined dump.
4098 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4100 2008-02-12 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/35171
4103 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4106 2008-02-12 Richard Guenther <rguenther@suse.de>
4109 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4110 value-preserving mode. Disallow final truncation.
4112 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4115 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4116 code from here to...
4117 (force_gimple_operand): ...here.
4119 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4122 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4123 non-compatible pointers.
4124 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4125 different FIELD_DECLs, try harder by comparing field offsets, sizes
4129 * function.c (match_asm_constraints_1): Don't replace the same input
4132 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4134 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4135 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4136 (expand_epilogue): Restore RAMPZ register.
4137 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4139 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4141 * config/i386/cygwin.asm: (__alloca): Correct calling
4142 convention and alignment.
4143 (__chkstk): Force 8 byte stack alignment.
4145 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4146 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/33992
4149 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4150 the zero we compare against.
4152 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4155 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4156 to CloseHandle after unlocking to prevent accumulation of handle
4159 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4162 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4163 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4164 and update LABEL_NUSES during and after reload.
4166 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4169 * combine.c (simplify_if_then_else): Make sure the comparison is
4170 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4172 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4175 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4176 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4177 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4178 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4179 * tree.h (get_type_static_bounds): Likewise.
4181 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4183 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4184 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4185 Make -Wfoo language annotations match what the compiler outputs.
4187 2008-02-08 Sa Liu <saliu@de.ibm.com>
4189 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4190 intrinsics spu_convts, spu_convtu, spu_convtf.
4191 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4193 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4195 * doc/extend.texi (Function Attributes) <noinline>: Mention
4196 asm ("") as method to keep calls.
4198 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4201 * doc/options.texi (Options): Replace references to opts.sh with
4203 * opts-common.c: Likewise.
4204 * optc-gen.awk: Likewise.
4206 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4208 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4210 2008-02-07 Richard Henderson <rth@redhat.com>
4213 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4214 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4217 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4219 PR tree-optimization/35085
4220 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4221 for operand entry oe2 in addition to operand entry oe3 in order to
4222 expose more opportunities for vectorizer sum reduction.
4224 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4227 * Makefile.in (LIBS): Remove $(GMPLIBS).
4228 (cc1-dummy, cc1): Add $(GMPLIBS).
4230 2008-02-06 Jan Hubicka <jh@suse.cz>
4233 * i386.md (moddf_integer): Do not produce partial memory stalls for
4234 targets where it hurts.
4236 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4239 * optabs.c (expand_float): Do not check for decimal modes when
4240 expanding unsigned integer through signed conversion.
4242 2008-02-06 Nick Clifton <nickc@redhat.com>
4244 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4245 inside the clobber with a match_operand and duplicated operand
4246 number in the constraint.
4247 (ineqbranchsi): Delete redundant comment.
4249 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4251 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4252 builtin_define ("__USE_INIT_FINI__").
4253 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4255 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4257 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4259 PR documentation/30330
4260 * doc/invoke.texi (C++ Dialect Options)
4261 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4262 For each warning option -Wfoo that allows -Wno-foo, ensure both
4263 -Wfoo and -Wno-foo are listed in the option index. Fix index
4264 entry of -Wswitch-default, index -Wnormalized= including the
4265 `=', and -Wlarger-than-@var{len} including @var{len}.
4267 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/i386.md (floatunssisf2): Use
4270 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4271 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4272 Macroize expander using MODEF mode iterator.
4274 2008-02-05 Diego Novillo <dnovillo@google.com>
4276 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4279 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4281 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4284 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4286 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4289 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4290 to indicate if a message should be generated.
4291 (init_cumulative_args): Updated.
4292 (function_value_32): Likewise.
4294 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4296 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4302 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4304 2008-02-04 Diego Novillo <dnovillo@google.com>
4306 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4309 * tree-vrp.c (vrp_evaluate_conditional): With
4310 -Wtype-limits, emit a warning when comparing against a
4311 constant outside the natural range of OP0's type.
4313 2008-02-04 Richard Guenther <rguenther@suse.de>
4316 * expr.c (count_type_elements): Give for unions instead of
4319 2008-02-04 Richard Guenther <rguenther@suse.de>
4322 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4323 to TYPE_DOMAINs base type instead of using bitsizetype here.
4325 2008-02-03 Jason Merrill <jason@redhat.com>
4327 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4329 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4332 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4333 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4334 (RS/6000 and PowerPC Options): Fix typos and markup.
4335 * doc/passes.texi (Tree-SSA passes): Likewise.
4337 2008-02-02 Michael Matz <matz@suse.de>
4340 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4341 from record_last_reg_set_info.
4342 (record_last_reg_set_info): Take an RTX argument, iterate over all
4343 constituent hardregs.
4344 (record_last_set_info, record_opr_changes): Change calls to
4345 new signature or to record_last_reg_set_info_regno.
4347 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4349 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4351 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4353 PR rtl-optimization/34773
4354 * reg-notes.def (EQUAL): Mention significance of combination of
4355 REG_EQUAL and REG_RETVAL.
4356 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4357 insn that has a REG_RETVAL.
4359 2008-02-01 Roger Sayle <roger@eyesopen.com>
4362 * configure.ac (--enable-fixed-point): Disable unless explicitly
4364 * configure: Regenerate.
4366 2008-02-01 Richard Guenther <rguenther@suse.de>
4369 * invoke.texi (-finline-limit): Remove no longer true parts
4370 of the documentation. Note that there is no default value.
4372 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4373 Mark Mitchell <mark@codesourcery.com>
4374 Ben Elliston <bje@au.ibm.com>
4377 * doc/extend.texi (Other Builtins): Document.
4379 2008-01-31 Tom Browder <tom.browder@gmail.com>
4381 * doc/c-tree.texi (Types): Fix grammar.
4382 (Expression trees): Ditto.
4383 * doc/passes.texi (Tree-SSA passes): Ditto.
4385 * doc/configterms.texi (Configure Terms): Fix typo.
4386 * doc/cpp.texi (Common Predefined Macros): Ditto.
4387 * doc/md.texi (Machine Constraints): Ditto.
4389 * doc/makefile.texi (Makefile): Add comma.
4391 2008-01-31 Tom Browder <tom.browder@gmail.com>
4392 Gerald Pfeifer <gerald@pfeifer.com>
4394 * doc/sourcebuild.texi (Front End): Remove references to CVS
4395 and CVSROOT/modules.
4396 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4397 (Back End): Remove reference to CVS.
4399 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4402 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4404 (mips16_gp_pseudo_reg): ...here.
4405 * config/mips/mips.md (load_const_gp): Replace with...
4406 (load_const_gp_<mode>): ...this :P-based insn.
4408 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4410 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4411 options. Minor fixes.
4412 (-std): Move reference to standards closer to where language
4413 standards are first mentioned.
4415 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4417 PR rtl-optimization/34995
4418 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4419 parameter and return a bool. If the rtx parameter is nonnull,
4420 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4421 (find_reloads): Update call accordingly. Pass the new operand
4422 if it needed no address reloads, otherwise pass null.
4424 2008-01-30 Richard Henderson <rth@redhat.com>
4427 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4428 for unbounded arrays.
4430 2008-01-30 Silvius Rus <rus@google.com>
4432 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4434 2008-01-30 Jan Hubicka <jh@suse.cz>
4437 * i386.c (init_cumulative_args): Use real function declaration when
4440 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4442 PR rtl-optimization/34998
4443 * global.c (build_insn_chain): Treat non-subreg_lowpart
4444 SUBREGs of pseudos as clobbering all the words covered by the
4445 SUBREG, not just all the bytes.
4446 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4447 original df_ref rather than an extract parameter.
4448 (global_conflicts): Update call accordingly.
4450 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4452 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4453 the overflow check to make it easier to read.
4454 (__fixtfdi): Change the type of the ll member in union
4455 long_double to UDItype_x.
4457 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4460 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4461 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4462 * tree-inline.c (fold_marked_statements): Call
4463 cgraph_update_edges_for_call_stmt if folding a call statement.
4464 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4465 debug_generic_stmt calls, reset it back afterwards.
4468 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4470 * c-typeck.c (build_external_ref): Don't pedwarn about
4471 static vars in current function's scope.
4473 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4475 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4477 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4480 * ipa-struct-reorg.c: Fix spelling.
4481 * params.def: Ditto.
4483 2008-01-29 Richard Guenther <rguenther@suse.de>
4486 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4488 * tree-inline.c (remap_type): Increment remapping_type_depth
4489 around remapping types.
4490 (copy_body_r): Only add referenced variables if they are referenced
4491 from code, not types.
4493 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4504 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4505 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4507 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4510 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4511 pointer for tiny stack.
4513 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4515 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4517 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4519 * config/vx-common.h: Fix typo in comment.
4521 2008-01-28 Ian Lance Taylor <iant@google.com>
4525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4526 coalesce pointers if they have different DECL_NO_TBAA_P values.
4527 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4528 between variables with different DECL_NO_TBAA_P values.
4530 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4533 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4534 are not legitimate small data references on SPE targets.
4536 2008-01-28 David Daney <ddaney@avtrex.com>
4538 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4540 2008-01-28 David Daney <ddaney@avtrex.com>
4542 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4544 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4546 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4547 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4548 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4549 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4550 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4551 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4552 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4553 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4555 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4557 * basic-block.h (condjump_equiv_p): Fix comment.
4559 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4561 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4562 print_generic_stmt_indented): Fix comment.
4564 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4566 * configure.ac (__stack_chk_fail): Add detecion for availability
4567 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4568 * configure: Regenerate.
4570 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4573 * final.c (output_addr_const): Handle TRUNCATE.
4575 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4578 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4579 (zero_cost, infinite_cost): New constants.
4580 (struct cost_pair): Change type of cost to comp_cost.
4581 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4582 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4584 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4585 split_address_cost, ptr_difference_cost, difference_cost,
4586 get_computation_cost_at, get_computation_cost,
4587 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4588 determine_use_iv_cost_condition, determine_use_iv_costs,
4589 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4590 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4591 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4592 Change type of cost to comp_cost.
4593 (determine_iv_cost): Increase cost of non-original ivs, instead
4594 of decreasing the cost of original ones.
4595 (get_address_cost): Indicate the complexity of the addressing mode
4597 (try_add_cand_for): Prefer using ivs not specific to some object.
4598 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4600 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4601 Janis Johnson <janis187@us.ibm.com>
4604 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4605 (TARGET_INSTANTIATE_DECLS): Likewise.
4606 * target.h (expand_to_rtl_hook): New target hook.
4607 (instantiate_decls): Likewise.
4608 * function.c (instantiate_decl): Make non-static. Rename to...
4609 (instantiate_decl_rtl): ... this.
4610 (instantiate_expr): Use instantiate_decl_rtl.
4611 (instantiate_decls_1): Likewise.
4612 (instantiate_decls): Likewise.
4613 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4614 * function.h (instantiate_decl_rtl): Add prototype.
4615 * cfgexpand.c (target.h): New include.
4616 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4617 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4618 (TARGET_INSTANTIATE_DECLS): Likewise.
4619 (TARGET_INITIALIZER): New target hooks added.
4620 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4622 * config/rs6000/rs6000.c (tree-flow.h): New include.
4623 (machine_function): Add sdmode_stack_slot field.
4624 (rs6000_alloc_sdmode_stack_slot): New function.
4625 (rs6000_instantiate_decls): Likewise.
4626 (rs6000_secondary_memory_needed_rtx): Likewise.
4627 (rs6000_check_sdmode): Likewise.
4628 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4629 (TARGET_INSTANTIATE_DECLS): Likewise.
4630 (rs6000_hard_regno_mode_ok): Allow SDmode.
4631 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4632 (rs6000_emit_move): Handle SDmode.
4633 (function_arg_advance): Likewise.
4634 (function_arg): Likewise.
4635 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4636 SDmode var args for 32-bit compiles.
4637 (rs6000_secondary_reload_class): Handle SDmode.
4638 (rs6000_output_function_epilogue): Likewise.
4639 (rs6000_function_value): Simplify if statement.
4640 (rs6000_libcall_value): Likewise.
4641 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4642 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4643 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4644 (movsd_hardfloat): New define_insn.
4645 (movsd_softfloat): Likewise.
4646 (movsd_store): Likewise.
4647 (movsd_load): Likewise.
4648 (extendsddd2): Likewise.
4649 (extendsdtd2): Likewise.
4650 (truncddsd2): Likewise.
4651 (movdd_hardfloat64): Fixup comment.
4652 (UNSPEC_MOVSD_LOAD): New constant.
4653 (UNSPEC_MOVSD_STORE): Likewise.
4655 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4658 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4660 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4661 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4662 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4665 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4668 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4669 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4670 __LONGDOUBLE128 too.
4671 * config/rs6000/aix61.h: New file.
4673 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4675 PR rtl-optimization/34959
4676 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4677 popcount and parity rtxes the same mode as their operand.
4678 Truncate or extend the result to the return value's mode
4681 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4684 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4685 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4686 to GOT_VERSION_REGNUM.
4687 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4688 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4689 * config/mips/mips.c (mips_emit_call_insn): New function.
4690 (mips_call_tls_get_addr): Call mips_expand_call directly.
4691 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4693 (mips16_build_call_stub): Likewise. Return the call insn or null.
4694 (mips_expand_call): Update the call to mips16_build_call_stub
4695 accordingly and a remove redundant condition. Assert that MIPS16
4696 stubs do not use lazy binding. Use mips_emit_call_insn and return
4698 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4700 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4701 (mips_avoid_hazard): Remove hazard_set handling.
4702 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4703 (UNSPEC_RESTORE_GP): ...this.
4704 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4705 (FAKE_CALL_REGNO): Rename to...
4706 (GOT_VERSION_REGNUM): ...this.
4707 (type): Add "ghost" value. Add an associated insn reservation.
4708 (hazard_set): Remove.
4709 (exception_receiver): Rename to...
4710 (restore_gp): ...this and update the unspec identifier accordingly.
4711 (exception_receiver, nonlocal_got_receiver): New expanders.
4712 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4713 FAKE_CALL_REGNO. Remove hazard_set attribute.
4714 (set_got_version, update_got_version): New patterns.
4716 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4719 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4721 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4724 * doc/install.texi2html: Generate gcc-vers.texi.
4726 2008-01-25 DJ Delorie <dj@redhat.com>
4728 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4730 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4732 * config/c4x: Remove directory.
4733 * config.gcc (crx-*, mt-*): Mark obsolete.
4734 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4735 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4736 sh-*-rtemscoff*): Remove cases.
4737 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4738 * real.c (encode_c4x_single, decode_c4x_single,
4739 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4740 c4x_extended_format): Remove.
4741 * real.h (c4x_single_format, c4x_extended_format): Remove.
4742 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4744 (Pragmas): Remove comment about c4x pragmas.
4745 * doc/install.texi (c4x): Remove target-specific instructions.
4746 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4747 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4748 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4749 refer to C4x source files as examples.
4750 (C4X_FLOAT_FORMAT): Remove documentation.
4752 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4754 * config/bfin/bfin.c (override_options): Reorder tests so that
4755 flag_pic gets enabled for -msep-data.
4757 2008-01-25 Richard Guenther <rguenther@suse.de>
4760 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4761 to its bitfield precision if required.
4763 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4766 * tree-nested.c (walk_omp_for): New function.
4767 (convert_nonlocal_reference, convert_local_reference): Call
4768 walk_omp_for on OMP_FOR.
4769 (convert_call_expr): Call walk_body on OMP_FOR's
4770 OMP_FOR_PRE_INIT_BODY.
4772 2008-01-25 Richard Guenther <rguenther@suse.de>
4774 PR tree-optimization/34966
4775 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4776 default defs and PHI_NODEs we have to insert after the
4779 2008-01-24 Nick Clifton <nickc@redhat.com>
4781 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4782 Provide a default definition.
4783 (LIBGCC2_UNITS_PER_WORD): Likewise.
4785 * config/stormy16/stormy16.c: Include df.h for the prototype
4786 for df_regs_ever_live_p.
4787 (xstormy16_expand_builtin_va_start): Convert the stack offset
4788 into a component_ref and then use POINTER_PLUS_EXPR to add it
4789 to the incoming_virtual_args_rtx.
4790 (xstormy16_gimplify_va_arg_expr): Rename to
4791 xstormy16_gimplify_va_arg_expr.
4792 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4793 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4794 xstormy16_gimplify_va_arg_expr.
4795 Fix up some formatting issues.
4797 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4798 Move to predicates.md.
4799 (xs_hi_general_operand): Likewise.
4800 (xs_hi_nonmemory_operand): Likewise.
4801 * config/stormy16/predicates.md:
4802 (xstormy16_carry_plus_operand): New predicate.
4803 (xs_hi_general_operand): New predicate.
4804 (xs_hi_nonmemory_operand): New predicate.
4805 * config/stormy16/stormy16-protos.h:
4806 (xstormy16_carry_plus_operand): Delete prototype.
4807 (xs_hi_general_operand): Likewise.
4808 (xs_hi_nonmemory_operand): Likewise.
4810 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4811 modifiers as they are no longer needed and they can trigger
4812 reload spill failures.
4814 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4815 with a match_operand in order to help reload.
4817 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4818 constraint with 'e' for the 8th alternative as this version of
4819 the mov.w instruction only accepts the lower 8 registers.
4821 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4824 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4825 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4828 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4831 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4833 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4835 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4837 (remove_structure): Update allocations list before removing structure.
4839 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4841 * ipa-struct-reorg.c (is_safe_cond_expr,
4842 create_new_stmts_for_cond_expr): Use integer_zerop function,
4843 that recognize not only zero-pointer, but zero-integer too.
4845 2008-01-25 Ben Elliston <bje@au.ibm.com>
4848 * fixproto: Escape "." in sed expression that strips leading "./".
4850 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4853 * gcc.c (SWITCH_OK): Removed.
4854 (SWITCH_LIVE): Changed to bit.
4855 (SWITCH_FALSE): Likewise.
4856 (SWITCH_IGNORE): Likewise.
4857 (switchstr): Change live_cond to unsigned int.
4858 (process_command): Replace SWITCH_OK with 0.
4859 (do_self_spec): Likewise.
4860 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4861 (give_switch): Likewise.
4862 (used_arg): Likewise.
4863 (do_spec_1): Set the SWITCH_IGNORE bit.
4864 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4865 bits. Set the SWITCH_LIVE bit.
4867 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4869 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4871 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4873 PR tree-optimization/34472
4874 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4875 parameter to a "bool *" and set *DATA to false if there is
4876 an unsafe access. Do not delete the structure here.
4877 (check_cond_exprs): Delete it here instead.
4878 (check_cond_exprs, exclude_cold_structs): Do not increase
4879 I when removing a structure.
4881 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4885 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4887 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4890 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4891 a fixed vector for stack.
4893 2008-01-24 Ben Elliston <bje@au.ibm.com>
4896 * doc/gcc.texi (Software development): Add a direntry for g++.
4898 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4900 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4901 stale and straggling -fforce-addr comments above.
4903 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4905 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4906 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4908 2008-01-23 Michael Matz <matz@suse.de>
4911 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4914 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4916 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4919 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4921 * config/avr/avr.c (avr_current_arch): New variable.
4922 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4923 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4924 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4925 (avr_override_options): Init 'avr_current_arch'.
4926 (base_arch_s): Move from here...
4927 * config/avr/avr.h (base_arch_s): ... here. Add new members
4928 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4929 'mega' to 'have_jmp_call'.
4930 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4931 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4933 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4935 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4936 MULTILIB_MATCHES): (Ditto.).
4938 2008-01-23 Richard Guenther <rguenther@suse.de>
4941 * cgraphunit.c (cgraph_reset_node): Always mark the node
4942 not reachable if it is not queued already.
4944 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4946 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4947 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4948 (cputype_selected): New static variable.
4949 (bfin_handle_option): Set it if -mcpu is used.
4950 (override_option): Select default set of workarounds if no cpu type
4951 selected on the command line.
4952 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4954 From Michael Frysinger <michael.frysinger@analog.com>
4955 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4956 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4958 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4959 for bf547, bf523, bf524, and bf526.
4960 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4962 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4963 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4964 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4965 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4966 * doc/invoke.texi (Blackfin Options): Document that
4967 -mcpu now accept bf547, bf523, bf524, and bf526.
4969 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4971 PR rtl-optimization/34628
4972 * combine.c (try_combine): Stop and undo after the first combination
4973 if an autoincrement side-effect on the first insn has effectively
4976 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4979 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4980 Offset addresses are not valid for Altivec or paired float modes.
4982 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4985 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4986 if DECL_INITIAL (decl) is error_mark_node.
4989 * c-common.c (handle_vector_size_attribute): Only allow
4990 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4991 the same way as pointer, array etc. types.
4992 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4995 * tree.c (build_type_attribute_qual_variant): Call
4996 build_qualified_type if attributes are equal, but quals are not.
4998 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5001 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5002 * flags.h (warn_strict_aliasing): Remove.
5003 (warn_strict_overflow): Remove.
5004 * opts.c (warn_strict_aliasing): Remove.
5005 (warn_strict_overflow): Remove.
5006 * c-opts.c (c_common_handle_option): -Wall only sets
5007 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5008 (c_common_post_options): Give default values to -Wstrict-aliasing
5009 and -Wstrict-overflow if they are uninitialized.
5010 * common.opt (Wstrict-aliasing): Specify Var and Init.
5011 (Wstrict-overflow): Likewise.
5013 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5015 PR rtl-optimization/26854
5016 PR rtl-optimization/34400
5017 PR rtl-optimization/34884
5018 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5020 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5021 (df_rd_bb_info.expanded_lr_out): Deleted
5022 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5023 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5024 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5025 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5026 Removed code to allocate, initialize or free expanded_lr_out.
5027 (df_rd_bb_local_compute_process_def): Restructured to make more
5029 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5030 sets if the sets are being trimmed.
5032 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5035 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5036 (as_vers): Likewise.
5037 * configure: Regenerated.
5039 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5042 * tree-pass.h (pass_build_alias): New pass.
5043 * tree-ssa-alias.c (gate_build_alias): New.
5044 (pass_build_alias): New.
5045 * passes.c (init_optimization_passes): Add pass_build_alias after
5046 pass_create_structure_vars.
5048 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5050 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5051 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5052 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5053 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5054 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5055 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5056 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5057 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5058 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5059 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5060 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5061 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5062 * config/s390/s390.md (FP_ALL): New mode iterator.
5063 (_d): New mode attribute.
5064 ("*signbit<mode>2>"): Changed mode of first operand.
5065 ("isinf<mode>2"): Changed mode of first operand.
5066 ("*TDC_insn"): Adaptation for DFP modes.
5068 2008-01-22 Ben Elliston <bje@au.ibm.com>
5070 * tree.c (check_qualified_type): Improve function description.
5072 2008-01-21 Jason Merrill <jason@redhat.com>
5075 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5076 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5079 2008-01-21 DJ Delorie <dj@redhat.com>
5081 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5084 2008-01-21 Richard Guenther <rguenther@suse.de>
5087 * tree-cfg.c (verify_expr): Allow all invariant expressions
5088 instead of just constant class ones as reference argument.
5089 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5090 like any other constant.
5091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5093 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5095 * regmove.c (fixup_match_1): Update call crossed frequencies.
5097 2008-01-21 Richard Guenther <rguenther@suse.de>
5100 * tree-inline.c (setup_one_parameter): Deal with mismatched
5101 types using a VIEW_CONVERT_EXPR.
5103 2008-01-21 Alon Dayan <alond@il.ibm.com>
5104 Olga Golovanevsky <olga@il.ibm.com>
5106 PR tree-optimization/34701
5107 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5108 when the structure size is not a power of 2.
5110 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5112 * doc/install.texi: Add doc for --enable-checking=df.
5114 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5116 PR rtl-optimization/34808
5117 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5119 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5121 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5124 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5126 PR rtl-optimization/26854
5127 PR rtl-optimization/34400
5128 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5130 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5131 (df_rd_bb_info.expanded_lr_out): New.
5132 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5133 * loop_iv.c (iv_analysis_loop_init): Ditto.
5134 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5135 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5136 Added code to allocate, initialize or free expanded_lr_out.
5137 (df_rd_bb_local_compute_process_def): Restructured to make
5138 more understandable.
5139 (df_rd_confluence_n): Add code to do nothing with fake edges and
5140 code to no apply invalidate_by_call sets if the sets are being trimmed.
5141 (df_lr_local_finalize): Renamed to df_lr_finalize.
5142 (df_live_local_finalize): Renamed to df_live_finalize.
5144 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5147 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5148 deciding whether to use reciprocal instructions.
5150 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5152 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5153 dwarf2out_note_section_used if cold_text_section is NULL.
5155 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5157 PR gcov-profile/34610
5158 * tree-cfg.c (make_edges): Mark both outgoing edges from
5159 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5160 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5161 from OMP_FOR and OMP_CONTINUE outgoing edges.
5163 * tree-profile.c (tree_profiling): Return early if
5164 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5166 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5167 from cfun to child_cfun.
5168 * function.h (struct function): Add after_tree_profile bit.
5170 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5172 * config/avr/avr.S (_exit): Disable interrupt.
5174 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5175 Steven Bosscher <stevenb.gcc@gmail.com>
5177 PR rtl-optimization/26854
5178 PR rtl-optimization/34400
5179 * df-problems.c (df_live_scratch): New scratch bitmap.
5180 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5181 (df_live_reset): Clear the proper bitmaps.
5182 (df_live_bb_local_compute): Only process the artificial defs once
5183 since the order is not important.
5184 (df_live_init): Init the df_live sets only with the variables
5185 found live by df_lr.
5186 (df_live_transfer_function): Use the df_lr sets to prune the
5187 df_live sets as they are being computed.
5188 (df_live_free): Free df_live_scratch.
5190 2008-01-18 Ian Lance Taylor <iant@google.com>
5192 * common.opt: Add fmerge-debug-strings.
5193 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5194 flag_merge_debug_strings rather than flag_merge_constants.
5195 * doc/invoke.texi (Option Summary): Mention
5196 -fmerge-debug-strings.
5197 (Debugging Options): Document -fmerge-debug-strings.
5199 2008-01-18 Ian Lance Taylor <iant@google.com>
5202 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5203 (struct tree_function_decl): Add new field operator_new_flag.
5204 * tree-inline.c (expand_call_inline): When inlining a call to
5205 operator new, force the return value to go into a variable, and
5206 set DECL_NO_TBAA_P on that variable.
5207 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5209 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5212 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5213 DWARF2_DEBUGGING_INFO.
5214 (dwarf2out_note_section_used): Ditto. Add prototype.
5215 (have_multiple_function_sections, text_section_used,
5216 cold_text_section_used, *cold_text_sections): Move declarations
5219 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5221 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5222 field and add signal_ra.
5223 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5224 assignments to frame state pc. Move end of stack check after
5225 MD_FALLBACK_FRAME_STATE_FOR.
5226 (uw_update_context_1): Use frame state signal_regs if set, instead
5227 of checking signal_frame flag.
5228 (uw_update_context): Use frame state signal_ra if set.
5229 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5230 * config/xtensa/linux-unwind.h: New file.
5232 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5234 * modulo-sched.c (get_sched_window): Fix comment typo.
5236 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5238 PR tree-optimization/34648
5239 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5241 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5243 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5244 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5246 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5248 PR rtl-optimization/34400
5249 * df-core.c (df_worklist_dataflow_overeager,
5250 df_worklist_dataflow_doublequeue): New functions.
5251 (df_worklist_dataflow): Two different worklist solvers.
5252 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5255 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5258 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5259 and ftree-parallelize-loops.
5261 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5263 PR rtl-optimization/34826
5264 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5266 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5268 * global.c (find_reg): Mark the eh regs as used if necessary.
5269 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5270 * ra.h (struct allocno): no_eh_reg field added. Changed
5271 no_stack_reg type to bitfield.
5273 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5275 * tree.c (substitute_in_expr): Add missing 'break'.
5277 2008-01-17 Richard Guenther <rguenther@suse.de>
5279 PR tree-optimization/34825
5280 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5281 x / x as division to handle.
5283 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5285 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5286 "-pthread" is specified.
5287 * pa-hpux11.h (LIB_SPEC): Likewise.
5289 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5290 Peter Bergner <bergner@vnet.ibm.com>
5292 PR rtl-optimization/33796
5293 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5295 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5297 PR libgfortran/34699
5298 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5300 * pa-hpux10.h (LINK_SPEC): Likewise.
5301 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5303 2008-01-16 Richard Guenther <rguenther@suse.de>
5306 * fold-const.c (fold_convert_const_int_from_int): Do not
5307 set overflow if that occured only because of a sign extension
5308 change when converting from/to a sizetype with the same
5309 precision and signedness.
5311 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5314 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5315 location address to the correct place. Update copyright year.
5317 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5319 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5320 no dependences in the dependence_relations vector.
5322 2008-01-16 Jan Hubicka <jh@suse.cz>
5324 PR rtl-optimization/31396
5325 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5326 * cfg.c (dump_reg_info): Print it.
5327 * regs.h (struct reg_info_t): add freq_calls_crossed.
5328 (REG_FREQ_CALLS_CROSSED): New macro.
5329 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5330 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5331 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5332 regmove_optimize): Update call crossed frequencies.
5333 * local-alloc.c (struct qty): Add freq_calls_crossed.
5334 (alloc_qty): Copute freq_calls_crossed.
5335 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5336 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5337 * ra.h (struct allocno): Add freq_calls_crossed.
5339 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5341 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5342 libgomp when compiling with ftree-parallelize-loops.
5343 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5345 2008-01-16 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/34769
5348 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5349 * tree.c (int_cst_value): Instead make this function more
5350 permissive in what it accepts as valid input. Document this
5351 function always sign-extends the value.
5353 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5354 Richard Guenther <rguenther@suse.de>
5357 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5358 (gimple_fold_indirect_ref_rhs): ... this.
5359 (gimple_fold_indirect_ref): New function with foldings
5360 that preserve lvalueness.
5361 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5362 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5363 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5364 to fold an INDIRECT_REF, fall back to the old use of
5365 fold_indirect_ref_1.
5367 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5369 * tree-data-ref.c (subscript_dependence_tester_1): Call
5370 free_conflict_function.
5371 (compute_self_dependence): Same.
5373 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5376 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5377 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5379 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5380 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5381 for DWARF2_UNWIND_INFO targets.
5383 2008-01-16 Richard Guenther <rguenther@suse.de>
5386 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5387 type qualifiers for function types.
5389 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5391 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5392 loop_iterator li from previous commit.
5394 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5396 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5398 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5400 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5401 (parallelize_loops): Don't parallelize irreducible components.
5403 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5406 * c-opts (c_common_post_options): Do not enable CPP
5407 flag_pedantic_errors by default.
5409 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5411 PR rtl-optimization/31944
5412 * cse.c (remove_pseudo_from_table): New function.
5413 (merge_equiv_classes): Use above function to remove pseudo-registers.
5414 (invalidate): Likewise.
5416 2008-01-13 Richard Guenther <rguenther@suse.de>
5419 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5420 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5422 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5424 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5425 validate_change to unshare the source of the PC set.
5427 2008-01-12 Jan Hubicka <jh@suse.cz>
5430 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5431 references above array bounds. This might trigger bounds checks for
5434 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5436 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5437 new_replaceable_dependencies.
5439 2008-01-12 Doug Kwan <dougkwan@google.com>
5441 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5442 instead of OPT_Wreturn_type in warning due to ignored return type
5444 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5445 options included in -Wextra.
5446 * c.opt: New option -Wignored_qualifiers.
5447 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5448 -Wignore_qualifiers.
5449 (-Wignored-qualifiers): Document.
5450 (-Wreturn-type): Remove description of functionality now handled
5451 by -Wignored-qualifiers.
5453 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5456 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5457 NOP_EXPR if it is between integral types with the same precision.
5459 2008-01-12 Jan Hubicka <jh@suse.cz>
5462 * invoke.texi (max-inline-recursive-depth): Fix default value.
5464 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5466 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5469 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5471 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5473 2008-01-11 James E. Wilson <wilson@specifix.com>
5476 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5478 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5480 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5481 save/restore frame pointer register and don't use 'call-prologues'
5482 optimization in function with "OS_task" attribute.
5484 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5487 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5488 when copying to memory.
5490 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5492 PR rtl-optimization/30905
5493 * cfgcleanup.c: Include dce.h
5494 (crossjumps_occured): New global variable.
5495 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5496 If something changed, set crossjumps_occured to true.
5497 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5498 Don't add/remove fake edges to exit here...
5499 (cleanup_cfg): ...but do it here, when crossjumping.
5500 Run a fast DCE when successful crossjumps occured in the latest
5501 iteration of try_optimize_cfg.
5503 2008-01-11 Richard Guenther <rguenther@suse.de>
5505 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5506 (struct vn_unary_op_s): Likewise.
5507 (vn_reference_insert): Free old reference on hash collision.
5509 2008-01-10 Raksit Ashok <raksit@google.com>
5511 PR rtl-optimization/27971
5512 * combine.c (find_split_point): Split PLUS expressions which are
5513 inside a MEM rtx, and whose first operand is complex.
5515 2008-01-10 DJ Delorie <dj@redhat.com>
5517 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5518 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5519 (m32c_hard_regno_ok): Call the underlying function.
5521 2008-01-10 Richard Guenther <rguenther@suse.de>
5524 * tree-cfg.c (tree_merge_blocks): Do not go through the
5525 full-blown folding and stmt updating path if we just deal
5526 with virtual operands.
5527 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5528 test for abnormal SSA_NAMEs.
5530 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5533 * reload.c (push_reload): Add assertions. All constants from
5534 reg_equiv_constant should have been used for replacing the respective
5536 (find_reloads_address): Invoke find_reloads_address_part for
5537 constant taken from the reg_equiv_constant array.
5539 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5541 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5542 field (valnum) the first in the struct. Replace bools with
5545 2008-01-10 Richard Guenther <rguenther@suse.de>
5547 PR tree-optimization/34651
5548 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5549 types and ordering for masking and converting.
5551 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5553 PR tree-optimization/34017
5554 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5555 also for PHI_NODE expressions.
5557 2008-01-09 Jan Hubicka <jh@suse.cz>
5559 PR tree-optimization/34708
5560 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5561 based on number of case labels.
5562 (init_inline_once): Remove switch_cost.
5563 * tree-inline.h (eni_weights_d): Remove switch_cost.
5565 2008-01-09 Richard Guenther <rguenther@suse.de>
5566 Andrew Pinski <andrew_pinski@playstation.sony.com>
5569 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5570 temporary if an rvalue is ok or an lvalue is not required.
5572 2008-01-09 Richard Guenther <rguenther@suse.de>
5575 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5578 2008-01-09 Richard Guenther <rguenther@suse.de>
5581 * tree.c (host_integerp): Check for sizetype only if the
5582 type is an integer type.
5584 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5587 * opts.c (decode_options): Disable inlining of functions called
5588 once if not in unit-at-a-time mode.
5590 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5592 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5594 2008-01-08 Richard Guenther <rguenther@suse.de>
5597 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5598 out early if the result will be unused.
5600 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5605 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5606 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5609 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5611 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5612 for vectorization tuned.
5614 2008-01-08 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/34683
5617 * tree-ssa-operands.c (operand_build_cmp): Export.
5618 * tree-ssa-operands.h (operand_build_cmp): Declare.
5619 * tree-vn.c (vuses_compare): Remove.
5620 (sort_vuses): Use operand_build_cmp.
5621 (sort_vuses_heap): Likewise.
5622 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5623 to re-use old VEC if available. Do not sort already sorted VUSEs.
5624 (vdefs_to_vec): Do not sort already sorted VDEFs.
5626 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5629 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5634 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5635 limitations of reciprocal sequences on x86 targets.
5637 2008-01-08 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/34683
5640 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5642 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5645 * config/darwin.c (darwin_mergeable_string_section): Don't use
5646 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5648 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5652 negxf2. Macroize expander using X87MODEF mode iterator. Change
5653 predicates of op0 and op1 to register_operand.
5654 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5655 expander using X87MODEF mode iterator. Change predicates of
5656 op0 and op1 to register_operand.
5657 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5658 corresponding patterns and macroize using MODEF macro. Change
5659 predicates of op0 and op1 to register_operand and remove
5660 "m" constraint. Disparage "r" alternative with "!".
5661 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5662 macroize using X87MODEF macro. Change predicates of op0 and op1
5663 to register_operand and remove "m" constraint. Disparage "r"
5664 alternative with "!".
5665 (absneg splitter with memory operands): Remove.
5666 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5667 patterns and macroize using X87MODEF mode iterator.
5668 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5669 Change predicate of op1 to register_operand.
5670 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5671 for memory operands.
5673 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5675 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5677 2008-01-07 Richard Guenther <rguenther@suse.de>
5679 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5682 2008-01-07 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/34683
5685 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5686 VOPs of the needed size to save memory. Use VEC_quick_push
5687 to save compile-time.
5688 (vdefs_to_vec): Likewise.
5690 2008-01-07 Sa Liu <saliu@de.ibm.com>
5692 * config/spu/spu.md (divdf3): Genetate inline code for double
5693 division. The implementation doesn't handle INF or NAN, therefore it
5694 only applies when -ffinite-math-only is given.
5696 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5699 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5700 * doc/cpp.texi ([Common Predefined Macros]): Document.
5702 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5704 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5705 order to use commutative addition instead of subtraction.
5707 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5708 Mircea Namolaru <namolaru@il.ibm.com>
5709 Vladimir Yanovsky <yanov@il.ibm.com>
5710 Revital Eres <eres@il.ibm.com>
5712 PR tree-optimization/34263
5713 * tree-outof-ssa.c (process_single_block_loop_latch,
5714 contains_tree_r): New functions.
5715 (analyze_edges_for_bb): Call process_single_block_loop_latch
5716 function to empty single-basic-block latch block if possible.
5718 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5722 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5724 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5726 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5728 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5730 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5732 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5734 PR tree-optimization/34618
5735 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5738 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5741 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5742 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5743 Update copyright year.
5745 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5746 Update copyright year.
5747 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5750 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5752 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5753 edge does not point to current bb before changing need_assert.
5755 2008-01-04 Richard Guenther <rguenther@suse.de>
5758 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5759 for verifying purposes if they are is_gimple_min_invariant.
5761 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5763 PR tree-optimization/34448
5764 PR tree-optimization/34465
5765 * gimplify.c (gimplify_init_constructor): Add new parameter
5766 notify_temp_creation. Use it.
5767 (gimplify_modify_expr_rhs): Take volatiles into account when
5768 optimizing constructors.
5769 Do not optimize constructors if gimplify_init_constructor will dump to
5771 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5772 * gcc.c-torture/compile/pr34448.c: New.
5774 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5776 PR gcov-profile/34609
5777 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5778 return_slot if result is TREE_ADDRESSABLE.
5780 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5782 * config/mips/mips.md (sqrt_condition): Tweak comment.
5783 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5785 2008-01-03 Tom Tromey <tromey@redhat.com>
5788 * c-common.c (c_type_hash): Handle VLAs.
5790 2008-01-03 Jan Hubicka <jh@suse.cz>
5792 PR tree-optimization/31081
5793 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5794 0 when inlining and not inlining to first basic block.
5795 (remap_decl): When var is initialized to 0, don't set default_def.
5796 (expand_call_inline): Set entry_bb.
5797 * tree-inline.h (copy_body_data): Add entry_bb.
5799 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5802 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5805 PR tree-optimization/29484
5806 * tree-inline.c (inline_forbidden_p_2): New function.
5807 (inline_forbidden_p): Disallow inlining if some static var
5808 has an address of a local LABEL_DECL in its initializer.
5809 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5812 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5814 PR tree-optimization/34635
5815 * tree-data-ref.c (add_other_self_distances): Make sure that the
5816 evolution step is constant.
5818 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5821 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5823 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5825 * tree-sra.c (scalarize_init): Insert the generate_element_init
5826 statements after the generate_element_zero statements.
5828 2008-01-02 Richard Guenther <rguenther@suse.de>
5832 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5833 for very large number of operands instead of ICEing.
5835 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5838 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5839 while stack probing.
5841 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5843 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5846 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5849 * tree-mudflap.c (mx_register_decls): Guard warning by
5850 !DECL_ARTIFICIAL check.
5852 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5854 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5855 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5856 sse5_perm<mode>): Fix constraints.