1 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10 * config/i386/cpuid.h (bit_AES): New.
11 (bit_PCLMUL): Likewise.
13 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15 SSE2 if AES or PCLMUL is enabled.
16 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
23 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
24 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
25 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
26 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
27 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
28 __builtin_ia32_aeskeygenassist128 and
29 __builtin_ia32_pclmulqdq128.
30 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
31 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
32 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
34 * config/i386/i386.h (TARGET_AES): New.
35 (TARGET_PCLMUL): Likewise.
36 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
38 * config/i386/i386.md (UNSPEC_AESENC): New.
39 (UNSPEC_AESENCLAST): Likewise.
40 (UNSPEC_AESDEC): Likewise.
41 (UNSPEC_AESDECLAST): Likewise.
42 (UNSPEC_AESIMC): Likewise.
43 (UNSPEC_AESKEYGENASSIST): Likewise.
44 (UNSPEC_PCLMUL): Likewise.
46 * config/i386/i386.opt (maes): New.
49 * config/i386/sse.md (aesenc): New pattern.
50 (aesenclast): Likewise.
52 (aesdeclast): Likewise.
54 (aeskeygenassist): Likewise.
55 (pclmulqdq): Likewise.
57 * config/i386/wmmintrin.h: New.
59 * doc/extend.texi: Document AES and PCLMUL built-in function.
61 * doc/invoke.texi: Document -maes and -mpclmul.
63 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
65 * function.c (free_after_parsing): Replace with
66 cxx_push_function_context from C++ front-end.
67 (allocate_struct_function): Don't call langhook.
68 * langhooks.h (struct lang_hooks_for_functions): Delete.
69 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
71 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
72 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
73 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
74 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
75 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
76 remove LANG_HOOKS_FUNCTION_INITIALIZER.
77 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
79 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
80 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
82 2008-04-04 Jakub Jelinek <jakub@redhat.com>
85 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
88 2008-04-04 Richard Guenther <rguenther@suse.de>
91 * fold-const.c (optimize_minmax_comparison): Use the correct
92 type for the constant in the simplified comparison.
94 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
96 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
97 Pass L2 size as "--param l2-cache-size" to the compiler.
98 (decode_l2_cache): New function to decode L2 cache parameters using
99 0x8000006 extended cpuid function.
100 (detect_caches_amd): Determine parameters of L2 cache using
101 decode_l2_caches function.
102 (decode_caches_intel): Decode L2 cache parameters.
103 (detect_caches_intel): Determine L2 cache parameters using
104 decode_caches_intel and decode_l2_caches functions.
106 2008-04-03 Bob Wilson <bob.wilson@acm.org>
108 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
109 secondary input reload for subword loads from the constant pool.
111 2008-04-03 Janis Johnson <janis187@us.ibm.com>
114 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
115 constants of the appropriate size for runtime calculations.
118 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
119 decimal-float literal constant zero.
121 2008-04-03 Jakub Jelinek <jakub@redhat.com>
124 * c-parser.c (c_parser_omp_atomic): Call
125 default_function_array_conversion on the RHS.
128 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
129 call is_variable_sized if decl has incomplete type.
131 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
133 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
135 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
137 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
139 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
141 (sgt<u>): Merge sgt and sgtu into new expander.
142 (sgt, sgtu): Remove expanders.
143 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
145 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
146 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
147 *sgtu_<mode>_mips16 into new pattern.
148 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
149 (sge<u>): Merge sge and sgeu into new expander.
150 (sge, sgeu): Remove expanders.
151 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
153 (*sge_<mode>, second *sge_<mode>): Remove patterns.
154 (slt<u>): Merge slt and sltu into new expander.
155 (slt, sltu): Remove expanders.
156 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
158 (*slt_<mode>, *sltu_<mode>): Remove patterns.
159 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
160 *sltu_<mode>_mips16 into new pattern.
161 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
162 (sle<u>): Merge sle and sleu into new expander.
163 (sle, sleu): Remove expanders.
164 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
166 (*sle_<mode>, *sleu_<mode>): Remove patterns.
167 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
168 *sleu_<mode>_mips16 into new pattern.
169 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
171 2008-04-03 Jan Hubicka <jh@suse.cz>
173 PR tree-optimization/35795
174 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
175 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
176 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
177 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
178 * score/score3.c (score3_output_mi_thunk): Likewise.
179 * score/score7.c (score7_output_mi_thunk): Likewise.
180 * mips/mips.c (mips_output_mi_thunk): Likewise.
182 2008-04-03 Richard Guenther <rguenther@suse.de>
184 * tree-vrp.c (extract_range_from_unary_expr): Handle all
185 conversions. Simplify code.
187 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
189 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
191 2008-04-03 Tom Tromey <tromey@redhat.com>
192 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
194 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
195 * config/bfin/t-bfin-linux (generated_files): Add
196 linux-sysroot-suffix.h.
197 * doc/install.texi (Prerequisites): Require make 3.80.
198 * doc/sourcebuild.texi (Front End Directory): Document new
200 * Makefile.in (generated_files): New variable.
201 (ALL_HOST_OBJS): New variable.
202 ($(ALL_HOST_OBJS)): New target.
204 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
206 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
207 (remap_block): Call id->transform_lang_insert_block instead
209 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
210 Set id.transform_lang_insert_block to NULL.
211 (clone_body): Move to cp/optimize.c
212 * tree-inline.h (struct copy_body_data): Change
213 transform_lang_insert_block to function pointer.
214 (copy_generic_body, copy_decl_no_change): Export.
215 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
216 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
217 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
219 * c-tree.h (insert_block): Kill.
220 * c-decl.c (insert_block): Kill.
222 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
224 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
225 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
226 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
228 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
229 argument, call {push,pop}_function_context from here.
230 * c-parser.c: Use c_{push,pop}_function_context.
232 * function.c (push_function_context_to): Move meat ...
233 (push_function_context): ... here. Simplify.
234 * function.c (pop_function_context_from): Move meat ...
235 (pop_function_context): ... here. Simplify.
236 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
238 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
239 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
240 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
241 * tree.h (push_function_context_to, pop_function_context_from): Remove.
243 2008-04-03 Ben Elliston <bje@au.ibm.com>
245 * expmed.c (extract_force_align_mem_bit_field): Remove.
247 2008-04-03 Richard Guenther <rguenther@suse.de>
250 * expr.h (try_casesi): Adjust prototype.
251 * expr.c (try_casesi): Take fallback label as extra parameter.
252 Use that for gen_casesi if default_label is NULL.
253 * stmt.c (expand_case): Pass fallback label to try_casesi,
254 make sure to fill gaps with a fallback label if default_label
257 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
260 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
262 2008-04-03 Ben Elliston <bje@au.ibm.com>
264 * expmed.c (extract_split_bit_field): Remove if (0) code.
265 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
266 (do_ds_constraint): Likewise.
268 2008-04-02 Joseph Myers <joseph@codesourcery.com>
270 * doc/cppopts.texi (-dU): Document.
271 * c-common.h (flag_dump_macros): Update comment.
272 * c-opts.c (handle_OPT_d): Handle -dU.
273 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
274 dump_queued_macros, cb_used_define, cb_used_undef): New.
275 (init_pp_output): Handle -dU.
276 (cb_line_change): Call dump_queued_macros.
277 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
279 2008-04-02 Anatoly Sokolov <aesok@post.ru>
281 * config/avr/predicates.md (io_address_operand): New predicate.
282 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
283 * config/avr/avr.c (avr_io_address_p): Remove function.
284 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
285 'avr_io_address_p' function.
286 (out_movhi_r_mr): (Ditto.).
287 (out_movqi_mr_r): (Ditto.).
288 (out_movhi_mr_r): (Ditto.).
289 (avr_address_cost): (Ditto.).
291 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
294 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
295 in 32bit mode when XMM registers are available to avoid store
297 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
298 corresponding post-reload splitters.
300 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
302 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
303 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
304 __builtin_ia32_roundss.
305 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
306 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
307 __builtin_ia32_roundss.
308 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
309 IX86_BUILTIN_SHUFPD here.
311 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
313 * config/i386/i386.md (plogic): New.
314 (plogicprefix): Likewise.
316 * config/i386/mmx.md (mmx_<code><mode>3): New.
317 (mmx_and<mode>3): Removed.
318 (mmx_ior<mode>3): Likewise.
319 (mmx_xor<mode>3): Likewise.
321 * config/i386/sse.md (<code><mode>3): New.
322 (*<code><mode>3): Likewise.
323 (*<code><mode>3): Likewise.
324 (<code><mode>3): Likewise.
325 (*sse_<code><mode>3): Likewise.
326 (*sse2_<code><mode>3): Likewise.
327 (<code>tf3): Likewise.
328 (*<code>tf3): Likewise.
329 (and<mode>3): Likewise.
330 (*and<mode>3): Likewise.
331 (ior<mode>3): Removed.
332 (*ior<mode>3): Likewise.
333 (xor<mode>3): Likewise.
334 (*xor<mode>3): Likewise.
335 (*and<mode>3): Likewise.
336 (*ior<mode>3): Likewise.
337 (*xor<mode>3): Likewise.
338 (and<mode>3): Likewise.
339 (*sse_and<mode>3): Likewise.
340 (*sse2_and<mode>3): Likewise.
343 (ior<mode>3): Likewise.
344 (*sse_ior<mode>3): Likewise.
345 (*sse2_ior<mode>3): Likewise.
348 (xor<mode>3): Likewise.
349 (*sse_xor<mode>3): Likewise.
350 (*sse2_xor<mode>3): Likewise.
354 2008-04-02 Richard Guenther <rguenther@suse.de>
356 PR tree-optimization/14495
357 PR tree-optimization/34793
358 * tree-vrp.c (struct switch_update): New structure.
359 (to_remove_edges, to_update_switch_stmts): New VECs.
360 (simplify_switch_using_ranges): New function. Remove not taken
361 case labels and edges.
362 (simplify_stmt_using_ranges): Call it.
363 (identify_jump_threads): Mark edges we have queued for removal
364 so we don't thread them.
365 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
367 * tree-cfg.c (group_case_labels): Deal with missing default label.
368 (tree_verify_flow_info): Allow missing default label.
369 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
370 (emit_case_nodes): Likewise.
371 (expand_case): Do not rely on the default label to be present.
372 * expr.c (try_casesi): Deal with NULL default_label.
373 (do_tablejump): Likewise.
375 2008-04-02 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/14495
378 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
380 (vrp_visit_switch_stmt): ... but here (new function).
381 (find_case_label_index): New helper function.
382 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
384 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
386 * fwprop.c: Fix ISO-C99ism.
388 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
391 * Makefile.in (objdir): Set it here.
392 * configure.ac: Not here. Find dynamic linker characteristics.
393 * exec-tool.in: Use them.
394 * aclocal.m4: Regenerate.
395 * configure: Regenerate.
397 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
399 * expr.c (expand_var): Delete it.
400 * expr.h (expand_var): Delete prototype.
401 * function.c (expand_function_start): Use expand_decl instead.
402 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
405 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
407 PR rtl-optimization/35542
408 * fwprop.c (forward_propagate_and_simplify): Replace
409 loc_reg_mentioned_in_p with reg_mentioned_p.
411 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
413 PR rtl-optimization/35281
414 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
415 (propagate_rtx_1): Handle PR_HANDLE_MEM.
416 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
417 (varying_mem_p): Move above propagate_rtx.
418 (all_uses_available_at): Do not check MEMs.
420 2008-04-02 Rafael Espindola <espindola@google.com>
422 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
423 (register_edge_assert_for_2): Split the cond argument.
424 (register_edge_assert_for_1): Adjust for the change in
425 register_edge_assert_for_2.
426 (register_edge_assert_for): Split the cond argument.
427 (find_switch_asserts): Adjust for the change in
428 register_edge_assert_for.
430 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
432 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
433 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
434 offsets for 64-bit mingw.
435 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
436 abi for x86_64-pc-mingw.
438 2008-04-02 Richard Guenther <rguenther@suse.de>
440 * tree-vrp.c (extract_range_from_assert): Make sure to not
441 produce range min/max with TREE_OVERFOW set.
442 If merging a anti-range and a range keep the anti-range if
443 the range covers all values of the type.
444 (register_edge_assert_for_2): Only allow sign-changing
445 conversions in detecting canonical range checks. Also
446 register an assert for the unsigned name if useful.
448 PR tree-optimization/35787
449 * tree-vrp.c (vrp_val_max): New function.
450 (vrp_val_min): Likewise.
451 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
452 (vrp_val_is_min): Likewise.
453 (supports_overflow_infinity): Use vrp_val_{min,max}.
454 (negative_overflow_infinity): Likewise.
455 (positive_overflow_infinity): Likewise.
456 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
457 (is_positive_overflow_infinity): Likewise.
458 (is_overflow_infinity): Likewise.
459 (avoid_overflow_infinity): Use vrp_val_{min,max} and
460 vrp_val_is_{min,max}.
461 (set_and_canonicalize_value_range): Canonicalize anti-ranges
462 to ranges if possible. Avoid empty ranges.
464 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
467 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
468 the expression is a function address.
470 2008-04-01 George Helffrich <george@gcc.gnu.org>
472 PR fortran/PR35154, fortran/PR23057
473 * fortran/trans-common.c (create_common): Add decl to function
474 chain to preserve identifier scope in debug output.
476 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
477 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
478 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
479 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
481 (dbxout_syms): Check for COMMON-based symbol and wrap in
482 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
483 in bracket for efficiency.
485 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
486 using DW_TAG_common_block + member offset.
487 (add_pubname_string): New function.
488 (dw_expand_expr): New function to find block name and offset for
490 (common_check): New function to check whether symbol in Fortran COMMON.
491 (gen_variable_die): If COMMON, use DW_TAG_common_block.
493 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
494 use of common is unchanged.
496 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
497 with all combinations of debug options available on target.
498 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
499 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
500 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
501 .stabs functionality.
502 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
505 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
508 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
510 2008-04-02 Ben Elliston <bje@au.ibm.com>
512 * config/v850/v850.md (casesi): Remove if (0) code.
513 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
514 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
516 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.md (rex64suffix): New mode attribute.
519 (floathi<mode>2): Disable expander for SSE math.
520 (*floathi<mode>2_1): New insn insn_and_split pattern.
521 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
522 corresponding post-reload splitters.
523 (*floathi<mode>2_i387): New macroized insn pattern.
524 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
525 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
526 insn_and_split pattern.
527 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
528 New macroized instruction patterns and corresponding post-reload
530 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
531 and corresponding post-reload splitters.
532 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
533 New macroized instruction patterns.
534 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
535 macroized instruction patterns and corresponding post-reload splitters.
536 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
537 corresponding post-reload splitters.
538 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
539 New macroized instruction patterns.
540 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
541 corresponding post-reload splitters.
542 (*floatsi<mode>2_i387): New macroized instruction patterns.
544 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
546 * config/i386/i386.md (smaxmin): New.
548 (maxminiprefix): Likewise.
549 (maxminfprefix): Likewise.
550 (<code><mode>3): Likewise.
551 (smin<mode>3): Removed.
552 (smax<mode>3): Likewise.
554 * config/i386/mmx.md (mmx_<code>v2sf3): New.
555 (mmx_<code>v4hi3): Likewise.
556 (mmx_<code>v8qi3): Likewise.
557 (mmx_smaxv2sf3): Removed.
558 (mmx_sminv2sf3): Likewise.
559 (mmx_umaxv8qi3): Likewise.
560 (mmx_smaxv4hi3): Likewise.
561 (mmx_uminv8qi3): Likewise.
562 (mmx_sminv4hi3): Likewise.
564 * config/i386/sse.md (<addsub><mode>3): New.
565 (*<addsub><mode>3): Likewise.
566 (<sse>_vm<addsub><mode>3): Likewise.
567 (<maxmin><mode>3): Likewise.
568 (*<maxmin><mode>3_finite): Likewise.
569 (*<maxmin><mode>3): Likewise.
570 (<sse>_vm<maxmin><mode>3): Likewise.
571 (sse3_h<addsub>v4sf3): Likewise.
572 (sse3_h<addsub>v2df3): Likewise.
573 (<maxmin>v16qi3): Likewise.
574 (*<maxmin>v16qi3): Likewise.
575 (<maxmin>v8hi3): Likewise.
576 (*<maxmin>v8hi3): Likewise.
577 (*sse4_1_<maxmin><mode>3): Likewise.
578 (*sse4_1_<maxmin><mode>3): Likewise.
579 (add<mode>3): Removed.
580 (*add<mode>3): Likewise.
581 (<sse>_vmadd<mode>3): Likewise.
582 (sub<mode>3): Likewise.
583 (*sub<mode>3): Likewise.
584 (<sse>_vmsub<mode>3): Likewise.
585 (smin<mode>3): Likewise.
586 (*smin<mode>3_finite): Likewise.
587 (*smin<mode>3): Likewise.
588 (<sse>_vmsmin<mode>3): Likewise.
589 (smax<mode>3): Likewise.
590 (*smax<mode>3_finite): Likewise.
591 (*smax<mode>3): Likewise.
592 (<sse>_vmsmax<mode>3): Likewise.
593 (sse3_haddv4sf3): Likewise.
594 (sse3_haddv2df3): Likewise.
595 (sse3_hsubv4sf3): Likewise.
596 (sse3_hsubv2df3): Likewise.
597 (umaxv16qi3): Likewise.
598 (*umaxv16qi3): Likewise.
599 (smaxv8hi3): Likewise.
600 (*smaxv8hi3): Likewise.
601 (*sse4_1_smax<mode>3): Likewise.
602 (*sse4_1_umax<mode>3): Likewise.
603 (uminv16qi3): Likewise.
604 (*uminv16qi3): Likewise.
605 (sminv8hi3): Likewise.
606 (*sminv8hi3): Likewise.
607 (*sse4_1_smin<mode>3): Likewise.
608 (*sse4_1_umin<mode>3): Likewise.
610 2008-04-01 Rafael Espindola <espindola@google.com>
612 * tree-cfg.c (verify_expr): remove in_phi.
613 (verify_stmt): Don't call walk_tree with verify_expr. Use
614 is_gimple_min_invariant instead of is_gimple_val.
616 2008-04-01 Joseph Myers <joseph@codesourcery.com>
618 * doc/include/gpl_v3.texi: Update for manpage generation.
619 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
621 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
622 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
623 gpl_v3.texi instead of gpl.texi.
626 2008-04-01 Jakub Jelinek <jakub@redhat.com>
629 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
631 2008-04-01 Rafael Espindola <espindola@google.com>
633 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
634 (extract_code_and_val_from_cond): Use
635 extract_code_and_val_from_cond_with_ops.
637 2008-04-01 Jan Hubicka <jh@suse.cz>
639 * function.c (free_after_compilation): Free epilogue_delay_list.
640 (prepare_function_start): Assert that previous compilation was freed.
642 2008-04-01 Jan Hubicka <jh@suse.cz>
643 Jim Wilson <wilson@tuliptree.org>
644 Andreas Tobler <andreast@gcc.gnu.org>
647 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
648 rtl.emit instead cfun->emit.
649 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
650 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
652 2008-04-01 Ben Elliston <bje@au.ibm.com>
654 * doc/c-tree.texi (Function Basics): Fix grammatical error.
656 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
658 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
660 (fprofile-use): Add var flag_profile_use
661 * coverage.c (coverage_begin_output): Do not open a gcno file for
662 output only if -ftest-coverage is set.
663 Do not add getpwd() to gcda file path.
664 (build_gcov_info): Check the new flag
665 flag_profile_datafile_relative_path.
666 (coverage_init): Use profile_data_prefix.
667 Read profile counter only if flag_profile_use is set.
668 * opts.c (common_handle_option): New option fprofile-use=,
669 fprofile-dir=, fprofile-generate=.
670 * toplev.c (profile_data_prefix): New variable definition.
671 * toplev.h (profile_data_prefix): New declaration.
672 * doc/invoke.tex (Option Summary, Optimization Options):
675 2008-03-31 James E. Wilson <wilson@tuliptree.org>
677 * varasm.c (output_constant_pool_1): In LABEL_REF check,
678 use tmp consistently.
681 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
682 * config/ia64/ia64.c (rtx_needs_barrier): Handle
683 UNSPEC_FR_RECIP_APPROX_RES.
684 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
686 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
689 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
691 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
694 * fold-const.c (fold_indirect_ref_1): Support accessing non first
695 element of the vector via a pointer.
697 2008-03-31 Ian Lance Taylor <iant@google.com>
699 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
701 2008-03-31 Jan Hubicka <jh@suse.cz>
703 * builtins.c (expand_builtin_setjmp_receiver): Update call of
704 get_arg_pointer_save_area.
705 * expr.c (init_expr): Just clear out rtl.expr.
706 * function.c (free_after_compilation): Clear out whole RTL structure.
707 (get_func_frame_size): Merge into ...
708 (get_frame_size): ... this one.
709 (assign_stack_local_1): Merge into ...
710 (assign_stack_local): ... this one.
711 (expand_function_end): Update call of get_arg_pointer_save_area.
712 (get_art_pointer_save_area): Remove cfun argument.
713 * function.h (emit_status): regno_pointer_align does not need length
714 attribute. Move x_regno_reg_rtx to ...
715 (regno_reg_rtx): ... new global array.
716 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
717 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
718 apply_args_value, forced_labels, stack_pointer_delta):
720 (struct varasm_status): Move here from varasm.c
721 (struct rtl_data): New. Move here some fields from struct function.
722 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
723 frame_offset, stack_check_probe_note, arg_pointer_save_area,
724 used_temp_slots avail_temp_slots, temp_slot_level,
725 nonlocal_goto_handler_labels): Update accesstors.
726 (rtl): New global variable.
727 (struct function): Move some fileds to rtl_data.
728 (get_arg_pointer_save_area): Update prototype.
729 * emit-rtl.c (rtl): Declare.
730 (regno_reg_rtx): Declare.
731 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
733 (gen_reg_rtx): Update.
734 (init_virtual_regs): Do not tate emit_status argument.
735 (init_emit): Do not allocate emit.
736 * varasm.c (varasm_statuc): Move to function.h.
737 (n_deferred_constatns): Update accestor.
738 (init_varasm_status): Do not allocate varasm_status.
739 (force_const_mem, get_pool_size, output_constant_pool): Update.
740 * stmt.c (force_label_rtx): Do not use x_ prefixes.
741 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
743 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
745 PR rtl-optimization/35729
746 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
749 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
752 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
753 load/store if memory is unaligned.
754 (*movti_rex64): Likewise.
756 * config/i386/predicates.md (misaligned_operand): New.
758 2008-03-31 Andrew Pinski <pinskia@gmail.com>
761 * tree-ssa-phiopt.c (conditional_replacement): Return early for
764 2008-03-31 Jan Beulich <jbeulich@novell.com>
766 * config/ia64/constraints.md: Add 'j' constraint.
767 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
768 (movdi_internal): Likewise.
770 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
773 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
775 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
778 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
779 proper error message for the third argument on blendpd and
782 * config/i386/sse.md (blendbits): New.
783 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
785 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
787 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
789 2008-03-30 Richard Guenther <rguenther@suse.de>
792 * fold-const.c (fold_sign_changed_comparison): Do leave
793 conversions to base-types alone.
795 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
797 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
798 the link register if one altivec register is be saved.
800 2008-03-30 Ben Elliston <bje@au.ibm.com>
802 * final.c (final_scan_insn): Remove if (0) code.
804 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
806 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
808 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
810 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
811 of V4SFmode to ix86_binary_operator_ok.
813 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.c (override_options): Initialize
816 ix86_veclib_handler to ix86_veclibabi_svml when
817 -mveclibabi=svml is used.
818 (ix86_veclibabi_svml): New function for SVML ABI style
819 vectorization support.
820 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
822 2008-03-28 Rafael Espindola <espindola@google.com>
824 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
825 (tree_binary_nonnegative_warnv_p): Make it public.
826 (tree_single_nonnegative_warnv_p): Make it public.
827 (tree_invalid_nonnegative_warnv_p): Make it public.
828 (tree_unary_nonzero_warnv_p): Make it public.
829 (tree_binary_nonzero_warnv_p): Make it public
830 (tree_single_nonzero_warnv_p): Make it public.
831 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
832 (extract_range_from_binary_expr): Split the expr argument.
833 (extract_range_from_unary_expr): Split the expr argument.
834 (extract_range_from_comparison): Split the expr argument.
835 (extract_range_from_expr): Use the new aux functions.
836 (vrp_evaluate_conditional_warnv): Use
837 vrp_evaluate_conditional_warnv_with_ops.
838 * tree.h (tree_unary_nonzero_warnv_p): Declare.
839 (tree_binary_nonzero_warnv_p): Declare.
840 (tree_single_nonzero_warnv_p): Declare.
841 (tree_expr_nonzero_warnv_p): Declare.
842 (tree_unary_nonnegative_warnv_p): Declare.
843 (tree_binary_nonnegative_warnv_p): Declare.
844 (tree_single_nonnegative_warnv_p): Declare.
845 (tree_invalid_nonnegative_warnv_p): Declare.
847 2008-03-28 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/30317
850 PR tree-optimization/30911
851 PR tree-optimization/34793
852 * tree-vrp.c (set_and_canonicalize_value_range): New function.
853 (struct assert_locus_d): New member EXPR.
854 (register_new_assert_for): Add EXPR parameter to support
855 ASSERT_EXPR <name, expr OP limit>.
856 (register_edge_assert_for_1): Adjust callers.
857 (find_assert_locations): Likewise.
858 (process_assert_insertions_for): Build condition from expression.
859 (extract_range_from_assert): Handle ASSERT_EXPRs
860 of the form ASSERT_EXPR <name, expr OP limit>.
861 (register_edge_assert_for_2): New helper registering
862 asserts for comparisons. Recognize range tests of the form
863 (unsigned)i - CST1 OP CST2.
864 (register_edge_assert_for_1): Use it.
865 (register_edge_assert_for): Likewise.
866 (needs_overflow_infinity): Integer sub-types
867 do not need overflow infinities.
868 (vrp_val_is_max): The extreme values of integer sub-types
869 are those of the base type.
870 (vrp_val_is_min): Likewise.
871 * tree.def (ASSERT_EXPR): Document extra allowed conditional
874 2008-03-28 Nick Clifton <nickc@redhat.com>
876 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
877 Return GENERAL_REGS for stack adjustment reloads.
879 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
882 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
883 const_vector when all the vectors are constant.
885 2008-03-27 Bob Wilson <bob.wilson@acm.org>
887 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
889 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
890 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
892 (s<code>_sf): Use new scc_sf attribute for opcode names.
894 2008-03-27 Tom Tromey <tromey@redhat.com>
896 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
897 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
898 config/spu/t-spu-elf, config/i386/t-interix,
899 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
900 config/i386/x-darwin, config/i386/x-mingw32,
901 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
902 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
903 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
904 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
905 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
906 config/rs6000/x-darwin, config/rs6000/t-rs6000,
907 config/score/t-score-elf, config/arm/t-strongarm-pe,
908 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
909 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
910 Revert automatic dependency patch.
912 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
915 * config/i386/i386.c (ix86_function_arg_boundary): Align
916 decimal floating point to its natural boundary.
918 2008-03-27 Richard Guenther <rguenther@suse.de>
921 * fold-const.c (fold_comparison): Restrict distinct decl
922 comparison folding to VAR_DECLs and PARM_DECLs. Do not
923 solely rely on operand_equal_p.
925 2008-03-27 Richard Guenther <rguenther@suse.de>
928 * c-common.c (handle_weak_attribute): Reject combination of
931 2008-03-27 Richard Guenther <rguenther@suse.de>
933 PR tree-optimization/32810
934 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
935 conversions from DECL_INITIAL.
936 (fold_const_aggregate_ref): Likewise from constructor elements.
938 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
940 * tree-affine.h (aff_combination_expand): Declare.
941 (get_inner_reference_aff): Likewise.
942 * tree-affine.c (aff_combination_expand): Split out from
943 tree_to_aff_combination_expand.
944 (get_inner_reference_aff): New function.
945 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
946 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
947 (struct lim_aux_data): sm_done field removed.
948 (mem_ref_loc_p, mem_ref_locs_p): New types.
949 (struct mem_ref): Added id, stored, accesses_in_loop,
950 indep_loop, dep_loop, indep_ref, dep_ref fields.
951 Removed is_stored, locs and next fields.
952 (memory_accesses): New variable.
953 (movement_possibility): Do not allow moving statements
954 that store to memory.
955 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
957 (determine_max_movement): For statements with memory references,
958 find the outermost loop in that the reference is independent.
959 (move_computations_stmt): Mark the virtual operands for renaming.
960 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
961 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
962 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
963 add_vop_ref_mapping, create_vop_ref_mapping_loop,
964 create_vop_ref_mapping, analyze_memory_references,
965 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
966 get_all_locs_in_loop, ref_always_accessed_p,
967 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
968 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
969 store_motion_loop, store_motion): New functions.
970 (struct vop_to_refs_elt): New type.
971 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
972 memref_hash, memref_eq, hoist_memory_references): Rewritten.
973 (schedule_sm): Replaced by...
974 (execute_sm): ... this.
975 (determine_lsm_ref, hoist_memory_references,
976 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
977 find_more_ref_vops, free_mem_ref, free_mem_refs,
978 determine_lsm_loop, determine_lsm): Removed.
979 (tree_ssa_lim_finalize): Free data structures used by store motion.
980 (tree_ssa_lim): Call analyze_memory_references. Use
981 store_motion instead of determine_lsm.
983 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
985 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
986 rename tmake_file to m68hc11/t-m68hc11.
987 (mcore): Set inhibit_libc to true.
988 * config.host (alpha*-dec-*vms*): Set extra_programs.
989 (interix3*): Don't use host_xmake_file.
990 * configure.ac: Let config.gcc override inhibit_libc.
991 * configure: Regenerate.
993 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
994 * config/t-openbsd-thread: Remove commented out lines.
996 * config/x-interix: Remove.
998 * config/m68hc11/t-m68hc11-gas: Rename to...
999 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1001 * config/mcore/t-mcore: Remove T_CFLAGS.
1002 * config/mcore/t-mcore-pe: Likewise.
1004 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1006 * configure.ac: Replace custom __GNU_SOURCE test with
1007 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1008 * aclocal.m4: Regenerate.
1009 * configure: Regenerate.
1010 * config.in: Regenerate.
1012 2008-03-27 Richard Guenther <rguenther@suse.de>
1014 * fold-const.c (target.h): Include.
1015 (fold_comparison): Fold comparison of addresses of decls
1016 that bind locally or of constants. Consolidate address folding code.
1017 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1018 results from fold_binary_to_constant.
1019 (compare_values_warnv): Likewise.
1021 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1024 * fold-const.c (fold_truthop): Check for integeral types when folding
1025 a == 0 && b == 0 and a != 0 || b != 0 .
1027 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1029 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1031 2008-03-26 Andreas Schwab <schwab@suse.de>
1033 * doc/invoke.texi: Fix use of @item vs. @itemx.
1035 2008-03-26 Tom Tromey <tromey@redhat.com>
1037 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1038 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1039 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1040 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1041 build/genconstants.o, build/genemit.o, build/genextract.o,
1042 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1043 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1046 2008-03-26 Richard Guenther <rguenther@suse.de>
1049 2008-03-26 Richard Guenther <rguenther@suse.de>
1051 * fold-const.c (target.h): Include.
1052 (fold_comparison): Fold comparison of addresses of two decls
1053 that bind locally. Consolidate address folding code.
1055 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1057 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1058 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1059 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1060 dconstsqrt2, dconstthird, dconste and/or dconst10.
1061 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1062 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1063 dconstsqrt2, dconste): Delete.
1064 (init_emit_once): Likewise. Simplify initializing dconstm1.
1066 * real.c (get_real_const): New.
1067 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1068 dconstsqrt2, dconste): Delete.
1069 (real_value_const, get_real_const): New.
1071 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1073 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1075 * config/i386/i386.c (ix86_function_arg_boundary): Check
1076 BIGGEST_ALIGNMENT instead of 128.
1077 (setup_incoming_varargs_64): Likewise.
1079 2008-03-26 Tom Tromey <tromey@redhat.com>
1081 * Makefile.in (DEPFILES): Add missing '/'.
1083 2008-03-26 Richard Guenther <rguenther@suse.de>
1085 * fold-const.c (target.h): Include.
1086 (fold_comparison): Fold comparison of addresses of two decls
1087 that bind locally. Consolidate address folding code.
1089 2008-03-26 Nick Clifton <nickc@redhat.com>
1092 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1093 not allow INT+INT as a legitimate addressing mode.
1095 2008-03-26 Richard Guenther <rguenther@suse.de>
1097 * tree-flow.h (widen_bitfield): Remove declaration.
1098 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1099 (widen_bitfield): Remove function.
1100 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1103 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1106 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1109 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1111 PR rtl-optimization/35232
1112 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1113 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1114 reg_reloaded_call_part_clobbered here.
1115 (reload_regs_reach_end_p): New function.
1116 (reload_reg_rtx_for_input): New variable.
1117 (reload_reg_rtx_for_output): Likewise.
1118 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1119 when reassigning a pseudo register. Load reloadreg from
1120 reload_reg_rtx_for_input, moving the mode and register
1122 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1123 instead of the original when deciding whether an input reload
1124 would be a no-op or whether an output reload can be deleted.
1125 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1126 when setting up new_spill_reg_store. Load it from
1127 reload_reg_rtx_for_output, moving the mode and register
1129 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1130 instead of the original when deciding whether an output reload
1131 would be a no-op. Do the same when modifying insn notes.
1132 Use rtx_equal_p instead of == to compare the registers.
1133 (inherit_piecemeal_p): Take a mode and two register numbers
1135 (emit_reload_insns): Clear new_spill_reg_store for every hard
1136 register in the reload register. Remove spill registers
1137 from reg_reloaded_valid before considering whether to record
1138 inheritance information for them. Use reload_reg_rtx_for_output
1139 instead of reg_rtx when recording output reloads. Use
1140 reload_reg_rtx_for_input instead of reg_rtx when recording
1141 input reloads. Set or clear reg_reloaded_call_part_clobbered
1142 at the same time as setting reg_reloaded_valid.
1143 (delete_output_reload): Add a new_reload_reg parameter and use it
1144 instead of rld[j].reg_rtx.
1145 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1148 2008-03-25 Tom Tromey <tromey@redhat.com>
1150 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1151 (build/genattr.o): Likewise.
1152 (build/genattrtab.o): Likewise.
1153 (build/gencodes.o): Likewise.
1154 (build/genconfig.o): Likewise.
1155 (build/genconstants.o): Likewise.
1156 (build/genemit.o): Likewise.
1157 (build/genextract.o): Likewise.
1158 (build/genflags.o): Likewise.
1160 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1162 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1163 instead of size_int for integer types.
1164 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1165 to match type of MINUS_EXPR.
1167 2008-03-25 Tom Tromey <tromey@redhat.com>
1169 * configure: Rebuilt.
1170 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1173 2008-03-25 Tom Tromey <tromey@redhat.com>
1175 * config/x-solaris (host-solaris.o): Update.
1176 * config/x-linux (host-linux.o): Update.
1177 * config/x-hpux (host-hpux.o): Update.
1178 * config/x-darwin (host-darwin.o): Update.
1179 * config/v850/t-v850e (v850-c.o): Update.
1180 * config/v850/t-v850 (v850-c.o): Update.
1181 * config/t-vxworks (vxworks.o): Update.
1182 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1183 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1184 * config/spu/t-spu-elf (spu-c.o): Update.
1186 * config/sh/t-symbian (sh-c.o): Update.
1187 (symbian.o): Update.
1188 * config/sh/t-sh (sh-c.o): Update.
1189 * config/score/t-score-elf (score7.o, score3.o): Update.
1190 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1191 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1192 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1193 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1195 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1196 * config/m32c/t-m32c (m32c-pragma.o): Update.
1197 * config/ia64/t-ia64 (ia64-c.o): Update.
1198 * config/i386/x-mingw32 (host-mingw32.o): Update.
1199 * config/i386/x-i386 (driver-i386.o): Update.
1200 * config/i386/x-darwin (host-i386-darwin.o): Update.
1201 * config/i386/x-cygwin (host-cygwin.o): Update.
1202 * config/i386/t-nwld (nwld.o): Update.
1203 * config/i386/t-netware (netware.o): Update.
1204 * config/i386/t-interix (winnt.o): Update.
1205 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1206 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1207 msformat-c.o): Update.
1208 * config/bfin/t-bfin-linux (generated_files): Add
1209 linux-sysroot-suffix.h.
1210 * config/arm/t-wince-pe (pe.o): Update.
1211 * config/arm/t-strongarm-pe (pe.o): Update.
1212 * config/arm/t-pe (pe.o): Update.
1213 * config/arm/t-arm (arm-c.o): Update.
1214 * doc/install.texi (Prerequisites): Require make 3.80.
1215 * Makefile.in: Remove .o targets.
1216 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1217 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1218 (simple_generated_h, simple_generated_c): Move earlier.
1219 (generated_files): New variable.
1220 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1221 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1222 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1223 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1224 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1225 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1226 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1227 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1228 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1229 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1230 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1231 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1233 (COMPILE.base, COMPILE): New variables.
1234 (%.o): New pattern rule.
1235 (ALL_HOST_OBJS): New variable.
1236 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1237 (dummy-checksum.o, cc1-checksum.o): Remove.
1238 (DRIVER_SHLIB): New variable.
1239 (DRIVER_DEFINES): Use it.
1240 (gencondmd.c): Move out of build/.
1241 (s-conditions): Update.
1242 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1243 (ALL_BUILD_OBJS): Likewise.
1244 (build/%.o): Use BUILDCOMPILE.
1245 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1246 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1247 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1248 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1249 build/genconfig.o, build/genconstants.o, build/genemit.o,
1250 build/genextract.o, build/genflags.o, build/genmddeps.o,
1251 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1252 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1253 build/gen-protos.o, build/scan.o, build/fix-header.o,
1254 build/scan-decls.o): Simplify.
1255 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1256 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1257 prefix.o, toplev.o): Reduce to variable setting.
1258 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1259 ($(out_object_file), gcc-options.o): New targets.
1260 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1261 * configure: Rebuilt.
1262 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1263 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1265 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1267 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1268 complain when we hit an error, return ERROR_MARK_NODE.
1270 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1272 * config/sh/constraints.md (Pso, Psz): New constraints.
1273 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1274 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1276 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1278 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1279 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1281 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1283 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1284 (prefetch_sh2a): New.
1286 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1287 Naveen.H.S <naveen.hs@kpitcummins.com>
1289 * config/sh/constraints.md (I28): New constraint.
1290 * config/sh/sh.c (broken_move): Add support for movi20s.
1291 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1293 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1294 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1295 Naveen.H.S <naveen.hs@kpitcummins.com>
1297 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1298 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1299 (print_operand): Handle resbank in %@ operand code.
1300 (sh_encode_section_info): New.
1301 (push_regs): Add conditions for resbank.
1302 (sh_expand_epilogue): Likewise.
1303 (sh_insert_attributes): Likewise.
1304 (sh_attribute_table): Likewise.
1305 (sh_handle_resbank_handler_attribute): New.
1306 (sh2a_handle_function_vector_handler_attribute): New.
1307 (sh2a_is_function_vector_call): New.
1308 (sh2a_get_function_vector_number): New.
1309 (sh2a_function_vector_p): New.
1310 (sh_cfun_resbank_handler_p): New.
1311 * config/sh/sh.md (calli): Emit jsr/n if possible.
1312 (calli_tbr_rel): New.
1313 (calli_pcrel): Emit jsr/n if possible.
1314 (return_i): Emit rts/n if possible.
1315 (call_valuei_tbr_rel): New.
1316 (call_valuei_pcrel): Add condition for SH2A target.
1317 (call_value): Likewise.
1318 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1319 (sh2a_get_function_vector_number): Likewise.
1320 (sh2a_is_function_vector_call): Likewise.
1321 * doc/extend.texi: Document TBR relative addressing of SH2A.
1322 (resbank): Add description for SH2A.
1324 2008-03-24 Richard Guenther <rguenther@suse.de>
1327 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1328 pointer assignments change conversions according to middle-end rules.
1329 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1330 * configure.ac: Include type checking in yes.
1331 * configure: Regenerate.
1333 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1335 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1336 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1338 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1340 * gthr-vxworks.h (UNUSED): Define.
1342 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1346 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1348 * doc/extend.texi (Function Attributes): Add missing comma in the
1349 example of the "alloc_size" attribute.
1351 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1354 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1356 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1359 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1362 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1363 of the underlying type of a MS bitfield layout to the natural
1364 alignment of the type.
1366 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1369 to their natural alignment to avoid store forwarding stalls.
1371 2008-03-22 Richard Guenther <rguenther@suse.de>
1373 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1374 For PHI nodes verify the address is invariant.
1375 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1376 (get_symbol_constant_value): Use is_gimple_min_invariant.
1377 (maybe_fold_stmt_indirect): Likewise.
1379 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1381 PR rtl-optimization/33927
1382 * Makefile.in (dse.o): Depend on $(TM_P_H).
1383 * expr.h (extract_low_bits): Declare.
1384 * expmed.c (extract_low_bits): New function.
1385 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1386 * dse.c: Include tm_p.h.
1387 (find_shift_sequence): Remove the read_reg argument and return the
1388 read value. Emit the instructions instead of returning them.
1389 Iterate on new_mode rather than calculating it each time.
1390 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1391 source to NEW_MODE and extract_low_bits to convert the shifted
1393 (replace_read): Allow the load and store to have different mode
1394 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1395 or extraction instructions before trying the replacement. Update
1396 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1398 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1400 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1401 to their natural alignment to avoid store forwarding stalls.
1403 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1406 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1407 encouraging but not allowing gprs for input;
1408 change the input constraint to !f#r.
1409 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1411 change the output constraint to !f#r.
1413 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1416 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1417 corresponding post-reload splitters.
1418 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1419 when x87 FP math is selected.
1420 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1421 New function prototype.
1422 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1423 unreachable function to ease macroization of insn patterns.
1425 2008-03-21 Martin Jambor <mjambor@suse.cz>
1427 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1428 reference dumps if ddr is NULL or dependence is unknown.
1430 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1433 unsigned extension into account.
1434 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1435 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1436 Do computations on a scratch register.
1438 2008-03-21 Richard Guenther <rguenther@suse.de>
1440 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1441 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1442 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1443 * tree-ssa-dom.c (record_equality): Likewise.
1444 * tree-inline.c (copy_body_r): Likewise.
1445 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1448 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1450 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1451 as 'delete_unused' argument.
1453 2008-03-20 Richard Guenther <rguenther@suse.de>
1455 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1456 special casing of constant qualifiers.
1457 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1458 care about them in general.
1459 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1460 regardless of their type.
1461 (fold_stmt_r): Forcefully fold *& if we end up with that.
1463 2008-03-20 Paul Brook <paul@codesourcery.com>
1465 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1466 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1468 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1470 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1471 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1473 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1475 * common.opt (Wmudflap): New option.
1476 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1477 (mx_register_decls): Likewise.
1478 (mudflap_finish_file): Likewise.
1479 * doc/invoke.texi: Document -Wno-mudflap.
1481 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1483 * c-format.c (replace_format_name_to_system_name): New.
1485 (convert_format_name_to_system_name): New.
1486 (decode_format_attr): Add use of convert_format_name_to_system_name.
1487 (format_types_orig): Add gnu_ prefix to names.
1488 (check_format_info_main): Special treating of \0 escaped names for
1489 supporting multi-character format specifiers as I32, I64.
1490 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1491 (gnu_target_overrides_format_attributes): New.
1492 * c-format.h: Add structure target_ovr_attr to hold
1493 system specific formatter names.
1494 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1495 msformat-c.o file to c_target_objs and cxx_target_objs.
1496 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1497 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1498 (TARGET_N_FORMAT_TYPES): New.
1499 * config/i386/msformat-c.c: New.
1500 * config/i386/t-cygming: Add build rule for msformat-c.o.
1501 * doc/extend.texi: Add new format names gnu_* and ms_* and
1503 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1505 2008-03-20 Ira Rosen <irar@il.ibm.com>
1507 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1508 optimizations turned on under -O3.
1509 (ftree-vectorize): Add that the flag is turned on with -O3.
1511 2008-03-20 Ben Elliston <bje@au.ibm.com>
1513 * regmove.c (try_auto_increment): Fix spelling error in comment.
1514 * final.c (final_scan_insn): Likewise.
1516 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1520 allocator preferences for "y" and "r" class registers.
1521 ("*mov<mode>_internal"): Ditto.
1522 ("*movv2sf_internal_rex64"): Ditto.
1523 ("*movv2sf_internal"): Ditto.
1525 2008-03-19 Michael Matz <matz@suse.de>
1528 * calls.c (expand_call): Check overlap of arguments with call
1529 address for sibcalls.
1531 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1534 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1535 of the underlying type of a MS bitfield layout to the natural
1536 alignment of the type.
1538 2008-03-19 Jan Hubicka <jh@suse.cz>
1541 * toplev.c (decode_d_option): Handle all CPP flags.
1542 * tree-vrp.c: Update tree_pass descriptors.
1543 * regrename.c: Update tree_pass descriptors.
1544 * fwprop.c: Update tree_pass descriptors.
1545 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1546 * tree-into-ssa.c: Update tree_pass descriptors.
1547 * tree-dump.c: Update tree_pass descriptors.
1548 * tree-complex.c: Update tree_pass descriptors.
1549 * tree-dump.h: Update tree_pass descriptors.
1550 * see.c: Update tree_pass descriptors.
1551 * cgraphbuild.c: Update tree_pass descriptors.
1552 * tracer.c: Update tree_pass descriptors.
1553 * tree-loop-distribution.c: Update tree_pass descriptors.
1554 * cgraph.c: Update tree_pass descriptors.
1555 * postreload-gcse.c: Update tree_pass descriptors.
1556 * postreload.c: Update tree_pass descriptors.
1557 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1558 * tree-tailcall.c: Update tree_pass descriptors.
1559 * tree-pass.h (tree_opt_pass): Rename to ...
1560 (opt_pass) ... this one; add "type" field and remove letter field.
1561 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1562 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1563 all_lowering_passes): Update declaration.
1564 * ipa-cp.c: Update tree_pass descriptors.
1565 * final.c: Update tree_pass descriptors.
1566 * omp-low.c: Update tree_pass descriptors.
1567 * tree-ssa-dse.c: Update tree_pass descriptors.
1568 * ipa-reference.c: Update tree_pass descriptors.
1569 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1570 * auto-inc-dec.c: Update tree_pass descriptors.
1571 * reorg.c: Update tree_pass descriptors.
1572 * cgraphunit.c: Update tree_pass descriptors.
1573 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1574 * tree-ssa-ccp.c: Update tree_pass descriptors.
1575 * df-core.c: Update tree_pass descriptors.
1576 * mode-switching.c: Update tree_pass descriptors.
1577 * tree-nomudflap.c: Update tree_pass descriptors.
1578 * modulo-sched.c: Update tree_pass descriptors.
1579 * ipa-pure-const.c: Update tree_pass descriptors.
1580 * cse.c: Update tree_pass descriptors.
1581 * web.c: Update tree_pass descriptors.
1582 * tree-stdarg.c: Update tree_pass descriptors.
1583 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1584 * tree-ssa-dom.c: Update tree_pass descriptors.
1585 * tree-nrv.c: Update tree_pass descriptors.
1586 * tree-ssa-alias.c: Update tree_pass descriptors.
1587 * loop-init.c: Update tree_pass descriptors.
1588 * gimple-low.c: Update tree_pass descriptors.
1589 * ipa-inline.c: Update tree_pass descriptors.
1590 * tree-ssa-sink.c: Update tree_pass descriptors.
1591 * global.c: Update tree_pass descriptors.
1592 * ifcvt.c: Update tree_pass descriptors.
1593 * jump.c: Update tree_pass descriptors.
1594 * predict.c: Update tree_pass descriptors.
1595 * tree-ssa-loop.c: Update tree_pass descriptors.
1596 * recog.c: Update tree_pass descriptors.
1597 * dse.c: Update tree_pass descriptors.
1598 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1599 * tree-eh.c: Update tree_pass descriptors.
1600 * regmove.c: Update tree_pass descriptors.
1602 * function.c: Update tree_pass descriptors.
1603 * tree-vectorizer.c: Update tree_pass descriptors.
1604 * gcse.c: Update tree_pass descriptors.
1605 * ipa-type-escape.c: Update tree_pass descriptors.
1606 * tree-if-conv.c: Update tree_pass descriptors.
1607 * init-regs.c: Update tree_pass descriptors.
1608 * ipa.c: Update tree_pass descriptors.
1609 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1610 * rtl-factoring.c: Update tree_pass descriptors.
1611 * lower-subreg.c: Update tree_pass descriptors.
1612 * bt-load.c: Update tree_pass descriptors.
1613 * tree-dfa.c: Update tree_pass descriptors.
1614 * except.c: Update tree_pass descriptors.
1615 * emit-rtl.c: Update tree_pass descriptors.
1616 * cfgexpand.c: Update tree_pass descriptors.
1617 * tree-cfgcleanup.c: Update tree_pass descriptors.
1618 * cfgcleanup.c: Update tree_pass descriptors.
1619 * tree-ssa-pre.c: Update tree_pass descriptors.
1620 * tree-sra.c: Update tree_pass descriptors.
1621 * tree-mudflap.c: Update tree_pass descriptors.
1622 * tree-ssa-copy.c: Update tree_pass descriptors.
1623 * cfglayout.c: Update tree_pass descriptors.
1624 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1625 * tree-ssa-dce.c: Update tree_pass descriptors.
1626 * tree-ssa.c: Update tree_pass descriptors.
1627 * regclass.c: Update tree_pass descriptors.
1628 * integrate.c: Update tree_pass descriptors.
1629 * tree-optimize.c: Update tree_pass descriptors.
1630 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1631 * tree-object-size.c: Update tree_pass descriptors.
1632 * combine.c: Update tree_pass descriptors.
1633 * tree-outof-ssa.c: Update tree_pass descriptors.
1634 * bb-reorder.c: Update tree_pass descriptors.
1635 * stack-ptr-mod.c: Update tree_pass descriptors.
1636 * var-tracking.c: Update tree_pass descriptors.
1637 * tree-profile.c: Update tree_pass descriptors.
1638 * tree-vect-generic.c: Update tree_pass descriptors.
1639 * reg-stack.c: Update tree_pass descriptors.
1640 * sched-rgn.c: Update tree_pass descriptors.
1641 * tree-ssa-structalias.c: Update tree_pass descriptors.
1642 * tree-cfg.c: Update tree_pass descriptors.
1643 * passes.c (current_pass): Update declaration.
1644 (finish_optimization_passes): Update.
1645 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1646 (register_one_dump_file, register_dump_files_1, next_pass_1):
1648 (init_optimization_passes): Update handling of new types.
1649 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1650 * ipa-struct-reorg.c: Update tree_pass descriptors.
1651 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1652 * combine-stack-adj.c: Update tree_pass descriptors.
1653 * cfgrtl.c: Update tree_pass descriptors.
1654 * dce.c: Update tree_pass descriptors.
1655 * tree-ssanames.c: Update tree_pass descriptors.
1657 2008-03-19 Richard Guenther <rguenther@suse.de>
1660 * tree-ssa.c (walk_data): New structure.
1661 (warn_uninitialized_var): If not always_executed warn with "maybe"
1663 (execute_early_warn_uninitialized): Compute post-dominators.
1664 Initialize always_executed before processing each basic block.
1666 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1669 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1670 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1672 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1674 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1676 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1678 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1680 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1681 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1682 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1683 target after ignore has been set, and move there also the commputation
1684 of subtarget and original_target.
1685 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1686 (LANG_HOOKS_INITIALIZER): Remove it.
1687 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1689 2008-03-18 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1692 found an expression with constants, note that in the VN for the lhs.
1693 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1694 fold them to constants if possible. Run cleanup_cfg if done so.
1695 (execute_pre): Return todo.
1697 (execute_fre): Likewise.
1698 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1700 (get_prop_source_stmt): Look through pointer conversions.
1702 2008-03-18 Jan Hubicka <jh@suse.cz>
1704 * tree-pretty-print.c: Include predict.h.
1705 (dump_generic_node): Dump predictor.
1706 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1707 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1708 * gimple-low.c (lower_stmt): Likewise.
1709 * expr.c (expand_expr_real): Likewise.
1710 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1712 (build_predict_expr, build_predict_expr): New.
1713 * predict.h (predictor_name, build_predict_expr): Update.
1714 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1715 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1716 * predict.def (PRED_CONTINUE): Update hitrate.
1717 * tree.def (PREDICT_EXPR): Define.
1718 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1719 do not handle BIND_EXPR.
1720 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1721 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1722 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1725 2008-03-18 Michael Matz <matz@suse.de>
1727 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1729 2008-03-18 Richard Guenther <rguenther@suse.de>
1731 * tree-gimple.h (is_gimple_invariant_address): Declare.
1732 (is_gimple_constant): Likewise.
1733 * tree-gimple.c (is_gimple_constant): New function.
1734 (is_gimple_invariant_address): Likewise.
1735 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1736 and is_gimple_invariant_address.
1737 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1739 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1740 an addressable base.
1742 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1745 * gimplify.c (gimplify_expr): Gimplify second operand of
1748 2008-03-17 Richard Guenther <rguenther@suse.de>
1750 PR tree-optimization/19637
1751 * fold-const.c (fold_unary): Remove restrictions of removing
1752 intermediate pointer-conversions (P2)(P1)P0.
1753 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1754 conversion to void pointer.
1755 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1757 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1760 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1761 emulated thread local variables.
1763 2008-03-16 Richard Guenther <rguenther@suse.de>
1766 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1767 expand TREE_INVARIANT operations that are not gimple invariant.
1769 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1771 * doc/extend.texi (Alignment): Say that the ABI controls
1772 the __alignof__ for non-strict-alignment targets rather
1773 than being a recommendation.
1775 2008-03-15 Paul Brook <paul@codesourcery.com>
1777 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1779 (arm_output_fn_unwind): Mark functions that can not be unwound.
1781 2008-03-15 Paul Brook <paul@codesourcery.com>
1783 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1784 extension instructions.
1786 2008-03-15 Richard Guenther <rguenther@suse.de>
1788 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1789 and fold constant aggregate refs.
1790 (fold_const_aggregate_ref): Handle string constants
1791 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1792 (evaluate_stmt): Simplify now that ccp_fold folds constant
1795 2008-03-15 Paul Brook <paul@codesourcery.com>
1797 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1798 (extzv): Use gen_extzv_t2.
1799 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1801 2008-03-15 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1804 (fold_const_aggregate_ref): Likewise.
1805 (get_value): Return NULL if we don't have any values.
1806 (ccp_finalize): Set const_val to NULL after freeing it.
1807 * tree-flow.h (get_symbol_constant_value): Declare.
1808 (fold_const_aggregate_ref): Likewise.
1809 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1811 2008-03-15 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1815 to not produce negative array indices if not allowed. Add
1816 parameter to indicate that.
1817 (maybe_fold_offset_to_component_ref): Allow negative array
1818 indices only for the first member of a structure.
1819 (maybe_fold_offset_to_reference): Allow negative array indices.
1820 (maybe_fold_stmt_addition): Likewise.
1822 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1823 Anatoly Sokolov <aesok@post.ru>
1825 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1826 (avr_arch): Add ARCH_AVR6.
1827 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1828 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1829 instead of fixed value 2.
1830 (print_operand_address): Use gs() asm specifier instead of pm().
1831 (avr_assemble_integer): (Ditto.).
1832 (avr_output_addr_vec_elt): (Ditto.).
1833 (print_operand): Handle "!" code.
1834 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1835 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1836 (AVR_HAVE_EIJMP_EICALL): Define.
1837 (AVR_3_BYTE_PC): Redefine.
1838 (AVR_2_BYTE_PC): (Ditto.).
1839 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1840 (LINK_SPEC): Add atmega2560 and atmega2561.
1841 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1843 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1844 for 3 byte PC devices.
1845 (call_value_insn): (Ditto.).
1846 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1847 (indirect_jump): Use only for for 2 byte PC devices.
1848 (*tablejump): (Ditto.).
1849 (*indirect_jump_avr6): Add insn.
1850 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1851 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1852 instead of ijmp for 3 byte PC devices.
1853 (__tablejump2__): (Ditto.).
1854 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1855 (MULITLIB_DIRNAMES): (Ditto.).
1856 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1858 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1860 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1861 "sse2_umulsidi3". Use V1DI mode for operand 0.
1862 ("mmx_psadbw"): Use V1DI mode for operand 0.
1863 * config/i386/i386-modes.def (V1SI): New vector mode.
1864 * config/i386/i386.c (struct builtin_description)
1865 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1866 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1867 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1868 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1869 v1di_ftype_v8qi_v8qi type.
1870 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1872 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1873 __builtin_ia32_pmuludq]: Fix the mode of return value.
1875 2008-03-15 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1881 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1883 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1884 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1885 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1886 unless TARGET_SERIALIZE_VOLATILE is enabled.
1887 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1888 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1889 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1891 2008-03-14 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/34172
1894 * tree-flow.h (refs_may_alias_p): Declare.
1895 (get_single_def_stmt): Likewise.
1896 (get_single_def_stmt_from_phi): Likewise.
1897 (get_single_def_stmt_with_phi): Likewise.
1898 * tree-dfa.c (refs_may_alias_p): New function.
1899 (get_single_def_stmt): Likewise.
1900 (get_single_def_stmt_from_phi): Likewise.
1901 (get_single_def_stmt_with_phi): Likewise.
1902 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1903 (vn_reference_lookup_1): New helper function.
1904 (vn_reference_lookup): Walk the virtual use-def chain to
1905 continue searching for a match if the def does not alias the
1906 reference we are looking for.
1908 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1910 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1911 archive and Perzl. Update The Written Word listing.
1913 2008-03-14 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/34043
1916 PR tree-optimization/33989
1917 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1919 (bitmap_find_leader): Use extra argument to verify dominance
1920 relationship inside a basic-block.
1921 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1922 (find_leader_in_sets): Adjust.
1923 (create_component_ref_by_pieces): Take extra argument for
1924 dominance check, handle lookup failures.
1925 (find_or_generate_expression): Likewise.
1926 (create_expression_by_pieces): Likewise.
1927 (insert_into_preds_of_block): Adjust.
1928 (create_value_expr_from): If asked for, verify all operands
1929 are in the blocks AVAIL_OUT set.
1930 (make_values_for_stmt): Check for SSA_NAMEs that are life
1931 over an abnormal edge.
1932 (compute_avail): Remove such check.
1933 (do_SCCVN_insertion): New function.
1934 (eliminate): If we do not find a leader suitable for replacement
1935 insert a replacement expression from SCCVN if available.
1936 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1937 (struct vn_ssa_aux): Add needs_insertion flag.
1938 * tree-ssa-sccvn.c (may_insert): New global flag.
1939 (copy_reference_ops_from_ref): Value-number union member access
1940 based on its size, not type and member if insertion is allowed.
1941 (visit_reference_op_load): For a weak match from union type
1942 punning lookup a view-converted value and insert a SSA_NAME
1943 for that value if that is not found.
1944 (visit_use): Make dumps shorter. Do not disallow value numbering
1945 SSA_NAMEs that are life over an abnormal edge to constants.
1946 (free_scc_vn): Release inserted SSA_NAMEs.
1947 (run_scc_vn): New flag to specify whether insertion is allowed.
1948 Process SSA_NAMEs in forward order.
1949 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1950 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1951 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1952 pointer type to/from integral types that do not change the
1953 precision to regular conversions.
1955 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1957 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1958 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1959 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1960 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1961 input arguments and the mode of return value. Built-in functions
1962 that operate on whole 64-bit MMX register now use V1DI mode.
1964 2008-03-13 Alon Dayan <alond@il.ibm.com>
1965 Olga Golovanevsky <olga@il.ibm.com>
1967 PR tree-optimization/35041
1968 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1969 to locate the right position in a statement.
1971 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1975 * config/i386/xmmintrin.h: Change all static inline functions to
1976 extern inline and add __gnu_inline__ attribute.
1977 * config/i386/bmintrin.h: Ditto.
1978 * config/i386/smmintrin.h: Ditto.
1979 * config/i386/tmmintrin.h: Ditto.
1980 * config/i386/mmintrin-common.h: Ditto.
1981 * config/i386/ammintrin.h: Ditto.
1982 * config/i386/emmintrin.h: Ditto.
1983 * config/i386/pmmintrin.h: Ditto.
1984 * config/i386/mmintrin.h: Ditto.
1985 * config/i386/mm3dnow.h: Ditto.
1987 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1990 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1991 (lower_omp_2): New function.
1992 (lower_omp_1, lower_omp): Rewritten.
1994 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1997 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1998 with the phrase "Microsoft Windows compilers".
1999 (Push/Pop Macro Pragmas): New subsection. Document
2000 #pragma push_macro and pragma pop_macro.
2002 2008-03-12 Paul Brook <paul@codesourcery.com>
2004 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2006 2008-03-12 Paul Brook <paul@codesourcery.com>
2008 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2009 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2010 (thumb2_addsi_shortim): Rename ...
2011 (thumb2_addsi_short): ... to this. Allow register operands.
2012 (thumb2_subsi_short): New pattern.
2013 (thumb2_one_cmplsi2_short,
2014 thumb2_negsi2_short): New patterns and peepholes.
2016 2008-03-12 Paul Brook <paul@codesourcery.com>
2018 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2020 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.md (int_cond): New code iterator.
2024 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2025 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2026 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2027 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2028 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2029 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2030 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2031 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2033 2008-03-12 Paul Brook <paul@codesourcery.com>
2035 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2036 instead of {arm,thumb}_compute_save_reg_mask.
2037 (output_return_instruction): Ditto.
2038 (thumb_unexpanded_epilogue): Ditto.
2039 (thumb1_expand_prologue): Ditto.
2040 (thumb1_output_function_prologue): Ditto.
2041 (arm_set_return_address): Ditto.
2042 (thumb_set_return_address): Ditto.
2043 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2044 regs to achieve stack alignment.
2045 (thumb1_compute_save_reg_mask): Fix compiler warning.
2046 (arm_output_epilogue): Use offsets->saved_regs_mask.
2047 Adjust stack pointer by poping call clobered registers.
2048 (arm_expand_prologue): Use offsets->saved_regs_mask.
2049 Adjust stack pointer by pushing extra registers.
2050 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2052 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2055 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2056 conversion to the operands of a multiplication.
2058 2008-03-12 Richard Guenther <rguenther@suse.de>
2060 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2061 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2062 * timevar.def (TV_TREE_PHIPROP): Add.
2063 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2064 pass description. Use TV_TREE_PHIPROP.
2065 * tree-ssa-forwprop.c: Remove phiprop code.
2067 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2070 * omp-low.c (maybe_lookup_decl): Constify first argument.
2071 (use_pointer_for_field): Change last argument from bool to
2072 omp_context *. Disallow shared copy-in/out in nested
2073 parallel if decl is shared in outer parallel too.
2074 (build_outer_var_ref, scan_sharing_clauses,
2075 lower_rec_input_clauses, lower_copyprivate_clauses,
2076 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2078 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2079 Ira Rosen <irar@il.ibm.com>
2081 * tree-vectorizer.c (free_stmt_vec_info): New function.
2082 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2083 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2084 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2085 * tree-vect-transform.c (vectorizable_conversion): Free
2086 vec_oprnds0 if it was allocated.
2087 (vect_permute_store_chain): Remove unused VECs.
2088 (vectorizable_store): Free VECs that are allocated in the..
2090 (vect_transform_strided_load, vectorizable_load): Likewise.
2091 (vect_remove_stores): Simplify the code.
2092 (vect_transform_loop): Move code to vect_remove_stores().
2093 Call vect_remove_stores() and free_stmt_vec_info().
2095 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2097 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2098 TARGET_HPUX. Revise comment.
2099 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2100 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2101 Use sr4 variant of `be' instruction when not generating PIC code.
2102 (attr_length_call): Adjust for above change.
2104 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2106 * ipa-reference.c (static_execute): Remove module_statics_const and
2107 associated setting code.
2109 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2113 predicate for operand 1.
2114 (paritysi2_cmp): Use register_operand predicate for operand 2.
2115 Use earlyclobber modifier for operand 1. Remove support for
2117 (paritydi2_cmp): Use register_operand predicate for operand 3.
2118 Use earlyclobber modifier for operand 1. Remove support for
2121 2008-03-11 Paul Brook <paul@codesourcery.com>
2122 Vladimir Prus <vladimir@codesourcery.com>
2124 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2125 (arm_compute_save_reg0_reg12_mask): Always
2126 check if register 11 must be saved. Always safe hard frame pointer
2127 when frame_pointer_needeed.
2128 (arm_compute_save_reg_mask): Save IP and PC
2129 only with apcs frames.
2130 (arm_output_epilogue): Adjust Thumb2 codepath to
2131 be also invoked and work for ARM non-apcs frames.
2132 (arm_expand_prologue): Don't bother saving IP
2133 for non-apcs frame, since it's not clobbered by
2134 prologue code. Implement non-apcs frame
2137 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2139 PR rtl-optimization/35281
2140 * expr.c (convert_move): Use a new pseudo for the intermediate
2141 from_mode->word_mode result.
2143 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2145 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2146 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2147 * toplev.c (compile_file): Don't call it.
2149 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2152 * expr.c (store_expr): Call emit_block_move if the mode
2153 of "temp" RTX is BLKmode.
2155 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2156 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/31358
2159 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2160 the step with a NULL_TREE.
2161 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2162 to sizetype if type is a pointer type.
2163 (add_candidate_1): Don't convert the base and step to
2164 the generic type if the orginal type is a pointer type.
2165 (add_iv_value_candidates): Use sizetype for the step
2166 if type is a pointer type.
2167 (cand_value_at): Likewise.
2168 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2170 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2171 Don't convert the tem affine to the type.
2172 (add_elt_to_tree): Use sizetype for the step if a pointer.
2173 Use POINTER_PLUS_EXPR for pointers.
2174 (aff_combination_to_tree): Use sizetype for the step if a
2177 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2179 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2180 Remove commutativity hint.
2182 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2186 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2187 errorneous type. Check that v is a VAR_DECL.
2190 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2192 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2194 PR tree-optimization/35494
2195 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2196 may be overriden at link and run time.
2198 2008-03-10 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/34677
2201 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2202 (poolify_tree): Likewise.
2203 (modify_expr_template): Likewise.
2204 (poolify_modify_stmt): Likewise.
2205 (insert_fake_stores): Handle all component-ref style stores
2206 in addition to INDIRECT_REF. Also handle complex types.
2207 Do not poolify the inserted load.
2208 (realify_fake_stores): Do not rebuild the tree but only
2209 make it a SSA_NAME copy.
2210 (init_pre): Remove initialzation of modify_expr_template.
2211 Do not allocate modify_expr_node_pool.
2212 (fini_pre): Do not free modify_expr_node_pool.
2214 2008-03-10 Paul Brook <paul@codesourcery.com>
2216 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2219 2008-03-10 Paul Brook <paul@codesourcery.com>
2220 Mark Shinwell <shinwell@codesourcery.com>
2222 * config/arm/cortex-r4.md: New.
2223 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2225 * config/arm/arm.md: Include cortex-r4.md.
2226 (insn): Add smmls, sdiv and udiv values.
2227 (generic_sched): Don't use generic scheduling for Cortex-R4.
2228 (arm_issue_rate): New function.
2229 (TARGET_SCHED_ISSUE_RATE): Define.
2231 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2233 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2235 2008-03-10 Richard Guenther <rguenther@suse.de>
2237 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2238 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2240 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2242 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2243 Set default to true.
2245 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2247 * c.opt (Wsynth): Deprecate.
2248 * doc/invoke.texi (Option Summary, Warning Options): Document
2249 -Wno-format-contains-nul.
2251 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2255 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2257 2008-03-09 Ira Rosen <irar@il.ibm.com>
2259 * config/rs6000/rs6000.c (builtin_description): Rename vector
2260 left shift operations.
2261 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2262 (altivec_vsl<VI_char>): Rename to ...
2263 (ashl<mode>3): ... new name.
2264 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2266 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2268 2008-03-08 Richard Guenther <rguenther@suse.de>
2270 * coverage.h (tree_coverage_counter_addr): Declare.
2271 * coverage.c (tree_coverage_counter_addr): New function.
2272 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2274 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2275 (tree_gen_one_value_profiler): Likewise.
2276 (tree_gen_ic_profiler): Likewise.
2277 (tree_gen_average_profiler): Likewise.
2278 (tree_gen_ior_profiler): Likewise.
2280 2008-03-08 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2283 (vn_binary_op_insert): Likewise.
2284 (vn_unary_op_lookup): Likewise.
2285 (vn_unary_op_insert): Likewise.
2286 (vn_nary_op_lookup): Declare.
2287 (vn_nary_op_insert): Likewise.
2288 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2289 and binary hashes, use a single obstack for unary_op_pool
2291 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2292 a single struct vn_nary_op_s. Store tree code length and
2293 a variable number of operands.
2294 (struct vn_reference_op_struct): Remove unused op2.
2295 (vn_reference_op_eq): Do not compare op2.
2296 (vn_reference_op_compute_hash): Do not compute hash of op2.
2297 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2298 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2299 with vn_nary_op_compute_hash.
2300 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2301 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2303 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2305 (visit_unary_op): Call nary functions.
2306 (visit_binary_op): Likewise.
2307 (process_scc): Adjust for struct vn_tables_s changes.
2308 (allocate_vn_table): Likewise.
2309 (free_vn_table): Likewise.
2310 * tree-vn.c (vn_add): Call nary functions.
2311 (vn_lookup): Likewise.
2313 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2316 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2317 wdst back after sync_compare_and_swapqhi_internal.
2319 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2322 * config/i386/i386-modes.def (V1DI): New vector mode.
2323 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2324 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2325 (MMXMODE248): Ditto.
2326 (MMXMODE): Add V1DI mode.
2327 (mmxvecsize): Change DI mode to V1DI mode.
2328 ("mov<mode>): Use MMXMODEI8 mode iterator.
2329 ("*mov<mode>_internal_rex64"): Ditto.
2330 ("*mov<mode>_internal"): Ditto.
2331 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2332 ("mmx_sub<mode>3"): Ditto.
2333 ("mmx_adddi3"): Remove insn pattern.
2334 ("mmx_subdi3"): Ditto.
2335 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2336 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2337 ("mmx_ashl<mode>3"): Ditto.
2338 ("mmx_lshrdi3"): Remove insn pattern.
2339 ("mmx_ashldi3"): Ditto.
2340 * config/i386/i386.c (classify_argument): Handle V1DImode.
2341 (function_arg_advance_32): Ditto.
2342 (function_arg_32): Ditto.
2343 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2344 mmx_addv1di3 insn pattern.
2345 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2346 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2347 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2348 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2349 Remove definitions of built-in functions.
2350 (V1DI_type_node): New node.
2351 (v1di_ftype_v1di_int): Ditto.
2352 (v1di_ftype_v1di_v1di): Ditto.
2353 (v2si_ftype_v2si_si): Ditto.
2354 (v4hi_ftype_v4hi_di): Remove node.
2355 (v2si_ftype_v2si_di): Ditto.
2356 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2357 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2358 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2359 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2360 Add new builtins using def_builtin_const.
2361 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2362 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2363 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2364 * config/i386/mmintrin.h (__v1di): New typedef.
2365 (_mm_add_si64): Cast arguments to __v1di type.
2366 (_mm_sub_si64): Ditto.
2367 (_mm_sll_pi16): Cast __count to __v4hi type.
2368 (_mm_sll_pi32): Cast __count to __v2si type.
2369 (_mm_sll_si64): Cast arguments to __v1di type.
2370 (_mm_srl_pi16): Cast __count to __v4hi type.
2371 (_mm_srl_pi32): Cast __count to __v2si type.
2372 (_mm_srl_si64): Cast arguments to __v1di type.
2373 (_mm_sra_pi16): Cast __count to __v4hi type.
2374 (_mm_sra_pi32): Cast __count to __v2si type.
2375 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2376 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2377 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2378 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2379 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2380 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2381 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2382 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2383 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2384 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2385 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2386 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2388 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2390 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2392 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2395 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2396 reg+const addressing for Altivec modes. Don't generate reg+reg
2397 addressing for TFmode or TDmode quantities.
2399 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2401 * c-common.c (vector_types_convertible_p): Call langhook
2402 instead of comptypes.
2404 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2407 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2408 integral and scalar float variables which have a
2411 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2413 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2414 dwarf_register_span hook when emitting unwind information for
2415 register-to-memory saves.
2416 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2417 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2419 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2421 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2422 for the same VAR_DECL.
2424 2008-03-06 Tom Tromey <tromey@redhat.com>
2427 * doc/standards.texi (Standards): Don't mention treelang.
2428 * doc/invoke.texi (Overall Options): Don't mention treelang.
2429 * doc/install.texi (Prerequisites): Don't mention bison or
2431 (Configuration): Don't mention treelang.
2432 (Building): Likewise.
2433 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2435 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2437 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2438 word-extractions out of a multi-word object.
2440 2008-03-06 Richard Guenther <rguenther@suse.de>
2442 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2443 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2444 result type and precision.
2445 * expr.c (get_inner_reference): Set unsignedp based on the result
2446 type of BIT_FIELD_REF.
2447 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2448 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2449 (try_instantiate_multiple_fields): Likewise. Use the correct type
2451 (sra_build_assignment): Likewise.
2452 (sra_build_elt_assignment): Likewise.
2453 (sra_explode_bitfield_assignment): Likewise.
2454 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2455 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2456 set BIT_FIELD_REF_UNSIGNED.
2457 (vectorizable_load): Likewise.
2459 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2461 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2464 2008-03-06 Richard Guenther <rguenther@suse.de>
2466 * alias.c (struct alias_set_entry): Move has_zero_child field
2467 to pack with alias_set.
2469 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2471 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2474 2008-03-05 Ian Lance Taylor <iant@google.com>
2476 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2478 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2480 * fwprop.c (update_df): Support width and offset parameters of
2482 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2483 global_conflicts): Change DF_REF_EXTRACT to either
2484 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2485 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2486 * df-scan.c (df_ref_record, df_defs_record,
2487 df_ref_create_structure, df_def_record_1, df_uses_record,
2488 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2489 df_bb_refs_collect, df_entry_block_defs_collect,
2490 df_exit_block_uses_collect): Support new width and offset fields.
2491 (ref_extract_pool): New storage pool.
2492 (df_free_ref): New function.
2493 (df_reg_chain_unlink, df_free_collection_rec,
2494 df_sort_and_compress_refs): Call df_free_ref.
2495 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2497 (df_ref_create_structure): Allocate df_ref_extract if offset and
2498 width fields are used.
2499 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2500 (df_uses_record): Get offset and width from ZERO_EXTRACT
2502 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2503 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2504 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2505 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2506 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2507 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2508 (df_ref_extract): New structure.
2509 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2510 (df_ref_create): Add width and offset parameters.
2512 2008-03-05 Richard Guenther <rguenther@suse.de>
2514 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2515 Use ranges_overlap_p.
2516 (offset_overlaps_with_access): Rename
2517 to ranges_overlap_p and move ...
2518 * tree-flow-inline.h (ranges_overlap_p): ... here.
2520 * tree.h (get_inner_reference, handled_component_p): Update
2523 * tree.h (record_component_aliases, get_alias_set,
2524 alias_sets_conflict_p, alias_sets_must_conflict_p,
2525 objects_must_conflict_p): Move declarations ...
2526 * alias.h (record_component_aliases, get_alias_set,
2527 alias_sets_conflict_p, alias_sets_must_conflict_p,
2528 objects_must_conflict_p): ... here.
2529 Include coretypes.h.
2530 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2532 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2534 * cfg.c: Include tree-flow.h.
2535 (remove_edge_raw): Call redirect_edge_var_map_clear.
2536 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2537 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2538 (redirect_edge_var_map_result): New.
2539 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2540 PENDING_STMT use with redirect_edge_var_map_*.
2541 * tree-ssa.c (edge_var_maps): New definition.
2542 (redirect_edge_var_map_add): New.
2543 (redirect_edge_var_map_clear): New.
2544 (redirect_edge_var_map_dup): New.
2545 (redirect_edge_var_map_vector): New.
2546 (redirect_edge_var_map_destroy): New.
2547 (ssa_redirect_edge): Replace PENDING_STMT use with
2548 redirect_edge_var_map_*.
2549 (flush_pending_stmts): Same.
2550 (delete_tree_ssa): Destroy edge var map.
2551 * tree-flow.h (struct _edge_var_map): New.
2552 Define edge_var_map vector type.
2553 Declare redirect_edge_var_map_* prototypes.
2554 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2555 * tree-cfg.c (reinstall_phi_args): Replace
2556 PENDING_STMT use with redirect_edge_var_map_*.
2558 2008-03-05 Richard Guenther <rguenther@suse.de>
2560 PR tree-optimization/35472
2561 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2562 whose single use_stmt has a overlapping set of loaded and
2563 stored symbols as that use_stmt might be a noop assignment then.
2565 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2567 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2569 2008-03-05 Richard Guenther <rguenther@suse.de>
2572 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2573 should be constants.
2574 * tree-cfg.c (verify_expr): Verify it.
2575 * fold-const.c (fold_truthop): Remove code generating
2576 BIT_FIELD_REFs of structure bases.
2577 (fold_binary): Likewise.
2578 (fold_ternary): Position and size of BIT_FIELD_REFs are
2579 always host integers.
2580 (make_bit_field_ref): Remove.
2581 (optimize_bit_field_compare): Remove.
2582 (all_ones_mask_p): Remove.
2584 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2587 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2588 (split_block_and_df_analyze): New. Split basic block and rebuild
2590 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2592 (split_pattern_seq): Likewise.
2593 (erase_matching_seqs): Likewise.
2594 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2596 2008-03-04 Geoff Keating <geoffk@apple.com>
2598 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2599 declaration and code.
2600 (tree_invalid_nonnegative_warnv_p): Likewise.
2602 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2604 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2605 examples. Truncate option-names then causing overfull hbox.
2607 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2612 * configure: Rebuilt.
2614 2008-03-04 Rafael Espindola <espindola@google.com>
2616 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2617 (tree_unary_nonnegative_warnv_p): New.
2618 (tree_binary_nonnegative_warnv_p): New.
2619 (tree_single_nonnegative_warnv_p): New.
2620 (tree_invalid_nonnegative_warnv_p): New.
2621 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2623 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2626 * opts.c (handle_option): Postpone 'unknown option' errors only for
2629 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2632 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2635 2008-03-04 Rafael Espindola <espindola@google.com>
2637 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2638 (tree_binary_nonzero_warnv_p): New.
2639 (tree_single_nonzero_warnv_p): New.
2640 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2642 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2645 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2646 transformations for modes that have signed zeros.
2647 * ifcvt.c (noce_try_abs): Ditto.
2649 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2651 * config/i386/i386.c (override_options): Force
2652 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2654 2008-03-04 Jan Hubicka <jh@suse.cz>
2657 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2660 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2662 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2663 label to probe the stack.
2665 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2667 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2668 (__gthr_win32_mutex_destroy): Declare.
2669 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2670 __gthr_win32_mutex_destroy.
2671 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2673 2008-03-03 Jan Hubicka <jh@suse.cz>
2676 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2677 aggressive on inlining cold calls.
2679 2008-03-03 Richard Guenther <rguenther@suse.de>
2681 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2682 struct copies into the expression table.
2683 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2684 (try_to_simplify): Likewise.
2685 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2686 integral and pointer arguments which do not change the
2687 precision to NOP_EXPRs.
2688 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2689 VIEW_CONVERT_EXPR case.
2691 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2693 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2694 defined in a loop at depth 0 is invariant.
2695 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2696 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2697 be called at loop depth 0.
2699 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2702 * gcc.c (process_command): Update copyright notice dates.
2703 * gcov.c (print_version): Likewise.
2704 * gcov-dump.c (print_version): Likewise.
2705 * mips-tfile.c (main): Likewise.
2706 * mips-tdump.c (main): Likewise.
2708 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * c-common.c (flag_permissive): Delete.
2712 (constant_expression_warnings): Check flags first.
2713 (constant_expression_error): New.
2714 * c-common.h (flag_permissive): Delete.
2715 (constant_expression_error): Declare.
2716 * flags.h (flag_permissive): Declare. Update description.
2717 * diagnostic.c (pedwarn): Update.
2719 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2720 (permissive_error_kind): New.
2721 * toplev.c (flag_permissive): Define. Update description.
2722 * toplev.h (permissive_error_kind): Declare.
2723 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2724 (pedwarn_c90): Use pedantic_warning_kind.
2725 * c-opts.c (c_common_post_options): flag_permissive does not affect
2726 flag_pedantic_errors.
2728 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2730 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2731 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2732 __absvsi2, __absvDI2): Use unsigned arithmetic.
2734 2008-03-02 Andi Kleen <ak@suse.de>
2735 Richard Guenther <rguenther@suse.de>
2737 * struct-equiv.c: Remove file.
2738 * cfg_cleanup.c (condjump_equiv_p): Remove.
2739 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2740 (struct-equiv.o): Remove rule.
2741 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2742 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2743 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2745 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2747 * ifcvt.c (noce_process_if_block): Try to handle only the then
2748 block if the else block exists but isn't suitable.
2750 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2753 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2754 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2755 regression from previous patch.
2757 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2760 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2762 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2763 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2764 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2765 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2766 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2767 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2768 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2769 (__gthread_mutex_destroy_function): Rename to
2770 __gthread_mutex_destroy.
2771 * gthr-dce.h (__gthread_mutex_destroy): Call
2772 pthread_mutex_destroy.
2773 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2774 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2775 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2777 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2779 * df-scan.c (df_ref_chain_change_bb): Simplify.
2780 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2781 set_block_for_insn if there's any change.
2782 * df.h ((df_insn_change_bb): Fix prototype.
2783 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2784 df_insn_change_bb, don't call set_block_for_insn.
2785 * emit-rtl.c (reorder_insns): Likewise.
2786 * haifa-sched.c (move_insn): Likewise.
2788 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2790 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2792 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2794 * tree-flow-inline.h (next_readonly_imm_use): Return
2795 NULL_USE_OPERAND_P after the end.
2797 2008-03-01 Richard Guenther <rguenther@suse.de>
2799 PR tree-optimization/35411
2800 * tree-sra.c (sra_build_assignment): Split conversion to
2801 final type to a separate statement if we are not assigning
2804 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2806 * fold-const.c (fold_convertible_p): Correct the logic to follow
2807 that in fold_convert().
2809 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2812 * tree-inline.c (build_duplicate_type): When we make a
2813 duplicate type, make it unique in the canonical types system.
2815 2008-02-29 Tom Tromey <tromey@redhat.com>
2817 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2818 input_file_stack_history, input_file_stack_restored): Remove.
2819 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2820 * input.h (struct file_stack): Remove.
2821 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2822 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2824 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2826 (diagnostic_last_module_changed): Add 'map' argument.
2827 (diagnostic_set_last_function): Likewise.
2828 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2829 line map, not input_file_stack.
2830 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2832 2008-02-29 Paul Brook <paul@codesourcery.com>
2834 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2836 2008-02-29 Paul Brook <paul@codesourcery.com>
2838 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2840 2008-02-29 Richard Guenther <rguenther@suse.de>
2842 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2844 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2845 value for comparing for a store match.
2846 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2847 (try_to_simplify): Do not do a full-blown reference lookup.
2849 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2851 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2852 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2854 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2856 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2858 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2859 strides against cache sizes.
2861 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2863 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2866 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2868 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2869 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2870 is smaller than the original promoted value.
2871 (simplify_subreg): If OP is a SUBREG, try to preserve its
2872 SUBREG_PROMOTED_VAR_P information.
2874 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2876 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2877 (VN_INFO_GET): Allocate new objects on the obstack.
2878 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2879 for rpo_numbers_temp, for consistency.
2880 (free_scc_vn): Free the obstack.
2882 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2884 * doc/invoke.texi: Document -ftree-loop-distribution.
2885 * tree-loop-distribution.c: New.
2886 * tree-pass.h (pass_loop_distribution): New.
2887 * graphds.h (struct graph): Add htab_t indices.
2888 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2889 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2890 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2891 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2892 * tree-data-ref.c (debug_data_dependence_relations): New.
2893 (dump_data_dependence_relation): Also print data references.
2894 (free_data_ref): Extern.
2895 (same_access_functions): Moved...
2896 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2897 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2898 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2899 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2900 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2901 (stmts_from_loop): Skip LABEL_EXPR.
2902 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2904 (build_rdg): Initialize rdg->indices htab.
2905 (free_rdg, stores_from_loop, ref_base_address,
2906 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2907 have_similar_memory_accesses_1, ref_base_address_1,
2908 remove_similar_memory_refs): New.
2909 * tree-data-ref.h: Depend on tree-chrec.h.
2910 (debug_data_dependence_relations, free_data_ref): Declared.
2911 (same_access_functions): ... here.
2912 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2914 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2915 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2916 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2917 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2918 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2919 rdg_vertex_for_stmt): Declared.
2920 (struct rdg_edge): Add level.
2922 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2923 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2925 (rdg_has_similar_memory_accesses): New.
2926 * tree-vect-analyze.c: Remove unused static decls.
2927 * lambda.h (dependence_level): New.
2928 * common.opt (ftree-loop-distribution): New.
2929 * tree-flow.h (mark_virtual_ops_in_bb,
2930 slpeel_tree_duplicate_loop_to_edge_cfg,
2931 rename_variables_in_loop): Declared.
2932 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2933 (OBJS-common): Add tree-loop-distribution.o.
2934 (tree-loop-distribution.o): New rule.
2935 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2936 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2937 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2939 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2942 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2943 other than structures and unions.
2945 2008-02-28 Richard Guenther <rguenther@suse.de>
2948 2008-02-26 Richard Guenther <rguenther@suse.de>
2950 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2951 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2952 (lookup_decl_from_uid): Declare.
2953 (remove_decl_from_map): Likewise.
2954 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2955 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2956 (decl_for_uid_map): New global hashtable mapping DECL_UID
2958 (init_ttree): Allocate it.
2959 (insert_decl_to_uid_decl_map): New helper function.
2960 (make_node_stat): Insert new decls into the map.
2961 (copy_node_stat): Likewise.
2962 (lookup_decl_from_uid): New function.
2963 (remove_decl_from_map): Likewise.
2964 (print_decl_for_uid_map_statistics): New helper.
2965 (dump_tree_statistics): Call it.
2967 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2968 (referenced_var_iterator): Adjust.
2969 (FOR_EACH_REFERENCED_VAR): Adjust.
2970 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2971 (num_referenced_vars): Adjust.
2972 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2973 (first_referenced_var): Remove.
2974 (end_referenced_vars_p): Likewise.
2975 (next_referenced_var): Likewise.
2976 (referenced_var_iterator_set): New helper function.
2977 * tree-dfa.c (referenced_var_lookup): Adjust.
2978 (referenced_var_check_and_insert): Likewise.
2979 (remove_referenced_var): Likewise.
2980 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2981 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2982 (verify_call_clobbering): Likewise.
2983 (verify_memory_partitions): Likewise.
2984 (init_tree_ssa): Allocate bitmap instead of hashtable for
2986 (delete_tree_ssa): Adjust.
2987 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2988 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2989 (compute_tag_properties): Likewise.
2990 (set_initial_properties): Likewise.
2991 (find_partition_for): Likewise.
2992 (update_reference_counts): Likewise.
2993 (dump_may_aliases_for): Likewise.
2994 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2995 (add_call_clobber_ops): Likewise.
2996 (add_call_read_ops): Likewise.
2997 (get_asm_expr_operands): Likewise.
2998 * tree-into-ssa.c (dump_decl_set): Likewise.
2999 (update_ssa): Likewise.
3000 * tree-sra.c (scan_function): Likewise.
3001 (decide_instantiations): Likewise.
3002 (scalarize_parms): Likewise.
3003 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3004 (dsa_named_for): Likewise.
3005 * tree-ssa-structalias.c (update_alias_info): Likewise.
3006 (merge_smts_into): Likewise.
3008 2008-02-27 David Daney <ddaney@avtrex.com>
3011 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3012 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3013 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3014 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3015 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3017 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3020 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3021 (BUILT_IN_NEXTTOWARD): Remove.
3022 (BUILT_IN_NEXTTOWARDF): Ditto.
3023 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3024 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3026 2008-02-27 Tom Tromey <tromey@redhat.com>
3028 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3029 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3031 2008-02-27 Jan Beulich <jbeulich@novell.com>
3033 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3034 update the respective field on newdecl.
3036 2008-02-27 Revital Eres <eres@il.ibm.com>
3038 PR rtl-optimization/34999
3039 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3040 crossing edges that ends with a call insn.
3041 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3042 call insn and clear the EDGE_CROSSING flag of the crossing edge
3043 when fixing fallthru edges.
3045 2008-02-27 Richard Guenther <rguenther@suse.de>
3048 * fold-const.c (fold_unary): Return the correct argument,
3049 converted to the result type.
3051 2008-02-27 Richard Guenther <rguenther@suse.de>
3054 * expr.c (expand_expr_real_1): Assert on rotates that operate
3056 * fold-const.c (fold_binary): Use the types precision, not the
3057 bitsize of the mode if folding rotate expressions. Build rotates
3058 only for full modes.
3060 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3062 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3064 * c-pragma.c (pragma_ns_name): New typedef.
3065 (registered_pp_pragmas): New variable.
3066 (c_pp_lookup_pragma): New function.
3067 (c_register_pragma_1): If flag_preprocess_only, do nothing
3068 for non-expanded pragmas, for expanded ones push pragma's
3069 namespace and name into registered_pp_pragmas vector.
3070 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3071 flag_preprocess_only, don't register GCC pch_preprocess
3072 pragma if flag_preprocess_only.
3073 * c-opts.c (c_common_init): Call init_pragma even if
3074 flag_preprocess_only.
3075 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3076 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3077 cpp_register_pragma if flag_preprocess_only.
3079 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3082 * c-parser.c (c_parser_translation_unit): Warn for empty
3083 translation unit, not empty source file.
3085 2008-02-26 Paul Brook <paul@codesourcery.com>
3087 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3088 operand for Thumb-2.
3089 * config/arm/arm.h (reg_class): Add CORE_REGS.
3090 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3091 (BASE_REG_CLASS): Use CORE_REGS.
3092 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3093 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3094 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3095 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3096 ARM_REGNO_OK_FOR_INDEX_P.
3097 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3098 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3099 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3100 (ldm/stm peepholes): Ditto.
3101 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3102 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3103 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3104 * config/arm/constraints.md: Enable "k" constraint on ARM.
3106 2008-02-27 Ben Elliston <bje@au.ibm.com>
3108 * config/rs6000/rs6000.c: Annotate cache line size field in all
3109 instances of struct processor_costs.
3111 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3113 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3114 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3115 jump_bypass): New counters.
3116 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3117 * dce.c (gate_ud_dce): Same.
3118 (gate_fast_dce): Same.
3119 * dse.c (gate_dse1): New function.
3120 (gate_dse2): New function.
3121 (gate_dse): Merge results of new gate functions.
3122 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3123 (gate_handle_jump_bypass): Add dbg_cnt.
3124 (gate_handle_gcse): Add dbg_cnt.
3125 * ifcvt.c (gate_handle_if_conversion): Same.
3126 (gate_handle_if_after_combine): Same.
3127 (gate_handle_if_after_reload): Same.
3128 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3130 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3132 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3134 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3136 2008-02-26 Jason Merrill <jason@redhat.com>
3139 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3140 alone if it's the naming decl for the type's main variant.
3142 2008-02-26 Tom Tromey <tromey@redhat.com>
3144 * system.h (USE_MAPPED_LOCATION): Poison.
3145 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3146 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3147 (make_goto_expr_edges): Likewise.
3148 (remove_bb): Likewise.
3149 (execute_warn_function_return): Likewise.
3150 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3152 * c-common.c (fname_decl): Remove old location code.
3153 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3155 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3157 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3158 (gen_rtx_ASM_INPUT): Likewise.
3159 (gen_rtx_ASM_INPUT_loc): Likewise.
3160 (get_rtx_asm_OPERANDS): Remove.
3161 * cfglayout.c (insn_locators_alloc): Remove old location code.
3162 (set_curr_insn_source_location): Likewise.
3163 (curr_insn_locator): Likewise.
3164 * print-tree.c (print_node): Remove old location code.
3165 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3166 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3167 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3168 location_from_locus.
3169 (construct_exit_block): Remove old location code.
3170 * emit-rtl.c (force_next_line_note): Remove old location code.
3171 * profile.c (branch_prob): Remove old location code.
3172 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3173 LOC_LINE): Remove old-location variants.
3174 * langhooks.c (lhd_print_error_function): Remove old location
3176 * configure, config.in: Rebuilt.
3177 * configure.ac (--enable-mapped-location): Remove.
3178 * c-decl.c (c_init_decl_processing): Remove old location code.
3179 (finish_function): Likewise.
3180 * recog.c (decode_asm_operands): Remove old location code.
3181 * c-pch.c (c_common_read_pch): Remove old location code.
3182 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3184 * gimple-low.c (lower_function_body): Remove old location code.
3185 * toplev.c (unknown_location): Remove.
3186 (push_srcloc): Remove old-location variant.
3187 (process_options): Remove old location code.
3188 (lang_dependent_init): Likewise.
3189 * input.h (UNKNOWN_LOCATION): Move definition.
3190 (location_t): Undeprecate.
3191 (source_locus): Remove.
3192 (location_from_locus): Remove.
3193 (struct location_s): Remove.
3194 Remove all old-location code.
3195 (input_line, input_filename): Remove.
3196 * final.c (final_scan_insn): Remove old location code.
3197 * diagnostic.c (diagnostic_build_prefix): Remove
3198 USE_MAPPED_LOCATION test.
3199 * tree.h (gimple_stmt) <locus>: Now a location_t.
3200 (tree_exp) <locus>: Likewise.
3201 (DECL_IS_BUILTIN): Remove old-location variant.
3202 (annotate_with_file_line, annotate_with_locus): Likewise.
3203 (expr_locus, set_expr_locus): Update.
3204 * tree.c (build1_stat): Remove old location code.
3205 (last_annotated_node): Remove.
3206 (annotate_with_file_line): Remove old-location variant.
3207 (annotate_with_locus): Likewise.
3208 (expr_location): Remove old location code.
3209 (set_expr_location): Likewise.
3210 (expr_has_location): Likewise.
3211 (expr_locus): Likewise.
3212 (set_expr_locus): Likewise.
3213 (expr_filename): Don't use location_from_locus.
3214 (expr_lineno): Likewise.
3215 * rtl-error.c (location_for_asm): Remove old location code.
3216 * c-lex.c (cb_line_change): Remove old location code.
3217 (fe_file_change): Likewise.
3218 (cb_def_pragma): Likewise.
3219 (c_lex_with_flags): Likewise.
3220 * gengtype.c (do_typedef): Don't special-case location types.
3221 (define_location_structures): Remove.
3222 (main): Don't call define_location_structures.
3223 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3226 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3229 * builtins.def (BUILT_IN_STDARG_START): Remove.
3230 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3231 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3232 * tree-inline.c (inline_forbidden_p_1): Likewise.
3234 2008-02-26 Richard Guenther <rguenther@suse.de>
3236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3238 (lookup_decl_from_uid): Declare.
3239 (remove_decl_from_map): Likewise.
3240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3242 (decl_for_uid_map): New global hashtable mapping DECL_UID
3244 (init_ttree): Allocate it.
3245 (insert_decl_to_uid_decl_map): New helper function.
3246 (make_node_stat): Insert new decls into the map.
3247 (copy_node_stat): Likewise.
3248 (lookup_decl_from_uid): New function.
3249 (remove_decl_from_map): Likewise.
3250 (print_decl_for_uid_map_statistics): New helper.
3251 (dump_tree_statistics): Call it.
3253 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3254 (referenced_var_iterator): Adjust.
3255 (FOR_EACH_REFERENCED_VAR): Adjust.
3256 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3257 (num_referenced_vars): Adjust.
3258 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3259 (first_referenced_var): Remove.
3260 (end_referenced_vars_p): Likewise.
3261 (next_referenced_var): Likewise.
3262 (referenced_var_iterator_set): New helper function.
3263 * tree-dfa.c (referenced_var_lookup): Adjust.
3264 (referenced_var_check_and_insert): Likewise.
3265 (remove_referenced_var): Likewise.
3266 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3268 (verify_call_clobbering): Likewise.
3269 (verify_memory_partitions): Likewise.
3270 (init_tree_ssa): Allocate bitmap instead of hashtable for
3272 (delete_tree_ssa): Adjust.
3273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3275 (compute_tag_properties): Likewise.
3276 (set_initial_properties): Likewise.
3277 (find_partition_for): Likewise.
3278 (update_reference_counts): Likewise.
3279 (dump_may_aliases_for): Likewise.
3280 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3281 (add_call_clobber_ops): Likewise.
3282 (add_call_read_ops): Likewise.
3283 (get_asm_expr_operands): Likewise.
3284 * tree-into-ssa.c (dump_decl_set): Likewise.
3285 (update_ssa): Likewise.
3286 * tree-sra.c (scan_function): Likewise.
3287 (decide_instantiations): Likewise.
3288 (scalarize_parms): Likewise.
3289 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3290 (dsa_named_for): Likewise.
3291 * tree-ssa-structalias.c (update_alias_info): Likewise.
3292 (merge_smts_into): Likewise.
3294 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3297 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3298 * c-opts.c (c_common_handle_option): Wall enables
3299 Wvolatile-register-var.
3300 * common.opt: Move Wvolatile-register-var to...
3303 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3305 * common.opt (Wlarger-than=): New.
3306 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3308 * opts.c (common_handle_option): Handle -Wlarger-than=.
3309 * optc-gen.awk: Likewise.
3310 * opth-gen.awk: Likewise.
3311 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3312 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3314 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3316 * c-common.c (match_case_to_enum_1): Add appropriate
3317 OPT_W* parameter to warning.
3318 (c_do_switch_warnings): Likewise.
3319 * c-typeck.c (warning_init): Add one more parameter following
3321 (push_init_level): Update call to warning_init.
3322 (pop_init_level): Likewise.
3323 (add_pending_init): Likewise.
3324 (output_init_element: Likewise.
3326 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3329 * toplev.c (toplev_main): If there are warnings or error, print
3330 errors for ignored options.
3331 * opts.c (ignored_options): New static variable.
3332 (postpone_unknown_option_error): New.
3333 (print_ignored_options): New.
3334 (handle_option): Postpone errors for unknown -Wno-* options.
3335 * opts.h (print_ignored_options): Declare.
3337 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3339 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3342 2008-02-25 Richard Guenther <rguenther@suse.de>
3345 2008-02-25 Richard Guenther <rguenther@suse.de>
3347 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3348 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3349 (lookup_decl_from_uid): Declare.
3350 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3351 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3352 (decl_for_uid_map): New global hashtable mapping DECL_UID
3354 (init_ttree): Allocate it.
3355 (insert_decl_to_uid_decl_map): New helper function.
3356 (make_node_stat): Insert new decls into the map.
3357 (copy_node_stat): Likewise.
3358 (lookup_decl_from_uid): New function.
3359 (print_decl_for_uid_map_statistics): New helper.
3360 (dump_tree_statistics): Call it.
3362 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3363 (referenced_var_iterator): Adjust.
3364 (FOR_EACH_REFERENCED_VAR): Adjust.
3365 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3366 (num_referenced_vars): Adjust.
3367 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3368 (first_referenced_var): Remove.
3369 (end_referenced_vars_p): Likewise.
3370 (next_referenced_var): Likewise.
3371 (referenced_var_iterator_set): New helper function.
3372 * tree-dfa.c (referenced_var_lookup): Adjust.
3373 (referenced_var_check_and_insert): Likewise.
3374 (remove_referenced_var): Likewise.
3375 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3376 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3377 (verify_call_clobbering): Likewise.
3378 (verify_memory_partitions): Likewise.
3379 (init_tree_ssa): Allocate bitmap instead of hashtable for
3381 (delete_tree_ssa): Adjust.
3382 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3383 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3384 (compute_tag_properties): Likewise.
3385 (set_initial_properties): Likewise.
3386 (find_partition_for): Likewise.
3387 (update_reference_counts): Likewise.
3388 (dump_may_aliases_for): Likewise.
3389 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3390 (add_call_clobber_ops): Likewise.
3391 (add_call_read_ops): Likewise.
3392 (get_asm_expr_operands): Likewise.
3393 * tree-into-ssa.c (dump_decl_set): Likewise.
3394 (update_ssa): Likewise.
3395 * tree-sra.c (scan_function): Likewise.
3396 (decide_instantiations): Likewise.
3397 (scalarize_parms): Likewise.
3398 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3399 (dsa_named_for): Likewise.
3400 * tree-ssa-structalias.c (update_alias_info): Likewise.
3401 (merge_smts_into): Likewise.
3403 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3406 * doc/invoke.texi (-fcx-limited-range): Document new option.
3407 * toplev.c (process_options): Handle -fcx-fortran-rules.
3408 * common.opt: Add documentation for -fcx-fortran-rules.
3410 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3413 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3414 actual behaviour and C99.
3416 2008-02-26 Ben Elliston <bje@au.ibm.com>
3418 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3419 (ASM_CPU_POWER6_SPEC): Likewise.
3420 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3421 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3422 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3424 2008-02-25 Richard Guenther <rguenther@suse.de>
3426 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3427 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3428 (lookup_decl_from_uid): Declare.
3429 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3430 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3431 (decl_for_uid_map): New global hashtable mapping DECL_UID
3433 (init_ttree): Allocate it.
3434 (insert_decl_to_uid_decl_map): New helper function.
3435 (make_node_stat): Insert new decls into the map.
3436 (copy_node_stat): Likewise.
3437 (lookup_decl_from_uid): New function.
3438 (print_decl_for_uid_map_statistics): New helper.
3439 (dump_tree_statistics): Call it.
3441 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3442 (referenced_var_iterator): Adjust.
3443 (FOR_EACH_REFERENCED_VAR): Adjust.
3444 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3445 (num_referenced_vars): Adjust.
3446 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3447 (first_referenced_var): Remove.
3448 (end_referenced_vars_p): Likewise.
3449 (next_referenced_var): Likewise.
3450 (referenced_var_iterator_set): New helper function.
3451 * tree-dfa.c (referenced_var_lookup): Adjust.
3452 (referenced_var_check_and_insert): Likewise.
3453 (remove_referenced_var): Likewise.
3454 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3455 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3456 (verify_call_clobbering): Likewise.
3457 (verify_memory_partitions): Likewise.
3458 (init_tree_ssa): Allocate bitmap instead of hashtable for
3460 (delete_tree_ssa): Adjust.
3461 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3462 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3463 (compute_tag_properties): Likewise.
3464 (set_initial_properties): Likewise.
3465 (find_partition_for): Likewise.
3466 (update_reference_counts): Likewise.
3467 (dump_may_aliases_for): Likewise.
3468 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3469 (add_call_clobber_ops): Likewise.
3470 (add_call_read_ops): Likewise.
3471 (get_asm_expr_operands): Likewise.
3472 * tree-into-ssa.c (dump_decl_set): Likewise.
3473 (update_ssa): Likewise.
3474 * tree-sra.c (scan_function): Likewise.
3475 (decide_instantiations): Likewise.
3476 (scalarize_parms): Likewise.
3477 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3478 (dsa_named_for): Likewise.
3479 * tree-ssa-structalias.c (update_alias_info): Likewise.
3480 (merge_smts_into): Likewise.
3482 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3485 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3486 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3487 * alias.h (nonoverlapping_memrefs_p): Likewise.
3489 2008-02-25 Jan Beulich <jbeulich@novell.com>
3491 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3492 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3493 __emultls_get_address, __emultls_register_common,
3494 __floatundi?f, and _Unwind_GetIPInfo.
3495 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3496 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3497 (gen_regparm_prefix): Likewise.
3498 (i386_nlm_encode_section_info): Sync with
3499 config/i386/winnt.c:i386_pe_encode_section_info().
3500 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3501 i386_nlm_mangle_decl_assembler_name): New.
3502 (netware_override_options): New.
3503 * config/i386/netware.h (netware_override_options): Declare.
3504 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3505 (i386_nlm_mangle_decl_assembler_name): Declare.
3506 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3508 2008-02-25 Ben Elliston <bje@au.ibm.com>
3511 * c-decl.c (grokdeclarator): Remove unused local variables
3512 `typedef_type' and `type_as_written'.
3514 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3515 unused local variable `has_hot_blocks'.
3516 (fix_crossing_conditional_branches): Remove unused local variable
3519 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3522 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3523 using DEF_C99_BUILTIN.
3524 (BUILT_IN_NANF): Ditto.
3525 (BUILT_IN_NANL): Ditto.
3527 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3528 Revital Eres <eres@il.ibm.com>
3530 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3531 regarding the order of two dependent insns in the same row.
3533 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3535 * stor-layout.c (layout_decl): Do not bump the alignment of a
3536 bit-field to more than byte alignment if it is packed.
3538 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3540 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3543 2008-02-24 Diego Novillo <dnovillo@google.com>
3545 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3548 * tree-vrp.c (vrp_evaluate_conditional): With
3549 -Wtype-limits, emit a warning when comparing against a
3550 constant outside the natural range of OP0's type.
3551 * c.opt (Wtype-limits): Move ...
3552 * common.opt (Wtype-limits): ... here.
3554 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3556 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3557 * config/rs6000/e300c2c3.md: New file.
3558 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3560 (rs6000_override_options): Add e300c2 and e300c3 cases to
3561 processor_target_table. Do not allow usage of Altivec or Spe
3562 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3563 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3564 * config/rs6000/rs6000.h (processor_type): Add
3565 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3566 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3567 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3568 and ppce300c3. Include e300c2c3.md.
3570 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3572 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3573 instead of TARGET_STRICT_ALIGN.
3575 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3577 * explow.c (memory_address): Assert that the generated address is
3580 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3583 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3584 * config/darwin-ppc-ldouble-patch.def: New file.
3585 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3586 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3587 SUBTARGET_INIT_BUILTINS if defined.
3588 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3591 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3594 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3595 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3597 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3600 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3601 file" warning condtional on -Winvalid-PCH.
3603 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3605 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3607 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3611 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3612 prevent reload from using MMX registers.
3613 (*mov<mode>_internal): Ditto.
3614 (*movv2sf_internal_rex64): Ditto.
3615 (*movv2sf_internal): Ditto.
3617 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3619 PR documentation/31569
3620 * doc/install.texi2html: Use makeinfo --no-number-sections.
3622 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3624 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3625 ensure that we can address an entire entity > 8 bytes. Don't
3626 generate reg+reg addressing for such data.
3628 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3630 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3631 strings when optimizing for size, unless the target cares about
3634 2008-02-22 Tom Tromey <tromey@redhat.com>
3636 * regclass.c (current_pass): Remove declaration.
3638 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3640 * config/avr/libgcc.S (__RAMPZ__): Define.
3641 (__do_copy_data): Add for devices with 128KB code memory.
3643 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3645 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3647 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3649 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3651 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3654 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3657 * c-typeck.c (build_binary_op): Warn about floating point
3658 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3660 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3663 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3664 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3666 (rs6000_override_options): Set altivec_abi as default, not override,
3667 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3668 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3669 is used; use new member spe_abi.
3670 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3671 spe_abi and altivec_abi.
3673 2008-02-22 Tomas Bily <tbily@suse.cz>
3675 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3677 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3680 * config.build (build_file_translate): Set to `CMD //c' only if
3682 * Makefile.in (build_file_translate): Improve comment.
3684 2008-02-21 Jan Hubicka <jh@suse.cz>
3686 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3687 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3688 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3690 2008-02-21 Michael Matz <matz@suse.de>
3693 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3695 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3698 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3700 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3701 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3702 SSE_VEC_FLOAT_MODE_P as insn constraint.
3703 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3704 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3705 sse4a_movntdf using MODEF mode iterator.
3706 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3707 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3708 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3709 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3710 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3711 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3712 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3714 2008-02-21 Richard Guenther <rguenther@suse.de>
3716 * tree.def (PAREN_EXPR): New tree code.
3717 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3719 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3720 * expr.c (expand_expr_real_1): Likewise.
3721 * tree-inline.c (estimate_num_insns_1): Likewise.
3722 * tree-complex.c (expand_complex_move): Likewise.
3723 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3726 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3729 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3731 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3734 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3736 * config/sh/sh.c (find_barrier): Don't go past
3737 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3739 2008-02-20 DJ Delorie <dj@redhat.com>
3741 * config/h8300/h8300.md (insv): Force source operand to be a register.
3743 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3744 as a jump, not as a plain insn.
3746 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3748 * doc/invoke.texi (Warning Options): Add new option
3749 -Wframe-larger-than=.
3750 (-Wframe-larger-than): Document.
3752 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3753 Add declarations for new option variables.
3755 * final.c (final_start_function): Check the frame size
3756 before emission and issue a Wframe-larger-than warning.
3758 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3759 Add definitions for new option variables.
3760 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3762 * common.opt (Wframe-larger-than=): New option.
3764 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3767 (<sse>_div<mode>3): Ditto.
3768 (<sse>_vmdiv<mode>3): Ditto.
3769 (<sse>_vmsqrt<mode>2): Ditto.
3770 (*smax<mode>3): Ditto.
3771 (sse5_frcz<mode>2): Ditto.
3772 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3775 2008-02-20 Richard Guenther <rguenther@suse.de>
3778 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3779 be happy with INTEGRAL_TYPE_P.
3781 2008-02-20 Richard Guenther <rguenther@suse.de>
3783 * fold-const.c (split_tree): Associate floatig-point expressions
3784 if flag_associative_math is set.
3786 2008-02-20 Richard Guenther <rguenther@suse.de>
3788 * tree.h (fold_real_zero_addition_p): Declare.
3789 * fold-const.c (fold_real_zero_addition_p): Export.
3790 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3791 floating-point operations with zero and one.
3793 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3795 * doc/install.texi: Correct references to CFLAGS, replacing them
3796 with BOOT_CFLAGS. Document flags used during bootstrap for
3799 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3801 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3802 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3803 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3805 (smin<mode>3): Ditto from similar patterns.
3806 (smax<mode>3): Ditto.
3807 (*ieee_smin<mode>3): Ditto.
3808 (*ieee_smax<mode>3): Ditto.
3809 * config/i386/sse.md (sse): New mode attribute.
3810 (mov<mode>): Macroize expander from movv4sf and movv2df using
3811 SSEMODEF2P mode iterator.
3812 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3813 SSE_VEC_FLOAT_MODE_P as insn constraint.
3814 (storent<mode>): Ditto.
3815 (storent<mode>): Macroize expander from storentsf and storentdf using
3816 MODEF mode iterator.
3817 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3818 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3819 (abs<mode>2): Ditto from similar patterns.
3820 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3821 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3822 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3823 (<sse>_vmsqrt<mode>2): Ditto.
3824 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3825 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3826 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3827 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3828 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3829 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3830 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3832 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3833 iterator and SSE_FLOAT_MODE_P as insn constraint.
3834 (<sse>_ucomi): Ditto from similar patterns.
3835 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3836 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3837 SSE_VEC_FLOAT_MODE_P as insn constraint.
3838 (vcond<mode>): Ditto from similar patterns.
3839 (and<mode>3, *and<mode>3): Ditto.
3840 (<sse>_nand<mode>3): Ditto.
3841 (ior<mode>3, *ior<mode>3): Ditto.
3842 (xor<mode>3, *xor<mode>3): Ditto.
3843 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3844 iterator and SSE_FLOAT_MODE_P as insn constraint.
3845 (*nand<mode>3): Ditto from similar patterns.
3846 (*ior<mode>3): Ditto.
3847 (*xor<mode>3): Ditto.
3849 2008-02-20 Ira Rosen <irar@il.ibm.com>
3851 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3852 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3853 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3855 2008-02-19 Jan Hubicka <jh@suse.cz>
3857 * predict.c (tree_bb_level_predictions): Remove variable next
3858 mistakely introduced by previous commit.
3860 2008-02-19 Jan Hubicka <jh@suse.cz>
3862 * predict.c (predict_paths_leading_to): Rewrite.
3863 (predict_paths_for_bb): New.
3864 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3866 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3869 * Makefile.in (build_file_translate): New.
3870 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3871 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3872 * configure.ac (build_file_translate): Substitute it.
3873 * configure: Regenerate.
3875 2008-02-19 Jan Hubicka <jh@suse.cz>
3877 PR rtl-optimization/34408
3878 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3881 2008-02-19 Jan Hubicka <jh@suse.cz>
3884 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3887 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386-modes.def: Revert the last DI alignment
3891 change until Ada people can look into it.
3893 2008-02-19 Nick Clifton <nickc@redhat.com>
3895 * opts.c (print_specific_help): Fix typo in --help text.
3897 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3900 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3901 32-bit inline asm without asm alternatives for host GCC < 3.0.
3903 2008-02-19 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/34989
3906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3907 Allow propagation to INDIRECT_REF if we can simplify only.
3909 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3911 * c-common.c (warn_for_collisions_1): Use appropriate option when
3914 2008-02-19 Nick Clifton <nickc@redhat.com>
3917 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3918 (handle_options): Fix indentation.
3919 (print_filtered_help): If no language-specific options were
3920 displayed tell the user how to list all the options supported by
3921 the language's front-end.
3922 (print_specific_help): Fix indentation and remove duplicate line.
3923 (common_handle_option): Handle the -v option.
3924 For --help enable the display of undocumented options if the -v
3925 switch has been included on the command line.
3926 For --help= check for overlaps in the arguments between the option
3927 classes and the language names and issue a warning when they
3928 cannot be disambiguated.
3929 * c.opt (v): Pass on to the common option handler.
3931 2008-02-19 Revital Eres <eres@il.ibm.com>
3933 * modulo-sched.c (sms_schedule): Change dump message when
3934 create_ddg function fails.
3935 (try_scheduling_node_in_cycle): Rename row to cycle.
3936 (print_partial_schedule): Rename CYCLE to ROW.
3938 2008-02-19 Christian Bruel <christian.bruel@st.com>
3939 Zdenek Dvorak <ook@ucw.cz>
3941 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3943 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3946 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3947 (*x86_movdicc_0_m1_se): Ditto.
3949 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3952 (CMPtype): Define as __gcc_CMPtype.
3953 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3954 (CMPtype): Define as __gcc_CMPtype.
3956 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3958 Support valgrind 3.3 for --enable-checking=valgrind.
3959 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3961 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3962 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3963 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3964 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3965 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3966 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3967 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3969 * ggc-zone.c: Similar.
3970 * ggc-page.c: Similar.
3972 2008-02-19 Paul Brook <paul@codesourcery.com>
3975 * config/arm/ieee754-df.S: Fix do_it typo.
3976 * config/arm/ieee754-sf.S: Fix do_it typo.
3978 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3981 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3982 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3983 (OPTION_MASK_ISA_SSE_SET): Likewise.
3984 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3985 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3986 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3987 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3988 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3989 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3990 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3991 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3992 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3993 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3994 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3995 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3996 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3997 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3998 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3999 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4000 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4001 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4002 (OPTION_MASK_ISA_SSE4): Removed.
4003 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4004 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4005 (override_options): Don't turn on implied SSE/MMX bits in
4008 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4010 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4013 2008-02-18 Joey Ye <joey.ye@intel.com>
4016 * tree-nested.c (insert_field_into_struct): Set type alignment
4017 to field alignment if the former is less than the latter.
4019 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4021 * BASE-VER: Set to 4.4.0.
4023 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4025 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4026 * doc/cfg.texi: Likewise.
4027 * doc/extend.texi: Likewise.
4028 * doc/gty.texi: Likewise.
4029 * doc/invoke.texi: Likewise.
4030 * doc/loop.texi: Likewise.
4031 * doc/md.texi: Likewise.
4032 * doc/passes.texi: Likewise.
4033 * doc/rtl.texi: Likewise.
4034 * doc/sourcebuild.texi: Likewise.
4035 * doc/tm.texi: Likewise.
4036 * doc/tree-ssa.texi: Likewise.
4038 2008-02-17 Richard Guenther <rguenther@suse.de>
4041 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4042 without default definition.
4044 2008-02-17 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/35231
4047 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4050 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4053 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4055 libgcc_cmp_return mode.
4057 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4060 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4062 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4064 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4067 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4069 * doc/c-tree.texi: Use `@.' where appropriate.
4070 * doc/extend.texi: Likewise.
4071 * doc/install.texi: Likewise.
4072 * doc/invoke.texi: Likewise.
4073 * doc/loop.texi: Likewise.
4074 * doc/makefile.texi: Likewise.
4075 * doc/md.texi: Likewise.
4076 * doc/passes.texi: Likewise.
4077 * doc/standards.texi: Likewise.
4078 * doc/tm.texi: Likewise.
4080 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4083 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4085 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4086 rather than in entry_bb.
4088 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4090 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4091 libgcc_cmp_return mode.
4093 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4096 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4097 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4099 2008-02-15 Richard Guenther <rguenther@suse.de>
4100 Zdenek Dvorak <ook@ucw.cz>
4102 PR tree-optimization/35164
4103 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4104 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4105 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4106 Only propagate addresses which do not have abnormal SSA_NAMEs
4109 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4112 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4114 2008-02-15 Jan Hubicka <jh@suse.cz>
4117 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4119 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4122 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4123 when calculating alignment_pad.
4125 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4127 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4128 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4129 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4130 and STACK_BOUNDARY define.
4132 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4134 PR preprocessor/35061
4135 * c-pragma.c (handle_pragma_pop_macro): Check that
4136 pushed_macro_table has been allocated.
4138 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4141 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4142 (force_gimple_operand): Likewise.
4143 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4144 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4145 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4146 (find_interesting_uses_address): Check addressability and alignment
4147 of the base expression only after substituting bases of IVs into it.
4149 2008-02-14 Michael Matz <matz@suse.de>
4152 * function.c (instantiate_virtual_regs_in_insn): Reload address
4153 before falling back to reloading the whole operand.
4155 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4157 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4158 before the first section switch note.
4160 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4162 * doc/bugreport.texi: Update copyright years.
4163 * doc/c-tree.texi: Likewise.
4164 * doc/cfg.texi: Likewise.
4165 * doc/cpp.texi: Likewise.
4166 * doc/cppinternals.texi: Likewise.
4167 * doc/fragments.texi: Likewise.
4168 * doc/frontends.texi: Likewise.
4169 * doc/gcc.texi: Likewise.
4170 * doc/gty.texi: Likewise.
4171 * doc/hostconfig.texi: Likewise.
4172 * doc/implement-c.texi: Likewise.
4173 * doc/libgcc.texi: Likewise.
4174 * doc/loop.texi: Likewise.
4175 * doc/makefile.texi: Likewise.
4176 * doc/options.texi: Likewise.
4177 * doc/passes.texi: Likewise.
4178 * doc/rtl.texi: Likewise.
4179 * doc/sourcebuild.texi: Likewise.
4180 * doc/standards.texi: Likewise.
4181 * doc/tree-ssa.texi: Likewise.
4182 * doc/trouble.texi: Likewise.
4184 * doc/extend.texi: Use @: or add comma where appropriate.
4185 * doc/invoke.texi: Likewise.
4186 * doc/tm.texi: Likewise.
4188 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4191 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4194 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4196 * doc/md.texi (clz, ctz): Add reference.
4197 * doc/rtl.texi (clz, ctz): Likewise.
4199 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4202 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4205 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4207 * config/s390/s390.c (struct constant_pool): New field
4208 emit_pool_after added.
4209 (s390_mainpool_start): Set the emit_pool_after flag according
4210 to the section switch notes.
4211 (s390_mainpool_finish): Consider emit_pool_after when emitting
4212 the literal pool at the end of the function.
4213 (s390_chunkify_start): Force literal pool splits at section
4216 2008-02-13 Michael Matz <matz@suse.de>
4219 * var-tracking.c (clobber_variable_part): Correctly traverse the
4222 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4225 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4226 Add -fdump-ipa-inline.
4227 * tree-dump.c (dump_files): Remove tree-inlined dump.
4228 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4230 2008-02-12 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/35171
4233 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4236 2008-02-12 Richard Guenther <rguenther@suse.de>
4239 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4240 value-preserving mode. Disallow final truncation.
4242 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4245 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4246 code from here to...
4247 (force_gimple_operand): ...here.
4249 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4252 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4253 non-compatible pointers.
4254 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4255 different FIELD_DECLs, try harder by comparing field offsets, sizes
4259 * function.c (match_asm_constraints_1): Don't replace the same input
4262 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4264 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4265 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4266 (expand_epilogue): Restore RAMPZ register.
4267 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4269 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4271 * config/i386/cygwin.asm: (__alloca): Correct calling
4272 convention and alignment.
4273 (__chkstk): Force 8 byte stack alignment.
4275 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4276 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/33992
4279 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4280 the zero we compare against.
4282 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4285 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4286 to CloseHandle after unlocking to prevent accumulation of handle
4289 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4292 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4293 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4294 and update LABEL_NUSES during and after reload.
4296 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4299 * combine.c (simplify_if_then_else): Make sure the comparison is
4300 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4302 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4305 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4306 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4307 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4308 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4309 * tree.h (get_type_static_bounds): Likewise.
4311 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4313 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4314 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4315 Make -Wfoo language annotations match what the compiler outputs.
4317 2008-02-08 Sa Liu <saliu@de.ibm.com>
4319 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4320 intrinsics spu_convts, spu_convtu, spu_convtf.
4321 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4323 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4325 * doc/extend.texi (Function Attributes) <noinline>: Mention
4326 asm ("") as method to keep calls.
4328 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4331 * doc/options.texi (Options): Replace references to opts.sh with
4333 * opts-common.c: Likewise.
4334 * optc-gen.awk: Likewise.
4336 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4338 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4340 2008-02-07 Richard Henderson <rth@redhat.com>
4343 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4344 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4347 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4349 PR tree-optimization/35085
4350 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4351 for operand entry oe2 in addition to operand entry oe3 in order to
4352 expose more opportunities for vectorizer sum reduction.
4354 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * Makefile.in (LIBS): Remove $(GMPLIBS).
4358 (cc1-dummy, cc1): Add $(GMPLIBS).
4360 2008-02-06 Jan Hubicka <jh@suse.cz>
4363 * i386.md (moddf_integer): Do not produce partial memory stalls for
4364 targets where it hurts.
4366 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4369 * optabs.c (expand_float): Do not check for decimal modes when
4370 expanding unsigned integer through signed conversion.
4372 2008-02-06 Nick Clifton <nickc@redhat.com>
4374 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4375 inside the clobber with a match_operand and duplicated operand
4376 number in the constraint.
4377 (ineqbranchsi): Delete redundant comment.
4379 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4381 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4382 builtin_define ("__USE_INIT_FINI__").
4383 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4385 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4387 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4389 PR documentation/30330
4390 * doc/invoke.texi (C++ Dialect Options)
4391 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4392 For each warning option -Wfoo that allows -Wno-foo, ensure both
4393 -Wfoo and -Wno-foo are listed in the option index. Fix index
4394 entry of -Wswitch-default, index -Wnormalized= including the
4395 `=', and -Wlarger-than-@var{len} including @var{len}.
4397 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4399 * config/i386/i386.md (floatunssisf2): Use
4400 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4401 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4402 Macroize expander using MODEF mode iterator.
4404 2008-02-05 Diego Novillo <dnovillo@google.com>
4406 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4409 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4411 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4416 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4419 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4420 to indicate if a message should be generated.
4421 (init_cumulative_args): Updated.
4422 (function_value_32): Likewise.
4424 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4426 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4428 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4431 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4432 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4434 2008-02-04 Diego Novillo <dnovillo@google.com>
4436 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4439 * tree-vrp.c (vrp_evaluate_conditional): With
4440 -Wtype-limits, emit a warning when comparing against a
4441 constant outside the natural range of OP0's type.
4443 2008-02-04 Richard Guenther <rguenther@suse.de>
4446 * expr.c (count_type_elements): Give for unions instead of
4449 2008-02-04 Richard Guenther <rguenther@suse.de>
4452 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4453 to TYPE_DOMAINs base type instead of using bitsizetype here.
4455 2008-02-03 Jason Merrill <jason@redhat.com>
4457 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4459 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4462 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4463 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4464 (RS/6000 and PowerPC Options): Fix typos and markup.
4465 * doc/passes.texi (Tree-SSA passes): Likewise.
4467 2008-02-02 Michael Matz <matz@suse.de>
4470 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4471 from record_last_reg_set_info.
4472 (record_last_reg_set_info): Take an RTX argument, iterate over all
4473 constituent hardregs.
4474 (record_last_set_info, record_opr_changes): Change calls to
4475 new signature or to record_last_reg_set_info_regno.
4477 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4479 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4481 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4483 PR rtl-optimization/34773
4484 * reg-notes.def (EQUAL): Mention significance of combination of
4485 REG_EQUAL and REG_RETVAL.
4486 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4487 insn that has a REG_RETVAL.
4489 2008-02-01 Roger Sayle <roger@eyesopen.com>
4492 * configure.ac (--enable-fixed-point): Disable unless explicitly
4494 * configure: Regenerate.
4496 2008-02-01 Richard Guenther <rguenther@suse.de>
4499 * invoke.texi (-finline-limit): Remove no longer true parts
4500 of the documentation. Note that there is no default value.
4502 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4503 Mark Mitchell <mark@codesourcery.com>
4504 Ben Elliston <bje@au.ibm.com>
4507 * doc/extend.texi (Other Builtins): Document.
4509 2008-01-31 Tom Browder <tom.browder@gmail.com>
4511 * doc/c-tree.texi (Types): Fix grammar.
4512 (Expression trees): Ditto.
4513 * doc/passes.texi (Tree-SSA passes): Ditto.
4515 * doc/configterms.texi (Configure Terms): Fix typo.
4516 * doc/cpp.texi (Common Predefined Macros): Ditto.
4517 * doc/md.texi (Machine Constraints): Ditto.
4519 * doc/makefile.texi (Makefile): Add comma.
4521 2008-01-31 Tom Browder <tom.browder@gmail.com>
4522 Gerald Pfeifer <gerald@pfeifer.com>
4524 * doc/sourcebuild.texi (Front End): Remove references to CVS
4525 and CVSROOT/modules.
4526 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4527 (Back End): Remove reference to CVS.
4529 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4532 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4534 (mips16_gp_pseudo_reg): ...here.
4535 * config/mips/mips.md (load_const_gp): Replace with...
4536 (load_const_gp_<mode>): ...this :P-based insn.
4538 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4540 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4541 options. Minor fixes.
4542 (-std): Move reference to standards closer to where language
4543 standards are first mentioned.
4545 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4547 PR rtl-optimization/34995
4548 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4549 parameter and return a bool. If the rtx parameter is nonnull,
4550 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4551 (find_reloads): Update call accordingly. Pass the new operand
4552 if it needed no address reloads, otherwise pass null.
4554 2008-01-30 Richard Henderson <rth@redhat.com>
4557 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4558 for unbounded arrays.
4560 2008-01-30 Silvius Rus <rus@google.com>
4562 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4564 2008-01-30 Jan Hubicka <jh@suse.cz>
4567 * i386.c (init_cumulative_args): Use real function declaration when
4570 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4572 PR rtl-optimization/34998
4573 * global.c (build_insn_chain): Treat non-subreg_lowpart
4574 SUBREGs of pseudos as clobbering all the words covered by the
4575 SUBREG, not just all the bytes.
4576 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4577 original df_ref rather than an extract parameter.
4578 (global_conflicts): Update call accordingly.
4580 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4582 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4583 the overflow check to make it easier to read.
4584 (__fixtfdi): Change the type of the ll member in union
4585 long_double to UDItype_x.
4587 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4590 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4591 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4592 * tree-inline.c (fold_marked_statements): Call
4593 cgraph_update_edges_for_call_stmt if folding a call statement.
4594 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4595 debug_generic_stmt calls, reset it back afterwards.
4598 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4600 * c-typeck.c (build_external_ref): Don't pedwarn about
4601 static vars in current function's scope.
4603 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4605 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4607 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4610 * ipa-struct-reorg.c: Fix spelling.
4611 * params.def: Ditto.
4613 2008-01-29 Richard Guenther <rguenther@suse.de>
4616 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4618 * tree-inline.c (remap_type): Increment remapping_type_depth
4619 around remapping types.
4620 (copy_body_r): Only add referenced variables if they are referenced
4621 from code, not types.
4623 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4634 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4635 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4637 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4640 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4641 pointer for tiny stack.
4643 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4645 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4647 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4649 * config/vx-common.h: Fix typo in comment.
4651 2008-01-28 Ian Lance Taylor <iant@google.com>
4655 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4656 coalesce pointers if they have different DECL_NO_TBAA_P values.
4657 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4658 between variables with different DECL_NO_TBAA_P values.
4660 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4663 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4664 are not legitimate small data references on SPE targets.
4666 2008-01-28 David Daney <ddaney@avtrex.com>
4668 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4670 2008-01-28 David Daney <ddaney@avtrex.com>
4672 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4674 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4676 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4677 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4678 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4679 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4680 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4681 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4682 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4683 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4685 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4687 * basic-block.h (condjump_equiv_p): Fix comment.
4689 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4691 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4692 print_generic_stmt_indented): Fix comment.
4694 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4696 * configure.ac (__stack_chk_fail): Add detecion for availability
4697 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4698 * configure: Regenerate.
4700 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4703 * final.c (output_addr_const): Handle TRUNCATE.
4705 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4708 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4709 (zero_cost, infinite_cost): New constants.
4710 (struct cost_pair): Change type of cost to comp_cost.
4711 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4712 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4714 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4715 split_address_cost, ptr_difference_cost, difference_cost,
4716 get_computation_cost_at, get_computation_cost,
4717 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4718 determine_use_iv_cost_condition, determine_use_iv_costs,
4719 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4720 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4721 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4722 Change type of cost to comp_cost.
4723 (determine_iv_cost): Increase cost of non-original ivs, instead
4724 of decreasing the cost of original ones.
4725 (get_address_cost): Indicate the complexity of the addressing mode
4727 (try_add_cand_for): Prefer using ivs not specific to some object.
4728 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4730 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4731 Janis Johnson <janis187@us.ibm.com>
4734 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4735 (TARGET_INSTANTIATE_DECLS): Likewise.
4736 * target.h (expand_to_rtl_hook): New target hook.
4737 (instantiate_decls): Likewise.
4738 * function.c (instantiate_decl): Make non-static. Rename to...
4739 (instantiate_decl_rtl): ... this.
4740 (instantiate_expr): Use instantiate_decl_rtl.
4741 (instantiate_decls_1): Likewise.
4742 (instantiate_decls): Likewise.
4743 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4744 * function.h (instantiate_decl_rtl): Add prototype.
4745 * cfgexpand.c (target.h): New include.
4746 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4747 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4748 (TARGET_INSTANTIATE_DECLS): Likewise.
4749 (TARGET_INITIALIZER): New target hooks added.
4750 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4752 * config/rs6000/rs6000.c (tree-flow.h): New include.
4753 (machine_function): Add sdmode_stack_slot field.
4754 (rs6000_alloc_sdmode_stack_slot): New function.
4755 (rs6000_instantiate_decls): Likewise.
4756 (rs6000_secondary_memory_needed_rtx): Likewise.
4757 (rs6000_check_sdmode): Likewise.
4758 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4759 (TARGET_INSTANTIATE_DECLS): Likewise.
4760 (rs6000_hard_regno_mode_ok): Allow SDmode.
4761 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4762 (rs6000_emit_move): Handle SDmode.
4763 (function_arg_advance): Likewise.
4764 (function_arg): Likewise.
4765 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4766 SDmode var args for 32-bit compiles.
4767 (rs6000_secondary_reload_class): Handle SDmode.
4768 (rs6000_output_function_epilogue): Likewise.
4769 (rs6000_function_value): Simplify if statement.
4770 (rs6000_libcall_value): Likewise.
4771 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4772 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4773 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4774 (movsd_hardfloat): New define_insn.
4775 (movsd_softfloat): Likewise.
4776 (movsd_store): Likewise.
4777 (movsd_load): Likewise.
4778 (extendsddd2): Likewise.
4779 (extendsdtd2): Likewise.
4780 (truncddsd2): Likewise.
4781 (movdd_hardfloat64): Fixup comment.
4782 (UNSPEC_MOVSD_LOAD): New constant.
4783 (UNSPEC_MOVSD_STORE): Likewise.
4785 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4788 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4790 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4791 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4792 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4795 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4798 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4799 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4800 __LONGDOUBLE128 too.
4801 * config/rs6000/aix61.h: New file.
4803 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4805 PR rtl-optimization/34959
4806 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4807 popcount and parity rtxes the same mode as their operand.
4808 Truncate or extend the result to the return value's mode
4811 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4814 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4815 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4816 to GOT_VERSION_REGNUM.
4817 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4818 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4819 * config/mips/mips.c (mips_emit_call_insn): New function.
4820 (mips_call_tls_get_addr): Call mips_expand_call directly.
4821 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4823 (mips16_build_call_stub): Likewise. Return the call insn or null.
4824 (mips_expand_call): Update the call to mips16_build_call_stub
4825 accordingly and a remove redundant condition. Assert that MIPS16
4826 stubs do not use lazy binding. Use mips_emit_call_insn and return
4828 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4830 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4831 (mips_avoid_hazard): Remove hazard_set handling.
4832 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4833 (UNSPEC_RESTORE_GP): ...this.
4834 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4835 (FAKE_CALL_REGNO): Rename to...
4836 (GOT_VERSION_REGNUM): ...this.
4837 (type): Add "ghost" value. Add an associated insn reservation.
4838 (hazard_set): Remove.
4839 (exception_receiver): Rename to...
4840 (restore_gp): ...this and update the unspec identifier accordingly.
4841 (exception_receiver, nonlocal_got_receiver): New expanders.
4842 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4843 FAKE_CALL_REGNO. Remove hazard_set attribute.
4844 (set_got_version, update_got_version): New patterns.
4846 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4849 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4851 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4854 * doc/install.texi2html: Generate gcc-vers.texi.
4856 2008-01-25 DJ Delorie <dj@redhat.com>
4858 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4860 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4862 * config/c4x: Remove directory.
4863 * config.gcc (crx-*, mt-*): Mark obsolete.
4864 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4865 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4866 sh-*-rtemscoff*): Remove cases.
4867 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4868 * real.c (encode_c4x_single, decode_c4x_single,
4869 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4870 c4x_extended_format): Remove.
4871 * real.h (c4x_single_format, c4x_extended_format): Remove.
4872 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4874 (Pragmas): Remove comment about c4x pragmas.
4875 * doc/install.texi (c4x): Remove target-specific instructions.
4876 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4877 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4878 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4879 refer to C4x source files as examples.
4880 (C4X_FLOAT_FORMAT): Remove documentation.
4882 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4884 * config/bfin/bfin.c (override_options): Reorder tests so that
4885 flag_pic gets enabled for -msep-data.
4887 2008-01-25 Richard Guenther <rguenther@suse.de>
4890 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4891 to its bitfield precision if required.
4893 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4896 * tree-nested.c (walk_omp_for): New function.
4897 (convert_nonlocal_reference, convert_local_reference): Call
4898 walk_omp_for on OMP_FOR.
4899 (convert_call_expr): Call walk_body on OMP_FOR's
4900 OMP_FOR_PRE_INIT_BODY.
4902 2008-01-25 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/34966
4905 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4906 default defs and PHI_NODEs we have to insert after the
4909 2008-01-24 Nick Clifton <nickc@redhat.com>
4911 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4912 Provide a default definition.
4913 (LIBGCC2_UNITS_PER_WORD): Likewise.
4915 * config/stormy16/stormy16.c: Include df.h for the prototype
4916 for df_regs_ever_live_p.
4917 (xstormy16_expand_builtin_va_start): Convert the stack offset
4918 into a component_ref and then use POINTER_PLUS_EXPR to add it
4919 to the incoming_virtual_args_rtx.
4920 (xstormy16_gimplify_va_arg_expr): Rename to
4921 xstormy16_gimplify_va_arg_expr.
4922 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4923 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4924 xstormy16_gimplify_va_arg_expr.
4925 Fix up some formatting issues.
4927 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4928 Move to predicates.md.
4929 (xs_hi_general_operand): Likewise.
4930 (xs_hi_nonmemory_operand): Likewise.
4931 * config/stormy16/predicates.md:
4932 (xstormy16_carry_plus_operand): New predicate.
4933 (xs_hi_general_operand): New predicate.
4934 (xs_hi_nonmemory_operand): New predicate.
4935 * config/stormy16/stormy16-protos.h:
4936 (xstormy16_carry_plus_operand): Delete prototype.
4937 (xs_hi_general_operand): Likewise.
4938 (xs_hi_nonmemory_operand): Likewise.
4940 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4941 modifiers as they are no longer needed and they can trigger
4942 reload spill failures.
4944 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4945 with a match_operand in order to help reload.
4947 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4948 constraint with 'e' for the 8th alternative as this version of
4949 the mov.w instruction only accepts the lower 8 registers.
4951 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4954 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4955 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4958 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4961 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4963 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4965 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4967 (remove_structure): Update allocations list before removing structure.
4969 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4971 * ipa-struct-reorg.c (is_safe_cond_expr,
4972 create_new_stmts_for_cond_expr): Use integer_zerop function,
4973 that recognize not only zero-pointer, but zero-integer too.
4975 2008-01-25 Ben Elliston <bje@au.ibm.com>
4978 * fixproto: Escape "." in sed expression that strips leading "./".
4980 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4983 * gcc.c (SWITCH_OK): Removed.
4984 (SWITCH_LIVE): Changed to bit.
4985 (SWITCH_FALSE): Likewise.
4986 (SWITCH_IGNORE): Likewise.
4987 (switchstr): Change live_cond to unsigned int.
4988 (process_command): Replace SWITCH_OK with 0.
4989 (do_self_spec): Likewise.
4990 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4991 (give_switch): Likewise.
4992 (used_arg): Likewise.
4993 (do_spec_1): Set the SWITCH_IGNORE bit.
4994 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4995 bits. Set the SWITCH_LIVE bit.
4997 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4999 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5001 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5003 PR tree-optimization/34472
5004 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5005 parameter to a "bool *" and set *DATA to false if there is
5006 an unsafe access. Do not delete the structure here.
5007 (check_cond_exprs): Delete it here instead.
5008 (check_cond_exprs, exclude_cold_structs): Do not increase
5009 I when removing a structure.
5011 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5015 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5017 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5020 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5021 a fixed vector for stack.
5023 2008-01-24 Ben Elliston <bje@au.ibm.com>
5026 * doc/gcc.texi (Software development): Add a direntry for g++.
5028 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5030 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5031 stale and straggling -fforce-addr comments above.
5033 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5035 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5036 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5038 2008-01-23 Michael Matz <matz@suse.de>
5041 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5044 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5046 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5049 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5051 * config/avr/avr.c (avr_current_arch): New variable.
5052 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5053 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5054 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5055 (avr_override_options): Init 'avr_current_arch'.
5056 (base_arch_s): Move from here...
5057 * config/avr/avr.h (base_arch_s): ... here. Add new members
5058 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5059 'mega' to 'have_jmp_call'.
5060 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5061 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5063 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5065 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5066 MULTILIB_MATCHES): (Ditto.).
5068 2008-01-23 Richard Guenther <rguenther@suse.de>
5071 * cgraphunit.c (cgraph_reset_node): Always mark the node
5072 not reachable if it is not queued already.
5074 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5076 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5077 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5078 (cputype_selected): New static variable.
5079 (bfin_handle_option): Set it if -mcpu is used.
5080 (override_option): Select default set of workarounds if no cpu type
5081 selected on the command line.
5082 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5084 From Michael Frysinger <michael.frysinger@analog.com>
5085 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5086 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5088 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5089 for bf547, bf523, bf524, and bf526.
5090 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5092 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5093 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5094 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5095 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5096 * doc/invoke.texi (Blackfin Options): Document that
5097 -mcpu now accept bf547, bf523, bf524, and bf526.
5099 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5101 PR rtl-optimization/34628
5102 * combine.c (try_combine): Stop and undo after the first combination
5103 if an autoincrement side-effect on the first insn has effectively
5106 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5109 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5110 Offset addresses are not valid for Altivec or paired float modes.
5112 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5115 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5116 if DECL_INITIAL (decl) is error_mark_node.
5119 * c-common.c (handle_vector_size_attribute): Only allow
5120 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5121 the same way as pointer, array etc. types.
5122 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5125 * tree.c (build_type_attribute_qual_variant): Call
5126 build_qualified_type if attributes are equal, but quals are not.
5128 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5131 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5132 * flags.h (warn_strict_aliasing): Remove.
5133 (warn_strict_overflow): Remove.
5134 * opts.c (warn_strict_aliasing): Remove.
5135 (warn_strict_overflow): Remove.
5136 * c-opts.c (c_common_handle_option): -Wall only sets
5137 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5138 (c_common_post_options): Give default values to -Wstrict-aliasing
5139 and -Wstrict-overflow if they are uninitialized.
5140 * common.opt (Wstrict-aliasing): Specify Var and Init.
5141 (Wstrict-overflow): Likewise.
5143 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5145 PR rtl-optimization/26854
5146 PR rtl-optimization/34400
5147 PR rtl-optimization/34884
5148 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5150 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5151 (df_rd_bb_info.expanded_lr_out): Deleted
5152 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5153 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5154 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5155 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5156 Removed code to allocate, initialize or free expanded_lr_out.
5157 (df_rd_bb_local_compute_process_def): Restructured to make more
5159 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5160 sets if the sets are being trimmed.
5162 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5165 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5166 (as_vers): Likewise.
5167 * configure: Regenerated.
5169 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5172 * tree-pass.h (pass_build_alias): New pass.
5173 * tree-ssa-alias.c (gate_build_alias): New.
5174 (pass_build_alias): New.
5175 * passes.c (init_optimization_passes): Add pass_build_alias after
5176 pass_create_structure_vars.
5178 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5180 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5181 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5182 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5183 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5184 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5185 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5186 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5187 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5188 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5189 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5190 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5191 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5192 * config/s390/s390.md (FP_ALL): New mode iterator.
5193 (_d): New mode attribute.
5194 ("*signbit<mode>2>"): Changed mode of first operand.
5195 ("isinf<mode>2"): Changed mode of first operand.
5196 ("*TDC_insn"): Adaptation for DFP modes.
5198 2008-01-22 Ben Elliston <bje@au.ibm.com>
5200 * tree.c (check_qualified_type): Improve function description.
5202 2008-01-21 Jason Merrill <jason@redhat.com>
5205 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5206 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5209 2008-01-21 DJ Delorie <dj@redhat.com>
5211 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5214 2008-01-21 Richard Guenther <rguenther@suse.de>
5217 * tree-cfg.c (verify_expr): Allow all invariant expressions
5218 instead of just constant class ones as reference argument.
5219 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5220 like any other constant.
5221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5223 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5225 * regmove.c (fixup_match_1): Update call crossed frequencies.
5227 2008-01-21 Richard Guenther <rguenther@suse.de>
5230 * tree-inline.c (setup_one_parameter): Deal with mismatched
5231 types using a VIEW_CONVERT_EXPR.
5233 2008-01-21 Alon Dayan <alond@il.ibm.com>
5234 Olga Golovanevsky <olga@il.ibm.com>
5236 PR tree-optimization/34701
5237 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5238 when the structure size is not a power of 2.
5240 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5242 * doc/install.texi: Add doc for --enable-checking=df.
5244 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5246 PR rtl-optimization/34808
5247 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5249 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5251 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5254 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5256 PR rtl-optimization/26854
5257 PR rtl-optimization/34400
5258 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5260 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5261 (df_rd_bb_info.expanded_lr_out): New.
5262 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5263 * loop_iv.c (iv_analysis_loop_init): Ditto.
5264 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5265 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5266 Added code to allocate, initialize or free expanded_lr_out.
5267 (df_rd_bb_local_compute_process_def): Restructured to make
5268 more understandable.
5269 (df_rd_confluence_n): Add code to do nothing with fake edges and
5270 code to no apply invalidate_by_call sets if the sets are being trimmed.
5271 (df_lr_local_finalize): Renamed to df_lr_finalize.
5272 (df_live_local_finalize): Renamed to df_live_finalize.
5274 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5277 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5278 deciding whether to use reciprocal instructions.
5280 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5282 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5283 dwarf2out_note_section_used if cold_text_section is NULL.
5285 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5287 PR gcov-profile/34610
5288 * tree-cfg.c (make_edges): Mark both outgoing edges from
5289 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5290 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5291 from OMP_FOR and OMP_CONTINUE outgoing edges.
5293 * tree-profile.c (tree_profiling): Return early if
5294 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5296 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5297 from cfun to child_cfun.
5298 * function.h (struct function): Add after_tree_profile bit.
5300 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5302 * config/avr/avr.S (_exit): Disable interrupt.
5304 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5305 Steven Bosscher <stevenb.gcc@gmail.com>
5307 PR rtl-optimization/26854
5308 PR rtl-optimization/34400
5309 * df-problems.c (df_live_scratch): New scratch bitmap.
5310 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5311 (df_live_reset): Clear the proper bitmaps.
5312 (df_live_bb_local_compute): Only process the artificial defs once
5313 since the order is not important.
5314 (df_live_init): Init the df_live sets only with the variables
5315 found live by df_lr.
5316 (df_live_transfer_function): Use the df_lr sets to prune the
5317 df_live sets as they are being computed.
5318 (df_live_free): Free df_live_scratch.
5320 2008-01-18 Ian Lance Taylor <iant@google.com>
5322 * common.opt: Add fmerge-debug-strings.
5323 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5324 flag_merge_debug_strings rather than flag_merge_constants.
5325 * doc/invoke.texi (Option Summary): Mention
5326 -fmerge-debug-strings.
5327 (Debugging Options): Document -fmerge-debug-strings.
5329 2008-01-18 Ian Lance Taylor <iant@google.com>
5332 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5333 (struct tree_function_decl): Add new field operator_new_flag.
5334 * tree-inline.c (expand_call_inline): When inlining a call to
5335 operator new, force the return value to go into a variable, and
5336 set DECL_NO_TBAA_P on that variable.
5337 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5339 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5342 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5343 DWARF2_DEBUGGING_INFO.
5344 (dwarf2out_note_section_used): Ditto. Add prototype.
5345 (have_multiple_function_sections, text_section_used,
5346 cold_text_section_used, *cold_text_sections): Move declarations
5349 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5351 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5352 field and add signal_ra.
5353 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5354 assignments to frame state pc. Move end of stack check after
5355 MD_FALLBACK_FRAME_STATE_FOR.
5356 (uw_update_context_1): Use frame state signal_regs if set, instead
5357 of checking signal_frame flag.
5358 (uw_update_context): Use frame state signal_ra if set.
5359 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5360 * config/xtensa/linux-unwind.h: New file.
5362 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5364 * modulo-sched.c (get_sched_window): Fix comment typo.
5366 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5368 PR tree-optimization/34648
5369 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5371 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5373 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5374 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5376 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5378 PR rtl-optimization/34400
5379 * df-core.c (df_worklist_dataflow_overeager,
5380 df_worklist_dataflow_doublequeue): New functions.
5381 (df_worklist_dataflow): Two different worklist solvers.
5382 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5385 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5388 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5389 and ftree-parallelize-loops.
5391 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5393 PR rtl-optimization/34826
5394 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5396 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5398 * global.c (find_reg): Mark the eh regs as used if necessary.
5399 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5400 * ra.h (struct allocno): no_eh_reg field added. Changed
5401 no_stack_reg type to bitfield.
5403 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5405 * tree.c (substitute_in_expr): Add missing 'break'.
5407 2008-01-17 Richard Guenther <rguenther@suse.de>
5409 PR tree-optimization/34825
5410 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5411 x / x as division to handle.
5413 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5415 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5416 "-pthread" is specified.
5417 * pa-hpux11.h (LIB_SPEC): Likewise.
5419 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5420 Peter Bergner <bergner@vnet.ibm.com>
5422 PR rtl-optimization/33796
5423 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5425 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5427 PR libgfortran/34699
5428 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5430 * pa-hpux10.h (LINK_SPEC): Likewise.
5431 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5433 2008-01-16 Richard Guenther <rguenther@suse.de>
5436 * fold-const.c (fold_convert_const_int_from_int): Do not
5437 set overflow if that occured only because of a sign extension
5438 change when converting from/to a sizetype with the same
5439 precision and signedness.
5441 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5444 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5445 location address to the correct place. Update copyright year.
5447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5449 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5450 no dependences in the dependence_relations vector.
5452 2008-01-16 Jan Hubicka <jh@suse.cz>
5454 PR rtl-optimization/31396
5455 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5456 * cfg.c (dump_reg_info): Print it.
5457 * regs.h (struct reg_info_t): add freq_calls_crossed.
5458 (REG_FREQ_CALLS_CROSSED): New macro.
5459 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5460 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5461 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5462 regmove_optimize): Update call crossed frequencies.
5463 * local-alloc.c (struct qty): Add freq_calls_crossed.
5464 (alloc_qty): Copute freq_calls_crossed.
5465 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5466 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5467 * ra.h (struct allocno): Add freq_calls_crossed.
5469 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5471 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5472 libgomp when compiling with ftree-parallelize-loops.
5473 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5475 2008-01-16 Richard Guenther <rguenther@suse.de>
5477 PR tree-optimization/34769
5478 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5479 * tree.c (int_cst_value): Instead make this function more
5480 permissive in what it accepts as valid input. Document this
5481 function always sign-extends the value.
5483 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5484 Richard Guenther <rguenther@suse.de>
5487 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5488 (gimple_fold_indirect_ref_rhs): ... this.
5489 (gimple_fold_indirect_ref): New function with foldings
5490 that preserve lvalueness.
5491 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5492 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5493 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5494 to fold an INDIRECT_REF, fall back to the old use of
5495 fold_indirect_ref_1.
5497 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5499 * tree-data-ref.c (subscript_dependence_tester_1): Call
5500 free_conflict_function.
5501 (compute_self_dependence): Same.
5503 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5506 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5507 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5509 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5510 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5511 for DWARF2_UNWIND_INFO targets.
5513 2008-01-16 Richard Guenther <rguenther@suse.de>
5516 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5517 type qualifiers for function types.
5519 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5521 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5522 loop_iterator li from previous commit.
5524 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5526 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5528 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5530 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5531 (parallelize_loops): Don't parallelize irreducible components.
5533 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5536 * c-opts (c_common_post_options): Do not enable CPP
5537 flag_pedantic_errors by default.
5539 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5541 PR rtl-optimization/31944
5542 * cse.c (remove_pseudo_from_table): New function.
5543 (merge_equiv_classes): Use above function to remove pseudo-registers.
5544 (invalidate): Likewise.
5546 2008-01-13 Richard Guenther <rguenther@suse.de>
5549 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5550 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5552 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5554 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5555 validate_change to unshare the source of the PC set.
5557 2008-01-12 Jan Hubicka <jh@suse.cz>
5560 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5561 references above array bounds. This might trigger bounds checks for
5564 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5566 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5567 new_replaceable_dependencies.
5569 2008-01-12 Doug Kwan <dougkwan@google.com>
5571 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5572 instead of OPT_Wreturn_type in warning due to ignored return type
5574 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5575 options included in -Wextra.
5576 * c.opt: New option -Wignored_qualifiers.
5577 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5578 -Wignore_qualifiers.
5579 (-Wignored-qualifiers): Document.
5580 (-Wreturn-type): Remove description of functionality now handled
5581 by -Wignored-qualifiers.
5583 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5586 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5587 NOP_EXPR if it is between integral types with the same precision.
5589 2008-01-12 Jan Hubicka <jh@suse.cz>
5592 * invoke.texi (max-inline-recursive-depth): Fix default value.
5594 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5596 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5599 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5601 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5603 2008-01-11 James E. Wilson <wilson@specifix.com>
5606 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5608 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5610 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5611 save/restore frame pointer register and don't use 'call-prologues'
5612 optimization in function with "OS_task" attribute.
5614 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5617 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5618 when copying to memory.
5620 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5622 PR rtl-optimization/30905
5623 * cfgcleanup.c: Include dce.h
5624 (crossjumps_occured): New global variable.
5625 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5626 If something changed, set crossjumps_occured to true.
5627 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5628 Don't add/remove fake edges to exit here...
5629 (cleanup_cfg): ...but do it here, when crossjumping.
5630 Run a fast DCE when successful crossjumps occured in the latest
5631 iteration of try_optimize_cfg.
5633 2008-01-11 Richard Guenther <rguenther@suse.de>
5635 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5636 (struct vn_unary_op_s): Likewise.
5637 (vn_reference_insert): Free old reference on hash collision.
5639 2008-01-10 Raksit Ashok <raksit@google.com>
5641 PR rtl-optimization/27971
5642 * combine.c (find_split_point): Split PLUS expressions which are
5643 inside a MEM rtx, and whose first operand is complex.
5645 2008-01-10 DJ Delorie <dj@redhat.com>
5647 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5648 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5649 (m32c_hard_regno_ok): Call the underlying function.
5651 2008-01-10 Richard Guenther <rguenther@suse.de>
5654 * tree-cfg.c (tree_merge_blocks): Do not go through the
5655 full-blown folding and stmt updating path if we just deal
5656 with virtual operands.
5657 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5658 test for abnormal SSA_NAMEs.
5660 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5663 * reload.c (push_reload): Add assertions. All constants from
5664 reg_equiv_constant should have been used for replacing the respective
5666 (find_reloads_address): Invoke find_reloads_address_part for
5667 constant taken from the reg_equiv_constant array.
5669 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5671 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5672 field (valnum) the first in the struct. Replace bools with
5675 2008-01-10 Richard Guenther <rguenther@suse.de>
5677 PR tree-optimization/34651
5678 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5679 types and ordering for masking and converting.
5681 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5683 PR tree-optimization/34017
5684 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5685 also for PHI_NODE expressions.
5687 2008-01-09 Jan Hubicka <jh@suse.cz>
5689 PR tree-optimization/34708
5690 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5691 based on number of case labels.
5692 (init_inline_once): Remove switch_cost.
5693 * tree-inline.h (eni_weights_d): Remove switch_cost.
5695 2008-01-09 Richard Guenther <rguenther@suse.de>
5696 Andrew Pinski <andrew_pinski@playstation.sony.com>
5699 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5700 temporary if an rvalue is ok or an lvalue is not required.
5702 2008-01-09 Richard Guenther <rguenther@suse.de>
5705 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5708 2008-01-09 Richard Guenther <rguenther@suse.de>
5711 * tree.c (host_integerp): Check for sizetype only if the
5712 type is an integer type.
5714 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5717 * opts.c (decode_options): Disable inlining of functions called
5718 once if not in unit-at-a-time mode.
5720 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5722 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5724 2008-01-08 Richard Guenther <rguenther@suse.de>
5727 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5728 out early if the result will be unused.
5730 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5735 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5739 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5741 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5742 for vectorization tuned.
5744 2008-01-08 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/34683
5747 * tree-ssa-operands.c (operand_build_cmp): Export.
5748 * tree-ssa-operands.h (operand_build_cmp): Declare.
5749 * tree-vn.c (vuses_compare): Remove.
5750 (sort_vuses): Use operand_build_cmp.
5751 (sort_vuses_heap): Likewise.
5752 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5753 to re-use old VEC if available. Do not sort already sorted VUSEs.
5754 (vdefs_to_vec): Do not sort already sorted VDEFs.
5756 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5759 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5761 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5764 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5765 limitations of reciprocal sequences on x86 targets.
5767 2008-01-08 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/34683
5770 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5772 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5775 * config/darwin.c (darwin_mergeable_string_section): Don't use
5776 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5778 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5782 negxf2. Macroize expander using X87MODEF mode iterator. Change
5783 predicates of op0 and op1 to register_operand.
5784 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5785 expander using X87MODEF mode iterator. Change predicates of
5786 op0 and op1 to register_operand.
5787 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5788 corresponding patterns and macroize using MODEF macro. Change
5789 predicates of op0 and op1 to register_operand and remove
5790 "m" constraint. Disparage "r" alternative with "!".
5791 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5792 macroize using X87MODEF macro. Change predicates of op0 and op1
5793 to register_operand and remove "m" constraint. Disparage "r"
5794 alternative with "!".
5795 (absneg splitter with memory operands): Remove.
5796 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5797 patterns and macroize using X87MODEF mode iterator.
5798 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5799 Change predicate of op1 to register_operand.
5800 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5801 for memory operands.
5803 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5805 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5807 2008-01-07 Richard Guenther <rguenther@suse.de>
5809 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5812 2008-01-07 Richard Guenther <rguenther@suse.de>
5814 PR tree-optimization/34683
5815 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5816 VOPs of the needed size to save memory. Use VEC_quick_push
5817 to save compile-time.
5818 (vdefs_to_vec): Likewise.
5820 2008-01-07 Sa Liu <saliu@de.ibm.com>
5822 * config/spu/spu.md (divdf3): Genetate inline code for double
5823 division. The implementation doesn't handle INF or NAN, therefore it
5824 only applies when -ffinite-math-only is given.
5826 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5829 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5830 * doc/cpp.texi ([Common Predefined Macros]): Document.
5832 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5834 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5835 order to use commutative addition instead of subtraction.
5837 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5838 Mircea Namolaru <namolaru@il.ibm.com>
5839 Vladimir Yanovsky <yanov@il.ibm.com>
5840 Revital Eres <eres@il.ibm.com>
5842 PR tree-optimization/34263
5843 * tree-outof-ssa.c (process_single_block_loop_latch,
5844 contains_tree_r): New functions.
5845 (analyze_edges_for_bb): Call process_single_block_loop_latch
5846 function to empty single-basic-block latch block if possible.
5848 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5852 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5854 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5856 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5858 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5860 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5862 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5864 PR tree-optimization/34618
5865 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5868 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5871 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5872 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5873 Update copyright year.
5875 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5876 Update copyright year.
5877 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5880 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5882 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5883 edge does not point to current bb before changing need_assert.
5885 2008-01-04 Richard Guenther <rguenther@suse.de>
5888 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5889 for verifying purposes if they are is_gimple_min_invariant.
5891 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5893 PR tree-optimization/34448
5894 PR tree-optimization/34465
5895 * gimplify.c (gimplify_init_constructor): Add new parameter
5896 notify_temp_creation. Use it.
5897 (gimplify_modify_expr_rhs): Take volatiles into account when
5898 optimizing constructors.
5899 Do not optimize constructors if gimplify_init_constructor will dump to
5901 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5902 * gcc.c-torture/compile/pr34448.c: New.
5904 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5906 PR gcov-profile/34609
5907 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5908 return_slot if result is TREE_ADDRESSABLE.
5910 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5912 * config/mips/mips.md (sqrt_condition): Tweak comment.
5913 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5915 2008-01-03 Tom Tromey <tromey@redhat.com>
5918 * c-common.c (c_type_hash): Handle VLAs.
5920 2008-01-03 Jan Hubicka <jh@suse.cz>
5922 PR tree-optimization/31081
5923 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5924 0 when inlining and not inlining to first basic block.
5925 (remap_decl): When var is initialized to 0, don't set default_def.
5926 (expand_call_inline): Set entry_bb.
5927 * tree-inline.h (copy_body_data): Add entry_bb.
5929 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5932 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5935 PR tree-optimization/29484
5936 * tree-inline.c (inline_forbidden_p_2): New function.
5937 (inline_forbidden_p): Disallow inlining if some static var
5938 has an address of a local LABEL_DECL in its initializer.
5939 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5942 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5944 PR tree-optimization/34635
5945 * tree-data-ref.c (add_other_self_distances): Make sure that the
5946 evolution step is constant.
5948 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5951 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5953 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5955 * tree-sra.c (scalarize_init): Insert the generate_element_init
5956 statements after the generate_element_zero statements.
5958 2008-01-02 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5963 for very large number of operands instead of ICEing.
5965 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5968 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5969 while stack probing.
5971 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5973 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5976 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5979 * tree-mudflap.c (mx_register_decls): Guard warning by
5980 !DECL_ARTIFICIAL check.
5982 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5984 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5985 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5986 sse5_perm<mode>): Fix constraints.