1 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3 * config/frv/constraints.md: New file.
4 * config/frv/predicates.md: Include it.
5 * config/frv/frv.c (reg_class_from_letter): Delete.
6 (frv_option_override): Don't initialize it.
7 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
8 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
9 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
11 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
12 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
14 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
15 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
16 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
17 (REG_CLASS_FROM_CONSTRAINT): Delete.
19 2011-02-15 Jakub Jelinek <jakub@redhat.com>
22 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
23 if frame size is 0 in a leaf function.
25 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28 * config/alpha/host-osf.c: New file.
29 * config/alpha/x-osf: New file.
30 * config.host (alpha*-dec-osf*): Use it.
32 2011-02-14 Anatoly Sokolov <aesok@post.ru>
34 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
35 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
36 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
37 (rx_mode_dependent_address_p): ...this. Make static. Change argument
39 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
41 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
43 * config/stormy16/constraints.md: New file.
44 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
45 Use satisfies_constraint_Q and satisfies_constraint_R.
46 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
48 (xstormy16_legitiamte_address_p): Declare.
49 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
50 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
51 (EXTRA_CONSTRAINT): Delete.
52 * config/stormy16/stormy16.c (xstormy16_legitiamte_address_p):
54 (xstormy16_extra_constraint_p): Delete.
56 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
58 PR tree-optimization/46494
59 * loop-unroll.c (split_edge_and_insert): Adjust comment.
60 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
61 (pass_rtl_loop_done): Add TODO_verify_flow.
62 * fwprop.c (pass_rtl_fwprop): Likewise.
63 * modulo-sched.c (pass_sms): Likewise.
64 * tree-ssa-dom.c (pass_dominator): Likewise.
65 * tree-ssa-loop-ch.c (pass_ch): Likewise.
66 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
67 (pass_tree_loop_done): Likewise.
68 * tree-ssa-pre.c (execute_pre): Likewise.
69 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
70 * tree-ssa-sink.c (pass_sink_code): Likewise.
71 * tree-vrp.c (pass_vrp): Likewise.
73 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
75 * config/v850/constraints.md: New file.
76 * config/v850/v850.md: Include it.
77 * config/v850/predicates.md (reg_or_0_operand): Use
78 satisfies_constraint_G.
79 (special_symbolref_operand): Use satisfies_constraint_K.
80 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
81 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
82 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
83 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
84 (EXTRA_CONSTRAINT): Delete.
85 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
86 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
87 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
89 2011-02-14 Anatoly Sokolov <aesok@post.ru>
92 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
95 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
97 * config/mcore/constraints.md: New file.
98 * config/mcore/mcore.md: Include it.
99 * config/mcore/mcore.c (reg_class_from_letter): Delete.
100 * config/mcore/mcore.h (reg_class_from_letter): Delete.
101 (REG_CLASS_FROM_LETTER): Delete.
102 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
103 insn_const_int_ok_for_constraint.
104 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
105 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
106 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
107 (EXTRA_CONSTRAINT): Delete.
109 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
112 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
113 (IS_SIGHANDLER): Define.
114 (sparc64_is_sighandler): New function, split off from
115 sparc64_fallback_frame_state.
116 (sparc_is_sighandler): New function, split off from
117 sparc_fallback_frame_state.
118 (sparc64_fallback_frame_state): Merge with ...
119 (sparc_fallback_frame_state): ... this into ...
120 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
121 Change new_cfa to long.
122 Remove regs_off, fpu_save_off, fpu_save.
123 Define nframes, mctx.
124 Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of
127 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
129 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
132 2011-02-14 Andriy Gapon <avg@freebsd.org>
135 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
137 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
139 * configure: Regenerate.
141 2011-02-12 Joseph Myers <joseph@codesourcery.com>
144 * gcc.c (asm_options): Correct spec matching --target-help.
146 2011-02-12 Martin Jambor <mjambor@suse.cz>
148 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
149 to gimple call error.
151 2011-02-12 Mike Stump <mikestump@comcast.net>
153 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
154 comments in backslash regions.
156 2011-02-12 Mike Stump <mikestump@comcast.net>
157 Jakub Jelinek <jakub@redhat.com>
158 Iain Sandoe <iains@gcc.gnu.org>
161 * dwarf2out.c (output_cfa_loc): When required, apply the
162 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
163 (output_loc_sequence): Likewise.
164 (output_loc_operands_raw): Likewise.
165 (output_loc_sequence_raw): Likewise.
166 (output_cfa_loc): Likewise.
167 (output_loc_list): Suppress register number adjustment when
168 calling output_loc_sequence()
169 (output_die): Likewise.
171 2011-02-12 Anatoly Sokolov <aesok@post.ru>
173 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
175 * config/xtensa/xtensa.c (xtensa_register_move_cost,
176 xtensa_memory_move_cost): New functions.
177 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
179 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
182 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
183 in the current directory.
184 * configure: Rebuilt.
186 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
188 * config/darwin.c (darwin_override_options): Add a hunk missed
189 from the commit of r168571. Trim comment line lengths and
190 correct indents of the preceding block.
192 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
194 * gcc.c (driver_handle_option): Concatenate the argument to -F with
197 2011-02-11 Joseph Myers <joseph@codesourcery.com>
199 * common.opt (nostartfiles): New Driver option.
201 2011-02-11 Xinliang David Li <davidxl@google.com>
203 PR tree-optimization/47707
204 * tree-chrec.c (convert_affine_scev): Keep type precision.
206 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
208 PR tree-optimization/47420
209 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
211 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
213 PR rtl-optimization/47614
214 * rtl.h (check_for_inc_dec): Declare.
215 * dse.c (check_for_inc_dec): Externalize...
216 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
217 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
219 2011-02-11 Joseph Myers <joseph@codesourcery.com>
222 * gcc.c (main): Do not compile inputs if there were errors in
224 * opts-common.c (read_cmdline_option): Check for wrong language
225 after other error checks.
227 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
229 * cgraph.c: Fix comment typos.
230 * cgraph.h: Likewise.
231 * cgraphunit.c: Likewise.
232 * ipa-cp.c: Likewise.
233 * ipa-inline.c: Likewise.
234 * ipa-prop.c: Likewise.
235 * ipa-pure-const.c: Likewise.
236 * ipa-ref.c: Likewise.
237 * ipa-reference.c: Likewise.
239 2011-02-11 Jakub Jelinek <jakub@redhat.com>
242 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
244 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
247 * doc/sourcebuild.texi (Require Support): Document
248 dg-require-ascii-locale.
250 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
252 * doc/lto.texi (Write summary): Fix missing parentheses.
254 2011-02-10 DJ Delorie <dj@redhat.com>
256 * config/m32c/m32c.c (m32c_option_override): Disable
257 -fcombine-stack-adjustments until flag value tracking and compare
258 optimization can be rewritten.
260 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
262 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
264 (PROCESSOR_DEFAULT64): Likewise.
266 2011-02-10 Richard Henderson <rth@redhat.com>
268 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
269 change from 2011-02-03.
270 * config/rx/rx.c (flags_from_code): Likewise.
271 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
272 is valid, n/pz otherwise.
273 (rx_select_cc_mode): Return CCmode if Y is not zero.
275 2011-02-10 Richard Guenther <rguenther@suse.de>
277 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
279 2011-02-10 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/47677
282 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
284 2011-02-10 Jakub Jelinek <jakub@redhat.com>
287 * combine.c (make_compound_operation): Only change shifts into
288 multiplication for SCALAR_INT_MODE_P.
290 2011-02-10 Jie Zhang <jie@codesourcery.com>
294 2011-02-05 Jie Zhang <jie@codesourcery.com>
296 * web.c (entry_register): Don't clobber the number of the
297 first uninitialized reference in used[].
299 2011-02-09 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/47664
302 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
305 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
309 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
311 (PROCESSOR_DEFAULT64): Same.
312 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
314 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
316 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
318 2011-02-09 Martin Jambor <mjambor@suse.cz>
321 * tree-sra.c (struct access): New flags grp_scalar_read and
322 grp_scalar_write. Changed description of assignment read and write
324 (dump_access): Dump new flags, reorder all of them.
325 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
326 to detect multiple scalar reads.
327 (analyze_access_subtree): Use the new scalar read write flags instead
328 of the old flags. Adjusted comments.
330 2011-02-08 DJ Delorie <dj@redhat.com>
333 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
336 2011-02-08 Joseph Myers <joseph@codesourcery.com>
338 * config/m68k/uclinux.opt: New.
339 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
341 2011-02-08 Joseph Myers <joseph@codesourcery.com>
343 * config/cris/elf.opt (sim): New Driver option.
345 2011-02-08 Joseph Myers <joseph@codesourcery.com>
347 * config/xtensa/elf.opt: New.
348 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
350 2011-02-08 Joseph Myers <joseph@codesourcery.com>
352 * config/vax/elf.opt: New.
353 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
355 2011-02-08 Joseph Myers <joseph@codesourcery.com>
357 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
359 2011-02-08 Joseph Myers <joseph@codesourcery.com>
361 * config/gnu-user.opt: New.
362 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
363 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
364 *-*-uclinux*): Use gnu-user.opt.
366 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
368 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
369 * config/i386/gnu.h (CPP_SPEC): Likewise.
371 2011-02-08 Ian Lance Taylor <iant@google.com>
373 * common.opt (fcx-limited-range): Add SetByCombined flag.
374 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
375 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
376 (fassociative-math, freciprocal-math): Likewise.
377 (funsafe-math-optimizations): Likewise.
378 * opth-gen.awk: Handle SetByCombined.
379 * optc-gen.awk: Likewise.
380 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
381 (set_unsafe_math_optimizations_flags): Likewise.
382 * doc/options.texi (Option properties): Document SetByCombined.
384 2011-02-08 Joseph Myers <joseph@codesourcery.com>
386 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
387 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
388 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
389 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
390 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
392 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
394 PR tree-optimization/46834
395 PR tree-optimization/46994
396 PR tree-optimization/46995
397 * graphite-sese-to-poly.c (used_outside_reduction): New.
398 (detect_commutative_reduction): Call used_outside_reduction.
399 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
400 translate_scalar_reduction_to_array only when at least one
401 loop-phi/close-phi tuple has been detected.
403 2011-02-08 Richard Guenther <rguenther@suse.de>
406 * tree-vect-generic.c (expand_vector_operations_1): Update
408 (expand_vector_operations): ... not here. Cleanup EH info
409 and the CFG if required.
411 2011-02-08 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/47641
414 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
415 require type compatibility.
417 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
419 * gimple-low.c (lower_function_body): Don't remove the location of
420 the return statement here.
421 (lower_gimple_return): Do it here instead but only if the return
422 statement is actually used twice.
424 2011-02-08 Richard Guenther <rguenther@suse.de>
426 PR tree-optimization/47632
427 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
428 unused up_to_stmt parameter, return whether cfg-cleanup is
429 necessary, remove EH info properly.
430 (forward_propagate_into_gimple_cond): Adjust caller.
431 (forward_propagate_into_cond): Likewise.
432 (forward_propagate_comparison): Likewise.
433 (tree_ssa_forward_propagate_single_use_vars): Make
434 forward_propagate_comparison case similar to the two others.
436 2011-02-08 Nick Clifton <nickc@redhat.com>
438 * config/mn10300/mn10300.opt (mliw): New command line option.
439 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
440 (liw_bundling): New automaton.
441 (liw): New attribute.
442 (liw_op): New attribute.
443 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
444 (movsi_internal): Add LIW attributes.
448 (addsi3): Separate register and immediate alternatives.
456 * config/mn10300/mn10300.c (liw_op_names): New
457 (mn10300_print_operand): Handle 'W' operand descriptor.
458 (extract_bundle): New function.
459 (check_liw_constraints): New function.
460 (liw_candidate): New function.
461 (mn10300_bundle_liw): New function.
462 (mn10300_reorg): New function.
463 (TARGET_MACHINE_DEPENDENT_REORG): Define.
464 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
465 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
466 __LIW__ or __NO_LIW__.
467 * doc/invoke.texi: Describe the -mliw command line option.
469 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
471 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
472 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
473 pthread_mutex_unlock): Remove.
474 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
475 * config/pa/t-pa64: Likewise.
476 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
477 shared libc if not linking against libpthread.
478 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
480 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
483 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
484 on 10.6 and later to ensure that we always use the unwinder from
485 the system. Only add -no_compact_unwind when tarteting darwin
488 2011-02-07 Steve Ellcey <sje@cup.hp.com>
491 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
492 (vec_interleave_lowv2sf): Ditto.
493 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
494 (vec_extract_oddv2sf): Ditto.
496 2011-02-07 Mike Stump <mikestump@comcast.net>
499 Add __ieee_divdc3 entry point.
500 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
502 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
503 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
504 * config/darwin.c (darwin_rename_builtins): Add.
505 * config/darwin-protos.h (darwin_rename_builtins): Add.
507 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
510 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
513 2011-02-07 Mike Stump <mikestump@comcast.net>
515 * config/darwin.opt (mmacosx-version-min): Update default OS version.
517 2011-02-07 Denis Chertykov <chertykov@gmail.com>
520 * config/avr/libgcc.S (exit): Move .endfunc
522 2011-02-07 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/47615
525 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
526 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
527 (run_scc_vn): Initialize it.
528 (visit_reference_op_load): Use it.
529 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
531 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
533 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
534 DImode trapping arithmetic libfuncs.
536 2011-02-07 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/47621
539 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
541 (execute_update_addresses_taken): ... here. Make it more
542 conservative in what we accept.
544 2011-02-06 Joseph Myers <joseph@codesourcery.com>
546 * config/sparc/freebsd.h (ASM_SPEC): Define.
547 * config/sparc/vxworks.h (ASM_SPEC): Define.
549 2011-02-06 Joseph Myers <joseph@codesourcery.com>
551 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
553 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
555 * doc/invoke.texi: Remove reference to compiler internals from
558 * reg-notes.def: Remove REG_VALUE_PROFILE.
559 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
561 2011-02-05 Jakub Jelinek <jakub@redhat.com>
564 * varasm.c (default_section_type_flags): If decl is NULL,
565 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
567 2011-02-05 Jie Zhang <jie@codesourcery.com>
570 * web.c (entry_register): Don't clobber the number of the
571 first uninitialized reference in used[].
573 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
575 PR tree-optimization/46194
576 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
577 (build_classic_dist_vector_1): Do not represent classic distance
578 vectors when the access functions are variating in different loops.
580 2011-02-04 Joseph Myers <joseph@codesourcery.com>
582 * config/mips/iris6.opt: New.
583 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
585 2011-02-04 Richard Henderson <rth@redhat.com>
586 Steve Ellcey <sje@cup.hp.com>
589 * config/ia64/predicates.md (mux1_brcst_element): New.
590 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
591 * config/ia64/ia64.c (ia64_unpack_assemble): New.
592 (ia64_unpack_sign): New.
593 (ia64_expand_unpack): Rewrite using new routines.
594 (ia64_expand_widen_sum): Ditto.
595 (ia64_expand_dot_prod_v8qi): Ditto.
596 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
597 routines, add endian check.
598 (pmpy2_even): Rename from pmpy2_r, add endian check.
599 (pmpy2_odd): Rename from pmpy2_l, add endian check.
600 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
601 (vec_widen_smult_hi_v4hi): Ditto.
602 (vec_widen_umult_lo_v4hi): Ditto.
603 (vec_widen_umult_hi_v4hi): Ditto.
604 (mulv2si3): Change endian checks.
605 (sdot_prodv4hi): Rewrite with new calls.
606 (udot_prodv4hi): New.
607 (vec_pack_ssat_v4hi): Add endian check.
608 (vec_pack_usat_v4hi): Ditto.
609 (vec_pack_ssat_v2si): Ditto.
610 (max1_even): Rename from max1_r, add endian check.
611 (max1_odd): Rename from max1_l, add endian check.
612 (*mux1_rev): Format change.
616 (*mux1_brcst_v8qi): Use new predicate.
617 (vec_extract_evenv8qi): Remove endian check.
618 (vec_extract_oddv8qi): Ditto.
619 (vec_interleave_lowv4hi): Format change.
620 (vec_interleave_highv4hi): Ditto.
621 (mix2_even): Rename from mix2_r, add endian check.
622 (mix2_odd): Rename from mux2_l, add endian check.
623 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
624 (vec_extract_evenodd_helper): Format change.
625 (vec_extract_evenv4hi): Remove endian check.
626 (vec_extract_oddv4hi): Remove endian check.
627 (vec_interleave_lowv2si): Format change.
628 (vec_interleave_highv2si): Format change.
629 (vec_initv2si): Remove endian check.
630 (vecinit_v2si): Add endian check.
631 (reduc_splus_v2sf): Add endian check.
632 (reduc_smax_v2sf): Ditto.
633 (reduc_smin_v2sf): Ditto.
634 (vec_initv2sf): Remove endian check.
635 (fpack): Add endian check.
636 (fswap): Add endian check.
637 (vec_interleave_highv2sf): Add endian check.
638 (vec_interleave_lowv2sf): Add endian check.
639 (fmix_lr): Add endian check.
640 (vec_setv2sf): Format change.
641 (*vec_extractv2sf_0_be): Use shift to extract operand.
642 (*vec_extractv2sf_1_be): New.
643 (vec_pack_trunc_v4hi): Add endian check.
644 (vec_pack_trunc_v2si): Format change.
646 2011-02-04 Jakub Jelinek <jakub@redhat.com>
649 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
650 do bb, locus and block comparison and disallow loads if it is not set.
651 (stmt_is_replaceable_p): New function.
652 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
654 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
655 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
657 * tree-flow.h (stmt_is_replaceable_p): New prototype.
659 2011-02-04 Joseph Myers <joseph@codesourcery.com>
661 * config/rs6000/xilinx.opt: New.
662 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
664 2011-02-04 Joseph Myers <joseph@codesourcery.com>
666 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
668 2011-02-03 Anatoly Sokolov <aesok@post.ru>
670 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
671 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
672 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
673 secondary_reload_info, xtensa_secondary_reload): Remove.
674 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
675 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
676 (xtensa_preferred_reload_class): Make static. Change return and
677 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
678 Use CONST_DOUBLE_P predicate.
679 (xtensa_preferred_output_reload_class): New function.
680 (xtensa_secondary_reload): Make static.
682 2011-02-03 Joseph Myers <joseph@codesourcery.com>
684 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
685 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
686 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
688 2011-02-03 Jakub Jelinek <jakub@redhat.com>
691 * output.h (SECTION_RELRO): Define.
692 (SECTION_MACH_DEP): Adjust.
693 (get_variable_section): New prototype.
694 * varpool.c (varpool_finalize_named_section_flags): New function.
695 (varpool_assemble_pending_decls): Call it.
696 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
697 * cgraphunit.c (cgraph_output_in_order): Call
698 varpool_finalize_named_section_flags.
699 * varasm.c (get_section): Allow section flags conflicts between
700 relro and read-only sections if the section hasn't been declared yet.
701 Set SECTION_OVERRIDE after diagnosing section type conflict.
702 (get_variable_section): No longer static.
703 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
704 readonly sections that need relocations.
705 (decl_readonly_section_1): New function.
706 (decl_readonly_section): Use it.
709 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
710 Steve Ellcey <sje@cup.hp.com>
713 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
714 if section attribute used.
716 2011-02-03 Jakub Jelinek <jakub@redhat.com>
718 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
719 * config/darwin.c (SECTION_NO_ANCHOR): Define.
720 (darwin_init_sections): Remove assertion.
722 2011-02-03 Nick Clifton <nickc@redhat.com>
724 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
726 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
727 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
728 instead of "n" and "pz".
729 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
732 2011-02-03 Jakub Jelinek <jakub@redhat.com>
735 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
736 fma, expand FMA_EXPR as fma{,f,l} call.
739 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
740 copy them into a unsigned char variable and pass address of it to
741 lto_output_data_stream.
744 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
745 around backend_init_target and lang_dependent_init_target calls.
746 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
747 (verify_cgraph_node): Don't call set_cfun here. Use
748 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
749 Set error_found for incorrectly represented calls to thunks.
751 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
754 PR rtl-optimization/43494
755 * rtl.h (for_each_inc_dec_fn): New type.
756 (for_each_inc_dec): Declare.
757 * rtlanal.c (struct for_each_inc_dec_ops): New type.
758 (for_each_inc_dec_find_inc_dec): New fn.
759 (for_each_inc_dec_find_mem): New fn.
760 (for_each_inc_dec): New fn.
761 * dse.c (struct insn_size): Remove.
762 (replace_inc_dec, replace_inc_dec_mem): Remove.
763 (emit_inc_dec_insn_before): New fn.
764 (check_for_inc_dec): Use it, along with for_each_inc_dec.
765 (canon_address): Pass mem modes to cselib_lookup.
766 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
767 (cselib_lookup_from_insn): Likewise.
768 (cselib_subst_to_values): Likewise.
769 * cselib.c (find_slot_memmode): New var.
770 (cselib_find_slot): New fn. Use it instead of
771 htab_find_slot_with_hash everywhere.
772 (entry_and_rtx_equal_p): Use find_slot_memmode.
773 (autoinc_split): New fn.
774 (rtx_equal_for_cselib_p): Rename and implement in terms of...
775 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
776 Deal with autoinc. Special-case recursion into MEMs.
777 (cselib_hash_rtx): Likewise.
778 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
779 address and MEM modes.
780 (cselib_subst_to_values): Add memmode, pass it on.
782 (cselib_lookup): Add memmode argument, pass it on.
783 (cselib_lookup_from_insn): Add memmode.
784 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
785 (struct cselib_record_autoinc_data): New.
786 (cselib_record_autoinc_cb): New fn.
787 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
788 mode to cselib_lookup. Reset autoinced REGs here instead of...
789 (cselib_process_insn): ... here.
790 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
792 (add_uses): Likewise, also to cselib_subst_to_values.
793 (add_stores): Likewise.
794 * sched-deps.c (add_insn_mem_dependence): Pass mode to
795 cselib_subst_to_values.
796 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
797 * gcse.c (do_local_cprop): Adjusted.
798 * postreload.c (reload_cse_simplify_set): Adjusted.
799 (reload_cse_simplify_operands): Adjusted.
800 * sel-sched-dump (debug_mem_addr_value): Pass mode.
802 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
804 PR tree-optimization/45122
805 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
806 unsafe assumptions when there's more than one loop exit.
808 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
811 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
812 Document using vector double with the load/store builtins, and
813 that the load/store builtins always use Altivec instructions.
815 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
816 to use altivec memory instructions, even on VSX.
817 (vector_altivec_store_<mode>): Ditto.
819 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
822 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
823 V2DF, V2DI support to load/store overloaded builtins.
825 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
826 altivec load/store builtins for V2DF/V2DI types.
828 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
829 set avoid indexed addresses on power6 if -maltivec.
830 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
831 vector_altivec_load/vector_altivec_store builtins.
832 (altivec_expand_st_builtin): Ditto.
833 (altivec_expand_builtin): Add VSX memory builtins.
834 (rs6000_init_builtins): Add V2DI types to internal types.
835 (altivec_init_builtins): Add support for V2DF/V2DI altivec
837 (rs6000_address_for_altivec): Insure memory address is appropriate
840 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
841 vec_vsx_ld and vec_vsx_st.
842 (vsx_store_<mode>): Ditto.
844 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
845 variables to hold long long types for VSX vector memory builtins.
846 (RS6000_BTI_unsigned_long_long): Ditto.
847 (long_long_integer_type_internal_node): Ditti.
848 (long_long_unsigned_type_internal_node): Ditti.
850 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
851 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
852 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
854 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
858 2011-02-02 Joseph Myers <joseph@codesourcery.com>
860 * config/pa/pa-hpux10.opt: New.
861 * config/hpux11.opt (pthread): New Driver option.
862 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
863 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
865 2011-02-02 Joseph Myers <joseph@codesourcery.com>
867 * config/ia64/vms.opt: New.
868 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
870 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
873 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
874 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
876 (vsx_floatuns<VSi><mode>2): Ditto.
877 (vsx_fix_trunc<mode><VSi>2): Ditto.
878 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
880 2011-02-02 Joseph Myers <joseph@codesourcery.com>
882 * config/i386/djgpp.opt (posix): New Driver option.
884 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
886 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
887 Move to the unsupported targets list.
889 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
891 PR rtl-optimization/47525
892 * df-scan.c: Update copyright years.
893 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
894 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
896 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
898 * config/i386/sysv4.h (TARGET_VERSION): Remove.
899 (SUBTARGET_RETURN_IN_MEMORY): Remove.
900 (ASM_OUTPUT_ASCII): Remove.
901 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
903 2011-02-02 Jeff Law <law@redhat.com>
906 * reload.c (find_reloads_address): Handle reg+d address where both
907 components are invalid by reloading the entire address.
909 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
910 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/40979
914 * passes.c (init_optimization_passes): After LIM call copy_prop
916 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
918 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
920 PR tree-optimization/47576
921 PR tree-optimization/47555
922 * doc/invoke.texi (scev-max-expr-complexity): Documented.
923 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
924 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
925 * tree-scalar-evolution.c (follow_ssa_edge): Use
926 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
928 2011-02-02 Richard Guenther <rguenther@suse.de>
930 PR tree-optimization/47566
931 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
933 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
937 * tree-inline.c (declare_return_variable): Remove unused caller
942 * tree-flow-inline.h (clear_is_used, is_used_p): New.
943 * cfgexpand.c (account_used_vars_for_block): Use them.
944 * tree-nrv.c (tree_nrv): Likewise.
945 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
946 (dump_scope_block): Likewise.
947 (remove_unused_locals): Likewise.
951 * tree-inline.c (declare_return_variable): Add result decl to
952 local decls only once.
953 * gimple-low.c (record_vars_into): Mark newly-created variables
956 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
962 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
964 (no_real_insns_p, schedule_block, set_priorities): Drop special
965 treatment of boundary debug insns.
966 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
967 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
968 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
969 (BOUNDARY_DEBUG_INSN_P): Likewise.
970 (SCHEDULE_DEBUG_INSN_P): Likewise.
971 * sched-rgn.c (init_ready_list): Drop special treatment of
972 boundary debug insns.
973 * final.c (rest_of_clean_state): Clear notes' BB.
975 2011-02-01 Joseph Myers <joseph@codesourcery.com>
977 * config/openbsd.opt (assert=): New Driver option.
979 2011-02-01 Joseph Myers <joseph@codesourcery.com>
981 * config/i386/nto.opt: New.
982 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
984 2011-02-01 Joseph Myers <joseph@codesourcery.com>
986 * config/i386/netware.opt: New.
987 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
989 2011-02-01 Joseph Myers <joseph@codesourcery.com>
991 * config/interix.opt (posix): New Driver option.
993 2011-02-01 DJ Delorie <dj@redhat.com>
995 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
997 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1000 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1002 PR tree-optimization/47561
1003 * toplev.c (process_options): Print the Graphite flags. Add
1004 flag_loop_flatten to the list of options requiring Graphite.
1006 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1008 * config/i386/cygming.opt (posix): New Driver option.
1010 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1012 * config/arm/vxworks.opt: New.
1013 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1015 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1017 * config/alpha/elf.opt: New.
1018 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1019 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1021 2011-02-01 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/47559
1024 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1025 store-motion on references that can throw.
1027 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1029 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1030 * tree-pass.h (TDF_CSELIB): New macro.
1031 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1032 cselib_lookup): Check for it rather than for TDF_DETAILS.
1034 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1037 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1040 * opts.c (finish_options): Don't add x_aux_base_name if it is
1043 2011-02-01 Richard Guenther <rguenther@suse.de>
1045 PR tree-optimization/47555
1047 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1049 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1051 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1054 * config/lm32/t-lm32: Add multilib for all CPU options.
1056 2011-02-01 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/47541
1059 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1060 sure to have a field at offset zero.
1062 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1064 * config/arc/arc.opt (EB, EL): New Driver options.
1066 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1068 * config/alpha/osf5.opt: New.
1069 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1071 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1073 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1075 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1077 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1079 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1080 is an alias of -floop-interchange and that it requires the
1081 Graphite infrastructure.
1082 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1083 flag_loop_interchange based on the value of flag_tree_loop_linear.
1085 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1086 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/47538
1089 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1090 type instead of r1type, except for comparisons. For right
1091 shifts and comparisons punt if there are mismatches in
1092 sizetype vs. non-sizetype types.
1094 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1096 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1099 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1103 * configure: Regenerate.
1105 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1107 * configure.ac (gcc_cv_ld_static_option): Define.
1108 (gcc_cv_ld_dynamic_option): Define.
1109 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1111 (HAVE_LD_STATIC_DYNAMIC): Update message.
1112 (LD_STATIC_OPTION): Define.
1113 (LD_DYNAMIC_OPTION): Define.
1114 * configure: Regenerate.
1115 * config.in: Regenerate.
1116 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1117 HAVE_LD_STATIC_DYNAMIC]: Use them.
1119 2011-01-31 Nick Clifton <nickc@redhat.com>
1121 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1122 registers inside interrupt handlers if the handler is not a leaf
1125 2011-01-31 Nick Clifton <nickc@redhat.com>
1127 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1128 reg_renumber returning an INVALID_REGNUM.
1130 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1133 * doc/install.texi: Document host options discarded when cross
1134 configuring target libraries.
1136 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1139 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1142 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1144 (no_real_insns_p, schedule_block, set_priorities): Drop special
1145 treatment of boundary debug insns.
1146 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1147 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1148 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1149 (BOUNDARY_DEBUG_INSN_P): Likewise.
1150 (SCHEDULE_DEBUG_INSN_P): Likewise.
1151 * sched-rgn.c (init_ready_list): Drop special treatment of
1152 boundary debug insns.
1153 * final.c (rest_of_clean-state): Clear notes' BB.
1155 2011-01-31 Alan Modra <amodra@gmail.com>
1157 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1158 toc relative expressions as we do in print_operand_address.
1160 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1162 * doc/extend.texi: Follow spelling conventions.
1163 * doc/invoke.texi: Fix a typo.
1165 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1167 * config/hpux11.opt: New.
1168 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1169 ia64*-*-hpux*): Use hpux11.opt.
1171 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1173 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1176 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1178 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1181 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1183 * doc/install.texi (Binaries): Remove outdated reference for
1184 Motorola 68HC11/68HC12 downloads.
1186 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1188 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1191 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1194 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1197 2011-01-28 Ahmad Sharif <asharif@google.com>
1199 * value-prof.c (check_counter): Corrected error message.
1201 2011-01-29 Jie Zhang <jie@codesourcery.com>
1203 * config/arm/arm.c (arm_legitimize_reload_address): New.
1204 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1205 arm_legitimize_reload_address.
1206 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1208 2011-01-28 Ian Lance Taylor <iant@google.com>
1210 * godump.c (go_define): Ignore macros whose definitions include
1211 two adjacent operands.
1213 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1216 * varasm.c (force_const_mem): Store copy of x in desc->constant
1217 instead of x itself.
1218 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1219 itself into REG_EQUAL note.
1221 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1223 * config/freebsd.opt (posix, rdynamic): New Driver options.
1225 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1227 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1229 * configure: Regenerate.
1231 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1233 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1234 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1236 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1238 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1239 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1240 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1241 (s390_preferred_reload_class): Make static. Change return and
1242 'rclass' argument type to reg_class_t.
1244 2011-01-27 Jan Hubicka <jh@suse.cz>
1247 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1248 (process_function_and_variable_attributes): Check defined weakrefs.
1250 2011-01-27 Martin Jambor <mjambor@suse.cz>
1252 PR tree-optimization/47228
1253 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1254 build_ref_for_offset.
1256 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1258 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1260 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1262 PR rtl-optimization/46856
1263 * postreload.c (reload_combine_recognize_const_pattern): Do not
1264 separate cc0 setter and user on cc0 targets.
1266 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1269 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1270 passed a VOID_TYPE expression, immediately emit an error and
1271 return error_mark_node.
1273 2011-01-26 Jeff Law <law@redhat.com>
1275 PR rtl-optimization/47464
1276 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1277 rather than may_trap_p as needed.
1279 2011-01-26 DJ Delorie <dj@redhat.com>
1281 PR rtl-optimization/46878
1282 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1283 setter/user dependency as well.
1285 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1287 PR rtl-optimization/44469
1288 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1289 after removing trivially dead basic blocks.
1291 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1293 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1294 * config/frv/frv.h (LINK_SPEC): Likewise.
1295 * config/i386/netware.h (LINK_SPEC): Likewise.
1296 * config/m68k/linux.h (ASM_SPEC): Likewise.
1297 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1298 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1299 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1300 * config/sparc/linux.h (ASM_SPEC): Likewise.
1301 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1302 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1304 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1306 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1307 * config/frv/frv.h (ASM_SPEC): Likewise.
1308 * config/m68k/linux.h (ASM_SPEC): Likewise.
1309 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1310 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1311 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1312 * config/sparc/linux.h (ASM_SPEC): Likewise.
1313 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1314 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1316 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1318 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1319 * config/frv/frv.h (LINK_SPEC): Likewise.
1320 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1322 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1324 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1325 * config/frv/frv.h (ASM_SPEC): Likewise.
1326 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1327 * config/m68k/linux.h (ASM_SPEC): Likewise.
1328 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1329 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1330 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1331 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1332 * config/sparc/linux.h (ASM_SPEC): Likewise.
1333 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1334 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1335 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1337 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1340 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1342 (vec_extract_evenodd_help): Ditto.
1343 (vec_extract_evenv4hi): Ditto.
1344 (vec_extract_oddv4hi): Ditto.
1345 (vec_interleave_lowv2si): Ditto.
1346 (vec_interleave_highv2si): Ditto.
1347 (vec_extract_evenv2si): Ditto.
1348 (vec_extract_oddv2si: Ditto.
1349 (vec_pack_trunc_v2si): Ditto.
1351 2011-01-22 Jan Hubicka <jh@suse.cz>
1354 * cgraph.h (cgraph_local_info): New field can_change_signature.
1355 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1356 signature can change.
1357 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1359 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1360 (cgraph_function_versioning): We can not change signature of functions
1361 that don't allow that.
1362 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1363 (lto_input_node): Likewise.
1364 * ipa-inline.c (compute_inline_parameters): Compute
1365 local.can_change_signature.
1366 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1367 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1368 functions that can not change signature.
1369 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1370 init_cumulative_args): Do not use local calling conventions
1371 for functions that can not change signature.
1373 2011-01-22 Jan Hubicka <jh@suse.cz>
1375 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1377 2011-01-26 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/47190
1380 * cgraphunit.c (process_common_attributes): New function.
1381 (process_function_and_variable_attributes): Use it.
1383 2011-01-26 Richard Guenther <rguenther@suse.de>
1386 * cgraphbuild.c (record_eh_tables): Record reference to personality
1389 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1392 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1393 non-debug insns from moving up.
1395 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1398 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1399 t-dlldir{,-x} fragment for build and add it to tmake_file.
1400 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1401 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1402 * config/i386/t-dlldir: New file.
1403 (SHLIB_DLLDIR): Define.
1404 * config/i386/t-dlldir-x: New file.
1405 (SHLIB_DLLDIR): Define.
1406 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1407 (SHLIB_INSTALL): Use it.
1409 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1412 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1413 lower bound of the allowed Thumb-2 coprocessor load/store
1414 index range to -256. Add explaining comment.
1416 2011-01-25 Ian Lance Taylor <iant@google.com>
1418 * godump.c (go_define): Improve lexing of macro expansion to only
1419 accept expressions which match Go spec.
1421 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1424 * tree.c (handle_dll_attribute): Handle it.
1425 * doc/extend.texi (@item dllexport): Mention it.
1426 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1428 2011-01-25 Ian Lance Taylor <iant@google.com>
1430 PR tree-optimization/26854
1431 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1432 (decl_jump_unsafe): Move higher in file, with no other change.
1433 (bind): Set has_jump_unsafe_decl if appropriate.
1434 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1435 (check_earlier_gotos): Likewise.
1436 (c_check_switch_jump_warnings): Likewise.
1438 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1440 * doc/invoke.texi (Warning Options): Add missing hyphen.
1441 (-fprofile-dir): Minor grammatical fixes.
1442 (-fbranch-probabilities): Likewise.
1444 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1448 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1450 (no_real_insns_p, schedule_block, set_priorities): Drop special
1451 treatment of boundary debug insns.
1452 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1453 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1454 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1455 (BOUNDARY_DEBUG_INSN_P): Likewise.
1456 (SCHEDULE_DEBUG_INSN_P): Likewise.
1457 * sched-rgn.c (init_ready_list): Drop special treatment of
1458 boundary debug insns.
1459 * final.c (rest_of_clean-state): Clear notes' BB.
1461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1463 * Makefile.in (LAMBDA_H): Removed.
1464 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1465 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1466 lambda-trans.o, and tree-loop-linear.o.
1467 (lto-symtab.o): Remove dependence on LAMBDA_H.
1468 (tree-loop-linear.o): Remove rule.
1469 (lambda-mat.o): Same.
1470 (lambda-trans.o): Same.
1471 (lambda-code.o): Same.
1472 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1473 (tree-vect-slp.o): Same.
1474 * hwint.h (gcd): Moved here.
1475 (least_common_multiple): Same.
1476 * lambda-code.c: Removed.
1477 * lambda-mat.c: Removed.
1478 * lambda-trans.c: Removed.
1479 * lambda.h: Removed.
1480 * tree-loop-linear.c: Removed.
1481 * lto-symtab.c: Do not include lambda.h.
1482 * omega.c (gcd): Removed.
1483 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1484 * tree-data-ref.c (print_lambda_vector): Moved here.
1485 (lambda_vector_copy): Same.
1486 (lambda_matrix_copy): Same.
1487 (lambda_matrix_id): Same.
1488 (lambda_vector_first_nz): Same.
1489 (lambda_matrix_row_add): Same.
1490 (lambda_matrix_row_exchange): Same.
1491 (lambda_vector_mult_const): Same.
1492 (lambda_vector_negate): Same.
1493 (lambda_matrix_row_negate): Same.
1494 (lambda_vector_equal): Same.
1495 (lambda_matrix_right_hermite): Same.
1496 * tree-data-ref.h: Do not include lambda.h.
1497 (lambda_vector): Moved here.
1498 (lambda_matrix): Same.
1499 (dependence_level): Same.
1500 (lambda_transform_legal_p): Removed declaration.
1501 (lambda_collect_parameters): Same.
1502 (lambda_compute_access_matrices): Same.
1503 (lambda_vector_gcd): Same.
1504 (lambda_vector_new): Same.
1505 (lambda_vector_clear): Same.
1506 (lambda_vector_lexico_pos): Same.
1507 (lambda_vector_zerop): Same.
1508 (lambda_matrix_new): Same.
1509 * tree-flow.h (least_common_multiple): Removed declaration.
1510 * tree-parloops.c (lambda_trans_matrix): Moved here.
1512 (LTM_ROWSIZE): Same.
1513 (LTM_COLSIZE): Same.
1514 (LTM_DENOMINATOR): Same.
1515 (lambda_trans_matrix_new): Same.
1516 (lambda_matrix_vector_mult): Same.
1517 (lambda_transform_legal_p): Same.
1518 * tree-pass.h (pass_linear_transform): Removed declaration.
1519 * tree-ssa-loop.c (tree_linear_transform): Removed.
1520 (gate_tree_linear_transform): Removed.
1521 (pass_linear_transform): Removed.
1522 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1523 flag_loop_interchange.
1525 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1527 PR tree-optimization/47265
1528 PR tree-optimization/47443
1529 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1530 if name still has some uses.
1532 2011-01-25 Martin Jambor <mjambor@suse.cz>
1534 PR tree-optimization/47382
1535 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1536 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1538 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1540 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1541 sjlj_except_unwind_info.
1543 2011-01-25 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/47426
1546 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1547 visible functions results escape.
1549 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1552 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1553 (arm_get_frame_offsets): Use it.
1555 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1556 Jakub Jelinek <jakub@redhat.com>
1558 PR tree-optimization/47271
1559 * tree-if-conv.c (bb_postdominates_preds): New.
1560 (if_convertible_bb_p): Call bb_postdominates_preds.
1561 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1562 (predicate_scalar_phi): Call bb_postdominates_preds.
1564 2011-01-25 Nick Clifton <nickc@redhat.com>
1566 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1567 * config/rx/rx.c (rx_function_value): Likewise.
1568 (rx_promote_function_mode): Likewise.
1569 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1570 in order to make it legitimate.
1571 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1572 make sure that the first operand is the same as the result register.
1573 (addsi3_unspec): Delete.
1574 (subdi3): Do not accept immediate operands.
1575 (subdi3_internal): Likewise.
1577 2011-01-25 Jeff Law <law@redhat.com>
1579 PR rtl-optimization/37273
1580 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1581 handle them like argument loads from stack slots. Do not double
1582 count memory for memory constants and argument loads from stack slots.
1584 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1586 PR tree-optimization/47427
1587 PR tree-optimization/47428
1588 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1589 coalesce if the new root var would be TREE_READONLY.
1591 2011-01-25 Richard Guenther <rguenther@suse.de>
1594 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1595 correct type for TBAA.
1597 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1599 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1600 (close_phi_written_to_memory): Call for_each_index with
1601 dr_indices_valid_in_loop.
1603 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1605 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1606 when it is initialized.
1608 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1610 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1611 call to graphite_find_data_references_in_stmt.
1612 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1613 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1614 call to graphite_find_data_references_in_stmt.
1615 (analyze_drs_in_stmts): Same.
1616 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1617 in which the scalar analysis of indices is performed.
1618 (create_data_ref): Same. Update call to dr_analyze_indices.
1619 (find_data_references_in_stmt): Update call to create_data_ref.
1620 (graphite_find_data_references_in_stmt): Same.
1621 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1623 (create_data_ref): Same.
1624 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1625 call to create_data_ref.
1627 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1629 * graphite-sese-to-poly.c (build_poly_scop): Move
1630 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1632 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1634 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1635 VAR_DECL, PARM_DECL, and RESULT_DECL.
1637 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1639 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1641 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1642 that have already been marked as PBB_IS_REDUCTION.
1644 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1646 * graphite-scop-detection.c (same_close_phi_node): New.
1647 (remove_duplicate_close_phi): New.
1648 (make_close_phi_nodes_unique): New.
1649 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1651 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1653 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1654 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1655 of both data references to be the same.
1657 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1659 * graphite-dependences.c (build_lexicographical_constraint): Remove
1661 (build_lexicographical_constraint): Adjust call to
1662 ppl_powerset_is_empty.
1663 (dependence_polyhedron): Same.
1664 (graphite_legal_transform_dr): Same.
1665 (graphite_carried_dependence_level_k): Same.
1666 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1668 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1670 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1672 * graphite-sese-to-poly.c
1673 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1674 (close_phi_written_to_memory): New.
1675 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1678 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1680 * doc/install.texi: Update the expected version number of PPL to 0.11.
1681 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1682 #if PPL_VERSION_MINOR < 11.
1684 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1686 * graphite-dependences.c: Include graphite-cloog-util.h.
1687 (new_poly_ddr): Inlined into dependence_polyhedron.
1688 (free_poly_ddr): Moved close by new_poly_ddr.
1689 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1690 Early return NULL when ppl_powerset_is_empty returns true.
1691 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1692 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1693 (graphite_legal_transform_dr): Call new_poly_ddr.
1694 (graphite_carried_dependence_level_k): Same.
1695 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1696 (dot_transformed_deps_stmt_1): Removed.
1697 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1698 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1699 (dot_deps_1): Call dot_deps_2.
1700 * Makefile.in (graphite-dependences.o): Add missing dependence on
1701 graphite-cloog-util.h.
1703 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1705 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1706 (build_lexicographical_constraint): Same.
1707 (dependence_polyhedron_1): Same.
1708 (graphite_legal_transform_dr): Same.
1709 (graphite_carried_dependence_level_k): Same.
1710 * graphite-ppl.c (ppl_powerset_is_empty): New.
1711 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1712 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1714 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1716 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1717 the "a followed by b" relation and document it.
1719 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1721 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1722 iteration when the bag of constraints is empty.
1724 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1726 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1728 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1730 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1731 nest and two loop depths as parameters.
1732 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1733 lst_perfect_nestify.
1735 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1737 * graphite-dependences.c (print_pddr): Call
1738 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1740 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1742 * graphite-ppl.c (debug_gmp_value): New.
1743 * graphite-ppl.h (debug_gmp_value): Declared.
1745 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1747 * doc/install.texi: Document availability of cloog-0.16.
1749 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1751 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1752 invalid postdominance info.
1754 2011-01-24 Jan Hubicka <jh@suse.cz>
1757 * doc/extend.texi (weak pragma): Drop claim that it must
1758 appear before definition.
1759 * varasm.c (merge_weak, declare_weak): Only sanity check
1760 that DECL is not output at a time it is declared weak.
1762 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1764 * machmode.def: Fixed comments.
1766 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1768 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1770 2011-01-24 Paul Koning <ni1d@arrl.net>
1772 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1775 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1778 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1779 (block_info): Add scanned and prev.
1780 (move_or_delete_vzeroupper_2): Return if the basic block
1781 has been scanned and the upper 128bit state is unchanged
1783 (move_or_delete_vzeroupper_1): Return true if the exit
1785 (move_or_delete_vzeroupper): Visit basic blocks using the
1786 work-list based algorithm based on vt_find_locations in
1789 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1791 2011-01-24 Nick Clifton <nickc@redhat.com>
1793 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1794 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1795 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1796 then define __v850e1__.
1797 * doc/invoke.texi: Document -mv850es.
1799 2011-01-24 Richard Henderson <rth@redhat.com>
1801 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1802 compound unordered comparisons.
1803 * config/rx/rx.c (rx_split_fp_compare): Remove.
1804 * config/rx/rx-protos.h: Update.
1805 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1806 (cbranchsf4): Don't call rx_split_fp_compare.
1807 (*cbranchsf4): Use rx_split_cbranch.
1808 (*cmpsf): Don't accept "i" constraint.
1809 (*conditional_branch): Only valid after reload.
1810 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1812 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1815 * config/rs6000/altivec.md (vector constant splitters): Add
1816 support for creating vector single precision constants if -mvsx is
1817 used and we would create the constant using Altivec primitives.
1819 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1820 Richard Sandiford <rdsandiford@googlemail.com>
1822 PR rtl-optimization/47166
1823 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1824 mechanism for PRE_MODIFY and POST_MODIFY.
1825 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1828 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1830 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1832 2011-01-22 Jan Hubicka <jh@suse.cz>
1835 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1837 2011-01-22 Jan Hubicka <jh@suse.cz>
1839 PR tree-optimization/43884
1841 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1842 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1844 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1846 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1847 * config/s390/s390.c (s390_register_move_cost,
1848 s390_memory_move_cost): New.
1849 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1851 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1854 * except.c (sjlj_assign_call_site_values): Move setting the
1855 crtl->uses_eh_lsda flag to ...
1856 (sjlj_mark_call_sites): ... here.
1857 (sjlj_emit_function_enter): Support NULL dispatch label.
1858 (sjlj_build_landing_pads): In a function with no landing pads
1859 that still has must-not-throw regions, generate code to register
1860 a personality function with empty LSDA.
1862 2011-01-21 Richard Henderson <rth@redhat.com>
1864 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1866 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1868 * compare-elim.c: New file.
1869 * Makefile.in (OBJS-common): Add it.
1870 (compare-elim.o): New.
1871 * common.opt (fcompare-elim): New.
1872 * opts.c (default_options_table): Add OPT_fcompare_elim.
1873 * tree-pass.h (pass_compare_elim_after_reload): New.
1874 * passes.c (init_optimization_passes): Add it.
1875 * recog.h: Protect against re-inclusion.
1876 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1877 * doc/invoke.texi (-fcompare-elim): Document it.
1878 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1879 * doc/tm.texi: Rebuild.
1881 2011-01-22 Nick Clifton <nickc@redhat.com>
1883 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1884 rx_split_fp_compare.
1886 2011-01-22 Nick Clifton <nickc@redhat.com>
1888 * config/rx/rx.md (UNSPEC_CONST): New.
1889 (deallocate_and_return): Wrap the amount popped off the stack in
1890 an UNSPEC_CONST in order to stop it being rejected by
1891 -mmax-constant-size.
1892 (pop_and_return): Add a "(return)" rtx.
1893 (call): Drop the immediate operand.
1894 (call_internal): Likewise.
1895 (call_value): Likewise.
1896 (call_value_internal): Likewise.
1897 (sibcall_internal): Likewise.
1898 (sibcall_value_internal): Likewise.
1899 (sibcall): Likewise. Generate an explicit call using
1901 (sibcall_value): Likewise.
1902 (mov<>): FAIL if a constant operand is not legitimate.
1903 (addsi3_unpsec): New pattern.
1905 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1906 (ok_for_max_constant): New function.
1907 (gen_safe_add): New function.
1908 (rx_expand_prologue): Use gen_safe_add.
1909 (rx_expand_epilogue): Likewise.
1910 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1913 2011-01-21 Jeff Law <law@redhat.com>
1915 PR tree-optimization/47053
1916 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1917 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1918 statements are deleted.
1919 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1920 is nonempty, then purge dead edges and cleanup the CFG.
1922 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1926 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1928 * tree-dfa.c (create_var_ann): Mark variable as used.
1930 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1933 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1934 notes from other section in hot/cold partitioning even if
1935 last_action is -3. Increment call_site_base.
1937 PR rtl-optimization/47366
1938 * fwprop.c (forward_propagate_into): Return bool. If
1939 any changes are made, -fnon-call-exceptions is used and
1940 REG_EH_REGION note is present, call purge_dead_edges
1941 and return true if it purged anything.
1942 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1943 any EH edges were purged.
1945 2011-01-21 Jeff Law <law@redhat.com>
1947 PR rtl-optimization/41619
1948 * caller-save.c (setup_save_areas): Break out code to determine
1949 which hard regs are live across calls by examining the reload chains
1950 so that it is always used.
1951 Eliminate code which checked REG_N_CALLS_CROSSED.
1953 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1955 PR tree-optimization/47355
1956 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1957 NOP has non-debug uses beyond PHIs in new_bb.
1959 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1962 * cfgexpand.c (account_used_vars_for_block): Only account vars
1963 that are annotated as used.
1964 (estimated_stack_frame_size): Don't set TREE_USED.
1965 * tree-dfa.c (create_var_ann): Mark variable as used.
1967 2011-01-21 Richard Guenther <rguenther@suse.de>
1970 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1972 2011-01-21 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/47365
1975 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1976 (vn_reference_lookup_pieces): Adjust.
1977 (vn_reference_lookup): Likewise.
1978 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1979 (vn_reference_lookup_3): Only look through kills if in
1980 VN_WALKREWRITE mode.
1981 (vn_reference_lookup_pieces): Adjust.
1982 (vn_reference_lookup): Likewise.
1983 (visit_reference_op_load): Likewise.
1984 (visit_reference_op_store): Likewise.
1985 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1986 (compute_avail): Likewise.
1987 (eliminate): Likewise.
1989 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1991 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1992 DECL_IGNORED_P non-reg vars if they are used.
1994 PR tree-optimization/47391
1995 * varpool.c (const_value_known_p): Return false if
1998 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2001 * config/i386/i386.c (ix86_local_alignment): Handle
2002 case for va_list_type_node is nil.
2003 (ix86_canonical_va_list_type): Likewise.
2005 2011-01-21 Alan Modra <amodra@gmail.com>
2007 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2008 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2010 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2012 * config/arm/arm.md (define_attr type): Rename f_load
2013 and f_store to f_fpa_load and f_fpa_store. Update.
2014 (write_conflict): Deal with rename fallout.
2015 (*push_fp_multi): Likewise.
2016 * config/arm/fpa.md (f_load): Use f_fpa_load.
2017 (f_store): Use f_fpa_store.
2018 (*movsf_fpa): Likewise.
2019 (*movdf_fpa): Likewise.
2020 (*movxf_fpa): Likewise.
2021 (*thumb2_movsf_fpa): Likewise.
2022 (*thumb2_movdf_fpa): Likewise.
2023 (*thumb2_movxf_fpa): Likewise.
2024 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2025 f_loadd and f_stored.
2026 (*thumb2_movdi_vfp): Likewise.
2027 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2028 (*thumb2_movsi_vfp): Likewise.
2029 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2030 Use f_loads instead of f_load.
2031 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2033 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2035 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2036 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2037 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2038 (xtensa_mode_dependent_address_p): New function.
2039 (constantpool_address_p): Make static. Change return type to bool.
2040 Change argument type to const_rtx. Use CONST_INT_P predicate.
2042 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2045 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2047 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2050 * cfgexpand.c (expand_debug_expr): Instead of generating
2051 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2054 2011-01-20 Richard Guenther <rguenther@suse.de>
2057 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2058 the pointer operand of MEM_REFs.
2060 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2062 PR tree-optimization/46130
2063 * ipa-split.c (consider_split): If return_bb contains non-virtual
2064 PHIs other than for retval or if split_function would not adjust it,
2067 2011-01-20 Richard Guenther <rguenther@suse.de>
2069 PR tree-optimization/47167
2070 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2071 Revert previous change, only avoid enumeral type changes.
2073 2011-01-19 Mike Stump <mikestump@comcast.net>
2075 * doc/tm.texi.in (BRANCH_COST): Englishify.
2076 * doc/tm.texi (BRANCH_COST): Likewise.
2078 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2081 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2082 (gen_scheduled_generic_parms_dies): New functions.
2083 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2084 generation for the end of CU compilation.
2085 (dwarf2out_finish): Generate template parameters DIEs here.
2087 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2090 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2091 debug bind stmt on merge edges.
2093 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2097 * function.c (instantiate_expr): Instantiate incoming rtl of
2098 implicit arguments, and recurse on VALUE_EXPRs.
2099 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2100 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2102 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2104 * c-parser.c (c_parser_for_statement): Initialize
2105 collection_expression.
2107 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2109 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2111 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2113 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2114 (LINK_SHLIB_SPEC): Don't use %(link_path).
2115 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2117 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2119 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2120 (NO_SHARED_LIB_SUPPORT): Remove.
2121 (LINK_SHLIB_SPEC): Remove one conditional definition.
2123 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2125 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2127 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2128 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2129 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2130 %{call_shared} and conditionals on these options not being passed.
2131 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2134 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2136 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2139 * ipa-split.c: Spelling fixes.
2141 2011-01-19 Richard Henderson <rth@redhat.com>
2143 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2144 (*mulsi3): Likewise.
2146 * longlong.h [__mn10300__] (count_leading_zeros): New.
2147 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2148 [__mn10300__] (add_ssaaaa, subddmmss): New.
2149 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2150 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2152 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2154 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2156 2011-01-19 Richard Henderson <rth@redhat.com>
2158 * config/mn10300/mn10300.md (addsi3_flags): New.
2159 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2160 (subsi3_flags, subc_internal, subdi3): New.
2161 (subdi3_internal, *subdi3_degenerate): New.
2162 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2164 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2165 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2166 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2167 * config/mn10300/mn10300-protos.h: Update.
2168 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2169 (return_ret): Likewise. Rename from return_internal_regs.
2170 (return_internal): Remove.
2172 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2173 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2174 (mn10300_legitimate_constant_p): Likewise.
2175 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2176 (mn10300_frame_size): New.
2177 (mn10300_expand_prologue): Use it.
2178 (mn10300_expand_epilogue): Likewise.
2179 (mn10300_initial_offset): Likewise.
2180 * config/mn10300/mn10300-protos.h: Update.
2181 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2182 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2183 (prologue, epilogue, return_internal): Tidy output code.
2184 (mn10300_store_multiple_operation, return): Likewise.
2185 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2186 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2187 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2188 (load_pic, am33_load_pic): New.
2189 (mn10300_load_pic0, mn10300_load_pic1): New.
2191 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2192 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2193 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2194 (cc_flags_for_mode, cc_flags_for_code): New.
2195 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2196 overflow flag is not valid. Validate that the flags we need
2197 for the comparison are valid.
2198 (mn10300_output_cmp): Remove.
2199 (mn10300_output_add): New.
2200 (mn10300_select_cc_mode): Use cc_flags_for_code.
2201 (mn10300_split_cbranch): New.
2202 (mn10300_match_ccmode): New.
2203 (mn10300_split_and_operand_count): New.
2204 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2206 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2207 (addsi3): ... here. Use mn10300_output_add.
2208 (*addsi3_flags): New.
2209 (*am33_subsi3, *mn10300_subsi3): Merge...
2210 (subsi3): ... here. Use attribute isa.
2211 (*subsi3_flags): New.
2212 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2214 (*am33_andsi3, *mn10300_andsi3): Merge...
2216 (*andsi3_flags): New.
2217 (andsi3 splitters): New.
2218 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2220 (*iorsi3_flags): New.
2221 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2223 (*xorsi3_flags): New.
2224 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2225 (one_cmplsi2): ... here.
2226 (*one_cmplsi2_flags): New.
2227 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2228 instead of "dax" in constraints. Use mn10300_split_cbranch.
2229 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2230 use matching constraints to eliminate a self-comparison.
2231 (*integer_conditional_branch): Rename from integer_conditional_branch.
2232 Use int_mode_flags to match CC_REG.
2233 (*cbranchsi4_btst, *btstsi): New.
2234 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2235 mn10300_split_cbranch.
2236 (*am33_cmpsf): Rename from am33_cmpsf.
2237 (*float_conditional_branch): Rename from float_conditional_branch.
2238 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2239 (zero_extendqisi2): ... here.
2240 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2241 (zero_extendhisi2): ... here.
2242 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2243 (extendqisi2): ... here.
2244 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2245 (extendhisi2): ... here.
2246 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2247 (ashlsi3): ... here.
2248 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2249 (lshrsi3): ... here.
2250 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2251 (ashrsi3): ... here.
2252 (consecutive add peephole): Remove.
2253 * config/mn10300/predicates.md (label_ref_operand): New.
2254 (int_mode_flags): New.
2255 (CCZN_comparison_operator): New.
2257 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2258 (throughput_42_latency_43): New reservation.
2259 (mulsidi3, umulsidi3): New expanders.
2260 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2261 the MDR register to allocation; separately allocate the low and
2262 high parts of the DImode result.
2263 (umulsidi3_internal): Similarly.
2264 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2265 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2266 (udivsi3, umodsi3): Remove.
2267 (udivmodsi4, divmodsi4): New expanders.
2268 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2269 (*divmodsi4): Simiarly.
2270 (ext_internal): New.
2272 * config/mn10300/constraints.md ("z"): New constraint.
2273 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2274 (FIXED_REGISTERS): Don't fix MDR.
2275 (CALL_USED_REGSITERS): Reformat nicely.
2276 (REG_ALLOC_ORDER): Add MDR.
2277 (enum regclass): Add MDR_REGS.
2278 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2279 (IRA_COVER_CLASSES): Add MDR_REGS.
2280 (REGNO_REG_CLASS): Handle MDR_REG.
2281 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2282 (mn10300_register_move_cost): Likewise.
2283 * config/mn10300/mn10300.md (MDR_REG): New.
2284 (*movsi_internal): Handle moves to/from MDR_REGS.
2286 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2288 (mn10300_secondary_reload): Tidy combination reload classes.
2289 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2290 addresses for AM33. Allow symbolic offsets for reg+imm.
2291 (mn10300_regno_in_class_p): New.
2292 (mn10300_legitimize_reload_address): New.
2293 * config/mn10300/mn10300.h (enum reg_class): Remove
2294 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2295 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2297 (REG_CLASS_NAMES): Update to match.
2298 (REG_CLASS_CONTENTS): Likewise.
2299 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2300 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2301 (REGNO_IN_RANGE_P): Remove.
2302 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2303 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2304 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2305 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2306 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2307 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2308 (REGNO_GENERAL_P): New.
2309 (HAVE_POST_MODIFY_DISP): New.
2310 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2311 (LEGITIMIZE_RELOAD_ADDRESS): New.
2312 * config/mn10300/mn10300-protos.h: Update.
2314 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2315 DATA_REGS for AM33 stack-pointer destination.
2316 (mn10300_preferred_output_reload_class): Likewise.
2317 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2318 into a form appropriate for ...
2319 (TARGET_SECONDARY_RELOAD): New.
2320 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2321 * config/mn10300/mn10300-protos.h: Update.
2322 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2323 reload_insi; use the "A" constraint for the scratch; handle AM33
2324 moves of sp to non-address registers.
2326 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2327 (*movqi_internal): ... here.
2328 (*am33_movhi, *mn10300_movhi): Merge into...
2329 (*movhi_internal): ... here.
2330 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2331 as the source/destination of moves from/to SP.
2332 (movsf): Only allow for AM33-2.
2333 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2334 any integer constant constraint. Only allow for AM33-2. Tidy
2335 all of the alternative outputs.
2336 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2337 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2339 (udivsi3, umodsi3): New patterns for MN103 only.
2341 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2343 * doc/tm.texi.in: Spell out that a lack of register class unions
2345 * doc/tm.texi: Regenerate.
2347 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2349 PR rtl-optimization/47337
2350 * dce.c (check_argument_store): New function.
2351 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2353 PR tree-optimization/47290
2354 * tree-eh.c (infinite_empty_loop_p): New function.
2355 (cleanup_empty_eh): Use it.
2357 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2360 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2361 (a64_expand_widen_sum): Ditto.
2362 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2363 (vec_extract_evenodd_help): Ditto.
2364 (vec_extract_evenv4hi): Ditto.
2365 (vec_extract_oddv4hi): Ditto.
2366 (vec_extract_evenv2si): Ditto.
2367 (vec_extract_oddv2si): Ditto.
2368 (vec_extract_evenv2sf): Ditto.
2369 (vec_extract_oddv2sf): Ditto.
2370 (vec_pack_trunc_v4hi: Ditto.
2371 (vec_pack_trunc_v2si): Ditto.
2372 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2373 (vec_interleave_highv8qi): Ditto.
2375 (vec_extract_oddv8qi): Ditto.
2376 (vec_interleave_lowv4hi): Ditto.
2377 (vec_interleave_highv4hi): Ditto.
2378 (vec_interleave_lowv2si): Ditto.
2379 (vec_interleave_highv2si): Ditto.
2381 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2383 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2384 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2385 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2386 (pa_c_mode_for_suffix): New.
2387 (TARGET_EXPAND_BUILTIN): Define.
2388 (TARGET_C_MODE_FOR_SUFFIX): Define.
2389 (pa_builtins): Define.
2390 (pa_init_builtins): Register __float128 type and init new support
2392 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2393 * config/pa/quadlib.c (_U_Qfcopysign): New.
2395 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2398 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2399 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2402 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2404 PR tree-optimization/47179
2405 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2406 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2408 2011-01-18 Richard Guenther <rguenther@suse.de>
2410 PR rtl-optimization/47216
2411 * emit-rtl.c: Include tree-flow.h.
2412 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2413 of replicating it with different semantics.
2414 * Makefile.in (emit-rtl.o): Adjust.
2416 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2418 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2419 (cortex_a9_dp): Handle neon types correctly.
2421 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2423 PR rtl-optimization/47299
2424 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2425 subtarget. Use normal multiplication if both operands are constants.
2426 * expmed.c (expand_widening_mult): Don't try to optimize constant
2427 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2430 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2432 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2433 spacing after 'e.g.', typos, comma, hyphenation.
2435 2011-01-17 Richard Henderson <rth@redhat.com>
2437 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2438 (rx_restricted_mem_operand): New.
2439 (rx_shift_operand): Use register_operand.
2440 (rx_source_operand, rx_compare_operand): Likewise.
2441 * config/rx/rx.md (addsi3_flags): New expander.
2442 (adddi3): Rewrite as expander.
2443 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2444 (subsi3_flags): New expander.
2445 (subdi3): Rewrite as expander.
2446 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2448 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2449 (rx_init_builtins): Remove sat builtin.
2450 (rx_expand_builtin): Likewise.
2451 * config/rx/rx.md (ssaddsi3): New.
2452 (*sat): Rename from sat. Represent the CC_REG input.
2454 * config/rx/predicates.md (rshift_operator): New.
2455 * config/rx/rx.c (rx_expand_insv): Remove.
2456 * config/rx/rx-protos.h: Update.
2457 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2458 operand to the canonical position.
2459 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2460 (*bitclr, *bitclr_in_memory): Similarly.
2461 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2462 (insv): Retain the zero_extract in the expansion.
2464 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2465 (bswaphi2, bitinvert, revw): Likewise.
2467 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2468 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2469 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2470 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2471 (bitset, bitset_in_memory): Likewise.
2472 (bitinvert, bitinvert_in_memory): Likewise.
2473 (bitclr, bitclr_in_memory): Likewise.
2474 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2475 (rx_strend, rx_cmpstrn): Likewise.
2476 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2477 (bitop peep2 patterns): Remove.
2479 * config/rx/rx.c (rx_match_ccmode): New.
2480 * config/rx/rx-protos.h: Update.
2481 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2482 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2483 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2484 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2485 (fix_truncsfsi2, floatsisf2): Likewise.
2486 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2487 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2488 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2489 (*subsi3_flags, *xorsi3_flags): New.
2491 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2493 * config/rx/rx.c (rx_print_operand): Remove workaround for
2494 unsplit comparison operations.
2496 * config/rx/rx.md (movsicc): Split after reload.
2497 (*movsicc): Merge *movsieq and *movsine via match_operator.
2498 (*stcc): New pattern.
2500 * config/rx/rx.c (rx_float_compare_mode): Remove.
2501 * config/rx/rx.h (rx_float_compare_mode): Remove.
2502 * config/rx/rx.md (cstoresi4): Split after reload.
2503 (*sccc): New pattern.
2505 * config/rx/predicates.md (label_ref_operand): New.
2506 (rx_z_comparison_operator): New.
2507 (rx_zs_comparison_operator): New.
2508 (rx_fp_comparison_operator): New.
2509 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2510 Validate that the flags are set properly for the comparison.
2511 (rx_gen_cond_branch_template): Remove.
2512 (rx_cc_modes_compatible): Remove.
2513 (mode_from_flags): New.
2514 (flags_from_code): Rename from flags_needed_for_conditional.
2515 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2516 (rx_select_cc_mode): Likewise.
2517 (rx_split_fp_compare): New.
2518 (rx_split_cbranch): New.
2519 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2520 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2521 (*cbranchsf4): Similarly.
2522 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2523 match_operator and rx_split_cbranch.
2524 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2525 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2526 (*cmpsi): Rename from cmpsi.
2527 (*tstsi): Rename from tstsi.
2528 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2529 (*conditional_branch): Rename from conditional_branch.
2530 (*reveresed_conditional_branch): Remove.
2531 (b<code>): Remove expander.
2532 * config/rx/rx-protos.h: Update.
2534 * config/rx/rx.c (rx_compare_redundant): Remove.
2535 * config/rx/rx.md (cmpsi): Don't use it.
2536 * config/rx/rx-protos.h: Update.
2538 * config/rx/rx-modes.def (CC_F): New mode.
2539 * config/rx/rx.c (rx_select_cc_mode): New.
2540 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2541 * config/rx/rx-protos.h: Update.
2543 2011-01-17 Richard Henderson <rth@redhat.com>
2545 * except.c (dump_eh_tree): Fix stray ; after for statement.
2547 2011-01-17 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/47313
2550 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2551 handling before copying the body. Properly deal with
2552 by-reference result in SSA form.
2554 2011-01-17 Ian Lance Taylor <iant@google.com>
2557 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2558 (struct_value_alias_set): Don't define.
2559 (sparc_option_override): Don't set sparc_sr_alias_set and
2560 struct_value_alias_set.
2561 (save_or_restore_regs): Use gen_frame_mem rather than calling
2563 (sparc_struct_value_rtx): Likewise.
2565 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2570 (_mm_maskstore_pd): Likewise.
2571 (_mm_maskload_ps): Likewise.
2572 (_mm_maskstore_ps): Likewise.
2573 (_mm256_maskload_pd): Change mask to __m256i.
2574 (_mm256_maskstore_pd): Likewise.
2575 (_mm256_maskload_ps): Likewise.
2576 (_mm256_maskstore_ps): Likewise.
2578 * config/i386/i386-builtin-types.def: Updated.
2579 (ix86_expand_special_args_builtin): Likewise.
2581 * config/i386/i386.c (bdesc_special_args): Update
2582 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2583 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2584 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2585 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2587 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2588 Use <avxpermvecmode> on mask register.
2589 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2591 2011-01-17 Olivier Hainque <hainque@adacore.com>
2592 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2593 Eric Botcazou <ebotcazou@adacore.com>
2596 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2597 if <= USHRT_MAX in 32-bit mode.
2599 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2601 * doc/install.texi (Configuration, Specific): Wrap long
2602 lines in examples. Allow line wrapping in long options
2603 and URLs where beneficial for PDF output.
2605 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2607 * config/mips/mips.c (mips_classify_symbol): Don't return
2608 SYMBOL_PC_RELATIVE for nonlocal labels.
2610 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2612 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2614 2011-01-15 Jan Hubicka <jh@suse.cz>
2616 PR tree-optimization/47276
2617 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2618 declarations as needed.
2620 2011-01-15 Martin Jambor <mjambor@suse.cz>
2622 * common.opt (fdevirtualize): New flag.
2623 * doc/invoke.texi (Option Summary): Document it.
2624 * opts.c (default_options_table): Add devirtualize flag.
2625 * ipa-prop.c (detect_type_change): Return immediately if
2626 devirtualize flag is not set.
2627 (detect_type_change_ssa): Likewise.
2628 (compute_known_type_jump_func): Likewise.
2629 (ipa_analyze_virtual_call_uses): Likewise.
2631 2011-01-14 Martin Jambor <mjambor@suse.cz>
2633 PR tree-optimization/45934
2634 PR tree-optimization/46302
2635 * ipa-prop.c (type_change_info): New type.
2636 (stmt_may_be_vtbl_ptr_store): New function.
2637 (check_stmt_for_type_change): Likewise.
2638 (detect_type_change): Likewise.
2639 (detect_type_change_ssa): Likewise.
2640 (compute_complex_assign_jump_func): Check for dynamic type change.
2641 (compute_complex_ancestor_jump_func): Likewise.
2642 (compute_known_type_jump_func): Likewise.
2643 (compute_scalar_jump_functions): Likewise.
2644 (ipa_analyze_virtual_call_uses): Likewise.
2645 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2647 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2649 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2650 * config/i386/i386.opt (msse5): New Alias.
2652 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2654 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2655 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2656 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2657 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2659 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2661 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2663 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2664 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2665 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2666 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2668 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2670 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2672 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2674 2011-01-14 Mike Stump <mikestump@comcast.net>
2676 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2677 * config/fr30/fr30.md: Likweise
2678 (movsi_push): Likewise.
2679 (movsi_pop): Likewise.
2680 (enter_func): Likewise.
2681 * config/moxie/moxie.md (movsi_push): Likewise.
2682 (movsi_pop): Likewise.
2684 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2686 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2687 %{no_archive} %{exact_version}.
2688 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2689 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2690 %{no_archive} %{exact_version}.
2691 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2692 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2693 * config/mips/vxworks.h: Likewise.
2695 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2697 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2699 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2701 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2702 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2704 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2706 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2709 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2711 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2713 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2714 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2716 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2717 Don't handle -shlib.
2719 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2721 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2722 (CC1_SPEC): Don't handle -profile.
2724 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2726 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2727 * config/mips/mips.h (CC1_SPEC): Likewise.
2729 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2731 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2732 * config/mips/mips.h (CC1_SPEC): Likewise.
2734 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2736 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2737 * config/m32r/linux.h (LINK_SPEC): Likewise.
2738 * config/mips/linux.h (LINK_SPEC): Likewise.
2739 * config/mips/linux64.h (LINK_SPEC): Likewise.
2740 * config/sparc/linux.h (LINK_SPEC): Likewise.
2741 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2742 LINK_SPEC): Likewise.
2743 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2745 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2747 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2749 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2751 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2753 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2754 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2756 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2758 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2760 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2762 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2763 supports -Bstatic/-Bdynamic.
2764 * configure: Regenerate.
2766 2011-01-14 Jan Hubicka <jh@suse.cz>
2767 Jack Howarth <howarth@bromo.med.uc.edu>
2770 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2771 when checking debug_info_level. Test write_symbols instead of
2772 debug_hooks->var_location when setting flag_var_tracking_uninit.
2774 2011-01-14 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/47179
2777 * target.def (ref_may_alias_errno): New target hook.
2778 * targhooks.h (default_ref_may_alias_errno): Declare.
2779 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2780 (default_ref_may_alias_errno): New function.
2781 * target.h (struct ao_ref_s): Declare.
2782 * tree-ssa-alias.c: Include target.h.
2783 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2784 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2785 (targhooks.o): Likewise.
2786 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2787 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2789 2011-01-14 Richard Guenther <rguenther@suse.de>
2791 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2793 2011-01-14 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/47280
2796 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2798 (tree_ssa_forward_propagate_single_use_vars): Deal with
2799 CFG changes from associate_plusminus.
2801 2011-01-14 Richard Guenther <rguenther@suse.de>
2805 2011-01-11 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/46076
2808 * tree-ssa.c (useless_type_conversion_p): Conversions from
2809 unprototyped to empty argument list function types are useless.
2811 2011-01-14 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/47286
2814 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2816 2011-01-14 Martin Jambor <mjambor@suse.cz>
2819 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2821 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2823 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2824 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2825 * config/xtensa/xtensa.c (xtensa_libcall_value,
2826 xtensa_function_value_regno_p): New functions.
2827 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2829 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2832 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2834 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2835 New function prototype.
2836 * config/i386/winnt.c (i386_pe_assemble_visibility):
2837 Warn only if attribute was specified by user.
2839 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2842 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2844 (floatunsdidf2_fcfidu): Ditto.
2846 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2848 * config/s390/s390.c (print_operand_address): Replace 'error' with
2849 'output_operand_lossage'.
2850 (print_operand): Likewise.
2852 2011-01-13 Jeff Law <law@redhat.com>
2854 PR rtl-optimization/39077
2855 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2856 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2857 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2858 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2859 * gcse.c (prune_insertions_deletions): New function.
2860 (compute_pre_data): Use it.
2862 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2865 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2867 (prune_unused_types_mark): Use it.
2869 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2871 PR rtl-optimization/45352
2872 * sel-sched.c: Update copyright years.
2873 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2874 in the advancing loop when we have issued issue_rate insns.
2876 2011-01-12 Richard Henderson <rth@redhat.com>
2878 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2879 (TARGET_MD_ASM_CLOBBERS): New.
2881 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2882 (TARGET_DELEGITIMIZE_ADDRESS): New.
2884 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2885 (clzsi2, *bsch): New patterns.
2887 * config/mn10300/mn10300.md (INT): New mode iterator.
2888 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2890 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2891 flag_split_wide_types.
2893 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2894 (mn10300_trampoline_init): Rewrite without a template, an immediate
2895 load and a direct branch.
2896 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2898 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2900 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2901 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2902 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2903 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2905 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2908 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2911 2011-01-12 Jan Hubicka <jh@suse.cz>
2914 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2915 (PLUGIN_COND_CLOSE): New macro.
2916 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2918 2011-01-12 Richard Guenther <rguenther@suse.de>
2921 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2922 register variables in a MEM_REF.
2924 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2926 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2927 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2928 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2929 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2930 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2931 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2932 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2933 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2934 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2935 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2936 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2937 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2938 * config/gnu-user.h: New. Copied from linux.h.
2939 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2940 GNU_USER_TARGET_STARTFILE_SPEC.
2941 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2942 GNU_USER_TARGET_ENDFILE_SPEC.
2943 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2944 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2945 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2946 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2947 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2948 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2949 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2950 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2951 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2952 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2953 * config/arm/linux-eabi.h (CC1_SPEC): Use
2954 GNU_USER_TARGET_CC1_SPEC.
2955 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2956 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2957 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2958 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2959 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2960 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2961 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2962 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2964 2011-01-12 Richard Guenther <rguenther@suse.de>
2967 * doc/invoke.texi (ffast-math): Document it is turned on
2970 2011-01-12 Jan Hubicka <jh@suse.cz>
2972 PR tree-optimization/47233
2973 * opts.c (common_handle_option): Disable ipa-reference with profile
2976 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2978 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2981 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2983 * c-parser.c (c_lex_one_token): Updated and reindented some
2984 comments. No changes in code.
2986 2011-01-11 Ian Lance Taylor <iant@google.com>
2988 * godump.c (go_output_var): Don't output the variable if there is
2989 already a type with the same name.
2991 2011-01-11 Ian Lance Taylor <iant@google.com>
2993 * godump.c (go_format_type): Don't generate float80.
2995 2011-01-11 Richard Henderson <rth@redhat.com>
2997 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2998 declaration. Rewrite for both speed and size.
2999 (mn10300_address_cost_1): Remove.
3000 (mn10300_register_move_cost): New.
3001 (mn10300_memory_move_cost): New.
3002 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3003 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3004 extensions, shifts, BSWAP, CLZ.
3005 (mn10300_wide_const_load_uses_clr): Remove.
3006 (TARGET_REGISTER_MOVE_COST): New.
3007 (TARGET_MEMORY_MOVE_COST): New.
3008 * config/mn10300/mn10300-protos.h: Update.
3009 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3011 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3012 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3013 * config/mn10300/mn10300-protos.h: Update.
3014 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3015 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3016 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3017 (*test_int_bitfield, *test_byte_bitfield): Remove.
3018 (*bit_test, *subreg_bit_test): Remove.
3019 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3021 * config/mn10300/constraints.md ("c"): Rename from "A".
3022 ("A", "D"): New constraint letters.
3023 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3024 (fmssf4, fnmasf4, fnmssf4): Likewise.
3026 * config/mn10300/mn10300.md (isa): New attribute.
3027 (enabled): New attribute.
3029 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3030 (abssf2, negsf2): Define only for hardware fp.
3031 (sqrtsf2): Reformat.
3032 (addsf3, subsf3, mulsf3): Merge expander and insn.
3034 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3035 (DEBUGGER_AUTO_OFFSET): Remove.
3036 (DEBUGGER_ARG_OFFSET): Remove.
3038 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3039 Emit register stores with the same offsets as the hardware.
3040 (mn10300_store_multiple_operation): Don't check that the register
3041 save offsets are monotonic.
3042 * config/mn10300/mn10300-protos.h: Update.
3044 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3046 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3047 in terms of the value on the stack, not the MDR register.
3049 2011-01-11 Jan Hubicka <jh@suse.cz>
3053 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3054 (symbol_alias_set_destroy, symbol_alias_set_contains,
3055 propagate_aliases_backward): Declare.
3056 * lto-streamer-out.c (struct sets): New sturcture.
3057 (trivally_defined_alias): New function.
3058 (output_alias_pair_p): Rewrite.
3059 (output_unreferenced_globals): Fix output of alias pairs.
3060 (produce_symtab): Likewise.
3061 * ipa.c (function_and_variable_visibility): Set weak alias destination
3063 * varasm.c (symbol_alias_set_t): Remove.
3064 (symbol_alias_set_destroy): Export.
3065 (propagate_aliases_forward, propagate_aliases_backward): New functions
3067 (compute_visible_aliases): ... this one; remove.
3068 (trivially_visible_alias): New
3069 (trivially_defined_alias): New.
3070 (remove_unreachable_alias_pairs): Rewrite.
3071 (finish_aliases_1): Reorganize code checking if alias is defined.
3072 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3075 2011-01-11 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/46076
3078 * tree-ssa.c (useless_type_conversion_p): Conversions from
3079 unprototyped to empty argument list function types are useless.
3081 2011-01-11 Richard Guenther <rguenther@suse.de>
3084 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3085 volatile MEMs as MEM_READONLY_P.
3087 2011-01-11 Richard Guenther <rguenther@suse.de>
3089 PR tree-optimization/47239
3090 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3092 2011-01-11 Jeff Law <law@redhat.com>
3094 PR tree-optimization/47086
3095 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3096 IVs from statements that might throw.
3098 2011-01-10 Jan Hubicka <jh@suse.cz>
3101 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3103 2011-01-10 Jan Hubicka <jh@suse.cz>
3106 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3107 when correcting profile.
3109 2011-01-10 Jan Hubicka <jh@suse.cz>
3112 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3114 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3115 Restore DECL_FINI_PRIORITY.
3117 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3119 * doc/gimple.texi: Fix quoting of multi-word return values in
3120 @deftypefn statements. Ensure presence of return value. Wrap
3121 overlong @deftypefn lines.
3122 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3123 descriptions of removed functions.
3124 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3125 of multi-word return value in @deftypefn statement.
3127 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3129 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3130 (Conditional Expressions, Logical Operators)
3131 (Statement and operand traversals): Do not indent smallexample
3132 code. Fix duplicate function argument in example.
3134 2011-01-10 Jeff Law <law@redhat.com>
3136 PR tree-optimization/47141
3137 * ipa-split.c (split_function): Handle case where we are
3138 returning a value and the return block has a virtual operand phi.
3140 2011-01-10 Jan Hubicka <jh@suse.cz>
3142 PR tree-optimization/47234
3143 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3144 (pass_feedback_split_functions): Declare.
3145 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3147 * ipa-split.c (gate_split_functions): Update comments; disable
3148 split-functions for profile_arc_flag and branch_probabilities.
3149 (gate_feedback_split_functions): New function.
3150 (execute_feedback_split_functions): New function.
3151 (pass_feedback_split_functions): New global var.
3153 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3156 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3157 calling gimple_call_set_cannot_inline.
3159 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3161 * config/darwin-sections.def: Remove unused section.
3163 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3166 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3168 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3171 * c-parser.c (c_parser_declaration_or_fndef): Improved
3174 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3176 * config/i386/winnt.c (i386_pe_start_function): Make sure
3177 to switch back to function's section.
3179 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3183 * plugin.c: Move include of dlfcn.h from here...
3184 * system.h: ... to here.
3186 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3188 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3190 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3191 two extra empty pages in PDF output.
3193 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3196 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3197 for error recovery purposes behave as if it was not specified so
3198 that the default type is usd.
3200 2011-01-07 Jan Hubicka <jh@suse.cz>
3202 PR tree-optmization/46469
3203 * ipa.c (function_and_variable_visibility): Clear needed flags on
3204 nodes with external decls; handle weakrefs merging correctly.
3206 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3208 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3211 2011-01-07 Jan Hubicka <jh@suse.cz>
3213 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3214 and no longer claim that gold is required for linker plugin.
3215 * configure: Regenerate.
3216 * gcc.c (PLUGIN_COND): New macro.
3217 (LINK_COMMAND_SPEC): Use it.
3218 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3219 * config.in (HAVE_LTO_PLUGIN): New.
3220 * configure.ac (--with-lto-plugin): New parameter; autodetect
3223 2011-01-07 Jan Hubicka <jh@suse.cz>
3225 PR tree-optimization/46367
3226 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3227 when we can update original.
3228 (cgraph_mark_inline_edge): Sanity check.
3229 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3231 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3233 * config/spu/spu.h (ASM_COMMENT_START): Define.
3235 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3239 (SWITCH_KEEP_FOR_GCC): Likewise.
3240 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3241 (do_spec_1): Handle "%>".
3243 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3245 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3248 * config/i386/i386.c (ix86_delegitimize_address): If
3249 simplify_gen_subreg fails, return orig_x.
3252 * value-prof.c (gimple_stringop_fixed_value): Handle
3253 lhs of the call properly.
3255 2011-01-07 Jan Hubicka <jh@suse.cz>
3258 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3260 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3262 * target.def (function_switched_text_sections): New hook.
3263 * doc/tm.texi: Regenerated.
3264 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3265 * final.c (default_function_switched_text_sections): New.
3266 (final_scan_insn): Call function_switched_text_sections when a
3267 mid-function section change occurs.
3268 * output.h (default_function_switched_text_sections): Declare.
3269 * config/darwin-protos.h (darwin_function_switched_text_sections):
3271 * config/darwin.c (darwin_function_switched_text_sections): New.
3272 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3274 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3276 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3277 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3278 the secondary code fragment when outputting for DWARF == 2.
3280 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3282 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3283 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3285 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3286 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3288 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3291 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3292 when it is not empty.
3294 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3297 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3298 (case ${target}): Add btver1.
3299 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3300 -march=native recognize btver1 processors.
3301 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3302 btver1 def_and_undef
3303 * config/i386/i386.c (struct processor_costs btver1_cost): New
3305 (m_BTVER1): New definition.
3306 (m_AMD_MULTIPLE): Includes m_BTVER1.
3307 (initial_ix86_tune_features): Add btver1 tune.
3308 (processor_target_table): Add btver1 entry.
3309 (static const char *const cpu_names): Add btver1 entry.
3310 (software_prefetching_beneficial_p): Add btver1.
3311 (ix86_option_override_internal): Add btver1 instruction sets.
3312 (ix86_issue_rate): Add btver1.
3313 (ix86_adjust_cost): Add btver1.
3314 * config/i386/i386.h (TARGET_BTVER1): New definition.
3315 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3316 (enum processor_type): Add PROCESSOR_BTVER1.
3317 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3319 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3322 * config/i386/i386.c (legitimize_tls_address)
3323 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3324 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3325 (tls_initial_exec_64_sun): New pattern.
3327 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3329 * doc/invoke.texi (Overall Options): Improve wording and markup
3330 of the description of -wrapper.
3332 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3334 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3335 rdynamic, threads): New Driver options.
3337 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3340 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3341 if coming from .tdata.
3342 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3344 2011-01-06 Jan Hubicka <jh@suse.cz>
3347 * collect2.c (main): Do not enable LTOmode when plugin is active.
3349 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3352 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3353 --version output if supported.
3354 * configure: Regenerate.
3356 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3358 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3361 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3364 * c-convert.c (convert): When converting a complex expression
3365 other than COMPLEX_EXPR to a different complex type, ensure
3366 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3367 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3368 when converting COMPLEX_TYPE.
3370 2011-01-06 Ira Rosen <irar@il.ibm.com>
3372 PR tree-optimization/47139
3373 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3374 only the last reduction value is used outside the loop. Update
3377 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3379 * config/rtems.opt: New.
3380 * config.gcc (*-*-rtems*): Use rtems.opt.
3382 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3384 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3385 processors do not support 3DNow instructions.
3387 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3389 * config/spu/spu.c (spu_option_override): Set parameter
3390 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3392 2011-01-05 Jan Hubicka <jh@suse.cz>
3394 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3395 at the command line.
3397 2011-01-05 Martin Jambor <mjambor@suse.cz>
3400 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3401 deltas on streamed outgoing edges.
3402 (output_node_opt_summary): Output info for outgoing edges only when
3403 the node is in new parameter set.
3404 (output_cgraph_opt_summary): New parameter set, passed to the two
3405 aforementioned functions. Update its forward declaration and its
3408 2011-01-05 Tom Tromey <tromey@redhat.com>
3410 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3411 operator to c_finish_omp_atomic.
3412 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3413 (build_unary_op): Update.
3414 (build_modify_expr): Update.
3415 (build_asm_expr): Update.
3417 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3419 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3420 newly inserted insns.
3422 (spu_emit_branch_hint): Likewise.
3423 (insert_hbrp_for_ilb_runout): Likewise.
3424 (spu_machine_dependent_reorg): Call df_finish_pass after
3425 schedule_insns returns.
3427 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3429 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3431 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3433 PR tree-optimization/47005
3434 * tree-sra.c (struct access): Add 'non_addressable' bit.
3435 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3436 (decide_one_param_reduction): Return 0 if the parameter is passed by
3437 reference and one of the accesses in the group is non_addressable.
3439 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3441 PR tree-optimization/47056
3442 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3443 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3444 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3446 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3448 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3449 initializer. Skip view conversions from aggregate types.
3451 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3454 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3456 2011-01-04 Philipp Thomas <pth@suse.de>
3458 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3461 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3463 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3464 on empty epilogue sequences.
3466 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3468 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3469 non-static): New Driver options.
3471 2011-01-04 Jie Zhang <jie@codesourcery.com>
3474 * gcc.c (default_compilers[]): Set combinable field to 0
3475 for all assembly languages.
3477 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3479 * config/mips/loongson3a.md: New file.
3480 * config/mips/mips.md: Include loongson3a.md.
3481 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3484 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3487 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3488 instead of convert_memory_address_addr_space on the base expression.
3490 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3492 * config/spu/spu.c (spu_option_override): Update error text
3493 for bad -march= / -mtune= values.
3495 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3497 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3498 if branch-hint optimization will be performed.
3500 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3502 PR tree-optimization/47148
3503 * ipa-split.c (split_function): Convert arguments to
3504 DECL_ARG_TYPE if possible.
3506 PR tree-optimization/47155
3507 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3510 PR rtl-optimization/47157
3511 * combine.c (try_combine): If undobuf.other_insn becomes
3512 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3513 and set *new_direct_jump_p too.
3515 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3517 PR tree-optimization/47021
3518 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3520 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3522 * gcc.c (process_command): Update copyright notice dates.
3523 * gcov.c (print_version): Likewise.
3524 * gcov-dump.c (print_version): Likewise.
3525 * mips-tfile.c (main): Likewise.
3526 * mips-tdump.c (main): Likewise.
3528 2011-01-03 Martin Jambor <mjambor@suse.cz>
3530 PR tree-optimization/46801
3531 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3532 aggregate fields start at byte boundary instead of the bit-field flag.
3534 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3537 * gcc.c (main): Revert revision 168407.
3539 2011-01-03 Martin Jambor <mjambor@suse.cz>
3541 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3543 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3545 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3546 vector optab to expand vector/scalar shift, update gimple to vector.
3548 2011-01-03 Martin Jambor <mjambor@suse.cz>
3550 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3553 2011-01-03 Martin Jambor <mjambor@suse.cz>
3555 PR tree-optimization/46984
3556 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3558 (cgraph_create_indirect_edge): Fixed line length.
3559 (cgraph_indirect_call_info): Declare.
3560 (cgraph_make_edge_direct) Update declaration.
3561 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3562 (cgraph_create_indirect_edge): Use it.
3563 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3565 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3566 the new thunk_delta representation.
3567 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3569 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3570 (ipa_read_indirect_edge_info): Likewise.
3571 * lto-cgraph.c (output_edge_opt_summary): New function.
3572 (output_node_opt_summary): Call it on all outgoing edges.
3573 (input_edge_opt_summary): New function.
3574 (input_node_opt_summary): Call it on all outgoing edges.
3576 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3579 * gcc.c (main): Don't check have_o when settting combine_inputs.
3581 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3583 * regrename.c: Add general comment describing the pass.
3584 (struct du_head): Remove 'length' field.
3585 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3586 (regrename_optimize): Do not sort chains. Rework comments, add others.
3587 Force renaming to the preferred class (if any) in the first pass and do
3588 not consider registers that belong to it in the second pass.
3589 (create_new_chain): Do not set 'length' field.
3590 (scan_rtx_reg): Likewise.
3592 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3594 PR tree-optimization/47140
3595 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3596 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3599 PR rtl-optimization/47028
3600 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3601 parm_birth_insn instead of at the beginning of first bb.
3603 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3605 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3606 Remove the word "see" before "@pxref".
3607 * doc/rtl.texi: Remove the word "see" before "@pxref".
3609 2011-01-01 Jan Hubicka <jh@suse.cz>
3611 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3614 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3617 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3620 Copyright (C) 2011 Free Software Foundation, Inc.
3622 Copying and distribution of this file, with or without modification,
3623 are permitted in any medium without royalty provided the copyright
3624 notice and this notice are preserved.