1 2011-02-15 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
5 if frame size is 0 in a leaf function.
7 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10 * config/alpha/host-osf.c: New file.
11 * config/alpha/x-osf: New file.
12 * config.host (alpha*-dec-osf*): Use it.
14 2011-02-14 Anatoly Sokolov <aesok@post.ru>
16 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
17 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
18 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
19 (rx_mode_dependent_address_p): ...this. Make static. Change argument
21 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
23 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
25 * config/stormy16/constraints.md: New file.
26 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
27 Use satisfies_constraint_Q and satisfies_constraint_R.
28 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
30 (xstormy16_legitiamte_address_p): Declare.
31 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
32 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
33 (EXTRA_CONSTRAINT): Delete.
34 * config/stormy16/stormy16.c (xstormy16_legitiamte_address_p):
36 (xstormy16_extra_constraint_p): Delete.
38 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
40 PR tree-optimization/46494
41 * loop-unroll.c (split_edge_and_insert): Adjust comment.
42 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
43 (pass_rtl_loop_done): Add TODO_verify_flow.
44 * fwprop.c (pass_rtl_fwprop): Likewise.
45 * modulo-sched.c (pass_sms): Likewise.
46 * tree-ssa-dom.c (pass_dominator): Likewise.
47 * tree-ssa-loop-ch.c (pass_ch): Likewise.
48 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
49 (pass_tree_loop_done): Likewise.
50 * tree-ssa-pre.c (execute_pre): Likewise.
51 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
52 * tree-ssa-sink.c (pass_sink_code): Likewise.
53 * tree-vrp.c (pass_vrp): Likewise.
55 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
57 * config/v850/constraints.md: New file.
58 * config/v850/v850.md: Include it.
59 * config/v850/predicates.md (reg_or_0_operand): Use
60 satisfies_constraint_G.
61 (special_symbolref_operand): Use satisfies_constraint_K.
62 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
63 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
64 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
65 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
66 (EXTRA_CONSTRAINT): Delete.
67 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
68 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
69 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
71 2011-02-14 Anatoly Sokolov <aesok@post.ru>
74 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
77 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
79 * config/mcore/constraints.md: New file.
80 * config/mcore/mcore.md: Include it.
81 * config/mcore/mcore.c (reg_class_from_letter): Delete.
82 * config/mcore/mcore.h (reg_class_from_letter): Delete.
83 (REG_CLASS_FROM_LETTER): Delete.
84 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
85 insn_const_int_ok_for_constraint.
86 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
87 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
88 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
89 (EXTRA_CONSTRAINT): Delete.
91 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
94 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
95 (IS_SIGHANDLER): Define.
96 (sparc64_is_sighandler): New function, split off from
97 sparc64_fallback_frame_state.
98 (sparc_is_sighandler): New function, split off from
99 sparc_fallback_frame_state.
100 (sparc64_fallback_frame_state): Merge with ...
101 (sparc_fallback_frame_state): ... this into ...
102 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
103 Change new_cfa to long.
104 Remove regs_off, fpu_save_off, fpu_save.
105 Define nframes, mctx.
106 Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of
109 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
111 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
114 2011-02-14 Andriy Gapon <avg@freebsd.org>
117 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
119 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
121 * configure: Regenerate.
123 2011-02-12 Joseph Myers <joseph@codesourcery.com>
126 * gcc.c (asm_options): Correct spec matching --target-help.
128 2011-02-12 Martin Jambor <mjambor@suse.cz>
130 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
131 to gimple call error.
133 2011-02-12 Mike Stump <mikestump@comcast.net>
135 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
136 comments in backslash regions.
138 2011-02-12 Mike Stump <mikestump@comcast.net>
139 Jakub Jelinek <jakub@redhat.com>
140 Iain Sandoe <iains@gcc.gnu.org>
143 * dwarf2out.c (output_cfa_loc): When required, apply the
144 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
145 (output_loc_sequence): Likewise.
146 (output_loc_operands_raw): Likewise.
147 (output_loc_sequence_raw): Likewise.
148 (output_cfa_loc): Likewise.
149 (output_loc_list): Suppress register number adjustment when
150 calling output_loc_sequence()
151 (output_die): Likewise.
153 2011-02-12 Anatoly Sokolov <aesok@post.ru>
155 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
157 * config/xtensa/xtensa.c (xtensa_register_move_cost,
158 xtensa_memory_move_cost): New functions.
159 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
161 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
164 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
165 in the current directory.
166 * configure: Rebuilt.
168 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
170 * config/darwin.c (darwin_override_options): Add a hunk missed
171 from the commit of r168571. Trim comment line lengths and
172 correct indents of the preceding block.
174 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
176 * gcc.c (driver_handle_option): Concatenate the argument to -F with
179 2011-02-11 Joseph Myers <joseph@codesourcery.com>
181 * common.opt (nostartfiles): New Driver option.
183 2011-02-11 Xinliang David Li <davidxl@google.com>
185 PR tree-optimization/47707
186 * tree-chrec.c (convert_affine_scev): Keep type precision.
188 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
190 PR tree-optimization/47420
191 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
193 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
195 PR rtl-optimization/47614
196 * rtl.h (check_for_inc_dec): Declare.
197 * dse.c (check_for_inc_dec): Externalize...
198 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
199 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
201 2011-02-11 Joseph Myers <joseph@codesourcery.com>
204 * gcc.c (main): Do not compile inputs if there were errors in
206 * opts-common.c (read_cmdline_option): Check for wrong language
207 after other error checks.
209 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
211 * cgraph.c: Fix comment typos.
212 * cgraph.h: Likewise.
213 * cgraphunit.c: Likewise.
214 * ipa-cp.c: Likewise.
215 * ipa-inline.c: Likewise.
216 * ipa-prop.c: Likewise.
217 * ipa-pure-const.c: Likewise.
218 * ipa-ref.c: Likewise.
219 * ipa-reference.c: Likewise.
221 2011-02-11 Jakub Jelinek <jakub@redhat.com>
224 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
226 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
229 * doc/sourcebuild.texi (Require Support): Document
230 dg-require-ascii-locale.
232 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
234 * doc/lto.texi (Write summary): Fix missing parentheses.
236 2011-02-10 DJ Delorie <dj@redhat.com>
238 * config/m32c/m32c.c (m32c_option_override): Disable
239 -fcombine-stack-adjustments until flag value tracking and compare
240 optimization can be rewritten.
242 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
244 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
246 (PROCESSOR_DEFAULT64): Likewise.
248 2011-02-10 Richard Henderson <rth@redhat.com>
250 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
251 change from 2011-02-03.
252 * config/rx/rx.c (flags_from_code): Likewise.
253 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
254 is valid, n/pz otherwise.
255 (rx_select_cc_mode): Return CCmode if Y is not zero.
257 2011-02-10 Richard Guenther <rguenther@suse.de>
259 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
261 2011-02-10 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/47677
264 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
266 2011-02-10 Jakub Jelinek <jakub@redhat.com>
269 * combine.c (make_compound_operation): Only change shifts into
270 multiplication for SCALAR_INT_MODE_P.
272 2011-02-10 Jie Zhang <jie@codesourcery.com>
276 2011-02-05 Jie Zhang <jie@codesourcery.com>
278 * web.c (entry_register): Don't clobber the number of the
279 first uninitialized reference in used[].
281 2011-02-09 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/47664
284 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
287 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
291 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
293 (PROCESSOR_DEFAULT64): Same.
294 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
296 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
298 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
300 2011-02-09 Martin Jambor <mjambor@suse.cz>
303 * tree-sra.c (struct access): New flags grp_scalar_read and
304 grp_scalar_write. Changed description of assignment read and write
306 (dump_access): Dump new flags, reorder all of them.
307 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
308 to detect multiple scalar reads.
309 (analyze_access_subtree): Use the new scalar read write flags instead
310 of the old flags. Adjusted comments.
312 2011-02-08 DJ Delorie <dj@redhat.com>
315 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
318 2011-02-08 Joseph Myers <joseph@codesourcery.com>
320 * config/m68k/uclinux.opt: New.
321 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
323 2011-02-08 Joseph Myers <joseph@codesourcery.com>
325 * config/cris/elf.opt (sim): New Driver option.
327 2011-02-08 Joseph Myers <joseph@codesourcery.com>
329 * config/xtensa/elf.opt: New.
330 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
332 2011-02-08 Joseph Myers <joseph@codesourcery.com>
334 * config/vax/elf.opt: New.
335 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
337 2011-02-08 Joseph Myers <joseph@codesourcery.com>
339 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
341 2011-02-08 Joseph Myers <joseph@codesourcery.com>
343 * config/gnu-user.opt: New.
344 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
345 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
346 *-*-uclinux*): Use gnu-user.opt.
348 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
350 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
351 * config/i386/gnu.h (CPP_SPEC): Likewise.
353 2011-02-08 Ian Lance Taylor <iant@google.com>
355 * common.opt (fcx-limited-range): Add SetByCombined flag.
356 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
357 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
358 (fassociative-math, freciprocal-math): Likewise.
359 (funsafe-math-optimizations): Likewise.
360 * opth-gen.awk: Handle SetByCombined.
361 * optc-gen.awk: Likewise.
362 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
363 (set_unsafe_math_optimizations_flags): Likewise.
364 * doc/options.texi (Option properties): Document SetByCombined.
366 2011-02-08 Joseph Myers <joseph@codesourcery.com>
368 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
369 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
370 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
371 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
372 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
374 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
376 PR tree-optimization/46834
377 PR tree-optimization/46994
378 PR tree-optimization/46995
379 * graphite-sese-to-poly.c (used_outside_reduction): New.
380 (detect_commutative_reduction): Call used_outside_reduction.
381 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
382 translate_scalar_reduction_to_array only when at least one
383 loop-phi/close-phi tuple has been detected.
385 2011-02-08 Richard Guenther <rguenther@suse.de>
388 * tree-vect-generic.c (expand_vector_operations_1): Update
390 (expand_vector_operations): ... not here. Cleanup EH info
391 and the CFG if required.
393 2011-02-08 Richard Guenther <rguenther@suse.de>
395 PR tree-optimization/47641
396 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
397 require type compatibility.
399 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
401 * gimple-low.c (lower_function_body): Don't remove the location of
402 the return statement here.
403 (lower_gimple_return): Do it here instead but only if the return
404 statement is actually used twice.
406 2011-02-08 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/47632
409 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
410 unused up_to_stmt parameter, return whether cfg-cleanup is
411 necessary, remove EH info properly.
412 (forward_propagate_into_gimple_cond): Adjust caller.
413 (forward_propagate_into_cond): Likewise.
414 (forward_propagate_comparison): Likewise.
415 (tree_ssa_forward_propagate_single_use_vars): Make
416 forward_propagate_comparison case similar to the two others.
418 2011-02-08 Nick Clifton <nickc@redhat.com>
420 * config/mn10300/mn10300.opt (mliw): New command line option.
421 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
422 (liw_bundling): New automaton.
423 (liw): New attribute.
424 (liw_op): New attribute.
425 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
426 (movsi_internal): Add LIW attributes.
430 (addsi3): Separate register and immediate alternatives.
438 * config/mn10300/mn10300.c (liw_op_names): New
439 (mn10300_print_operand): Handle 'W' operand descriptor.
440 (extract_bundle): New function.
441 (check_liw_constraints): New function.
442 (liw_candidate): New function.
443 (mn10300_bundle_liw): New function.
444 (mn10300_reorg): New function.
445 (TARGET_MACHINE_DEPENDENT_REORG): Define.
446 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
447 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
448 __LIW__ or __NO_LIW__.
449 * doc/invoke.texi: Describe the -mliw command line option.
451 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
453 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
454 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
455 pthread_mutex_unlock): Remove.
456 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
457 * config/pa/t-pa64: Likewise.
458 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
459 shared libc if not linking against libpthread.
460 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
462 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
465 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
466 on 10.6 and later to ensure that we always use the unwinder from
467 the system. Only add -no_compact_unwind when tarteting darwin
470 2011-02-07 Steve Ellcey <sje@cup.hp.com>
473 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
474 (vec_interleave_lowv2sf): Ditto.
475 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
476 (vec_extract_oddv2sf): Ditto.
478 2011-02-07 Mike Stump <mikestump@comcast.net>
481 Add __ieee_divdc3 entry point.
482 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
484 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
485 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
486 * config/darwin.c (darwin_rename_builtins): Add.
487 * config/darwin-protos.h (darwin_rename_builtins): Add.
489 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
492 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
495 2011-02-07 Mike Stump <mikestump@comcast.net>
497 * config/darwin.opt (mmacosx-version-min): Update default OS version.
499 2011-02-07 Denis Chertykov <chertykov@gmail.com>
502 * config/avr/libgcc.S (exit): Move .endfunc
504 2011-02-07 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/47615
507 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
508 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
509 (run_scc_vn): Initialize it.
510 (visit_reference_op_load): Use it.
511 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
513 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
515 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
516 DImode trapping arithmetic libfuncs.
518 2011-02-07 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/47621
521 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
523 (execute_update_addresses_taken): ... here. Make it more
524 conservative in what we accept.
526 2011-02-06 Joseph Myers <joseph@codesourcery.com>
528 * config/sparc/freebsd.h (ASM_SPEC): Define.
529 * config/sparc/vxworks.h (ASM_SPEC): Define.
531 2011-02-06 Joseph Myers <joseph@codesourcery.com>
533 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
535 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
537 * doc/invoke.texi: Remove reference to compiler internals from
540 * reg-notes.def: Remove REG_VALUE_PROFILE.
541 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
543 2011-02-05 Jakub Jelinek <jakub@redhat.com>
546 * varasm.c (default_section_type_flags): If decl is NULL,
547 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
549 2011-02-05 Jie Zhang <jie@codesourcery.com>
552 * web.c (entry_register): Don't clobber the number of the
553 first uninitialized reference in used[].
555 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
557 PR tree-optimization/46194
558 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
559 (build_classic_dist_vector_1): Do not represent classic distance
560 vectors when the access functions are variating in different loops.
562 2011-02-04 Joseph Myers <joseph@codesourcery.com>
564 * config/mips/iris6.opt: New.
565 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
567 2011-02-04 Richard Henderson <rth@redhat.com>
568 Steve Ellcey <sje@cup.hp.com>
571 * config/ia64/predicates.md (mux1_brcst_element): New.
572 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
573 * config/ia64/ia64.c (ia64_unpack_assemble): New.
574 (ia64_unpack_sign): New.
575 (ia64_expand_unpack): Rewrite using new routines.
576 (ia64_expand_widen_sum): Ditto.
577 (ia64_expand_dot_prod_v8qi): Ditto.
578 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
579 routines, add endian check.
580 (pmpy2_even): Rename from pmpy2_r, add endian check.
581 (pmpy2_odd): Rename from pmpy2_l, add endian check.
582 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
583 (vec_widen_smult_hi_v4hi): Ditto.
584 (vec_widen_umult_lo_v4hi): Ditto.
585 (vec_widen_umult_hi_v4hi): Ditto.
586 (mulv2si3): Change endian checks.
587 (sdot_prodv4hi): Rewrite with new calls.
588 (udot_prodv4hi): New.
589 (vec_pack_ssat_v4hi): Add endian check.
590 (vec_pack_usat_v4hi): Ditto.
591 (vec_pack_ssat_v2si): Ditto.
592 (max1_even): Rename from max1_r, add endian check.
593 (max1_odd): Rename from max1_l, add endian check.
594 (*mux1_rev): Format change.
598 (*mux1_brcst_v8qi): Use new predicate.
599 (vec_extract_evenv8qi): Remove endian check.
600 (vec_extract_oddv8qi): Ditto.
601 (vec_interleave_lowv4hi): Format change.
602 (vec_interleave_highv4hi): Ditto.
603 (mix2_even): Rename from mix2_r, add endian check.
604 (mix2_odd): Rename from mux2_l, add endian check.
605 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
606 (vec_extract_evenodd_helper): Format change.
607 (vec_extract_evenv4hi): Remove endian check.
608 (vec_extract_oddv4hi): Remove endian check.
609 (vec_interleave_lowv2si): Format change.
610 (vec_interleave_highv2si): Format change.
611 (vec_initv2si): Remove endian check.
612 (vecinit_v2si): Add endian check.
613 (reduc_splus_v2sf): Add endian check.
614 (reduc_smax_v2sf): Ditto.
615 (reduc_smin_v2sf): Ditto.
616 (vec_initv2sf): Remove endian check.
617 (fpack): Add endian check.
618 (fswap): Add endian check.
619 (vec_interleave_highv2sf): Add endian check.
620 (vec_interleave_lowv2sf): Add endian check.
621 (fmix_lr): Add endian check.
622 (vec_setv2sf): Format change.
623 (*vec_extractv2sf_0_be): Use shift to extract operand.
624 (*vec_extractv2sf_1_be): New.
625 (vec_pack_trunc_v4hi): Add endian check.
626 (vec_pack_trunc_v2si): Format change.
628 2011-02-04 Jakub Jelinek <jakub@redhat.com>
631 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
632 do bb, locus and block comparison and disallow loads if it is not set.
633 (stmt_is_replaceable_p): New function.
634 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
636 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
637 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
639 * tree-flow.h (stmt_is_replaceable_p): New prototype.
641 2011-02-04 Joseph Myers <joseph@codesourcery.com>
643 * config/rs6000/xilinx.opt: New.
644 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
646 2011-02-04 Joseph Myers <joseph@codesourcery.com>
648 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
650 2011-02-03 Anatoly Sokolov <aesok@post.ru>
652 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
653 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
654 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
655 secondary_reload_info, xtensa_secondary_reload): Remove.
656 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
657 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
658 (xtensa_preferred_reload_class): Make static. Change return and
659 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
660 Use CONST_DOUBLE_P predicate.
661 (xtensa_preferred_output_reload_class): New function.
662 (xtensa_secondary_reload): Make static.
664 2011-02-03 Joseph Myers <joseph@codesourcery.com>
666 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
667 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
668 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
670 2011-02-03 Jakub Jelinek <jakub@redhat.com>
673 * output.h (SECTION_RELRO): Define.
674 (SECTION_MACH_DEP): Adjust.
675 (get_variable_section): New prototype.
676 * varpool.c (varpool_finalize_named_section_flags): New function.
677 (varpool_assemble_pending_decls): Call it.
678 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
679 * cgraphunit.c (cgraph_output_in_order): Call
680 varpool_finalize_named_section_flags.
681 * varasm.c (get_section): Allow section flags conflicts between
682 relro and read-only sections if the section hasn't been declared yet.
683 Set SECTION_OVERRIDE after diagnosing section type conflict.
684 (get_variable_section): No longer static.
685 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
686 readonly sections that need relocations.
687 (decl_readonly_section_1): New function.
688 (decl_readonly_section): Use it.
691 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
692 Steve Ellcey <sje@cup.hp.com>
695 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
696 if section attribute used.
698 2011-02-03 Jakub Jelinek <jakub@redhat.com>
700 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
701 * config/darwin.c (SECTION_NO_ANCHOR): Define.
702 (darwin_init_sections): Remove assertion.
704 2011-02-03 Nick Clifton <nickc@redhat.com>
706 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
708 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
709 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
710 instead of "n" and "pz".
711 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
714 2011-02-03 Jakub Jelinek <jakub@redhat.com>
717 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
718 fma, expand FMA_EXPR as fma{,f,l} call.
721 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
722 copy them into a unsigned char variable and pass address of it to
723 lto_output_data_stream.
726 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
727 around backend_init_target and lang_dependent_init_target calls.
728 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
729 (verify_cgraph_node): Don't call set_cfun here. Use
730 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
731 Set error_found for incorrectly represented calls to thunks.
733 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
736 PR rtl-optimization/43494
737 * rtl.h (for_each_inc_dec_fn): New type.
738 (for_each_inc_dec): Declare.
739 * rtlanal.c (struct for_each_inc_dec_ops): New type.
740 (for_each_inc_dec_find_inc_dec): New fn.
741 (for_each_inc_dec_find_mem): New fn.
742 (for_each_inc_dec): New fn.
743 * dse.c (struct insn_size): Remove.
744 (replace_inc_dec, replace_inc_dec_mem): Remove.
745 (emit_inc_dec_insn_before): New fn.
746 (check_for_inc_dec): Use it, along with for_each_inc_dec.
747 (canon_address): Pass mem modes to cselib_lookup.
748 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
749 (cselib_lookup_from_insn): Likewise.
750 (cselib_subst_to_values): Likewise.
751 * cselib.c (find_slot_memmode): New var.
752 (cselib_find_slot): New fn. Use it instead of
753 htab_find_slot_with_hash everywhere.
754 (entry_and_rtx_equal_p): Use find_slot_memmode.
755 (autoinc_split): New fn.
756 (rtx_equal_for_cselib_p): Rename and implement in terms of...
757 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
758 Deal with autoinc. Special-case recursion into MEMs.
759 (cselib_hash_rtx): Likewise.
760 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
761 address and MEM modes.
762 (cselib_subst_to_values): Add memmode, pass it on.
764 (cselib_lookup): Add memmode argument, pass it on.
765 (cselib_lookup_from_insn): Add memmode.
766 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
767 (struct cselib_record_autoinc_data): New.
768 (cselib_record_autoinc_cb): New fn.
769 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
770 mode to cselib_lookup. Reset autoinced REGs here instead of...
771 (cselib_process_insn): ... here.
772 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
774 (add_uses): Likewise, also to cselib_subst_to_values.
775 (add_stores): Likewise.
776 * sched-deps.c (add_insn_mem_dependence): Pass mode to
777 cselib_subst_to_values.
778 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
779 * gcse.c (do_local_cprop): Adjusted.
780 * postreload.c (reload_cse_simplify_set): Adjusted.
781 (reload_cse_simplify_operands): Adjusted.
782 * sel-sched-dump (debug_mem_addr_value): Pass mode.
784 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
786 PR tree-optimization/45122
787 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
788 unsafe assumptions when there's more than one loop exit.
790 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
793 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
794 Document using vector double with the load/store builtins, and
795 that the load/store builtins always use Altivec instructions.
797 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
798 to use altivec memory instructions, even on VSX.
799 (vector_altivec_store_<mode>): Ditto.
801 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
804 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
805 V2DF, V2DI support to load/store overloaded builtins.
807 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
808 altivec load/store builtins for V2DF/V2DI types.
810 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
811 set avoid indexed addresses on power6 if -maltivec.
812 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
813 vector_altivec_load/vector_altivec_store builtins.
814 (altivec_expand_st_builtin): Ditto.
815 (altivec_expand_builtin): Add VSX memory builtins.
816 (rs6000_init_builtins): Add V2DI types to internal types.
817 (altivec_init_builtins): Add support for V2DF/V2DI altivec
819 (rs6000_address_for_altivec): Insure memory address is appropriate
822 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
823 vec_vsx_ld and vec_vsx_st.
824 (vsx_store_<mode>): Ditto.
826 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
827 variables to hold long long types for VSX vector memory builtins.
828 (RS6000_BTI_unsigned_long_long): Ditto.
829 (long_long_integer_type_internal_node): Ditti.
830 (long_long_unsigned_type_internal_node): Ditti.
832 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
833 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
834 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
836 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
840 2011-02-02 Joseph Myers <joseph@codesourcery.com>
842 * config/pa/pa-hpux10.opt: New.
843 * config/hpux11.opt (pthread): New Driver option.
844 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
845 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
847 2011-02-02 Joseph Myers <joseph@codesourcery.com>
849 * config/ia64/vms.opt: New.
850 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
852 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
855 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
856 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
858 (vsx_floatuns<VSi><mode>2): Ditto.
859 (vsx_fix_trunc<mode><VSi>2): Ditto.
860 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
862 2011-02-02 Joseph Myers <joseph@codesourcery.com>
864 * config/i386/djgpp.opt (posix): New Driver option.
866 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
868 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
869 Move to the unsupported targets list.
871 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
873 PR rtl-optimization/47525
874 * df-scan.c: Update copyright years.
875 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
876 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
878 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
880 * config/i386/sysv4.h (TARGET_VERSION): Remove.
881 (SUBTARGET_RETURN_IN_MEMORY): Remove.
882 (ASM_OUTPUT_ASCII): Remove.
883 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
885 2011-02-02 Jeff Law <law@redhat.com>
888 * reload.c (find_reloads_address): Handle reg+d address where both
889 components are invalid by reloading the entire address.
891 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
892 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/40979
896 * passes.c (init_optimization_passes): After LIM call copy_prop
898 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
900 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
902 PR tree-optimization/47576
903 PR tree-optimization/47555
904 * doc/invoke.texi (scev-max-expr-complexity): Documented.
905 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
906 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
907 * tree-scalar-evolution.c (follow_ssa_edge): Use
908 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
910 2011-02-02 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/47566
913 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
915 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
919 * tree-inline.c (declare_return_variable): Remove unused caller
924 * tree-flow-inline.h (clear_is_used, is_used_p): New.
925 * cfgexpand.c (account_used_vars_for_block): Use them.
926 * tree-nrv.c (tree_nrv): Likewise.
927 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
928 (dump_scope_block): Likewise.
929 (remove_unused_locals): Likewise.
933 * tree-inline.c (declare_return_variable): Add result decl to
934 local decls only once.
935 * gimple-low.c (record_vars_into): Mark newly-created variables
938 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
944 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
946 (no_real_insns_p, schedule_block, set_priorities): Drop special
947 treatment of boundary debug insns.
948 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
949 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
950 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
951 (BOUNDARY_DEBUG_INSN_P): Likewise.
952 (SCHEDULE_DEBUG_INSN_P): Likewise.
953 * sched-rgn.c (init_ready_list): Drop special treatment of
954 boundary debug insns.
955 * final.c (rest_of_clean_state): Clear notes' BB.
957 2011-02-01 Joseph Myers <joseph@codesourcery.com>
959 * config/openbsd.opt (assert=): New Driver option.
961 2011-02-01 Joseph Myers <joseph@codesourcery.com>
963 * config/i386/nto.opt: New.
964 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
966 2011-02-01 Joseph Myers <joseph@codesourcery.com>
968 * config/i386/netware.opt: New.
969 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
971 2011-02-01 Joseph Myers <joseph@codesourcery.com>
973 * config/interix.opt (posix): New Driver option.
975 2011-02-01 DJ Delorie <dj@redhat.com>
977 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
979 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
982 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
984 PR tree-optimization/47561
985 * toplev.c (process_options): Print the Graphite flags. Add
986 flag_loop_flatten to the list of options requiring Graphite.
988 2011-02-01 Joseph Myers <joseph@codesourcery.com>
990 * config/i386/cygming.opt (posix): New Driver option.
992 2011-02-01 Joseph Myers <joseph@codesourcery.com>
994 * config/arm/vxworks.opt: New.
995 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
997 2011-02-01 Joseph Myers <joseph@codesourcery.com>
999 * config/alpha/elf.opt: New.
1000 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1001 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1003 2011-02-01 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/47559
1006 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1007 store-motion on references that can throw.
1009 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1011 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1012 * tree-pass.h (TDF_CSELIB): New macro.
1013 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1014 cselib_lookup): Check for it rather than for TDF_DETAILS.
1016 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1019 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1022 * opts.c (finish_options): Don't add x_aux_base_name if it is
1025 2011-02-01 Richard Guenther <rguenther@suse.de>
1027 PR tree-optimization/47555
1029 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1031 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1033 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1036 * config/lm32/t-lm32: Add multilib for all CPU options.
1038 2011-02-01 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/47541
1041 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1042 sure to have a field at offset zero.
1044 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1046 * config/arc/arc.opt (EB, EL): New Driver options.
1048 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1050 * config/alpha/osf5.opt: New.
1051 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1053 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1055 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1057 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1059 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1061 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1062 is an alias of -floop-interchange and that it requires the
1063 Graphite infrastructure.
1064 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1065 flag_loop_interchange based on the value of flag_tree_loop_linear.
1067 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1068 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/47538
1071 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1072 type instead of r1type, except for comparisons. For right
1073 shifts and comparisons punt if there are mismatches in
1074 sizetype vs. non-sizetype types.
1076 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1078 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1081 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1083 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1085 * configure: Regenerate.
1087 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1089 * configure.ac (gcc_cv_ld_static_option): Define.
1090 (gcc_cv_ld_dynamic_option): Define.
1091 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1093 (HAVE_LD_STATIC_DYNAMIC): Update message.
1094 (LD_STATIC_OPTION): Define.
1095 (LD_DYNAMIC_OPTION): Define.
1096 * configure: Regenerate.
1097 * config.in: Regenerate.
1098 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1099 HAVE_LD_STATIC_DYNAMIC]: Use them.
1101 2011-01-31 Nick Clifton <nickc@redhat.com>
1103 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1104 registers inside interrupt handlers if the handler is not a leaf
1107 2011-01-31 Nick Clifton <nickc@redhat.com>
1109 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1110 reg_renumber returning an INVALID_REGNUM.
1112 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1115 * doc/install.texi: Document host options discarded when cross
1116 configuring target libraries.
1118 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1121 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1124 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1126 (no_real_insns_p, schedule_block, set_priorities): Drop special
1127 treatment of boundary debug insns.
1128 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1129 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1130 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1131 (BOUNDARY_DEBUG_INSN_P): Likewise.
1132 (SCHEDULE_DEBUG_INSN_P): Likewise.
1133 * sched-rgn.c (init_ready_list): Drop special treatment of
1134 boundary debug insns.
1135 * final.c (rest_of_clean-state): Clear notes' BB.
1137 2011-01-31 Alan Modra <amodra@gmail.com>
1139 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1140 toc relative expressions as we do in print_operand_address.
1142 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1144 * doc/extend.texi: Follow spelling conventions.
1145 * doc/invoke.texi: Fix a typo.
1147 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1149 * config/hpux11.opt: New.
1150 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1151 ia64*-*-hpux*): Use hpux11.opt.
1153 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1155 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1158 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1160 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1163 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1165 * doc/install.texi (Binaries): Remove outdated reference for
1166 Motorola 68HC11/68HC12 downloads.
1168 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1170 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1173 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1176 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1179 2011-01-28 Ahmad Sharif <asharif@google.com>
1181 * value-prof.c (check_counter): Corrected error message.
1183 2011-01-29 Jie Zhang <jie@codesourcery.com>
1185 * config/arm/arm.c (arm_legitimize_reload_address): New.
1186 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1187 arm_legitimize_reload_address.
1188 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1190 2011-01-28 Ian Lance Taylor <iant@google.com>
1192 * godump.c (go_define): Ignore macros whose definitions include
1193 two adjacent operands.
1195 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1198 * varasm.c (force_const_mem): Store copy of x in desc->constant
1199 instead of x itself.
1200 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1201 itself into REG_EQUAL note.
1203 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1205 * config/freebsd.opt (posix, rdynamic): New Driver options.
1207 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1209 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1211 * configure: Regenerate.
1213 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1215 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1216 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1218 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1220 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1221 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1222 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1223 (s390_preferred_reload_class): Make static. Change return and
1224 'rclass' argument type to reg_class_t.
1226 2011-01-27 Jan Hubicka <jh@suse.cz>
1229 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1230 (process_function_and_variable_attributes): Check defined weakrefs.
1232 2011-01-27 Martin Jambor <mjambor@suse.cz>
1234 PR tree-optimization/47228
1235 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1236 build_ref_for_offset.
1238 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1240 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1242 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1244 PR rtl-optimization/46856
1245 * postreload.c (reload_combine_recognize_const_pattern): Do not
1246 separate cc0 setter and user on cc0 targets.
1248 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1251 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1252 passed a VOID_TYPE expression, immediately emit an error and
1253 return error_mark_node.
1255 2011-01-26 Jeff Law <law@redhat.com>
1257 PR rtl-optimization/47464
1258 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1259 rather than may_trap_p as needed.
1261 2011-01-26 DJ Delorie <dj@redhat.com>
1263 PR rtl-optimization/46878
1264 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1265 setter/user dependency as well.
1267 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1269 PR rtl-optimization/44469
1270 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1271 after removing trivially dead basic blocks.
1273 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1275 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1276 * config/frv/frv.h (LINK_SPEC): Likewise.
1277 * config/i386/netware.h (LINK_SPEC): Likewise.
1278 * config/m68k/linux.h (ASM_SPEC): Likewise.
1279 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1280 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1281 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1282 * config/sparc/linux.h (ASM_SPEC): Likewise.
1283 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1284 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1286 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1288 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1289 * config/frv/frv.h (ASM_SPEC): Likewise.
1290 * config/m68k/linux.h (ASM_SPEC): Likewise.
1291 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1292 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1293 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1294 * config/sparc/linux.h (ASM_SPEC): Likewise.
1295 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1296 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1298 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1300 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1301 * config/frv/frv.h (LINK_SPEC): Likewise.
1302 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1304 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1306 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1307 * config/frv/frv.h (ASM_SPEC): Likewise.
1308 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1309 * config/m68k/linux.h (ASM_SPEC): Likewise.
1310 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1311 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1312 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1313 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1314 * config/sparc/linux.h (ASM_SPEC): Likewise.
1315 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1316 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1317 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1319 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1322 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1324 (vec_extract_evenodd_help): Ditto.
1325 (vec_extract_evenv4hi): Ditto.
1326 (vec_extract_oddv4hi): Ditto.
1327 (vec_interleave_lowv2si): Ditto.
1328 (vec_interleave_highv2si): Ditto.
1329 (vec_extract_evenv2si): Ditto.
1330 (vec_extract_oddv2si: Ditto.
1331 (vec_pack_trunc_v2si): Ditto.
1333 2011-01-22 Jan Hubicka <jh@suse.cz>
1336 * cgraph.h (cgraph_local_info): New field can_change_signature.
1337 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1338 signature can change.
1339 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1341 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1342 (cgraph_function_versioning): We can not change signature of functions
1343 that don't allow that.
1344 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1345 (lto_input_node): Likewise.
1346 * ipa-inline.c (compute_inline_parameters): Compute
1347 local.can_change_signature.
1348 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1349 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1350 functions that can not change signature.
1351 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1352 init_cumulative_args): Do not use local calling conventions
1353 for functions that can not change signature.
1355 2011-01-22 Jan Hubicka <jh@suse.cz>
1357 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1359 2011-01-26 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/47190
1362 * cgraphunit.c (process_common_attributes): New function.
1363 (process_function_and_variable_attributes): Use it.
1365 2011-01-26 Richard Guenther <rguenther@suse.de>
1368 * cgraphbuild.c (record_eh_tables): Record reference to personality
1371 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1374 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1375 non-debug insns from moving up.
1377 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1380 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1381 t-dlldir{,-x} fragment for build and add it to tmake_file.
1382 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1383 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1384 * config/i386/t-dlldir: New file.
1385 (SHLIB_DLLDIR): Define.
1386 * config/i386/t-dlldir-x: New file.
1387 (SHLIB_DLLDIR): Define.
1388 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1389 (SHLIB_INSTALL): Use it.
1391 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1394 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1395 lower bound of the allowed Thumb-2 coprocessor load/store
1396 index range to -256. Add explaining comment.
1398 2011-01-25 Ian Lance Taylor <iant@google.com>
1400 * godump.c (go_define): Improve lexing of macro expansion to only
1401 accept expressions which match Go spec.
1403 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1406 * tree.c (handle_dll_attribute): Handle it.
1407 * doc/extend.texi (@item dllexport): Mention it.
1408 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1410 2011-01-25 Ian Lance Taylor <iant@google.com>
1412 PR tree-optimization/26854
1413 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1414 (decl_jump_unsafe): Move higher in file, with no other change.
1415 (bind): Set has_jump_unsafe_decl if appropriate.
1416 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1417 (check_earlier_gotos): Likewise.
1418 (c_check_switch_jump_warnings): Likewise.
1420 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1422 * doc/invoke.texi (Warning Options): Add missing hyphen.
1423 (-fprofile-dir): Minor grammatical fixes.
1424 (-fbranch-probabilities): Likewise.
1426 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1430 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1432 (no_real_insns_p, schedule_block, set_priorities): Drop special
1433 treatment of boundary debug insns.
1434 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1435 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1436 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1437 (BOUNDARY_DEBUG_INSN_P): Likewise.
1438 (SCHEDULE_DEBUG_INSN_P): Likewise.
1439 * sched-rgn.c (init_ready_list): Drop special treatment of
1440 boundary debug insns.
1441 * final.c (rest_of_clean-state): Clear notes' BB.
1443 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1445 * Makefile.in (LAMBDA_H): Removed.
1446 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1447 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1448 lambda-trans.o, and tree-loop-linear.o.
1449 (lto-symtab.o): Remove dependence on LAMBDA_H.
1450 (tree-loop-linear.o): Remove rule.
1451 (lambda-mat.o): Same.
1452 (lambda-trans.o): Same.
1453 (lambda-code.o): Same.
1454 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1455 (tree-vect-slp.o): Same.
1456 * hwint.h (gcd): Moved here.
1457 (least_common_multiple): Same.
1458 * lambda-code.c: Removed.
1459 * lambda-mat.c: Removed.
1460 * lambda-trans.c: Removed.
1461 * lambda.h: Removed.
1462 * tree-loop-linear.c: Removed.
1463 * lto-symtab.c: Do not include lambda.h.
1464 * omega.c (gcd): Removed.
1465 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1466 * tree-data-ref.c (print_lambda_vector): Moved here.
1467 (lambda_vector_copy): Same.
1468 (lambda_matrix_copy): Same.
1469 (lambda_matrix_id): Same.
1470 (lambda_vector_first_nz): Same.
1471 (lambda_matrix_row_add): Same.
1472 (lambda_matrix_row_exchange): Same.
1473 (lambda_vector_mult_const): Same.
1474 (lambda_vector_negate): Same.
1475 (lambda_matrix_row_negate): Same.
1476 (lambda_vector_equal): Same.
1477 (lambda_matrix_right_hermite): Same.
1478 * tree-data-ref.h: Do not include lambda.h.
1479 (lambda_vector): Moved here.
1480 (lambda_matrix): Same.
1481 (dependence_level): Same.
1482 (lambda_transform_legal_p): Removed declaration.
1483 (lambda_collect_parameters): Same.
1484 (lambda_compute_access_matrices): Same.
1485 (lambda_vector_gcd): Same.
1486 (lambda_vector_new): Same.
1487 (lambda_vector_clear): Same.
1488 (lambda_vector_lexico_pos): Same.
1489 (lambda_vector_zerop): Same.
1490 (lambda_matrix_new): Same.
1491 * tree-flow.h (least_common_multiple): Removed declaration.
1492 * tree-parloops.c (lambda_trans_matrix): Moved here.
1494 (LTM_ROWSIZE): Same.
1495 (LTM_COLSIZE): Same.
1496 (LTM_DENOMINATOR): Same.
1497 (lambda_trans_matrix_new): Same.
1498 (lambda_matrix_vector_mult): Same.
1499 (lambda_transform_legal_p): Same.
1500 * tree-pass.h (pass_linear_transform): Removed declaration.
1501 * tree-ssa-loop.c (tree_linear_transform): Removed.
1502 (gate_tree_linear_transform): Removed.
1503 (pass_linear_transform): Removed.
1504 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1505 flag_loop_interchange.
1507 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1509 PR tree-optimization/47265
1510 PR tree-optimization/47443
1511 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1512 if name still has some uses.
1514 2011-01-25 Martin Jambor <mjambor@suse.cz>
1516 PR tree-optimization/47382
1517 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1518 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1520 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1522 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1523 sjlj_except_unwind_info.
1525 2011-01-25 Richard Guenther <rguenther@suse.de>
1527 PR tree-optimization/47426
1528 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1529 visible functions results escape.
1531 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1534 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1535 (arm_get_frame_offsets): Use it.
1537 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1538 Jakub Jelinek <jakub@redhat.com>
1540 PR tree-optimization/47271
1541 * tree-if-conv.c (bb_postdominates_preds): New.
1542 (if_convertible_bb_p): Call bb_postdominates_preds.
1543 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1544 (predicate_scalar_phi): Call bb_postdominates_preds.
1546 2011-01-25 Nick Clifton <nickc@redhat.com>
1548 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1549 * config/rx/rx.c (rx_function_value): Likewise.
1550 (rx_promote_function_mode): Likewise.
1551 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1552 in order to make it legitimate.
1553 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1554 make sure that the first operand is the same as the result register.
1555 (addsi3_unspec): Delete.
1556 (subdi3): Do not accept immediate operands.
1557 (subdi3_internal): Likewise.
1559 2011-01-25 Jeff Law <law@redhat.com>
1561 PR rtl-optimization/37273
1562 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1563 handle them like argument loads from stack slots. Do not double
1564 count memory for memory constants and argument loads from stack slots.
1566 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1568 PR tree-optimization/47427
1569 PR tree-optimization/47428
1570 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1571 coalesce if the new root var would be TREE_READONLY.
1573 2011-01-25 Richard Guenther <rguenther@suse.de>
1576 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1577 correct type for TBAA.
1579 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1581 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1582 (close_phi_written_to_memory): Call for_each_index with
1583 dr_indices_valid_in_loop.
1585 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1587 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1588 when it is initialized.
1590 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1592 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1593 call to graphite_find_data_references_in_stmt.
1594 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1595 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1596 call to graphite_find_data_references_in_stmt.
1597 (analyze_drs_in_stmts): Same.
1598 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1599 in which the scalar analysis of indices is performed.
1600 (create_data_ref): Same. Update call to dr_analyze_indices.
1601 (find_data_references_in_stmt): Update call to create_data_ref.
1602 (graphite_find_data_references_in_stmt): Same.
1603 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1605 (create_data_ref): Same.
1606 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1607 call to create_data_ref.
1609 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-sese-to-poly.c (build_poly_scop): Move
1612 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1614 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1616 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1617 VAR_DECL, PARM_DECL, and RESULT_DECL.
1619 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1621 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1623 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1624 that have already been marked as PBB_IS_REDUCTION.
1626 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1628 * graphite-scop-detection.c (same_close_phi_node): New.
1629 (remove_duplicate_close_phi): New.
1630 (make_close_phi_nodes_unique): New.
1631 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1633 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1635 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1636 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1637 of both data references to be the same.
1639 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1641 * graphite-dependences.c (build_lexicographical_constraint): Remove
1643 (build_lexicographical_constraint): Adjust call to
1644 ppl_powerset_is_empty.
1645 (dependence_polyhedron): Same.
1646 (graphite_legal_transform_dr): Same.
1647 (graphite_carried_dependence_level_k): Same.
1648 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1650 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1652 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1654 * graphite-sese-to-poly.c
1655 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1656 (close_phi_written_to_memory): New.
1657 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1660 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1662 * doc/install.texi: Update the expected version number of PPL to 0.11.
1663 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1664 #if PPL_VERSION_MINOR < 11.
1666 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1668 * graphite-dependences.c: Include graphite-cloog-util.h.
1669 (new_poly_ddr): Inlined into dependence_polyhedron.
1670 (free_poly_ddr): Moved close by new_poly_ddr.
1671 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1672 Early return NULL when ppl_powerset_is_empty returns true.
1673 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1674 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1675 (graphite_legal_transform_dr): Call new_poly_ddr.
1676 (graphite_carried_dependence_level_k): Same.
1677 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1678 (dot_transformed_deps_stmt_1): Removed.
1679 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1680 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1681 (dot_deps_1): Call dot_deps_2.
1682 * Makefile.in (graphite-dependences.o): Add missing dependence on
1683 graphite-cloog-util.h.
1685 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1687 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1688 (build_lexicographical_constraint): Same.
1689 (dependence_polyhedron_1): Same.
1690 (graphite_legal_transform_dr): Same.
1691 (graphite_carried_dependence_level_k): Same.
1692 * graphite-ppl.c (ppl_powerset_is_empty): New.
1693 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1694 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1696 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1698 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1699 the "a followed by b" relation and document it.
1701 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1704 iteration when the bag of constraints is empty.
1706 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1708 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1710 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1712 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1713 nest and two loop depths as parameters.
1714 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1715 lst_perfect_nestify.
1717 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1719 * graphite-dependences.c (print_pddr): Call
1720 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1722 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1724 * graphite-ppl.c (debug_gmp_value): New.
1725 * graphite-ppl.h (debug_gmp_value): Declared.
1727 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1729 * doc/install.texi: Document availability of cloog-0.16.
1731 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1733 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1734 invalid postdominance info.
1736 2011-01-24 Jan Hubicka <jh@suse.cz>
1739 * doc/extend.texi (weak pragma): Drop claim that it must
1740 appear before definition.
1741 * varasm.c (merge_weak, declare_weak): Only sanity check
1742 that DECL is not output at a time it is declared weak.
1744 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1746 * machmode.def: Fixed comments.
1748 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1750 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1752 2011-01-24 Paul Koning <ni1d@arrl.net>
1754 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1757 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1760 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1761 (block_info): Add scanned and prev.
1762 (move_or_delete_vzeroupper_2): Return if the basic block
1763 has been scanned and the upper 128bit state is unchanged
1765 (move_or_delete_vzeroupper_1): Return true if the exit
1767 (move_or_delete_vzeroupper): Visit basic blocks using the
1768 work-list based algorithm based on vt_find_locations in
1771 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1773 2011-01-24 Nick Clifton <nickc@redhat.com>
1775 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1776 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1777 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1778 then define __v850e1__.
1779 * doc/invoke.texi: Document -mv850es.
1781 2011-01-24 Richard Henderson <rth@redhat.com>
1783 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1784 compound unordered comparisons.
1785 * config/rx/rx.c (rx_split_fp_compare): Remove.
1786 * config/rx/rx-protos.h: Update.
1787 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1788 (cbranchsf4): Don't call rx_split_fp_compare.
1789 (*cbranchsf4): Use rx_split_cbranch.
1790 (*cmpsf): Don't accept "i" constraint.
1791 (*conditional_branch): Only valid after reload.
1792 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1794 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1797 * config/rs6000/altivec.md (vector constant splitters): Add
1798 support for creating vector single precision constants if -mvsx is
1799 used and we would create the constant using Altivec primitives.
1801 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1802 Richard Sandiford <rdsandiford@googlemail.com>
1804 PR rtl-optimization/47166
1805 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1806 mechanism for PRE_MODIFY and POST_MODIFY.
1807 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1810 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1812 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1814 2011-01-22 Jan Hubicka <jh@suse.cz>
1817 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1819 2011-01-22 Jan Hubicka <jh@suse.cz>
1821 PR tree-optimization/43884
1823 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1824 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1826 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1828 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1829 * config/s390/s390.c (s390_register_move_cost,
1830 s390_memory_move_cost): New.
1831 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1833 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1836 * except.c (sjlj_assign_call_site_values): Move setting the
1837 crtl->uses_eh_lsda flag to ...
1838 (sjlj_mark_call_sites): ... here.
1839 (sjlj_emit_function_enter): Support NULL dispatch label.
1840 (sjlj_build_landing_pads): In a function with no landing pads
1841 that still has must-not-throw regions, generate code to register
1842 a personality function with empty LSDA.
1844 2011-01-21 Richard Henderson <rth@redhat.com>
1846 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1848 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1850 * compare-elim.c: New file.
1851 * Makefile.in (OBJS-common): Add it.
1852 (compare-elim.o): New.
1853 * common.opt (fcompare-elim): New.
1854 * opts.c (default_options_table): Add OPT_fcompare_elim.
1855 * tree-pass.h (pass_compare_elim_after_reload): New.
1856 * passes.c (init_optimization_passes): Add it.
1857 * recog.h: Protect against re-inclusion.
1858 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1859 * doc/invoke.texi (-fcompare-elim): Document it.
1860 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1861 * doc/tm.texi: Rebuild.
1863 2011-01-22 Nick Clifton <nickc@redhat.com>
1865 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1866 rx_split_fp_compare.
1868 2011-01-22 Nick Clifton <nickc@redhat.com>
1870 * config/rx/rx.md (UNSPEC_CONST): New.
1871 (deallocate_and_return): Wrap the amount popped off the stack in
1872 an UNSPEC_CONST in order to stop it being rejected by
1873 -mmax-constant-size.
1874 (pop_and_return): Add a "(return)" rtx.
1875 (call): Drop the immediate operand.
1876 (call_internal): Likewise.
1877 (call_value): Likewise.
1878 (call_value_internal): Likewise.
1879 (sibcall_internal): Likewise.
1880 (sibcall_value_internal): Likewise.
1881 (sibcall): Likewise. Generate an explicit call using
1883 (sibcall_value): Likewise.
1884 (mov<>): FAIL if a constant operand is not legitimate.
1885 (addsi3_unpsec): New pattern.
1887 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1888 (ok_for_max_constant): New function.
1889 (gen_safe_add): New function.
1890 (rx_expand_prologue): Use gen_safe_add.
1891 (rx_expand_epilogue): Likewise.
1892 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1895 2011-01-21 Jeff Law <law@redhat.com>
1897 PR tree-optimization/47053
1898 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1899 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1900 statements are deleted.
1901 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1902 is nonempty, then purge dead edges and cleanup the CFG.
1904 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1908 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1910 * tree-dfa.c (create_var_ann): Mark variable as used.
1912 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1915 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1916 notes from other section in hot/cold partitioning even if
1917 last_action is -3. Increment call_site_base.
1919 PR rtl-optimization/47366
1920 * fwprop.c (forward_propagate_into): Return bool. If
1921 any changes are made, -fnon-call-exceptions is used and
1922 REG_EH_REGION note is present, call purge_dead_edges
1923 and return true if it purged anything.
1924 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1925 any EH edges were purged.
1927 2011-01-21 Jeff Law <law@redhat.com>
1929 PR rtl-optimization/41619
1930 * caller-save.c (setup_save_areas): Break out code to determine
1931 which hard regs are live across calls by examining the reload chains
1932 so that it is always used.
1933 Eliminate code which checked REG_N_CALLS_CROSSED.
1935 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1937 PR tree-optimization/47355
1938 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1939 NOP has non-debug uses beyond PHIs in new_bb.
1941 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1944 * cfgexpand.c (account_used_vars_for_block): Only account vars
1945 that are annotated as used.
1946 (estimated_stack_frame_size): Don't set TREE_USED.
1947 * tree-dfa.c (create_var_ann): Mark variable as used.
1949 2011-01-21 Richard Guenther <rguenther@suse.de>
1952 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1954 2011-01-21 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/47365
1957 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1958 (vn_reference_lookup_pieces): Adjust.
1959 (vn_reference_lookup): Likewise.
1960 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1961 (vn_reference_lookup_3): Only look through kills if in
1962 VN_WALKREWRITE mode.
1963 (vn_reference_lookup_pieces): Adjust.
1964 (vn_reference_lookup): Likewise.
1965 (visit_reference_op_load): Likewise.
1966 (visit_reference_op_store): Likewise.
1967 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1968 (compute_avail): Likewise.
1969 (eliminate): Likewise.
1971 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1973 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1974 DECL_IGNORED_P non-reg vars if they are used.
1976 PR tree-optimization/47391
1977 * varpool.c (const_value_known_p): Return false if
1980 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1983 * config/i386/i386.c (ix86_local_alignment): Handle
1984 case for va_list_type_node is nil.
1985 (ix86_canonical_va_list_type): Likewise.
1987 2011-01-21 Alan Modra <amodra@gmail.com>
1989 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1990 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1992 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1994 * config/arm/arm.md (define_attr type): Rename f_load
1995 and f_store to f_fpa_load and f_fpa_store. Update.
1996 (write_conflict): Deal with rename fallout.
1997 (*push_fp_multi): Likewise.
1998 * config/arm/fpa.md (f_load): Use f_fpa_load.
1999 (f_store): Use f_fpa_store.
2000 (*movsf_fpa): Likewise.
2001 (*movdf_fpa): Likewise.
2002 (*movxf_fpa): Likewise.
2003 (*thumb2_movsf_fpa): Likewise.
2004 (*thumb2_movdf_fpa): Likewise.
2005 (*thumb2_movxf_fpa): Likewise.
2006 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2007 f_loadd and f_stored.
2008 (*thumb2_movdi_vfp): Likewise.
2009 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2010 (*thumb2_movsi_vfp): Likewise.
2011 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2012 Use f_loads instead of f_load.
2013 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2015 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2017 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2018 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2019 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2020 (xtensa_mode_dependent_address_p): New function.
2021 (constantpool_address_p): Make static. Change return type to bool.
2022 Change argument type to const_rtx. Use CONST_INT_P predicate.
2024 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2027 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2029 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2032 * cfgexpand.c (expand_debug_expr): Instead of generating
2033 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2036 2011-01-20 Richard Guenther <rguenther@suse.de>
2039 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2040 the pointer operand of MEM_REFs.
2042 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2044 PR tree-optimization/46130
2045 * ipa-split.c (consider_split): If return_bb contains non-virtual
2046 PHIs other than for retval or if split_function would not adjust it,
2049 2011-01-20 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/47167
2052 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2053 Revert previous change, only avoid enumeral type changes.
2055 2011-01-19 Mike Stump <mikestump@comcast.net>
2057 * doc/tm.texi.in (BRANCH_COST): Englishify.
2058 * doc/tm.texi (BRANCH_COST): Likewise.
2060 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2063 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2064 (gen_scheduled_generic_parms_dies): New functions.
2065 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2066 generation for the end of CU compilation.
2067 (dwarf2out_finish): Generate template parameters DIEs here.
2069 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2072 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2073 debug bind stmt on merge edges.
2075 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2079 * function.c (instantiate_expr): Instantiate incoming rtl of
2080 implicit arguments, and recurse on VALUE_EXPRs.
2081 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2082 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2084 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2086 * c-parser.c (c_parser_for_statement): Initialize
2087 collection_expression.
2089 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2091 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2093 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2095 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2096 (LINK_SHLIB_SPEC): Don't use %(link_path).
2097 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2099 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2101 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2102 (NO_SHARED_LIB_SUPPORT): Remove.
2103 (LINK_SHLIB_SPEC): Remove one conditional definition.
2105 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2107 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2109 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2110 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2111 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2112 %{call_shared} and conditionals on these options not being passed.
2113 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2116 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2118 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2121 * ipa-split.c: Spelling fixes.
2123 2011-01-19 Richard Henderson <rth@redhat.com>
2125 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2126 (*mulsi3): Likewise.
2128 * longlong.h [__mn10300__] (count_leading_zeros): New.
2129 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2130 [__mn10300__] (add_ssaaaa, subddmmss): New.
2131 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2132 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2134 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2136 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2138 2011-01-19 Richard Henderson <rth@redhat.com>
2140 * config/mn10300/mn10300.md (addsi3_flags): New.
2141 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2142 (subsi3_flags, subc_internal, subdi3): New.
2143 (subdi3_internal, *subdi3_degenerate): New.
2144 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2146 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2147 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2148 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2149 * config/mn10300/mn10300-protos.h: Update.
2150 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2151 (return_ret): Likewise. Rename from return_internal_regs.
2152 (return_internal): Remove.
2154 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2155 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2156 (mn10300_legitimate_constant_p): Likewise.
2157 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2158 (mn10300_frame_size): New.
2159 (mn10300_expand_prologue): Use it.
2160 (mn10300_expand_epilogue): Likewise.
2161 (mn10300_initial_offset): Likewise.
2162 * config/mn10300/mn10300-protos.h: Update.
2163 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2164 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2165 (prologue, epilogue, return_internal): Tidy output code.
2166 (mn10300_store_multiple_operation, return): Likewise.
2167 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2168 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2169 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2170 (load_pic, am33_load_pic): New.
2171 (mn10300_load_pic0, mn10300_load_pic1): New.
2173 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2174 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2175 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2176 (cc_flags_for_mode, cc_flags_for_code): New.
2177 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2178 overflow flag is not valid. Validate that the flags we need
2179 for the comparison are valid.
2180 (mn10300_output_cmp): Remove.
2181 (mn10300_output_add): New.
2182 (mn10300_select_cc_mode): Use cc_flags_for_code.
2183 (mn10300_split_cbranch): New.
2184 (mn10300_match_ccmode): New.
2185 (mn10300_split_and_operand_count): New.
2186 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2188 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2189 (addsi3): ... here. Use mn10300_output_add.
2190 (*addsi3_flags): New.
2191 (*am33_subsi3, *mn10300_subsi3): Merge...
2192 (subsi3): ... here. Use attribute isa.
2193 (*subsi3_flags): New.
2194 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2196 (*am33_andsi3, *mn10300_andsi3): Merge...
2198 (*andsi3_flags): New.
2199 (andsi3 splitters): New.
2200 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2202 (*iorsi3_flags): New.
2203 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2205 (*xorsi3_flags): New.
2206 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2207 (one_cmplsi2): ... here.
2208 (*one_cmplsi2_flags): New.
2209 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2210 instead of "dax" in constraints. Use mn10300_split_cbranch.
2211 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2212 use matching constraints to eliminate a self-comparison.
2213 (*integer_conditional_branch): Rename from integer_conditional_branch.
2214 Use int_mode_flags to match CC_REG.
2215 (*cbranchsi4_btst, *btstsi): New.
2216 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2217 mn10300_split_cbranch.
2218 (*am33_cmpsf): Rename from am33_cmpsf.
2219 (*float_conditional_branch): Rename from float_conditional_branch.
2220 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2221 (zero_extendqisi2): ... here.
2222 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2223 (zero_extendhisi2): ... here.
2224 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2225 (extendqisi2): ... here.
2226 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2227 (extendhisi2): ... here.
2228 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2229 (ashlsi3): ... here.
2230 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2231 (lshrsi3): ... here.
2232 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2233 (ashrsi3): ... here.
2234 (consecutive add peephole): Remove.
2235 * config/mn10300/predicates.md (label_ref_operand): New.
2236 (int_mode_flags): New.
2237 (CCZN_comparison_operator): New.
2239 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2240 (throughput_42_latency_43): New reservation.
2241 (mulsidi3, umulsidi3): New expanders.
2242 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2243 the MDR register to allocation; separately allocate the low and
2244 high parts of the DImode result.
2245 (umulsidi3_internal): Similarly.
2246 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2247 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2248 (udivsi3, umodsi3): Remove.
2249 (udivmodsi4, divmodsi4): New expanders.
2250 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2251 (*divmodsi4): Simiarly.
2252 (ext_internal): New.
2254 * config/mn10300/constraints.md ("z"): New constraint.
2255 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2256 (FIXED_REGISTERS): Don't fix MDR.
2257 (CALL_USED_REGSITERS): Reformat nicely.
2258 (REG_ALLOC_ORDER): Add MDR.
2259 (enum regclass): Add MDR_REGS.
2260 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2261 (IRA_COVER_CLASSES): Add MDR_REGS.
2262 (REGNO_REG_CLASS): Handle MDR_REG.
2263 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2264 (mn10300_register_move_cost): Likewise.
2265 * config/mn10300/mn10300.md (MDR_REG): New.
2266 (*movsi_internal): Handle moves to/from MDR_REGS.
2268 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2270 (mn10300_secondary_reload): Tidy combination reload classes.
2271 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2272 addresses for AM33. Allow symbolic offsets for reg+imm.
2273 (mn10300_regno_in_class_p): New.
2274 (mn10300_legitimize_reload_address): New.
2275 * config/mn10300/mn10300.h (enum reg_class): Remove
2276 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2277 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2279 (REG_CLASS_NAMES): Update to match.
2280 (REG_CLASS_CONTENTS): Likewise.
2281 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2282 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2283 (REGNO_IN_RANGE_P): Remove.
2284 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2285 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2286 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2287 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2288 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2289 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2290 (REGNO_GENERAL_P): New.
2291 (HAVE_POST_MODIFY_DISP): New.
2292 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2293 (LEGITIMIZE_RELOAD_ADDRESS): New.
2294 * config/mn10300/mn10300-protos.h: Update.
2296 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2297 DATA_REGS for AM33 stack-pointer destination.
2298 (mn10300_preferred_output_reload_class): Likewise.
2299 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2300 into a form appropriate for ...
2301 (TARGET_SECONDARY_RELOAD): New.
2302 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2303 * config/mn10300/mn10300-protos.h: Update.
2304 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2305 reload_insi; use the "A" constraint for the scratch; handle AM33
2306 moves of sp to non-address registers.
2308 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2309 (*movqi_internal): ... here.
2310 (*am33_movhi, *mn10300_movhi): Merge into...
2311 (*movhi_internal): ... here.
2312 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2313 as the source/destination of moves from/to SP.
2314 (movsf): Only allow for AM33-2.
2315 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2316 any integer constant constraint. Only allow for AM33-2. Tidy
2317 all of the alternative outputs.
2318 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2319 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2321 (udivsi3, umodsi3): New patterns for MN103 only.
2323 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2325 * doc/tm.texi.in: Spell out that a lack of register class unions
2327 * doc/tm.texi: Regenerate.
2329 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2331 PR rtl-optimization/47337
2332 * dce.c (check_argument_store): New function.
2333 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2335 PR tree-optimization/47290
2336 * tree-eh.c (infinite_empty_loop_p): New function.
2337 (cleanup_empty_eh): Use it.
2339 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2342 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2343 (a64_expand_widen_sum): Ditto.
2344 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2345 (vec_extract_evenodd_help): Ditto.
2346 (vec_extract_evenv4hi): Ditto.
2347 (vec_extract_oddv4hi): Ditto.
2348 (vec_extract_evenv2si): Ditto.
2349 (vec_extract_oddv2si): Ditto.
2350 (vec_extract_evenv2sf): Ditto.
2351 (vec_extract_oddv2sf): Ditto.
2352 (vec_pack_trunc_v4hi: Ditto.
2353 (vec_pack_trunc_v2si): Ditto.
2354 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2355 (vec_interleave_highv8qi): Ditto.
2357 (vec_extract_oddv8qi): Ditto.
2358 (vec_interleave_lowv4hi): Ditto.
2359 (vec_interleave_highv4hi): Ditto.
2360 (vec_interleave_lowv2si): Ditto.
2361 (vec_interleave_highv2si): Ditto.
2363 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2365 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2366 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2367 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2368 (pa_c_mode_for_suffix): New.
2369 (TARGET_EXPAND_BUILTIN): Define.
2370 (TARGET_C_MODE_FOR_SUFFIX): Define.
2371 (pa_builtins): Define.
2372 (pa_init_builtins): Register __float128 type and init new support
2374 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2375 * config/pa/quadlib.c (_U_Qfcopysign): New.
2377 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2380 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2381 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2384 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2386 PR tree-optimization/47179
2387 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2388 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2390 2011-01-18 Richard Guenther <rguenther@suse.de>
2392 PR rtl-optimization/47216
2393 * emit-rtl.c: Include tree-flow.h.
2394 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2395 of replicating it with different semantics.
2396 * Makefile.in (emit-rtl.o): Adjust.
2398 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2400 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2401 (cortex_a9_dp): Handle neon types correctly.
2403 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2405 PR rtl-optimization/47299
2406 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2407 subtarget. Use normal multiplication if both operands are constants.
2408 * expmed.c (expand_widening_mult): Don't try to optimize constant
2409 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2412 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2414 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2415 spacing after 'e.g.', typos, comma, hyphenation.
2417 2011-01-17 Richard Henderson <rth@redhat.com>
2419 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2420 (rx_restricted_mem_operand): New.
2421 (rx_shift_operand): Use register_operand.
2422 (rx_source_operand, rx_compare_operand): Likewise.
2423 * config/rx/rx.md (addsi3_flags): New expander.
2424 (adddi3): Rewrite as expander.
2425 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2426 (subsi3_flags): New expander.
2427 (subdi3): Rewrite as expander.
2428 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2430 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2431 (rx_init_builtins): Remove sat builtin.
2432 (rx_expand_builtin): Likewise.
2433 * config/rx/rx.md (ssaddsi3): New.
2434 (*sat): Rename from sat. Represent the CC_REG input.
2436 * config/rx/predicates.md (rshift_operator): New.
2437 * config/rx/rx.c (rx_expand_insv): Remove.
2438 * config/rx/rx-protos.h: Update.
2439 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2440 operand to the canonical position.
2441 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2442 (*bitclr, *bitclr_in_memory): Similarly.
2443 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2444 (insv): Retain the zero_extract in the expansion.
2446 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2447 (bswaphi2, bitinvert, revw): Likewise.
2449 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2450 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2451 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2452 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2453 (bitset, bitset_in_memory): Likewise.
2454 (bitinvert, bitinvert_in_memory): Likewise.
2455 (bitclr, bitclr_in_memory): Likewise.
2456 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2457 (rx_strend, rx_cmpstrn): Likewise.
2458 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2459 (bitop peep2 patterns): Remove.
2461 * config/rx/rx.c (rx_match_ccmode): New.
2462 * config/rx/rx-protos.h: Update.
2463 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2464 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2465 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2466 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2467 (fix_truncsfsi2, floatsisf2): Likewise.
2468 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2469 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2470 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2471 (*subsi3_flags, *xorsi3_flags): New.
2473 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2475 * config/rx/rx.c (rx_print_operand): Remove workaround for
2476 unsplit comparison operations.
2478 * config/rx/rx.md (movsicc): Split after reload.
2479 (*movsicc): Merge *movsieq and *movsine via match_operator.
2480 (*stcc): New pattern.
2482 * config/rx/rx.c (rx_float_compare_mode): Remove.
2483 * config/rx/rx.h (rx_float_compare_mode): Remove.
2484 * config/rx/rx.md (cstoresi4): Split after reload.
2485 (*sccc): New pattern.
2487 * config/rx/predicates.md (label_ref_operand): New.
2488 (rx_z_comparison_operator): New.
2489 (rx_zs_comparison_operator): New.
2490 (rx_fp_comparison_operator): New.
2491 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2492 Validate that the flags are set properly for the comparison.
2493 (rx_gen_cond_branch_template): Remove.
2494 (rx_cc_modes_compatible): Remove.
2495 (mode_from_flags): New.
2496 (flags_from_code): Rename from flags_needed_for_conditional.
2497 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2498 (rx_select_cc_mode): Likewise.
2499 (rx_split_fp_compare): New.
2500 (rx_split_cbranch): New.
2501 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2502 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2503 (*cbranchsf4): Similarly.
2504 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2505 match_operator and rx_split_cbranch.
2506 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2507 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2508 (*cmpsi): Rename from cmpsi.
2509 (*tstsi): Rename from tstsi.
2510 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2511 (*conditional_branch): Rename from conditional_branch.
2512 (*reveresed_conditional_branch): Remove.
2513 (b<code>): Remove expander.
2514 * config/rx/rx-protos.h: Update.
2516 * config/rx/rx.c (rx_compare_redundant): Remove.
2517 * config/rx/rx.md (cmpsi): Don't use it.
2518 * config/rx/rx-protos.h: Update.
2520 * config/rx/rx-modes.def (CC_F): New mode.
2521 * config/rx/rx.c (rx_select_cc_mode): New.
2522 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2523 * config/rx/rx-protos.h: Update.
2525 2011-01-17 Richard Henderson <rth@redhat.com>
2527 * except.c (dump_eh_tree): Fix stray ; after for statement.
2529 2011-01-17 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/47313
2532 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2533 handling before copying the body. Properly deal with
2534 by-reference result in SSA form.
2536 2011-01-17 Ian Lance Taylor <iant@google.com>
2539 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2540 (struct_value_alias_set): Don't define.
2541 (sparc_option_override): Don't set sparc_sr_alias_set and
2542 struct_value_alias_set.
2543 (save_or_restore_regs): Use gen_frame_mem rather than calling
2545 (sparc_struct_value_rtx): Likewise.
2547 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2552 (_mm_maskstore_pd): Likewise.
2553 (_mm_maskload_ps): Likewise.
2554 (_mm_maskstore_ps): Likewise.
2555 (_mm256_maskload_pd): Change mask to __m256i.
2556 (_mm256_maskstore_pd): Likewise.
2557 (_mm256_maskload_ps): Likewise.
2558 (_mm256_maskstore_ps): Likewise.
2560 * config/i386/i386-builtin-types.def: Updated.
2561 (ix86_expand_special_args_builtin): Likewise.
2563 * config/i386/i386.c (bdesc_special_args): Update
2564 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2565 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2566 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2567 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2569 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2570 Use <avxpermvecmode> on mask register.
2571 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2573 2011-01-17 Olivier Hainque <hainque@adacore.com>
2574 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2575 Eric Botcazou <ebotcazou@adacore.com>
2578 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2579 if <= USHRT_MAX in 32-bit mode.
2581 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2583 * doc/install.texi (Configuration, Specific): Wrap long
2584 lines in examples. Allow line wrapping in long options
2585 and URLs where beneficial for PDF output.
2587 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2589 * config/mips/mips.c (mips_classify_symbol): Don't return
2590 SYMBOL_PC_RELATIVE for nonlocal labels.
2592 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2594 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2596 2011-01-15 Jan Hubicka <jh@suse.cz>
2598 PR tree-optimization/47276
2599 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2600 declarations as needed.
2602 2011-01-15 Martin Jambor <mjambor@suse.cz>
2604 * common.opt (fdevirtualize): New flag.
2605 * doc/invoke.texi (Option Summary): Document it.
2606 * opts.c (default_options_table): Add devirtualize flag.
2607 * ipa-prop.c (detect_type_change): Return immediately if
2608 devirtualize flag is not set.
2609 (detect_type_change_ssa): Likewise.
2610 (compute_known_type_jump_func): Likewise.
2611 (ipa_analyze_virtual_call_uses): Likewise.
2613 2011-01-14 Martin Jambor <mjambor@suse.cz>
2615 PR tree-optimization/45934
2616 PR tree-optimization/46302
2617 * ipa-prop.c (type_change_info): New type.
2618 (stmt_may_be_vtbl_ptr_store): New function.
2619 (check_stmt_for_type_change): Likewise.
2620 (detect_type_change): Likewise.
2621 (detect_type_change_ssa): Likewise.
2622 (compute_complex_assign_jump_func): Check for dynamic type change.
2623 (compute_complex_ancestor_jump_func): Likewise.
2624 (compute_known_type_jump_func): Likewise.
2625 (compute_scalar_jump_functions): Likewise.
2626 (ipa_analyze_virtual_call_uses): Likewise.
2627 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2629 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2631 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2632 * config/i386/i386.opt (msse5): New Alias.
2634 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2636 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2637 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2638 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2639 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2641 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2643 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2645 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2646 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2647 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2648 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2650 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2652 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2654 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2656 2011-01-14 Mike Stump <mikestump@comcast.net>
2658 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2659 * config/fr30/fr30.md: Likweise
2660 (movsi_push): Likewise.
2661 (movsi_pop): Likewise.
2662 (enter_func): Likewise.
2663 * config/moxie/moxie.md (movsi_push): Likewise.
2664 (movsi_pop): Likewise.
2666 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2668 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2669 %{no_archive} %{exact_version}.
2670 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2671 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2672 %{no_archive} %{exact_version}.
2673 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2674 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2675 * config/mips/vxworks.h: Likewise.
2677 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2679 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2681 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2683 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2684 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2686 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2688 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2691 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2693 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2695 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2696 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2698 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2699 Don't handle -shlib.
2701 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2703 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2704 (CC1_SPEC): Don't handle -profile.
2706 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2708 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2709 * config/mips/mips.h (CC1_SPEC): Likewise.
2711 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2713 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2714 * config/mips/mips.h (CC1_SPEC): Likewise.
2716 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2718 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2719 * config/m32r/linux.h (LINK_SPEC): Likewise.
2720 * config/mips/linux.h (LINK_SPEC): Likewise.
2721 * config/mips/linux64.h (LINK_SPEC): Likewise.
2722 * config/sparc/linux.h (LINK_SPEC): Likewise.
2723 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2724 LINK_SPEC): Likewise.
2725 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2727 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2729 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2731 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2733 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2735 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2736 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2738 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2740 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2742 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2744 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2745 supports -Bstatic/-Bdynamic.
2746 * configure: Regenerate.
2748 2011-01-14 Jan Hubicka <jh@suse.cz>
2749 Jack Howarth <howarth@bromo.med.uc.edu>
2752 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2753 when checking debug_info_level. Test write_symbols instead of
2754 debug_hooks->var_location when setting flag_var_tracking_uninit.
2756 2011-01-14 Richard Guenther <rguenther@suse.de>
2758 PR tree-optimization/47179
2759 * target.def (ref_may_alias_errno): New target hook.
2760 * targhooks.h (default_ref_may_alias_errno): Declare.
2761 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2762 (default_ref_may_alias_errno): New function.
2763 * target.h (struct ao_ref_s): Declare.
2764 * tree-ssa-alias.c: Include target.h.
2765 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2766 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2767 (targhooks.o): Likewise.
2768 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2769 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2771 2011-01-14 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2775 2011-01-14 Richard Guenther <rguenther@suse.de>
2777 PR tree-optimization/47280
2778 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2780 (tree_ssa_forward_propagate_single_use_vars): Deal with
2781 CFG changes from associate_plusminus.
2783 2011-01-14 Richard Guenther <rguenther@suse.de>
2787 2011-01-11 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/46076
2790 * tree-ssa.c (useless_type_conversion_p): Conversions from
2791 unprototyped to empty argument list function types are useless.
2793 2011-01-14 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/47286
2796 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2798 2011-01-14 Martin Jambor <mjambor@suse.cz>
2801 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2803 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2805 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2806 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2807 * config/xtensa/xtensa.c (xtensa_libcall_value,
2808 xtensa_function_value_regno_p): New functions.
2809 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2811 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2814 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2816 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2817 New function prototype.
2818 * config/i386/winnt.c (i386_pe_assemble_visibility):
2819 Warn only if attribute was specified by user.
2821 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2824 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2826 (floatunsdidf2_fcfidu): Ditto.
2828 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2830 * config/s390/s390.c (print_operand_address): Replace 'error' with
2831 'output_operand_lossage'.
2832 (print_operand): Likewise.
2834 2011-01-13 Jeff Law <law@redhat.com>
2836 PR rtl-optimization/39077
2837 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2838 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2839 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2840 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2841 * gcse.c (prune_insertions_deletions): New function.
2842 (compute_pre_data): Use it.
2844 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2847 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2849 (prune_unused_types_mark): Use it.
2851 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2853 PR rtl-optimization/45352
2854 * sel-sched.c: Update copyright years.
2855 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2856 in the advancing loop when we have issued issue_rate insns.
2858 2011-01-12 Richard Henderson <rth@redhat.com>
2860 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2861 (TARGET_MD_ASM_CLOBBERS): New.
2863 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2864 (TARGET_DELEGITIMIZE_ADDRESS): New.
2866 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2867 (clzsi2, *bsch): New patterns.
2869 * config/mn10300/mn10300.md (INT): New mode iterator.
2870 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2872 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2873 flag_split_wide_types.
2875 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2876 (mn10300_trampoline_init): Rewrite without a template, an immediate
2877 load and a direct branch.
2878 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2880 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2882 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2883 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2884 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2885 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2887 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2890 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2893 2011-01-12 Jan Hubicka <jh@suse.cz>
2896 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2897 (PLUGIN_COND_CLOSE): New macro.
2898 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2900 2011-01-12 Richard Guenther <rguenther@suse.de>
2903 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2904 register variables in a MEM_REF.
2906 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2908 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2909 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2910 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2911 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2912 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2913 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2914 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2915 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2916 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2917 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2918 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2919 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2920 * config/gnu-user.h: New. Copied from linux.h.
2921 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2922 GNU_USER_TARGET_STARTFILE_SPEC.
2923 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2924 GNU_USER_TARGET_ENDFILE_SPEC.
2925 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2926 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2927 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2928 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2929 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2930 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2931 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2932 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2933 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2934 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2935 * config/arm/linux-eabi.h (CC1_SPEC): Use
2936 GNU_USER_TARGET_CC1_SPEC.
2937 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2938 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2939 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2940 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2941 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2942 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2943 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2944 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2946 2011-01-12 Richard Guenther <rguenther@suse.de>
2949 * doc/invoke.texi (ffast-math): Document it is turned on
2952 2011-01-12 Jan Hubicka <jh@suse.cz>
2954 PR tree-optimization/47233
2955 * opts.c (common_handle_option): Disable ipa-reference with profile
2958 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2960 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2963 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2965 * c-parser.c (c_lex_one_token): Updated and reindented some
2966 comments. No changes in code.
2968 2011-01-11 Ian Lance Taylor <iant@google.com>
2970 * godump.c (go_output_var): Don't output the variable if there is
2971 already a type with the same name.
2973 2011-01-11 Ian Lance Taylor <iant@google.com>
2975 * godump.c (go_format_type): Don't generate float80.
2977 2011-01-11 Richard Henderson <rth@redhat.com>
2979 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2980 declaration. Rewrite for both speed and size.
2981 (mn10300_address_cost_1): Remove.
2982 (mn10300_register_move_cost): New.
2983 (mn10300_memory_move_cost): New.
2984 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2985 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2986 extensions, shifts, BSWAP, CLZ.
2987 (mn10300_wide_const_load_uses_clr): Remove.
2988 (TARGET_REGISTER_MOVE_COST): New.
2989 (TARGET_MEMORY_MOVE_COST): New.
2990 * config/mn10300/mn10300-protos.h: Update.
2991 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2993 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2994 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2995 * config/mn10300/mn10300-protos.h: Update.
2996 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2997 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2998 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2999 (*test_int_bitfield, *test_byte_bitfield): Remove.
3000 (*bit_test, *subreg_bit_test): Remove.
3001 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3003 * config/mn10300/constraints.md ("c"): Rename from "A".
3004 ("A", "D"): New constraint letters.
3005 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3006 (fmssf4, fnmasf4, fnmssf4): Likewise.
3008 * config/mn10300/mn10300.md (isa): New attribute.
3009 (enabled): New attribute.
3011 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3012 (abssf2, negsf2): Define only for hardware fp.
3013 (sqrtsf2): Reformat.
3014 (addsf3, subsf3, mulsf3): Merge expander and insn.
3016 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3017 (DEBUGGER_AUTO_OFFSET): Remove.
3018 (DEBUGGER_ARG_OFFSET): Remove.
3020 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3021 Emit register stores with the same offsets as the hardware.
3022 (mn10300_store_multiple_operation): Don't check that the register
3023 save offsets are monotonic.
3024 * config/mn10300/mn10300-protos.h: Update.
3026 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3028 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3029 in terms of the value on the stack, not the MDR register.
3031 2011-01-11 Jan Hubicka <jh@suse.cz>
3035 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3036 (symbol_alias_set_destroy, symbol_alias_set_contains,
3037 propagate_aliases_backward): Declare.
3038 * lto-streamer-out.c (struct sets): New sturcture.
3039 (trivally_defined_alias): New function.
3040 (output_alias_pair_p): Rewrite.
3041 (output_unreferenced_globals): Fix output of alias pairs.
3042 (produce_symtab): Likewise.
3043 * ipa.c (function_and_variable_visibility): Set weak alias destination
3045 * varasm.c (symbol_alias_set_t): Remove.
3046 (symbol_alias_set_destroy): Export.
3047 (propagate_aliases_forward, propagate_aliases_backward): New functions
3049 (compute_visible_aliases): ... this one; remove.
3050 (trivially_visible_alias): New
3051 (trivially_defined_alias): New.
3052 (remove_unreachable_alias_pairs): Rewrite.
3053 (finish_aliases_1): Reorganize code checking if alias is defined.
3054 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3057 2011-01-11 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/46076
3060 * tree-ssa.c (useless_type_conversion_p): Conversions from
3061 unprototyped to empty argument list function types are useless.
3063 2011-01-11 Richard Guenther <rguenther@suse.de>
3066 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3067 volatile MEMs as MEM_READONLY_P.
3069 2011-01-11 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/47239
3072 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3074 2011-01-11 Jeff Law <law@redhat.com>
3076 PR tree-optimization/47086
3077 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3078 IVs from statements that might throw.
3080 2011-01-10 Jan Hubicka <jh@suse.cz>
3083 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3085 2011-01-10 Jan Hubicka <jh@suse.cz>
3088 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3089 when correcting profile.
3091 2011-01-10 Jan Hubicka <jh@suse.cz>
3094 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3096 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3097 Restore DECL_FINI_PRIORITY.
3099 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3101 * doc/gimple.texi: Fix quoting of multi-word return values in
3102 @deftypefn statements. Ensure presence of return value. Wrap
3103 overlong @deftypefn lines.
3104 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3105 descriptions of removed functions.
3106 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3107 of multi-word return value in @deftypefn statement.
3109 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3111 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3112 (Conditional Expressions, Logical Operators)
3113 (Statement and operand traversals): Do not indent smallexample
3114 code. Fix duplicate function argument in example.
3116 2011-01-10 Jeff Law <law@redhat.com>
3118 PR tree-optimization/47141
3119 * ipa-split.c (split_function): Handle case where we are
3120 returning a value and the return block has a virtual operand phi.
3122 2011-01-10 Jan Hubicka <jh@suse.cz>
3124 PR tree-optimization/47234
3125 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3126 (pass_feedback_split_functions): Declare.
3127 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3129 * ipa-split.c (gate_split_functions): Update comments; disable
3130 split-functions for profile_arc_flag and branch_probabilities.
3131 (gate_feedback_split_functions): New function.
3132 (execute_feedback_split_functions): New function.
3133 (pass_feedback_split_functions): New global var.
3135 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3138 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3139 calling gimple_call_set_cannot_inline.
3141 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3143 * config/darwin-sections.def: Remove unused section.
3145 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3148 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3150 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3153 * c-parser.c (c_parser_declaration_or_fndef): Improved
3156 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3158 * config/i386/winnt.c (i386_pe_start_function): Make sure
3159 to switch back to function's section.
3161 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3165 * plugin.c: Move include of dlfcn.h from here...
3166 * system.h: ... to here.
3168 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3170 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3172 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3173 two extra empty pages in PDF output.
3175 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3178 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3179 for error recovery purposes behave as if it was not specified so
3180 that the default type is usd.
3182 2011-01-07 Jan Hubicka <jh@suse.cz>
3184 PR tree-optmization/46469
3185 * ipa.c (function_and_variable_visibility): Clear needed flags on
3186 nodes with external decls; handle weakrefs merging correctly.
3188 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3190 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3193 2011-01-07 Jan Hubicka <jh@suse.cz>
3195 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3196 and no longer claim that gold is required for linker plugin.
3197 * configure: Regenerate.
3198 * gcc.c (PLUGIN_COND): New macro.
3199 (LINK_COMMAND_SPEC): Use it.
3200 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3201 * config.in (HAVE_LTO_PLUGIN): New.
3202 * configure.ac (--with-lto-plugin): New parameter; autodetect
3205 2011-01-07 Jan Hubicka <jh@suse.cz>
3207 PR tree-optimization/46367
3208 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3209 when we can update original.
3210 (cgraph_mark_inline_edge): Sanity check.
3211 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3213 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3215 * config/spu/spu.h (ASM_COMMENT_START): Define.
3217 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3221 (SWITCH_KEEP_FOR_GCC): Likewise.
3222 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3223 (do_spec_1): Handle "%>".
3225 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3227 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3230 * config/i386/i386.c (ix86_delegitimize_address): If
3231 simplify_gen_subreg fails, return orig_x.
3234 * value-prof.c (gimple_stringop_fixed_value): Handle
3235 lhs of the call properly.
3237 2011-01-07 Jan Hubicka <jh@suse.cz>
3240 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3242 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3244 * target.def (function_switched_text_sections): New hook.
3245 * doc/tm.texi: Regenerated.
3246 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3247 * final.c (default_function_switched_text_sections): New.
3248 (final_scan_insn): Call function_switched_text_sections when a
3249 mid-function section change occurs.
3250 * output.h (default_function_switched_text_sections): Declare.
3251 * config/darwin-protos.h (darwin_function_switched_text_sections):
3253 * config/darwin.c (darwin_function_switched_text_sections): New.
3254 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3256 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3258 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3259 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3260 the secondary code fragment when outputting for DWARF == 2.
3262 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3264 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3265 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3267 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3268 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3270 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3273 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3274 when it is not empty.
3276 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3279 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3280 (case ${target}): Add btver1.
3281 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3282 -march=native recognize btver1 processors.
3283 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3284 btver1 def_and_undef
3285 * config/i386/i386.c (struct processor_costs btver1_cost): New
3287 (m_BTVER1): New definition.
3288 (m_AMD_MULTIPLE): Includes m_BTVER1.
3289 (initial_ix86_tune_features): Add btver1 tune.
3290 (processor_target_table): Add btver1 entry.
3291 (static const char *const cpu_names): Add btver1 entry.
3292 (software_prefetching_beneficial_p): Add btver1.
3293 (ix86_option_override_internal): Add btver1 instruction sets.
3294 (ix86_issue_rate): Add btver1.
3295 (ix86_adjust_cost): Add btver1.
3296 * config/i386/i386.h (TARGET_BTVER1): New definition.
3297 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3298 (enum processor_type): Add PROCESSOR_BTVER1.
3299 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3301 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * config/i386/i386.c (legitimize_tls_address)
3305 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3306 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3307 (tls_initial_exec_64_sun): New pattern.
3309 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3311 * doc/invoke.texi (Overall Options): Improve wording and markup
3312 of the description of -wrapper.
3314 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3316 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3317 rdynamic, threads): New Driver options.
3319 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3322 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3323 if coming from .tdata.
3324 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3326 2011-01-06 Jan Hubicka <jh@suse.cz>
3329 * collect2.c (main): Do not enable LTOmode when plugin is active.
3331 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3335 --version output if supported.
3336 * configure: Regenerate.
3338 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3340 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3343 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3346 * c-convert.c (convert): When converting a complex expression
3347 other than COMPLEX_EXPR to a different complex type, ensure
3348 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3349 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3350 when converting COMPLEX_TYPE.
3352 2011-01-06 Ira Rosen <irar@il.ibm.com>
3354 PR tree-optimization/47139
3355 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3356 only the last reduction value is used outside the loop. Update
3359 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3361 * config/rtems.opt: New.
3362 * config.gcc (*-*-rtems*): Use rtems.opt.
3364 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3366 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3367 processors do not support 3DNow instructions.
3369 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3371 * config/spu/spu.c (spu_option_override): Set parameter
3372 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3374 2011-01-05 Jan Hubicka <jh@suse.cz>
3376 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3377 at the command line.
3379 2011-01-05 Martin Jambor <mjambor@suse.cz>
3382 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3383 deltas on streamed outgoing edges.
3384 (output_node_opt_summary): Output info for outgoing edges only when
3385 the node is in new parameter set.
3386 (output_cgraph_opt_summary): New parameter set, passed to the two
3387 aforementioned functions. Update its forward declaration and its
3390 2011-01-05 Tom Tromey <tromey@redhat.com>
3392 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3393 operator to c_finish_omp_atomic.
3394 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3395 (build_unary_op): Update.
3396 (build_modify_expr): Update.
3397 (build_asm_expr): Update.
3399 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3401 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3402 newly inserted insns.
3404 (spu_emit_branch_hint): Likewise.
3405 (insert_hbrp_for_ilb_runout): Likewise.
3406 (spu_machine_dependent_reorg): Call df_finish_pass after
3407 schedule_insns returns.
3409 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3411 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3413 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3415 PR tree-optimization/47005
3416 * tree-sra.c (struct access): Add 'non_addressable' bit.
3417 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3418 (decide_one_param_reduction): Return 0 if the parameter is passed by
3419 reference and one of the accesses in the group is non_addressable.
3421 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3423 PR tree-optimization/47056
3424 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3425 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3426 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3428 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3430 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3431 initializer. Skip view conversions from aggregate types.
3433 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3436 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3438 2011-01-04 Philipp Thomas <pth@suse.de>
3440 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3443 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3445 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3446 on empty epilogue sequences.
3448 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3450 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3451 non-static): New Driver options.
3453 2011-01-04 Jie Zhang <jie@codesourcery.com>
3456 * gcc.c (default_compilers[]): Set combinable field to 0
3457 for all assembly languages.
3459 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3461 * config/mips/loongson3a.md: New file.
3462 * config/mips/mips.md: Include loongson3a.md.
3463 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3466 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3469 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3470 instead of convert_memory_address_addr_space on the base expression.
3472 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3474 * config/spu/spu.c (spu_option_override): Update error text
3475 for bad -march= / -mtune= values.
3477 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3479 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3480 if branch-hint optimization will be performed.
3482 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3484 PR tree-optimization/47148
3485 * ipa-split.c (split_function): Convert arguments to
3486 DECL_ARG_TYPE if possible.
3488 PR tree-optimization/47155
3489 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3492 PR rtl-optimization/47157
3493 * combine.c (try_combine): If undobuf.other_insn becomes
3494 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3495 and set *new_direct_jump_p too.
3497 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3499 PR tree-optimization/47021
3500 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3502 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3504 * gcc.c (process_command): Update copyright notice dates.
3505 * gcov.c (print_version): Likewise.
3506 * gcov-dump.c (print_version): Likewise.
3507 * mips-tfile.c (main): Likewise.
3508 * mips-tdump.c (main): Likewise.
3510 2011-01-03 Martin Jambor <mjambor@suse.cz>
3512 PR tree-optimization/46801
3513 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3514 aggregate fields start at byte boundary instead of the bit-field flag.
3516 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3519 * gcc.c (main): Revert revision 168407.
3521 2011-01-03 Martin Jambor <mjambor@suse.cz>
3523 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3525 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3527 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3528 vector optab to expand vector/scalar shift, update gimple to vector.
3530 2011-01-03 Martin Jambor <mjambor@suse.cz>
3532 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3535 2011-01-03 Martin Jambor <mjambor@suse.cz>
3537 PR tree-optimization/46984
3538 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3540 (cgraph_create_indirect_edge): Fixed line length.
3541 (cgraph_indirect_call_info): Declare.
3542 (cgraph_make_edge_direct) Update declaration.
3543 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3544 (cgraph_create_indirect_edge): Use it.
3545 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3547 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3548 the new thunk_delta representation.
3549 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3551 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3552 (ipa_read_indirect_edge_info): Likewise.
3553 * lto-cgraph.c (output_edge_opt_summary): New function.
3554 (output_node_opt_summary): Call it on all outgoing edges.
3555 (input_edge_opt_summary): New function.
3556 (input_node_opt_summary): Call it on all outgoing edges.
3558 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3561 * gcc.c (main): Don't check have_o when settting combine_inputs.
3563 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3565 * regrename.c: Add general comment describing the pass.
3566 (struct du_head): Remove 'length' field.
3567 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3568 (regrename_optimize): Do not sort chains. Rework comments, add others.
3569 Force renaming to the preferred class (if any) in the first pass and do
3570 not consider registers that belong to it in the second pass.
3571 (create_new_chain): Do not set 'length' field.
3572 (scan_rtx_reg): Likewise.
3574 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3576 PR tree-optimization/47140
3577 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3578 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3581 PR rtl-optimization/47028
3582 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3583 parm_birth_insn instead of at the beginning of first bb.
3585 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3587 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3588 Remove the word "see" before "@pxref".
3589 * doc/rtl.texi: Remove the word "see" before "@pxref".
3591 2011-01-01 Jan Hubicka <jh@suse.cz>
3593 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3596 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3599 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3602 Copyright (C) 2011 Free Software Foundation, Inc.
3604 Copying and distribution of this file, with or without modification,
3605 are permitted in any medium without royalty provided the copyright
3606 notice and this notice are preserved.