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  1. 01 Jun, 2016 27 commits
    • re PR target/71186 (PowerPC64: Autovectorised code hits ICE with -O3 -mpower9 -mlra) · 58f2fb5c 
      [gcc]
2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71186
	* config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
	for loading up all 0's or all 1's.

[gcc/testsuite]
2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71186
	* gcc.target/powerpc/pr71186.c: New test.

Index: gcc/config/rs6000/vsx.md
===================================================================
--- gcc/config/rs6000/vsx.md	(.../svn+ssh://meissner@gcc.gnu.org/svn/gcc/trunk/gcc/config/rs6000)	(revision 236935)
+++ gcc/config/rs6000/vsx.md	(.../gcc/config/rs6000)	(working copy)
@@ -776,8 +776,8 @@ (define_insn "xxspltib_v16qi"
   [(set_attr "type" "vecperm")])
 
 (define_insn "xxspltib_<mode>_nosplit"
-  [(set (match_operand:VSINT_842 0 "vsx_register_operand" "=wa")
-	(match_operand:VSINT_842 1 "xxspltib_constant_nosplit" "wE"))]
+  [(set (match_operand:VSINT_842 0 "vsx_register_operand" "=wa,wa")
+	(match_operand:VSINT_842 1 "xxspltib_constant_nosplit" "jwM,wE"))]
   "TARGET_P9_VECTOR"
 {
   rtx op1 = operands[1];

[gcc]
2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
	alternatives, eliminating preferred register class.  Add support
	for the MTVSRDD instruction in ISA 3.0.
	(vsx_splat_v4si_internal): Use splat_input_operand instead of
	reg_or_indexed_operand.
	(vsx_splat_v4sf_internal): Likewise.

[gcc/testsuite]
2016-05-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* gcc.target/powerpc/p9-splat-4.c: New test.

From-SVN: r237006
      Michael Meissner committed
    • re PR fortran/52393 (I/O: "READ format" statement with parenthesed default-char-expr) · 4731c9f0 
      2016-06-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/52393
	* io.c (match_io): For READ, try to match a default character
	expression. If found, set the dt format expression to this,
	otherwise go back and try control list.

	PR fortran/52393
	* gfortran.dg/fmt_read_3.f90: New test.

From-SVN: r237003
      Jerry DeLisle committed
    • sourcebuild.texi (arm_acq_rel): Document new effective target. · 042dee3e 
      2016-06-01  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.

    gcc/testsuite/
    * lib/target-supports.exp (check_effective_target_arm_acq_rel): New
    procedure.

From-SVN: r237002
      Thomas Preud'homme committed
    • c-common.c (get_source_date_epoch): Rename to cb_get_source_date_epoch. · 15c98b2e 
      gcc/c-family/ChangeLog:

2016-05-13  Eduard Sanou  <dhole@openmailbox.org>

	* c-common.c (get_source_date_epoch): Rename to
	cb_get_source_date_epoch.
	* c-common.c (cb_get_source_date_epoch): Use a single generic erorr
	message when the parsing fails.  Use error_at instead of fatal_error.
	* c-common.h (get_source_date_epoch): Rename to
	cb_get_source_date_epoch.
	* c-common.h (cb_get_source_date_epoch): Prototype.
	* c-common.h (MAX_SOURCE_DATE_EPOCH): Define.
	* c-common.h (c_omp_region_type): Remove trailing comma.
	* c-lex.c (init_c_lex): Set cb->get_source_date_epoch callback.
	* c-lex.c (c_lex_with_flags): Remove initialization of
	pfile->source_date_epoch.

gcc/ChangeLog:

2016-05-13  Eduard Sanou  <dhole@openmailbox.org>

	* doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
	extension.
	* gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
	* gcc.c (set_source_date_epoch_envvar): New function, sets
	the SOURCE_DATE_EPOCH environment variable to the current time.

gcc/testsuite/ChangeLog:

2016-05-13  Eduard Sanou  <dhole@openmailbox.org>

	* gcc.dg/cpp/source_date_epoch-1.c: New file, test the proper
	behaviour of the macros __DATE__ and __TIME__ when SOURCE_DATE_EPOCH
	env var is set.
	* gcc.dg/cpp/source_date_epoch-2.c: New file, test the error output
	when parsing the SOURCE_DATE_EPOCH env var, and make sure it is only
	shown once.
	* lib/gcc-dg.exp (dg-set-compiler-env-var): New function, set env vars
	during compilation.
	* lib/gcc-dg.exp (restore-compiler-env-var): New function, restore env
	vars set by dg-set-compiler-env-var.

libcpp/ChangeLog:

2016-05-13  Eduard Sanou  <dhole@openmailbox.org>

	* include/cpplib.h (cpp_callbacks): Add get_source_date_epoch
	callback.
	* include/cpplib.h (cpp_init_source_date_epoch): Remove prototype.
	* init.c (cpp_init_source_date_epoch): Remove function.
	* init.c (cpp_create_reader): Initialize pfile->source_date_epoch.
	* internal.h (cpp_reader): Extend comment about source_date_epoch.
	* macro.c (_cpp_builtin_macro_text): Use get_source_date_epoch
	callback only once, read pfile->source_date_epoch on future passes.
	Check that get_source_date_epoch callback is not NULL.

From-SVN: r237001
      Eduard Sanou committed
    • tree-vect-loop.c (vect_determine_vectorization_factor): Also compute the factor for live Phi nodes. · de482e91 
      	* tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
	the factor for live Phi nodes.

From-SVN: r236999
      Eric Botcazou committed
    • loop-dolop.c (doloop_optimize): Us likely max iteration bound. · ae7a7472 
      
	* loop-dolop.c (doloop_optimize): Us likely max iteration bound.
	* tree-parloops.c (parallelize_loops): likewise.
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
	tree_unswitch_outer_loop): likewise.

From-SVN: r236998
      Jan Hubicka committed
    • re PR fortran/71156 (PURE interface/definition inconsistency: accepts invalid, rejects valid) · 6442a6f4 
      2016-06-01  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/71156
	* decl.c (copy_prefix): Add checks that the module procedure
	declaration prefixes are compliant with the interface. Invert
	order of existing elemental and pure checks.
	* resolve.c (resolve_fl_procedure): Invert order of elemental
	and pure errors.

2016-06-01  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/71156
	* gfortran.dg/submodule_14.f08: Add missing recursive prefix
	to the module procedure declaration.
	* gfortran.dg/submodule_16.f08: New test.

From-SVN: r236996
      Paul Thomas committed
    • re PR middle-end/71371 (ICE with OpenMP taskloop and addressable iterator) · ab62397a 
      	PR middle-end/71371
	* gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
	around creation of the temporary.

	* c-c++-common/gomp/pr71371.c: New test.

From-SVN: r236994
      Jakub Jelinek committed
    • re PR tree-optimization/71366 (ICE on valid code at -O3 on x86_64-linux-gnu: Segmentation fault) · b66af6ed 
      2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71366
	* tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
	(unloop_loops): Move removing edges here ...
	(try_unroll_loop_completely): ... from here.
	(try_peel_loop): ... and here.
	(tree_unroll_loops_completely_1): Track parent loops via
	bitmap of header BBs.
	(tree_unroll_loops_completely): Adjust for that.

	* gcc.dg/torture/pr71366-1.c: New testcase.
	* gcc.dg/torture/pr71366-2.c: Likewise.

From-SVN: r236993
      Richard Biener committed
    • altivec.h (vec_slv): New macro. · e342b9d8 
      gcc/ChangeLog:

2016-06-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/altivec.h (vec_slv): New macro.
	(vec_srv): New macro.
	* config/rs6000/altivec.md (UNSPEC_VSLV): New value.
	(UNSPEC_VSRV): New value.
	(vslv): New insn.
	(vsrv): New insn.
	* config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
	(vsrv): New builtin definition.
	* config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
	define argument types for new builtin.
	(P9V_BUILTIN_VSRV): Macro expansion to define argument types for
	new builtin.
	* doc/extend.texi: Document the new vec_vslv and vec_srv built-in
	functions. 

gcc/testsuite/ChangeLog:

2016-06-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* gcc.target/powerpc/vslv-0.c: New test.
	* gcc.target/powerpc/vslv-1.c: New test.
	* gcc.target/powerpc/vsrv-0.c: New test.
	* gcc.target/powerpc/vsrv-1.c: New test.

From-SVN: r236992
      Kelvin Nilsen committed
    • re PR target/67310 ([PATCH] gcc 4.8.4 fails to compile with -march=native on VIA nano CPU) · 4bdf739d 
      	PR target/67310
	* config/i386/driver-i386.c (host_detect_local_cpu): Correctly
	detect processor family for signature_CENTAUR_ebx.
	<case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
	signature_CENTAUR_ebx.
	<case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
	<default>: Pass x86-64 for has_longmode.


Co-Authored-By: Jocelyn Mayer <l_indien@magic.fr>

From-SVN: r236991
      Uros Bizjak committed
    • nvptx.c (nvptx_assemble_undefined_decl): Reject undefined weak. · 721547cd 
      	* config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
	undefined weak.

	testsuite/
	* c-c++-common/torture/pr57945.c: Add expected PTX error.
	* gcc.target/nvptx/weak.c: New.

From-SVN: r236990
      Nathan Sidwell committed
    • re PR tree-optimization/71261 (Trunk GCC hangs on knl and broadwell targets) · fa2c9034 
      2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71261
	* tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
	of stmts successfully put in the bool pattern.  Remove
	single-use restriction.
	(adjust_bool_pattern_cast): Add cast at the use site via the
	pattern def sequence.
	(adjust_bool_pattern): Remove recursion, maintain a hash-map
	of patterned defs.  Use the pattern def seqence instead of
	multiple independent patterns.
	(sort_after_uid): New qsort compare function.
	(adjust_bool_stmts): New function to process stmts in the bool
	pattern in IL order.
	(vect_recog_bool_pattern): Adjust.
	* tree-if-conv.c (ifcvt_split_def_stmt): Remove.
	(ifcvt_walk_pattern_tree): Likewise.
	(stmt_is_root_of_bool_pattern): Likewise.
	(ifcvt_repair_bool_pattern): Likewise.
	(tree_if_conversion): Do not call ifcvt_repair_bool_pattern.

	* gcc.dg/torture/vect-bool-1.c: New testcase.

From-SVN: r236989
      Richard Biener committed
    • parse.c (case_decl): Move ST_OMP_* to ... · 3e32893c 
      	* parse.c (case_decl): Move ST_OMP_* to ...
	(case_omp_decl): ... here, new macro.
	(verify_st_order): For case_omp_decl, complain about
	p->state >= ORDER_EXEC, but don't change p->state otherwise.

	* gfortran.dg/gomp/order-1.f90: New test.
	* gfortran.dg/gomp/order-2.f90: New test.

From-SVN: r236987
      Jakub Jelinek committed
    • loop-unroll.c (decide_unroll_constant_iterations, [...]): Use likely upper bounds. · 8c383600 
      	* loop-unroll.c (decide_unroll_constant_iterations,
	decide_unroll_runtime_iterations, decide_unroll_stupid): Use
	likely upper bounds.
	* loop-iv.c (find_simple_exit): Dump likely upper bounds.

	* gcc.dg/unroll-6.c: Update template.
	* gcc.dg/unroll-7.c: New testcase.
	* gcc.dg/unroll-8.c: New testcase.

From-SVN: r236986
      Jan Hubicka committed
    • Remove the unused OMP_CLAUSE_DEVICE_RESIDENT · 268143a4 
      	gcc/
	* tree-core.h (enum omp_clause_code): Remove
	OMP_CLAUSE_DEVICE_RESIDENT.  Adjust all users.

From-SVN: r236985
      Thomas Schwinge committed
    • [ARM] Use proper output modifier for DImode register in store exclusive patterns · 4272cd33 
      	* config/arm/sync.md (arm_store_exclusive<mode>):
	Use 'H' output modifier on operands[2] rather than creating a new
	entry in out-of-bounds memory of the operands array.
	(arm_store_release_exclusivedi): Likewise.

From-SVN: r236984
      Kyrylo Tkachov committed
    • [ARM] Tie operand 1 to operand 0 in AESMC pattern when fusing AES/AESMC · 39fa4aec 
      	* config/arm/arm.c (arm_fusion_enabled_p): New function.
	* config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
	* config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
	Add "=w,0" alternative.  Enable it when AES/AESMC fusion is enabled.

From-SVN: r236982
      Kyrylo Tkachov committed
    • tree-vect-loop.c (vect_determine_vectorization_factor): Also take into account… · a0dfeef5 
      tree-vect-loop.c (vect_determine_vectorization_factor): Also take into account live statements for mask producers.

	* tree-vect-loop.c (vect_determine_vectorization_factor): Also take
	into account live statements for mask producers.

From-SVN: r236981
      Eric Botcazou committed
    • re PR tree-optimization/71311 (spec2006 test case 416.gamess fails since r235817) · 4618c453 
      2016-06-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71311
	* match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
	restrict to non-INTEGER_CST @0.

From-SVN: r236980
      Richard Biener committed
    • match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c. · a8e9f9a3 
      2016-06-01  Richard Biener  <rguenther@suse.de>

	* match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
	(relational patterns): Use :c to avoid pattern duplications.

From-SVN: r236979
      Richard Biener committed
    • re PR c++/66635 (g++ ICE when compiling constexpr code with comma operator) · 48de5701 
      2016-06-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/66635
	* g++.dg/cpp0x/constexpr-ice16.C: New.

From-SVN: r236978
      Paolo Carlini committed
    • genmatch.c (comparison_code_p): New predicate. · e04d2a35 
      2016-06-01  Richard Biener  <rguenther@suse.de>

	* genmatch.c (comparison_code_p): New predicate.
	(swap_tree_comparison): New function.
	(commutate): Add for_vec parameter to append new for entries.
	Support commutating relational operators by swapping it alongside
	operands.
	(lower_commutative): Adjust.
	(dt_simplify::gen): Do not pass artificial operators to gen
	functions.
	(decision_tree::gen): Do not add artificial operators as parameters.
	(parser::parse_expr): Verify operator commutativity when :c is
	applied.  Allow :C to override this.
	* match.pd: Adjust patterns to use :C instead of :c where required.

From-SVN: r236977
      Richard Biener committed
    • re PR ada/71358 (GNAT.Command_Line.Getopt fails if there are no switches) · e4b631a5 
      	PR ada/71358
	* g-comlin.adb (Display_Section_Help): Do not dereference
	Config.Switches if it's null.
	(Getopt): Likewise.

From-SVN: r236975
      Simon Wright committed
    • re PR tree-optimization/71314 (test case gcc.dg/tree-ssa/ssa-thread-14.c fails… · 827cf695 
      re PR tree-optimization/71314 (test case gcc.dg/tree-ssa/ssa-thread-14.c fails starting with its introduction in r235653)

Fix PR tree-optimization/71314

gcc/testsuite/ChangeLog:

	PR tree-optimization/71314
	* gcc.dg/tree-ssa/ssa-thread-14.c: Adjust target selector.  Pass
	-mbranch-cost=2.

From-SVN: r236974
      Patrick Palka committed
    • re PR tree-optimization/71077 (gcc -lto raises ICE) · ff66f6e8 
      Fix PR tree-optimization/71077

gcc/ChangeLog:

	PR tree-optimization/71077
	* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
	the combining step, use boolean_false_node and boolean_true_node
	as the designated false/true return values.

gcc/testsuite/ChangeLog:

	PR tree-optimization/71077
	* gcc.dg/tree-ssa/pr71077.c: New test.

From-SVN: r236973
      Patrick Palka committed
    • Daily bump. · 98146cc9 
      From-SVN: r236972
      GCC Administrator committed
  3. 31 May, 2016 13 commits