OpenACC atomic directive

[gcc.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3613a68543e7141f920a698d947457803ba458f6..947b9a7c8f75881a9915dcccdae4f4a4478beaec 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,59 @@
+2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
+           Chung-Lin Tang  <cltang@codesourcery.com>
+
+       * builtins.def (DEF_GOMP_BUILTIN): Enable for flag_openacc.
+       * omp-low.c (check_omp_nesting_restrictions): Allow
+       GIMPLE_OMP_ATOMIC_LOAD, GIMPLE_OMP_ATOMIC_STORE inside OpenACC
+       contexts.
+
+2015-11-03  Bilyan Borisov  <bilyan.borisov@arm.com>
+
+       * config/aarch64/aarch64-simd-builtins.def (fmulx): New.
+       * config/aarch64/aarch64-simd.md (aarch64_fmulx<mode>): New.
+       * config/aarch64/arm_neon.h (vmulx_f32): Rewrite to call fmulx
+       builtin.
+       (vmulxq_f32): Likewise.
+       (vmulx_f64): New.
+       (vmulxq_f64): Rewrite to call fmulx builtin.
+       (vmulxs_f32): Likewise.
+       (vmulxd_f64): Likewise.
+       (vmulx_lane_f32): Remove.
+       * config/aarch64/iterators.md (UNSPEC): Add fmulx.
+
+2015-11-03  Alan Lawrence  <alan.lawrence@arm.com>
+
+       * config/aarch64/aarch64.md (*movhf_aarch64): Use
+       aarch64_reg_or_fp_zero for second operand.
+
+2015-11-03  Alexandre Oliva <aoliva@redhat.com>
+
+       * gimple-expr.c: Include hash-set.h and rtl.h.
+       (mark_addressable_queue): New var.
+       (mark_addressable): Factor actual marking into...
+       (mark_addressable_1): ... this.  Queue it up during expand.
+       (mark_addressable_2): New.
+       (flush_mark_addressable_queue): New.
+       * gimple-expr.h (flush_mark_addressable_queue): Declare.
+       * cfgexpand.c: Include gimple-expr.h.
+       (pass_expand::execute): Flush mark_addressable queue.
+
+2015-11-02  Alexandre Oliva <aoliva@redhat.com>
+
+       * tree-ssa-ifcombine.c (tree_ssa_ifcombine_bb_1): Factor out
+       bb_no_side_effects_p tests...
+       (tree_ssa_ifcombine_bb): ... here.
+
+       PR tree-optimization/68083
+       * tree-ssa-ifcombine.c: Include tree-ssa.h.
+       (bb_no_side_effects_p): Test for undefined uses too.
+       * tree-ssa.c (gimple_uses_undefined_value_p): New.
+       * tree-ssa.h (gimple_uses_undefined_value_p): Declare.
+
+2015-11-02  Jeff Law <jeff@redhat.com>
+
+       * tree-ssa-threadupdate.c (valid_jump_thread_path): Also detect
+       cases where the loop latch edge is in the middle of an FSM path.
+
 2015-11-03  Tom de Vries  <tom@codesourcery.com>
 
        * tree-ssa-structalias.c (make_restrict_var_constraints): Rename to ...
@@ -41,7 +97,7 @@
 2015-11-02  Julian Brown  <julian@codesourcery.com>
 
        * config/arm/neon-testgen.ml (emit_epilogue): Remove extraneous
-       brackets and semicolon.  
+       brackets and semicolon.
 
 2015-11-02  Alan Lawrence  <alan.lawrence@arm.com>
 
@@ -49,8 +105,8 @@
        2015-10-27  Alan Lawrence  <alan.lawrence@arm.com>
 
        PR tree-optimization/65963
-       * tree-scalar-evolution.c (interpret_rhs_expr): Handle some LSHIFT_EXPRs
-       as equivalent MULT_EXPRs.
+       * tree-scalar-evolution.c (interpret_rhs_expr): Handle some
+       LSHIFT_EXPRs as equivalent MULT_EXPRs.
 
 2015-11-02  Thomas Schwinge  <thomas@codesourcery.com>
 
@@ -580,7 +636,7 @@
        * config/mcore/mcore.c (mcore_reg_ok_for_base_p,
        mcore_base_register_rtx_p, mcore_legitimate_index_p,
        mcore_legitimate_address_p): New functions.
-       (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define. 
+       (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
 
 2015-10-29  Jeff Law  <law@redhat.com>
 
@@ -797,11 +853,11 @@
 
 2015-10-29  Mikhail Maltsev  <maltsevm@gmail.com>
 
-        * genautomata.c: Use CHECKING_P instead of ENABLE_CHECKING.
-        * genconditions.c: Define CHECKING_P in the generated code.
-        * genextract.c: Use flag_checking in insn_extract.
-        * gengtype.c (main): Remove conditional compilation.
-        * gengtype.h: Likewise.
+       * genautomata.c: Use CHECKING_P instead of ENABLE_CHECKING.
+       * genconditions.c: Define CHECKING_P in the generated code.
+       * genextract.c: Use flag_checking in insn_extract.
+       * gengtype.c (main): Remove conditional compilation.
+       * gengtype.h: Likewise.
 
 2015-10-29  Jeff Law  <law@redhat.com>
 
@@ -1582,7 +1638,7 @@
        * omp-low.c (pass_oacc_device_lower::execute): Ignore errors.
 
 2015-10-27  Nathan Sidwell  <nathan@codesourcery.com>
-       
+
        * internal-fn.c (expand_UNIQUE): New.
        * internal-fn.h (enum ifn_unique_kind): New.
        * internal-fn.def (IFN_UNIQUE): New.
@@ -1731,8 +1787,8 @@
 2015-10-27  Alan Lawrence  <alan.lawrence@arm.com>
 
        PR tree-optimization/65963
-       * tree-scalar-evolution.c (interpret_rhs_expr): Handle some LSHIFT_EXPRs
-       as equivalent MULT_EXPRs.
+       * tree-scalar-evolution.c (interpret_rhs_expr): Handle some
+       LSHIFT_EXPRs as equivalent MULT_EXPRs.
 
 2015-10-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>