[llvm-branch-commits] [llvm] 875b4fd - [flang][openacc] Add clause validity tests for the kernels directive

[via llvm-branch-commits]

Author: Valentin Clement
Date: 2020-12-07T14:27:18-05:00
New Revision: 875b4fd5ee95bedd6ec2bcf8423c159ccecd8443

URL: https://github.com/llvm/llvm-project/commit/875b4fd5ee95bedd6ec2bcf8423c159ccecd8443
DIFF: https://github.com/llvm/llvm-project/commit/875b4fd5ee95bedd6ec2bcf8423c159ccecd8443.diff

LOG: [flang][openacc] Add clause validity tests for the kernels directive

Add some clause validity tests for the kernels directive

Reviewed By: sameeranjoshi

Differential Revision: https://reviews.llvm.org/D91873

Added: 
    

Modified: 
    flang/test/Semantics/acc-clause-validity.f90
    llvm/include/llvm/Frontend/OpenACC/ACC.td

Removed: 
    


################################################################################
diff  --git a/flang/test/Semantics/acc-clause-validity.f90 b/flang/test/Semantics/acc-clause-validity.f90
index 64e6ca887b6c..717b5cd30418 100644
--- a/flang/test/Semantics/acc-clause-validity.f90
+++ b/flang/test/Semantics/acc-clause-validity.f90
@@ -506,26 +506,6 @@ program openacc_clause_validity
   end do
   !$acc end parallel loop
 
-  !$acc kernels device_type(*) async
-  do i = 1, N
-    a(i) = 3.14
-  end do
-  !$acc end kernels
-
-  !ERROR: Clause IF is not allowed after clause DEVICE_TYPE on the KERNELS directive
-  !$acc kernels device_type(*) if(.TRUE.)
-  do i = 1, N
-    a(i) = 3.14
-  end do
-  !$acc end kernels
-
-  !ERROR: Clause IF is not allowed after clause DEVICE_TYPE on the KERNELS LOOP directive
-  !$acc kernels loop device_type(*) if(.TRUE.)
-  do i = 1, N
-    a(i) = 3.14
-  end do
-  !$acc end kernels loop
-
   !$acc serial device_type(*) async
   do i = 1, N
     a(i) = 3.14
@@ -622,18 +602,128 @@ program openacc_clause_validity
     reduction_l = d(i) .neqv. e(i)
   end do
 
+  !$acc kernels async
+  !$acc end kernels
+
+  !$acc kernels async(1)
+  !$acc end kernels
+
+  !$acc kernels async(async1)
+  !$acc end kernels
+
+  !$acc kernels wait(wait1)
+  !$acc end kernels
+
+  !$acc kernels wait(wait1, wait2)
+  !$acc end kernels
+
   !$acc kernels wait(1, 2) async(3)
   !$acc end kernels
 
   !$acc kernels wait(queues: 1, 2) async(3)
   !$acc end kernels
 
+  !$acc kernels wait(1) wait(2) async(3)
+  !$acc end kernels
+
   !$acc kernels wait(devnum: 1: 1, 2) async(3)
   !$acc end kernels
 
   !$acc kernels wait(devnum: 1: queues: 1, 2) async(3)
   !$acc end kernels
 
+  !$acc kernels num_gangs(8)
+  !$acc end kernels
+
+  !$acc kernels num_workers(8)
+  !$acc end kernels
+
+  !$acc kernels vector_length(128)
+  !$acc end kernels
+
+  !$acc kernels if(.true.)
+  !$acc end kernels
+
+  !$acc kernels if(ifCondition)
+  !$acc end kernels
+
+  !ERROR: At most one IF clause can appear on the KERNELS directive
+  !$acc kernels if(.true.) if(ifCondition)
+  !$acc end kernels
+
+  !$acc kernels self
+  !$acc end kernels
+
+  !$acc kernels self(.true.)
+  !$acc end kernels
+
+  !$acc kernels self(ifCondition)
+  !$acc end kernels
+
+  !$acc kernels copy(aa) copyin(bb) copyout(cc)
+  !$acc end kernels
+
+  !$acc kernels copy(aa, bb) copyout(zero: cc)
+  !$acc end kernels
+
+  !$acc kernels present(aa, bb) create(cc)
+  !$acc end kernels
+
+  !$acc kernels copyin(readonly: aa, bb) create(zero: cc)
+  !$acc end kernels
+
+  !$acc kernels deviceptr(aa, bb) no_create(cc)
+  !$acc end kernels
+
+  !$acc kernels attach(aa, bb, cc)
+  !$acc end kernels
+
+  !ERROR: PRIVATE clause is not allowed on the KERNELS directive
+  !$acc kernels private(aa, bb, cc)
+  !$acc end kernels
+
+  !$acc kernels default(none)
+  !$acc end kernels
+
+  !$acc kernels default(present)
+  !$acc end kernels
+
+  !ERROR: At most one DEFAULT clause can appear on the KERNELS directive
+  !$acc kernels default(none) default(present)
+  !$acc end kernels
+
+  !$acc kernels device_type(*)
+  !$acc end kernels
+
+  !$acc kernels device_type(1)
+  !$acc end kernels
+
+  !$acc kernels device_type(1, 3)
+  !$acc end kernels
+
+  !$acc kernels device_type(*) async wait num_gangs(8) num_workers(8) vector_length(128)
+  !$acc end kernels
+
+  !$acc kernels device_type(*) async
+  do i = 1, N
+    a(i) = 3.14
+  end do
+  !$acc end kernels
+
+  !ERROR: Clause IF is not allowed after clause DEVICE_TYPE on the KERNELS directive
+  !$acc kernels device_type(*) if(.TRUE.)
+  do i = 1, N
+    a(i) = 3.14
+  end do
+  !$acc end kernels
+
+  !ERROR: Clause IF is not allowed after clause DEVICE_TYPE on the KERNELS LOOP directive
+  !$acc kernels loop device_type(*) if(.TRUE.)
+  do i = 1, N
+    a(i) = 3.14
+  end do
+  !$acc end kernels loop
+
   !$acc wait
 
   !$acc wait async

diff  --git a/llvm/include/llvm/Frontend/OpenACC/ACC.td b/llvm/include/llvm/Frontend/OpenACC/ACC.td
index eaca44f6b158..206f82adb1e5 100644
--- a/llvm/include/llvm/Frontend/OpenACC/ACC.td
+++ b/llvm/include/llvm/Frontend/OpenACC/ACC.td
@@ -298,7 +298,8 @@ def ACC_Kernels : Directive<"kernels"> {
     VersionedClause<ACCC_DeviceType>,
     VersionedClause<ACCC_NoCreate>,
     VersionedClause<ACCC_Present>,
-    VersionedClause<ACCC_DevicePtr>
+    VersionedClause<ACCC_DevicePtr>,
+    VersionedClause<ACCC_Wait>
   ];
   let allowedOnceClauses = [
     VersionedClause<ACCC_Async>,
@@ -307,8 +308,7 @@ def ACC_Kernels : Directive<"kernels"> {
     VersionedClause<ACCC_NumGangs>,
     VersionedClause<ACCC_NumWorkers>,
     VersionedClause<ACCC_Self>,
-    VersionedClause<ACCC_VectorLength>,
-    VersionedClause<ACCC_Wait>
+    VersionedClause<ACCC_VectorLength>
   ];
 }