commit 59808061312eab32e263e7de970a521f42293da9
author Konstantin Zhuravlyov <kzhuravl_dev@outlook.com> Wed Mar 06 20:54:48 2019 +0000
committer Konstantin Zhuravlyov <kzhuravl_dev@outlook.com> Wed Mar 06 20:54:48 2019 +0000
tree 1dd0438971c5fb377c00e0c4221bcab02cb4ad7f
parent 8a3156fb0d54c297f4e6603af0f179a4659eb475

AMDGPU: Fix the mapping of sub group sync scope

Map memory_scope_sub_group to "wavefront" sync scope

Differential Revision: https://reviews.llvm.org/D58847


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@355549 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/TargetInfo.cpp

diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp
index ee8c889..63e991c 100644
--- a/lib/CodeGen/TargetInfo.cpp
+++ b/lib/CodeGen/TargetInfo.cpp
@@ -7959,7 +7959,7 @@
     Name = "";
     break;
   case SyncScope::OpenCLSubGroup:
-    Name = "subgroup";
+    Name = "wavefront";
   }
   return C.getOrInsertSyncScopeID(Name);
 }

test/CodeGenOpenCL/atomic-ops.cl

diff --git a/test/CodeGenOpenCL/atomic-ops.cl b/test/CodeGenOpenCL/atomic-ops.cl
index 160f7fb..4899b73 100644
--- a/test/CodeGenOpenCL/atomic-ops.cl
+++ b/test/CodeGenOpenCL/atomic-ops.cl
@@ -41,7 +41,7 @@
   // CHECK: load atomic i32, i32* %{{[.0-9A-Z_a-z]+}} seq_cst
   x = __opencl_atomic_load(i, memory_order_seq_cst, memory_scope_all_svm_devices);
 
-  // CHECK: load atomic i32, i32* %{{[.0-9A-Z_a-z]+}} syncscope("subgroup") seq_cst
+  // CHECK: load atomic i32, i32* %{{[.0-9A-Z_a-z]+}} syncscope("wavefront") seq_cst
   x = __opencl_atomic_load(i, memory_order_seq_cst, memory_scope_sub_group);
 }
 
@@ -109,7 +109,7 @@
   // CHECK: load atomic i32, i32* %{{.*}} seq_cst
   // CHECK: br label %[[continue]]
   // CHECK: [[opencl_subgroup]]:
-  // CHECK: load atomic i32, i32* %{{.*}} syncscope("subgroup") seq_cst
+  // CHECK: load atomic i32, i32* %{{.*}} syncscope("wavefront") seq_cst
   // CHECK: br label %[[continue]]
   // CHECK: [[continue]]:
   int x = __opencl_atomic_load(i, memory_order_seq_cst, scope);
@@ -147,7 +147,7 @@
   // CHECK: [[MON_ALL]]:
   // CHECK: load atomic i32, i32* %{{.*}} monotonic
   // CHECK: [[MON_SUB]]:
-  // CHECK: load atomic i32, i32* %{{.*}} syncscope("subgroup") monotonic
+  // CHECK: load atomic i32, i32* %{{.*}} syncscope("wavefront") monotonic
   // CHECK: [[ACQ_WG]]:
   // CHECK: load atomic i32, i32* %{{.*}} syncscope("workgroup") acquire
   // CHECK: [[ACQ_DEV]]:
@@ -155,7 +155,7 @@
   // CHECK: [[ACQ_ALL]]:
   // CHECK: load atomic i32, i32* %{{.*}} acquire
   // CHECK: [[ACQ_SUB]]:
-  // CHECK: load atomic i32, i32* %{{.*}} syncscope("subgroup") acquire
+  // CHECK: load atomic i32, i32* %{{.*}} syncscope("wavefront") acquire
   // CHECK: [[SEQ_WG]]:
   // CHECK: load atomic i32, i32* %{{.*}} syncscope("workgroup") seq_cst
   // CHECK: [[SEQ_DEV]]:
@@ -163,7 +163,7 @@
   // CHECK: [[SEQ_ALL]]:
   // CHECK: load atomic i32, i32* %{{.*}} seq_cst
   // CHECK: [[SEQ_SUB]]:
-  // CHECK: load atomic i32, i32* %{{.*}} syncscope("subgroup") seq_cst
+  // CHECK: load atomic i32, i32* %{{.*}} syncscope("wavefront") seq_cst
   int x = __opencl_atomic_load(i, order, scope);
 }