Add __builtin_amdgpu_class

llvm-svn: 225314

diff --git a/clang/include/clang/Basic/BuiltinsR600.def b/clang/include/clang/Basic/BuiltinsR600.def
index 79a82f7..84fc4fa 100644 (file)
--- a/clang/include/clang/Basic/BuiltinsR600.def
+++ b/clang/include/clang/Basic/BuiltinsR600.def
@@ -30,5 +30,7 @@ BUILTIN(__builtin_amdgpu_rsq_clamped, "dd", "nc")
 BUILTIN(__builtin_amdgpu_rsq_clampedf, "ff", "nc")
 BUILTIN(__builtin_amdgpu_ldexp, "ddi", "nc")
 BUILTIN(__builtin_amdgpu_ldexpf, "ffi", "nc")
+BUILTIN(__builtin_amdgpu_class, "bdi", "nc")
+BUILTIN(__builtin_amdgpu_classf, "bfi", "nc")
 
 #undef BUILTIN

diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 707b910..635e342 100644 (file)
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -6393,6 +6393,9 @@ Value *CodeGenFunction::EmitR600BuiltinExpr(unsigned BuiltinID,
   case R600::BI__builtin_amdgpu_ldexp:
   case R600::BI__builtin_amdgpu_ldexpf:
     return emitFPIntBuiltin(*this, E, Intrinsic::AMDGPU_ldexp);
+  case R600::BI__builtin_amdgpu_class:
+  case R600::BI__builtin_amdgpu_classf:
+    return emitFPIntBuiltin(*this, E, Intrinsic::AMDGPU_class);
    default:
     return nullptr;
   }

diff --git a/clang/test/CodeGenOpenCL/builtins-r600.cl b/clang/test/CodeGenOpenCL/builtins-r600.cl
index 8b2470d..3e416b0 100644 (file)
--- a/clang/test/CodeGenOpenCL/builtins-r600.cl
+++ b/clang/test/CodeGenOpenCL/builtins-r600.cl
@@ -127,3 +127,17 @@ void test_ldexp_f64(global double* out, double a, int b)
 {
   *out = __builtin_amdgpu_ldexp(a, b);
 }
+
+// CHECK-LABEL: @test_class_f32
+// CHECK: call i1 @llvm.AMDGPU.class.f32
+void test_class_f32(global float* out, float a, int b)
+{
+  *out = __builtin_amdgpu_classf(a, b);
+}
+
+// CHECK-LABEL: @test_class_f64
+// CHECK: call i1 @llvm.AMDGPU.class.f64
+void test_class_f64(global double* out, double a, int b)
+{
+  *out = __builtin_amdgpu_class(a, b);
+}