================
@@ -0,0 +1,183 @@
+// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
+// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type
-fnative-int16-type \
+// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
+// RUN: --check-prefixes=CHECK,DXCHECK,NATIVE_HALF
+// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
+// RUN: dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes \
+// RUN: -o - | FileCheck %s --check-prefixes=CHECK,DXCHECK,NO_HALF
+
+// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
+// RUN: spirv-unknown-vulkan-compute %s -fnative-half-type
-fnative-int16-type \
+// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
+// RUN: --check-prefixes=CHECK,SPVCHECK,NATIVE_HALF
+// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
+// RUN: spirv-unknown-vulkan-compute %s -emit-llvm -disable-llvm-passes \
+// RUN: -o - | FileCheck %s --check-prefixes=CHECK,SPVCHECK,NO_HALF
+
+// DXCHECK: define hidden [[FN_TYPE:]]noundef <2 x i1> @
+// SPVCHECK: define hidden [[FN_TYPE:spir_func ]]noundef <2 x i1> @
+// DXCHECK: %hlsl.isnan = call <2 x i1> @llvm.[[ICF:dx]].isnan.v2f32(
+// SPVCHECK: %hlsl.isnan = call <2 x i1> @llvm.[[ICF:spv]].isnan.v2f32(
+// CHECK: ret <2 x i1> %hlsl.isnan
+bool1x2 test_isnan_float1x2(float1x2 p0) { return isnan(p0); }
----------------
danbrown-amd wrote:
It works better here to have float first just because of the way the matching
is set up to distinguish dx/spv. For half there are additional variants
(native / no half). I'll work around that if it's important, though.
https://github.com/llvm/llvm-project/pull/195586
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