[clang] [llvm] [HLSL] Implement support for HLSL intrinsic - saturate (PR #104619)

[S. Bharadwaj Yadavalli via cfe-commits]

================
@@ -0,0 +1,54 @@
+// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
+// RUN:   dxil-pc-shadermodel6.3-library %s -fnative-half-type \
+// RUN:   -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
+// RUN:   --check-prefixes=CHECK,NATIVE_HALF
+// RUN: %clang_cc1 -std=hlsl2021 -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,NO_HALF
----------------
bharadwajy wrote:

> add spirv tests so you can check for `@llvm.spv.saturate`

Done.

https://github.com/llvm/llvm-project/pull/104619