[clang] [llvm] [HLSL] implement elementwise firstbithigh hlsl builtin (PR #111082)

[Sarah Spall via cfe-commits]

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@@ -0,0 +1,37 @@
+; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val %}
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spall wrote:

I removed the non-32 bit tests, except error tests, since it only supports 32 bit integers.

https://github.com/llvm/llvm-project/pull/111082