[clang] [HLSL] Make memory representation of boolean vectors in HLSL, vectors of i32. Add support for boolean swizzling. (PR #123977)

[Sarah Spall via cfe-commits]

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@@ -110,6 +131,24 @@ float2 HowManyFloats(float V) {
   return V.rr.rr;
 }
 
+// CHECK-LABEL: HowManyBools
+// CHECK: [[VAddr:%.*]] = alloca i32, align 4
+// CHECK-NEXT: [[Vec2Ptr:%.*]] = alloca <2 x i32>, align 1
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spall wrote:

I probably need to update this test to be align 8.

https://github.com/llvm/llvm-project/pull/123977