| ; RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-compute %s | FileCheck %s | |
| define void @main(i1 %expr) { | |
| entry: | |
| ; CHECK: call i32 @dx.op.waveAllOp(i32 135, i1 %expr) | |
| %0 = call i32 @llvm.dx.wave.active.countbits(i1 %expr) | |
| ret void | |
| } | |
| declare i32 @llvm.dx.wave.active.countbits(i1) |