32 lines · plain
1; RUN: opt -passes='function(scalarizer),module(dxil-intrinsic-expansion,dxil-op-lower)' -S -mtriple=dxil-pc-shadermodel6.3-pixel %s | FileCheck %s2 3; CHECK-LABEL: define void @test_scalar4; CHECK: call void @dx.op.discard(i32 82, i1 %0)5;6define void @test_scalar(float noundef %p) #0 {7entry:8 %0 = fcmp olt float %p, 0.000000e+009 call void @llvm.dx.discard(i1 %0)10 ret void11}12 13; CHECK-LABEL: define void @test_vector14; CHECK: [[EXTR0:%.*]] = extractelement <4 x i1> [[INP:%.*]], i64 015; CHECK-NEXT: [[EXTR1:%.*]] = extractelement <4 x i1> [[INP:%.*]], i64 116; CHECK-NEXT: [[OR1:%.*]] = or i1 [[EXTR0]], [[EXTR1]]17; CHECK-NEXT: [[EXTR2:%.*]] = extractelement <4 x i1> [[INP:%.*]], i64 218; CHECK-NEXT: [[OR2:%.*]] = or i1 [[OR1]], [[EXTR2]]19; CHECK-NEXT: [[EXTR3:%.*]] = extractelement <4 x i1> [[INP:%.*]], i64 320; CHECK-NEXT: [[OR3:%.*]] = or i1 [[OR2]], [[EXTR3]]21; CHECK-NEXT: call void @dx.op.discard(i32 82, i1 [[OR3]])22;23define void @test_vector(<4 x float> noundef %p) #0 {24entry:25 %0 = fcmp olt <4 x float> %p, zeroinitializer26 %1 = call i1 @llvm.dx.any.v4i1(<4 x i1> %0)27 call void @llvm.dx.discard(i1 %1)28 ret void29}30 31declare void @llvm.dx.discard(i1)32