derek.holloway
7502bf64a4
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64 lines
2.2 KiB
LLVM
64 lines
2.2 KiB
LLVM
; RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-compute %s | FileCheck %s
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; Test that for scalar values, WaveReadLaneAt maps down to the DirectX op
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define noundef half @wave_rla_half(half noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call half @dx.op.waveReadLaneAt.f16(i32 117, half %expr, i32 %idx)
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%ret = call half @llvm.dx.wave.readlane.f16(half %expr, i32 %idx)
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ret half %ret
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}
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define noundef float @wave_rla_float(float noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call float @dx.op.waveReadLaneAt.f32(i32 117, float %expr, i32 %idx)
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%ret = call float @llvm.dx.wave.readlane(float %expr, i32 %idx)
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ret float %ret
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}
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define noundef double @wave_rla_double(double noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call double @dx.op.waveReadLaneAt.f64(i32 117, double %expr, i32 %idx)
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%ret = call double @llvm.dx.wave.readlane(double %expr, i32 %idx)
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ret double %ret
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}
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define noundef i1 @wave_rla_i1(i1 noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call i1 @dx.op.waveReadLaneAt.i1(i32 117, i1 %expr, i32 %idx)
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%ret = call i1 @llvm.dx.wave.readlane.i1(i1 %expr, i32 %idx)
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ret i1 %ret
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}
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define noundef i16 @wave_rla_i16(i16 noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call i16 @dx.op.waveReadLaneAt.i16(i32 117, i16 %expr, i32 %idx)
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%ret = call i16 @llvm.dx.wave.readlane.i16(i16 %expr, i32 %idx)
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ret i16 %ret
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}
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define noundef i32 @wave_rla_i32(i32 noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call i32 @dx.op.waveReadLaneAt.i32(i32 117, i32 %expr, i32 %idx)
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%ret = call i32 @llvm.dx.wave.readlane.i32(i32 %expr, i32 %idx)
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ret i32 %ret
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}
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define noundef i64 @wave_rla_i64(i64 noundef %expr, i32 noundef %idx) {
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entry:
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; CHECK: call i64 @dx.op.waveReadLaneAt.i64(i32 117, i64 %expr, i32 %idx)
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%ret = call i64 @llvm.dx.wave.readlane.i64(i64 %expr, i32 %idx)
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ret i64 %ret
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}
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; CHECK-NOT: attributes {{.*}} memory(none)
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declare half @llvm.dx.wave.readlane.f16(half, i32)
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declare float @llvm.dx.wave.readlane.f32(float, i32)
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declare double @llvm.dx.wave.readlane.f64(double, i32)
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declare i1 @llvm.dx.wave.readlane.i1(i1, i32)
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declare i16 @llvm.dx.wave.readlane.i16(i16, i32)
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declare i32 @llvm.dx.wave.readlane.i32(i32, i32)
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declare i64 @llvm.dx.wave.readlane.i64(i64, i32)
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