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-rw-r--r--llvm/test/CodeGen/DirectX/fdot.ll94
1 files changed, 94 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/DirectX/fdot.ll b/llvm/test/CodeGen/DirectX/fdot.ll
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+++ b/llvm/test/CodeGen/DirectX/fdot.ll
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+; RUN: opt -S -dxil-op-lower < %s | FileCheck %s
+
+; Make sure dxil operation function calls for dot are generated for int/uint vectors.
+
+; CHECK-LABEL: dot_half2
+define noundef half @dot_half2(<2 x half> noundef %a, <2 x half> noundef %b) {
+entry:
+; CHECK: extractelement <2 x half> %a, i32 0
+; CHECK: extractelement <2 x half> %a, i32 1
+; CHECK: extractelement <2 x half> %b, i32 0
+; CHECK: extractelement <2 x half> %b, i32 1
+; CHECK: call half @dx.op.dot2.f16(i32 54, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}})
+ %dx.dot = call half @llvm.dx.dot2.v2f16(<2 x half> %a, <2 x half> %b)
+ ret half %dx.dot
+}
+
+; CHECK-LABEL: dot_half3
+define noundef half @dot_half3(<3 x half> noundef %a, <3 x half> noundef %b) {
+entry:
+; CHECK: extractelement <3 x half> %a, i32 0
+; CHECK: extractelement <3 x half> %a, i32 1
+; CHECK: extractelement <3 x half> %a, i32 2
+; CHECK: extractelement <3 x half> %b, i32 0
+; CHECK: extractelement <3 x half> %b, i32 1
+; CHECK: extractelement <3 x half> %b, i32 2
+; CHECK: call half @dx.op.dot3.f16(i32 55, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}})
+ %dx.dot = call half @llvm.dx.dot3.v3f16(<3 x half> %a, <3 x half> %b)
+ ret half %dx.dot
+}
+
+; CHECK-LABEL: dot_half4
+define noundef half @dot_half4(<4 x half> noundef %a, <4 x half> noundef %b) {
+entry:
+; CHECK: extractelement <4 x half> %a, i32 0
+; CHECK: extractelement <4 x half> %a, i32 1
+; CHECK: extractelement <4 x half> %a, i32 2
+; CHECK: extractelement <4 x half> %a, i32 3
+; CHECK: extractelement <4 x half> %b, i32 0
+; CHECK: extractelement <4 x half> %b, i32 1
+; CHECK: extractelement <4 x half> %b, i32 2
+; CHECK: extractelement <4 x half> %b, i32 3
+; CHECK: call half @dx.op.dot4.f16(i32 56, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}}, half %{{.*}})
+ %dx.dot = call half @llvm.dx.dot4.v4f16(<4 x half> %a, <4 x half> %b)
+ ret half %dx.dot
+}
+
+; CHECK-LABEL: dot_float2
+define noundef float @dot_float2(<2 x float> noundef %a, <2 x float> noundef %b) {
+entry:
+; CHECK: extractelement <2 x float> %a, i32 0
+; CHECK: extractelement <2 x float> %a, i32 1
+; CHECK: extractelement <2 x float> %b, i32 0
+; CHECK: extractelement <2 x float> %b, i32 1
+; CHECK: call float @dx.op.dot2.f32(i32 54, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}})
+ %dx.dot = call float @llvm.dx.dot2.v2f32(<2 x float> %a, <2 x float> %b)
+ ret float %dx.dot
+}
+
+; CHECK-LABEL: dot_float3
+define noundef float @dot_float3(<3 x float> noundef %a, <3 x float> noundef %b) {
+entry:
+; CHECK: extractelement <3 x float> %a, i32 0
+; CHECK: extractelement <3 x float> %a, i32 1
+; CHECK: extractelement <3 x float> %a, i32 2
+; CHECK: extractelement <3 x float> %b, i32 0
+; CHECK: extractelement <3 x float> %b, i32 1
+; CHECK: extractelement <3 x float> %b, i32 2
+; CHECK: call float @dx.op.dot3.f32(i32 55, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}})
+ %dx.dot = call float @llvm.dx.dot3.v3f32(<3 x float> %a, <3 x float> %b)
+ ret float %dx.dot
+}
+
+; CHECK-LABEL: dot_float4
+define noundef float @dot_float4(<4 x float> noundef %a, <4 x float> noundef %b) {
+entry:
+; CHECK: extractelement <4 x float> %a, i32 0
+; CHECK: extractelement <4 x float> %a, i32 1
+; CHECK: extractelement <4 x float> %a, i32 2
+; CHECK: extractelement <4 x float> %a, i32 3
+; CHECK: extractelement <4 x float> %b, i32 0
+; CHECK: extractelement <4 x float> %b, i32 1
+; CHECK: extractelement <4 x float> %b, i32 2
+; CHECK: extractelement <4 x float> %b, i32 3
+; CHECK: call float @dx.op.dot4.f32(i32 56, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}}, float %{{.*}})
+ %dx.dot = call float @llvm.dx.dot4.v4f32(<4 x float> %a, <4 x float> %b)
+ ret float %dx.dot
+}
+
+declare half @llvm.dx.dot.v2f16(<2 x half> , <2 x half> )
+declare half @llvm.dx.dot.v3f16(<3 x half> , <3 x half> )
+declare half @llvm.dx.dot.v4f16(<4 x half> , <4 x half> )
+declare float @llvm.dx.dot.v2f32(<2 x float>, <2 x float>)
+declare float @llvm.dx.dot.v3f32(<3 x float>, <3 x float>)
+declare float @llvm.dx.dot.v4f32(<4 x float>, <4 x float>)