44 lines
1.4 KiB
LLVM
44 lines
1.4 KiB
LLVM
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; Test inserting a truncated value into a vector element
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | \
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; RUN: FileCheck -check-prefix=CHECK-CODE %s
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | \
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; RUN: FileCheck -check-prefix=CHECK-VECTOR %s
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define <4 x i32> @f1(<4 x i32> %x, i64 %y) {
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; CHECK-CODE-LABEL: f1:
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; CHECK-CODE-DAG: vlvgf [[ELT:%v[0-9]+]], %r2, 0
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; CHECK-CODE-DAG: larl [[REG:%r[0-5]]],
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; CHECK-CODE-DAG: vl [[MASK:%v[0-9]+]], 0([[REG]])
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; CHECK-CODE: vperm %v24, %v24, [[ELT]], [[MASK]]
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; CHECK-CODE: br %r14
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; CHECK-VECTOR: .byte 12
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; CHECK-VECTOR-NEXT: .byte 13
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; CHECK-VECTOR-NEXT: .byte 14
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; CHECK-VECTOR-NEXT: .byte 15
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; CHECK-VECTOR-NEXT: .byte 8
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; CHECK-VECTOR-NEXT: .byte 9
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; CHECK-VECTOR-NEXT: .byte 10
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; CHECK-VECTOR-NEXT: .byte 11
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; CHECK-VECTOR-NEXT: .byte 4
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; CHECK-VECTOR-NEXT: .byte 5
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; CHECK-VECTOR-NEXT: .byte 6
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; CHECK-VECTOR-NEXT: .byte 7
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; CHECK-VECTOR-NEXT: .byte 16
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; CHECK-VECTOR-NEXT: .byte 17
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; CHECK-VECTOR-NEXT: .byte 18
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; CHECK-VECTOR-NEXT: .byte 19
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%elt0 = extractelement <4 x i32> %x, i32 3
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%elt1 = extractelement <4 x i32> %x, i32 2
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%elt2 = extractelement <4 x i32> %x, i32 1
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%elt3 = trunc i64 %y to i32
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%vec0 = insertelement <4 x i32> undef, i32 %elt0, i32 0
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%vec1 = insertelement <4 x i32> %vec0, i32 %elt1, i32 1
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%vec2 = insertelement <4 x i32> %vec1, i32 %elt2, i32 2
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%vec3 = insertelement <4 x i32> %vec2, i32 %elt3, i32 3
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ret <4 x i32> %vec3
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}
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