forked from OSchip/llvm-project
34 lines
1023 B
LLVM
34 lines
1023 B
LLVM
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
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;
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; Check that a widening truncate to a vector of i1 elements can be handled.
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define void @pr32275(<4 x i8> %B15) {
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; CHECK-LABEL: pr32275:
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; CHECK: # %bb.0: # %BB
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; CHECK: vlgvb %r0, %v24, 3
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; CHECK-NEXT: vlgvb %r1, %v24, 1
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; CHECK-NEXT: vlvgp [[REG1:%v[0-9]]], %r1, %r0
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; CHECK-NEXT: vlgvb %r0, %v24, 0
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; CHECK-NEXT: vlgvb [[REG3:%r[0-9]]], %v24, 2
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; CHECK-NEXT: vrepif [[REG0:%v[0-9]]], 1
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; CHECK: .LBB0_1:
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; CHECK-DAG: vlr [[REG2:%v[0-9]]], [[REG1]]
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; CHECK-DAG: vlvgf [[REG2]], %r0, 0
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; CHECK-NEXT: vlvgf [[REG2]], [[REG3]], 2
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; CHECK-NEXT: vn [[REG2]], [[REG2]], [[REG0]]
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; CHECK-NEXT: vlgvf [[REG4:%r[0-9]]], [[REG2]], 3
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; CHECK-NEXT: cijlh [[REG4]], 0, .LBB0_1
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; CHECK-NEXT: # %bb.2: # %CF36
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; CHECK-NEXT: br %r14
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BB:
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br label %CF34
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CF34:
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%Tr24 = trunc <4 x i8> %B15 to <4 x i1>
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%E28 = extractelement <4 x i1> %Tr24, i32 3
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br i1 %E28, label %CF34, label %CF36
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CF36:
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ret void
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}
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