0e50b6ed80
test/CodeGen/SystemZ/vec-trunc-to-i1.ll was marked as a temporary FAIL when it was previously updated when it needed one more COPY. This was however wrong, since the loop body had been reduced significantly, and it was actually an improvement. Review: Ulrich Weigand. llvm-svn: 324060
35 lines
1.0 KiB
LLVM
35 lines
1.0 KiB
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-NEXT: vrepif [[REG0:%v[0-9]]], 1
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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: .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: tmll [[REG4]], 1
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; CHECK-NEXT: jne .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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