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26 lines
691 B
LLVM
26 lines
691 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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;
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; Test using bitwise logic on icmp operands instead of i1 logic when
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; possible.
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define i32 @fun(i32* %Src) {
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; CHECK-LABEL: fun:
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; CHECK: # %bb.0: # %bb
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; CHECK-NEXT: lhi %r0, -2
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; CHECK-NEXT: s %r0, 0(%r2)
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; CHECK-NEXT: nill %r0, 65533
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; CHECK-NEXT: chi %r0, 0
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; CHECK-NEXT: lhi %r2, 0
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; CHECK-NEXT: lochilh %r2, 1
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; CHECK-NEXT: br %r14
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bb:
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%i = load i32, i32* %Src
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%i3 = sub nsw i32 0, %i
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%i4 = icmp ne i32 %i3, 2
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%i5 = icmp ne i32 %i3, 4
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%i6 = and i1 %i4, %i5
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%i7 = zext i1 %i6 to i32
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ret i32 %i7
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}
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