forked from OSchip/llvm-project
24 lines
604 B
LLVM
24 lines
604 B
LLVM
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; RUN: llc < %s | FileCheck
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target triple = "arm64-apple-ios7.0"
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define i64 @foo(i64* nocapture readonly %ptr, i64 %a, i64 %b, i64 %c) local_unnamed_addr #0 {
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; CHECK: ldr w8, [x0, #4]
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; CHECK: lsr x9, x1, #32
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; CHECK: cmn x3, x2
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; CHECK: mul x8, x8, x9
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; CHECK: cinc x0, x8, hs
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; CHECK: ret
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entry:
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%0 = lshr i64 %a, 32
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%1 = load i64, i64* %ptr, align 8
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%2 = lshr i64 %1, 32
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%3 = mul nuw i64 %2, %0
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%4 = add i64 %c, %b
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%5 = icmp ult i64 %4, %c
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%6 = zext i1 %5 to i64
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%7 = add i64 %3, %6
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ret i64 %7
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}
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attributes #0 = { norecurse nounwind readonly }
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