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27 lines
711 B
LLVM
27 lines
711 B
LLVM
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; RUN: llc < %s -mtriple=arm64-apple-darwint | FileCheck %s
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; Checks for conditional branch b.vs
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; Function Attrs: nounwind
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define i32 @add(i32, i32) {
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entry:
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%2 = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 %0, i32 %1)
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%3 = extractvalue { i32, i1 } %2, 1
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br i1 %3, label %6, label %4
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; <label>:4 ; preds = %entry
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%5 = extractvalue { i32, i1 } %2, 0
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ret i32 %5
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; <label>:6 ; preds = %entry
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tail call void @llvm.trap()
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unreachable
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; CHECK: b.vs
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}
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; Function Attrs: nounwind readnone
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declare { i32, i1 } @llvm.sadd.with.overflow.i32(i32, i32)
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; Function Attrs: noreturn nounwind
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declare void @llvm.trap()
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