forked from OSchip/llvm-project
33 lines
969 B
LLVM
33 lines
969 B
LLVM
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; RUN: llc < %s -march=msp430 | FileCheck %s
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target datalayout = "e-m:e-p:16:16-i32:16:32-a:16-n8:16"
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target triple = "msp430"
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define void @foo(i16 %arg) unnamed_addr {
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entry-block:
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br i1 undef, label %bb2, label %bb3
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bb2: ; preds = %entry-block
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unreachable
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bb3: ; preds = %entry-block
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%0 = call { i16, i1 } @llvm.umul.with.overflow.i16(i16 undef, i16 %arg)
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; CHECK: call
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%1 = extractvalue { i16, i1 } %0, 1
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%2 = call i1 @llvm.expect.i1(i1 %1, i1 false)
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br i1 %2, label %panic, label %bb5
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bb5: ; preds = %bb3
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unreachable
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panic: ; preds = %bb3
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unreachable
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}
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; Function Attrs: nounwind readnone
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declare i1 @llvm.expect.i1(i1, i1) #0
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; Function Attrs: nounwind readnone
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declare { i16, i1 } @llvm.umul.with.overflow.i16(i16, i16) #0
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attributes #0 = { nounwind readnone }
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