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19 lines
375 B
LLVM
19 lines
375 B
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
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@foo = global i8 127
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define i32 @main() nounwind {
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; CHECK: main:
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; CHECK-NOT: ret
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; CHECK: sar{{.}} $5
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; CHECK: ret
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%tmp = load i8* @foo
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%bf.lo = lshr i8 %tmp, 5
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%bf.lo.cleared = and i8 %bf.lo, 7
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%1 = shl i8 %bf.lo.cleared, 5
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%bf.val.sext = ashr i8 %1, 5
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%conv = sext i8 %bf.val.sext to i32
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ret i32 %conv
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}
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