xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/pr3216.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker@foo = global i8 127
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @main() nounwind {
6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: main:
7*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: ret
8*9880d681SAndroid Build Coastguard Worker; CHECK: sar{{.}} $5
9*9880d681SAndroid Build Coastguard Worker; CHECK: ret
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker   %tmp = load i8, i8* @foo
12*9880d681SAndroid Build Coastguard Worker   %bf.lo = lshr i8 %tmp, 5
13*9880d681SAndroid Build Coastguard Worker   %bf.lo.cleared = and i8 %bf.lo, 7
14*9880d681SAndroid Build Coastguard Worker   %1 = shl i8 %bf.lo.cleared, 5
15*9880d681SAndroid Build Coastguard Worker   %bf.val.sext = ashr i8 %1, 5
16*9880d681SAndroid Build Coastguard Worker   %conv = sext i8 %bf.val.sext to i32
17*9880d681SAndroid Build Coastguard Worker   ret i32 %conv
18*9880d681SAndroid Build Coastguard Worker}
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