| Chandler Carruth | 218674b | 2011-07-02 20:42:17 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 | FileCheck %s |
| Dan Gohman | f5add58 | 2009-01-20 01:06:45 +0000 | [diff] [blame] | 2 | |
| 3 | @foo = global i8 127 |
| 4 | |
| 5 | define i32 @main() nounwind { |
| Chandler Carruth | 218674b | 2011-07-02 20:42:17 +0000 | [diff] [blame] | 6 | ; CHECK: main: |
| 7 | ; CHECK-NOT: ret |
| 8 | ; CHECK: sar{{.}} $5 |
| 9 | ; CHECK: ret |
| 10 | |
| 11 | %tmp = load i8* @foo |
| 12 | %bf.lo = lshr i8 %tmp, 5 |
| 13 | %bf.lo.cleared = and i8 %bf.lo, 7 |
| 14 | %1 = shl i8 %bf.lo.cleared, 5 |
| 15 | %bf.val.sext = ashr i8 %1, 5 |
| 16 | %conv = sext i8 %bf.val.sext to i32 |
| 17 | ret i32 %conv |
| Dan Gohman | f5add58 | 2009-01-20 01:06:45 +0000 | [diff] [blame] | 18 | } |