| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=arm && |
| 2 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 && |
| 3 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtb" | wc -l | grep 1 && |
| 4 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtab" | wc -l | grep 1 |
| 5 | |
| 6 | define i8 %test1(i32 %A) sext { |
| 7 | %B = lshr i32 %A, i8 8 |
| 8 | %C = shl i32 %A, i8 24 |
| 9 | %D = or i32 %B, %C |
| 10 | %E = trunc i32 %D to i8 |
| 11 | ret i8 %E |
| 12 | } |
| 13 | |
| 14 | define i32 %test2(i32 %A, i32 %X) sext { |
| 15 | %B = lshr i32 %A, i8 8 |
| 16 | %C = shl i32 %A, i8 24 |
| 17 | %D = or i32 %B, %C |
| 18 | %E = trunc i32 %D to i8 |
| 19 | %F = sext i8 %E to i32 |
| 20 | %G = add i32 %F, %X |
| 21 | ret i32 %G |
| 22 | } |