| ; RUN: llvm-as < %s | llc -march=arm && |
| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 && |
| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtb" | wc -l | grep 1 && |
| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtab" | wc -l | grep 1 |
| |
| define i8 @test1(i32 %A) sext { |
| %B = lshr i32 %A, 8 |
| %C = shl i32 %A, 24 |
| %D = or i32 %B, %C |
| %E = trunc i32 %D to i8 |
| ret i8 %E |
| } |
| |
| define i32 @test2(i32 %A, i32 %X) sext { |
| %B = lshr i32 %A, 8 |
| %C = shl i32 %A, 24 |
| %D = or i32 %B, %C |
| %E = trunc i32 %D to i8 |
| %F = sext i8 %E to i32 |
| %G = add i32 %F, %X |
| ret i32 %G |
| } |