llvm/test/CodeGen/ARM/sxt_rot.ll
2007-08-15 13:36:28 +00:00

23 lines
504 B
LLVM

; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | \
; RUN: grep sxtb | count 1
; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | \
; RUN: grep sxtab | count 1
define i8 @test1(i32 %A) signext {
%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) signext {
%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
}