mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 19:52:54 +01:00
29 lines
648 B
LLVM
29 lines
648 B
LLVM
; RUN: llc < %s -march=thumb -mattr=+thumb2,+t2xtpk | FileCheck %s
|
|
|
|
define i8 @test1(i32 %A.u) zeroext {
|
|
; CHECK: test1
|
|
; CHECK: uxtb r0, r0
|
|
%B.u = trunc i32 %A.u to i8
|
|
ret i8 %B.u
|
|
}
|
|
|
|
define i32 @test2(i32 %A.u, i32 %B.u) zeroext {
|
|
; CHECK: test2
|
|
; CHECK: uxtab r0, r0, r1
|
|
%C.u = trunc i32 %B.u to i8
|
|
%D.u = zext i8 %C.u to i32
|
|
%E.u = add i32 %A.u, %D.u
|
|
ret i32 %E.u
|
|
}
|
|
|
|
define i32 @test3(i32 %A.u) zeroext {
|
|
; CHECK: test3
|
|
; CHECK: uxth.w r0, r0, ror #8
|
|
%B.u = lshr i32 %A.u, 8
|
|
%C.u = shl i32 %A.u, 24
|
|
%D.u = or i32 %B.u, %C.u
|
|
%E.u = trunc i32 %D.u to i16
|
|
%F.u = zext i16 %E.u to i32
|
|
ret i32 %F.u
|
|
}
|