blob: 03189aa7e15f97ee4a35ff1e4a7529731370ce89 [file] [log] [blame]
; RUN: llc < %s -march=thumb -mattr=+thumb2,+t2xtpk | FileCheck %s
define zeroext i8 @test1(i32 %A.u) {
; CHECK: test1
; CHECK: uxtb r0, r0
%B.u = trunc i32 %A.u to i8
ret i8 %B.u
}
define zeroext i32 @test2(i32 %A.u, i32 %B.u) {
; 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 zeroext i32 @test3(i32 %A.u) {
; 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
}