llvm-project/llvm/test/CodeGen/PowerPC/2007-05-30-dagcombine-misco...

18 lines
481 B
LLVM

; RUN: llc -verify-machineinstrs < %s | FileCheck %s
; PR1473
target triple = "powerpc-unknown-linux-gnu"
; CHECK: foo
; CHECK: rlwinm 3, 3, 23, 30, 30
; CHECK: blr
define zeroext i8 @foo(i16 zeroext %a) {
%tmp2 = lshr i16 %a, 10 ; <i16> [#uses=1]
%tmp23 = trunc i16 %tmp2 to i8 ; <i8> [#uses=1]
%tmp4 = shl i8 %tmp23, 1 ; <i8> [#uses=1]
%tmp5 = and i8 %tmp4, 2 ; <i8> [#uses=1]
ret i8 %tmp5
}