blob: 6a55d235e0998bac8ae188dd7ecc3ba5d45b557d [file] [log] [blame]
; RUN: llc < %s -mtriple=lanai-unknown-unknown | FileCheck %s
; Test left-shift i64 lowering does not result in call being inserted.
; CHECK-LABEL: shift
; CHECKT: bt __ashldi3
; CHECK: or %r0, 0x0, %r[[T0:[0-9]+]]
; CHECK: mov 0x20, %r[[T1:[0-9]+]]
; CHECK: sub %r[[T1]], %r[[ShAmt:[0-9]+]], %r[[T1]]
; CHECK: sub %r0, %r[[T1]], %r[[T1]]
; CHECK: sh %r[[ShOpB:[0-9]+]], %r[[T1]], %r[[T1]]
; CHECK: sub.f %r[[ShAmt]], 0x0, %r0
; CHECK: sel.eq %r0, %r[[T1]], %r[[T1]]
; CHECK: sh %r[[ShOpA:[0-9]+]], %r[[ShAmt]], %r[[T2:[0-9]+]]
; CHECK: or %r[[T1]], %r[[T2]], %rv
; CHECK: sub.f %r[[ShAmt]], 0x20, %r[[T1]]
; CHECK: sh.pl %r[[ShOpB]], %r[[T1]], %rv
; CHECK: sh.mi %r[[ShOpB]], %r[[ShAmt]], %r[[T0]]
define i64 @shift(i64 inreg, i32 inreg) {
%3 = zext i32 %1 to i64
%4 = shl i64 %0, %3
ret i64 %4
}