delay-slot-kill.ll
493 Bytes
; RUN: llc < %s -march=mips64 -mcpu=mips3 | FileCheck %s
; Currently, the following IR assembly generates a KILL instruction between
; the bitwise-and instruction and the return instruction. We verify that the
; delay slot filler ignores such KILL instructions by filling the slot of the
; return instruction properly.
define signext i32 @f1(i32 signext %a, i32 signext %b) {
entry:
; CHECK: jr $ra
; CHECK-NEXT: and $2, $4, $5
%r = and i32 %a, %b
ret i32 %r
}