|  | ; RUN: llc -relocation-model=static -verify-machineinstrs < %s -mtriple=ppc64-- -tailcallopt | grep TC_RETURNd8 | 
|  | ; RUN: llc -relocation-model=static -verify-machineinstrs -mtriple=ppc64-- < %s | FileCheck %s | 
|  | define dso_local fastcc i32 @tailcallee(i32 %a1, i32 %a2, i32 %a3, i32 %a4) { | 
|  | entry: | 
|  | ret i32 %a3 | 
|  | } | 
|  |  | 
|  | define dso_local fastcc i32 @tailcaller(i32 %in1, i32 %in2) { | 
|  | entry: | 
|  | %tmp11 = tail call fastcc i32 @tailcallee( i32 %in1, i32 %in2, i32 %in1, i32 %in2 ) | 
|  | ret i32 %tmp11 | 
|  | ; CHECK-LABEL: tailcaller | 
|  | ; CHECK-NOT: stdu | 
|  | } |