1 ; RUN: llc < %s -march=x86 -tailcallopt | grep TAILCALL 2 ; RUN: llc < %s -march=x86 -tailcallopt | grep "movl[[:space:]]*4(%esp), %eax" | count 1 3 %struct.s = type {i32, i32, i32, i32, i32, i32, i32, i32, 4 i32, i32, i32, i32, i32, i32, i32, i32, 5 i32, i32, i32, i32, i32, i32, i32, i32 } 6 7 define fastcc i32 @tailcallee(%struct.s* byval %a) nounwind { 8 entry: 9 %tmp2 = getelementptr %struct.s* %a, i32 0, i32 0 10 %tmp3 = load i32* %tmp2 11 ret i32 %tmp3 12 } 13 14 define fastcc i32 @tailcaller(%struct.s* byval %a) nounwind { 15 entry: 16 %tmp4 = tail call fastcc i32 @tailcallee(%struct.s* byval %a ) 17 ret i32 %tmp4 18 } 19
