1 ; Test memchr using SRST, with a weird but usable prototype. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -verify-machineinstrs | FileCheck %s 4 5 declare i8 *@memchr(i8 *%src, i16 %char, i32 %len) 6 7 ; Test a simple forwarded call. 8 define i8 *@f1(i8 *%src, i16 %char, i32 %len) { 9 ; CHECK-LABEL: f1: 10 ; CHECK-DAG: lgr [[REG:%r[1-5]]], %r2 11 ; CHECK-DAG: algfr %r2, %r4 12 ; CHECK-DAG: llcr %r0, %r3 13 ; CHECK: [[LABEL:\.[^:]*]]: 14 ; CHECK: srst %r2, [[REG]] 15 ; CHECK-NEXT: jo [[LABEL]] 16 ; CHECK: blr %r14 17 ; CHECK: lghi %r2, 0 18 ; CHECK: br %r14 19 %res = call i8 *@memchr(i8 *%src, i16 %char, i32 %len) 20 ret i8 *%res 21 } 22
