blob: 9d5531885bfba297f8e2a53086c114191d7007b4 [file] [log] [blame]
; Test that strlen/strnlen won't be converted to SRST if calls are
; marked with nobuiltin, eg. for sanitizers.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
declare i64 @strlen(ptr %src)
declare i64 @strnlen(ptr %src, i64 %len)
define i64 @f1(i32 %dummy, ptr %src) {
; CHECK-LABEL: f1:
; CHECK: brasl %r14, strlen
; CHECK: br %r14
%res = call i64 @strlen(ptr %src) nobuiltin
ret i64 %res
}
; Likewise for strnlen.
define i64 @f2(i64 %len, ptr %src) {
; CHECK-LABEL: f2:
; CHECK-NOT: srst
; CHECK: brasl %r14, strnlen
; CHECK: br %r14
%res = call i64 @strnlen(ptr %src, i64 %len) nobuiltin
ret i64 %res
}