Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/SystemZ/strcpy-01.ll

@@ -1,50 +0,0 @@
-; Test strcpy using MVST.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
-
-declare i8 *@strcpy(i8 *%dest, i8 *%src)
-declare i8 *@stpcpy(i8 *%dest, i8 *%src)
-
-; Check strcpy.
-define i8 *@f1(i8 *%dest, i8 *%src) {
-; CHECK-LABEL: f1:
-; CHECK-DAG: lhi %r0, 0
-; CHECK-DAG: lgr [[REG:%r[145]]], %r2
-; CHECK: [[LABEL:\.[^:]*]]:
-; CHECK-NEXT: mvst [[REG]], %r3
-; CHECK-NEXT: jo [[LABEL]]
-; CHECK-NOT: %r2
-; CHECK: br %r14
-  %res = call i8 *@strcpy(i8 *%dest, i8 *%src)
-  ret i8 *%res
-}
-
-; Check stpcpy.
-define i8 *@f2(i8 *%dest, i8 *%src) {
-; CHECK-LABEL: f2:
-; CHECK: lhi %r0, 0
-; CHECK: [[LABEL:\.[^:]*]]:
-; CHECK-NEXT: mvst %r2, %r3
-; CHECK-NEXT: jo [[LABEL]]
-; CHECK-NOT: %r2
-; CHECK: br %r14
-  %res = call i8 *@stpcpy(i8 *%dest, i8 *%src)
-  ret i8 *%res
-}
-
-; Check correct operation with other loads and stores.  The load must
-; come before the loop and the store afterwards.
-define i32 @f3(i32 %dummy, i8 *%dest, i8 *%src, i32 *%resptr, i32 *%storeptr) {
-; CHECK-LABEL: f3:
-; CHECK-DAG: lhi %r0, 0
-; CHECK-DAG: l %r2, 0(%r5)
-; CHECK: [[LABEL:\.[^:]*]]:
-; CHECK-NEXT: mvst %r3, %r4
-; CHECK-NEXT: jo [[LABEL]]
-; CHECK: mvhi 0(%r6), 0
-; CHECK: br %r14
-  %res = load i32 , i32 *%resptr
-  %unused = call i8 *@strcpy(i8 *%dest, i8 *%src)
-  store i32 0, i32 *%storeptr
-  ret i32 %res
-}