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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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39
external/llvm/test/CodeGen/SystemZ/strlen-01.ll vendored Normal file
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; Test strlen using SRST, i64 version.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
declare i64 @strlen(i8 *%src)
declare i64 @strnlen(i8 *%src, i64 %len)
; Test strlen with its proper i64 prototype. It would also be valid for
; the uses of %r3 and REG after the LGR to be swapped.
define i64 @f1(i32 %dummy, i8 *%src) {
; CHECK-LABEL: f1:
; CHECK-DAG: lhi %r0, 0
; CHECK-DAG: lghi %r2, 0
; CHECK-DAG: lgr [[REG:%r[145]]], %r3
; CHECK: [[LABEL:\.[^:]*]]:
; CHECK-NEXT: srst %r2, [[REG]]
; CHECK-NEXT: jo [[LABEL]]
; CHECK-NEXT: %bb.{{[0-9]+}}
; CHECK-NEXT: sgr %r2, %r3
; CHECK: br %r14
%res = call i64 @strlen(i8 *%src)
ret i64 %res
}
; Test strnlen with its proper i64 prototype.
define i64 @f2(i64 %len, i8 *%src) {
; CHECK-LABEL: f2:
; CHECK-DAG: agr %r2, %r3
; CHECK-DAG: lhi %r0, 0
; CHECK-DAG: lgr [[REG:%r[145]]], %r3
; CHECK: [[LABEL:\.[^:]*]]:
; CHECK-NEXT: srst %r2, [[REG]]
; CHECK-NEXT: jo [[LABEL]]
; CHECK-NEXT: %bb.{{[0-9]+}}
; CHECK-NEXT: sgr %r2, %r3
; CHECK: br %r14
%res = call i64 @strnlen(i8 *%src, i64 %len)
ret i64 %res
}