aboutsummaryrefslogtreecommitdiff
path: root/src/runtime/duff_s390x.s
blob: 95d492a879460027e3ad2c63ab9dfb9509292603 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "go_asm.h"
#include "go_tls.h"
#include "textflag.h"

// s390x can copy/zero 1-256 bytes with a single instruction,
// so there's no need for these, except to satisfy the prototypes
// in stubs.go.

TEXT runtime·duffzero(SB),NOSPLIT|NOFRAME,$0-0
	MOVD	$0, 2(R0)
	RET

TEXT runtime·duffcopy(SB),NOSPLIT|NOFRAME,$0-0
	MOVD	$0, 2(R0)
	RET