Text file
src/runtime/duff_s390x.s
1 // Copyright 2019 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
4
5 #include "go_asm.h"
6 #include "go_tls.h"
7 #include "textflag.h"
8
9 // s390x can copy/zero 1-256 bytes with a single instruction,
10 // so there's no need for these, except to satisfy the prototypes
11 // in stubs.go.
12
13 TEXT runtime·duffzero(SB),NOSPLIT|NOFRAME,$0-0
14 MOVD $0, 2(R0)
15 RET
16
17 TEXT runtime·duffcopy(SB),NOSPLIT|NOFRAME,$0-0
18 MOVD $0, 2(R0)
19 RET
20
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