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runtime/internal/atomic: unify sys_*_arm.s on non-linux

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Updates #23778.

Change-Id: I80e57a15b6e3bbc2e25ea186399ff0e360fc5c21
Reviewed-on: https://go-review.googlesource.com/93635
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
This commit is contained in:
Cherry Zhang 2018-02-12 14:27:46 -05:00
parent a90fc6d2d4
commit 97124af99a
6 changed files with 6 additions and 71 deletions
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11
src/runtime/internal/atomic/sys_darwin_arm.s
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@ -1,11 +0,0 @@
// Copyright 2015 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 "textflag.h"
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)

13
src/runtime/internal/atomic/sys_nacl_arm.s
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@ -1,13 +0,0 @@
// Copyright 2015 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 "textflag.h"
// This is only valid for ARMv6+, however, NaCl/ARM is only defined
// for ARMv7A anyway.
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)

21
src/runtime/internal/atomic/sys_netbsd_arm.s
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@ -1,21 +0,0 @@
// Copyright 2015 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 "textflag.h"
// TODO(minux): this is only valid for ARMv6+
// bool Armcas(int32 *val, int32 old, int32 new)
// Atomically:
// if(*val == old){
// *val = new;
// return 1;
// }else
// return 0;
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)

10
src/runtime/internal/atomic/sys_freebsd_arm.s → src/runtime/internal/atomic/sys_nonlinux_arm.s
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@ -2,6 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !linux,arm
#include "textflag.h"
// TODO(minux): this is only valid for ARMv6+
@ -12,8 +14,8 @@
// return 1;
// }else
// return 0;
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT ·Cas(SB),NOSPLIT,$0
JMP ·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)
TEXT ·Casp1(SB),NOSPLIT,$0
JMP ·Cas(SB)

11
src/runtime/internal/atomic/sys_openbsd_arm.s
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@ -1,11 +0,0 @@
// Copyright 2015 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 "textflag.h"
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)

11
src/runtime/internal/atomic/sys_plan9_arm.s
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@ -1,11 +0,0 @@
// Copyright 2015 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 "textflag.h"
TEXT runtime∕internal∕atomic·Cas(SB),NOSPLIT,$0
B runtime∕internal∕atomic·armcas(SB)
TEXT runtime∕internal∕atomic·Casp1(SB),NOSPLIT,$0
B runtime∕internal∕atomic·Cas(SB)