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// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build arm64 && go1.8 && !go1.18 && go1.1
// +build arm64,go1.8,!go1.18,go1.1
// //go:linkname directives type-checked by checklinkname. Any other
// non-linkname assumptions outside the Go 1 compatibility guarantee should
// have an accompanied vet check or version guard build tag.
#include "textflag.h"
TEXT ·Current(SB),NOSPLIT,$0-8
// The offset specified here is the m_procid offset for Go1.8+.
// Changes to this offset should be caught by the tests, and major
// version changes require an explicit tag change above.
MOVD g, R0 // g
MOVD 48(R0), R0 // g_m (may change in future versions)
MOVD 72(R0), R0 // m_procid (may change in future versions)
MOVD R0, ret+0(FP)
RET
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