30 lines
1.0 KiB
ArmAsm
30 lines
1.0 KiB
ArmAsm
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// +build arm64
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// +build go1.8
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// +build !go1.15
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#include "textflag.h"
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TEXT ·Current(SB),NOSPLIT,$0-8
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// The offset specified here is the m_procid offset for Go1.8+.
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// Changes to this offset should be caught by the tests, and major
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// version changes require an explicit tag change above.
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MOVD g, R0 // g
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MOVD 48(R0), R0 // g_m (may change in future versions)
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MOVD 72(R0), R0 // m_procid (may change in future versions)
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MOVD R0, ret+0(FP)
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RET
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