github.com/sagernet/gvisor@v0.0.0-20240428053021-e691de28565f/pkg/goid/goid_arm64.s (about)

     1  // Copyright 2020 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  #include "textflag.h"
    16  
    17  #define GOID_OFFSET 152 // +checkoffset runtime g.goid
    18  
    19  // func goid() int64
    20  TEXT ·goid(SB),NOSPLIT,$0-8
    21          MOVD g, R0      // g
    22          MOVD GOID_OFFSET(R0), R0
    23          MOVD R0, ret+0(FP)
    24          RET