github.com/gagliardetto/golang-go@v0.0.0-20201020153340-53909ea70814/cmd/internal/objabi/funcdata.go (about)

     1  // Copyright 2013 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  package objabi
     6  
     7  // This file defines the IDs for PCDATA and FUNCDATA instructions
     8  // in Go binaries.
     9  //
    10  // These must agree with ../../../runtime/funcdata.h and
    11  // ../../../runtime/symtab.go.
    12  
    13  const (
    14  	PCDATA_RegMapIndex   = 0
    15  	PCDATA_StackMapIndex = 1
    16  	PCDATA_InlTreeIndex  = 2
    17  
    18  	FUNCDATA_ArgsPointerMaps    = 0
    19  	FUNCDATA_LocalsPointerMaps  = 1
    20  	FUNCDATA_RegPointerMaps     = 2
    21  	FUNCDATA_StackObjects       = 3
    22  	FUNCDATA_InlTree            = 4
    23  	FUNCDATA_OpenCodedDeferInfo = 5
    24  
    25  	// ArgsSizeUnknown is set in Func.argsize to mark all functions
    26  	// whose argument size is unknown (C vararg functions, and
    27  	// assembly code without an explicit specification).
    28  	// This value is generated by the compiler, assembler, or linker.
    29  	ArgsSizeUnknown = -0x80000000
    30  )