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
5package 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
13const (
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)
31