| // Copyright 2013 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // This file defines the IDs for PCDATA and FUNCDATA instructions |
| // in Go binaries. It is included by both C and assembly, so it must |
| // be written using #defines. It is included by the runtime package |
| // as well as the compilers. |
| |
| #define PCDATA_ArgSize 0 /* argument size at CALL instruction */ |
| #define PCDATA_StackMapIndex 1 |
| |
| #define FUNCDATA_ArgsPointerMaps 2 /* garbage collector blocks */ |
| #define FUNCDATA_LocalsPointerMaps 3 |
| #define FUNCDATA_DeadValueMaps 4 |
| |
| // To be used in assembly. |
| #define ARGSIZE(n) PCDATA $PCDATA_ArgSize, $n |
| |
| // ArgsSizeUnknown is set in Func.argsize to mark all functions |
| // whose argument size is unknown (C vararg functions, and |
| // assembly code without an explicit specification). |
| // This value is generated by the compiler, assembler, or linker. |
| #define ArgsSizeUnknown 0x80000000 |
