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go/src/pkg/runtime/defs_plan9_386.h
Akshat Kumar c74f3c4576 runtime: add support for panic/recover in Plan 9 note handler
This change also resolves some issues with note handling: we now make
sure that there is enough room at the bottom of every goroutine to
execute the note handler, and the `exitstatus' is no longer a global
entity, which resolves some race conditions.

R=rminnich, npe, rsc, ality
CC=golang-dev
https://golang.org/cl/6569068
2013-01-30 02:53:56 -08:00

30 lines
595 B
C

#define PAGESIZE 0x1000
typedef struct Ureg Ureg;
struct Ureg
{
uint32 di; /* general registers */
uint32 si; /* ... */
uint32 bp; /* ... */
uint32 nsp;
uint32 bx; /* ... */
uint32 dx; /* ... */
uint32 cx; /* ... */
uint32 ax; /* ... */
uint32 gs; /* data segments */
uint32 fs; /* ... */
uint32 es; /* ... */
uint32 ds; /* ... */
uint32 trap; /* trap type */
uint32 ecode; /* error code (or zero) */
uint32 pc; /* pc */
uint32 cs; /* old context */
uint32 flags; /* old flags */
union {
uint32 usp;
uint32 sp;
};
uint32 ss; /* old stack segment */
};