Plan 9 from Bell Labs’s /usr/web/sources/plan9/sys/src/libthread/sched.acid

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


sizeof_1_ = 8;
aggr _1_
{
	'U' 0 lo;
	'U' 4 hi;
};

defn
_1_(addr) {
	complex _1_ addr;
	print("	lo	", addr.lo, "\n");
	print("	hi	", addr.hi, "\n");
};

sizeofFPdbleword = 8;
aggr FPdbleword
{
	'F' 0 x;
	{
	'U' 0 lo;
	'U' 4 hi;
	};
};

defn
FPdbleword(addr) {
	complex FPdbleword addr;
	print("	x	", addr.x, "\n");
	print("_1_ {\n");
		_1_(addr+0);
	print("}\n");
};

UTFmax = 4;
Runesync = 128;
Runeself = 128;
Runeerror = 65533;
Runemax = 1114111;
Runemask = 2097151;
sizeofFmt = 48;
aggr Fmt
{
	'b' 0 runes;
	'X' 4 start;
	'X' 8 to;
	'X' 12 stop;
	'X' 16 flush;
	'X' 20 farg;
	'D' 24 nfmt;
	'X' 28 args;
	'D' 32 r;
	'D' 36 width;
	'D' 40 prec;
	'U' 44 flags;
};

defn
Fmt(addr) {
	complex Fmt addr;
	print("	runes	", addr.runes, "\n");
	print("	start	", addr.start\X, "\n");
	print("	to	", addr.to\X, "\n");
	print("	stop	", addr.stop\X, "\n");
	print("	flush	", addr.flush\X, "\n");
	print("	farg	", addr.farg\X, "\n");
	print("	nfmt	", addr.nfmt, "\n");
	print("	args	", addr.args\X, "\n");
	print("	r	", addr.r, "\n");
	print("	width	", addr.width, "\n");
	print("	prec	", addr.prec, "\n");
	print("	flags	", addr.flags, "\n");
};

FmtWidth = 1;
FmtLeft = 2;
FmtPrec = 4;
FmtSharp = 8;
FmtSpace = 16;
FmtSign = 32;
FmtZero = 64;
FmtUnsigned = 128;
FmtShort = 256;
FmtLong = 512;
FmtVLong = 1024;
FmtComma = 2048;
FmtByte = 4096;
FmtFlag = 8192;
sizeofTm = 40;
aggr Tm
{
	'D' 0 sec;
	'D' 4 min;
	'D' 8 hour;
	'D' 12 mday;
	'D' 16 mon;
	'D' 20 year;
	'D' 24 wday;
	'D' 28 yday;
	'a' 32 zone;
	'D' 36 tzoff;
};

defn
Tm(addr) {
	complex Tm addr;
	print("	sec	", addr.sec, "\n");
	print("	min	", addr.min, "\n");
	print("	hour	", addr.hour, "\n");
	print("	mday	", addr.mday, "\n");
	print("	mon	", addr.mon, "\n");
	print("	year	", addr.year, "\n");
	print("	wday	", addr.wday, "\n");
	print("	yday	", addr.yday, "\n");
	print("	zone	", addr.zone, "\n");
	print("	tzoff	", addr.tzoff, "\n");
};

PNPROC = 1;
PNGROUP = 2;
Profoff = 0;
Profuser = 1;
Profkernel = 2;
Proftime = 3;
Profsample = 4;
sizeofLock = 8;
aggr Lock
{
	'D' 0 key;
	'D' 4 sem;
};

defn
Lock(addr) {
	complex Lock addr;
	print("	key	", addr.key, "\n");
	print("	sem	", addr.sem, "\n");
};

sizeofQLp = 12;
aggr QLp
{
	'D' 0 inuse;
	'A' QLp 4 next;
	'C' 8 state;
};

defn
QLp(addr) {
	complex QLp addr;
	print("	inuse	", addr.inuse, "\n");
	print("	next	", addr.next\X, "\n");
	print("	state	", addr.state, "\n");
};

sizeofQLock = 20;
aggr QLock
{
	Lock 0 lock;
	'D' 8 locked;
	'A' QLp 12 $head;
	'A' QLp 16 $tail;
};

defn
QLock(addr) {
	complex QLock addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	locked	", addr.locked, "\n");
	print("	$head	", addr.$head\X, "\n");
	print("	$tail	", addr.$tail\X, "\n");
};

sizeofRWLock = 24;
aggr RWLock
{
	Lock 0 lock;
	'D' 8 readers;
	'D' 12 writer;
	'A' QLp 16 $head;
	'A' QLp 20 $tail;
};

defn
RWLock(addr) {
	complex RWLock addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	readers	", addr.readers, "\n");
	print("	writer	", addr.writer, "\n");
	print("	$head	", addr.$head\X, "\n");
	print("	$tail	", addr.$tail\X, "\n");
};

sizeofRendez = 12;
aggr Rendez
{
	'A' QLock 0 l;
	'A' QLp 4 $head;
	'A' QLp 8 $tail;
};

defn
Rendez(addr) {
	complex Rendez addr;
	print("	l	", addr.l\X, "\n");
	print("	$head	", addr.$head\X, "\n");
	print("	$tail	", addr.$tail\X, "\n");
};

sizeofNetConnInfo = 36;
aggr NetConnInfo
{
	'X' 0 dir;
	'X' 4 root;
	'X' 8 spec;
	'X' 12 lsys;
	'X' 16 lserv;
	'X' 20 rsys;
	'X' 24 rserv;
	'X' 28 laddr;
	'X' 32 raddr;
};

defn
NetConnInfo(addr) {
	complex NetConnInfo addr;
	print("	dir	", addr.dir\X, "\n");
	print("	root	", addr.root\X, "\n");
	print("	spec	", addr.spec\X, "\n");
	print("	lsys	", addr.lsys\X, "\n");
	print("	lserv	", addr.lserv\X, "\n");
	print("	rsys	", addr.rsys\X, "\n");
	print("	rserv	", addr.rserv\X, "\n");
	print("	laddr	", addr.laddr\X, "\n");
	print("	raddr	", addr.raddr\X, "\n");
};

RFNAMEG = 1;
RFENVG = 2;
RFFDG = 4;
RFNOTEG = 8;
RFPROC = 16;
RFMEM = 32;
RFNOWAIT = 64;
RFCNAMEG = 1024;
RFCENVG = 2048;
RFCFDG = 4096;
RFREND = 8192;
RFNOMNT = 16384;
sizeofQid = 16;
aggr Qid
{
	'W' 0 path;
	'U' 8 vers;
	'b' 12 type;
};

defn
Qid(addr) {
	complex Qid addr;
	print("	path	", addr.path, "\n");
	print("	vers	", addr.vers, "\n");
	print("	type	", addr.type, "\n");
};

sizeofDir = 60;
aggr Dir
{
	'u' 0 type;
	'U' 4 dev;
	Qid 8 qid;
	'U' 24 mode;
	'U' 28 atime;
	'U' 32 mtime;
	'V' 36 length;
	'X' 44 name;
	'X' 48 uid;
	'X' 52 gid;
	'X' 56 muid;
};

defn
Dir(addr) {
	complex Dir addr;
	print("	type	", addr.type, "\n");
	print("	dev	", addr.dev, "\n");
	print("Qid qid {\n");
	Qid(addr.qid);
	print("}\n");
	print("	mode	", addr.mode, "\n");
	print("	atime	", addr.atime, "\n");
	print("	mtime	", addr.mtime, "\n");
	print("	length	", addr.length, "\n");
	print("	name	", addr.name\X, "\n");
	print("	uid	", addr.uid\X, "\n");
	print("	gid	", addr.gid\X, "\n");
	print("	muid	", addr.muid\X, "\n");
};

sizeofWaitmsg = 20;
aggr Waitmsg
{
	'D' 0 pid;
	'a' 4 time;
	'X' 16 msg;
};

defn
Waitmsg(addr) {
	complex Waitmsg addr;
	print("	pid	", addr.pid, "\n");
	print("	time	", addr.time, "\n");
	print("	msg	", addr.msg\X, "\n");
};

sizeofIOchunk = 8;
aggr IOchunk
{
	'X' 0 addr;
	'U' 4 len;
};

defn
IOchunk(addr) {
	complex IOchunk addr;
	print("	addr	", addr.addr\X, "\n");
	print("	len	", addr.len, "\n");
};

Nqwds = 2;
Nqshift = 5;
Nqmask = -1;
Nqbits = 64;
sizeofChannel = 36;
aggr Channel
{
	'D' 0 s;
	'U' 4 f;
	'U' 8 n;
	'D' 12 e;
	'D' 16 freed;
	'X' 20 qentry;
	'D' 24 nentry;
	'D' 28 closed;
	'a' 32 v;
};

defn
Channel(addr) {
	complex Channel addr;
	print("	s	", addr.s, "\n");
	print("	f	", addr.f, "\n");
	print("	n	", addr.n, "\n");
	print("	e	", addr.e, "\n");
	print("	freed	", addr.freed, "\n");
	print("	qentry	", addr.qentry\X, "\n");
	print("	nentry	", addr.nentry, "\n");
	print("	closed	", addr.closed, "\n");
	print("	v	", addr.v, "\n");
};

CHANEND = 0;
CHANSND = 1;
CHANRCV = 2;
CHANNOP = 3;
CHANNOBLK = 4;
sizeofAlt = 24;
aggr Alt
{
	'A' Channel 0 c;
	'X' 4 v;
	'D' 8 op;
	'X' 12 err;
	'A' Channel 16 tag;
	'D' 20 entryno;
};

defn
Alt(addr) {
	complex Alt addr;
	print("	c	", addr.c\X, "\n");
	print("	v	", addr.v\X, "\n");
	print("	op	", addr.op, "\n");
	print("	err	", addr.err\X, "\n");
	print("	tag	", addr.tag\X, "\n");
	print("	entryno	", addr.entryno, "\n");
};

sizeofRef = 4;
aggr Ref
{
	'D' 0 ref;
};

defn
Ref(addr) {
	complex Ref addr;
	print("	ref	", addr.ref, "\n");
};

Dead = 0;
Running = 1;
Ready = 2;
Rendezvous = 3;
Channone = 0;
Chanalt = 1;
Chansend = 2;
Chanrecv = 3;
RENDHASH = 13;
Printsize = 2048;
NPRIV = 8;
sizeofRgrp = 60;
aggr Rgrp
{
	Lock 0 lock;
	'a' 8 hash;
};

defn
Rgrp(addr) {
	complex Rgrp addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	hash	", addr.hash, "\n");
};

sizeofTqueue = 12;
aggr Tqueue
{
	'D' 0 asleep;
	'X' 4 $head;
	'X' 8 $tail;
};

defn
Tqueue(addr) {
	complex Tqueue addr;
	print("	asleep	", addr.asleep, "\n");
	print("	$head	", addr.$head\X, "\n");
	print("	$tail	", addr.$tail\X, "\n");
};

sizeofThread = 124;
aggr Thread
{
	Lock 0 lock;
	'a' 8 sched;
	'D' 16 id;
	'D' 20 grp;
	'D' 24 moribund;
	'D' 28 state;
	'D' 32 nextstate;
	'X' 36 stk;
	'U' 40 stksize;
	'A' Thread 44 next;
	'X' 48 proc;
	'A' Thread 52 nextt;
	'D' 56 ret;
	'X' 60 cmdname;
	'D' 64 inrendez;
	'A' Thread 68 rendhash;
	'X' 72 rendtag;
	'X' 76 rendval;
	'D' 80 rendbreak;
	'D' 84 chan;
	'A' Alt 88 alt;
	'a' 92 udata;
};

defn
Thread(addr) {
	complex Thread addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	sched	", addr.sched, "\n");
	print("	id	", addr.id, "\n");
	print("	grp	", addr.grp, "\n");
	print("	moribund	", addr.moribund, "\n");
	print("	state	", addr.state, "\n");
	print("	nextstate	", addr.nextstate, "\n");
	print("	stk	", addr.stk\X, "\n");
	print("	stksize	", addr.stksize, "\n");
	print("	next	", addr.next\X, "\n");
	print("	proc	", addr.proc\X, "\n");
	print("	nextt	", addr.nextt\X, "\n");
	print("	ret	", addr.ret, "\n");
	print("	cmdname	", addr.cmdname\X, "\n");
	print("	inrendez	", addr.inrendez, "\n");
	print("	rendhash	", addr.rendhash\X, "\n");
	print("	rendtag	", addr.rendtag\X, "\n");
	print("	rendval	", addr.rendval\X, "\n");
	print("	rendbreak	", addr.rendbreak, "\n");
	print("	chan	", addr.chan, "\n");
	print("	alt	", addr.alt\X, "\n");
	print("	udata	", addr.udata, "\n");
};

sizeofExecargs = 16;
aggr Execargs
{
	'X' 0 prog;
	'X' 4 args;
	'a' 8 fd;
};

defn
Execargs(addr) {
	complex Execargs addr;
	print("	prog	", addr.prog\X, "\n");
	print("	args	", addr.args\X, "\n");
	print("	fd	", addr.fd, "\n");
};

sizeofProc = 2432;
aggr Proc
{
	Lock 0 lock;
	'a' 8 sched;
	'D' 16 pid;
	'D' 20 splhi;
	'A' Thread 24 thread;
	'D' 28 needexec;
	Execargs 32 exec;
	'A' Proc 48 newproc;
	'a' 52 exitstr;
	'D' 180 rforkflag;
	'D' 184 nthreads;
	Tqueue 188 threads;
	Tqueue 200 ready;
	Lock 212 readylock;
	'a' 220 printbuf;
	'D' 2268 blocked;
	'D' 2272 pending;
	'D' 2276 nonotes;
	'U' 2280 nextID;
	'A' Proc 2284 next;
	'X' 2288 arg;
	'a' 2292 str;
	'X' 2420 wdata;
	'X' 2424 udata;
	'C' 2428 threadint;
};

defn
Proc(addr) {
	complex Proc addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	sched	", addr.sched, "\n");
	print("	pid	", addr.pid, "\n");
	print("	splhi	", addr.splhi, "\n");
	print("	thread	", addr.thread\X, "\n");
	print("	needexec	", addr.needexec, "\n");
	print("Execargs exec {\n");
	Execargs(addr.exec);
	print("}\n");
	print("	newproc	", addr.newproc\X, "\n");
	print("	exitstr	", addr.exitstr, "\n");
	print("	rforkflag	", addr.rforkflag, "\n");
	print("	nthreads	", addr.nthreads, "\n");
	print("Tqueue threads {\n");
	Tqueue(addr.threads);
	print("}\n");
	print("Tqueue ready {\n");
	Tqueue(addr.ready);
	print("}\n");
	print("Lock readylock {\n");
	Lock(addr.readylock);
	print("}\n");
	print("	printbuf	", addr.printbuf, "\n");
	print("	blocked	", addr.blocked, "\n");
	print("	pending	", addr.pending, "\n");
	print("	nonotes	", addr.nonotes, "\n");
	print("	nextID	", addr.nextID, "\n");
	print("	next	", addr.next\X, "\n");
	print("	arg	", addr.arg\X, "\n");
	print("	str	", addr.str, "\n");
	print("	wdata	", addr.wdata\X, "\n");
	print("	udata	", addr.udata\X, "\n");
	print("	threadint	", addr.threadint, "\n");
};

sizeofPqueue = 16;
aggr Pqueue
{
	Lock 0 lock;
	'A' Proc 8 $head;
	'A' Proc 12 $tail;
};

defn
Pqueue(addr) {
	complex Pqueue addr;
	print("Lock lock {\n");
	Lock(addr.lock);
	print("}\n");
	print("	$head	", addr.$head\X, "\n");
	print("	$tail	", addr.$tail\X, "\n");
};

sizeofIoproc = 160;
aggr Ioproc
{
	'D' 0 tid;
	'A' Channel 4 c;
	'A' Channel 8 creply;
	'D' 12 inuse;
	'X' 16 op;
	'X' 20 arg;
	'D' 24 ret;
	'a' 28 err;
	'A' Ioproc 156 next;
};

defn
Ioproc(addr) {
	complex Ioproc addr;
	print("	tid	", addr.tid, "\n");
	print("	c	", addr.c\X, "\n");
	print("	creply	", addr.creply\X, "\n");
	print("	inuse	", addr.inuse, "\n");
	print("	op	", addr.op\X, "\n");
	print("	arg	", addr.arg\X, "\n");
	print("	ret	", addr.ret, "\n");
	print("	err	", addr.err, "\n");
	print("	next	", addr.next\X, "\n");
};

complex Pqueue _threadpq;
complex Channel _threadwaitchan;
complex Rgrp _threadrgrp;
sizeof_2_ = 24;
aggr _2_
{
	'X' 0 pp;
	'X' 4 next;
	'X' 8 last;
	'X' 12 first;
	'U' 16 pid;
	'U' 20 what;
};

defn
_2_(addr) {
	complex _2_ addr;
	print("	pp	", addr.pp\X, "\n");
	print("	next	", addr.next\X, "\n");
	print("	last	", addr.last\X, "\n");
	print("	first	", addr.first\X, "\n");
	print("	pid	", addr.pid, "\n");
	print("	what	", addr.what, "\n");
};

sizeofTos = 72;
aggr Tos
{
	_2_ 0 prof;
	'W' 24 cyclefreq;
	'V' 32 kcycles;
	'V' 40 pcycles;
	'U' 48 pid;
	'U' 52 clock;
	'a' 56 kscr;
};

defn
Tos(addr) {
	complex Tos addr;
	print("_2_ prof {\n");
	_2_(addr.prof);
	print("}\n");
	print("	cyclefreq	", addr.cyclefreq, "\n");
	print("	kcycles	", addr.kcycles, "\n");
	print("	pcycles	", addr.pcycles, "\n");
	print("	pid	", addr.pid, "\n");
	print("	clock	", addr.clock, "\n");
	print("	kscr	", addr.kscr, "\n");
};

complex Tos _tos;
complex Proc _schedinit:p;
complex Thread _schedinit:t;
complex Thread _schedinit:l;
complex Proc needstack:p;
complex Thread needstack:t;
complex Proc _sched:p;
complex Thread _sched:t;
complex Proc runthread:p;
complex Thread runthread:t;
complex Tqueue runthread:q;
complex Thread _threadready:t;
complex Tqueue _threadready:q;

Bell Labs OSI certified Powered by Plan 9

(Return to Plan 9 Home Page)

Copyright © 2021 Plan 9 Foundation. All Rights Reserved.
Comments to webmaster@9p.io.