// 386 support defn acidinit()			// Called after all the init modules are loaded{	bplist = {};	bpfmt = 'b'; 	srcpath = {		"./",		"/sys/src/libc/port/",		"/sys/src/libc/9sys/",		"/sys/src/libc/386/"	}; 	srcfiles = {};			// list of loaded files	srctext = {};			// the text of the files	Labspoff = 4;		// adjustment to Label's sp	Labpcoff = 0;		// adjustment to Label's pc} defn linkreg(addr){	return 0;} defn stk()				// trace{	_stk(*PC, *SP, 0, 0);} defn lstk()				// trace with locals{	_stk(*PC, *SP, 0, 1);} defn kstk()				// kernel stack{	_stk(*PC-Labpcoff, *SP-Labspoff, 0, 0);} defn lkstk()				// kernel stack and locals{	_stk(*PC-Labpcoff, *SP-Labspoff, 0, 1);}defn gpr()		// print general(hah hah!) purpose registers{	print("AX\t", *AX, " BX\t", *BX, " CX\t", *CX, " DX\t", *DX, "\n");	print("DI\t", *DI, " SI\t", *SI, " BP\t", *BP, "\n");} defn spr()				// print special processor registers{	local pc;	local cause; 	pc = *PC;	print("PC\t", pc, " ", fmt(pc, 'a'), "  ");	pfl(pc);	print("SP\t", *SP, " ECODE ", *ECODE, " EFLAG ", *EFLAGS, "\n");	print("CS\t", *CS, " DS\t ", *DS, " SS\t", *SS, "\n");	print("GS\t", *GS, " FS\t ", *FS, " ES\t", *ES, "\n");		cause = *TRAP;	print("TRAP\t", cause, " ", reason(cause), "\n");} defn regs()				// print all registers{	spr();	gpr();} defn pstop(pid){	local l;	local pc; 	pc = *PC; 	print(pid,": ", reason(*TRAP), "\t");	print(fmt(pc, 'a'), "\t", fmt(pc, 'i'), "\n"); 	if notes then {		if notes[0] != "sys: breakpoint" then {			print("Notes pending:\n");			l = notes;			while l do {				print("\t", head l, "\n");				l = tail l;			}		}	}} aggr Ureg{	'U' 0 di;	'U' 4 si;	'U' 8 bp;	'U' 12 nsp;	'U' 16 bx;	'U' 20 dx;	'U' 24 cx;	'U' 28 ax;	'U' 32 gs;	'U' 36 fs;	'U' 40 es;	'U' 44 ds;	'U' 48 trap;	'U' 52 ecode;	'U' 56 pc;	'U' 60 cs;	'U' 64 flags;	{	'U' 68 usp;	'U' 68 sp;	};	'U' 72 ss;}; defnUreg(addr) {	complex Ureg addr;	print("	di	", addr.di, "\n");	print("	si	", addr.si, "\n");	print("	bp	", addr.bp, "\n");	print("	nsp	", addr.nsp, "\n");	print("	bx	", addr.bx, "\n");	print("	dx	", addr.dx, "\n");	print("	cx	", addr.cx, "\n");	print("	ax	", addr.ax, "\n");	print("	gs	", addr.gs, "\n");	print("	fs	", addr.fs, "\n");	print("	es	", addr.es, "\n");	print("	ds	", addr.ds, "\n");	print("	trap	", addr.trap, "\n");	print("	ecode	", addr.ecode, "\n");	print("	pc	", addr.pc, "\n");	print("	cs	", addr.cs, "\n");	print("	flags	", addr.flags, "\n");	print("	sp	", addr.sp, "\n");	print("}\n");	print("	ss	", addr.ss, "\n");}; print("/sys/lib/acid/386");