// ARM64 support

defn acidinit()			// Called after all the init modules are loaded
{
	bplist = {};
	bpfmt = 'Y';
	wplist = {};
	wpflush();

	srcpath = {
		"./",
		"/sys/src/libc/port/",
		"/sys/src/libc/9sys/",
		"/sys/src/libc/arm64/"
	};

	srcfiles = {};			// list of loaded files
	srctext = {};			// the text of the files
}

defn linkreg(addr)
{
	return *R30;
}

defn stk()				// trace
{
	_stk(*PC, *SP, linkreg(0), 0);
}

defn lstk()				// trace with locals
{
	_stk(*PC, *SP, linkreg(0), 1);
}

defn gpr()			// print general purpose registers
{
	print("R0\t", *R0, " R1\t", *R1, " R2\t", *R2, "\n");
	print("R3\t", *R3, " R4\t", *R4, " R5\t", *R5, "\n");
	print("R6\t", *R6, " R7\t", *R7, " R8\t", *R8, "\n");
	print("R9\t", *R9, " R10\t", *R10, " R11\t", *R11, "\n");
	print("R12\t", *R12, " R13\t", *R13, " R14\t", *R14, "\n");
	print("R15\t", *R15, " R16\t", *R16, " R17\t", *R17, "\n");
	print("R18\t", *R18, " R19\t", *R19, " R20\t", *R20, "\n");
	print("R21\t", *R21, " R22\t", *R22, " R23\t", *R23, "\n");
	print("R24\t", *R24, " R25\t", *R25, " R26\t", *R26, "\n");
	print("R27\t", *R27, " R28\t", *R28, " R29\t", *R29, "\n");
	print("R30\t", *R30, "\n");
}

defn regs()				// print all registers
{
	gpr();
}

defn pstop(pid)
{
	local l;
	local pc;

	pc = *PC;

	print(pid,": ", reason(*TYPE), "\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;
			}
		}
	}
}

sizeofUreg = 272;
aggr Ureg
{
	'W' 0 r0;
	'W' 8 r1;
	'W' 16 r2;
	'W' 24 r3;
	'W' 32 r4;
	'W' 40 r5;
	'W' 48 r6;
	'W' 56 r7;
	'W' 64 r8;
	'W' 72 r9;
	'W' 80 r10;
	'W' 88 r11;
	'W' 96 r12;
	'W' 104 r13;
	'W' 112 r14;
	'W' 120 r15;
	'W' 128 r16;
	'W' 136 r17;
	'W' 144 r18;
	'W' 152 r19;
	'W' 160 r20;
	'W' 168 r21;
	'W' 176 r22;
	'W' 184 r23;
	'W' 192 r24;
	'W' 200 r25;
	'W' 208 r26;
	'W' 216 r27;
	'W' 224 r28;
	'W' 232 r29;
	'W' 240 r30;
	'W' 248 type;
	'W' 256 psr;
	'W' 264 pc;
};

defn
Ureg(addr) {
	complex Ureg addr;
	print("	r0	", addr.r0, "\n");
	print("	r1	", addr.r1, "\n");
	print("	r2	", addr.r2, "\n");
	print("	r3	", addr.r3, "\n");
	print("	r4	", addr.r4, "\n");
	print("	r5	", addr.r5, "\n");
	print("	r6	", addr.r6, "\n");
	print("	r7	", addr.r7, "\n");
	print("	r8	", addr.r8, "\n");
	print("	r9	", addr.r9, "\n");
	print("	r10	", addr.r10, "\n");
	print("	r11	", addr.r11, "\n");
	print("	r12	", addr.r12, "\n");
	print("	r13	", addr.r13, "\n");
	print("	r14	", addr.r14, "\n");
	print("	r15	", addr.r15, "\n");
	print("	r16	", addr.r16, "\n");
	print("	r17	", addr.r17, "\n");
	print("	r18	", addr.r18, "\n");
	print("	r19	", addr.r19, "\n");
	print("	r20	", addr.r20, "\n");
	print("	r21	", addr.r21, "\n");
	print("	r22	", addr.r22, "\n");
	print("	r23	", addr.r23, "\n");
	print("	r24	", addr.r24, "\n");
	print("	r25	", addr.r25, "\n");
	print("	r26	", addr.r26, "\n");
	print("	r27	", addr.r27, "\n");
	print("	r28	", addr.r28, "\n");
	print("	r29	", addr.r29, "\n");
	print("	r30	", addr.r30, "\n");
	print("	type	", addr.type, "\n");
	print("	psr	", addr.psr, "\n");
	print("	pc	", addr.pc, "\n");
};

print("/sys/lib/acid/arm64");