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Remove duplocate ModuleDesc in Modules. Add type descriptor dumping.

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This commit is contained in:
David Brown 2016-12-12 18:42:36 +00:00
parent 80512b6ecc
commit 4444d06e4e
4 changed files with 105 additions and 52 deletions
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55
src/runtime/Out.Mod
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@ -1,6 +1,6 @@
MODULE Out; (* DCW Brown. 2016-09-27 *)
IMPORT SYSTEM, Platform;
IMPORT SYSTEM, Platform, Heap;
VAR
IsConsole-: BOOLEAN;
@ -114,6 +114,59 @@ PROCEDURE HexDump*(VAR m: ARRAY OF SYSTEM.BYTE);
BEGIN HexDumpAdr(SYSTEM.ADR(m), 0, LEN(m))
END HexDump;
PROCEDURE DumpModule(m: Heap.Module);
BEGIN
String(" next: "); Hex(SYSTEM.VAL(SYSTEM.ADDRESS, m.next),1); Ln;
String(" name: "); String(m.name); Ln;
String(" refcnt: "); Hex(m.refcnt,1); Ln;
String(" cmds: "); Hex(SYSTEM.VAL(SYSTEM.ADDRESS, m.cmds),1); Ln;
String(" types: "); Hex(m.types,1); Ln;
String(" enumPtrs: "); Hex(SYSTEM.VAL(SYSTEM.ADDRESS, m.enumPtrs),1); Ln;
END DumpModule;
PROCEDURE DumpType*(VAR o: ARRAY OF SYSTEM.BYTE);
TYPE
typedesc = RECORD
(* Array of type bound procedure addresses preceeds this. *)
tag: SYSTEM.ADDRESS;
next: SYSTEM.ADDRESS;
level: SYSTEM.ADDRESS;
module: SYSTEM.ADDRESS;
name: ARRAY 24 OF CHAR;
bases: ARRAY 16 OF SYSTEM.ADDRESS;
reserved: SYSTEM.ADDRESS;
blksz: SYSTEM.ADDRESS;
ptr0: SYSTEM.ADDRESS; (* Offset of first pointer. Others follow this. *)
END;
tag = POINTER [1] TO typedesc;
VAR
addr: SYSTEM.ADDRESS;
desc: tag;
i: INTEGER;
BEGIN
SYSTEM.GET(SYSTEM.ADR(o) - SIZE(SYSTEM.ADDRESS), addr);
String("obj tag: "); Hex(addr,1); Ln;
desc := SYSTEM.VAL(tag, addr - (21*SIZE(SYSTEM.ADDRESS) + 24));
String("desc at: "); Hex(SYSTEM.VAL(SYSTEM.ADDRESS, desc),1); Ln;
String("desc contains:"); Ln;
String("tag: "); Hex(desc.tag, 1); Ln;
String("next: "); Hex(desc.next, 1); Ln;
String("level: "); Hex(desc.level, 1); Ln;
String("module: "); Hex(desc.module, 1); Ln;
DumpModule(SYSTEM.VAL(Heap.Module, desc.module));
String("name: "); String(desc.name); Ln;
String("bases: ");
i := 0; WHILE i < 16 DO
Hex(desc.bases[i], SIZE(SYSTEM.ADDRESS) * 2);
IF i MOD 4 = 3 THEN Ln; String(" ") ELSE Char(" ") END;
INC(i)
END; Ln;
String("reserved: "); Hex(desc.reserved, 1); Ln;
String("blksz: "); Hex(desc.blksz, 1); Ln;
String("ptr0: "); Hex(desc.ptr0, 1); Ln;
END DumpType;
(* Real and Longreal display *)
PROCEDURE digit(n: HUGEINT; VAR s: ARRAY OF CHAR; VAR i: INTEGER);