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Simplify runtime error reporting and move to platform common source.

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This commit is contained in:
David Brown 2016-11-12 10:20:50 +00:00
parent ed7043324d
commit 716240bdd6
205 changed files with 986 additions and 1063 deletions
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126
bootstrap/windows-88/Modules.c
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@ -1,4 +1,4 @@
/* voc 1.95 [2016/11/11]. Bootstrapping compiler for address size 8, alignment 8. xtspaSfF */
/* voc 1.95 [2016/11/12]. Bootstrapping compiler for address size 8, alignment 8. xtspaSfF */
#define SHORTINT INT8
#define INTEGER INT16
@ -7,6 +7,7 @@
#include "SYSTEM.h"
#include "Heap.h"
#include "Platform.h"
typedef
struct Modules_CmdDesc *Modules_Cmd;
@ -47,9 +48,16 @@ export ADDRESS *Modules_ModuleDesc__typ;
export ADDRESS *Modules_CmdDesc__typ;
static void Modules_Append (CHAR *a, LONGINT a__len, CHAR *b, LONGINT b__len);
export void Modules_AssertFail (INT32 code);
static void Modules_DisplayHaltCode (INT32 code);
export void Modules_Free (CHAR *name, LONGINT name__len, BOOLEAN all);
export void Modules_Halt (INT32 code);
export Modules_Command Modules_ThisCommand (Modules_Module mod, CHAR *name, LONGINT name__len);
export Modules_Module Modules_ThisMod (CHAR *name, LONGINT name__len);
static void Modules_errch (CHAR c);
export void Modules_errint (INT32 l);
static void Modules_errposint (INT32 l);
export void Modules_errstring (CHAR *s, LONGINT s__len);
#define Modules_modules() (Modules_Module)Heap_modules
#define Modules_setmodules(m) Heap_modules = m
@ -155,6 +163,121 @@ void Modules_Free (CHAR *name, LONGINT name__len, BOOLEAN all)
__DEL(name);
}
static void Modules_errch (CHAR c)
{
INT16 e;
e = Platform_Write(1, (ADDRESS)&c, 1);
}
void Modules_errstring (CHAR *s, LONGINT s__len)
{
INT32 i;
__DUP(s, s__len, CHAR);
i = 0;
while ((i < s__len && s[__X(i, s__len)] != 0x00)) {
Modules_errch(s[__X(i, s__len)]);
i += 1;
}
__DEL(s);
}
static void Modules_errposint (INT32 l)
{
if (l > 10) {
Modules_errposint(__DIV(l, 10));
}
Modules_errch((CHAR)(48 + (int)__MOD(l, 10)));
}
void Modules_errint (INT32 l)
{
if (l < 0) {
Modules_errch('-');
l = -l;
}
Modules_errposint(l);
}
static void Modules_DisplayHaltCode (INT32 code)
{
switch (code) {
case -1:
Modules_errstring((CHAR*)"Assertion failure.", 19);
break;
case -2:
Modules_errstring((CHAR*)"Index out of range.", 20);
break;
case -3:
Modules_errstring((CHAR*)"Reached end of function without reaching RETURN.", 49);
break;
case -4:
Modules_errstring((CHAR*)"CASE statement: no matching label and no ELSE.", 47);
break;
case -5:
Modules_errstring((CHAR*)"Type guard failed.", 19);
break;
case -6:
Modules_errstring((CHAR*)"Implicit type guard in record assignment failed.", 49);
break;
case -7:
Modules_errstring((CHAR*)"Invalid case in WITH statement.", 32);
break;
case -8:
Modules_errstring((CHAR*)"Value out of range.", 20);
break;
case -9:
Modules_errstring((CHAR*)"Heap interrupted while locked, but lockdepth = 0 at unlock.", 60);
break;
case -10:
Modules_errstring((CHAR*)"NIL access.", 12);
break;
case -11:
Modules_errstring((CHAR*)"Alignment error.", 17);
break;
case -12:
Modules_errstring((CHAR*)"Divide by zero.", 16);
break;
case -13:
Modules_errstring((CHAR*)"Arithmetic overflow/underflow.", 31);
break;
case -14:
Modules_errstring((CHAR*)"Invalid function argument.", 27);
break;
case -15:
Modules_errstring((CHAR*)"Internal error, e.g. Type descriptor size mismatch.", 52);
break;
case -20:
Modules_errstring((CHAR*)"Too many, or negative number of, elements in dynamic array.", 60);
break;
default:
break;
}
}
void Modules_Halt (INT32 code)
{
Modules_errstring((CHAR*)"Terminated by Halt(", 20);
Modules_errint(code);
Modules_errstring((CHAR*)"). ", 4);
if (code < 0) {
Modules_DisplayHaltCode(code);
}
Modules_errstring(Platform_NL, 3);
Platform_Exit(code);
}
void Modules_AssertFail (INT32 code)
{
Modules_errstring((CHAR*)"Assertion failure.", 19);
if (code != 0) {
Modules_errstring((CHAR*)" ASSERT code ", 14);
Modules_errint(code);
Modules_errstring((CHAR*)".", 2);
}
Modules_errstring(Platform_NL, 3);
Platform_Exit(code);
}
__TDESC(Modules_ModuleDesc, 1, 2) = {__TDFLDS("ModuleDesc", 64), {0, 32, -24}};
__TDESC(Modules_CmdDesc, 1, 1) = {__TDFLDS("CmdDesc", 40), {0, -16}};
@ -162,6 +285,7 @@ export void *Modules__init(void)
{
__DEFMOD;
__MODULE_IMPORT(Heap);
__MODULE_IMPORT(Platform);
__REGMOD("Modules", 0);
__INITYP(Modules_ModuleDesc, Modules_ModuleDesc, 0);
__INITYP(Modules_CmdDesc, Modules_CmdDesc, 0);