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(uxnasm)Catch overflow proper

This commit is contained in:
Devine Lu Linvega 2024-03-26 11:02:11 -07:00
parent c6674605fd
commit 683eb6b859
1 changed files with 4 additions and 3 deletions
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7
src/uxnasm.c
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@ -1,7 +1,7 @@
#include <stdio.h> #include <stdio.h>
/* /*
Copyright (c) 2021-2023 Devine Lu Linvega, Andrew Alderwick Copyright (c) 2021-2024 Devine Lu Linvega, Andrew Alderwick
Permission to use, copy, modify, and distribute this software for any Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above purpose with or without fee is hereby granted, provided that the above
@ -34,9 +34,10 @@ typedef struct {
} Reference; } Reference;
typedef struct { typedef struct {
int ptr;
Uint8 data[LENGTH]; Uint8 data[LENGTH];
Uint8 lambda_stack[0x100], lambda_ptr, lambda_len; Uint8 lambda_stack[0x100], lambda_ptr, lambda_len;
Uint16 ptr, line, length, label_len, macro_len, refs_len; Uint16 line, length, label_len, macro_len, refs_len;
char scope[0x40], lambda_name[0x05], *location; char scope[0x40], lambda_name[0x05], *location;
Label labels[0x400]; Label labels[0x400];
Macro macros[0x100]; Macro macros[0x100];
@ -258,7 +259,7 @@ writebyte(Uint8 b)
{ {
if(p.ptr < TRIM) if(p.ptr < TRIM)
return error_asm("Writing in zero-page"); return error_asm("Writing in zero-page");
else if(p.ptr == 0xffff) else if(p.ptr >= 0x10000)
return error_asm("Writing outside memory"); return error_asm("Writing outside memory");
else if(p.ptr < p.length) else if(p.ptr < p.length)
return error_asm("Writing rewind"); return error_asm("Writing rewind");