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uxn
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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>
/*
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
purpose with or without fee is hereby granted, provided that the above
@ -34,9 +34,10 @@ typedef struct {
} Reference;
typedef struct {
int ptr;
Uint8 data[LENGTH];
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;
Label labels[0x400];
Macro macros[0x100];
@ -258,7 +259,7 @@ writebyte(Uint8 b)
{
if(p.ptr < TRIM)
return error_asm("Writing in zero-page");
else if(p.ptr == 0xffff)
else if(p.ptr >= 0x10000)
return error_asm("Writing outside memory");
else if(p.ptr < p.length)
return error_asm("Writing rewind");