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Fixed division by zero bugs

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This commit is contained in:
Kayne Ruse
2022-08-12 07:26:58 +01:00
parent 42e55c1db6
commit 80b64cf21e
3 changed files with 31 additions and 7 deletions
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16
source/interpreter.c
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@@ -80,14 +80,14 @@ static char* readString(unsigned char* tb, int* count) {
static void consumeByte(unsigned char byte, unsigned char* tb, int* count) {
if (byte != tb[*count]) {
printf("Failed to consume the correct byte\n");
printf("[internal] Failed to consume the correct byte\n");
}
*count += 1;
}
static void consumeShort(unsigned short bytes, unsigned char* tb, int* count) {
if (bytes != *(unsigned short*)(tb + *count)) {
printf("Failed to consume the correct bytes\n");
printf("[internal] Failed to consume the correct bytes\n");
}
*count += 2;
}
@@ -190,10 +190,18 @@ static bool execArithmetic(Interpreter* interpreter, Opcode opcode) {
return true;
case OP_DIVISION:
if (AS_INTEGER(rhs) == 0) {
printf("Can't divide by zero (error found in interpreter)");
return false;
}
pushLiteralArray(&interpreter->stack, TO_INTEGER_LITERAL( AS_INTEGER(lhs) / AS_INTEGER(rhs) ));
return true;
case OP_MODULO:
if (AS_INTEGER(rhs) == 0) {
printf("Can't modulo by zero (error found in interpreter)");
return false;
}
pushLiteralArray(&interpreter->stack, TO_INTEGER_LITERAL( AS_INTEGER(lhs) % AS_INTEGER(rhs) ));
return true;
@@ -224,6 +232,10 @@ static bool execArithmetic(Interpreter* interpreter, Opcode opcode) {
return true;
case OP_DIVISION:
if (AS_FLOAT(rhs) == 0) {
printf("Can't divide by zero (error found in interpreter)");
return false;
}
pushLiteralArray(&interpreter->stack, TO_FLOAT_LITERAL( AS_FLOAT(lhs) / AS_FLOAT(rhs) ));
return true;