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Added interactive loop to the repl, read more

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Other changes include:

* Added Toy_initVM(), to allow Toy_resetVM() to retain memory
* Added tests that reset and reuse the same VM
This commit is contained in:
Kayne Ruse
2024-10-08 14:18:10 +11:00
parent 4bcf8e84a9
commit 93f771dc8d
4 changed files with 215 additions and 11 deletions
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15
source/toy_vm.c
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@@ -389,6 +389,15 @@ static void process(Toy_VM* vm) {
}
//exposed functions
void Toy_initVM(Toy_VM* vm) {
//clear the stack, scope and memory
vm->stack = NULL;
//TODO: clear the scope
vm->stringBucket = NULL;
Toy_resetVM(vm);
}
void Toy_bindVM(Toy_VM* vm, unsigned char* bytecode) {
if (bytecode[0] != TOY_VERSION_MAJOR || bytecode[1] > TOY_VERSION_MINOR) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Wrong bytecode version found: expected %d.%d.%d found %d.%d.%d, exiting\n" TOY_CC_RESET, TOY_VERSION_MAJOR, TOY_VERSION_MINOR, TOY_VERSION_PATCH, bytecode[0], bytecode[1], bytecode[2]);
@@ -417,8 +426,6 @@ void Toy_bindVM(Toy_VM* vm, unsigned char* bytecode) {
}
void Toy_bindVMToRoutine(Toy_VM* vm, unsigned char* routine) {
Toy_resetVM(vm);
vm->routine = routine;
//read the header metadata
@@ -471,6 +478,7 @@ void Toy_freeVM(Toy_VM* vm) {
//free the bytecode
free(vm->bc);
Toy_resetVM(vm);
}
@@ -493,6 +501,5 @@ void Toy_resetVM(Toy_VM* vm) {
vm->routineCounter = 0;
//init the scope & stack
vm->stack = NULL;
//NOTE: stack, scope and memory are not altered by reset
}