// file    : test/ui/v1/3rops/ui.c
// project : Salis-VM
// author  : Paul Oliver <contact@pauloliver.dev>

#include <assert.h>
#include <stdint.h>
#include <threads.h>
#include <zlib.h>

#include "arch_spec.h"
#include "arch_inst.h"
#include "compress.h"
#include "salis.h"

int main(void) {
    salis_init();

    while (mvec_is_proc_owner(g_cores, g_cores->pvec->ip, g_cores->pcur)) {
        uint8_t inst = mvec_get_inst(g_cores, g_cores->pvec->ip);

        if (inst != addn && inst != subn && inst != muln && inst != divn) {
            salis_step(1);
            continue;
        }

        uint64_t *regs[3] = {
            &g_cores->pvec->r0x,
            &g_cores->pvec->r0x,
            &g_cores->pvec->r0x,
        };

        for (uint64_t i = 0; i < 3; i++) {
            uint8_t rmod = mvec_get_inst(g_cores, g_cores->pvec->ip + 1 + i);

            if (rmod == nop0) regs[i] = &g_cores->pvec->r0x;
            else if (rmod == nop1) regs[i] = &g_cores->pvec->r1x;
            else if (rmod == nop2) regs[i] = &g_cores->pvec->r2x;
            else if (rmod == nop3) regs[i] = &g_cores->pvec->r3x;
            else break;
        }

        uint64_t reg_vals[3] = {*regs[0], *regs[1], *regs[2]};
        salis_step(1);
        uint64_t result = *regs[0];

        switch (inst) {
        case addn:
            assert(result == reg_vals[1] + reg_vals[2]);
            break;
        case subn:
            assert(result == reg_vals[1] - reg_vals[2]);
            break;
        case muln:
            assert(result == reg_vals[1] * reg_vals[2]);
            break;
        case divn:
            assert(reg_vals[2] != 0);
            assert(result == reg_vals[1] / reg_vals[2]);
            break;
        }
    }

    salis_save_and_free();
    return 0;
}