kvisc/karch/main.c

// The OS/K Team licences this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

#include "arch.h"

ushort prog[] = {
    I_ADD_R_I, RDX, A_IMM32, 0xAABB, 0xCCDD,
    I_MOV_R_R, RAX, RDX,
    I_MOV_R_I, RBX, A_IMM64, 0x7777, 0x6666, 0x5555, 0x4444,
    I_SUB_R_I, RDX, A_IMM16, 0xCCDD,
    I_MOV_R_I, RBP, A_IMM16, 0x0010,
    I_MUL_I, A_IMM64, 0xFFFF,0xFFFF,0xFFFF,0xFFFF,
    I_ADD_R_I, RAX, A_IMM32, 0xAABB, 0xCCDD,
};

ushort bget(ctx_t *ctx)
{
    static int i = 0;

    if (i >= sizeof(prog)/sizeof(ushort)) {
        _except(ctx, E_ACC, "End of text");
    }
    
    return prog[i++];
}

extern reg_t arch_r[NREGS];
extern instr_t arch_i[NINSTRS];

int main(void)
{
    static ctx_t main_ctx;
    
    main_ctx.r = arch_r;
    main_ctx.i = arch_i;
    
    main_ctx.mp = 0;
    main_ctx.mz = 0;
    
    main_ctx.get = bget;

    while (1) { 
        decode(&main_ctx);
    }

    return 0;
}