kvisc/pc/instrs/instrs.c

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

#include "instrs.h"
#include "arch_i.h"

#define _NEED_ARCH_I
#include "arch_i.h"

IMPL_START_0(nop)
{
}
IMPL_END;

//
// Misc. instructions
//

IMPL_START_1(prn)
{
    if (p1->mlen > 1) {
        log("prn warning: large access size\n");
    }

    if (!(v1 >= ' ' && v1 < 128) && v1 != '\t' && v1 != '\n') {
        log("prn on invalid character: %ld\n", v1);
    }

    else {
        putchar((int)v1);
    }
}
IMPL_END;