#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <vector>
#include "xbyak/xbyak.h"
#include "xbyak/xbyak_util.h"

Include dependency graph for toyvm.cpp:

Classes
class	ToyVm

class	Fib

Macros
#define	XBYAK_NO_OP_NAMES

#define	NUM_OF_ARRAY(x)

Functions
void	fibC (uint32 n)

int	main ()

Macro Definition Documentation

◆ NUM_OF_ARRAY

#define NUM_OF_ARRAY ( x )

Value:

(sizeof(x) / sizeof(x[0]))

Definition at line 33 of file toyvm.cpp.

◆ XBYAK_NO_OP_NAMES

#define XBYAK_NO_OP_NAMES

Definition at line 30 of file toyvm.cpp.

Function Documentation

◆ fibC()

void fibC ( uint32 n )

Definition at line 286 of file toyvm.cpp.

{
    uint32 p, c, t;
    p = 1;
    c = 1;
lp:
    t = c;
    c += p;
    p = t;
    n--;
    if (n != 0) goto lp;
    printf("c=%d(0x%08x)\n", c, c);
}

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◆ main()

int main ( void )

Definition at line 300 of file toyvm.cpp.

{
    try {
        const int n = 10000;
        Fib fib(n);
 
        fib.recompile();
 
        {
            Xbyak::util::Clock clk;
            clk.begin();
            fib.run();
            clk.end();
            printf("vm       %.2fKclk\n", clk.getClock() * 1e-3);
        }
 
        {
            Xbyak::util::Clock clk;
            clk.begin();
            fib.runByJIT();
            clk.end();
            printf("jit      %.2fKclk\n", clk.getClock() * 1e-3);
        }
 
        {
            Xbyak::util::Clock clk;
            clk.begin();
            fibC(n);
            clk.end();
            printf("native C %.2fKclk\n", clk.getClock() * 1e-3);
        }
    } catch (std::exception& e) {
        printf("ERR:%s\n", e.what());
    } catch (...) {
        printf("unknown error\n");
    }
    return 0;
}

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Classes