stackframe.cpp

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#define XBYAK_NO_OP_NAMES
#include <xbyak/xbyak_util.h>
 
#ifdef XBYAK32
    #error "this sample is for only 64-bit mode"
#endif
 
struct Code : public Xbyak::CodeGenerator {
    Code()
    {
        // see xbyak/sample/sf_test.cpp for how to use other parameter
        Xbyak::util::StackFrame sf(this, 3);
        mov(rax, sf.p[0]);
        add(rax, sf.p[1]);
        add(rax, sf.p[2]);
    }
    Code() {…}
};
 
int main()
{
    Code c;
    int (*f)(int, int, int) = c.getCode<int(*) (int, int, int)>();
    int ret = f(3, 5, 2);
    if (ret == 3 + 5 + 2) {
        puts("ok");
    } else {
        puts("ng");
    }
}
int main() {…}