pineapple-src/externals/xbyak/test/test_mmx.cpp
2020-12-28 15:15:37 +00:00

78 lines
1.3 KiB
C++
Executable file

#if defined(_MSC_VER) && (_MSC_VER <= 1200)
#pragma warning(disable:4514)
#pragma warning(disable:4786)
#endif
#include <stdio.h>
#include <stdlib.h>
#include "../../include.mie/mie_thread.h"
#include "xbyak/xbyak.h"
class WriteMMX : public Xbyak::CodeGenerator {
public:
WriteMMX()
{
#ifdef XBYAK32
mov(ecx, ptr [esp + 4]);
#endif
movd(mm0, ecx);
ret();
}
void (*set() const)(int x) { return (void (*)(int x))getCode(); }
};
class ReadMMX : public Xbyak::CodeGenerator {
public:
ReadMMX()
{
movd(eax, mm0);
ret();
}
int (*get() const)() { return (int (*)())getCode(); }
};
class Test : public MIE::ThreadBase<Test> {
int n_;
public:
Test(int n)
: n_(n)
{
}
void threadEntry()
{
printf("n=%d\n", n_);
WriteMMX w;
w.set()(n_);
ReadMMX r;
for (;;) {
int b = r.get()();
printf("b=%d\n", b);
if (b != n_) {
printf("mm0 has changed!\n");
}
MIE::MIE_Sleep(1000);
}
}
void stopThread() { }
};
int main(int argc, char *argv[])
{
#ifdef XBYAK32
puts("32bit");
#else
puts("64bit");
#endif
try {
int n = atoi(argc == 1 ? "1223" : argv[1]);
Test test0(n), test1(n + 1);
test0.beginThread();
test1.beginThread();
test0.joinThread();
test1.joinThread();
} catch (std::exception& e) {
printf("ERR:%s\n", e.what());
} catch (...) {
printf("unknown error\n");
}
}