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test_util.cpp supports OpenBSD

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MITSUNARI Shigeo 2021-01-02 11:40:41 +09:00
parent 77ffe71737
commit 8d1e41b650
1 changed files with 7 additions and 2 deletions
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9
sample/test_util.cpp
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@ -1,12 +1,13 @@
#include <stdio.h> #include <stdio.h>
#define XBYAK_NO_OP_NAMES
#include "xbyak/xbyak_util.h" #include "xbyak/xbyak_util.h"
#define NUM_OF_ARRAY(x) (sizeof(x) / sizeof(x[0])) #define NUM_OF_ARRAY(x) (sizeof(x) / sizeof(x[0]))
struct PopCountTest : public Xbyak::CodeGenerator { struct PopCountTest : public Xbyak::CodeGenerator {
PopCountTest(int n) PopCountTest(int n)
: Xbyak::CodeGenerator(4096, Xbyak::DontSetProtectRWE)
{ {
ret();
mov(eax, n); mov(eax, n);
popcnt(eax, eax); popcnt(eax, eax);
ret(); ret();
@ -92,12 +93,16 @@ void putCPUinfo()
if (cpu.has(Cpu::tPOPCNT)) { if (cpu.has(Cpu::tPOPCNT)) {
const int n = 0x12345678; // bitcount = 13 const int n = 0x12345678; // bitcount = 13
const int ok = 13; const int ok = 13;
int r = PopCountTest(n).getCode<int (*)()>()(); PopCountTest code(n);
code.setProtectModeRE();
int (*f)() = code.getCode<int (*)()>();
int r = f();
if (r == ok) { if (r == ok) {
puts("popcnt ok"); puts("popcnt ok");
} else { } else {
printf("popcnt ng %d %d\n", r, ok); printf("popcnt ng %d %d\n", r, ok);
} }
code.setProtectModeRW();
} }
/* /*
displayFamily displayModel displayFamily displayModel