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XBYAK_NOEXCEPTION for -fno-exceptions

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MITSUNARI Shigeo 2020-07-20 18:24:34 +09:00
parent eda6e2a364
commit 0fdffc6b90
9 changed files with 431 additions and 279 deletions
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test/noexception.cpp Normal file
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#define XBYAK_NOEXCEPTION
#include <xbyak/xbyak.h>
using namespace Xbyak;
int g_err = 0;
int g_test = 0;
void assertEq(int x, int y)
{
if (x != y) {
printf("ERR x=%d y=%d\n", x, y);
g_err++;
}
g_test++;
}
void assertBool(bool b)
{
if (!b) {
printf("ERR assertBool\n");
g_err++;
}
g_test++;
}
void test1()
{
const int v = 123;
struct Code : CodeGenerator {
Code()
{
mov(eax, v);
ret();
}
} c;
int (*f)() = c.getCode<int (*)()>();
assertEq(f(), v);
assertEq(Xbyak::GetError(), ERR_NONE);
}
void test2()
{
struct Code : CodeGenerator {
Code()
{
Label lp;
L(lp);
L(lp);
}
} c;
assertEq(Xbyak::GetError(), ERR_LABEL_IS_REDEFINED);
Xbyak::ClearError();
}
void test3()
{
static struct EmptyAllocator : Xbyak::Allocator {
uint8 *alloc() { return 0; }
} emptyAllocator;
struct Code : CodeGenerator {
Code() : CodeGenerator(8, 0, &emptyAllocator)
{
mov(eax, 3);
assertBool(Xbyak::GetError() == 0);
mov(eax, 3);
mov(eax, 3);
assertBool(Xbyak::GetError() != 0);
Xbyak::ClearError();
assertBool(Xbyak::GetError() == 0);
}
} c;
}
void test4()
{
struct Code : CodeGenerator {
Code()
{
mov(ptr[eax], 1);
assertBool(Xbyak::GetError() != 0);
Xbyak::ClearError();
test(ptr[eax], 1);
assertBool(Xbyak::GetError() != 0);
Xbyak::ClearError();
adc(ptr[eax], 1);
assertBool(Xbyak::GetError() != 0);
Xbyak::ClearError();
setz(eax);
assertBool(Xbyak::GetError() != 0);
Xbyak::ClearError();
}
};
}
int main()
{
test1();
test2();
test3();
test4();
if (g_err) {
printf("err %d/%d\n", g_err, g_test);
} else {
printf("all ok %d\n", g_test);
}
return g_err != 0;
}