ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ntdll: Add a small test for FPU exceptions.

This commit is contained in:
Henri Verbeet 2009-01-04 20:38:58 +01:00 committed by Alexandre Julliard
parent 03468a4f05
commit 0b511b9ad8
1 changed files with 77 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
dlls/ntdll/tests/exception.c
View File

@ -841,6 +841,82 @@ static void test_simd_exceptions(void)
ok( got_exception == 1, "got exception: %i, should be 1\n", got_exception);
}
struct fpu_exception_info
{
DWORD exception_code;
DWORD exception_offset;
DWORD eip_offset;
};
static DWORD fpu_exception_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher)
{
struct fpu_exception_info *info = *(struct fpu_exception_info **)(frame + 1);
info->exception_code = rec->ExceptionCode;
info->exception_offset = (BYTE *)rec->ExceptionAddress - (BYTE *)code_mem;
info->eip_offset = context->Eip - (DWORD)code_mem;
++context->Eip;
return ExceptionContinueExecution;
}
static void test_fpu_exceptions(void)
{
static const BYTE fpu_exception_test_ie[] =
{
0x83, 0xec, 0x04, /* sub $0x4,%esp */
0x66, 0xc7, 0x04, 0x24, 0xfe, 0x03, /* movw $0x3fe,(%esp) */
0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
0xd9, 0x2c, 0x24, /* fldcw (%esp) */
0xd9, 0xee, /* fldz */
0xd9, 0xe8, /* fld1 */
0xde, 0xf1, /* fdivp */
0xdd, 0xd8, /* fstp %st(0) */
0xdd, 0xd8, /* fstp %st(0) */
0x9b, /* fwait */
0xdb, 0xe2, /* fnclex */
0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
0x83, 0xc4, 0x04, /* add $0x4,%esp */
0xc3, /* ret */
};
static const BYTE fpu_exception_test_de[] =
{
0x83, 0xec, 0x04, /* sub $0x4,%esp */
0x66, 0xc7, 0x04, 0x24, 0xfb, 0x03, /* movw $0x3fb,(%esp) */
0x9b, 0xd9, 0x7c, 0x24, 0x02, /* fstcw 0x2(%esp) */
0xd9, 0x2c, 0x24, /* fldcw (%esp) */
0xdd, 0xd8, /* fstp %st(0) */
0xd9, 0xee, /* fldz */
0xd9, 0xe8, /* fld1 */
0xde, 0xf1, /* fdivp */
0x9b, /* fwait */
0xdb, 0xe2, /* fnclex */
0xdd, 0xd8, /* fstp %st(0) */
0xdd, 0xd8, /* fstp %st(0) */
0xd9, 0x6c, 0x24, 0x02, /* fldcw 0x2(%esp) */
0x83, 0xc4, 0x04, /* add $0x4,%esp */
0xc3, /* ret */
};
struct fpu_exception_info info;
memset(&info, 0, sizeof(info));
run_exception_test(fpu_exception_handler, &info, fpu_exception_test_ie, sizeof(fpu_exception_test_ie));
ok(info.exception_code == EXCEPTION_FLT_STACK_CHECK,
"Got exception code %#x, expected EXCEPTION_FLT_STACK_CHECK\n", info.exception_code);
ok(info.exception_offset == 0x19, "Got exception offset %#x, expected 0x19\n", info.exception_offset);
ok(info.eip_offset == 0x1b, "Got EIP offset %#x, expected 0x1b\n", info.eip_offset);
memset(&info, 0, sizeof(info));
run_exception_test(fpu_exception_handler, &info, fpu_exception_test_de, sizeof(fpu_exception_test_de));
ok(info.exception_code == EXCEPTION_FLT_DIVIDE_BY_ZERO,
"Got exception code %#x, expected EXCEPTION_FLT_DIVIDE_BY_ZERO\n", info.exception_code);
ok(info.exception_offset == 0x17, "Got exception offset %#x, expected 0x17\n", info.exception_offset);
ok(info.eip_offset == 0x19, "Got EIP offset %#x, expected 0x19\n", info.eip_offset);
}
#endif /* __i386__ */
START_TEST(exception)
@ -918,6 +994,7 @@ START_TEST(exception)
test_rtlraiseexception();
test_debugger();
test_simd_exceptions();
test_fpu_exceptions();
VirtualFree(code_mem, 1024, MEM_RELEASE);
#endif