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fcmovx support

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@464 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-11-16 20:18:52 +00:00
parent 8f2b1fb008
commit 7517502475
1 changed files with 40 additions and 0 deletions
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40
tests/test-i386.c
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@ -658,6 +658,43 @@ void test_fenv(void)
TEST_ENV(&float_env32, "");
}
#define TEST_FCMOV(a, b, eflags, CC)\
{\
double res;\
asm("push %3\n"\
"popf\n"\
"fcmov" CC " %2, %0\n"\
: "=t" (res)\
: "0" (a), "u" (b), "g" (eflags));\
printf("fcmov%s eflags=0x%04x-> %f\n", \
CC, eflags, res);\
}
void test_fcmov(void)
{
double a, b;
int eflags, i;
a = 1.0;
b = 2.0;
for(i = 0; i < 4; i++) {
eflags = 0;
if (i & 1)
eflags |= CC_C;
if (i & 2)
eflags |= CC_Z;
TEST_FCMOV(a, b, eflags, "b");
TEST_FCMOV(a, b, eflags, "e");
TEST_FCMOV(a, b, eflags, "be");
TEST_FCMOV(a, b, eflags, "nb");
TEST_FCMOV(a, b, eflags, "ne");
TEST_FCMOV(a, b, eflags, "nbe");
}
TEST_FCMOV(a, b, 0, "u");
TEST_FCMOV(a, b, CC_P, "nu");
}
void test_floats(void)
{
test_fops(2, 3);
@ -675,6 +712,9 @@ void test_floats(void)
test_fbcd(1234567890123456);
test_fbcd(-123451234567890);
test_fenv();
if (TEST_CMOV) {
test_fcmov();
}
}
/**********************************************/