diff options
| -rw-r--r-- | tests/test-i386.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/test-i386.c b/tests/test-i386.c index 09c6626330..2bcc574dbb 100644 --- a/tests/test-i386.c +++ b/tests/test-i386.c @@ -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(); + } } /**********************************************/ |