using FPBits = __llvm_libc::fputil::FPBits<long double>;
-TEST(X86LongDoubleTest, is_nan) {
+TEST(LlvmLibcX86LongDoubleTest, is_nan) {
// In the nan checks below, we use the macro isnan from math.h to ensure that
// a number is actually a NaN. The isnan macro resolves to the compiler
// builtin function. Hence, matching LLVM-libc's notion of NaN with the
// behavior.
FPBits bits(0.0l);
- bits.exponent = FPBits::MAX_EXPONENT;
+ bits.set_unbiased_exponent(FPBits::MAX_EXPONENT);
for (unsigned int i = 0; i < 1000000; ++i) {
// If exponent has the max value and the implicit bit is 0,
// then the number is a NaN for all values of mantissa.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double nan = bits;
- ASSERT_NE(isnan(nan), 0);
+ ASSERT_NE(static_cast<int>(isnan(nan)), 0);
ASSERT_TRUE(bits.is_nan());
}
- bits.implicitBit = 1;
+ bits.set_implicit_bit(1);
for (unsigned int i = 1; i < 1000000; ++i) {
// If exponent has the max value and the implicit bit is 1,
// then the number is a NaN for all non-zero values of mantissa.
// Note the initial value of |i| of 1 to avoid a zero mantissa.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double nan = bits;
- ASSERT_NE(isnan(nan), 0);
+ ASSERT_NE(static_cast<int>(isnan(nan)), 0);
ASSERT_TRUE(bits.is_nan());
}
- bits.exponent = 1;
- bits.implicitBit = 0;
+ bits.set_unbiased_exponent(1);
+ bits.set_implicit_bit(0);
for (unsigned int i = 0; i < 1000000; ++i) {
// If exponent is non-zero and also not max, and the implicit bit is 0,
// then the number is a NaN for all values of mantissa.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double nan = bits;
- ASSERT_NE(isnan(nan), 0);
+ ASSERT_NE(static_cast<int>(isnan(nan)), 0);
ASSERT_TRUE(bits.is_nan());
}
- bits.exponent = 1;
- bits.implicitBit = 1;
+ bits.set_unbiased_exponent(1);
+ bits.set_implicit_bit(1);
for (unsigned int i = 0; i < 1000000; ++i) {
// If exponent is non-zero and also not max, and the implicit bit is 1,
// then the number is normal value for all values of mantissa.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double valid = bits;
- ASSERT_EQ(isnan(valid), 0);
+ ASSERT_EQ(static_cast<int>(isnan(valid)), 0);
ASSERT_FALSE(bits.is_nan());
}
- bits.exponent = 0;
- bits.implicitBit = 1;
+ bits.set_unbiased_exponent(0);
+ bits.set_implicit_bit(1);
for (unsigned int i = 0; i < 1000000; ++i) {
// If exponent is zero, then the number is a valid but denormal value.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double valid = bits;
- ASSERT_EQ(isnan(valid), 0);
+ ASSERT_EQ(static_cast<int>(isnan(valid)), 0);
ASSERT_FALSE(bits.is_nan());
}
- bits.exponent = 0;
- bits.implicitBit = 0;
+ bits.set_unbiased_exponent(0);
+ bits.set_implicit_bit(0);
for (unsigned int i = 0; i < 1000000; ++i) {
// If exponent is zero, then the number is a valid but denormal value.
- bits.mantissa = i;
+ bits.set_mantissa(i);
long double valid = bits;
- ASSERT_EQ(isnan(valid), 0);
+ ASSERT_EQ(static_cast<int>(isnan(valid)), 0);
ASSERT_FALSE(bits.is_nan());
}
}
projects / platform / upstream / llvm.git / commitdiff