================
@@ -9860,6 +9898,298 @@ TEST(APFloatTest, ConvertDoubleToE8M0FNU) {
EXPECT_EQ(status, APFloat::opUnderflow | APFloat::opInexact);
}
+TEST(APFloatTest, Float8E5M3FNUValues) {
+ // High end of the range
+ auto test = APFloat(APFloat::Float8E5M3FNU(), "0x1.c0p16");
+ EXPECT_EQ(0x1.c0p16, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.c0p15");
+ EXPECT_EQ(0x1.cp15, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p14");
+ EXPECT_EQ(0x1.0p14, test.convertToDouble());
+
+ // tests the fix in makeLargest()
+ test = APFloat::getLargest(APFloat::Float8E5M3FNU());
+ EXPECT_EQ(0x1.cp16, test.convertToDouble());
+
+ // tests overflow to nan
+ APFloat nan = APFloat(APFloat::Float8E5M3FNU(), "nan");
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.e0p+16");
+ EXPECT_TRUE(test.bitwiseIsEqual(nan));
+
+ // Mid of the range
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p0");
+ EXPECT_EQ(1.0, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p1");
+ EXPECT_EQ(2.0, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p2");
+ EXPECT_EQ(4.0, test.convertToDouble());
+
+ // Low end of the range
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p-12");
+ EXPECT_EQ(0x1.0p-12, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p-13");
+ EXPECT_EQ(0x1.0p-13, test.convertToDouble());
+
+ test = APFloat(APFloat::Float8E5M3FNU(), "0x1.0p-14");
+ EXPECT_EQ(0x1.0p-14, test.convertToDouble());
+ EXPECT_TRUE(test.isSmallestNormalized());
+
+ // Smallest value
+ test = APFloat::getSmallest(APFloat::Float8E5M3FNU());
+ EXPECT_EQ(0x1.0p-17, test.convertToDouble());
----------------
durga4github wrote:
same, duplicate test (line 2414) and can be removed
https://github.com/llvm/llvm-project/pull/210720
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