fixing smallest normal value of 80-bit extended precision format

stillwater-sc · Oct 15, 2021 · 3c76d33 · 3c76d33
1 parent 4694178
commit 3c76d33
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/include/universal/native/ieee754_clang.hpp b/include/universal/native/ieee754_clang.hpp
@@ -75,9 +75,9 @@ class ieee754_parameter<long double> {
 	static constexpr uint64_t fmsb     = 0x8000'0000'0000'0000ull;
 	static constexpr uint64_t qnanmask = 0x7FF8'0000'0000'0000ull;
 	static constexpr uint64_t snanmask = 0x7FF4'0000'0000'0000ull;
-	static constexpr long double minNormal       = 1.6810515715560467531313389086609e-4932l; // == 2^-16383
+	static constexpr long double minNormal       = 3.3621031431120935062626778173218e-4932l; // == 2^-16382
 	static constexpr long double minSubnormal    = 3.6451995318824746025284059336194e-4951l; // == 2^-16445
-	static constexpr int         minNormalExp    = -16381;
+	static constexpr int         minNormalExp    = -16382;
 	static constexpr int         minSubnormalExp = -16445;
 };
 

diff --git a/include/universal/native/ieee754_gcc.hpp b/include/universal/native/ieee754_gcc.hpp
@@ -75,9 +75,9 @@ class ieee754_parameter<long double> {
 	static constexpr uint64_t fmsb     = 0x8000'0000'0000'0000ull;
 	static constexpr uint64_t qnanmask = 0x7FF8'0000'0000'0000ull;
 	static constexpr uint64_t snanmask = 0x7FF4'0000'0000'0000ull;
-	static constexpr long double minNormal       = 1.6810515715560467531313389086609e-4932l; // == 2^-16383
+	static constexpr long double minNormal       = 3.3621031431120935062626778173218e-4932l; // == 2^-16382
 	static constexpr long double minSubnormal    = 3.6451995318824746025284059336194e-4951l; // == 2^-16445
-	static constexpr int         minNormalExp    = -16381;
+	static constexpr int         minNormalExp    = -16382;
 	static constexpr int         minSubnormalExp = -16445;
 };