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authorJiaxun Yang <jiaxun.yang@flygoat.com>2020-05-12 12:40:13 +0800
committerMoonchild <moonchild@palemoon.org>2020-05-20 14:02:49 +0000
commit084ea153c12cc76674964003d74dbe69ea989e8f (patch)
treec2b8b1ea4f584215976fd4107de64da27889a312 /js
parentc40bda67bbed2faae019a67d339cf0f0042abc3a (diff)
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Bug 1430693 - IonMonkey: MIPS: Fix generic NaN for legacy mips (IEEE 754-1985)
Tag: #1542
Diffstat (limited to 'js')
-rw-r--r--js/public/Value.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/js/public/Value.h b/js/public/Value.h
index 272d9b478..bc0fd0ec7 100644
--- a/js/public/Value.h
+++ b/js/public/Value.h
@@ -229,7 +229,11 @@ static inline JS::Value PoisonedObjectValue(JSObject* obj);
namespace detail {
constexpr int CanonicalizedNaNSignBit = 0;
+#if defined(__mips__) && !defined(__mips_nan2008)
+constexpr uint64_t CanonicalizedNaNSignificand = 0x7FFFFFFFFFFFFULL;
+#else
constexpr uint64_t CanonicalizedNaNSignificand = 0x8000000000000ULL;
+#endif
constexpr uint64_t CanonicalizedNaNBits =
mozilla::SpecificNaNBits<double,