Title: [238578] trunk/Source/_javascript_Core
- Revision
- 238578
- Author
- mark....@apple.com
- Date
- 2018-11-27 14:14:56 -0800 (Tue, 27 Nov 2018)
Log Message
[Re-landing] NaNs read from Wasm code needs to be be purified.
https://bugs.webkit.org/show_bug.cgi?id=191056
<rdar://problem/45660341>
Reviewed by Filip Pizlo.
* wasm/js/WebAssemblyModuleRecord.cpp:
(JSC::WebAssemblyModuleRecord::link):
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (238577 => 238578)
--- trunk/Source/_javascript_Core/ChangeLog 2018-11-27 22:12:53 UTC (rev 238577)
+++ trunk/Source/_javascript_Core/ChangeLog 2018-11-27 22:14:56 UTC (rev 238578)
@@ -1,3 +1,14 @@
+2018-11-27 Mark Lam <mark....@apple.com>
+
+ [Re-landing] NaNs read from Wasm code needs to be be purified.
+ https://bugs.webkit.org/show_bug.cgi?id=191056
+ <rdar://problem/45660341>
+
+ Reviewed by Filip Pizlo.
+
+ * wasm/js/WebAssemblyModuleRecord.cpp:
+ (JSC::WebAssemblyModuleRecord::link):
+
2018-11-27 Timothy Hatcher <timo...@apple.com>
Web Inspector: Add support for forcing color scheme appearance in DOM tree.
Modified: trunk/Source/_javascript_Core/wasm/js/WebAssemblyModuleRecord.cpp (238577 => 238578)
--- trunk/Source/_javascript_Core/wasm/js/WebAssemblyModuleRecord.cpp 2018-11-27 22:12:53 UTC (rev 238577)
+++ trunk/Source/_javascript_Core/wasm/js/WebAssemblyModuleRecord.cpp 2018-11-27 22:14:56 UTC (rev 238578)
@@ -388,11 +388,11 @@
return;
case Wasm::F32:
- exportedValue = JSValue(m_instance->instance().loadF32Global(exp.kindIndex));
+ exportedValue = jsNumber(purifyNaN(m_instance->instance().loadF32Global(exp.kindIndex)));
break;
case Wasm::F64:
- exportedValue = JSValue(m_instance->instance().loadF64Global(exp.kindIndex));
+ exportedValue = jsNumber(purifyNaN(m_instance->instance().loadF64Global(exp.kindIndex)));
break;
default:
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