Pref the use of unboxed plain objects in JS and disable by default.

This should be all that's needed for #1017, but verification of
impact is definitely desired.
This commit is contained in:
wolfbeast 2019-03-21 09:53:24 +01:00 committed by Roy Tam
commit eb32b5d7e4
5 changed files with 22 additions and 13 deletions

View file

@ -1427,6 +1427,8 @@ ReloadPrefsCallback(const char* pref, void* data)
bool extraWarnings = Preferences::GetBool(JS_OPTIONS_DOT_STR "strict");
bool unboxedObjects = Preferences::GetBool(JS_OPTIONS_DOT_STR "unboxed_objects");
sSharedMemoryEnabled = Preferences::GetBool(JS_OPTIONS_DOT_STR "shared_memory");
#ifdef DEBUG
@ -1455,6 +1457,8 @@ ReloadPrefsCallback(const char* pref, void* data)
useBaselineEager ? 0 : -1);
JS_SetGlobalJitCompilerOption(cx, JSJITCOMPILER_ION_WARMUP_TRIGGER,
useIonEager ? 0 : -1);
JS_SetGlobalJitCompilerOption(cx, JSJITCOMPILER_UNBOXED_OBJECTS,
unboxedObjects);
}
XPCJSContext::~XPCJSContext()