Bug 1277562 - Part 16b: Implement javascript.options.wasm_ionjit. r=billm

--HG--
extra : rebase_source : 6956d4002670590667f83cf9f5f6a2f82df6ba84

dom/ipc/ContentPrefs.cpp

@@ -114,6 +114,7 @@ const char* mozilla::dom::ContentPrefs::gInitPrefs[] = {
   "javascript.options.throw_on_debuggee_would_run",
   "javascript.options.wasm",
   "javascript.options.wasm_baselinejit",
+  "javascript.options.wasm_ionjit",
   "javascript.options.werror",
   "javascript.use_us_english_locale",
   "layout.idle_period.required_quiescent_frames",

dom/workers/RuntimeService.cpp

@@ -307,6 +307,7 @@ LoadContextOptions(const char* aPrefName, void* /* aClosure */)
   contextOptions.setAsmJS(GetWorkerPref<bool>(NS_LITERAL_CSTRING("asmjs")))
                 .setWasm(GetWorkerPref<bool>(NS_LITERAL_CSTRING("wasm")))
                 .setWasmBaseline(GetWorkerPref<bool>(NS_LITERAL_CSTRING("wasm_baselinejit")))
+                .setWasmIon(GetWorkerPref<bool>(NS_LITERAL_CSTRING("wasm_ionjit")))
                 .setThrowOnAsmJSValidationFailure(GetWorkerPref<bool>(
                       NS_LITERAL_CSTRING("throw_on_asmjs_validation_failure")))
                 .setBaseline(GetWorkerPref<bool>(NS_LITERAL_CSTRING("baselinejit")))

js/xpconnect/src/XPCJSContext.cpp

@@ -685,6 +685,7 @@ ReloadPrefsCallback(const char* pref, void* data)
     bool useIon = Preferences::GetBool(JS_OPTIONS_DOT_STR "ion") && !safeMode;
     bool useAsmJS = Preferences::GetBool(JS_OPTIONS_DOT_STR "asmjs") && !safeMode;
     bool useWasm = Preferences::GetBool(JS_OPTIONS_DOT_STR "wasm") && !safeMode;
+    bool useWasmIon = Preferences::GetBool(JS_OPTIONS_DOT_STR "wasm_ionjit") && !safeMode;
     bool useWasmBaseline = Preferences::GetBool(JS_OPTIONS_DOT_STR "wasm_baselinejit") && !safeMode;
     bool throwOnAsmJSValidationFailure = Preferences::GetBool(JS_OPTIONS_DOT_STR
                                                               "throw_on_asmjs_validation_failure");
@@ -743,6 +744,7 @@ ReloadPrefsCallback(const char* pref, void* data)
                              .setIon(useIon)
                              .setAsmJS(useAsmJS)
                              .setWasm(useWasm)
+                             .setWasmIon(useWasmIon)
                              .setWasmBaseline(useWasmBaseline)
                              .setThrowOnAsmJSValidationFailure(throwOnAsmJSValidationFailure)
                              .setNativeRegExp(useNativeRegExp)

modules/libpref/init/all.js

@@ -1424,6 +1424,7 @@ pref("javascript.options.baselinejit",      true);
 pref("javascript.options.ion",              true);
 pref("javascript.options.asmjs",            true);
 pref("javascript.options.wasm",             true);
+pref("javascript.options.wasm_ionjit",      true);
 pref("javascript.options.wasm_baselinejit", false);
 pref("javascript.options.native_regexp",    true);
 pref("javascript.options.parallel_parsing", true);