From 16ff3f28895d1bb8655d706ae71852cc134d212a Mon Sep 17 00:00:00 2001
From: Ryan VanderMeulen <ryanvm@gmail.com>
Date: Thu, 2 Jan 2014 11:17:12 -0500
Subject: [PATCH] Backed out changeset cb4cd38abdc5 (bug 945596) for bustage.
 CLOSED TREE

---
 js/src/builtin/TestingFunctions.cpp    | 30 +-------------------------
 js/src/jit-test/tests/ion/bug909997.js |  3 ---
 js/src/jsapi.cpp                       | 20 -----------------
 js/src/jsapi.h                         |  2 --
 4 files changed, 1 insertion(+), 54 deletions(-)

diff --git a/js/src/builtin/TestingFunctions.cpp b/js/src/builtin/TestingFunctions.cpp
index e49eeb0f9ee2..a529fa3ecbf5 100644
--- a/js/src/builtin/TestingFunctions.cpp
+++ b/js/src/builtin/TestingFunctions.cpp
@@ -271,7 +271,7 @@ static const struct ParamPair {
 
 // Keep this in sync with above params.
 #define GC_PARAMETER_ARGS_LIST "maxBytes, maxMallocBytes, gcBytes, gcNumber, sliceTimeBudget, or markStackLimit"
-
+ 
 static bool
 GCParameter(JSContext *cx, unsigned argc, Value *vp)
 {
@@ -1127,30 +1127,6 @@ SetJitCompilerOption(JSContext *cx, unsigned argc, jsval *vp)
     return true;
 }
 
-static bool
-GetJitCompilerOptions(JSContext *cx, unsigned argc, jsval *vp)
-{
-    RootedObject info(cx, JS_NewObject(cx, nullptr, nullptr, nullptr));
-    if (!info)
-        return false;
-
-    RootedValue value(cx);
-
-#define JIT_COMPILER_MATCH(key, string)                         \
-    opt = JSJITCOMPILER_ ## key;                                \
-    value.setInt32(JS_GetGlobalJitCompilerOption(cx, opt));     \
-    if (!JS_SetProperty(cx, info, string, value))               \
-        return false;
-
-    JSJitCompilerOption opt = JSJITCOMPILER_NOT_AN_OPTION;
-    JIT_COMPILER_OPTIONS(JIT_COMPILER_MATCH);
-#undef JIT_COMPILER_MATCH
-
-    *vp = ObjectValue(*info);
-
-    return true;
-}
-
 static bool
 SetIonCheckGraphCoherency(JSContext *cx, unsigned argc, jsval *vp)
 {
@@ -1570,10 +1546,6 @@ static const JSFunctionSpecWithHelp TestingFunctions[] = {
 "  Returns whether asm.js compilation is currently available or whether it is disabled\n"
 "  (e.g., by the debugger)."),
 
-    JS_FN_HELP("getJitCompilerOptions", GetJitCompilerOptions, 0, 0,
-"getCompilerOptions()",
-"Return an object describing some of the JIT compiler options.\n"),
-
     JS_FN_HELP("isAsmJSModule", IsAsmJSModule, 1, 0,
 "isAsmJSModule(fn)",
 "  Returns whether the given value is a function containing \"use asm\" that has been\n"
diff --git a/js/src/jit-test/tests/ion/bug909997.js b/js/src/jit-test/tests/ion/bug909997.js
index f03cb9bd224e..35dd1fea865b 100644
--- a/js/src/jit-test/tests/ion/bug909997.js
+++ b/js/src/jit-test/tests/ion/bug909997.js
@@ -21,9 +21,6 @@ var func = [method_A, method_B, method_C, method_D]
 for (var n = 0; n < 4; ++n) {
     setJitCompilerOption("baseline.enable", n & 1);
     setJitCompilerOption("ion.enable", n & 2 ? 1: 0);
-    var opt = getJitCompilerOptions();
-    assertEq(opt["baseline.enable"], n & 1);
-    assertEq(opt["ion.enable"], n & 2 ? 1 : 0);
     for (var i = 0; i < 1001; ++i)
         func[n]();
 }
\ No newline at end of file
diff --git a/js/src/jsapi.cpp b/js/src/jsapi.cpp
index f863ab864ca0..8be17d4ca344 100644
--- a/js/src/jsapi.cpp
+++ b/js/src/jsapi.cpp
@@ -6040,26 +6040,6 @@ JS_SetGlobalJitCompilerOption(JSContext *cx, JSJitCompilerOption opt, uint32_t v
 #endif
 }
 
-JS_PUBLIC_API(int)
-JS_GetGlobalJitCompilerOption(JSContext *cx, JSJitCompilerOption opt)
-{
-#ifdef JS_ION
-    switch (opt) {
-      case JSJITCOMPILER_BASELINE_USECOUNT_TRIGGER:
-        return jit::js_IonOptions.baselineUsesBeforeCompile;
-      case JSJITCOMPILER_ION_USECOUNT_TRIGGER:
-        return jit::js_IonOptions.usesBeforeCompile;
-      case JSJITCOMPILER_ION_ENABLE:
-        return JS::ContextOptionsRef(cx).ion();
-      case JSJITCOMPILER_BASELINE_ENABLE:
-        return JS::ContextOptionsRef(cx).baseline();
-      default:
-        break;
-    }
-#endif
-    return 0;
-}
-
 /************************************************************************/
 
 #if !defined(STATIC_EXPORTABLE_JS_API) && !defined(STATIC_JS_API) && defined(XP_WIN)
diff --git a/js/src/jsapi.h b/js/src/jsapi.h
index c4518932d223..4e821fd6baf7 100644
--- a/js/src/jsapi.h
+++ b/js/src/jsapi.h
@@ -4544,8 +4544,6 @@ typedef enum JSJitCompilerOption {
 
 extern JS_PUBLIC_API(void)
 JS_SetGlobalJitCompilerOption(JSContext *cx, JSJitCompilerOption opt, uint32_t value);
-extern JS_PUBLIC_API(int)
-JS_GetGlobalJitCompilerOption(JSContext *cx, JSJitCompilerOption opt);
 
 /*
  * Convert a uint32_t index into a jsid.