[javascriptcore-test262-automation] Updated curation log with latest revision sha's from export and changed files.

sourceRevisionAtLastExport: e7f9d46220 targetRevisionAtLastExport: 0210918f1e

implementation-contributed/curation_logs/javascriptcore.json

@@ -1,6 +1,6 @@
 {
-  "sourceRevisionAtLastExport": "e7f9d46220",
-  "targetRevisionAtLastExport": "0210918f1e",
+  "sourceRevisionAtLastExport": "60ed1be8cd",
+  "targetRevisionAtLastExport": "31e654a339",
   "curatedFiles": {
     "/stress/Number-isNaN-basics.js": "DELETED_IN_TARGET",
     "/stress/Object_static_methods_Object.getOwnPropertyDescriptors-proxy.js": "DELETED_IN_TARGET",

implementation-contributed/javascriptcore/stress/big-int-bitwise-xor-jit.js

@@ -0,0 +1,25 @@
+//@ runBigIntEnabled
+
+let assert = {
+    sameValue: function(i, e) {
+        if (i !== e)
+            throw new Error(m);
+    }
+}
+
+function bigIntBitXor(a, b) {
+    return (a ^ b) ^ (a ^ 0b11n);
+
+}
+noInline(bigIntBitXor);
+
+for (let i = 0; i < 10000; i++) {
+    let r = bigIntBitXor(0b11n, 0b1010n);
+    assert.sameValue(r, 0b1001n);
+}
+
+for (let i = 0; i < 10000; i++) {
+    let r = bigIntBitXor(0xfffafafaf19281fefafeafebcn, 0b1010n);
+    assert.sameValue(r, 0b1001n);
+}
+

implementation-contributed/javascriptcore/stress/big-int-bitwise-xor-memory-stress.js

@@ -0,0 +1,14 @@
+//@ runBigIntEnabled
+
+function assert(a) {
+    if (!a)
+        throw new Error("Bad assertion");
+}
+
+let a = 0b11n;
+for (let i = 0; i < 1000000; i++) {
+    a ^= 0b01n;
+}
+
+assert(a === 0b11n);
+

implementation-contributed/javascriptcore/stress/big-int-bitwise-xor-untyped.js

@@ -0,0 +1,26 @@
+//@ runBigIntEnabled
+
+function assert(v, e) {
+    if (v !== e)
+        throw new Error("Expected value: " + e + " but got: " + v)
+}
+
+function bigIntOperations(a, b) {
+    let c = a ^ b;
+    return a ^ c;
+}
+noInline(bigIntOperations);
+
+c = 0;
+let o = { valueOf: function () {
+    c++;
+    return 0b1111n;
+}};
+
+for (let i = 0; i < 100000; i++) {
+    let out = bigIntOperations(o, 0b1010n);
+    assert(out, 0b1010n);
+}
+
+assert(c, 200000);
+