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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/ion/getprop-primitive.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/ion/getprop-primitive.js')
-rw-r--r--js/src/jit-test/tests/ion/getprop-primitive.js55
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/getprop-primitive.js b/js/src/jit-test/tests/ion/getprop-primitive.js
new file mode 100644
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--- /dev/null
+++ b/js/src/jit-test/tests/ion/getprop-primitive.js
@@ -0,0 +1,55 @@
+
+var testSet1 = [1, "", Symbol("a"), true];
+var testSet2 = [1, "", Symbol("a"), true, { bar: 5 }];
+
+Number.prototype.bar = 1;
+String.prototype.bar = 2;
+Symbol.prototype.bar = 3;
+Boolean.prototype.bar = 4;
+
+function assertEqIf(prev, curr, expected) {
+ // Branch pruning absolutely want to get rid of the next branch
+ // which causes bailouts, so we forbid inlining of this function.
+ with({}){}
+ if (prev) {
+ assertEq(curr, expected);
+ return false;
+ }
+ return true;
+}
+
+var f;
+var template = function (set) {
+ var lastX = 0, x = 0, i = 0, y = 0;
+ var cont = true;
+ while (cont) { // OSR here.
+ for (var i = 0; i < set.length; i++) {
+ x = x + (inIon() ? 1 : 0);
+ if (set[i].placeholder != set[(i + 1) % set.length].placeholder)
+ y += 1;
+ }
+
+ // If we bailout in the inner loop, then x will have a smaller value
+ // than the number of iterations.
+ cont = assertEqIf(lastX > 0, x, set.length);
+ lastX = x;
+ x = 0;
+ }
+ return y;
+}
+
+// Set 1, Non existing properties.
+f = eval(template.toSource().replace(".placeholder", ".foo"));
+f(testSet1);
+
+// Set 2, Non existing properties.
+f = eval(template.toSource().replace(".placeholder", ".foo"));
+f(testSet2);
+
+// Set 1, Existing properties.
+f = eval(template.toSource().replace(".placeholder", ".bar"));
+f(testSet1);
+
+// Set 2, Existing properties.
+f = eval(template.toSource().replace(".placeholder", ".bar"));
+f(testSet2);