From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../TypedObject-ObjectIsTypedObject-multi.js | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 js/src/jit-test/tests/ion/inlining/TypedObject-ObjectIsTypedObject-multi.js (limited to 'js/src/jit-test/tests/ion/inlining/TypedObject-ObjectIsTypedObject-multi.js') diff --git a/js/src/jit-test/tests/ion/inlining/TypedObject-ObjectIsTypedObject-multi.js b/js/src/jit-test/tests/ion/inlining/TypedObject-ObjectIsTypedObject-multi.js new file mode 100644 index 000000000..b83656007 --- /dev/null +++ b/js/src/jit-test/tests/ion/inlining/TypedObject-ObjectIsTypedObject-multi.js @@ -0,0 +1,44 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* Used to verify that the JIT resolves the ObjectIsTypedObject tests + * used in the TO.objectType() method, among other places. + * + * In this case the argument type is always a TypedObject (though not + * a unique one), so ObjectIsTypedObject resolves to true and there + * should be no exceptions. + * + * Load this into the js shell with IONFLAGS=logs, then exit and run + * iongraph. You're looking for a smallish function within the + * "self-hosted" domain. Look for a call to ObjectIsTypedObject far + * down in the graph for pass00, with a subgraph before it that looks + * like it's comparing something to a string and to null (this is the + * inlining of IsObject). (All of this is at the mercy of the way the + * code is currently written.) + */ + +if (!this.TypedObject) { + print("No TypedObject, skipping"); + quit(); +} + +var T = TypedObject; +var ST1 = new T.StructType({x:T.int32}); +var ST2 = new T.StructType({f:T.float64}); +var v1 = new ST1({x:10}); +var v2 = new ST2({f:3.14159}); + +function check(v) { + return T.objectType(v); +} + +function test() { + var a = [ v1, v2 ]; + for ( var i=0 ; i < 1000 ; i++ ) + assertEq(check(a[i%2]), ((i%2)==0 ? ST1 : ST2)); + return check(a[i%2]); +} + +print("Done"); -- cgit v1.2.3