[wasm] Adding a convolution matrix filter test to highlight the performance advantages of JITing

test/mjsunit/wasm/jit-single-function.js

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Flags: --expose-wasm
 // Flags: --wasm-jit-prototype
 
 load("test/mjsunit/wasm/wasm-constants.js");
 load("test/mjsunit/wasm/wasm-module-builder.js");
 
 var module = (function () {
   var builder = new WasmModuleBuilder();
 
   var kSig_i_iiiii =
       makeSig([kAstI32, kAstI32, kAstI32, kAstI32, kAstI32], [kAstI32]);
-

[bradnelson, 2016/07/21 19:05:20]

No real change in file, drop it.

   var sig_index2 = builder.addType(kSig_i_ii);
   var sig_index5 = builder.addType(kSig_i_iiiii);
 
   builder.addMemory(1, 1, true);
   var wasm_bytes_sub = [
       0,
       kExprGetLocal, 0,
       kExprGetLocal, 1,
       kExprI32Sub
   ];
@@ skipping 43 matching lines @@
 
 // Check that the index lies in the bounds of the table size
 assertTraps(kTrapInvalidIndex, "module.exports.main(0, 6, 10, 55, 99)");
 assertTraps(kTrapInvalidIndex, "module.exports.main(0, 6, -1, 55, 99)");
 
 // args: base offset, size of func_bytes, index, param1, param2
 assertEquals(-444, module.exports.main(0, 6, 3, 555, 999)); // JIT sub function
 assertEquals(13, module.exports.main(0, 6, 9, 45, 32)); // JIT sub function
 assertEquals(187, module.exports.main(6, 6, 6, 17, 11)); // JIT mul function
 assertEquals(30525, module.exports.main(6, 6, 9, 555, 55)); // JIT mul function