Enabling some embenchen tests running through asm->wasm.

test/mjsunit/wasm/embenchen/box2d.js

 // Modified embenchen to direct to asm-wasm.
 // Flags: --expose-wasm
 
 var EXPECTED_OUTPUT =
   /frame averages: .+ \+- .+, range: .+ to .+ \n/;
 var Module = {
   arguments: [1],
   print: function(x) {Module.printBuffer += x + '\n';},
   preRun: [function() {Module.printBuffer = ''}],
   postRun: [function() {
@@ skipping 20084 matching lines @@
   var FUNCTION_TABLE_v = [b6,___cxa_pure_virtual__wrapper,__Z4iterv,b6];
   var FUNCTION_TABLE_viid = [b7,__ZNK11b2EdgeShape11ComputeMassEP10b2MassDataf,__ZNK14b2PolygonShape11ComputeMassEP10b2MassDataf,b7];
   var FUNCTION_TABLE_viiiiii = [b8,__ZNK10__cxxabiv117__class_type_info16search_above_dstEPNS_19__dynamic_cast_infoEPKvS4_ib,__ZNK10__cxxabiv120__si_class_type_info16search_above_dstEPNS_19__dynamic_cast_infoEPKvS4_ib,b8];
   var FUNCTION_TABLE_iii = [b9,__ZNK11b2EdgeShape5CloneEP16b2BlockAllocator,__ZNK14b2PolygonShape5CloneEP16b2BlockAllocator,__Z14b2PairLessThanRK6b2PairS1_];
   var FUNCTION_TABLE_iiiiii = [b10,__ZNK11b2EdgeShape7RayCastEP15b2RayCastOutputRK14b2RayCastInputRK11b2Transformi,__ZNK14b2PolygonShape7RayCastEP15b2RayCastOutputRK14b2RayCastInputRK11b2Transformi,__ZN15b2CircleContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN25b2PolygonAndCircleContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN16b2PolygonContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN22b2EdgeAndCircleContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN23b2EdgeAndPolygonContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN23b2ChainAndCircleContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,__ZN24b2ChainAndPolygonContact6CreateEP9b2FixtureiS1_iP16b2BlockAllocator,b10,b10,b10,b10,b10,b10];
   var FUNCTION_TABLE_viiii = [b11,__ZNK11b2EdgeShape11ComputeAABBEP6b2AABBRK11b2Transformi,__ZNK14b2PolygonShape11ComputeAABBEP6b2AABBRK11b2Transformi,__ZN22b2EdgeAndCircleContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN23b2EdgeAndPolygonContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN25b2PolygonAndCircleContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN16b2PolygonContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN23b2ChainAndCircleContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN24b2ChainAndPolygonContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZN15b2CircleContact8EvaluateEP10b2ManifoldRK11b2TransformS4_,__ZNK10__cxxabiv117__class_type_info27has_unambiguous_public_baseEPNS_19__dynamic_cast_infoEPvi,__ZNK10__cxxabiv120__si_class_type_info27has_unambiguous_public_baseEPNS_19__dynamic_cast_infoEPvi,b11,b11,b11,b11];
 
   return { _strlen: _strlen, _free: _free, _main: _main, _memset: _memset, _malloc: _malloc, _memcpy: _memcpy, runPostSets: runPostSets, stackAlloc: stackAlloc, stackSave: stackSave, stackRestore: stackRestore, setThrew: setThrew, setTempRet0: setTempRet0, setTempRet1: setTempRet1, setTempRet2: setTempRet2, setTempRet3: setTempRet3, setTempRet4: setTempRet4, setTempRet5: setTempRet5, setTempRet6: setTempRet6, setTempRet7: setTempRet7, setTempRet8: setTempRet8, setTempRet9: setTempRet9, dynCall_iiii: dynCall_iiii, dynCall_viiiii: dynCall_viiiii, dynCall_vi: dynCall_vi, dynCall_vii: dynCall_vii, dynCall_ii: dynCall_ii, dynCall_viii: dynCall_viii, dynCall_v: dynCall_v, dynCall_viid: dynCall_viid, dynCall_viiiiii: dynCall_viiiiii, dynCall_iii: dynCall_iii, dynCall_iiiiii: dynCall_iiiiii, dynCall_viiii: dynCall_viiii };
 }).toString(),
 // EMSCRIPTEN_END_ASM
-{ "_sin": Math.sin, "_cos": Math.cos, "abort": abort, "assert": assert, "asmPrintInt": asmPrintInt, "asmPrintFloat": asmPrintFloat, "min": Math_min, "invoke_iiii": invoke_iiii, "invoke_viiiii": invoke_viiiii, "invoke_vi": invoke_vi, "invoke_vii": invoke_vii, "invoke_ii": invoke_ii, "invoke_viii": invoke_viii, "invoke_v": invoke_v, "invoke_viid": invoke_viid, "invoke_viiiiii": invoke_viiiiii, "invoke_iii": invoke_iii, "invoke_iiiiii": invoke_iiiiii, "invoke_viiii": invoke_viiii, "___cxa_throw": ___cxa_throw, "_emscripten_run_script": _emscripten_run_script, "_cosf": _cosf, "_send": _send, "__ZSt9terminatev": __ZSt9terminatev, "__reallyNegative": __reallyNegative, "___cxa_is_number_type": ___cxa_is_number_type, "___assert_fail": ___assert_fail, "___cxa_allocate_exception": ___cxa_allocate_exception, "___cxa_find_matching_catch": ___cxa_find_matching_catch, "_fflush": _fflush, "_pwrite": _pwrite, "___setErrNo": ___setErrNo, "_sbrk": _sbrk, "___cxa_begin_catch": ___cxa_begin_catch, "_sinf": _sinf, "_fileno": _fileno, "___resumeException": ___resumeException, "__ZSt18uncaught_exceptionv": __ZSt18uncaught_exceptionv, "_sysconf": _sysconf, "_clock": _clock, "_emscripten_memcpy_big": _emscripten_memcpy_big, "_puts": _puts, "_mkport": _mkport, "_floorf": _floorf, "_sqrtf": _sqrtf, "_write": _write, "_emscripten_set_main_loop": _emscripten_set_main_loop, "___errno_location": ___errno_location, "__ZNSt9exceptionD2Ev": __ZNSt9exceptionD2Ev, "_printf": _printf, "___cxa_does_inherit": ___cxa_does_inherit, "__exit": __exit, "_fputc": _fputc, "_abort": _abort, "_fwrite": _fwrite, "_time": _time, "_fprintf": _fprintf, "_emscripten_cancel_main_loop": _emscripten_cancel_main_loop, "__formatString": __formatString, "_fputs": _fputs, "_exit": _exit, "___cxa_pure_virtual": ___cxa_pure_virtual, "STACKTOP": STACKTOP, "STACK_MAX": STACK_MAX, "tempDoublePtr": tempDoublePtr, "ABORT": ABORT, "NaN": NaN, "Infinity": Infinity, "__ZTISt9exception": __ZTISt9exception }, buffer);
-asm.__init__();
+{ "abort": abort, "assert": assert, "asmPrintInt": asmPrintInt, "asmPrintFloat": asmPrintFloat, "min": Math_min, "invoke_iiii": invoke_iiii, "invoke_viiiii": invoke_viiiii, "invoke_vi": invoke_vi, "invoke_vii": invoke_vii, "invoke_ii": invoke_ii, "invoke_viii": invoke_viii, "invoke_v": invoke_v, "invoke_viid": invoke_viid, "invoke_viiiiii": invoke_viiiiii, "invoke_iii": invoke_iii, "invoke_iiiiii": invoke_iiiiii, "invoke_viiii": invoke_viiii, "___cxa_throw": ___cxa_throw, "_emscripten_run_script": _emscripten_run_script, "_cosf": _cosf, "_send": _send, "__ZSt9terminatev": __ZSt9terminatev, "__reallyNegative": __reallyNegative, "___cxa_is_number_type": ___cxa_is_number_type, "___assert_fail": ___assert_fail, "___cxa_allocate_exception": ___cxa_allocate_exception, "___cxa_find_matching_catch": ___cxa_find_matching_catch, "_fflush": _fflush, "_pwrite": _pwrite, "___setErrNo": ___setErrNo, "_sbrk": _sbrk, "___cxa_begin_catch": ___cxa_begin_catch, "_sinf": _sinf, "_fileno": _fileno, "___resumeException": ___resumeException, "__ZSt18uncaught_exceptionv": __ZSt18uncaught_exceptionv, "_sysconf": _sysconf, "_clock": _clock, "_emscripten_memcpy_big": _emscripten_memcpy_big, "_puts": _puts, "_mkport": _mkport, "_floorf": _floorf, "_sqrtf": _sqrtf, "_write": _write, "_emscripten_set_main_loop": _emscripten_set_main_loop, "___errno_location": ___errno_location, "__ZNSt9exceptionD2Ev": __ZNSt9exceptionD2Ev, "_printf": _printf, "___cxa_does_inherit": ___cxa_does_inherit, "__exit": __exit, "_fputc": _fputc, "_abort": _abort, "_fwrite": _fwrite, "_time": _time, "_fprintf": _fprintf, "_emscripten_cancel_main_loop": _emscripten_cancel_main_loop, "__formatString": __formatString, "_fputs": _fputs, "_exit": _exit, "___cxa_pure_virtual": ___cxa_pure_virtual, "STACKTOP": STACKTOP, "STACK_MAX": STACK_MAX, "tempDoublePtr": tempDoublePtr, "ABORT": ABORT, "NaN": NaN, "Infinity": Infinity, "__ZTISt9exception": __ZTISt9exception }, buffer);
 var _strlen = Module["_strlen"] = asm["_strlen"];
 var _free = Module["_free"] = asm["_free"];
 var _main = Module["_main"] = asm["_main"];
 var _memset = Module["_memset"] = asm["_memset"];
 var _malloc = Module["_malloc"] = asm["_malloc"];
 var _memcpy = Module["_memcpy"] = asm["_memcpy"];
 var runPostSets = Module["runPostSets"] = asm["runPostSets"];
 var dynCall_iiii = Module["dynCall_iiii"] = asm["dynCall_iiii"];
 var dynCall_viiiii = Module["dynCall_viiiii"] = asm["dynCall_viiiii"];
 var dynCall_vi = Module["dynCall_vi"] = asm["dynCall_vi"];
@@ skipping 200 matching lines @@
 }
 
 // shouldRunNow refers to calling main(), not run().
 var shouldRunNow = true;
 if (Module['noInitialRun']) {
   shouldRunNow = false;
 }
 
 
 run([].concat(Module["arguments"]));