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v8/test/cctest/compiler/test-run-jscalls.cc
bmeurer f97ed07e3a [builtins] Migrate a bunch of Math builtins to C++. 
Migrate Math.imul, Math.fround, Math.acos, Math.asin and Math.atan to
C++ builtins, as these ones call into C++ anyway and so there's no
need to have this extra wrapper around it.

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/1731543004

Cr-Commit-Position: refs/heads/master@{#34274}
2016-02-25 08:07:07 +00:00

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// Copyright 2014 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.
#include "test/cctest/compiler/function-tester.h"
namespace v8 {
namespace internal {
namespace compiler {
TEST(SimpleCall) {
FunctionTester T("(function(foo,a) { return foo(a); })");
Handle<JSFunction> foo = T.NewFunction("(function(a) { return a; })");
T.CheckCall(T.Val(3), foo, T.Val(3));
T.CheckCall(T.Val(3.1), foo, T.Val(3.1));
T.CheckCall(foo, foo, foo);
T.CheckCall(T.Val("Abba"), foo, T.Val("Abba"));
}
TEST(SimpleCall2) {
FunctionTester T("(function(foo,a) { return foo(a); })");
FunctionTester U("(function(a) { return a; })");
T.CheckCall(T.Val(3), U.function, T.Val(3));
T.CheckCall(T.Val(3.1), U.function, T.Val(3.1));
T.CheckCall(U.function, U.function, U.function);
T.CheckCall(T.Val("Abba"), U.function, T.Val("Abba"));
}
TEST(ConstCall) {
FunctionTester T("(function(foo,a) { return foo(a,3); })");
FunctionTester U("(function(a,b) { return a + b; })");
T.CheckCall(T.Val(6), U.function, T.Val(3));
T.CheckCall(T.Val(6.1), U.function, T.Val(3.1));
T.CheckCall(T.Val("function (a,b) { return a + b; }3"), U.function,
U.function);
T.CheckCall(T.Val("Abba3"), U.function, T.Val("Abba"));
}
TEST(ConstCall2) {
FunctionTester T("(function(foo,a) { return foo(a,\"3\"); })");
FunctionTester U("(function(a,b) { return a + b; })");
T.CheckCall(T.Val("33"), U.function, T.Val(3));
T.CheckCall(T.Val("3.13"), U.function, T.Val(3.1));
T.CheckCall(T.Val("function (a,b) { return a + b; }3"), U.function,
U.function);
T.CheckCall(T.Val("Abba3"), U.function, T.Val("Abba"));
}
TEST(PropertyNamedCall) {
FunctionTester T("(function(a,b) { return a.foo(b,23); })");
CompileRun("function foo(y,z) { return this.x + y + z; }");
T.CheckCall(T.Val(32), T.NewObject("({ foo:foo, x:4 })"), T.Val(5));
T.CheckCall(T.Val("xy23"), T.NewObject("({ foo:foo, x:'x' })"), T.Val("y"));
T.CheckCall(T.nan(), T.NewObject("({ foo:foo, y:0 })"), T.Val(3));
}
TEST(PropertyKeyedCall) {
FunctionTester T("(function(a,b) { var f = 'foo'; return a[f](b,23); })");
CompileRun("function foo(y,z) { return this.x + y + z; }");
T.CheckCall(T.Val(32), T.NewObject("({ foo:foo, x:4 })"), T.Val(5));
T.CheckCall(T.Val("xy23"), T.NewObject("({ foo:foo, x:'x' })"), T.Val("y"));
T.CheckCall(T.nan(), T.NewObject("({ foo:foo, y:0 })"), T.Val(3));
}
TEST(GlobalCall) {
FunctionTester T("(function(a,b) { return foo(a,b); })");
CompileRun("function foo(a,b) { return a + b + this.c; }");
CompileRun("var c = 23;");
T.CheckCall(T.Val(32), T.Val(4), T.Val(5));
T.CheckCall(T.Val("xy23"), T.Val("x"), T.Val("y"));
T.CheckCall(T.nan(), T.undefined(), T.Val(3));
}
TEST(LookupCall) {
FunctionTester T("(function(a,b) { with (a) { return foo(a,b); } })");
CompileRun("function f1(a,b) { return a.val + b; }");
T.CheckCall(T.Val(5), T.NewObject("({ foo:f1, val:2 })"), T.Val(3));
T.CheckCall(T.Val("xy"), T.NewObject("({ foo:f1, val:'x' })"), T.Val("y"));
CompileRun("function f2(a,b) { return this.val + b; }");
T.CheckCall(T.Val(9), T.NewObject("({ foo:f2, val:4 })"), T.Val(5));
T.CheckCall(T.Val("xy"), T.NewObject("({ foo:f2, val:'x' })"), T.Val("y"));
}
TEST(MismatchCallTooFew) {
FunctionTester T("(function(a,b) { return foo(a,b); })");
CompileRun("function foo(a,b,c) { return a + b + c; }");
T.CheckCall(T.nan(), T.Val(23), T.Val(42));
T.CheckCall(T.nan(), T.Val(4.2), T.Val(2.3));
T.CheckCall(T.Val("abundefined"), T.Val("a"), T.Val("b"));
}
TEST(MismatchCallTooMany) {
FunctionTester T("(function(a,b) { return foo(a,b); })");
CompileRun("function foo(a) { return a; }");
T.CheckCall(T.Val(23), T.Val(23), T.Val(42));
T.CheckCall(T.Val(4.2), T.Val(4.2), T.Val(2.3));
T.CheckCall(T.Val("a"), T.Val("a"), T.Val("b"));
}
TEST(ConstructorCall) {
FunctionTester T("(function(a,b) { return new foo(a,b).value; })");
CompileRun("function foo(a,b) { return { value: a + b + this.c }; }");
CompileRun("foo.prototype.c = 23;");
T.CheckCall(T.Val(32), T.Val(4), T.Val(5));
T.CheckCall(T.Val("xy23"), T.Val("x"), T.Val("y"));
T.CheckCall(T.nan(), T.undefined(), T.Val(3));
}
TEST(RuntimeCall) {
FLAG_allow_natives_syntax = true;
FunctionTester T("(function(a) { return %IsJSReceiver(a); })");
T.CheckCall(T.false_value(), T.Val(23), T.undefined());
T.CheckCall(T.false_value(), T.Val(4.2), T.undefined());
T.CheckCall(T.false_value(), T.Val("str"), T.undefined());
T.CheckCall(T.false_value(), T.true_value(), T.undefined());
T.CheckCall(T.false_value(), T.false_value(), T.undefined());
T.CheckCall(T.false_value(), T.undefined(), T.undefined());
T.CheckCall(T.true_value(), T.NewObject("({})"), T.undefined());
T.CheckCall(T.true_value(), T.NewObject("([])"), T.undefined());
}
TEST(RuntimeCallInline) {
FLAG_allow_natives_syntax = true;
FunctionTester T("(function(a) { return %_IsJSReceiver(a); })");
T.CheckCall(T.false_value(), T.Val(23), T.undefined());
T.CheckCall(T.false_value(), T.Val(4.2), T.undefined());
T.CheckCall(T.false_value(), T.Val("str"), T.undefined());
T.CheckCall(T.false_value(), T.true_value(), T.undefined());
T.CheckCall(T.false_value(), T.false_value(), T.undefined());
T.CheckCall(T.false_value(), T.undefined(), T.undefined());
T.CheckCall(T.true_value(), T.NewObject("({})"), T.undefined());
T.CheckCall(T.true_value(), T.NewObject("([])"), T.undefined());
}
TEST(EvalCall) {
FunctionTester T("(function(a,b) { return eval(a); })");
Handle<JSObject> g(T.function->context()->global_object()->global_proxy());
T.CheckCall(T.Val(23), T.Val("17 + 6"), T.undefined());
T.CheckCall(T.Val("'Y'; a"), T.Val("'Y'; a"), T.Val("b-val"));
T.CheckCall(T.Val("b-val"), T.Val("'Y'; b"), T.Val("b-val"));
T.CheckCall(g, T.Val("this"), T.undefined());
T.CheckCall(g, T.Val("'use strict'; this"), T.undefined());
CompileRun("eval = function(x) { return x; }");
T.CheckCall(T.Val("17 + 6"), T.Val("17 + 6"), T.undefined());
CompileRun("eval = function(x) { return this; }");
T.CheckCall(g, T.Val("17 + 6"), T.undefined());
CompileRun("eval = function(x) { 'use strict'; return this; }");
T.CheckCall(T.undefined(), T.Val("17 + 6"), T.undefined());
}
TEST(ReceiverPatching) {
// TODO(turbofan): Note that this test only checks that the function prologue
// patches an undefined receiver to the global receiver. If this starts to
// fail once we fix the calling protocol, just remove this test.
FunctionTester T("(function(a) { return this; })");
Handle<JSObject> g(T.function->context()->global_object()->global_proxy());
T.CheckCall(g, T.undefined());
}
TEST(CallEval) {
FunctionTester T(
"var x = 42;"
"(function () {"
"function bar() { return eval('x') };"
"return bar;"
"})();");
T.CheckCall(T.Val(42), T.Val("x"), T.undefined());
}
TEST(ContextLoadedFromActivation) {
const char* script =
"var x = 42;"
"(function() {"
" return function () { return x };"
"})()";
// Disable context specialization.
FunctionTester T(script);
v8::Local<v8::Context> context = v8::Context::New(CcTest::isolate());
v8::Context::Scope scope(context);
v8::Local<v8::Value> value = CompileRun(script);
i::Handle<i::Object> ofun = v8::Utils::OpenHandle(*value);
i::Handle<i::JSFunction> jsfun = Handle<JSFunction>::cast(ofun);
jsfun->set_code(T.function->code());
jsfun->set_shared(T.function->shared());
CHECK(context->Global()
->Set(context, v8_str("foo"), v8::Utils::CallableToLocal(jsfun))
.FromJust());
CompileRun("var x = 24;");
ExpectInt32("foo();", 24);
}
TEST(BuiltinLoadedFromActivation) {
const char* script =
"var x = 42;"
"(function() {"
" return function () { return this; };"
"})()";
// Disable context specialization.
FunctionTester T(script);
v8::Local<v8::Context> context = v8::Context::New(CcTest::isolate());
v8::Context::Scope scope(context);
v8::Local<v8::Value> value = CompileRun(script);
i::Handle<i::Object> ofun = v8::Utils::OpenHandle(*value);
i::Handle<i::JSFunction> jsfun = Handle<JSFunction>::cast(ofun);
jsfun->set_code(T.function->code());
jsfun->set_shared(T.function->shared());
CHECK(context->Global()
->Set(context, v8_str("foo"), v8::Utils::CallableToLocal(jsfun))
.FromJust());
CompileRun("var x = 24;");
ExpectObject("foo()", context->Global());
}
} // namespace compiler
} // namespace internal
} // namespace v8
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