v8/test/mjsunit/compiler/inline-literals.js

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// Flags: --allow-natives-syntax

// Test that we can inline functions containing materialized literals.

function a2(b, c) {
  return [b, c, b + c];
}

function a1(a, b, c) {
  return [a, a2(b, c)];
}

function TestArrayLiteral(a, b, c) {
  var expected = [a, [b, c, b + c]];
  var result = a1(a, b, c);
  assertEquals(expected, result, "TestArrayLiteral");
}

%PrepareFunctionForOptimization(TestArrayLiteral);
TestArrayLiteral(1, 2, 3);
TestArrayLiteral(1, 2, 3);
%OptimizeFunctionOnNextCall(TestArrayLiteral);
TestArrayLiteral(1, 2, 3);
TestArrayLiteral('a', 'b', 'c');

function o2(b, c) {
  return { 'b':b, 'c':c, 'y':b + c };
}

function o1(a, b, c) {
  return { 'a':a, 'x':o2(b, c) };
}

function TestObjectLiteral(a, b, c) {
  var expected = { 'a':a, 'x':{ 'b':b, 'c':c, 'y':b + c } };
  var result = o1(a, b, c);
  assertEquals(expected, result, "TestObjectLiteral");
}

%PrepareFunctionForOptimization(TestObjectLiteral);
TestObjectLiteral(1, 2, 3);
TestObjectLiteral(1, 2, 3);
%OptimizeFunctionOnNextCall(TestObjectLiteral);
TestObjectLiteral(1, 2, 3);
TestObjectLiteral('a', 'b', 'c');

function r2(s, x, y) {
  return s.replace(/a/, x + y);
}

function r1(s, x, y) {
  return r2(s, x, y).replace(/b/, y + x);
}

function TestRegExpLiteral(s, x, y, expected) {
  var result = r1(s, x, y);
  assertEquals(expected, result, "TestRegExpLiteral");
}

%PrepareFunctionForOptimization(TestRegExpLiteral);
TestRegExpLiteral("a-", "reg", "exp", "regexp-");
TestRegExpLiteral("-b", "reg", "exp", "-expreg");
%OptimizeFunctionOnNextCall(TestRegExpLiteral);
TestRegExpLiteral("ab", "reg", "exp", "regexpexpreg");
TestRegExpLiteral("ab", 12345, 54321, "6666666666");

function f2(b, c) {
  var closure = function(b, c) { return b + c; }
  var value = b + c;
  return closure;
}

function f1(a, b, c) {
  return a + f2(b, c)(b, c);
}

function TestFunctionLiteral(a, b, c, expected) {
  var result = f1(a, b, c);
  assertEquals(expected, result, "TestFunctionLiteral");
}

%PrepareFunctionForOptimization(TestFunctionLiteral);
TestFunctionLiteral(1, 2, 3, 6);
TestFunctionLiteral(4, 5, 6, 15);
%OptimizeFunctionOnNextCall(TestFunctionLiteral);
TestFunctionLiteral(7, 8, 9, 24);
TestFunctionLiteral("a", "b", "c", "abc");