Merge experimental/a64 to bleeding_edge.

test/cctest/test-javascript-a64.cc

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include <limits.h>
+
+#include "v8.h"
+
+#include "api.h"
+#include "isolate.h"
+#include "compilation-cache.h"
+#include "execution.h"
+#include "snapshot.h"
+#include "platform.h"
+#include "utils.h"
+#include "cctest.h"
+#include "parser.h"
+#include "unicode-inl.h"
+
+using ::v8::Context;
+using ::v8::Extension;
+using ::v8::Function;
+using ::v8::FunctionTemplate;
+using ::v8::Handle;
+using ::v8::HandleScope;
+using ::v8::Local;
+using ::v8::Message;
+using ::v8::MessageCallback;
+using ::v8::Object;
+using ::v8::ObjectTemplate;
+using ::v8::Persistent;
+using ::v8::Script;
+using ::v8::StackTrace;
+using ::v8::String;
+using ::v8::TryCatch;
+using ::v8::Undefined;
+using ::v8::V8;
+using ::v8::Value;
+
+static void ExpectBoolean(bool expected, Local<Value> result) {
+  CHECK(result->IsBoolean());
+  CHECK_EQ(expected, result->BooleanValue());
+}
+
+
+static void ExpectInt32(int32_t expected, Local<Value> result) {
+  CHECK(result->IsInt32());
+  CHECK_EQ(expected, result->Int32Value());
+}
+
+
+static void ExpectNumber(double expected, Local<Value> result) {
+  CHECK(result->IsNumber());
+  CHECK_EQ(expected, result->NumberValue());
+}
+
+
+static void ExpectUndefined(Local<Value> result) {
+  CHECK(result->IsUndefined());
+}
+
+
+// Tests are sorted by order of implementation.
+
+TEST(simple_value) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result = CompileRun("0x271828;");
+  ExpectInt32(0x271828, result);
+}
+
+
+TEST(global_variable) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result = CompileRun("var my_global_var = 0x123; my_global_var;");
+  ExpectInt32(0x123, result);
+}
+
+
+TEST(simple_function_call) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result = CompileRun(
+      "function foo() { return 0x314; }"
+      "foo();");
+  ExpectInt32(0x314, result);
+}
+
+
+TEST(binary_op) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result = CompileRun(
+      "function foo() {"
+      "  var a = 0x1200;"
+      "  var b = 0x0035;"
+      "  return 2 * (a + b - 1);"
+      "}"
+      "foo();");
+  ExpectInt32(0x2468, result);
+}
+
+static void if_comparison_testcontext_helper(
+    char const * op,
+    char const * lhs,
+    char const * rhs,
+    int          expect) {
+  char buffer[256];
+  snprintf(buffer, sizeof(buffer),
+           "var lhs = %s;"
+           "var rhs = %s;"
+           "if ( lhs %s rhs ) { 1; }"
+           "else { 0; }",
+           lhs, rhs, op);
+  Local<Value> result = CompileRun(buffer);
+  ExpectInt32(expect, result);
+}
+
+static void if_comparison_effectcontext_helper(
+    char const * op,
+    char const * lhs,
+    char const * rhs,
+    int          expect) {
+  char buffer[256];
+  snprintf(buffer, sizeof(buffer),
+           "var lhs = %s;"
+           "var rhs = %s;"
+           "var test = lhs %s rhs;"
+           "if ( test ) { 1; }"
+           "else { 0; }",
+           lhs, rhs, op);
+  Local<Value> result = CompileRun(buffer);
+  ExpectInt32(expect, result);
+}
+
+static void if_comparison_helper(
+    char const * op,
+    int          expect_when_lt,
+    int          expect_when_eq,
+    int          expect_when_gt) {
+  // TODO(all): Non-SMI tests.
+
+  if_comparison_testcontext_helper(op, "1", "3", expect_when_lt);
+  if_comparison_testcontext_helper(op, "5", "5", expect_when_eq);
+  if_comparison_testcontext_helper(op, "9", "7", expect_when_gt);
+
+  if_comparison_effectcontext_helper(op, "1", "3", expect_when_lt);
+  if_comparison_effectcontext_helper(op, "5", "5", expect_when_eq);
+  if_comparison_effectcontext_helper(op, "9", "7", expect_when_gt);
+}
+
+
+TEST(if_comparison) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+
+  if_comparison_helper("<",   1, 0, 0);
+  if_comparison_helper("<=",  1, 1, 0);
+  if_comparison_helper("==",  0, 1, 0);
+  if_comparison_helper("===", 0, 1, 0);
+  if_comparison_helper(">=",  0, 1, 1);
+  if_comparison_helper(">",   0, 0, 1);
+  if_comparison_helper("!=",  1, 0, 1);
+  if_comparison_helper("!==", 1, 0, 1);
+}
+
+
+TEST(unary_plus) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result;
+  // SMI
+  result = CompileRun("var a = 1234; +a");
+  ExpectInt32(1234, result);
+  // Number
+  result = CompileRun("var a = 1234.5; +a");
+  ExpectNumber(1234.5, result);
+  // String (SMI)
+  result = CompileRun("var a = '1234'; +a");
+  ExpectInt32(1234, result);
+  // String (Number)
+  result = CompileRun("var a = '1234.5'; +a");
+  ExpectNumber(1234.5, result);
+  // Check side effects.
+  result = CompileRun("var a = 1234; +(a = 4321); a");
+  ExpectInt32(4321, result);
+}
+
+
+TEST(unary_minus) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result;
+  result = CompileRun("var a = 1234; -a");
+  ExpectInt32(-1234, result);
+  result = CompileRun("var a = 1234.5; -a");
+  ExpectNumber(-1234.5, result);
+  result = CompileRun("var a = 1234; -(a = 4321); a");
+  ExpectInt32(4321, result);
+  result = CompileRun("var a = '1234'; -a");
+  ExpectInt32(-1234, result);
+  result = CompileRun("var a = '1234.5'; -a");
+  ExpectNumber(-1234.5, result);
+}
+
+
+TEST(unary_void) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result;
+  result = CompileRun("var a = 1234; void (a);");
+  ExpectUndefined(result);
+  result = CompileRun("var a = 0; void (a = 42); a");
+  ExpectInt32(42, result);
+  result = CompileRun("var a = 0; void (a = 42);");
+  ExpectUndefined(result);
+}
+
+
+TEST(unary_not) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+  Local<Value> result;
+  result = CompileRun("var a = 1234; !a");
+  ExpectBoolean(false, result);
+  result = CompileRun("var a = 0; !a");
+  ExpectBoolean(true, result);
+  result = CompileRun("var a = 0; !(a = 1234); a");
+  ExpectInt32(1234, result);
+  result = CompileRun("var a = '1234'; !a");
+  ExpectBoolean(false, result);
+  result = CompileRun("var a = ''; !a");
+  ExpectBoolean(true, result);
+  result = CompileRun("var a = 1234; !!a");
+  ExpectBoolean(true, result);
+  result = CompileRun("var a = 0; !!a");
+  ExpectBoolean(false, result);
+  result = CompileRun("var a = 0; if ( !a ) { 1; } else { 0; }");
+  ExpectInt32(1, result);
+  result = CompileRun("var a = 1; if ( !a ) { 1; } else { 0; }");
+  ExpectInt32(0, result);
+}