Fast double-to-ascii conversion.

test/cctest/test-diy_fp.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "platform.h"
 #include "cctest.h"
 #include "diy_fp.h"
 
+
 using namespace v8::internal;
 
 
 TEST(Subtract) {
   DiyFp diy_fp1 = DiyFp(3, 0);
   DiyFp diy_fp2 = DiyFp(1, 0);
   DiyFp diff = DiyFp::Minus(diy_fp1, diy_fp2);
 
-  CHECK(2 == diff.f());
+  CHECK(2 == diff.f());  // NOLINT
   CHECK_EQ(0, diff.e());
   diy_fp1.Subtract(diy_fp2);
-  CHECK(2 == diy_fp1.f());
+  CHECK(2 == diy_fp1.f());  // NOLINT
   CHECK_EQ(0, diy_fp1.e());
 }
 
 
 TEST(Multiply) {
   DiyFp diy_fp1 = DiyFp(3, 0);
   DiyFp diy_fp2 = DiyFp(2, 0);
   DiyFp product = DiyFp::Times(diy_fp1, diy_fp2);
 
-  CHECK(0 == product.f());
+  CHECK(0 == product.f());  // NOLINT
   CHECK_EQ(64, product.e());
   diy_fp1.Multiply(diy_fp2);
-  CHECK(0 == diy_fp1.f());
+  CHECK(0 == diy_fp1.f());  // NOLINT
   CHECK_EQ(64, diy_fp1.e());
 
   diy_fp1 = DiyFp(V8_2PART_UINT64_C(0x80000000, 00000000), 11);
   diy_fp2 = DiyFp(2, 13);
   product = DiyFp::Times(diy_fp1, diy_fp2);
-  CHECK(1 == product.f());
+  CHECK(1 == product.f());  // NOLINT
   CHECK_EQ(11 + 13 + 64, product.e());
 
   // Test rounding.
   diy_fp1 = DiyFp(V8_2PART_UINT64_C(0x80000000, 00000001), 11);
   diy_fp2 = DiyFp(1, 13);
   product = DiyFp::Times(diy_fp1, diy_fp2);
-  CHECK(1 == product.f());
+  CHECK(1 == product.f());  // NOLINT
   CHECK_EQ(11 + 13 + 64, product.e());
 
   diy_fp1 = DiyFp(V8_2PART_UINT64_C(0x7fffffff, ffffffff), 11);
   diy_fp2 = DiyFp(1, 13);
   product = DiyFp::Times(diy_fp1, diy_fp2);
-  CHECK(0 == product.f());
+  CHECK(0 == product.f());  // NOLINT
   CHECK_EQ(11 + 13 + 64, product.e());
 
   // Halfway cases are allowed to round either way. So don't check for it.
 
   // Big numbers.
   diy_fp1 = DiyFp(V8_2PART_UINT64_C(0xFFFFFFFF, FFFFFFFF), 11);
   diy_fp2 = DiyFp(V8_2PART_UINT64_C(0xFFFFFFFF, FFFFFFFF), 13);
   // 128bit result: 0xfffffffffffffffe0000000000000001
   product = DiyFp::Times(diy_fp1, diy_fp2);
   CHECK(V8_2PART_UINT64_C(0xFFFFFFFF, FFFFFFFe) == product.f());
   CHECK_EQ(11 + 13 + 64, product.e());
 }