55     MemMap map = MemMap::MapAnonymous("temp",  in GetValidMapAddress()  local
60     CHECK(map.IsValid());  in GetValidMapAddress()
61     return map.Begin();  in GetValidMapAddress()
327   MemMap map = MemMap::MapAnonymous("MapAnonymousEmpty",  in TEST_F()  local
332   ASSERT_FALSE(map.IsValid()) << error_msg;  in TEST_F()
336   map = MemMap::MapAnonymous("MapAnonymousNonEmpty",  in TEST_F()
341   ASSERT_TRUE(map.IsValid()) << error_msg;  in TEST_F()
348   MemMap map = MemMap::MapAnonymous("MapAnonymousInvalid",  in TEST_F()  local
356   ASSERT_FALSE(map.IsValid());  in TEST_F()
363   MemMap map = MemMap::MapAnonymous("MapAnonymousEmpty",  in TEST_F()  local
368   ASSERT_FALSE(map.IsValid()) << error_msg;  in TEST_F()
372   map = MemMap::MapAnonymous("MapAnonymousNonEmpty",  in TEST_F()
377   ASSERT_TRUE(map.IsValid()) << error_msg;  in TEST_F()
379   ASSERT_LT(reinterpret_cast<uintptr_t>(map.BaseBegin()), 1ULL << 32);  in TEST_F()
388   MemMap map = MemMap::MapFile(/*byte_count=*/kMapSize,  in TEST_F()  local
396   ASSERT_TRUE(map.IsValid()) << error_msg;  in TEST_F()
398   ASSERT_EQ(map.Size(), kMapSize);  in TEST_F()
399   ASSERT_LT(reinterpret_cast<uintptr_t>(map.BaseBegin()), 1ULL << 32);  in TEST_F()
472   MemMap map = MemMap::MapFile(/*byte_count=*/kMapSize,  in TEST_F()  local
480   ASSERT_TRUE(map.IsValid()) << error_msg;  in TEST_F()
482   ASSERT_EQ(map.Size(), kMapSize);  in TEST_F()
483   ASSERT_LT(reinterpret_cast<uintptr_t>(map.BaseBegin()), 1ULL << 32);  in TEST_F()
484   ASSERT_EQ(data[0], *map.Begin());  in TEST_F()
485   ASSERT_EQ(data[kPageSize], *(map.Begin() + kPageSize));  in TEST_F()
486   ASSERT_EQ(data[2 * kPageSize], *(map.Begin() + 2 * kPageSize));  in TEST_F()
489     MemMap tail = map.RemapAtEnd(map.Begin() + offset,  in TEST_F()
498     ASSERT_EQ(offset, map.Size());  in TEST_F()
500     ASSERT_EQ(tail.Begin(), map.Begin() + map.Size());  in TEST_F()
515   MemMap map;  in TEST_F()  local
517     map = MemMap::MapAnonymous("MapAnonymousExactAddr32bitHighAddr",  in TEST_F()
525     if (map.IsValid()) {  in TEST_F()
529   ASSERT_TRUE(map.IsValid()) << error_msg;  in TEST_F()
530   ASSERT_GE(reinterpret_cast<uintptr_t>(map.End()), 2u * GB);  in TEST_F()
532   ASSERT_EQ(map.BaseBegin(), reinterpret_cast<void*>(start_addr));  in TEST_F()
540   MemMap map = MemMap::MapAnonymous("MapAnonymousOverflow",  in TEST_F()  local
548   ASSERT_FALSE(map.IsValid());  in TEST_F()
556   MemMap map =  in TEST_F()  local
565   ASSERT_FALSE(map.IsValid());  in TEST_F()
572   MemMap map = MemMap::MapAnonymous("MapAnonymousLow4GBRangeTooHigh",  in TEST_F()  local
580   ASSERT_FALSE(map.IsValid());  in TEST_F()
588   MemMap map = MemMap::MapAnonymous("MapAnonymousReserve",  in TEST_F()  local
593   ASSERT_TRUE(map.IsValid());  in TEST_F()
596                                      /*addr=*/ reinterpret_cast<uint8_t*>(map.BaseBegin()),  in TEST_F()