1038 void* MemMap::MapInternalArtLow4GBAllocator(size_t length,  in MapInternalArtLow4GBAllocator()  argument
1064       if (delta >= length) {  in MapInternalArtLow4GBAllocator()
1074     actual = TryMemMapLow4GB(reinterpret_cast<void*>(ptr), length, prot, flags, fd, offset);  in MapInternalArtLow4GBAllocator()
1076       next_mem_pos_ = reinterpret_cast<uintptr_t>(actual) + length;  in MapInternalArtLow4GBAllocator()
1080     if (4U * GB - ptr < length) {  in MapInternalArtLow4GBAllocator()
1097     for (tail_ptr = ptr; tail_ptr < ptr + length; tail_ptr += kPageSize) {  in MapInternalArtLow4GBAllocator()
1109       actual = TryMemMapLow4GB(reinterpret_cast<void*>(ptr), length, prot, flags, fd, offset);  in MapInternalArtLow4GBAllocator()
1125   UNUSED(length, prot, flags, fd, offset);  in MapInternalArtLow4GBAllocator()
1132                           size_t length,  in MapInternal()  argument
1145       ((reinterpret_cast<uintptr_t>(addr) + length) >> 32) != 0)) {  in MapInternal()
1147                << reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(addr) + length)  in MapInternal()
1154   DCHECK_ALIGNED(length, kPageSize);  in MapInternal()
1169     actual = MapInternalArtLow4GBAllocator(length, prot_non_exec, flags, fd, offset);  in MapInternal()
1177       if (mprotect(actual, length, orig_prot) != 0) {  in MapInternal()
1179         TargetMUnmap(actual, length);  in MapInternal()
1187   actual = TargetMMap(addr, length, prot, flags, fd, offset);  in MapInternal()
1194   actual = TargetMMap(addr, length, prot, flags, fd, offset);  in MapInternal()
1224 void ZeroAndReleasePages(void* address, size_t length) {  in ZeroAndReleasePages()  argument
1225   if (length == 0) {  in ZeroAndReleasePages()
1229   uint8_t* const mem_end = mem_begin + length;  in ZeroAndReleasePages()