How many total bits are required for a direct-mapped cache with 2^12 blocks (12-bit index), two-word in each block, assuming 64-bit address? Compare this total cache size with the 2^13 words for storage of data as given above.
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How many total bits are required for a direct-mapped cache with 2^12 blocks (12-bit index), two-word in each block, assuming 64-bit address? Compare this total cache size with the 2^13 words for storage of data as given above.
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- For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache: Tag Index Offset 31-10 9-6 5-0 1. What is the cache block size (in words)? 2. How many entries does the cache have? 3. What is the ratio between total bits required for such a cache implementation over the data storage bits?For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache. Tag 31-10 Index 9-5 a. What is the cache block size (in words)? b. How many entries does the cache have? Offset 4-0 c. What is the ratio between total bits required for such a cache implementation over the data storage bits?For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache. We assume that each word has 4 bytes. What is the ratio between total bits required for such a cache implementation over the data storage bits?
- For a direct-mapped cache design with a 32-bit address, the following bitsof the address are used to access the cache. Use the table below. a. What is the cache block size (in words)?b. How many entries does the cache have?c. What is the ration between total bits required for such a cache implementation overthe data storage bit?For a direct-mapped cache design with a 32-bit address, the following bits of the address areused to access the cache.Tag Index Offset31–10 9–6 5–0a– What is the cache block size (in words)? b – How many entries does the cache have? c – What is the ratio between total bits required for such a cache implementation overthe data storage bits?For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache. We assume that each word has 4 bytes. How many entries does the cache have? Tag Index Offset Block offset | Byte offset 31–12 11-6 5-2 1-0
- For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache. We assume that each word has 4 bytes. How many words of data are included in one cache line?For a direct-mapped cache with 64KİB data, 8-word blocks, and 32-bit addresses, answer the following questions: a) What is the number of blocks/lines in the cache? b) Identify the bits in the 32-bit address that are used as index bits? c) Identify the bits in the 32-bit address that are used as tag bits? d) What is the total number of bits in this cache (including tag field and valid field)? e) Identify the block number in the cache to which the following 32-bit memory address maps: Ox00003Z00 (Hexadecimal notation) where Z is the least significant digit in your student ID (written as a decimal number)For a direct-mapped cache design with 32-bit addresses and 32-bit words (data and instructions). the following bits of the address are used to access the cache: Tag = [31:17], Index = [16:5], Offset = [4:0]. a.) What is the cache block size in 32-bit words. b.) How many blocks does the cache have? c.) What is the size of the cache in kilobytes?
- For a direct-mapped cache design with 64-bit addresses, the following bits of the address are used to access the cache: Tag Index Offset 63-13 12-4 3-0 a. What is the cache block size (in bytes)?b. What is the cache size (in bytes)?c. What is the total number of bits (including valid bit, tag bits and data array bits) to implement this cache?d. For the same block and cache sizes, you want to implement a 4-way set-associative cache, what is the number of index bit and the number of tag bits?Consider a direct-mapped cache memory with 12-bit addresses. The cache is byte-addressable. We have B = 16 bytes per block and S = 8 sets. For the address shown below. Indicate which bits correspond to the cache set index, tag bits, and block offset. Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0For a direct-mapped cache design with a 64-bit address, the following bits of the address are used to access the cache. Tag Index Offset 63-9 8-5 |4-0 Beginning from power on, the following byte-addressed cache references are recorded. |Нех 00 04 10 84 E8 A0 | 400||1E 8C C1C B4 884 (A) For each reference, list (i) its tag, index, and offset, (ii) whether it is a hit or a miss, and (iii) which bytes were replaced (if any). (B) What is the hit ratio? (C) List the final state of the cache, with each valid entry represented as a record of . For example,