46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
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struct ProcessorRequest {
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vector<CacheRequest*> cache_requests;
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};
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class ProcessorInterface {
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public:
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void read_atomic(const Address & paddr, void* data, int len) {
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assert(paddr.getLineAddress() + RubyConfig::dataBlockBytes() >= paddr + len);
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// for now, atomics can't span two blocks. Maybe fix this later
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}
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void read(const Address & paddr, const Address & rip, AccessModeType atype, void* data, const int len) {
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// create the CacheRequests
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ProcessorRequest* this_request = new ProcessorRequest;
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Address split_addr = paddr;
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int len_remaining = len;
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while (split_addr.getAddress() < paddr.getAddress() + len) {
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int split_len = (split_addr.getAddress() + len_remaining <= split_addr.getLineAddress() + RubyConfig::dataBlockBytes()) ?
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len_remaining :
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RubyConfig::dataBlockBytes() - split_addr.getOffset();
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CacheRequest creq = new CacheRequest( line_address(split_addr),
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split_addr,
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CacheRequestType_LD,
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rip,
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atype,
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split_len,
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PretchBit_No,
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laddr,
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0); // SMT thread id);
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this_request->cache_requests.push_back(creq);
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split_addr += split_len;
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len_remaining -= split_len;
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}
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outstanding_requests.push_back(this_request);
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}
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private:
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vector<ProcessorRequest*> outstanding_requests;
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Sequencer* m_sequencer;
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};
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