[Lldb-commits] [lldb] [lldb] Serve MemoryCache::ReadRanges from the L2 cache as well as L1 (PR #216318)

[Yao Qi via lldb-commits]

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@@ -138,6 +138,20 @@ const uint8_t *MemoryCache::FindL1CacheEntry(lldb::addr_t addr,
   return pos->second->GetBytes() + (addr - chunk_range.GetRangeBase());
 }
 
+const uint8_t *MemoryCache::FindL2CacheEntry(lldb::addr_t addr,
+                                             size_t len) const {
+  if (m_L2_cache.empty())
+    return nullptr;
+  const lldb::addr_t line_offset = addr % m_L2_cache_line_byte_size;
+  BlockMap::const_iterator pos = m_L2_cache.find(addr - line_offset);
+  if (pos == m_L2_cache.end())
+    return nullptr;
+  // Like the L1 lookup, a read spanning two lines is treated as a miss.
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qiyao wrote:

This one-liner comment is removed.

https://github.com/llvm/llvm-project/pull/216318