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dram simulator fix

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This commit is contained in:
Blaise Tine
2021-12-07 22:44:06 -05:00
parent a9ec1c08a7
commit 5825b7c15a
30 changed files with 702 additions and 499 deletions
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26
sim/simx/exeunit.h
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@@ -18,10 +18,14 @@ public:
, Input(this)
, Output(this)
, core_(core)
{}
{}
virtual ~ExeUnit() {}
virtual void reset() {}
virtual void tick() = 0;
protected:
Core* core_;
};
@@ -32,7 +36,7 @@ class NopUnit : public ExeUnit {
public:
NopUnit(const SimContext& ctx, Core*);
void step(uint64_t cycle);
void tick();
};
///////////////////////////////////////////////////////////////////////////////
@@ -40,14 +44,16 @@ public:
class LsuUnit : public ExeUnit {
private:
uint32_t num_threads_;
HashTable<std::pair<pipeline_trace_t*, uint32_t>> pending_dcache_;
HashTable<std::pair<pipeline_trace_t*, uint32_t>> pending_rd_reqs_;
pipeline_trace_t* fence_state_;
bool fence_lock_;
public:
LsuUnit(const SimContext& ctx, Core*);
void step(uint64_t cycle);
void reset();
void tick();
};
///////////////////////////////////////////////////////////////////////////////
@@ -56,7 +62,7 @@ class AluUnit : public ExeUnit {
public:
AluUnit(const SimContext& ctx, Core*);
void step(uint64_t cycle);
void tick();
};
///////////////////////////////////////////////////////////////////////////////
@@ -65,7 +71,7 @@ class CsrUnit : public ExeUnit {
public:
CsrUnit(const SimContext& ctx, Core*);
void step(uint64_t cycle);
void tick();
};
///////////////////////////////////////////////////////////////////////////////
@@ -74,7 +80,7 @@ class FpuUnit : public ExeUnit {
public:
FpuUnit(const SimContext& ctx, Core*);
void step(uint64_t cycle);
void tick();
};
///////////////////////////////////////////////////////////////////////////////
@@ -84,12 +90,14 @@ private:
uint32_t num_threads_;
HashTable<std::pair<pipeline_trace_t*, uint32_t>> pending_tex_reqs_;
bool processTexRequest(uint64_t cycle, pipeline_trace_t* trace);
bool processTexRequest(pipeline_trace_t* trace);
public:
GpuUnit(const SimContext& ctx, Core*);
void reset();
void step(uint64_t cycle);
void tick();
};
}