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adding sockets support to simx and cache subsystem refactoring

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minor update

minor update

minor updates
This commit is contained in:
Blaise Tine
2023-12-20 11:57:44 -08:00
parent 914b680aed
commit c7a81d1493
24 changed files with 541 additions and 388 deletions
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38
sim/simx/exe_unit.cpp
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@@ -51,8 +51,7 @@ void AluUnit::tick() {
assert(core_->stalled_warps_.test(trace->wid));
core_->stalled_warps_.reset(trace->wid);
}
auto time = input.pop();
core_->perf_stats_.alu_stalls += (SimPlatform::instance().cycles() - time);
input.pop();
}
}
@@ -87,8 +86,7 @@ void FpuUnit::tick() {
std::abort();
}
DT(3, "pipeline-execute: op=" << trace->fpu_type << ", " << *trace);
auto time = input.pop();
core_->perf_stats_.fpu_stalls += (SimPlatform::instance().cycles() - time);
input.pop();
}
}
@@ -114,7 +112,7 @@ void LsuUnit::tick() {
// handle dcache response
for (uint32_t t = 0; t < num_lanes_; ++t) {
auto& dcache_rsp_port = core_->dcache_rsp_ports.at(t);
auto& dcache_rsp_port = core_->smem_demuxs_.at(t)->RspIn;
if (dcache_rsp_port.empty())
continue;
auto& mem_rsp = dcache_rsp_port.front();
@@ -136,7 +134,7 @@ void LsuUnit::tick() {
// handle shared memory response
for (uint32_t t = 0; t < num_lanes_; ++t) {
auto& smem_rsp_port = core_->sharedmem_->Outputs.at(t);
auto& smem_rsp_port = core_->shared_mem_->Outputs.at(t);
if (smem_rsp_port.empty())
continue;
auto& mem_rsp = smem_rsp_port.front();
@@ -184,8 +182,7 @@ void LsuUnit::tick() {
fence_lock_ = true;
DT(3, "fence-lock: " << *trace);
// remove input
auto time = input.pop();
core_->perf_stats_.lsu_stalls += (SimPlatform::instance().cycles() - time);
input.pop();
break;
}
@@ -213,7 +210,9 @@ void LsuUnit::tick() {
auto mem_addr = trace_data->mem_addrs.at(t).addr & ~addr_mask;
matches += (addr0 == mem_addr);
}
#ifdef LSU_DUP_ENABLE
is_dup = (matches == trace->tmask.count());
#endif
}
uint32_t addr_count;
@@ -229,7 +228,7 @@ void LsuUnit::tick() {
if (!trace->tmask.test(t0 + t))
continue;
auto& dcache_req_port = core_->dcache_req_ports.at(t);
auto& dcache_req_port = core_->smem_demuxs_.at(t)->ReqIn;
auto mem_addr = trace_data->mem_addrs.at(t);
auto type = core_->get_addr_type(mem_addr.addr);
@@ -241,12 +240,16 @@ void LsuUnit::tick() {
mem_req.cid = trace->cid;
mem_req.uuid = trace->uuid;
dcache_req_port.send(mem_req, 2);
dcache_req_port.send(mem_req, 1);
DT(3, "dcache-req: addr=0x" << std::hex << mem_req.addr << ", tag=" << tag
<< ", lsu_type=" << trace->lsu_type << ", tid=" << t << ", addr_type=" << mem_req.type << ", " << *trace);
++pending_loads_;
++core_->perf_stats_.loads;
if (is_write) {
++core_->perf_stats_.stores;
} else {
++core_->perf_stats_.loads;
++pending_loads_;
}
if (is_dup)
break;
}
@@ -254,13 +257,11 @@ void LsuUnit::tick() {
// do not wait on writes
if (is_write) {
pending_rd_reqs_.release(tag);
output.send(trace, 1);
++core_->perf_stats_.stores;
output.send(trace, 1);
}
// remove input
auto time = input.pop();
core_->perf_stats_.lsu_stalls += (SimPlatform::instance().cycles() - time);
input.pop();
break; // single block
}
@@ -318,10 +319,7 @@ void SfuUnit::tick() {
core_->stalled_warps_.reset(trace->wid);
}
auto time = input.pop();
auto stalls = (SimPlatform::instance().cycles() - time);
core_->perf_stats_.sfu_stalls += stalls;
input.pop();
break; // single block
}