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Once trace is done, mark warps as complete, flush ibuffer #383

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Once trace is done, mark warps as complete, flush ibuffer #383

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15 changes: 11 additions & 4 deletions gpu-simulator/trace-driven/trace_driven.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -534,8 +534,10 @@ void trace_shader_core_ctx::get_pdom_stack_top_info(unsigned warp_id,
unsigned *pc,
unsigned *rpc) {
// In trace-driven mode, we assume no control hazard
// if(pI){
*pc = pI->pc;
*rpc = pI->pc;
//}
}

const active_mask_t &trace_shader_core_ctx::get_active_mask(
Expand Down Expand Up @@ -625,9 +627,9 @@ void trace_shader_core_ctx::checkExecutionStatusAndUpdate(warp_inst_t &inst,
inst.set_addr(t, (new_addr_type *)localaddrs, num_addrs);
}

if (inst.op == EXIT_OPS) {
m_warp[inst.warp_id()]->set_completed(t);
}
//if (inst.op == EXIT_OPS) {
// m_warp[inst.warp_id()]->set_completed(t);
//}
}

void trace_shader_core_ctx::func_exec_inst(warp_inst_t &inst) {
Expand All @@ -639,6 +641,7 @@ void trace_shader_core_ctx::func_exec_inst(warp_inst_t &inst) {
// virtual function
checkExecutionStatusAndUpdate(inst, t, tid);
}

}

// here, we generate memory acessess and set the status if thread (done?)
Expand All @@ -648,7 +651,11 @@ void trace_shader_core_ctx::func_exec_inst(warp_inst_t &inst) {

trace_shd_warp_t *m_trace_warp =
static_cast<trace_shd_warp_t *>(m_warp[inst.warp_id()]);
if (m_trace_warp->trace_done() && m_trace_warp->functional_done()) {
if (m_trace_warp->trace_done()) {
for(unsigned t = 0; t < m_warp_size; t++)
{
m_warp[inst.warp_id()]->set_completed(t);
}
m_trace_warp->ibuffer_flush();
m_barriers.warp_exit(inst.warp_id());
}
Expand Down
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