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Diffstat (limited to 'src/gpgpu-sim/l2cache.cc')
-rw-r--r--src/gpgpu-sim/l2cache.cc46
1 files changed, 25 insertions, 21 deletions
diff --git a/src/gpgpu-sim/l2cache.cc b/src/gpgpu-sim/l2cache.cc
index 511c15e..52eed0e 100644
--- a/src/gpgpu-sim/l2cache.cc
+++ b/src/gpgpu-sim/l2cache.cc
@@ -1,16 +1,18 @@
-// Copyright (c) 2009-2021, Tor M. Aamodt, Vijay Kandiah, Nikos Hardavellas
-// The University of British Columbia, Northwestern University
-// All rights reserved.
+// Copyright (c) 2009-2021, Tor M. Aamodt, Vijay Kandiah, Nikos Hardavellas,
+// Mahmoud Khairy, Junrui Pan, Timothy G. Rogers
+// The University of British Columbia, Northwestern University, Purdue
+// University All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
-// 1. Redistributions of source code must retain the above copyright notice, this
+// 1. Redistributions of source code must retain the above copyright notice,
+// this
// list of conditions and the following disclaimer;
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution;
-// 3. Neither the names of The University of British Columbia, Northwestern
+// 3. Neither the names of The University of British Columbia, Northwestern
// University nor the names of their contributors may be used to
// endorse or promote products derived from this software without specific
// prior written permission.
@@ -49,12 +51,12 @@
mem_fetch *partition_mf_allocator::alloc(new_addr_type addr,
mem_access_type type, unsigned size,
- bool wr,
- unsigned long long cycle) const {
+ bool wr, unsigned long long cycle,
+ unsigned long long streamID) const {
assert(wr);
mem_access_t access(type, addr, size, wr, m_memory_config->gpgpu_ctx);
- mem_fetch *mf = new mem_fetch(access, NULL, WRITE_PACKET_SIZE, -1, -1, -1,
- m_memory_config, cycle);
+ mem_fetch *mf = new mem_fetch(access, NULL, streamID, WRITE_PACKET_SIZE, -1,
+ -1, -1, m_memory_config, cycle);
return mf;
}
@@ -63,12 +65,12 @@ mem_fetch *partition_mf_allocator::alloc(
const mem_access_byte_mask_t &byte_mask,
const mem_access_sector_mask_t &sector_mask, unsigned size, bool wr,
unsigned long long cycle, unsigned wid, unsigned sid, unsigned tpc,
- mem_fetch *original_mf) const {
+ mem_fetch *original_mf, unsigned long long streamID) const {
mem_access_t access(type, addr, size, wr, active_mask, byte_mask, sector_mask,
m_memory_config->gpgpu_ctx);
- mem_fetch *mf =
- new mem_fetch(access, NULL, wr ? WRITE_PACKET_SIZE : READ_PACKET_SIZE,
- wid, sid, tpc, m_memory_config, cycle, original_mf);
+ mem_fetch *mf = new mem_fetch(access, NULL, streamID,
+ wr ? WRITE_PACKET_SIZE : READ_PACKET_SIZE, wid,
+ sid, tpc, m_memory_config, cycle, original_mf);
return mf;
}
memory_partition_unit::memory_partition_unit(unsigned partition_id,
@@ -389,7 +391,8 @@ void memory_partition_unit::set_done(mem_fetch *mf) {
void memory_partition_unit::set_dram_power_stats(
unsigned &n_cmd, unsigned &n_activity, unsigned &n_nop, unsigned &n_act,
- unsigned &n_pre, unsigned &n_rd, unsigned &n_wr, unsigned &n_wr_WB, unsigned &n_req) const {
+ unsigned &n_pre, unsigned &n_rd, unsigned &n_wr, unsigned &n_wr_WB,
+ unsigned &n_req) const {
m_dram->set_dram_power_stats(n_cmd, n_activity, n_nop, n_act, n_pre, n_rd,
n_wr, n_wr_WB, n_req);
}
@@ -433,9 +436,9 @@ memory_sub_partition::memory_sub_partition(unsigned sub_partition_id,
m_mf_allocator = new partition_mf_allocator(config);
if (!m_config->m_L2_config.disabled())
- m_L2cache =
- new l2_cache(L2c_name, m_config->m_L2_config, -1, -1, m_L2interface,
- m_mf_allocator, IN_PARTITION_L2_MISS_QUEUE, gpu);
+ m_L2cache = new l2_cache(L2c_name, m_config->m_L2_config, -1, -1,
+ m_L2interface, m_mf_allocator,
+ IN_PARTITION_L2_MISS_QUEUE, gpu, L2_GPU_CACHE);
unsigned int icnt_L2;
unsigned int L2_dram;
@@ -558,7 +561,7 @@ void memory_sub_partition::cache_cycle(unsigned cycle) {
if (mf->get_access_type() == L1_WRBK_ACC) {
m_request_tracker.erase(mf);
delete mf;
- } else {
+ } else if (m_config->m_L2_config.get_write_policy() == WRITE_BACK) {
mf->set_reply();
mf->set_status(IN_PARTITION_L2_TO_ICNT_QUEUE,
m_gpu->gpu_sim_cycle + m_gpu->gpu_tot_sim_cycle);
@@ -730,7 +733,7 @@ memory_sub_partition::breakdown_request_to_sector_requests(mem_fetch *mf) {
mf->get_access_warp_mask(), mf->get_access_byte_mask() & mask,
std::bitset<SECTOR_CHUNCK_SIZE>().set(i), SECTOR_SIZE, mf->is_write(),
m_gpu->gpu_tot_sim_cycle + m_gpu->gpu_sim_cycle, mf->get_wid(),
- mf->get_sid(), mf->get_tpc(), mf);
+ mf->get_sid(), mf->get_tpc(), mf, mf->get_streamID());
result.push_back(n_mf);
}
@@ -753,7 +756,7 @@ memory_sub_partition::breakdown_request_to_sector_requests(mem_fetch *mf) {
mf->get_access_byte_mask() & mask,
std::bitset<SECTOR_CHUNCK_SIZE>().set(i), SECTOR_SIZE, mf->is_write(),
m_gpu->gpu_tot_sim_cycle + m_gpu->gpu_sim_cycle, mf->get_wid(),
- mf->get_sid(), mf->get_tpc(), mf);
+ mf->get_sid(), mf->get_tpc(), mf, mf->get_streamID());
result.push_back(n_mf);
}
@@ -769,7 +772,8 @@ memory_sub_partition::breakdown_request_to_sector_requests(mem_fetch *mf) {
mf->get_access_warp_mask(), mf->get_access_byte_mask() & mask,
std::bitset<SECTOR_CHUNCK_SIZE>().set(i), SECTOR_SIZE,
mf->is_write(), m_gpu->gpu_tot_sim_cycle + m_gpu->gpu_sim_cycle,
- mf->get_wid(), mf->get_sid(), mf->get_tpc(), mf);
+ mf->get_wid(), mf->get_sid(), mf->get_tpc(), mf,
+ mf->get_streamID());
result.push_back(n_mf);
}
generated by cgit v1.3 (git 2.53.0) at 2026-07-10 22:28:47 +0000