diff options
Diffstat (limited to 'src/gpgpu-sim/shader.cc')
| -rw-r--r-- | src/gpgpu-sim/shader.cc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/gpgpu-sim/shader.cc b/src/gpgpu-sim/shader.cc index 3efef2b..3d352c9 100644 --- a/src/gpgpu-sim/shader.cc +++ b/src/gpgpu-sim/shader.cc @@ -61,6 +61,21 @@ mem_fetch *shader_core_mem_fetch_allocator::alloc( m_core_id, m_cluster_id, m_memory_config, cycle); return mf; } + +mem_fetch *shader_core_mem_fetch_allocator::alloc( + new_addr_type addr, mem_access_type type, + const active_mask_t &active_mask, + const mem_access_byte_mask_t &byte_mask, + const mem_access_sector_mask_t §or_mask, + unsigned size, bool wr, + unsigned long long cycle) 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, -1, + m_core_id, m_cluster_id, m_memory_config, cycle); + return mf; + } ///////////////////////////////////////////////////////////////////////////// std::list<unsigned> shader_core_ctx::get_regs_written(const inst_t &fvt) const { @@ -1974,6 +1989,19 @@ void ldst_unit::L1_latency_queue_cycle() { } else { assert(status == MISS || status == HIT_RESERVED); l1_latency_queue[j][0] = NULL; + if (m_config->m_L1D_config.get_write_policy() != WRITE_THROUGH && + mf_next->get_inst().is_store() && + (m_config->m_L1D_config.get_write_allocate_policy() == FETCH_ON_WRITE || + m_config->m_L1D_config.get_write_allocate_policy() == LAZY_FETCH_ON_READ) && + !was_writeallocate_sent(events)) { + unsigned dec_ack = + (m_config->m_L1D_config.get_mshr_type() == SECTOR_ASSOC) + ? (mf_next->get_data_size() / SECTOR_SIZE) + : 1; + mf_next->set_reply(); + for (unsigned i = 0; i < dec_ack; ++i) m_core->store_ack(mf_next); + if (!write_sent && !read_sent) delete mf_next; + } } } |