From 0e46a261dfeba9c19d1637f46277986d7eb1b9d8 Mon Sep 17 00:00:00 2001 From: Mahmoud Date: Tue, 9 Oct 2018 17:12:57 -0400 Subject: adding adaptive volta cache config --- configs/4.x-cfgs/SM7_TITANV/gpgpusim.config | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) (limited to 'configs') diff --git a/configs/4.x-cfgs/SM7_TITANV/gpgpusim.config b/configs/4.x-cfgs/SM7_TITANV/gpgpusim.config index cc4c931..a7056db 100644 --- a/configs/4.x-cfgs/SM7_TITANV/gpgpusim.config +++ b/configs/4.x-cfgs/SM7_TITANV/gpgpusim.config @@ -65,19 +65,21 @@ # ::,::::,::,:** # ** Optional parameter - Required when mshr_type==Texture Fifo -# Defualt config is 64KB DL1 and 64KB shared memory --gpgpu_cache:dl1 S:4:128:128,L:L:s:N:L,A:256:8,16:0,32 --gpgpu_cache:dl1PrefL1 S:4:128:192,L:L:s:N:L,A:256:8,16:0,32 --gpgpu_cache:dl1PrefShared S:4:128:64,L:L:s:N:L,A:256:8,16:0,32 --gpgpu_shmem_size 65536 --gpgpu_shmem_size_PrefL1 32768 --gpgpu_shmem_size_PrefShared 98304 +# Defualt config is 32KB DL1 and 96KB shared memory +# In Volta, we assign the remaining shared memory to L1 cache +# if the assigned shd mem = 0, then L1 cache = 128KB +# For more info, see https://docs.nvidia.com/cuda/cuda-c-programming-guide/index.html#shared-memory-7-x +# disable this mode in case of multi kernels/apps execution +-adpative_volta_cache_config 1 +-gpgpu_cache:dl1 S:4:128:64,L:L:s:N:L,A:256:8,16:0,32 +-gpgpu_shmem_size 98304 -gmem_skip_L1D 0 -icnt_flit_size 40 -gpgpu_n_cluster_ejection_buffer_size 32 -l1_latency 28 -smem_latency 19 -gpgpu_flush_l1_cache 1 +-adpative_volta_cache_config 1 # 64 sets, each 128 bytes 24-way for each memory sub partition (192 KB per memory sub partition). This gives 4.5MB L2 cache -gpgpu_cache:dl2 S:64:128:24,L:B:m:L:L,A:384:4,32:0,32 @@ -87,7 +89,8 @@ # 128 KB Inst. -gpgpu_cache:il1 N:64:128:16,L:R:f:N:L,S:2:48,4 -# 48 KB Tex +# 48 KB Tex +# Note, TEX is deprected in Volta, It is used for legacy apps only. Use L1D cache instead with .nc modifier or __ldg mehtod -gpgpu_tex_cache:l1 N:16:128:24,L:R:m:N:L,T:128:4,128:2 # 64 KB Const -gpgpu_const_cache:l1 N:128:64:8,L:R:f:N:L,S:2:64,4 -- cgit v1.3