#!/bin/bash set -e export LC_ALL=C echo "prim-benchmarks STREAM microbenchmark (dfatool edition)" echo "Started at $(date)" echo "Revision $(git describe --always)" echo "Host: $(uname -a) $(lsb_release -sd)" echo "Compilers: $(make info)" echo "---" ITERATIONS=100 TIMEOUT=30m # -i: input size (number of elements, not number of bytes!) # Each DPU uses three buffers, each of which holds $i * sizeof($dt) bytes. # With a total MRAM capacity of 64M, this gives us ~21M per buffer, or 16M when rounding down to the next power of two. # With a maximum data type width of 8B (uint64_t, double), this limits the number of elements per DPU to 2097152. for dt in uint64_t ; do #uint8_t uint16_t uint32_t float double; do for i in 2097152 16384; do # 524288 131072 4096 for nr_dpus in 64; do # 1 4 8 16 32 48 for nr_tasklets in 1 4 8 12 16; do for op in triad scale add copy copyw; do # BL: use 2^(BL) B blocks for MRAM <-> WRAM transfers on PIM module # Our largest data type holds 8B, so the minimum block size is 3. # From a performance perspective, 8 to 10 is usually best for sequential operations. for bl in 3 8 10; do for transfer in SERIAL PUSH; do for unroll in 1 0; do echo "Running at $(date)" if make -B OP=${op} NR_DPUS=${nr_dpus} NR_TASKLETS=${nr_tasklets} BL=${bl} T=${dt} TRANSFER=${transfer} UNROLL=${unroll} WITH_ALLOC_OVERHEAD=0 WITH_LOAD_OVERHEAD=0 WITH_FREE_OVERHEAD=0; then timeout --foreground -k 1m ${TIMEOUT} bin/host_code -w 0 -e ${ITERATIONS} -i $i -x 0 || true fi done done done done done done done done echo "Completed at $(date)"