initial commit

multiThreading/run_cmp.sh

@@ -0,0 +1,52 @@
+#!/usr/bin/env sh
+set -eu
+
+# Paths (your setup)
+GEM5=/home/carlos/projects/gem5/gem5src/gem5
+BIN="$GEM5/build/X86/gem5.opt"
+SE="$GEM5/configs/deprecated/example/se.py"   # SMT broken here; CMP is fine
+
+# Workloads (one per core)
+CMD1=/home/carlos/projects/gem5/gem5-run/memtouch/memtouch
+CMD2=/home/carlos/projects/gem5/gem5-run/memtouch/memtouch
+CMD3=/bin/ls
+CMD4=/bin/echo
+
+ROOT=/home/carlos/projects/gem5/gem5-data/results/smt
+mkdir -p "$ROOT"
+
+BP=LTAGE
+MAXI=20000000            # 20M insts per experiment
+L1I=32kB; L1D=32kB; L2=1MB
+
+run_cfg () {
+  NAME=$1
+  NCPUS=$2
+  CMDS=$3
+  OUT="$ROOT/$NAME"
+  mkdir -p "$OUT"
+  echo "[*] $NAME -> $OUT"
+
+  "$BIN" --outdir="$OUT" \
+    "$SE" \
+    --cmd="$CMDS" \
+    --cpu-type=DerivO3CPU \
+    --num-cpus="$NCPUS" \
+    --caches --l2cache \
+    --l1i_size="$L1I" --l1d_size="$L1D" --l2_size="$L2" \
+    --bp-type="$BP" \
+    --maxinsts="$MAXI" \
+    > "$OUT/simout" 2> "$OUT/simerr"
+}
+
+# ST1: 1 core (baseline)
+run_cfg ST1 1 "$CMD1"
+
+# CMP2: 2 cores, shared L2 (parallelism via cores)
+# Note: pass two commands separated by ';' (se.py maps one per CPU)
+run_cfg CMP2 2 "$CMD1;$CMD2"
+
+# CMP4: 4 cores, shared L2
+run_cfg CMP4 4 "$CMD1;$CMD2;$CMD3;$CMD4"
+
+echo "[*] CMP sweep complete."