initial commit

multiThreading/parse_smt.sh

@@ -0,0 +1,98 @@
+#!/bin/bash
+set -eu
+
+# Configuration
+ROOT="${1:-${PWD}/results}"
+OUTPUT_FILE="${2:-}"
+
+# Function to print header
+print_header() {
+    printf "%-6s %8s %12s %12s %12s %12s %12s %12s %s\n" \
+        "Config" "IPC" "CPI" "L1D MPKI" "L1I MPKI" "L2 MPKI" "Br MPKI" "Cache Util%" "Per-thread Stats"
+    printf "%-6s %8s %12s %12s %12s %12s %12s %12s %s\n" \
+        "------" "---" "---" "---------" "---------" "---------" "---------" "---------" "---------------"
+}
+
+# Function to analyze a single configuration
+analyze_config() {
+    local D="$1"
+    local S="$D/stats.txt"
+    local Cfg=$(basename "$D")
+    
+    if [ ! -s "$S" ]; then
+        printf "%-6s %8s %12s %12s %12s %12s %12s %12s %s\n" \
+            "$Cfg" "-" "-" "-" "-" "-" "-" "-" "-" "RUNNING/EMPTY"
+        return
+    fi
+    
+    awk -v CFG="$Cfg" '
+    BEGIN {
+        I=C=Dm=Im=L2m=Bm=Bl=0
+        L1D_hits=L1D_misses=L1I_hits=L1I_misses=L2_hits=L2_misses=0
+        delete T
+    }
+    /^simInsts/                              {I=$2}
+    /system\.cpu\.numCycles/                 {C=$2}
+    /system\.l1d\.overall_misses::total/     {Dm=$2}
+    /system\.l1i\.overall_misses::total/     {Im=$2}
+    /system\.l2\.overall_misses::total/      {L2m=$2}
+    /branchPred\.mispredictions/             {Bm=$2}
+    /branchPred\.lookups/                    {Bl=$2}
+    /system\.l1d\.overall_hits::total/       {L1D_hits=$2}
+    /system\.l1i\.overall_hits::total/       {L1I_hits=$2}
+    /system\.l2\.overall_hits::total/        {L2_hits=$2}
+    /commit\.committedInsts::([0-9]+)/       {tid=$1; gsub(/.*::/,"",tid); T[tid]=$2}
+    END{
+        # Calculate metrics
+        ipc=(C>0)? I/C : 0;
+        cpi=(I>0)? C/I : 0;
+        dmpki=(I>0)? 1000*Dm/I : 0;
+        impki=(I>0)? 1000*Im/I : 0;
+        l2mpki=(I>0)? 1000*L2m/I : 0;
+        bmpki=(I>0)? 1000*Bm/I : 0;
+        
+        # Calculate cache utilization
+        l1d_total=L1D_hits+L1D_misses;
+        l1d_util=(l1d_total>0)? (L1D_hits/l1d_total)*100 : 0;
+        
+        # Format per-thread counts
+        out="";
+        thread_count=0;
+        for (t in T) { 
+            if (thread_count>0) out = out " ";
+            out = out "t" t "=" T[t];
+            thread_count++;
+        }
+        if (thread_count==0) out="single-thread";
+        
+        printf "%-6s %8.3f %12.2f %12.2f %12.2f %12.2f %12.2f %12.1f %s\n", 
+            CFG, ipc, cpi, dmpki, impki, l2mpki, bmpki, l1d_util, out;
+    }' "$S"
+}
+
+# Main execution
+if [ -n "$OUTPUT_FILE" ]; then
+    exec > "$OUTPUT_FILE"
+fi
+
+echo "SMT Performance Analysis Report"
+echo "Generated: $(date)"
+echo "Results directory: $ROOT"
+echo ""
+
+print_header
+
+# Process all configuration directories
+for D in "$ROOT"/*; do
+    [ -d "$D" ] || continue
+    analyze_config "$D"
+done | sort
+
+echo ""
+echo "Legend:"
+echo "  IPC    = Instructions Per Cycle"
+echo "  CPI    = Cycles Per Instruction" 
+echo "  MPKI   = Misses Per Kilo Instructions"
+echo "  Cache Util% = L1D Cache Hit Rate"
+echo "  Per-thread Stats = Instructions committed per thread"
+