add scripts for stream

---
Signed-off-by: Andy Stone <[email protected]>

test/release/examples/benchmarks/hpcc/stream.plot.drive.bash

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+set -x -e
+"$CHPL_HOME/util/test/chplExperiment" \
+   --skip-if-config-error --paint-with ./stream.plot.paint.py \
+   \
+  `#name           features  options          command`                         \
+  `#-------------------------------------------------------------------------` \
+   chpl            gasnet                    ./stream.plot.gather.bash

test/release/examples/benchmarks/hpcc/stream.plot.gather.bash

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+# sets 'datFile', 'logDir', 'experimentName', and 'runLog'
+source $CHPL_HOME/util/test/chplExperimentGatherUtils/prelude.bash $@
+
+CHPLEXP_MAX_LOCALES=32
+locales=( 2 4 8 16 32 64 128 256 512 1024)
+if [ ! -z "$CHPLEXP_MAX_LOCALES" ]; then
+  filtered_locales=()
+  for value in "${locales[@]}"; do
+    ((value <= $CHPLEXP_MAX_LOCALES)) && filtered_locales+=("$value")
+  done
+  locales=("${filtered_locales[@]}")
+fi
+echo "LOCALES TO CHECK: ${locales[@]}"
+
+# -----------------------------------------------------------------------------
+# Build Chapel code
+# -----------------------------------------------------------------------------
+chpl --fast stream.chpl
+
+# -----------------------------------------------------------------------------
+# Run Chapel trials
+# -----------------------------------------------------------------------------
+for x in "${locales[@]}"; do
+  runAndLog ./stream -nl $x --m 5723827200
+done
+
+# -----------------------------------------------------------------------------
+# Collect data; store in results.dat
+# -----------------------------------------------------------------------------
+data=$(cat $runLog | sed -r -n 's/Performance \(GB\/s\) = //p')
+set +x
+echo -e "\t$experimentName" > $datFile
+paste \
+  <(printf "%s\n" "${locales[@]}") \
+  <(printf "%s\n" "${data[@]}") >> "$datFile"

test/release/examples/benchmarks/hpcc/stream.plot.paint.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+import sys, os
+sys.path.append(os.path.join(os.environ['CHPL_HOME'], 'util', 'test'))
+from chpl_plot import *
+
+tbls = load_tables()
+
+tbls.plot(
+    title="STREAM Performance (GB/s)",
+    xlabel="Locales",
+    ylabel="GB/s")