Add ice40/benchmark/report.ipynb

Signed-off-by: Clifford Wolf <clifford@clifford.at>

1 files changed, 69 insertions, 0 deletions

diff --git a/ice40/benchmark/report.ipynb b/ice40/benchmark/report.ipynb
new file mode 100644
index 00000000..3232f38c
--- /dev/null
+++ b/ice40/benchmark/report.ipynb
@@ -0,0 +1,69 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "source": [
+    "%matplotlib inline\n",
+    "import numpy as np\n",
+    "import matplotlib.pyplot as plt\n",
+    "import subprocess\n",
+    "\n",
+    "gitrev = subprocess.getoutput(\"git rev-parse --short HEAD\")\n",
+    "\n",
+    "data_a = 1 + np.zeros(10)\n",
+    "data_n = 1 + np.zeros(10)\n",
+    "\n",
+    "for i in range(10):\n",
+    "    try:\n",
+    "        with open(\"report_a%d.txt\" % i, \"r\") as f:\n",
+    "            for line in f:\n",
+    "                if line.startswith(\"Total path delay:\"):\n",
+    "                    data_a[i] = float(line.split()[3])\n",
+    "    except:\n",
+    "        pass\n",
+    "    try:\n",
+    "        with open(\"report_n%d.txt\" % i, \"r\") as f:\n",
+    "            for line in f:\n",
+    "                if line.startswith(\"Total path delay:\"):\n",
+    "                    data_n[i] = float(line.split()[3])\n",
+    "    except:\n",
+    "        pass\n",
+    "\n",
+    "plt.figure(figsize=(9,3))\n",
+    "plt.title(\"nextpnr -- ice40/benchmark/ -- %s\" % gitrev)\n",
+    "plt.bar(np.arange(10), data_a, color='blue')\n",
+    "plt.bar(15+np.arange(10), data_n, color='red')\n",
+    "plt.ylabel('Longest path (ns)')\n",
+    "plt.xticks([5, 20], [\"arachne-pnr\", \"nextpnr\"])\n",
+    "plt.xlim(-2, 27)\n",
+    "plt.show()"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.5.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 1
+}