ice40/benchmark/report.ipynb

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   "source": [
    "%matplotlib inline\n",
    "import numpy as np\n",
    "import matplotlib.pyplot as plt\n",
    "import subprocess, re\n",
    "\n",
    "gitrev = subprocess.getoutput(\"git rev-parse --short HEAD\")\n",
    "\n",
    "data_a = np.zeros((10, 2))\n",
    "data_n = np.zeros((10, 2))\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, 0] = float(line.split()[3])\n",
    "    except:\n",
    "        data_a[i, 0] = 1.0\n",
    "    \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, 0] = float(line.split()[3])\n",
    "    except:\n",
    "        data_n[i, 0] = 1.0\n",
    "    \n",
    "    with open(\"hx8kdemo_a%d.log\" % i, \"r\") as f:\n",
    "        for line in f:\n",
    "            match = re.match(r\"real\\s+(\\d+)m(\\d+)\", line)\n",
    "            if match:\n",
    "                data_a[i, 1] = float(match.group(1)) + float(match.group(2))/60\n",
    "    \n",
    "    with open(\"hx8kdemo_n%d.log\" % i, \"r\") as f:\n",
    "        for line in f:\n",
    "            match = re.match(r\"real\\s+(\\d+)m(\\d+)\", line)\n",
    "            if match:\n",
    "                data_n[i, 1] = float(match.group(1)) + float(match.group(2))/60\n",
    "\n",
    "plt.figure(figsize=(9,3))\n",
    "plt.title(\"nextpnr -- ice40/benchmark/ -- %s\" % gitrev)\n",
    "plt.bar(np.arange(10), data_a[:, 0], color='blue')\n",
    "plt.bar(15+np.arange(10), data_n[:, 0], color='red')\n",
    "plt.ylabel('Longest path (ns)')\n",
    "plt.xticks([5, 20], [\"arachne-pnr\", \"nextpnr\"])\n",
    "plt.xlim(-2, 27)\n",
    "plt.show()\n",
    "\n",
    "plt.figure(figsize=(9,3))\n",
    "plt.title(\"nextpnr -- ice40/benchmark/ -- %s\" % gitrev)\n",
    "plt.bar(np.arange(10), data_a[:, 1], color='blue')\n",
    "plt.bar(15+np.arange(10), data_n[:, 1], color='red')\n",
    "plt.ylabel('Runtime (minutes)')\n",
    "plt.xticks([5, 20], [\"arachne-pnr\", \"nextpnr\"])\n",
    "plt.xlim(-2, 27)\n",
    "plt.show()"
   ]
  }
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