From 0a5a45ff8ae437ddf1c3b8de425f30a44e6f5580 Mon Sep 17 00:00:00 2001 From: David Robillard Date: Sun, 26 Aug 2018 23:16:00 +0200 Subject: Add benchmarks --- benchmarks/plot.py | 155 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100755 benchmarks/plot.py (limited to 'benchmarks') diff --git a/benchmarks/plot.py b/benchmarks/plot.py new file mode 100755 index 0000000..b329ed4 --- /dev/null +++ b/benchmarks/plot.py @@ -0,0 +1,155 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +import csv +import glob +import itertools +import math +import matplotlib.pyplot as plt +import sys + + +def get_dashes(): + """Generator for plot line dash patterns.""" + dash = 2.0 + space = dot = 0.75 + + yield [] # Solid + yield [dash, space] # Dashed + yield [dot, space] # Dotted + + # Dash-dots, with increasing number of dots for each line + for i in itertools.count(2): + yield [dash, space] + [dot, space] * (i - 1) + + +def plot(in_file, out_filename, x_label, y_max=None): + fig_height = 4.0 + dashes = get_dashes() + markers = itertools.cycle( + ['o', 's', 'v', 'D', '*', 'p', 'P', 'h', 'X', '+', 'x']) + + reader = csv.reader(in_file, delimiter='\t') + header = next(reader) + cols = [x for x in zip(*list(reader))] + + plt.clf() + fig = plt.figure(figsize=(fig_height * math.sqrt(2), fig_height)) + ax = fig.add_subplot(111) + + ax.set_xlabel(x_label) + + ax.set_ylabel(u'Time (μs)') + if y_max is not None: + ax.set_ylim([0.0, y_max]) + + ax.grid(linewidth=0.25, linestyle=':', color='0', dashes=[0.2, 1.6]) + ax.tick_params(axis='both', width=0.75) + + x = cols[0] + for i, y in enumerate(cols[1::]): + ax.plot(x, + list(map(float, y)), + label=header[i + 1], + marker=next(markers), + dashes=next(dashes), + markersize=3.0, + linewidth=1.0) + + plt.legend(loc='upper left') + plt.savefig(out_filename, bbox_inches='tight', pad_inches=0.025) + plt.close() + sys.stderr.write('wrote {}\n'.format(out_filename)) + + +def plot_section(x_label, plots): + # Get maximum value for all Y axes + y_max = 0.0 + for p in plots: + name = p[0] + filename = name + '.txt' + + with open(filename, 'r') as in_file: + reader = csv.reader(in_file, delimiter='\t') + next(reader) + for row in reader: + y_max = max(y_max, *map(float, row[1::])) + + html = '' + for p in plots: + name = p[0] + caption = p[1] + filename = name + '.txt' + out_filename = filename.replace('.txt', '.svg') + + with open(filename, 'r') as in_file: + plot(in_file, filename.replace('.txt', '.svg'), x_label, y_max) + + html += ''.join(['

\n']) + + return html + + +if __name__ == '__main__': + files = glob.glob('*.txt') + + html = ''' + + Hilbert Benchmarks + + + +

CHilbert Benchmarks

+''' + + html += '

Bit Vector Operations

' + html += plot_section( + 'Bits', + [('bitvec_and', 'Bitwise AND'), + ('bitvec_or', 'Bitwise OR'), + ('bitvec_xor', 'Bitwise XOR'), + ('bitvec_none', 'Zero test'), + ('bitvec_set_one', 'Set bit'), + ('bitvec_set_all', 'Set all'), + ('bitvec_reset_one', 'Reset bit'), + ('bitvec_reset_all', 'Reset all'), + ('bitvec_flip_one', 'Flip bit'), + ('bitvec_flip_all', 'Flip all'), + ('bitvec_count', 'Count'), + ('bitvec_find_first', 'Find first'), + ('bitvec_left_shift', 'Left shift'), + ('bitvec_right_shift', 'Right shift'), + ('bitvec_left_rotate', 'Left rotate'), + ('bitvec_right_rotate', 'Right rotate'), + ('bitvec_gray_code', 'Gray code'), + ('bitvec_gray_code_inv', 'Gray code inverse'), + ('bitvec_comparison', 'Comparison'), + ('bitvec_iteration', 'Iteration')]) + + html += '

Hilbert Mapping

\n' + html += plot_section( + 'Dimensions', + [('hilbert_coords_to_index', 'Coordinates to index'), + ('hilbert_index_to_coords', 'Index to coordinates')]) + + html += '\n\n' + with open('benchmarks.html', 'w') as index_file: + index_file.write(html) + + sys.stderr.write('wrote benchmarks.html\n') -- cgit v1.2.1