November 2015
Beginner to intermediate
236 pages
4h 54m
English
Content preview from Multicore Software Development Techniques
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Appendix A
Source Code Examples
Matrix Multiply – Naïve Version (Not Cache Friendly)
1 /* mm.c */
2
3 //
4 // My Matrix Multiplication app
5 //
6 // Uses standard triply-nested loop, not cache-friendly.
7 //
8
9 // Usage:
10 // mm [-?] [-n MatrixSize] [-t NumThreads]
11 //
12 #define LINUX
13 // #define WINDOWS
14
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <string.h>
18 #include <math.h>
19 #include <time.h>
20
21 #ifdef LINUX
22 #include <sys/time.h>
23 #endif
24
25 #include "pthread.h"
26
27
28 //
29 // Function prototypes:
30 //
31 double **MatrixMultiply(double** A, double** B, int N, int numthreads);
32 void _SequentialMM(double** C, double** A, double** B, int N);
33 void _ParallelMM(double** C, double** ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.