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Bump up the default cache line size.

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This commit is contained in:
Sam Lantinga
2011-01-27 16:51:47 -08:00
parent d6a6503537
commit c5035c553b
2 changed files with 6 additions and 3 deletions
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8
include/SDL_cpuinfo.h
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@@ -39,10 +39,12 @@ extern "C" {
/* *INDENT-ON* */
#endif
/* This is a guess for the cacheline size used for padding, and is correct
* for most x86 processors at this point.
/* This is a guess for the cacheline size used for padding.
* Most x86 processors have a 64 byte cache line.
* The 64-bit PowerPC processors have a 128 byte cache line.
* We'll use the larger value to be generally safe.
*/
#define SDL_CACHELINE_SIZE 64
#define SDL_CACHELINE_SIZE 128
/**
* This function returns the number of CPU cores available.

1
test/testatomic.c
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@@ -3,6 +3,7 @@
#include "SDL.h"
#include "SDL_atomic.h"
#include "SDL_assert.h"
#include "SDL_cpuinfo.h"
/*
Absolutely basic tests just to see if we get the expected value