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arc: Use prefetch instead of prealloc. 

Prealloc instruction may not be present in all HS variants. Hence, use
prefetch instead of prealloc.

newlib/
2016-04-26  Claudiu Zissulescu  <claziss@synopsys.com>

	* libc/machine/arc/memset-archs.S: Use prefetch.
This commit is contained in:
Claudiu Zissulescu 2016-04-26 15:27:31 +02:00 committed by Corinna Vinschen
parent 67c5af5b85
commit 7b1080d9aa
1 changed files with 2 additions and 0 deletions
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newlib/libc/machine/arc/memset-archs.S
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@ -37,6 +37,8 @@
#ifdef __ARCHS__
#define USE_PREFETCH
#ifdef USE_PREFETCH
#define PREWRITE(A,B) prefetchw [(A),(B)]
#else