Mesa (master): i915: Remove hand-rolled memcpy implementation.
Matt Turner
mattst88 at kemper.freedesktop.org
Mon Mar 2 18:39:07 UTC 2015
Module: Mesa
Branch: master
Commit: 93a8c702a6582049d2f49c752fdaab1df625cc0c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=93a8c702a6582049d2f49c752fdaab1df625cc0c
Author: Matt Turner <mattst88 at gmail.com>
Date: Fri Feb 20 20:32:14 2015 -0800
i915: Remove hand-rolled memcpy implementation.
Reviewed-by: Eric Anholt <eric at anholt.net>
---
src/mesa/drivers/dri/i915/intel_batchbuffer.c | 2 +-
src/mesa/drivers/dri/i915/intel_context.h | 28 -------------------------
2 files changed, 1 insertion(+), 29 deletions(-)
diff --git a/src/mesa/drivers/dri/i915/intel_batchbuffer.c b/src/mesa/drivers/dri/i915/intel_batchbuffer.c
index 3d4e365..e0f14a4 100644
--- a/src/mesa/drivers/dri/i915/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/i915/intel_batchbuffer.c
@@ -246,7 +246,7 @@ intel_batchbuffer_data(struct intel_context *intel,
{
assert((bytes & 3) == 0);
intel_batchbuffer_require_space(intel, bytes);
- __memcpy(intel->batch.map + intel->batch.used, data, bytes);
+ memcpy(intel->batch.map + intel->batch.used, data, bytes);
intel->batch.used += bytes >> 2;
}
diff --git a/src/mesa/drivers/dri/i915/intel_context.h b/src/mesa/drivers/dri/i915/intel_context.h
index a2819a1..1bbd58f 100644
--- a/src/mesa/drivers/dri/i915/intel_context.h
+++ b/src/mesa/drivers/dri/i915/intel_context.h
@@ -297,34 +297,6 @@ do { \
} while (0)
/* ================================================================
- * From linux kernel i386 header files, copes with odd sizes better
- * than COPY_DWORDS would:
- * XXX Put this in src/mesa/main/imports.h ???
- */
-#if defined(i386) || defined(__i386__)
-static inline void * __memcpy(void * to, const void * from, size_t n)
-{
- int d0, d1, d2;
- __asm__ __volatile__(
- "rep ; movsl\n\t"
- "testb $2,%b4\n\t"
- "je 1f\n\t"
- "movsw\n"
- "1:\ttestb $1,%b4\n\t"
- "je 2f\n\t"
- "movsb\n"
- "2:"
- : "=&c" (d0), "=&D" (d1), "=&S" (d2)
- :"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from)
- : "memory");
- return (to);
-}
-#else
-#define __memcpy(a,b,c) memcpy(a,b,c)
-#endif
-
-
-/* ================================================================
* Debugging:
*/
extern int INTEL_DEBUG;
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