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Faster idct for ARMv6. Overall mpegplayer speedup is quite minimal though.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21392 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2009-06-20 14:05:15 +00:00
parent e7c4cd9076
commit f289b9f591
3 changed files with 342 additions and 1 deletions
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2
apps/plugins/mpegplayer/decode.c
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@ -35,7 +35,7 @@
#define BUFFER_SIZE (1194 * 1024)
#ifdef CPU_COLDFIRE
#if defined(CPU_COLDFIRE) || (defined(CPU_ARM) && ARM_ARCH >= 6)
/* twice as large as on other targets because coldfire uses
* a secondary, transposed buffer for optimisation */
static int16_t static_dct_block[128] IBSS_ATTR ATTR_ALIGN(16);