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Move udiv32_arm.S into libdemac, as this divider is specialized for the APE codec and an optimized divider is already provided for general use in codeclib.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24506 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andrew Mahone 2010-02-04 05:49:37 +00:00
parent 7ed87517f7
commit 8ed7bda64c
5 changed files with 11 additions and 14 deletions

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@ -2,6 +2,7 @@ crc.c
predictor.c predictor.c
#ifdef CPU_ARM #ifdef CPU_ARM
predictor-arm.S predictor-arm.S
udiv32_arm.S
#elif defined CPU_COLDFIRE #elif defined CPU_COLDFIRE
predictor-cf.S predictor-cf.S
#endif #endif

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@ -91,10 +91,6 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
/* Defaults */ /* Defaults */
#ifndef UDIV32
#define UDIV32(a, b) (a / b)
#endif
#ifndef FILTER_HISTORY_SIZE #ifndef FILTER_HISTORY_SIZE
#define FILTER_HISTORY_SIZE 512 #define FILTER_HISTORY_SIZE 512
#endif #endif
@ -109,6 +105,16 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
#ifndef __ASSEMBLER__ #ifndef __ASSEMBLER__
#if defined(CPU_ARM) && (ARM_ARCH < 5 || defined(USE_IRAM))
/* optimised unsigned integer division for ARMv4, in IRAM */
unsigned udiv32_arm(unsigned a, unsigned b);
#define UDIV32(a, b) udiv32_arm(a, b)
#else
/* default */
#define UDIV32(a, b) (a / b)
#endif
#include <inttypes.h> #include <inttypes.h>
#if FILTER_BITS == 32 #if FILTER_BITS == 32
typedef int32_t filter_int; typedef int32_t filter_int;

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@ -7,7 +7,6 @@ mdct_lookup.c
#ifdef CPU_ARM #ifdef CPU_ARM
mdct_arm.S mdct_arm.S
setjmp_arm.S setjmp_arm.S
udiv32_arm.S
../../../firmware/target/arm/support-arm.S ../../../firmware/target/arm/support-arm.S
#endif #endif

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@ -65,15 +65,6 @@ void qsort(void *base, size_t nmemb, size_t size, int(*compar)(const void *, con
extern void mdct_backward(int n, int32_t *in, int32_t *out); extern void mdct_backward(int n, int32_t *in, int32_t *out);
#if defined(CPU_ARM) && (ARM_ARCH < 5 || defined(USE_IRAM))
/* optimised unsigned integer division for ARMv4, in IRAM */
unsigned udiv32_arm(unsigned a, unsigned b);
#define UDIV32(a, b) udiv32_arm(a, b)
#else
/* default */
#define UDIV32(a, b) (a / b)
#endif
#if !defined(CPU_ARM) || ARM_ARCH < 5 #if !defined(CPU_ARM) || ARM_ARCH < 5
/* From libavutil/common.h */ /* From libavutil/common.h */
extern const uint8_t bs_log2_tab[256] ICONST_ATTR; extern const uint8_t bs_log2_tab[256] ICONST_ATTR;