diff options
| author | Andrew Mahone <andrew.mahone@gmail.com> | 2010-02-01 01:36:46 +0000 |
|---|---|---|
| committer | Andrew Mahone <andrew.mahone@gmail.com> | 2010-02-01 01:36:46 +0000 |
| commit | bff5a35c3c51ebe1fe72ee20147b16ede847971d (patch) | |
| tree | 549fc29d08c298462b91b9d1cfc054d704faa4bd /apps/codecs | |
| parent | 40a3e806974ff482006d4ee99b718a52d1e85224 (diff) | |
FS#10943, optimized division and clz routines to replace libgcc routines for ARM. Replaces libgcc support functions for unsigned and signed 32-bit division on ARMv4 and up, and leading-zero count on ARMv4.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24432 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs')
| -rw-r--r-- | apps/codecs/lib/SOURCES | 1 | ||||
| -rw-r--r-- | apps/codecs/lib/codeclib.h | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/apps/codecs/lib/SOURCES b/apps/codecs/lib/SOURCES index ffbe1af92e..a8c3feb1aa 100644 --- a/apps/codecs/lib/SOURCES +++ b/apps/codecs/lib/SOURCES @@ -8,6 +8,7 @@ mdct_lookup.c mdct_arm.S setjmp_arm.S udiv32_arm.S +../../../firmware/target/arm/support-arm.S #endif #ifdef CPU_COLDFIRE diff --git a/apps/codecs/lib/codeclib.h b/apps/codecs/lib/codeclib.h index 926035f05e..2d34523de5 100644 --- a/apps/codecs/lib/codeclib.h +++ b/apps/codecs/lib/codeclib.h @@ -65,7 +65,7 @@ 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); -#ifdef CPU_ARM +#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) |