diff options
| author | Michael Giacomelli <giac2000@hotmail.com> | 2007-07-04 17:51:52 +0000 |
|---|---|---|
| committer | Michael Giacomelli <giac2000@hotmail.com> | 2007-07-04 17:51:52 +0000 |
| commit | fe8ae10ab41af912bee3d6c5b0dd50ddc74739fa (patch) | |
| tree | fb2cc1009699de10c8ce515902a702964551737e /apps | |
| parent | 51b3bbbf1c8f9eeac997035bc333db05bd342a33 (diff) | |
| download | rockbox-fe8ae10ab41af912bee3d6c5b0dd50ddc74739fa.tar.gz rockbox-fe8ae10ab41af912bee3d6c5b0dd50ddc74739fa.zip | |
Attempt #2
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13786 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps')
| -rw-r--r-- | apps/codecs/libwma/SOURCES | 2 | ||||
| -rw-r--r-- | apps/codecs/libwma/wmafixed.c | 25 | ||||
| -rw-r--r-- | apps/codecs/libwma/wmafixed.h | 23 |
3 files changed, 25 insertions, 25 deletions
diff --git a/apps/codecs/libwma/SOURCES b/apps/codecs/libwma/SOURCES index 190e3a7ba3..65166464fd 100644 --- a/apps/codecs/libwma/SOURCES +++ b/apps/codecs/libwma/SOURCES @@ -1,3 +1,3 @@ wmadeci.c common.c -wmafixed.c
\ No newline at end of file +wmafixed.c diff --git a/apps/codecs/libwma/wmafixed.c b/apps/codecs/libwma/wmafixed.c index 45a827af15..7c38009754 100644 --- a/apps/codecs/libwma/wmafixed.c +++ b/apps/codecs/libwma/wmafixed.c @@ -53,30 +53,8 @@ fixed64 Fixed32To64(fixed32 x) /*Sign-15.16 format */ #ifdef CPU_ARM /* these are defines in wmafixed.h*/ - - #elif defined(CPU_COLDFIRE) -inline int32_t fixmul32(int32_t x, int32_t y) -{ -#if PRECISION != 16 -#warning Coldfire fixmul32() only works for PRECISION == 16 -#endif - int32_t t1; - asm ( - "mac.l %[x], %[y], %%acc0 \n" /* multiply */ - "mulu.l %[y], %[x] \n" /* get lower half, avoid emac stall */ - "movclr.l %%acc0, %[t1] \n" /* get higher half */ - "lsr.l #1, %[t1] \n" - "move.w %[t1], %[x] \n" - "swap %[x] \n" - : /* outputs */ - [t1]"=&d"(t1), - [x] "+d" (x) - : /* inputs */ - [y] "d" (y) - ); - return x; -} + #else fixed32 fixmul32(fixed32 x, fixed32 y) @@ -91,7 +69,6 @@ fixed32 fixmul32(fixed32 x, fixed32 y) } - /* Special fixmul32 that does a 16.16 x 1.31 multiply that returns a 16.16 value. this is needed because the fft constants are all normalized to be less then 1 diff --git a/apps/codecs/libwma/wmafixed.h b/apps/codecs/libwma/wmafixed.h index 878601d799..887973a78a 100644 --- a/apps/codecs/libwma/wmafixed.h +++ b/apps/codecs/libwma/wmafixed.h @@ -85,7 +85,30 @@ long fsincos(unsigned long phase, fixed32 *cos); }) +#elif defined(CPU_COLDFIRE) +static inline int32_t fixmul32(int32_t x, int32_t y) +{ +#if PRECISION != 16 +#warning Coldfire fixmul32() only works for PRECISION == 16 +#endif + int32_t t1; + asm ( + "mac.l %[x], %[y], %%acc0 \n" /* multiply */ + "mulu.l %[y], %[x] \n" /* get lower half, avoid emac stall */ + "movclr.l %%acc0, %[t1] \n" /* get higher half */ + "lsr.l #1, %[t1] \n" + "move.w %[t1], %[x] \n" + "swap %[x] \n" + : /* outputs */ + [t1]"=&d"(t1), + [x] "+d" (x) + : /* inputs */ + [y] "d" (y) + ); + return x; +} #else + fixed32 fixmul32(fixed32 x, fixed32 y); fixed32 fixmul32b(fixed32 x, fixed32 y); #endif |