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| author | Thom Johansen <thomj@rockbox.org> | 2005-09-21 23:09:19 +0000 |
|---|---|---|
| committer | Thom Johansen <thomj@rockbox.org> | 2005-09-21 23:09:19 +0000 |
| commit | 1b79209ea7d02956cf27ce719516dcf495e26f98 (patch) | |
| tree | e98519b14ddbcaec191eb9c0f7959f5b0f974500 | |
| parent | f60e6200f64f0fcf9d82027eaf40ddad0f1e2f17 (diff) | |
| download | rockbox-1b79209ea7d02956cf27ce719516dcf495e26f98.tar.gz rockbox-1b79209ea7d02956cf27ce719516dcf495e26f98.zip | |
Avoid EMAC stall in MULT31_SHIFT15.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7530 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | apps/codecs/Tremor/asm_mcf5249.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/apps/codecs/Tremor/asm_mcf5249.h b/apps/codecs/Tremor/asm_mcf5249.h index eb6ed759fc..16878d73ee 100644 --- a/apps/codecs/Tremor/asm_mcf5249.h +++ b/apps/codecs/Tremor/asm_mcf5249.h | |||
| @@ -55,8 +55,8 @@ static inline ogg_int32_t MULT31_SHIFT15(ogg_int32_t x, ogg_int32_t y) { | |||
| 55 | ogg_int32_t r; | 55 | ogg_int32_t r; |
| 56 | 56 | ||
| 57 | asm volatile ("mac.l %[x], %[y], %%acc0;" /* multiply */ | 57 | asm volatile ("mac.l %[x], %[y], %%acc0;" /* multiply */ |
| 58 | "mulu.l %[y], %[x];" /* get lower half, avoid emac stall */ | ||
| 58 | "movclr.l %%acc0, %[r];" /* get higher half */ | 59 | "movclr.l %%acc0, %[r];" /* get higher half */ |
| 59 | "mulu.l %[y], %[x];" /* get lower half */ | ||
| 60 | "asl.l #8, %[r];" /* hi<<16, plus one free */ | 60 | "asl.l #8, %[r];" /* hi<<16, plus one free */ |
| 61 | "asl.l #8, %[r];" | 61 | "asl.l #8, %[r];" |
| 62 | "lsr.l #8, %[x];" /* (unsigned)lo >> 15 */ | 62 | "lsr.l #8, %[x];" /* (unsigned)lo >> 15 */ |