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| author | Jens Arnold <amiconn@rockbox.org> | 2006-04-25 22:40:55 +0000 |
|---|---|---|
| committer | Jens Arnold <amiconn@rockbox.org> | 2006-04-25 22:40:55 +0000 |
| commit | 96dce1d3b7d5bfe633348faa0df95dbee844fb6b (patch) | |
| tree | 7cdb1684209a5c842100d0a7d761c7953d3a751b | |
| parent | 5398f720f010ab15504f85ffb4e82c2d43e3ed36 (diff) | |
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SH targets: Protect against a gcc 3.3.x bug triggered by -O2 or -Os, in preparation for switching to -Os. Workaround could be removed again for gcc 3.4.x.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9809 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/mp3_playback.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/firmware/mp3_playback.c b/firmware/mp3_playback.c index 01b538a..dd0a403 100644 --- a/firmware/mp3_playback.c +++ b/firmware/mp3_playback.c @@ -219,6 +219,10 @@ void IRQ3(void) /* PA15: MAS demand IRQ */ else #endif postpone_dma_tick(); + + /* Workaround for sh-elf-gcc 3.3.x bug with -O2 or -Os and ISRs + * (invalid cross-jump optimisation) */ + asm volatile (""); } #endif /* #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) */ |