[FFmpeg-cvslog] mips/acelp_filters: fix incorrect register constraint

[James Cowgill]

ffmpeg | branch: master | James Cowgill <james410 at cowgill.org.uk> | Thu Feb 26 13:42:52 2015 +0000| [b9de1303a6414174ab2f3bccefa801bfabcf0f88] | committer: Michael Niedermayer

mips/acelp_filters: fix incorrect register constraint

Change register constraint on the v variable from = to +. This was causing GCC
to think that the v variable was never read and therefore not initialize it.

This fixes about 20 fate failures on mips64el.

Signed-off-by: James Cowgill <james410 at cowgill.org.uk>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b9de1303a6414174ab2f3bccefa801bfabcf0f88
---

 libavcodec/mips/acelp_filters_mips.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mips/acelp_filters_mips.c b/libavcodec/mips/acelp_filters_mips.c
index c8d980a..ffc0fe6 100644
--- a/libavcodec/mips/acelp_filters_mips.c
+++ b/libavcodec/mips/acelp_filters_mips.c
@@ -89,7 +89,7 @@ static void ff_acelp_interpolatef_mips(float *out, const float *in,
                 "addu   %[p_filter_coeffs_m],  %[p_filter_coeffs_m],   %[prec] \n\t"
                 "madd.s %[v],%[v],%[in_val_m], %[fc_val_m]                     \n\t"
 
-                : [v] "=&f" (v),[p_in_p] "+r" (p_in_p), [p_in_m] "+r" (p_in_m),
+                : [v] "+&f" (v),[p_in_p] "+r" (p_in_p), [p_in_m] "+r" (p_in_m),
                   [p_filter_coeffs_p] "+r" (p_filter_coeffs_p),
                   [in_val_p] "=&f" (in_val_p), [in_val_m] "=&f" (in_val_m),
                   [fc_val_p] "=&f" (fc_val_p), [fc_val_m] "=&f" (fc_val_m),