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32 vs. 64bit bugfix by (Dave Huang (dahanc))
author
Michael Niedermayer
<michaelni@gmx.at>
Sat, 22 Feb 2003 13:44:16 +0000
(13:44 +0000)
committer
Michael Niedermayer
<michaelni@gmx.at>
Sat, 22 Feb 2003 13:44:16 +0000
(13:44 +0000)
Originally committed as revision 1596 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavcodec/alpha/simple_idct_alpha.c
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diff --git
a/libavcodec/alpha/simple_idct_alpha.c
b/libavcodec/alpha/simple_idct_alpha.c
index
5ce0177
..
889fd2a
100644
(file)
--- a/
libavcodec/alpha/simple_idct_alpha.c
+++ b/
libavcodec/alpha/simple_idct_alpha.c
@@
-49,7
+49,7
@@
extern void (*add_pixels_clamped_axp_p)(const DCTELEM *block, uint8_t *pixels,
static inline int idct_row(DCTELEM *row)
{
int_fast32_t a0, a1, a2, a3, b0, b1, b2, b3, t;
- uint64_t l, r;
+ uint64_t l, r
, t2
;
l = ldq(row);
r = ldq(row + 4);
@@
-60,12
+60,12
@@
static inline int idct_row(DCTELEM *row)
if (((l & ~0xffffUL) | r) == 0) {
a0 >>= ROW_SHIFT;
-
a0
= (uint16_t) a0;
-
a0 |= a0
<< 16;
-
a0 |= a0
<< 32;
+
t2
= (uint16_t) a0;
+
t2 |= t2
<< 16;
+
t2 |= t2
<< 32;
- stq(
a0
, row);
- stq(
a0
, row + 4);
+ stq(
t2
, row);
+ stq(
t2
, row + 4);
return 1;
}