summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorVille Syrjälä <ville.syrjala@linux.intel.com>2019-03-19 16:56:25 +0200
committerVille Syrjälä <ville.syrjala@linux.intel.com>2019-09-19 19:20:20 +0300
commitbe30b162e451e91b6618bafb584288ce42f186f6 (patch)
tree7061d8f242806ed4962360585de3256a7d6fbac6
parente4a8d533daa74649fd43ad505ea7ec2ec7c680fa (diff)
downloadxorg-driver-xf86-video-intel-be30b162e451e91b6618bafb584288ce42f186f6.tar.gz
xvmc: Eliminate strict aliasing violations
Just access both halves of the motion vector thing directly instead of doung the cast to uint and deref. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
-rw-r--r--src/legacy/i810/xvmc/I810XvMC.c48
1 files changed, 24 insertions, 24 deletions
diff --git a/src/legacy/i810/xvmc/I810XvMC.c b/src/legacy/i810/xvmc/I810XvMC.c
index a538e999..6780bba0 100644
--- a/src/legacy/i810/xvmc/I810XvMC.c
+++ b/src/legacy/i810/xvmc/I810XvMC.c
@@ -1246,8 +1246,8 @@ static __inline__ void renderFieldinField(uint **datay,uint **datau,
*dy++ = (1<<30) | (3<<28) | dw1;
*dy++ = xy;
*dy++ = (16<<16) | 16;
- *dy++ = *(uint *)fmv;
- *dy++ = *(uint *)bmv;
+ *dy++ = fmv[1] << 16 | fmv[0];
+ *dy++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dy,block_ptr,ysize);
block_ptr = (short *)((unsigned long)block_ptr + ysize);
/* End Y Blocks */
@@ -1263,8 +1263,8 @@ static __inline__ void renderFieldinField(uint **datay,uint **datau,
*du++ = (2<<30) | (1<<28) | dw1;
*du++ = xy;
*du++ = (8<<16) | 8;
- *du++ = *(uint *)fmv;
- *du++ = *(uint *)bmv;
+ *du++ = fmv[1] << 16 | fmv[0];
+ *du++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(du,block_ptr,usize);
block_ptr = (short *)((unsigned long)block_ptr + usize);
@@ -1273,8 +1273,8 @@ static __inline__ void renderFieldinField(uint **datay,uint **datau,
*dv++ = (3<<30) | (1<<28) | dw1;
*dv++ = xy;
*dv++ = (8<<16) | 8;
- *dv++ = *(uint *)fmv;
- *dv++ = *(uint *)bmv;
+ *dv++ = fmv[1] << 16 | fmv[0];
+ *dv++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dv,block_ptr,vsize);
block_ptr = (short *)((unsigned long)block_ptr + vsize);
@@ -1394,8 +1394,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*dy++ = (1<<30) | (2<<28) | dw1[0];
*dy++ = xy;
*dy++ = (8<<16) | 16;
- *dy++ = *(uint *)fmv;
- *dy++ = *(uint *)bmv;
+ *dy++ = fmv[1] << 16 | fmv[0];
+ *dy++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dy,block_ptr,y1size);
block_ptr = (short *)((unsigned long)block_ptr + y1size);
@@ -1404,8 +1404,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*dy++ = (1<<30) | (2<<28) | dw1[1];
*dy++ = (xy + 8);
*dy++ = (8<<16) | 16;
- *dy++ = *(uint *)&fmv[2];
- *dy++ = *(uint *)&bmv[2];
+ *dy++ = fmv[3] << 16 | fmv[2];
+ *dy++ = bmv[3] << 16 | bmv[2];
PACK_CORR_DATA(dy,block_ptr,y2size);
block_ptr = (short *)((unsigned long)block_ptr + y2size);
/* End Y Blocks */
@@ -1427,8 +1427,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*du++ = (2<<30) | (1<<28) | dw1[0];
*du++ = xy;
*du++ = (4<<16) | 8;
- *du++ = *(uint *)fmv;
- *du++ = *(uint *)bmv;
+ *du++ = fmv[1] << 16 | fmv[0];
+ *du++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(du,block_ptr,usize);
block_ptr = (short *)((unsigned long)block_ptr + usize);
@@ -1437,8 +1437,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*du++ = (2<<30) | (1<<28) | dw1[1];
*du++ = (xy + 4);
*du++ = (4<<16) | 8;
- *du++ = *(uint *)&fmv[2];
- *du++ = *(uint *)&bmv[2];
+ *du++ = fmv[3] << 16 | fmv[2];
+ *du++ = bmv[3] << 16 | bmv[2];
PACK_CORR_DATA(du,block_ptr,usize);
block_ptr = (short *)((unsigned long)block_ptr + usize);
/* End U Blocks */
@@ -1448,8 +1448,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*dv++ = (3<<30) | (1<<28) | dw1[0];
*dv++ = xy;
*dv++ = (4<<16) | 8;
- *dv++ = *(uint *)fmv;
- *dv++ = *(uint *)bmv;
+ *dv++ = fmv[1] << 16 | fmv[0];
+ *dv++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dv,block_ptr,vsize);
block_ptr = (short *)((unsigned long)block_ptr + vsize);
@@ -1458,8 +1458,8 @@ static __inline__ void render16x8inField(uint **datay,uint **datau,
*dv++ = (3<<30) | (1<<28) | dw1[1];
*dv++ = (xy + 4);
*dv++ = (4<<16) | 8;
- *dv++ = *(uint *)&fmv[2];
- *dv++ = *(uint *)&bmv[2];
+ *dv++ = fmv[3] << 16 | fmv[2];
+ *dv++ = bmv[3] << 16 | bmv[2];
PACK_CORR_DATA(dv,block_ptr,vsize);
block_ptr = (short *)((unsigned long)block_ptr + vsize);
/* End V Blocks */
@@ -1513,8 +1513,8 @@ static __inline__ void renderDualPrimeinField(uint **datay,uint **datau,
*dy++ = (1<<30) | (3<<28) | dw1;
*dy++ = xy;
*dy++ = (16<<16) | 16;
- *dy++ = *(uint *)fmv;
- *dy++ = *(uint *)bmv;
+ *dy++ = fmv[1] << 16 | fmv[0];
+ *dy++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dy,block_ptr,ysize);
block_ptr = (short *)((unsigned long)block_ptr + ysize);
/* End Y Blocks */
@@ -1530,8 +1530,8 @@ static __inline__ void renderDualPrimeinField(uint **datay,uint **datau,
*du++ = (2<<30) | (1<<28) | dw1;
*du++ = xy;
*du++ = (8<<16) | 8;
- *du++ = *(uint *)fmv;
- *du++ = *(uint *)bmv;
+ *du++ = fmv[1] << 16 | fmv[0];
+ *du++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(du,block_ptr,usize);
block_ptr = (short *)((unsigned long)block_ptr + usize);
@@ -1540,8 +1540,8 @@ static __inline__ void renderDualPrimeinField(uint **datay,uint **datau,
*dv++ = (3<<30) | (1<<28) | dw1;
*dv++ = xy;
*dv++ = (8<<16) | 8;
- *dv++ = *(uint *)fmv;
- *dv++ = *(uint *)bmv;
+ *dv++ = fmv[1] << 16 | fmv[0];
+ *dv++ = bmv[1] << 16 | bmv[0];
PACK_CORR_DATA(dv,block_ptr,vsize);
block_ptr = (short *)((unsigned long)block_ptr + vsize);