[Ffmpeg-cvslog] r7994 - trunk/libavcodec/i386/h264dsp_mmx.c

[michael]

Author: michael
Date: Fri Feb 16 22:22:53 2007
New Revision: 7994

Modified:
   trunk/libavcodec/i386/h264dsp_mmx.c

Log:
add a few asserts to ensure alignment


Modified: trunk/libavcodec/i386/h264dsp_mmx.c
==============================================================================
--- trunk/libavcodec/i386/h264dsp_mmx.c	(original)
+++ trunk/libavcodec/i386/h264dsp_mmx.c	Fri Feb 16 22:22:53 2007
@@ -1311,6 +1311,7 @@
     uint64_t temp[SIZE*(SIZE<8?12:24)/4 + SIZE*SIZE/8];\
     uint8_t * const halfHV= (uint8_t*)temp;\
     int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE/2;\
+    assert((int)temp & 7 == 0);\
     put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, tmp, src, SIZE, SIZE, stride);\
     OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, halfHV, stride, SIZE);\
 }\
@@ -1319,6 +1320,7 @@
     uint64_t temp[SIZE*(SIZE<8?12:24)/4 + SIZE*SIZE/8];\
     uint8_t * const halfHV= (uint8_t*)temp;\
     int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE/2;\
+    assert((int)temp & 7 == 0);\
     put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, tmp, src, SIZE, SIZE, stride);\
     OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, halfHV, stride, SIZE);\
 }\
@@ -1327,6 +1329,7 @@
     uint64_t temp[SIZE*(SIZE<8?12:24)/4 + SIZE*SIZE/8];\
     int16_t * const halfV= ((int16_t*)temp) + SIZE*SIZE/2;\
     uint8_t * const halfHV= ((uint8_t*)temp);\
+    assert((int)temp & 7 == 0);\
     put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_shift5_ ## MMX(dst, halfV+2, halfHV, stride, SIZE, SIZE);\
 }\
@@ -1335,6 +1338,7 @@
     uint64_t temp[SIZE*(SIZE<8?12:24)/4 + SIZE*SIZE/8];\
     int16_t * const halfV= ((int16_t*)temp) + SIZE*SIZE/2;\
     uint8_t * const halfHV= ((uint8_t*)temp);\
+    assert((int)temp & 7 == 0);\
     put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_shift5_ ## MMX(dst, halfV+3, halfHV, stride, SIZE, SIZE);\
 }\