[patch] Walkaround patch to compile media-video/ffmpeg-0.5_p22846 on x86 with pic

ffmpeg-pic-compile.patch (text/plain), 5.12 KB, created by Maciej S. Szmigiero on 2010-05-26 19:39:01 UTC

--- libavcodec/x86/h264dsp_mmx.c.ori	2010-04-01 18:52:14.000000000 +0200
+++ libavcodec/x86/h264dsp_mmx.c	2010-05-26 21:18:33.876237887 +0200
@@ -1138,7 +1138,7 @@
     int h=8;\
     __asm__ volatile(\
         "pxor %%mm7, %%mm7          \n\t"\
-        "movq %5, %%mm6             \n\t"\
+        "movq "MANGLE(ff_pw_5) ", %%mm6\n\t"\
         "1:                         \n\t"\
         "movq    (%0), %%mm0        \n\t"\
         "movq   1(%0), %%mm2        \n\t"\
@@ -1172,7 +1172,7 @@
         "punpcklbw %%mm7, %%mm5     \n\t"\
         "paddw %%mm3, %%mm2         \n\t"\
         "paddw %%mm5, %%mm4         \n\t"\
-        "movq %6, %%mm5             \n\t"\
+        "movq "MANGLE(ff_pw_16) ", %%mm5\n\t"\
         "paddw %%mm5, %%mm2         \n\t"\
         "paddw %%mm5, %%mm4         \n\t"\
         "paddw %%mm2, %%mm0         \n\t"\
@@ -1186,7 +1186,7 @@
         "decl %2                    \n\t"\
         " jnz 1b                    \n\t"\
         : "+a"(src), "+c"(dst), "+g"(h)\
-        : "d"((x86_reg)srcStride), "S"((x86_reg)dstStride), "m"(ff_pw_5), "m"(ff_pw_16)\
+        : "d"((x86_reg)srcStride), "S"((x86_reg)dstStride)\
         : "memory"\
     );\
 }\
@@ -1593,8 +1593,8 @@
     int h=8;\
     __asm__ volatile(\
         "pxor %%xmm7, %%xmm7        \n\t"\
-        "movdqa %0, %%xmm6          \n\t"\
-        :: "m"(ff_pw_5)\
+        "movdqa "MANGLE(ff_pw_5) ", %%xmm6          \n\t"\
+        ::\
     );\
     do{\
     __asm__ volatile(\
@@ -1617,7 +1617,7 @@
         "psllw   $2,     %%xmm2     \n\t"\
         "movq    (%2),   %%xmm3     \n\t"\
         "psubw   %%xmm1, %%xmm2     \n\t"\
-        "paddw   %5,     %%xmm0     \n\t"\
+        "paddw   "MANGLE(ff_pw_16)",     %%xmm0     \n\t"\
         "pmullw  %%xmm6, %%xmm2     \n\t"\
         "paddw   %%xmm0, %%xmm2     \n\t"\
         "psraw   $5,     %%xmm2     \n\t"\
@@ -1628,8 +1628,7 @@
         "add %4, %1                 \n\t"\
         "add %3, %2                 \n\t"\
         : "+a"(src), "+c"(dst), "+d"(src2)\
-        : "D"((x86_reg)src2Stride), "S"((x86_reg)dstStride),\
-          "m"(ff_pw_16)\
+        : "D"((x86_reg)src2Stride), "S"((x86_reg)dstStride)\
         : "memory"\
     );\
     }while(--h);\
@@ -1640,7 +1639,7 @@
     int h=8;\
     __asm__ volatile(\
         "pxor %%xmm7, %%xmm7        \n\t"\
-        "movdqa %5, %%xmm6          \n\t"\
+        "movdqa "MANGLE(ff_pw_5)", %%xmm6\n\t"\
         "1:                         \n\t"\
         "lddqu   -2(%0), %%xmm1     \n\t"\
         "movdqa  %%xmm1, %%xmm0     \n\t"\
@@ -1660,7 +1659,7 @@
         "paddw   %%xmm4, %%xmm1     \n\t"\
         "psllw   $2,     %%xmm2     \n\t"\
         "psubw   %%xmm1, %%xmm2     \n\t"\
-        "paddw   %6,     %%xmm0     \n\t"\
+        "paddw   "MANGLE(ff_pw_16)",     %%xmm0     \n\t"\
         "pmullw  %%xmm6, %%xmm2     \n\t"\
         "paddw   %%xmm0, %%xmm2     \n\t"\
         "psraw   $5,     %%xmm2     \n\t"\
@@ -1671,8 +1670,7 @@
         "decl %2                    \n\t"\
         " jnz 1b                    \n\t"\
         : "+a"(src), "+c"(dst), "+g"(h)\
-        : "D"((x86_reg)srcStride), "S"((x86_reg)dstStride),\
-          "m"(ff_pw_5), "m"(ff_pw_16)\
+        : "D"((x86_reg)srcStride), "S"((x86_reg)dstStride)\
         : "memory"\
     );\
 }\
--- libavcodec/x86/dsputil_mmx.c.ori	2010-03-16 02:17:00.000000000 +0100
+++ libavcodec/x86/dsputil_mmx.c	2010-05-26 20:47:45.957265915 +0200
@@ -724,11 +724,16 @@
 }
 
 static inline void transpose4x4(uint8_t *dst, uint8_t *src, int dst_stride, int src_stride){
+    uint32_t l1 = *(uint32_t*)(src + 0*src_stride);
+    uint32_t l2 = *(uint32_t*)(src + 1*src_stride);
+    uint32_t l3 = *(uint32_t*)(src + 2*src_stride);
+    uint32_t l4 = *(uint32_t*)(src + 3*src_stride);
+ 
     __asm__ volatile( //FIXME could save 1 instruction if done as 8x4 ...
-        "movd  %4, %%mm0                \n\t"
-        "movd  %5, %%mm1                \n\t"
-        "movd  %6, %%mm2                \n\t"
-        "movd  %7, %%mm3                \n\t"
+        "movd  %0, %%mm0                \n\t"
+        "movd  %1, %%mm1                \n\t"
+        "movd  %2, %%mm2                \n\t"
+        "movd  %3, %%mm3                \n\t"
         "punpcklbw %%mm1, %%mm0         \n\t"
         "punpcklbw %%mm3, %%mm2         \n\t"
         "movq %%mm0, %%mm1              \n\t"
@@ -741,15 +746,16 @@
         "punpckhdq %%mm1, %%mm1         \n\t"
         "movd  %%mm1, %3                \n\t"
 
-        : "=m" (*(uint32_t*)(dst + 0*dst_stride)),
-          "=m" (*(uint32_t*)(dst + 1*dst_stride)),
-          "=m" (*(uint32_t*)(dst + 2*dst_stride)),
-          "=m" (*(uint32_t*)(dst + 3*dst_stride))
-        :  "m" (*(uint32_t*)(src + 0*src_stride)),
-           "m" (*(uint32_t*)(src + 1*src_stride)),
-           "m" (*(uint32_t*)(src + 2*src_stride)),
-           "m" (*(uint32_t*)(src + 3*src_stride))
+        : "+m" (l1),
+          "+m" (l2),
+          "+m" (l3),
+          "+m" (l4)
     );
+
+    *(uint32_t*)(dst + 0*dst_stride) = l1;
+    *(uint32_t*)(dst + 1*dst_stride) = l2;
+    *(uint32_t*)(dst + 2*dst_stride) = l3;
+    *(uint32_t*)(dst + 3*dst_stride) = l4;
 }
 
 static void h263_h_loop_filter_mmx(uint8_t *src, int stride, int qscale){