X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fx86%2Fvorbisdsp_init.c;h=08a2c096f0033c250656d081752d6e052722e5ec;hb=6b2e65078c02cb1e09b555603a1eb10ddb3bd244;hp=1ba04b55b34ca492db5b2fb8a527c0f783b4637c;hpb=26345acb0e723d28aa28e09126ea383b2f679f5b;p=ffmpeg

diff --git a/libavcodec/x86/vorbisdsp_init.c b/libavcodec/x86/vorbisdsp_init.c
index 1ba04b55b34..08a2c096f00 100644
--- a/libavcodec/x86/vorbisdsp_init.c
+++ b/libavcodec/x86/vorbisdsp_init.c
@@ -19,85 +19,25 @@
  */
 
 #include "config.h"
+#include "libavutil/attributes.h"
 #include "libavutil/cpu.h"
 #include "libavcodec/vorbisdsp.h"
-#include "dsputil_mmx.h" // for ff_pdw_80000000
 
-#if HAVE_INLINE_ASM
-#if ARCH_X86_32
-static void vorbis_inverse_coupling_3dnow(float *mag, float *ang,
-                                          intptr_t blocksize)
-{
-    int i;
-    __asm__ volatile ("pxor %%mm7, %%mm7":);
-    for (i = 0; i < blocksize; i += 2) {
-        __asm__ volatile (
-            "movq       %0, %%mm0   \n\t"
-            "movq       %1, %%mm1   \n\t"
-            "movq    %%mm0, %%mm2   \n\t"
-            "movq    %%mm1, %%mm3   \n\t"
-            "pfcmpge %%mm7, %%mm2   \n\t" // m <= 0.0
-            "pfcmpge %%mm7, %%mm3   \n\t" // a <= 0.0
-            "pslld     $31, %%mm2   \n\t" // keep only the sign bit
-            "pxor    %%mm2, %%mm1   \n\t"
-            "movq    %%mm3, %%mm4   \n\t"
-            "pand    %%mm1, %%mm3   \n\t"
-            "pandn   %%mm1, %%mm4   \n\t"
-            "pfadd   %%mm0, %%mm3   \n\t" // a = m + ((a < 0) & (a ^ sign(m)))
-            "pfsub   %%mm4, %%mm0   \n\t" // m = m + ((a > 0) & (a ^ sign(m)))
-            "movq    %%mm3, %1      \n\t"
-            "movq    %%mm0, %0      \n\t"
-            : "+m"(mag[i]), "+m"(ang[i])
-            :: "memory"
-        );
-    }
-    __asm__ volatile ("femms");
-}
-#endif
-
-static void vorbis_inverse_coupling_sse(float *mag, float *ang,
-                                        intptr_t blocksize)
-{
-    int i;
-
-    __asm__ volatile (
-        "movaps  %0, %%xmm5 \n\t"
-        :: "m"(ff_pdw_80000000[0])
-    );
-    for (i = 0; i < blocksize; i += 4) {
-        __asm__ volatile (
-            "movaps      %0, %%xmm0 \n\t"
-            "movaps      %1, %%xmm1 \n\t"
-            "xorps   %%xmm2, %%xmm2 \n\t"
-            "xorps   %%xmm3, %%xmm3 \n\t"
-            "cmpleps %%xmm0, %%xmm2 \n\t" // m <= 0.0
-            "cmpleps %%xmm1, %%xmm3 \n\t" // a <= 0.0
-            "andps   %%xmm5, %%xmm2 \n\t" // keep only the sign bit
-            "xorps   %%xmm2, %%xmm1 \n\t"
-            "movaps  %%xmm3, %%xmm4 \n\t"
-            "andps   %%xmm1, %%xmm3 \n\t"
-            "andnps  %%xmm1, %%xmm4 \n\t"
-            "addps   %%xmm0, %%xmm3 \n\t" // a = m + ((a < 0) & (a ^ sign(m)))
-            "subps   %%xmm4, %%xmm0 \n\t" // m = m + ((a > 0) & (a ^ sign(m)))
-            "movaps  %%xmm3, %1     \n\t"
-            "movaps  %%xmm0, %0     \n\t"
-            : "+m"(mag[i]), "+m"(ang[i])
-            :: "memory"
-        );
-    }
-}
-#endif
+void ff_vorbis_inverse_coupling_3dnow(float *mag, float *ang,
+                                      intptr_t blocksize);
+void ff_vorbis_inverse_coupling_sse(float *mag, float *ang,
+                                    intptr_t blocksize);
 
-void ff_vorbisdsp_init_x86(VorbisDSPContext *dsp)
+av_cold void ff_vorbisdsp_init_x86(VorbisDSPContext *dsp)
 {
-#if HAVE_INLINE_ASM
+#if HAVE_YASM
     int mm_flags = av_get_cpu_flags();
 
 #if ARCH_X86_32
     if (mm_flags & AV_CPU_FLAG_3DNOW)
-        dsp->vorbis_inverse_coupling = vorbis_inverse_coupling_3dnow;
+        dsp->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_3dnow;
 #endif /* ARCH_X86_32 */
     if (mm_flags & AV_CPU_FLAG_SSE)
-        dsp->vorbis_inverse_coupling = vorbis_inverse_coupling_sse;
-#endif /* HAVE_INLINE_ASM */
+        dsp->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_sse;
+#endif /* HAVE_YASM */
 }