x86: avcodec: Consistently structure CPU extension initialization

[ffmpeg] / libavcodec / x86 / fmtconvert_init.c

diff --git a/libavcodec/x86/fmtconvert_init.c b/libavcodec/x86/fmtconvert_init.c
index e781adbd4161a97f6adde852fda952bdc33414ae..3d75df92bd45e2d8e194ed4afe7ab714fbba6436 100644 (file)
--- a/libavcodec/x86/fmtconvert_init.c
+++ b/libavcodec/x86/fmtconvert_init.c
@@ -3,6 +3,8 @@
  * Copyright (c) 2000, 2001 Fabrice Bellard
  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
  *
+ * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
+ *
  * This file is part of Libav.
  *
  * Libav is free software; you can redistribute it and/or
@@ -18,19 +20,18 @@
  * You should have received a copy of the GNU Lesser General Public
  * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
  */
 
+#include "libavutil/attributes.h"
 #include "libavutil/cpu.h"
 #include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
 #include "libavcodec/fmtconvert.h"
-#include "libavcodec/dsputil.h"
 
 #if HAVE_YASM
 
-void ff_int32_to_float_fmul_scalar_sse (float *dst, const int *src, float mul, int len);
-void ff_int32_to_float_fmul_scalar_sse2(float *dst, const int *src, float mul, int len);
+void ff_int32_to_float_fmul_scalar_sse (float *dst, const int32_t *src, float mul, int len);
+void ff_int32_to_float_fmul_scalar_sse2(float *dst, const int32_t *src, float mul, int len);
 
 void ff_float_to_int16_3dnow(int16_t *dst, const float *src, long len);
 void ff_float_to_int16_sse  (int16_t *dst, const float *src, long len);
@@ -112,36 +113,35 @@ static void float_interleave_sse(float *dst, const float **src,
 }
 #endif /* HAVE_YASM */
 
-void ff_fmt_convert_init_x86(FmtConvertContext *c, AVCodecContext *avctx)
+av_cold void ff_fmt_convert_init_x86(FmtConvertContext *c, AVCodecContext *avctx)
 {
 #if HAVE_YASM
-    int mm_flags = av_get_cpu_flags();
+    int cpu_flags = av_get_cpu_flags();
 
-    if (mm_flags & AV_CPU_FLAG_MMX) {
+    if (EXTERNAL_MMX(cpu_flags)) {
         c->float_interleave = float_interleave_mmx;
-
-        if (HAVE_AMD3DNOW && mm_flags & AV_CPU_FLAG_3DNOW) {
-            if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
-                c->float_to_int16 = ff_float_to_int16_3dnow;
-                c->float_to_int16_interleave = float_to_int16_interleave_3dnow;
-            }
-        }
-        if (HAVE_AMD3DNOWEXT && mm_flags & AV_CPU_FLAG_3DNOWEXT) {
-            if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
-                c->float_to_int16_interleave = float_to_int16_interleave_3dnowext;
-            }
-        }
-        if (HAVE_SSE && mm_flags & AV_CPU_FLAG_SSE) {
-            c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_sse;
-            c->float_to_int16 = ff_float_to_int16_sse;
-            c->float_to_int16_interleave = float_to_int16_interleave_sse;
-            c->float_interleave = float_interleave_sse;
+    }
+    if (EXTERNAL_AMD3DNOW(cpu_flags)) {
+        if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
+            c->float_to_int16            = ff_float_to_int16_3dnow;
+            c->float_to_int16_interleave = float_to_int16_interleave_3dnow;
         }
-        if (HAVE_SSE && mm_flags & AV_CPU_FLAG_SSE2) {
-            c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_sse2;
-            c->float_to_int16 = ff_float_to_int16_sse2;
-            c->float_to_int16_interleave = float_to_int16_interleave_sse2;
+    }
+    if (EXTERNAL_AMD3DNOWEXT(cpu_flags)) {
+        if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
+            c->float_to_int16_interleave = float_to_int16_interleave_3dnowext;
         }
     }
+    if (EXTERNAL_SSE(cpu_flags)) {
+        c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_sse;
+        c->float_to_int16             = ff_float_to_int16_sse;
+        c->float_to_int16_interleave  = float_to_int16_interleave_sse;
+        c->float_interleave           = float_interleave_sse;
+    }
+    if (EXTERNAL_SSE2(cpu_flags)) {
+        c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_sse2;
+        c->float_to_int16             = ff_float_to_int16_sse2;
+        c->float_to_int16_interleave  = float_to_int16_interleave_sse2;
+    }
 #endif /* HAVE_YASM */
 }