lavfi: place x86 inline assembly under HAVE_INLINE_ASM.

This allows compiling this code using compilers that do not understand
gcc-style inline assembly.

libavfilter/x86/gradfun.c

@@ -23,6 +23,8 @@
 #include "libavutil/x86_cpu.h"
 #include "libavfilter/gradfun.h"
 
+#if HAVE_INLINE_ASM
+
 DECLARE_ALIGNED(16, static const uint16_t, pw_7f)[8] = {0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F};
 DECLARE_ALIGNED(16, static const uint16_t, pw_ff)[8] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
 
@@ -164,10 +166,13 @@ static void gradfun_blur_line_sse2(uint16_t *dc, uint16_t *buf, uint16_t *buf1,
 }
 #endif // HAVE_SSE
 
+#endif /* HAVE_INLINE_ASM */
+
 av_cold void ff_gradfun_init_x86(GradFunContext *gf)
 {
     int cpu_flags = av_get_cpu_flags();
 
+#if HAVE_INLINE_ASM
 #if HAVE_MMX2
     if (cpu_flags & AV_CPU_FLAG_MMX2)
         gf->filter_line = gradfun_filter_line_mmx2;
@@ -180,4 +185,5 @@ av_cold void ff_gradfun_init_x86(GradFunContext *gf)
     if (cpu_flags & AV_CPU_FLAG_SSE2)
         gf->blur_line = gradfun_blur_line_sse2;
 #endif
+#endif /* HAVE_INLINE_ASM */
 }

libavfilter/x86/yadif.c

@@ -24,6 +24,8 @@
 #include "libavcodec/x86/dsputil_mmx.h"
 #include "libavfilter/yadif.h"
 
+#if HAVE_INLINE_ASM
+
 DECLARE_ASM_CONST(16, const xmm_reg, pb_1) = {0x0101010101010101ULL, 0x0101010101010101ULL};
 DECLARE_ASM_CONST(16, const xmm_reg, pw_1) = {0x0001000100010001ULL, 0x0001000100010001ULL};
 
@@ -49,10 +51,13 @@ DECLARE_ASM_CONST(16, const xmm_reg, pw_1) = {0x0001000100010001ULL, 0x000100010
 #include "yadif_template.c"
 #endif
 
+#endif /* HAVE_INLINE_ASM */
+
 av_cold void ff_yadif_init_x86(YADIFContext *yadif)
 {
     int cpu_flags = av_get_cpu_flags();
 
+#if HAVE_INLINE_ASM
 #if HAVE_MMX
     if (cpu_flags & AV_CPU_FLAG_MMX)
         yadif->filter_line = yadif_filter_line_mmx;
@@ -65,4 +70,5 @@ av_cold void ff_yadif_init_x86(YADIFContext *yadif)
     if (cpu_flags & AV_CPU_FLAG_SSSE3)
         yadif->filter_line = yadif_filter_line_ssse3;
 #endif
+#endif /* HAVE_INLINE_ASM */
 }