diff mbox series

[FFmpeg-devel,3/4] swscale/x86/rgb2rgb_template: Remove unused uyvytoyv12

Message ID GV1P250MB0737E16FEFE9126BC0D7FB038FF92@GV1P250MB0737.EURP250.PROD.OUTLOOK.COM
State New
Headers show
Series [FFmpeg-devel,1/4] swscale/x86/rgb2rgb_template: Remove unnecessary SFENCE | expand

Checks

Context Check Description
andriy/make_x86 success Make finished
andriy/make_fate_x86 success Make fate finished

Commit Message

Andreas Rheinhardt June 5, 2024, 9:39 p.m. UTC 
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libswscale/x86/rgb2rgb_template.c | 104 ------------------------------
 1 file changed, 104 deletions(-)
diff mbox series

Patch

diff --git a/libswscale/x86/rgb2rgb_template.c b/libswscale/x86/rgb2rgb_template.c
index 5c73fa4e16..d1403d08e6 100644
--- a/libswscale/x86/rgb2rgb_template.c
+++ b/libswscale/x86/rgb2rgb_template.c
@@ -1432,110 +1432,6 @@  static inline void RENAME(planar2x)(const uint8_t *src, uint8_t *dst, int srcWid
                      :::"memory");
 }
 
-/**
- * Height should be a multiple of 2 and width should be a multiple of 16.
- * (If this is a problem for anyone then tell me, and I will fix it.)
- * Chrominance data is only taken from every second line, others are ignored.
- * FIXME: Write HQ version.
- */
-static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
-                                      int width, int height,
-                                      int lumStride, int chromStride, int srcStride)
-{
-    int y;
-    const x86_reg chromWidth= width>>1;
-    for (y=0; y<height; y+=2) {
-        __asm__ volatile(
-            "xor          %%"FF_REG_a", %%"FF_REG_a" \n\t"
-            "pcmpeqw             %%mm7, %%mm7   \n\t"
-            "psrlw                  $8, %%mm7   \n\t" // FF,00,FF,00...
-            ".p2align                4          \n\t"
-            "1:                                 \n\t"
-            PREFETCH" 64(%0, %%"FF_REG_a", 4)          \n\t"
-            "movq       (%0, %%"FF_REG_a", 4), %%mm0   \n\t" // UYVY UYVY(0)
-            "movq      8(%0, %%"FF_REG_a", 4), %%mm1   \n\t" // UYVY UYVY(4)
-            "movq                %%mm0, %%mm2   \n\t" // UYVY UYVY(0)
-            "movq                %%mm1, %%mm3   \n\t" // UYVY UYVY(4)
-            "pand                %%mm7, %%mm0   \n\t" // U0V0 U0V0(0)
-            "pand                %%mm7, %%mm1   \n\t" // U0V0 U0V0(4)
-            "psrlw                  $8, %%mm2   \n\t" // Y0Y0 Y0Y0(0)
-            "psrlw                  $8, %%mm3   \n\t" // Y0Y0 Y0Y0(4)
-            "packuswb            %%mm1, %%mm0   \n\t" // UVUV UVUV(0)
-            "packuswb            %%mm3, %%mm2   \n\t" // YYYY YYYY(0)
-
-            MOVNTQ"              %%mm2,  (%1, %%"FF_REG_a", 2) \n\t"
-
-            "movq     16(%0, %%"FF_REG_a", 4), %%mm1   \n\t" // UYVY UYVY(8)
-            "movq     24(%0, %%"FF_REG_a", 4), %%mm2   \n\t" // UYVY UYVY(12)
-            "movq                %%mm1, %%mm3   \n\t" // UYVY UYVY(8)
-            "movq                %%mm2, %%mm4   \n\t" // UYVY UYVY(12)
-            "pand                %%mm7, %%mm1   \n\t" // U0V0 U0V0(8)
-            "pand                %%mm7, %%mm2   \n\t" // U0V0 U0V0(12)
-            "psrlw                  $8, %%mm3   \n\t" // Y0Y0 Y0Y0(8)
-            "psrlw                  $8, %%mm4   \n\t" // Y0Y0 Y0Y0(12)
-            "packuswb            %%mm2, %%mm1   \n\t" // UVUV UVUV(8)
-            "packuswb            %%mm4, %%mm3   \n\t" // YYYY YYYY(8)
-
-            MOVNTQ"              %%mm3, 8(%1, %%"FF_REG_a", 2) \n\t"
-
-            "movq                %%mm0, %%mm2   \n\t" // UVUV UVUV(0)
-            "movq                %%mm1, %%mm3   \n\t" // UVUV UVUV(8)
-            "psrlw                  $8, %%mm0   \n\t" // V0V0 V0V0(0)
-            "psrlw                  $8, %%mm1   \n\t" // V0V0 V0V0(8)
-            "pand                %%mm7, %%mm2   \n\t" // U0U0 U0U0(0)
-            "pand                %%mm7, %%mm3   \n\t" // U0U0 U0U0(8)
-            "packuswb            %%mm1, %%mm0   \n\t" // VVVV VVVV(0)
-            "packuswb            %%mm3, %%mm2   \n\t" // UUUU UUUU(0)
-
-            MOVNTQ"              %%mm0, (%3, %%"FF_REG_a") \n\t"
-            MOVNTQ"              %%mm2, (%2, %%"FF_REG_a") \n\t"
-
-            "add                    $8, %%"FF_REG_a" \n\t"
-            "cmp                    %4, %%"FF_REG_a" \n\t"
-            " jb                    1b               \n\t"
-            ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)
-            : "memory", "%"FF_REG_a
-        );
-
-        ydst += lumStride;
-        src  += srcStride;
-
-        __asm__ volatile(
-            "xor          %%"FF_REG_a", %%"FF_REG_a"  \n\t"
-            ".p2align                4                \n\t"
-            "1:                                       \n\t"
-            PREFETCH" 64(%0, %%"FF_REG_a", 4)         \n\t"
-            "movq       (%0, %%"FF_REG_a", 4), %%mm0  \n\t" // YUYV YUYV(0)
-            "movq      8(%0, %%"FF_REG_a", 4), %%mm1  \n\t" // YUYV YUYV(4)
-            "movq     16(%0, %%"FF_REG_a", 4), %%mm2  \n\t" // YUYV YUYV(8)
-            "movq     24(%0, %%"FF_REG_a", 4), %%mm3  \n\t" // YUYV YUYV(12)
-            "psrlw                  $8, %%mm0   \n\t" // Y0Y0 Y0Y0(0)
-            "psrlw                  $8, %%mm1   \n\t" // Y0Y0 Y0Y0(4)
-            "psrlw                  $8, %%mm2   \n\t" // Y0Y0 Y0Y0(8)
-            "psrlw                  $8, %%mm3   \n\t" // Y0Y0 Y0Y0(12)
-            "packuswb            %%mm1, %%mm0   \n\t" // YYYY YYYY(0)
-            "packuswb            %%mm3, %%mm2   \n\t" // YYYY YYYY(8)
-
-            MOVNTQ"              %%mm0,  (%1, %%"FF_REG_a", 2) \n\t"
-            MOVNTQ"              %%mm2, 8(%1, %%"FF_REG_a", 2) \n\t"
-
-            "add                    $8, %%"FF_REG_a" \n\t"
-            "cmp                    %4, %%"FF_REG_a" \n\t"
-            " jb                    1b               \n\t"
-
-            ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)
-            : "memory", "%"FF_REG_a
-        );
-        udst += chromStride;
-        vdst += chromStride;
-        ydst += lumStride;
-        src  += srcStride;
-    }
-    __asm__ volatile(EMMS"       \n\t"
-                     SFENCE"     \n\t"
-                     :::"memory");
-}
-
 /**
  * Height should be a multiple of 2 and width should be a multiple of 2.
  * (If this is a problem for anyone then tell me, and I will fix it.)