From 3210902a7334f3d8d6c18a34a3cb3f55803b0043 Mon Sep 17 00:00:00 2001
From: Søren Sandmann Pedersen <sandmann@redhat.com>
Date: Mon, 11 Jun 2007 13:14:50 -0400
Subject: Split fbCopyAreammx() into a new fbBltmmx() function; call this

function from fbCopyNToN().
---
 fb/fbcopy.c | 18 ++++++----------
 fb/fbmmx.c  | 72 ++++++++++++++++++++++++++++++++++++++-----------------------
 fb/fbmmx.h  |  9 ++++++++
 3 files changed, 61 insertions(+), 38 deletions(-)

(limited to 'fb')

diff --git a/fb/fbcopy.c b/fb/fbcopy.c
index 164cd3d67..74ff35848 100644
--- a/fb/fbcopy.c
+++ b/fb/fbcopy.c
@@ -64,17 +64,13 @@ fbCopyNtoN (DrawablePtr	pSrcDrawable,
 	if (pm == FB_ALLONES && alu == GXcopy && !reverse &&
 	    !upsidedown && fbHaveMMX())
 	{
-	    if (!fbCopyAreammx (pSrcDrawable,
-				pDstDrawable,
-				
-				(pbox->x1 + dx),
-				(pbox->y1 + dy),
-				
-				(pbox->x1),
-				(pbox->y1),
-				
-				(pbox->x2 - pbox->x1),
-				(pbox->y2 - pbox->y1)))
+	    if (!fbBltmmx (src, dst, srcStride, dstStride, srcBpp, dstBpp,
+			   (pbox->x1 + dx + srcXoff),
+			   (pbox->y1 + dy + srcYoff),
+			   (pbox->x1 + srcXoff),
+			   (pbox->y1 + srcYoff),
+			   (pbox->x2 - pbox->x1),
+			   (pbox->y2 - pbox->y1)))
 		goto fallback;
 	    else
 		goto next;
diff --git a/fb/fbmmx.c b/fb/fbmmx.c
index b2fe94bc0..7fb4b15d5 100644
--- a/fb/fbmmx.c
+++ b/fb/fbmmx.c
@@ -208,34 +208,20 @@ fbSolidFillmmx (DrawablePtr	pDraw,
 }
 
 Bool
-fbCopyAreammx (DrawablePtr	pSrc,
-	       DrawablePtr	pDst,
-	       int		src_x,
-	       int		src_y,
-	       int		dst_x,
-	       int		dst_y,
-	       int		width,
-	       int		height)
+fbBltmmx (FbBits *src_bits,
+	  FbBits *dst_bits,
+	  FbStride src_stride,
+	  FbStride dst_stride,
+	  int src_bpp,
+	  int dst_bpp,
+	  int src_x, int src_y,
+	  int dst_x, int dst_y,
+	  int width, int height)
 {
-    FbBits *	src_bits;
-    FbStride	src_stride;
-    int		src_bpp;
-    int		src_xoff;
-    int		src_yoff;
-
-    FbBits *	dst_bits;
-    FbStride	dst_stride;
-    int		dst_bpp;
-    int		dst_xoff;
-    int		dst_yoff;
-
     CARD8 *	src_bytes;
     CARD8 *	dst_bytes;
     int		byte_width;
     
-    fbGetDrawable(pSrc, src_bits, src_stride, src_bpp, src_xoff, src_yoff);
-    fbGetDrawable(pDst, dst_bits, dst_stride, dst_bpp, dst_xoff, dst_yoff);
-
     if (src_bpp != dst_bpp)
 	return FALSE;
     
@@ -243,16 +229,16 @@ fbCopyAreammx (DrawablePtr	pSrc,
     {
 	src_stride = src_stride * sizeof (FbBits) / 2;
 	dst_stride = dst_stride * sizeof (FbBits) / 2;
-	src_bytes = (CARD8 *)(((CARD16 *)src_bits) + src_stride * (src_y + src_yoff) + (src_x + src_xoff));
-	dst_bytes = (CARD8 *)(((CARD16 *)dst_bits) + dst_stride * (dst_y + dst_yoff) + (dst_x + dst_xoff));
+	src_bytes = (CARD8 *)(((CARD16 *)src_bits) + src_stride * (src_y) + (src_x));
+	dst_bytes = (CARD8 *)(((CARD16 *)dst_bits) + dst_stride * (dst_y) + (dst_x));
 	byte_width = 2 * width;
 	src_stride *= 2;
 	dst_stride *= 2;
     } else if (src_bpp == 32) {
 	src_stride = src_stride * sizeof (FbBits) / 4;
 	dst_stride = dst_stride * sizeof (FbBits) / 4;
-	src_bytes = (CARD8 *)(((CARD32 *)src_bits) + src_stride * (src_y + src_yoff) + (src_x + src_xoff));
-	dst_bytes = (CARD8 *)(((CARD32 *)dst_bits) + dst_stride * (dst_y + dst_yoff) + (dst_x + dst_xoff));
+	src_bytes = (CARD8 *)(((CARD32 *)src_bits) + src_stride * (src_y) + (src_x));
+	dst_bytes = (CARD8 *)(((CARD32 *)dst_bits) + dst_stride * (dst_y) + (dst_x));
 	byte_width = 4 * width;
 	src_stride *= 4;
 	dst_stride *= 4;
@@ -353,8 +339,40 @@ fbCopyAreammx (DrawablePtr	pSrc,
     }
     
     _mm_empty();
+
     return TRUE;
 }
 
+Bool
+fbCopyAreammx (DrawablePtr	pSrc,
+	       DrawablePtr	pDst,
+	       int		src_x,
+	       int		src_y,
+	       int		dst_x,
+	       int		dst_y,
+	       int		width,
+	       int		height)
+{
+    FbBits *	src_bits;
+    FbStride	src_stride;
+    int		src_bpp;
+    int		src_xoff;
+    int		src_yoff;
+
+    FbBits *	dst_bits;
+    FbStride	dst_stride;
+    int		dst_bpp;
+    int		dst_xoff;
+    int		dst_yoff;
+    
+    fbGetDrawable(pSrc, src_bits, src_stride, src_bpp, src_xoff, src_yoff);
+    fbGetDrawable(pDst, dst_bits, dst_stride, dst_bpp, dst_xoff, dst_yoff);
+
+    return fbBltmmx (src_bits, dst_bits, src_stride, dst_stride, src_bpp, dst_bpp,
+		     src_x + src_xoff, src_y + src_yoff,
+		     dst_x + dst_xoff, dst_y + dst_yoff,
+		     width, height);
+}
+
 #endif /* RENDER */
 #endif /* USE_MMX */
diff --git a/fb/fbmmx.h b/fb/fbmmx.h
index 47964389a..a529526c5 100644
--- a/fb/fbmmx.h
+++ b/fb/fbmmx.h
@@ -44,6 +44,15 @@ Bool fbHaveMMX(void);
 
 #ifdef USE_MMX
 
+Bool fbBltmmx (FbBits *src_bits,
+	       FbBits *dst_bits,
+	       FbStride src_stride,
+	       FbStride dst_stride,
+	       int src_bpp,
+	       int dst_bpp,
+	       int src_x, int src_y,
+	       int dst_x, int dst_y,
+	       int width, int height);
 Bool fbCopyAreammx (DrawablePtr	pSrc,
 		    DrawablePtr	pDst,
 		    int		src_x,
-- 
cgit v1.2.3