aboutsummaryrefslogtreecommitdiffstats
path: root/recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch
diff options
context:
space:
mode:
Diffstat (limited to 'recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch')
-rw-r--r--recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch91
1 files changed, 0 insertions, 91 deletions
diff --git a/recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch b/recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch
deleted file mode 100644
index 7e8f34f6bd..0000000000
--- a/recipes/xorg-lib/pixman/0003-Support-of-overlapping-src-dst-for-pixman_blt_sse2.patch
+++ /dev/null
@@ -1,91 +0,0 @@
-From f07cd58c643b490dcb1ef7be2642926cfeca1e69 Mon Sep 17 00:00:00 2001
-From: Siarhei Siamashka <siarhei.siamashka@nokia.com>
-Date: Thu, 22 Oct 2009 05:45:54 +0300
-Subject: [PATCH 3/5] Support of overlapping src/dst for pixman_blt_sse2
-
----
- pixman/pixman-sse2.c | 55 +++++++++++++++++++++++++++++--------------------
- 1 files changed, 32 insertions(+), 23 deletions(-)
-
-diff --git a/pixman/pixman-sse2.c b/pixman/pixman-sse2.c
-index 946e7ba..66053ae 100644
---- a/pixman/pixman-sse2.c
-+++ b/pixman/pixman-sse2.c
-@@ -5299,34 +5299,43 @@ pixman_blt_sse2 (uint32_t *src_bits,
- {
- uint8_t * src_bytes;
- uint8_t * dst_bytes;
-- int byte_width;
-+ int bpp;
-
-- if (src_bpp != dst_bpp)
-+ if (src_bpp != dst_bpp || src_bpp & 7)
- return FALSE;
-
-- if (src_bpp == 16)
-- {
-- src_stride = src_stride * (int) sizeof (uint32_t) / 2;
-- dst_stride = dst_stride * (int) sizeof (uint32_t) / 2;
-- src_bytes =(uint8_t *)(((uint16_t *)src_bits) + src_stride * (src_y) + (src_x));
-- dst_bytes = (uint8_t *)(((uint16_t *)dst_bits) + dst_stride * (dst_y) + (dst_x));
-- byte_width = 2 * width;
-- src_stride *= 2;
-- dst_stride *= 2;
-- }
-- else if (src_bpp == 32)
-+ bpp = src_bpp >> 3;
-+ width *= bpp;
-+ src_stride *= 4;
-+ dst_stride *= 4;
-+ src_bytes = (uint8_t *)src_bits + src_y * src_stride + src_x * bpp;
-+ dst_bytes = (uint8_t *)dst_bits + dst_y * dst_stride + dst_x * bpp;
-+
-+ if (src_bpp != 16 && src_bpp != 32)
- {
-- src_stride = src_stride * (int) sizeof (uint32_t) / 4;
-- dst_stride = dst_stride * (int) sizeof (uint32_t) / 4;
-- src_bytes = (uint8_t *)(((uint32_t *)src_bits) + src_stride * (src_y) + (src_x));
-- dst_bytes = (uint8_t *)(((uint32_t *)dst_bits) + dst_stride * (dst_y) + (dst_x));
-- byte_width = 4 * width;
-- src_stride *= 4;
-- dst_stride *= 4;
-+ pixman_blt_helper (src_bytes, dst_bytes, src_stride, dst_stride,
-+ width, height);
-+ return TRUE;
- }
-- else
-+
-+ if (src_bytes < dst_bytes && src_bytes + src_stride * height > dst_bytes)
- {
-- return FALSE;
-+ src_bytes += src_stride * height - src_stride;
-+ dst_bytes += dst_stride * height - dst_stride;
-+ dst_stride = -dst_stride;
-+ src_stride = -src_stride;
-+
-+ if (src_bytes + width > dst_bytes)
-+ {
-+ /* TODO: reverse scanline copy using SSE2 */
-+ while (--height >= 0)
-+ {
-+ memmove (dst_bytes, src_bytes, width);
-+ dst_bytes += dst_stride;
-+ src_bytes += src_stride;
-+ }
-+ return TRUE;
-+ }
- }
-
- cache_prefetch ((__m128i*)src_bytes);
-@@ -5339,7 +5348,7 @@ pixman_blt_sse2 (uint32_t *src_bits,
- uint8_t *d = dst_bytes;
- src_bytes += src_stride;
- dst_bytes += dst_stride;
-- w = byte_width;
-+ w = width;
-
- cache_prefetch_next ((__m128i*)s);
- cache_prefetch_next ((__m128i*)d);
---
-1.6.6.1
-