Alexandre Julliard : gdi32: Add assembly helpers for filling solid rectangles.
Alexandre Julliard
julliard at winehq.org
Thu Nov 29 14:15:44 CST 2012
Module: wine
Branch: master
Commit: 2aff4696b67daaf19249e969258f106fad6043f8
URL: http://source.winehq.org/git/wine.git/?a=commit;h=2aff4696b67daaf19249e969258f106fad6043f8
Author: Alexandre Julliard <julliard at winehq.org>
Date: Thu Nov 29 12:31:13 2012 +0100
gdi32: Add assembly helpers for filling solid rectangles.
---
dlls/gdi32/dibdrv/primitives.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/dlls/gdi32/dibdrv/primitives.c b/dlls/gdi32/dibdrv/primitives.c
index e3807ac..649912b 100644
--- a/dlls/gdi32/dibdrv/primitives.c
+++ b/dlls/gdi32/dibdrv/primitives.c
@@ -258,12 +258,26 @@ static inline void do_rop_codes_line_rev_1(BYTE *dst, int dst_x, const BYTE *src
static inline void memset_32( DWORD *start, DWORD val, DWORD size )
{
+#if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
+ DWORD dummy;
+ __asm__ __volatile__( "cld; rep; stosl"
+ : "=c" (dummy), "=D" (dummy)
+ : "a" (val), "0" (size), "1" (start) );
+#else
while (size--) *start++ = val;
+#endif
}
static inline void memset_16( WORD *start, WORD val, DWORD size )
{
+#if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
+ DWORD dummy;
+ __asm__ __volatile__( "cld; rep; stosw"
+ : "=c" (dummy), "=D" (dummy)
+ : "a" (val), "0" (size), "1" (start) );
+#else
while (size--) *start++ = val;
+#endif
}
static void solid_rects_32(const dib_info *dib, int num, const RECT *rc, DWORD and, DWORD xor)
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