pixman: Branch 'master'

Jeff Muizelaar jrmuizel at kemper.freedesktop.org
Wed Sep 17 12:59:14 PDT 2008


 configure.ac         |   38 ++++
 pixman/Makefile.am   |   12 +
 pixman/pixman-arm.c  |  409 +++++++++++++++++++++++++++++++++++++++++++++++++++
 pixman/pixman-arm.h  |   94 +++++++++++
 pixman/pixman-pict.c |   27 +++
 5 files changed, 580 insertions(+)

New commits:
commit d0b181f347ef4720d130beee3f03196afbd28aba
Author: Jeff Muizelaar <jmuizelaar at mozilla.com>
Date:   Wed Sep 17 15:53:20 2008 -0400

    Add support for ARMv6 SIMD fastpaths.

diff --git a/configure.ac b/configure.ac
index 3821dcc..9d802d0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -277,6 +277,44 @@ AC_SUBST(VMX_CFLAGS)
 
 AM_CONDITIONAL(USE_VMX, test $have_vmx_intrinsics = yes)
 
+dnl Check for ARM
+
+have_armv6_simd=no
+AC_MSG_CHECKING(whether to use ARM assembler)
+xserver_save_CFLAGS=$CFLAGS
+CFLAGS="$CFLAGS $ARM_CFLAGS"
+AC_COMPILE_IFELSE([
+int main () {
+    asm("uqadd8 r1, r1, r2");
+    return 0;
+}], have_armv6_simd=yes)
+CFLAGS=$xserver_save_CFLAGS
+
+AC_ARG_ENABLE(arm,
+   [AC_HELP_STRING([--disable-arm],
+                   [disable ARM fast paths])],
+   [enable_arm=$enableval], [enable_arm=auto])
+
+if test $enable_arm = no ; then
+   have_armv6_simd=disabled
+fi
+
+if test $have_armv6_simd = yes ; then
+   AC_DEFINE(USE_ARM, 1, [use ARM compiler intrinsics])
+else
+   ARM_CFLAGS=
+fi
+
+AC_MSG_RESULT($have_armv6_simd)
+if test $enable_arm = yes && test $have_armv6_simd = no ; then
+   AC_MSG_ERROR([ARM intrinsics not detected])
+fi
+
+AC_SUBST(ARM_CFLAGS)
+
+AM_CONDITIONAL(USE_ARM, test $have_armv6_simd = yes)
+
+
 AC_ARG_ENABLE(gtk,
    [AC_HELP_STRING([--enable-gtk],
                    [enable tests using GTK+ [default=auto]])],
diff --git a/pixman/Makefile.am b/pixman/Makefile.am
index 399fb7d..339e01e 100644
--- a/pixman/Makefile.am
+++ b/pixman/Makefile.am
@@ -79,3 +79,15 @@ libpixman_sse2_la_LIBADD = $(DEP_LIBS)
 libpixman_1_la_LIBADD += libpixman-sse2.la
 endif
 
+# arm code
+if USE_ARM
+noinst_LTLIBRARIES += libpixman-arm.la
+libpixman_arm_la_SOURCES = \
+	pixman-arm.c \
+	pixman-arm.h
+libpixman_arm_la_CFLAGS = $(DEP_CFLAGS) $(ARM_CFLAGS)
+libpixman_arm_la_LIBADD = $(DEP_LIBS)
+libpixman_1_la_LIBADD += libpixman-arm.la
+endif
+
+
diff --git a/pixman/pixman-arm.c b/pixman/pixman-arm.c
new file mode 100644
index 0000000..77c37ac
--- /dev/null
+++ b/pixman/pixman-arm.c
@@ -0,0 +1,409 @@
+/*
+ * Copyright © 2008 Mozilla Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Mozilla Corporation not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Mozilla Corporation makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+ * Author:  Jeff Muizelaar (jeff at infidigm.net)
+ *
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "pixman-arm.h"
+
+void
+fbCompositeSrcAdd_8000x8000arm (pixman_op_t op,
+				pixman_image_t * pSrc,
+				pixman_image_t * pMask,
+				pixman_image_t * pDst,
+				int16_t      xSrc,
+				int16_t      ySrc,
+				int16_t      xMask,
+				int16_t      yMask,
+				int16_t      xDst,
+				int16_t      yDst,
+				uint16_t     width,
+				uint16_t     height)
+{
+    uint8_t	*dstLine, *dst;
+    uint8_t	*srcLine, *src;
+    int	dstStride, srcStride;
+    uint16_t	w;
+    uint8_t	s, d;
+
+    fbComposeGetStart (pSrc, xSrc, ySrc, uint8_t, srcStride, srcLine, 1);
+    fbComposeGetStart (pDst, xDst, yDst, uint8_t, dstStride, dstLine, 1);
+
+    while (height--)
+    {
+	dst = dstLine;
+	dstLine += dstStride;
+	src = srcLine;
+	srcLine += srcStride;
+	w = width;
+
+	while (w && (unsigned long)dst & 3)
+	{
+	    s = *src;
+	    d = *dst;
+	    asm("uqadd8 %0, %1, %2" : "+r"(d) : "r"(s));
+	    *dst = d;
+
+	    dst++;
+	    src++;
+	    w--;
+	}
+
+	while (w >= 4)
+	{
+	    asm("uqadd8 %0, %1, %2" : "=r"(*(uint32_t*)dst) : "r"(*(uint32_t*)src), "r"(*(uint32_t*)dst));
+	    dst += 4;
+	    src += 4;
+	    w -= 4;
+	}
+
+	while (w)
+	{
+	    s = *src;
+	    d = *dst;
+	    asm("uqadd8 %0, %1, %2" : "+r"(d) : "r"(s));
+	    *dst = d;
+
+	    dst++;
+	    src++;
+	    w--;
+	}
+    }
+
+}
+
+void
+fbCompositeSrc_8888x8888arm (pixman_op_t op,
+			 pixman_image_t * pSrc,
+			 pixman_image_t * pMask,
+			 pixman_image_t * pDst,
+			 int16_t      xSrc,
+			 int16_t      ySrc,
+			 int16_t      xMask,
+			 int16_t      yMask,
+			 int16_t      xDst,
+			 int16_t      yDst,
+			 uint16_t     width,
+			 uint16_t     height)
+{
+    uint32_t	*dstLine, *dst;
+    uint32_t	*srcLine, *src;
+    int	dstStride, srcStride;
+    uint16_t	w;
+    uint32_t component_half = 0x800080;
+    uint32_t upper_component_mask = 0xff00ff00;
+    uint32_t alpha_mask = 0xff;
+
+    fbComposeGetStart (pDst, xDst, yDst, uint32_t, dstStride, dstLine, 1);
+    fbComposeGetStart (pSrc, xSrc, ySrc, uint32_t, srcStride, srcLine, 1);
+
+    while (height--)
+    {
+	dst = dstLine;
+	dstLine += dstStride;
+	src = srcLine;
+	srcLine += srcStride;
+	w = width;
+
+//#define inner_branch
+	asm volatile (
+			"cmp %[w], #0\n\t"
+			"beq 2f\n\t"
+			"1:\n\t"
+			/* load dest */
+			"ldr r5, [%[src]], #4\n\t"
+#ifdef inner_branch
+			/* We can avoid doing the multiplication in two cases: 0x0 or 0xff.
+			 * The 0x0 case also allows us to avoid doing an unecessary data
+			 * write which is more valuable so we only check for that */
+			"cmp r5, #0x1000000\n\t"
+			"blt 3f\n\t"
+
+			/* = 255 - alpha */
+			"sub r8, %[alpha_mask], r5, lsr #24\n\t"
+
+			"ldr r4, [%[dest]] \n\t"
+
+#else
+			"ldr r4, [%[dest]] \n\t"
+
+			/* = 255 - alpha */
+			"sub r8, %[alpha_mask], r5, lsr #24\n\t"
+#endif
+			"uxtb16 r6, r4\n\t"
+			"uxtb16 r7, r4, ror #8\n\t"
+
+			/* multiply by 257 and divide by 65536 */
+			"mla r6, r6, r8, %[component_half]\n\t"
+			"mla r7, r7, r8, %[component_half]\n\t"
+
+			"uxtab16 r6, r6, r6, ror #8\n\t"
+			"uxtab16 r7, r7, r7, ror #8\n\t"
+
+			/* recombine the 0xff00ff00 bytes of r6 and r7 */
+			"and r7, %[upper_component_mask]\n\t"
+			"uxtab16 r6, r7, r6, ror #8\n\t"
+
+			"uqadd8 r5, r6, r5\n\t"
+
+#ifdef inner_branch
+			"3:\n\t"
+
+#endif
+			"str r5, [%[dest]], #4\n\t"
+			/* increment counter and jmp to top */
+			"subs	%[w], %[w], #1\n\t"
+			"bne	1b\n\t"
+			"2:\n\t"
+			: [w] "+r" (w), [dest] "+r" (dst), [src] "+r" (src)
+			: [component_half] "r" (component_half), [upper_component_mask] "r" (upper_component_mask),
+			  [alpha_mask] "r" (alpha_mask)
+			: "r4", "r5", "r6", "r7", "r8", "cc", "memory"
+			);
+    }
+}
+
+void
+fbCompositeSrc_8888x8x8888arm (pixman_op_t op,
+			       pixman_image_t * pSrc,
+			       pixman_image_t * pMask,
+			       pixman_image_t * pDst,
+			       int16_t	xSrc,
+			       int16_t	ySrc,
+			       int16_t      xMask,
+			       int16_t      yMask,
+			       int16_t      xDst,
+			       int16_t      yDst,
+			       uint16_t     width,
+			       uint16_t     height)
+{
+    uint32_t	*dstLine, *dst;
+    uint32_t	*srcLine, *src;
+    uint32_t	mask;
+    int	dstStride, srcStride;
+    uint16_t	w;
+    uint32_t component_half = 0x800080;
+    uint32_t alpha_mask = 0xff;
+
+    fbComposeGetStart (pDst, xDst, yDst, uint32_t, dstStride, dstLine, 1);
+    fbComposeGetStart (pSrc, xSrc, ySrc, uint32_t, srcStride, srcLine, 1);
+
+    fbComposeGetSolid (pMask, mask, pDst->bits.format);
+    mask = (mask) >> 24;
+
+    while (height--)
+    {
+	dst = dstLine;
+	dstLine += dstStride;
+	src = srcLine;
+	srcLine += srcStride;
+	w = width;
+
+//#define inner_branch
+	asm volatile (
+			"cmp %[w], #0\n\t"
+			"beq 2f\n\t"
+			"1:\n\t"
+			/* load dest */
+			"ldr r5, [%[src]], #4\n\t"
+#ifdef inner_branch
+			/* We can avoid doing the multiplication in two cases: 0x0 or 0xff.
+			 * The 0x0 case also allows us to avoid doing an unecessary data
+			 * write which is more valuable so we only check for that */
+			"cmp r5, #0x1000000\n\t"
+			"blt 3f\n\t"
+
+#endif
+			"ldr r4, [%[dest]] \n\t"
+
+			"uxtb16 r6, r5\n\t"
+			"uxtb16 r7, r5, ror #8\n\t"
+
+			/* multiply by alpha (r8) then by 257 and divide by 65536 */
+			"mla r6, r6, %[mask_alpha], %[component_half]\n\t"
+			"mla r7, r7, %[mask_alpha], %[component_half]\n\t"
+
+			"uxtab16 r6, r6, r6, ror #8\n\t"
+			"uxtab16 r7, r7, r7, ror #8\n\t"
+
+			"uxtb16 r6, r6, ror #8\n\t"
+			"uxtb16 r7, r7, ror #8\n\t"
+
+			/* recombine */
+			"orr r5, r6, r7, lsl #8\n\t"
+
+			"uxtb16 r6, r4\n\t"
+			"uxtb16 r7, r4, ror #8\n\t"
+
+			/* 255 - alpha */
+			"sub r8, %[alpha_mask], r5, lsr #24\n\t"
+
+			/* multiply by alpha (r8) then by 257 and divide by 65536 */
+			"mla r6, r6, r8, %[component_half]\n\t"
+			"mla r7, r7, r8, %[component_half]\n\t"
+
+			"uxtab16 r6, r6, r6, ror #8\n\t"
+			"uxtab16 r7, r7, r7, ror #8\n\t"
+
+			"uxtb16 r6, r6, ror #8\n\t"
+			"uxtb16 r7, r7, ror #8\n\t"
+
+			/* recombine */
+			"orr r6, r6, r7, lsl #8\n\t"
+
+			"uqadd8 r5, r6, r5\n\t"
+
+#ifdef inner_branch
+			"3:\n\t"
+
+#endif
+			"str r5, [%[dest]], #4\n\t"
+			/* increment counter and jmp to top */
+			"subs	%[w], %[w], #1\n\t"
+			"bne	1b\n\t"
+			"2:\n\t"
+			: [w] "+r" (w), [dest] "+r" (dst), [src] "+r" (src)
+			: [component_half] "r" (component_half), [mask_alpha] "r" (mask),
+			  [alpha_mask] "r" (alpha_mask)
+			: "r4", "r5", "r6", "r7", "r8", "r9", "cc", "memory"
+			);
+    }
+}
+
+void
+fbCompositeSolidMask_nx8x8888arm (pixman_op_t      op,
+			       pixman_image_t * pSrc,
+			       pixman_image_t * pMask,
+			       pixman_image_t * pDst,
+			       int16_t      xSrc,
+			       int16_t      ySrc,
+			       int16_t      xMask,
+			       int16_t      yMask,
+			       int16_t      xDst,
+			       int16_t      yDst,
+			       uint16_t     width,
+			       uint16_t     height)
+{
+    uint32_t	 src, srca;
+    uint32_t	*dstLine, *dst;
+    uint8_t	*maskLine, *mask;
+    int		 dstStride, maskStride;
+    uint16_t	 w;
+
+    fbComposeGetSolid(pSrc, src, pDst->bits.format);
+
+    srca = src >> 24;
+    if (src == 0)
+	return;
+
+    uint32_t component_mask = 0xff00ff;
+    uint32_t component_half = 0x800080;
+
+    uint32_t src_hi = (src >> 8) & component_mask;
+    uint32_t src_lo = src & component_mask;
+
+    fbComposeGetStart (pDst, xDst, yDst, uint32_t, dstStride, dstLine, 1);
+    fbComposeGetStart (pMask, xMask, yMask, uint8_t, maskStride, maskLine, 1);
+
+    while (height--)
+    {
+	dst = dstLine;
+	dstLine += dstStride;
+	mask = maskLine;
+	maskLine += maskStride;
+	w = width;
+
+//#define inner_branch
+	asm volatile (
+			"cmp %[w], #0\n\t"
+			"beq 2f\n\t"
+			"1:\n\t"
+			/* load mask */
+			"ldrb r5, [%[mask]], #1\n\t"
+#ifdef inner_branch
+			/* We can avoid doing the multiplication in two cases: 0x0 or 0xff.
+			 * The 0x0 case also allows us to avoid doing an unecessary data
+			 * write which is more valuable so we only check for that */
+			/* 0x1000000 is the least value that contains alpha all values
+			 * less than it have a 0 alpha value */
+			"cmp r5, #0x0\n\t"
+			"beq 3f\n\t"
+
+#endif
+			"ldr r4, [%[dest]] \n\t"
+
+			/* multiply by alpha (r8) then by 257 and divide by 65536 */
+			"mla r6, %[src_lo], r5, %[component_half]\n\t"
+			"mla r7, %[src_hi], r5, %[component_half]\n\t"
+
+			"uxtab16 r6, r6, r6, ror #8\n\t"
+			"uxtab16 r7, r7, r7, ror #8\n\t"
+
+			"uxtb16 r6, r6, ror #8\n\t"
+			"uxtb16 r7, r7, ror #8\n\t"
+
+			/* recombine */
+			"orr r5, r6, r7, lsl #8\n\t"
+
+			"uxtb16 r6, r4\n\t"
+			"uxtb16 r7, r4, ror #8\n\t"
+
+			/* we could simplify this to use 'sub' if we were
+			 * willing to give up a register for alpha_mask */
+			"mvn r8, r5\n\t"
+			"mov r8, r8, lsr #24\n\t"
+
+			/* multiply by alpha (r8) then by 257 and divide by 65536 */
+			"mla r6, r6, r8, %[component_half]\n\t"
+			"mla r7, r7, r8, %[component_half]\n\t"
+
+			"uxtab16 r6, r6, r6, ror #8\n\t"
+			"uxtab16 r7, r7, r7, ror #8\n\t"
+
+			"uxtb16 r6, r6, ror #8\n\t"
+			"uxtb16 r7, r7, ror #8\n\t"
+
+			/* recombine */
+			"orr r6, r6, r7, lsl #8\n\t"
+
+			"uqadd8 r5, r6, r5\n\t"
+
+#ifdef inner_branch
+			"3:\n\t"
+
+#endif
+			"str r5, [%[dest]], #4\n\t"
+			/* increment counter and jmp to top */
+			"subs	%[w], %[w], #1\n\t"
+			"bne	1b\n\t"
+			"2:\n\t"
+			: [w] "+r" (w), [dest] "+r" (dst), [src] "+r" (src), [mask] "+r" (mask)
+			: [component_half] "r" (component_half),
+			  [src_hi] "r" (src_hi), [src_lo] "r" (src_lo)
+			: "r4", "r5", "r6", "r7", "r8", "cc", "memory"
+			);
+    }
+}
diff --git a/pixman/pixman-arm.h b/pixman/pixman-arm.h
new file mode 100644
index 0000000..258054a
--- /dev/null
+++ b/pixman/pixman-arm.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright © 2008 Mozilla Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Mozilla Corporation not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Mozilla Corporation makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+ * Author:  Jeff Muizelaar (jeff at infidigm.net)
+ *
+ */
+
+#include "pixman-private.h"
+
+#ifdef USE_ARM
+
+static inline pixman_bool_t pixman_have_arm(void) { return TRUE; }
+
+#else
+#define pixman_have_arm() FALSE
+#endif
+
+#ifdef USE_ARM
+
+void
+fbCompositeSrcAdd_8000x8000arm (pixman_op_t op,
+				pixman_image_t * pSrc,
+				pixman_image_t * pMask,
+				pixman_image_t * pDst,
+				int16_t      xSrc,
+				int16_t      ySrc,
+				int16_t      xMask,
+				int16_t      yMask,
+				int16_t      xDst,
+				int16_t      yDst,
+				uint16_t     width,
+				uint16_t     height);
+void
+fbCompositeSrc_8888x8888arm (pixman_op_t op,
+			 pixman_image_t * pSrc,
+			 pixman_image_t * pMask,
+			 pixman_image_t * pDst,
+			 int16_t      xSrc,
+			 int16_t      ySrc,
+			 int16_t      xMask,
+			 int16_t      yMask,
+			 int16_t      xDst,
+			 int16_t      yDst,
+			 uint16_t     width,
+			 uint16_t     height);
+
+void
+fbCompositeSrc_8888x8x8888arm (pixman_op_t op,
+			 pixman_image_t * pSrc,
+			 pixman_image_t * pMask,
+			 pixman_image_t * pDst,
+			 int16_t      xSrc,
+			 int16_t      ySrc,
+			 int16_t      xMask,
+			 int16_t      yMask,
+			 int16_t      xDst,
+			 int16_t      yDst,
+			 uint16_t     width,
+			 uint16_t     height);
+void
+fbCompositeSolidMask_nx8x8888arm (pixman_op_t op,
+			 pixman_image_t * pSrc,
+			 pixman_image_t * pMask,
+			 pixman_image_t * pDst,
+			 int16_t      xSrc,
+			 int16_t      ySrc,
+			 int16_t      xMask,
+			 int16_t      yMask,
+			 int16_t      xDst,
+			 int16_t      yDst,
+			 uint16_t     width,
+			 uint16_t     height);
+
+
+#endif /* USE_ARM */
diff --git a/pixman/pixman-pict.c b/pixman/pixman-pict.c
index 193ea28..dde04c1 100644
--- a/pixman/pixman-pict.c
+++ b/pixman/pixman-pict.c
@@ -34,6 +34,7 @@
 #include "pixman-mmx.h"
 #include "pixman-vmx.h"
 #include "pixman-sse2.h"
+#include "pixman-arm.h"
 #include "pixman-combine32.h"
 
 #ifdef __GNUC__
@@ -1479,6 +1480,26 @@ static const FastPathInfo vmx_fast_paths[] =
 };
 #endif
 
+#ifdef USE_ARM
+static const FastPathInfo arm_fast_paths[] =
+{
+    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,     PIXMAN_a8r8g8b8, fbCompositeSrc_8888x8888arm,      0 },
+    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_null,	PIXMAN_x8r8g8b8, fbCompositeSrc_8888x8888arm,	   0 },
+    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_a8b8g8r8, fbCompositeSrc_8888x8888arm,	   0 },
+    { PIXMAN_OP_OVER, PIXMAN_a8b8g8r8, PIXMAN_null,	PIXMAN_x8b8g8r8, fbCompositeSrc_8888x8888arm,	   0 },
+    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSrc_8888x8x8888arm,    NEED_SOLID_MASK },
+    { PIXMAN_OP_OVER, PIXMAN_a8r8g8b8, PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSrc_8888x8x8888arm,	   NEED_SOLID_MASK },
+
+    { PIXMAN_OP_ADD, PIXMAN_a8,        PIXMAN_null,     PIXMAN_a8,       fbCompositeSrcAdd_8000x8000arm,   0 },
+
+    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8r8g8b8, fbCompositeSolidMask_nx8x8888arm,     0 },
+    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8r8g8b8, fbCompositeSolidMask_nx8x8888arm,     0 },
+    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_a8b8g8r8, fbCompositeSolidMask_nx8x8888arm,     0 },
+    { PIXMAN_OP_OVER, PIXMAN_solid,    PIXMAN_a8,       PIXMAN_x8b8g8r8, fbCompositeSolidMask_nx8x8888arm,     0 },
+
+    { PIXMAN_OP_NONE },
+};
+#endif
 
 static const FastPathInfo c_fast_paths[] =
 {
@@ -1829,6 +1850,12 @@ pixman_image_composite (pixman_op_t      op,
 	if (!info && pixman_have_vmx())
 	    info = get_fast_path (vmx_fast_paths, op, pSrc, pMask, pDst, pixbuf);
 #endif
+
+#ifdef USE_ARM
+	if (!info && pixman_have_arm())
+	    info = get_fast_path (arm_fast_paths, op, pSrc, pMask, pDst, pixbuf);
+#endif
+
         if (!info)
 	    info = get_fast_path (c_fast_paths, op, pSrc, pMask, pDst, pixbuf);
 


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