mirror of
https://salsa.debian.org/xorg-team/lib/pixman
synced 2026-08-09 22:49:42 +00:00
Add build system support for SSE2.
This commit is contained in:
Rodrigo Kumpera
Søren Sandmann
parent
ddfb69ae87
commit
6cb327be1f
29
configure.ac
29
configure.ac
@ -165,8 +165,37 @@ fi
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AM_CONDITIONAL(USE_SSE, test $have_sse_intrinsics = yes)
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dnl ===========================================================================
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dnl Check for SSE2
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SSE_CFLAGS="-mmmx -msse2 -Winline --param inline-unit-growth=10000 --param large-function-growth=10000"
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have_sse2_intrinsics=no
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AC_MSG_CHECKING(whether to use SSE2 intrinsics)
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xserver_save_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS -msse2 $MMX_CFLAGS"
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AC_COMPILE_IFELSE([
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#include <mmintrin.h>
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#include <xmmintrin.h>
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int main () {
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__m128i a, b, c;
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c = _mm_xor_si128 (a, b);
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return 0;
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}], have_sse2_intrinsics=yes)
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CFLAGS=$xserver_save_CFLAGS
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AC_MSG_RESULT($have_sse2_intrinsics)
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if test $have_sse2_intrinsics = yes ; then
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AC_DEFINE(USE_SSE2, 1, [use SSE compiler intrinsics])
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fi
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AM_CONDITIONAL(USE_SSE2, test $have_sse2_intrinsics = yes)
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dnl ========================================================
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AC_SUBST(MMX_CFLAGS)
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AC_SUBST(SSE_CFLAGS)
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PKG_CHECK_MODULES(GTK, [gtk+-2.0], [HAVE_GTK=yes], [HAVE_GTK=no])
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AM_CONDITIONAL(HAVE_GTK, [test "x$HAVE_GTK" = xyes])
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@ -30,3 +30,16 @@ libpixman_mmx_la_CFLAGS = $(DEP_CFLAGS) $(MMX_CFLAGS)
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libpixman_mmx_la_LIBADD = $(DEP_LIBS)
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libpixman_1_la_LIBADD += libpixman-mmx.la
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endif
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# sse2 code
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if USE_SSE2
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noinst_LTLIBRARIES = libpixman-sse.la
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libpixman_sse_la_SOURCES = \
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pixman-sse.c \
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pixman-sse.h
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libpixman_sse_la_CFLAGS = $(DEP_CFLAGS) $(SSE_CFLAGS)
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libpixman_sse_la_LIBADD = $(DEP_LIBS)
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libpixman_1_la_LIBADD += libpixman-sse.la
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endif
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@ -33,6 +33,7 @@
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#include "pixman-private.h"
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#include "pixman-mmx.h"
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#include "pixman-sse.h"
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#define FbFullMask(n) ((n) == 32 ? (uint32_t)-1 : ((((uint32_t) 1) << n) - 1))
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@ -1555,6 +1556,14 @@ static const FastPathInfo c_fast_paths[] =
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{ PIXMAN_OP_NONE },
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};
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#ifdef USE_SSE2
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static const FastPathInfo sse_fast_paths[] =
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{
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{ PIXMAN_OP_NONE },
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};
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#endif
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static pixman_bool_t
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mask_is_solid (pixman_image_t *mask)
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{
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@ -1655,6 +1664,15 @@ pixman_image_composite (pixman_op_t op,
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pixman_bool_t dstAlphaMap = pDst->common.alpha_map != NULL;
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CompositeFunc func = NULL;
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#ifdef USE_SSE2
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static pixman_bool_t sse_setup = FALSE;
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if (!sse_setup)
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{
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fbComposeSetupSSE();
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sse_setup = TRUE;
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}
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#endif
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#ifdef USE_MMX
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static pixman_bool_t mmx_setup = FALSE;
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if (!mmx_setup)
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@ -1706,9 +1724,16 @@ pixman_image_composite (pixman_op_t op,
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ySrc == yMask &&
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!pMask->common.component_alpha &&
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!maskRepeat;
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info = NULL;
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#ifdef USE_SSE2
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if (pixman_have_sse ())
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info = get_fast_path (sse_fast_paths, op, pSrc, pMask, pDst, pixbuf);
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if (!info)
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#endif
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#ifdef USE_MMX
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info = NULL;
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if (pixman_have_mmx())
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info = get_fast_path (mmx_fast_paths, op, pSrc, pMask, pDst, pixbuf);
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if (!info)
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@ -1976,5 +2001,21 @@ pixman_have_mmx (void)
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return mmx_present;
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}
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pixman_bool_t
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pixman_have_sse (void)
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{
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static pixman_bool_t initialized = FALSE;
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static pixman_bool_t sse_present;
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if (!initialized)
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{
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unsigned int features = detectCPUFeatures();
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sse_present = (features & (SSE|SSE2)) == (SSE|SSE2);
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initialized = TRUE;
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}
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return sse_present;
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}
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#endif /* __amd64__ */
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#endif
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41
pixman/pixman-sse.c
Normal file
41
pixman/pixman-sse.c
Normal file
@ -0,0 +1,41 @@
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/*
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* Copyright © 2008 Rodrigo Kumpera
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Red Hat not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. Red Hat makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*
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* Author: Rodrigo Kumpera (kumpera@gmail.com)
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef USE_SSE2
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void fbComposeSetupSSE(void)
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{
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/* check if we have SSE2 support and initialize accordingly */
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if (pixman_have_sse())
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{
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}
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}
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#endif /* USE_SSE2 */
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38
pixman/pixman-sse.h
Normal file
38
pixman/pixman-sse.h
Normal file
@ -0,0 +1,38 @@
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/*
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* Copyright © 2008 Rodrigo Kumpera
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Red Hat not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. Red Hat makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*
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* Author: Rodrigo Kumpera (kumpera@gmail.com)
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*
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "pixman-private.h"
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#ifdef USE_SSE2
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pixman_bool_t pixman_have_sse(void);
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void fbComposeSetupSSE(void);
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#endif /* USE_SSE2 */
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