diff options
author | Ronald S. Bultje <rsbultje@gmail.com> | 2012-02-02 23:48:13 +0400 |
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committer | Ronald S. Bultje <rsbultje@gmail.com> | 2012-02-03 00:00:48 +0400 |
commit | 7e4d9d5d456916f51cb40ef646fad5b0a467f4b1 (patch) | |
tree | a03a9432b4a55cbc90f09ad900de72cb7f43124f /libswscale | |
parent | 89415b8e3fb83d67fdc518323cc364aa74ec2af2 (diff) |
win64: add a XMM clobber test configure option.
This will be useful to test more aggressively for failures to mark XMM
registers as clobbered in Win64 builds, and prevent regressions thereof.
Based on a patch by Ramiro Polla <ramiro.polla@gmail.com>
Diffstat (limited to 'libswscale')
-rw-r--r-- | libswscale/Makefile | 2 | ||||
-rw-r--r-- | libswscale/x86/w64xmmtest.c | 31 |
2 files changed, 33 insertions, 0 deletions
diff --git a/libswscale/Makefile b/libswscale/Makefile index bef4200c59..0aee7e497b 100644 --- a/libswscale/Makefile +++ b/libswscale/Makefile @@ -21,6 +21,8 @@ MMX-OBJS-$(HAVE_YASM) += x86/input.o \ x86/output.o \ x86/scale.o +OBJS-$(CONFIG_XMM_CLOBBER_TEST) += x86/w64xmmtest.o + TESTPROGS = colorspace swscale DIRS = bfin mlib ppc sparc x86 diff --git a/libswscale/x86/w64xmmtest.c b/libswscale/x86/w64xmmtest.c new file mode 100644 index 0000000000..dd9a2a4378 --- /dev/null +++ b/libswscale/x86/w64xmmtest.c @@ -0,0 +1,31 @@ +/* + * check XMM registers for clobbers on Win64 + * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/x86/w64xmmtest.h" +#include "libswscale/swscale.h" + +wrap(sws_scale(struct SwsContext *c, const uint8_t *const srcSlice[], + const int srcStride[], int srcSliceY, int srcSliceH, + uint8_t *const dst[], const int dstStride[])) +{ + testxmmclobbers(sws_scale, c, srcSlice, srcStride, srcSliceY, + srcSliceH, dst, dstStride); +} |