From: Henrik Gramner <hengar-6@student.ltu.se>
Date: Wed, 11 Jan 2012 17:40:34 +0000 (+0000)
Subject: fft: init functions with INIT_XMM/YMM.
X-Git-Tag: android-x86-4.4-r1~8529^2~3772
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=e7d02b04dcfb65d1873b81bd3281442ac5ddec1d;p=android-x86%2Fexternal-ffmpeg.git

fft: init functions with INIT_XMM/YMM.

This is required to handle clobbering of XMM registers on Win64
correctly. Fixes FFT and all tests depending on FFT on Win64.

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: Janne Grunau <janne-libav@jannau.net>
---

diff --git a/libavcodec/x86/fft_mmx.asm b/libavcodec/x86/fft_mmx.asm
index 27276a1a31..d6d07b825f 100644
--- a/libavcodec/x86/fft_mmx.asm
+++ b/libavcodec/x86/fft_mmx.asm
@@ -639,11 +639,14 @@ cglobal fft_dispatch%3%2, 2,5,8, z, nbits
 %endmacro ; DECL_FFT
 
 %ifdef HAVE_AVX
+INIT_YMM
 DECL_FFT 6, _avx
 DECL_FFT 6, _avx, _interleave
 %endif
+INIT_XMM
 DECL_FFT 5, _sse
 DECL_FFT 5, _sse, _interleave
+INIT_MMX
 DECL_FFT 4, _3dn
 DECL_FFT 4, _3dn, _interleave
 DECL_FFT 4, _3dn2