diff options
Diffstat (limited to 'user/opencv/pmmx.patch')
| -rw-r--r-- | user/opencv/pmmx.patch | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/user/opencv/pmmx.patch b/user/opencv/pmmx.patch deleted file mode 100644 index f36d643cf..000000000 --- a/user/opencv/pmmx.patch +++ /dev/null @@ -1,27 +0,0 @@ -From 7dc162cb4252ccf461f1c63650abde3c8807b79c Mon Sep 17 00:00:00 2001 -From: Alexander Alekhin <alexander.alekhin@intel.com> -Date: Mon, 9 Apr 2018 18:25:51 +0300 -Subject: [PATCH] core: fix mm_pause() for non-SSE i386 builds - -replaced to safe binary compatible 'rep; nop' asm instruction ---- - modules/core/src/parallel_impl.cpp | 6 +++++- - 1 file changed, 5 insertions(+), 1 deletion(-) - -diff --git a/modules/core/src/parallel_impl.cpp b/modules/core/src/parallel_impl.cpp -index 78d9eb63694..bc64fce7a81 100644 ---- a/modules/core/src/parallel_impl.cpp -+++ b/modules/core/src/parallel_impl.cpp -@@ -49,7 +49,11 @@ DECLARE_CV_YIELD - DECLARE_CV_PAUSE - #endif - #ifndef CV_PAUSE --#if defined __GNUC__ && (defined __i386__ || defined __x86_64__) -+# if defined __GNUC__ && (defined __i386__ || defined __x86_64__) -+# if !defined(__SSE__) -+ static inline void cv_non_sse_mm_pause() { __asm__ __volatile__ ("rep; nop"); } -+# define _mm_pause cv_non_sse_mm_pause -+# endif - # define CV_PAUSE(v) do { for (int __delay = (v); __delay > 0; --__delay) { _mm_pause(); } } while (0) - # elif defined __GNUC__ && defined __aarch64__ - # define CV_PAUSE(v) do { for (int __delay = (v); __delay > 0; --__delay) { asm volatile("yield" ::: "memory"); } } while (0) |