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Merge pull request #15511 from pmur:vmuleo-fix-gcc7

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This commit is contained in:
Alexander Alekhin 2019-09-13 16:48:18 +00:00
commit 69c19dc3d3
1 changed files with 27 additions and 0 deletions
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27
modules/core/include/opencv2/core/vsx_utils.hpp
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@ -124,6 +124,33 @@ VSX_FINLINE(rt) fnm(const rg& a, const rg& b) \
#define VSX_IMPL_2VRG(rt, rg, opc, fnm) VSX_IMPL_2VRG_F(rt, rg, #opc" %0,%1,%2", fnm)
#if __GNUG__ < 8
// Support for int4 -> dword2 expanding multiply was added in GCC 8.
#ifdef vec_mule
#undef vec_mule
#endif
#ifdef vec_mulo
#undef vec_mulo
#endif
VSX_REDIRECT_2RG(vec_ushort8, vec_uchar16, vec_mule, __builtin_vec_mule)
VSX_REDIRECT_2RG(vec_short8, vec_char16, vec_mule, __builtin_vec_mule)
VSX_REDIRECT_2RG(vec_int4, vec_short8, vec_mule, __builtin_vec_mule)
VSX_REDIRECT_2RG(vec_uint4, vec_ushort8, vec_mule, __builtin_vec_mule)
VSX_REDIRECT_2RG(vec_ushort8, vec_uchar16, vec_mulo, __builtin_vec_mulo)
VSX_REDIRECT_2RG(vec_short8, vec_char16, vec_mulo, __builtin_vec_mulo)
VSX_REDIRECT_2RG(vec_int4, vec_short8, vec_mulo, __builtin_vec_mulo)
VSX_REDIRECT_2RG(vec_uint4, vec_ushort8, vec_mulo, __builtin_vec_mulo)
// dword2 support arrived in ISA 2.07 and GCC 8+
VSX_IMPL_2VRG(vec_dword2, vec_int4, vmulesw, vec_mule)
VSX_IMPL_2VRG(vec_udword2, vec_uint4, vmuleuw, vec_mule)
VSX_IMPL_2VRG(vec_dword2, vec_int4, vmulosw, vec_mulo)
VSX_IMPL_2VRG(vec_udword2, vec_uint4, vmulouw, vec_mulo)
#endif
#if __GNUG__ < 7
// up to GCC 6 vec_mul only supports precisions and llong
# ifdef vec_mul