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Enable __SSE__ / __SSE2__ with Visual Studio

This commit is contained in:
Even Rouault 2017-06-20 18:24:21 +02:00
parent fa55b52d19
commit f06cfadef8
1 changed files with 26 additions and 0 deletions
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26
src/lib/openjp2/opj_includes.h
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@ -187,6 +187,32 @@ static INLINE long opj_lrintf(float f)
# pragma intrinsic(__emul) # pragma intrinsic(__emul)
#endif #endif
/* Apparently Visual Studio doesn't define __SSE__ / __SSE2__ macros */
#if defined(_M_X64)
/* Intel 64bit support SSE and SSE2 */
# ifndef __SSE__
# define __SSE__ 1
# endif
# ifndef __SSE2__
# define __SSE2__ 1
# endif
#endif
/* For x86, test the value of the _M_IX86_FP macro. */
/* See https://msdn.microsoft.com/en-us/library/b0084kay.aspx */
#if defined(_M_IX86_FP)
# if _M_IX86_FP >= 1
# ifndef __SSE__
# define __SSE__ 1
# endif
# endif
# if _M_IX86_FP >= 2
# ifndef __SSE2__
# define __SSE2__ 1
# endif
# endif
#endif
/* Type to use for bit-fields in internal headers */ /* Type to use for bit-fields in internal headers */
typedef unsigned int OPJ_BITFIELD; typedef unsigned int OPJ_BITFIELD;