Attachment 26978 Details for Bug 22390 – MMX __m64 functions implementation for MSVC, those which are used by pixman SSE2.

MMX __m64 functions implementation for MSVC, those which are used by pixman SSE2.

mmx_x64.h (text/plain), 5.32 KB, created by George Yohng on 2009-06-20 10:09:33 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: George Yohng

Created: 2009-06-20 10:09:33 UTC

Size: 5.32 KB

patch

obsolete

>#ifndef MMX_X64_H_INCLUDED
>#define MMX_X64_H_INCLUDED
>
>// Implementation of x64 MMX substitition functions, before
>// pixman is reimplemented not to use __m64 type on Visual C++
>
>// Copyright (C)2009 by George Yohng
>// Released in public domain.
>
>#include <intrin.h>
>#define M64C(a)  (*(const __m64 *)(&a))
>#define M64U(a)  (*(const unsigned long long *)(&a))
>
>__inline __m64 _m_from_int(int a)
>{
>    long long i64=a;
>    return M64C(i64);
>}
>
>__inline __m64 _mm_setzero_si64()
>{
>    long long i64=0;
>    return M64C(i64);
>}
>
>__inline __m64 _mm_set_pi32(int i1,int i0)
>{
>    unsigned long long i64=((unsigned)i0)+(((unsigned long long)(unsigned)i1)<<32);
>    return M64C(i64);    
>}
>
>__inline void _m_empty()
>{
>}
>
>__inline __m64 _mm_set1_pi16(short w)
>{
>    unsigned long long i64=((unsigned long long)(unsigned short)(w))*0x0001000100010001ULL;
>    return M64C(i64);
>}
>
>__inline int _m_to_int(__m64 m)
>{
>    return m.m64_i32[0];
>}
>
>__inline __m64 _mm_movepi64_pi64(__m128i a)
>{
>    return M64C(a.m128i_i64[0]);
>}
>
>__inline __m64 _m_pand(__m64 a,__m64 b)
>{
>    unsigned long long i64 = M64U(a) & M64U(b);
>    return M64C(i64);
>}
>
>__inline __m64 _m_por(__m64 a,__m64 b)
>{
>    unsigned long long i64 = M64U(a) | M64U(b);
>    return M64C(i64);
>}
>
>__inline __m64 _m_pxor(__m64 a,__m64 b)
>{
>    unsigned long long i64 = M64U(a) ^ M64U(b);
>    return M64C(i64);
>}
>
>
>__inline __m64 _m_pmulhuw(__m64 a,__m64 b) // unoptimized
>{
>    unsigned short d[4]=
>    {
>        (unsigned short)((((unsigned)a.m64_u16[0])*b.m64_u16[0])>>16),
>        (unsigned short)((((unsigned)a.m64_u16[1])*b.m64_u16[1])>>16),
>        (unsigned short)((((unsigned)a.m64_u16[2])*b.m64_u16[2])>>16),
>        (unsigned short)((((unsigned)a.m64_u16[3])*b.m64_u16[3])>>16)
>    };
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_pmullw2(__m64 a,__m64 b) // unoptimized
>{
>    unsigned short d[4]=
>    {
>        (unsigned short)((((unsigned)a.m64_u16[0])*b.m64_u16[0])),
>        (unsigned short)((((unsigned)a.m64_u16[1])*b.m64_u16[1])),
>        (unsigned short)((((unsigned)a.m64_u16[2])*b.m64_u16[2])),
>        (unsigned short)((((unsigned)a.m64_u16[3])*b.m64_u16[3]))
>    };
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_pmullw(__m64 a,__m64 b) // unoptimized
>{
>    unsigned long long x= ((unsigned long long)(unsigned short)((((unsigned)a.m64_u16[0])*b.m64_u16[0]))) +
>                          (((unsigned long long)(unsigned short)((((unsigned)a.m64_u16[1])*b.m64_u16[1])))<<16) +
>                          (((unsigned long long)(unsigned short)((((unsigned)a.m64_u16[2])*b.m64_u16[2])))<<32) +
>                          (((unsigned long long)(unsigned short)((((unsigned)a.m64_u16[3])*b.m64_u16[3])))<<48);
>    return M64C(x);
>}
>
>__inline __m64 _m_paddusb(__m64 a,__m64 b) // unoptimized
>{
>    unsigned long long x = (M64U(a)&0x00FF00FF00FF00FFULL)+
>                           (M64U(b)&0x00FF00FF00FF00FFULL);
>
>    unsigned long long y = ((M64U(a)>>8)&0x00FF00FF00FF00FFULL)+
>                           ((M64U(b)>>8)&0x00FF00FF00FF00FFULL);
>
>    x |= ((x&0xFF00FF00FF00FF00ULL)>>8)*0xFF;
>    y |= ((y&0xFF00FF00FF00FF00ULL)>>8)*0xFF;
>
>    x = (x&0x00FF00FF00FF00FFULL) | ((y&0x00FF00FF00FF00FFULL)<<8);
>
>    return M64C(x);
>}
>
>__inline __m64 _m_paddusw(__m64 a,__m64 b) // unoptimized
>{
>    unsigned long long x = (M64U(a)&0x0000FFFF0000FFFFULL)+
>                           (M64U(b)&0x0000FFFF0000FFFFULL);
>
>    unsigned long long y = ((M64U(a)>>16)&0x0000FFFF0000FFFFULL)+
>                           ((M64U(b)>>16)&0x0000FFFF0000FFFFULL);
>
>    x |= ((x&0xFFFF0000FFFF0000)>>16)*0xFFFF;
>    y |= ((y&0xFFFF0000FFFF0000)>>16)*0xFFFF;
>
>    x = (x&0x0000FFFF0000FFFFULL) | ((y&0x0000FFFF0000FFFFULL)<<16);
>
>    return M64C(x);
>}
>
>__inline __m64 _m_pshufw(__m64 a , int n ) // unoptimized
>{
>    unsigned short d[4]=
>    {
>        a.m64_u16[n&3],
>        a.m64_u16[(n>>2)&3],
>        a.m64_u16[(n>>4)&3],
>        a.m64_u16[(n>>6)&3]
>    };
>
>    return M64C(d[0]);
>}
>
>__inline unsigned char sat16(unsigned short d)
>{
>    if (d>0xFF) return 0xFF;else return d&0xFF;
>}
>
>__inline __m64 _m_packuswb(__m64 m1, __m64 m2) // unoptimized
>{
>    unsigned char d[8]=
>    {
>        sat16(m1.m64_u16[0]),
>        sat16(m1.m64_u16[1]),
>        sat16(m1.m64_u16[2]),
>        sat16(m1.m64_u16[3]),
>        sat16(m2.m64_u16[0]),
>        sat16(m2.m64_u16[1]),
>        sat16(m2.m64_u16[2]),
>        sat16(m2.m64_u16[3])
>    };
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_punpcklbw(__m64 m1, __m64 m2) // unoptimized
>{
>    unsigned char d[8]=
>    {
>        m1.m64_u8[0],
>        m2.m64_u8[0],
>        m1.m64_u8[1],
>        m2.m64_u8[1],
>        m1.m64_u8[2],
>        m2.m64_u8[2],
>        m1.m64_u8[3],
>        m2.m64_u8[3],
>    };
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_punpckhbw(__m64 m1, __m64 m2) // unoptimized
>{
>    unsigned char d[8]=
>    {
>        m1.m64_u8[4],
>        m2.m64_u8[4],
>        m1.m64_u8[5],
>        m2.m64_u8[5],
>        m1.m64_u8[6],
>        m2.m64_u8[6],
>        m1.m64_u8[7],
>        m2.m64_u8[7],
>    };
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_psrlwi(__m64 a, int n) // unoptimized
>{
>    unsigned short d[4]=
>    {
>        a.m64_u16[0]>>n,
>        a.m64_u16[1]>>n,
>        a.m64_u16[2]>>n,
>        a.m64_u16[3]>>n
>    };
>
>    return M64C(d[0]);
>}
>
>__inline __m64 _m_psrlqi(__m64 m,int n)
>{
>    unsigned long long x=M64U(m)>>n;
>
>    return M64C(x);
>}
>
>__inline __m64 _m_psllqi(__m64 m,int n)
>{
>    unsigned long long x=M64U(m)<<n;
>
>    return M64C(x);
>}
>
>
>#endif //MMX_X64_H_INCLUDED

Actions: View

Attachments on bug 22390: 26978

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.