void gmc1_altivec(uint8_t *dst /* align 8 */, uint8_t *src /* align1 */, int stride, int h, int x16, int y16, int rounder)

{

POWERPC_TBL_DECLARE(altivec_gmc1_num, GMC1_PERF_COND);

#ifdef ALTIVEC_USE_REFERENCE_C_CODE

    const int A=(16-x16)*(16-y16);

    const int B=(   x16)*(16-y16);

    const int C=(16-x16)*(   y16);

    const int D=(   x16)*(   y16);

    int i;



POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);

    

    for(i=0; i<h; i++)

    {

        dst[0]= (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + rounder)>>8;

        dst[1]= (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + rounder)>>8;

        dst[2]= (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + rounder)>>8;

        dst[3]= (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + rounder)>>8;

        dst[4]= (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + rounder)>>8;

        dst[5]= (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + rounder)>>8;

        dst[6]= (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + rounder)>>8;

        dst[7]= (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + rounder)>>8;

        dst+= stride;

        src+= stride;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#else /* ALTIVEC_USE_REFERENCE_C_CODE */

    const unsigned short __attribute__ ((aligned(16))) rounder_a[8] =

      {rounder, rounder, rounder, rounder,

       rounder, rounder, rounder, rounder};

    const unsigned short __attribute__ ((aligned(16))) ABCD[8] =

      {

        (16-x16)*(16-y16), /* A */

        (   x16)*(16-y16), /* B */

        (16-x16)*(   y16), /* C */

        (   x16)*(   y16), /* D */

        0, 0, 0, 0         /* padding */

      };

    register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);

    register const vector unsigned short vcsr8 = (const vector unsigned short)vec_splat_u16(8);

    register vector unsigned char dstv, dstv2, src_0, src_1, srcvA, srcvB, srcvC, srcvD;

    register vector unsigned short Av, Bv, Cv, Dv, rounderV, tempA, tempB, tempC, tempD;

    int i;

    unsigned long dst_odd = (unsigned long)dst & 0x0000000F;

    unsigned long src_really_odd = (unsigned long)src & 0x0000000F;





POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



    tempA = vec_ld(0, (unsigned short*)ABCD);

    Av = vec_splat(tempA, 0);

    Bv = vec_splat(tempA, 1);

    Cv = vec_splat(tempA, 2);

    Dv = vec_splat(tempA, 3);



    rounderV = vec_ld(0, (unsigned short*)rounder_a);

    

    // we'll be able to pick-up our 9 char elements

    // at src from those 32 bytes

    // we load the first batch here, as inside the loop

    // we can re-use 'src+stride' from one iteration

    // as the 'src' of the next.

    src_0 = vec_ld(0, src);

    src_1 = vec_ld(16, src);

    srcvA = vec_perm(src_0, src_1, vec_lvsl(0, src));

    

    if (src_really_odd != 0x0000000F)

    { // if src & 0xF == 0xF, then (src+1) is properly aligned on the second vector.

      srcvB = vec_perm(src_0, src_1, vec_lvsl(1, src));

    }

    else

    {

      srcvB = src_1;

    }

    srcvA = vec_mergeh(vczero, srcvA);

    srcvB = vec_mergeh(vczero, srcvB);

    

    for(i=0; i<h; i++)

    {

      dst_odd = (unsigned long)dst & 0x0000000F;

      src_really_odd = (((unsigned long)src) + stride) & 0x0000000F;

      

      dstv = vec_ld(0, dst);

      

      // we we'll be able to pick-up our 9 char elements

      // at src + stride from those 32 bytes

      // then reuse the resulting 2 vectors srvcC and srcvD

      // as the next srcvA and srcvB

      src_0 = vec_ld(stride + 0, src);

      src_1 = vec_ld(stride + 16, src);

      srcvC = vec_perm(src_0, src_1, vec_lvsl(stride + 0, src));

      

      if (src_really_odd != 0x0000000F)

      { // if src & 0xF == 0xF, then (src+1) is properly aligned on the second vector.

        srcvD = vec_perm(src_0, src_1, vec_lvsl(stride + 1, src));

      }

      else

      {

        srcvD = src_1;

      }

      

      srcvC = vec_mergeh(vczero, srcvC);

      srcvD = vec_mergeh(vczero, srcvD);

      



      // OK, now we (finally) do the math :-)

      // those four instructions replaces 32 int muls & 32 int adds.

      // isn't AltiVec nice ?

      tempA = vec_mladd((vector unsigned short)srcvA, Av, rounderV);

      tempB = vec_mladd((vector unsigned short)srcvB, Bv, tempA);

      tempC = vec_mladd((vector unsigned short)srcvC, Cv, tempB);

      tempD = vec_mladd((vector unsigned short)srcvD, Dv, tempC);

      

      srcvA = srcvC;

      srcvB = srcvD;

      

      tempD = vec_sr(tempD, vcsr8);

      

      dstv2 = vec_pack(tempD, (vector unsigned short)vczero);

      

      if (dst_odd)

      {

        dstv2 = vec_perm(dstv, dstv2, vcprm(0,1,s0,s1));

      }

      else

      {

        dstv2 = vec_perm(dstv, dstv2, vcprm(s0,s1,2,3));

      }

      

      vec_st(dstv2, 0, dst);

      

      dst += stride;

      src += stride;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#endif /* ALTIVEC_USE_REFERENCE_C_CODE */

}

void gmc1_altivec(uint8_t *dst , uint8_t *src , int stride, int h, int x16, int y16, int rounder)

{

POWERPC_TBL_DECLARE(altivec_gmc1_num, GMC1_PERF_COND);

#ifdef ALTIVEC_USE_REFERENCE_C_CODE

    const int A=(16-x16)*(16-y16);

    const int B=(   x16)*(16-y16);

    const int C=(16-x16)*(   y16);

    const int D=(   x16)*(   y16);

    int i;



POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);

    

    for(i=0; i<h; i++)

    {

        dst[0]= (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + rounder)>>8;

        dst[1]= (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + rounder)>>8;

        dst[2]= (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + rounder)>>8;

        dst[3]= (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + rounder)>>8;

        dst[4]= (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + rounder)>>8;

        dst[5]= (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + rounder)>>8;

        dst[6]= (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + rounder)>>8;

        dst[7]= (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + rounder)>>8;

        dst+= stride;

        src+= stride;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#else 

    const unsigned short __attribute__ ((aligned(16))) rounder_a[8] =

      {rounder, rounder, rounder, rounder,

       rounder, rounder, rounder, rounder};

    const unsigned short __attribute__ ((aligned(16))) ABCD[8] =

      {

        (16-x16)*(16-y16), 

        (   x16)*(16-y16), 

        (16-x16)*(   y16), 

        (   x16)*(   y16), 

        0, 0, 0, 0         

      };

    register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0);

    register const vector unsigned short vcsr8 = (const vector unsigned short)vec_splat_u16(8);

    register vector unsigned char dstv, dstv2, src_0, src_1, srcvA, srcvB, srcvC, srcvD;

    register vector unsigned short Av, Bv, Cv, Dv, rounderV, tempA, tempB, tempC, tempD;

    int i;

    unsigned long dst_odd = (unsigned long)dst & 0x0000000F;

    unsigned long src_really_odd = (unsigned long)src & 0x0000000F;





POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



    tempA = vec_ld(0, (unsigned short*)ABCD);

    Av = vec_splat(tempA, 0);

    Bv = vec_splat(tempA, 1);

    Cv = vec_splat(tempA, 2);

    Dv = vec_splat(tempA, 3);



    rounderV = vec_ld(0, (unsigned short*)rounder_a);

    

    

    

    

    

    

    src_0 = vec_ld(0, src);

    src_1 = vec_ld(16, src);

    srcvA = vec_perm(src_0, src_1, vec_lvsl(0, src));

    

    if (src_really_odd != 0x0000000F)

    { 

      srcvB = vec_perm(src_0, src_1, vec_lvsl(1, src));

    }

    else

    {

      srcvB = src_1;

    }

    srcvA = vec_mergeh(vczero, srcvA);

    srcvB = vec_mergeh(vczero, srcvB);

    

    for(i=0; i<h; i++)

    {

      dst_odd = (unsigned long)dst & 0x0000000F;

      src_really_odd = (((unsigned long)src) + stride) & 0x0000000F;

      

      dstv = vec_ld(0, dst);

      

      

      

      

      

      src_0 = vec_ld(stride + 0, src);

      src_1 = vec_ld(stride + 16, src);

      srcvC = vec_perm(src_0, src_1, vec_lvsl(stride + 0, src));

      

      if (src_really_odd != 0x0000000F)

      { 

        srcvD = vec_perm(src_0, src_1, vec_lvsl(stride + 1, src));

      }

      else

      {

        srcvD = src_1;

      }

      

      srcvC = vec_mergeh(vczero, srcvC);

      srcvD = vec_mergeh(vczero, srcvD);

      



      

      

      

      tempA = vec_mladd((vector unsigned short)srcvA, Av, rounderV);

      tempB = vec_mladd((vector unsigned short)srcvB, Bv, tempA);

      tempC = vec_mladd((vector unsigned short)srcvC, Cv, tempB);

      tempD = vec_mladd((vector unsigned short)srcvD, Dv, tempC);

      

      srcvA = srcvC;

      srcvB = srcvD;

      

      tempD = vec_sr(tempD, vcsr8);

      

      dstv2 = vec_pack(tempD, (vector unsigned short)vczero);

      

      if (dst_odd)

      {

        dstv2 = vec_perm(dstv, dstv2, vcprm(0,1,s0,s1));

      }

      else

      {

        dstv2 = vec_perm(dstv, dstv2, vcprm(s0,s1,2,3));

      }

      

      vec_st(dstv2, 0, dst);

      

      dst += stride;

      src += stride;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#endif 

}

void FUNC_0(uint8_t *VAR_0 , uint8_t *VAR_1 , int VAR_2, int VAR_3, int VAR_4, int VAR_5, int VAR_6)

{

POWERPC_TBL_DECLARE(altivec_gmc1_num, GMC1_PERF_COND);

#ifdef ALTIVEC_USE_REFERENCE_C_CODE

    const int A=(16-VAR_4)*(16-VAR_5);

    const int B=(   VAR_4)*(16-VAR_5);

    const int C=(16-VAR_4)*(   VAR_5);

    const int D=(   VAR_4)*(   VAR_5);

    int VAR_13;



POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);

    

    for(VAR_13=0; VAR_13<VAR_3; VAR_13++)

    {

        VAR_0[0]= (A*VAR_1[0] + B*VAR_1[1] + C*VAR_1[VAR_2+0] + D*VAR_1[VAR_2+1] + VAR_6)>>8;

        VAR_0[1]= (A*VAR_1[1] + B*VAR_1[2] + C*VAR_1[VAR_2+1] + D*VAR_1[VAR_2+2] + VAR_6)>>8;

        VAR_0[2]= (A*VAR_1[2] + B*VAR_1[3] + C*VAR_1[VAR_2+2] + D*VAR_1[VAR_2+3] + VAR_6)>>8;

        VAR_0[3]= (A*VAR_1[3] + B*VAR_1[4] + C*VAR_1[VAR_2+3] + D*VAR_1[VAR_2+4] + VAR_6)>>8;

        VAR_0[4]= (A*VAR_1[4] + B*VAR_1[5] + C*VAR_1[VAR_2+4] + D*VAR_1[VAR_2+5] + VAR_6)>>8;

        VAR_0[5]= (A*VAR_1[5] + B*VAR_1[6] + C*VAR_1[VAR_2+5] + D*VAR_1[VAR_2+6] + VAR_6)>>8;

        VAR_0[6]= (A*VAR_1[6] + B*VAR_1[7] + C*VAR_1[VAR_2+6] + D*VAR_1[VAR_2+7] + VAR_6)>>8;

        VAR_0[7]= (A*VAR_1[7] + B*VAR_1[8] + C*VAR_1[VAR_2+7] + D*VAR_1[VAR_2+8] + VAR_6)>>8;

        VAR_0+= VAR_2;

        VAR_1+= VAR_2;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#else 

    const unsigned short __attribute__ ((aligned(16))) VAR_7[8] =

      {VAR_6, VAR_6, VAR_6, VAR_6,

       VAR_6, VAR_6, VAR_6, VAR_6};

    const unsigned short __attribute__ ((aligned(16))) VAR_8[8] =

      {

        (16-VAR_4)*(16-VAR_5), 

        (   VAR_4)*(16-VAR_5), 

        (16-VAR_4)*(   VAR_5), 

        (   VAR_4)*(   VAR_5), 

        0, 0, 0, 0         

      };

    register const vector unsigned char VAR_9 = (const vector unsigned char)vec_splat_u8(0);

    register const vector unsigned short VAR_10 = (const vector unsigned short)vec_splat_u16(8);

    register vector unsigned char VAR_11, dstv2, src_0, src_1, srcvA, srcvB, srcvC, srcvD;

    register vector unsigned short VAR_12, Bv, Cv, Dv, rounderV, tempA, tempB, tempC, tempD;

    int VAR_13;

    unsigned long VAR_14 = (unsigned long)VAR_0 & 0x0000000F;

    unsigned long VAR_15 = (unsigned long)VAR_1 & 0x0000000F;





POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



    tempA = vec_ld(0, (unsigned short*)VAR_8);

    VAR_12 = vec_splat(tempA, 0);

    Bv = vec_splat(tempA, 1);

    Cv = vec_splat(tempA, 2);

    Dv = vec_splat(tempA, 3);



    rounderV = vec_ld(0, (unsigned short*)VAR_7);

    

    

    

    

    

    

    src_0 = vec_ld(0, VAR_1);

    src_1 = vec_ld(16, VAR_1);

    srcvA = vec_perm(src_0, src_1, vec_lvsl(0, VAR_1));

    

    if (VAR_15 != 0x0000000F)

    { 

      srcvB = vec_perm(src_0, src_1, vec_lvsl(1, VAR_1));

    }

    else

    {

      srcvB = src_1;

    }

    srcvA = vec_mergeh(VAR_9, srcvA);

    srcvB = vec_mergeh(VAR_9, srcvB);

    

    for(VAR_13=0; VAR_13<VAR_3; VAR_13++)

    {

      VAR_14 = (unsigned long)VAR_0 & 0x0000000F;

      VAR_15 = (((unsigned long)VAR_1) + VAR_2) & 0x0000000F;

      

      VAR_11 = vec_ld(0, VAR_0);

      

      

      

      

      

      src_0 = vec_ld(VAR_2 + 0, VAR_1);

      src_1 = vec_ld(VAR_2 + 16, VAR_1);

      srcvC = vec_perm(src_0, src_1, vec_lvsl(VAR_2 + 0, VAR_1));

      

      if (VAR_15 != 0x0000000F)

      { 

        srcvD = vec_perm(src_0, src_1, vec_lvsl(VAR_2 + 1, VAR_1));

      }

      else

      {

        srcvD = src_1;

      }

      

      srcvC = vec_mergeh(VAR_9, srcvC);

      srcvD = vec_mergeh(VAR_9, srcvD);

      



      

      

      

      tempA = vec_mladd((vector unsigned short)srcvA, VAR_12, rounderV);

      tempB = vec_mladd((vector unsigned short)srcvB, Bv, tempA);

      tempC = vec_mladd((vector unsigned short)srcvC, Cv, tempB);

      tempD = vec_mladd((vector unsigned short)srcvD, Dv, tempC);

      

      srcvA = srcvC;

      srcvB = srcvD;

      

      tempD = vec_sr(tempD, VAR_10);

      

      dstv2 = vec_pack(tempD, (vector unsigned short)VAR_9);

      

      if (VAR_14)

      {

        dstv2 = vec_perm(VAR_11, dstv2, vcprm(0,1,s0,s1));

      }

      else

      {

        dstv2 = vec_perm(VAR_11, dstv2, vcprm(s0,s1,2,3));

      }

      

      vec_st(dstv2, 0, VAR_0);

      

      VAR_0 += VAR_2;

      VAR_1 += VAR_2;

    }



POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND);



#endif 

}

void FUNC_0(uint8_t *VAR_0 , uint8_t *VAR_1 , int VAR_2, int VAR_3, int VAR_4, int VAR_5, int VAR_6)
{ POWERPC_TBL_DECLARE(altivec_gmc1_num, GMC1_PERF_COND); #ifdef ALTIVEC_USE_REFERENCE_C_CODE
const int A=(16-VAR_4)*(16-VAR_5); const int B=(   VAR_4)*(16-VAR_5); const int C=(16-VAR_4)*(   VAR_5); const int D=(   VAR_4)*(   VAR_5); int VAR_13; POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND); for(VAR_13=0; VAR_13<VAR_3; VAR_13++) { VAR_0[0]= (A*VAR_1[0] + B*VAR_1[1] + C*VAR_1[VAR_2+0] + D*VAR_1[VAR_2+1] + VAR_6)>>8; VAR_0[1]= (A*VAR_1[1] + B*VAR_1[2] + C*VAR_1[VAR_2+1] + D*VAR_1[VAR_2+2] + VAR_6)>>8; VAR_0[2]= (A*VAR_1[2] + B*VAR_1[3] + C*VAR_1[VAR_2+2] + D*VAR_1[VAR_2+3] + VAR_6)>>8; VAR_0[3]= (A*VAR_1[3] + B*VAR_1[4] + C*VAR_1[VAR_2+3] + D*VAR_1[VAR_2+4] + VAR_6)>>8; VAR_0[4]= (A*VAR_1[4] + B*VAR_1[5] + C*VAR_1[VAR_2+4] + D*VAR_1[VAR_2+5] + VAR_6)>>8; VAR_0[5]= (A*VAR_1[5] + B*VAR_1[6] + C*VAR_1[VAR_2+5] + D*VAR_1[VAR_2+6] + VAR_6)>>8; VAR_0[6]= (A*VAR_1[6] + B*VAR_1[7] + C*VAR_1[VAR_2+6] + D*VAR_1[VAR_2+7] + VAR_6)>>8; VAR_0[7]= (A*VAR_1[7] + B*VAR_1[8] + C*VAR_1[VAR_2+7] + D*VAR_1[VAR_2+8] + VAR_6)>>8; VAR_0+= VAR_2; VAR_1+= VAR_2; } POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND); #else
const unsigned short __attribute__ ((aligned(16))) VAR_7[8] =
{VAR_6, VAR_6, VAR_6, VAR_6, VAR_6, VAR_6, VAR_6, VAR_6}; const unsigned short __attribute__ ((aligned(16))) VAR_8[8] =
{ (16-VAR_4)*(16-VAR_5),
(   VAR_4)*(16-VAR_5),
(16-VAR_4)*(   VAR_5),
(   VAR_4)*(   VAR_5),
0, 0, 0, 0
}; register const vector unsigned char VAR_9 = (const vector unsigned char)vec_splat_u8(0); register const vector unsigned short VAR_10 = (const vector unsigned short)vec_splat_u16(8); register vector unsigned char VAR_11, dstv2, src_0, src_1, srcvA, srcvB, srcvC, srcvD; register vector unsigned short VAR_12, Bv, Cv, Dv, rounderV, tempA, tempB, tempC, tempD; int VAR_13; unsigned long VAR_14 = (unsigned long)VAR_0 & 0x0000000F; unsigned long VAR_15 = (unsigned long)VAR_1 & 0x0000000F; POWERPC_TBL_START_COUNT(altivec_gmc1_num, GMC1_PERF_COND); tempA = vec_ld(0, (unsigned short*)VAR_8); VAR_12 = vec_splat(tempA, 0); Bv = vec_splat(tempA, 1); Cv = vec_splat(tempA, 2); Dv = vec_splat(tempA, 3); rounderV = vec_ld(0, (unsigned short*)VAR_7); src_0 = vec_ld(0, VAR_1); src_1 = vec_ld(16, VAR_1); srcvA = vec_perm(src_0, src_1, vec_lvsl(0, VAR_1)); if (VAR_15 != 0x0000000F)
{ srcvB = vec_perm(src_0, src_1, vec_lvsl(1, VAR_1)); } else
{ srcvB = src_1; } srcvA = vec_mergeh(VAR_9, srcvA); srcvB = vec_mergeh(VAR_9, srcvB); for(VAR_13=0; VAR_13<VAR_3; VAR_13++) { VAR_14 = (unsigned long)VAR_0 & 0x0000000F; VAR_15 = (((unsigned long)VAR_1) + VAR_2) & 0x0000000F; VAR_11 = vec_ld(0, VAR_0); src_0 = vec_ld(VAR_2 + 0, VAR_1); src_1 = vec_ld(VAR_2 + 16, VAR_1); srcvC = vec_perm(src_0, src_1, vec_lvsl(VAR_2 + 0, VAR_1)); if (VAR_15 != 0x0000000F)
{ srcvD = vec_perm(src_0, src_1, vec_lvsl(VAR_2 + 1, VAR_1)); } else
{ srcvD = src_1; } srcvC = vec_mergeh(VAR_9, srcvC); srcvD = vec_mergeh(VAR_9, srcvD); tempA = vec_mladd((vector unsigned short)srcvA, VAR_12, rounderV); tempB = vec_mladd((vector unsigned short)srcvB, Bv, tempA); tempC = vec_mladd((vector unsigned short)srcvC, Cv, tempB); tempD = vec_mladd((vector unsigned short)srcvD, Dv, tempC); srcvA = srcvC; srcvB = srcvD; tempD = vec_sr(tempD, VAR_10); dstv2 = vec_pack(tempD, (vector unsigned short)VAR_9); if (VAR_14)
{ dstv2 = vec_perm(VAR_11, dstv2, vcprm(0,1,s0,s1)); } else
{ dstv2 = vec_perm(VAR_11, dstv2, vcprm(s0,s1,2,3)); } vec_st(dstv2, 0, VAR_0); VAR_0 += VAR_2; VAR_1 += VAR_2; } POWERPC_TBL_STOP_COUNT(altivec_gmc1_num, GMC1_PERF_COND); #endif
}