register const vector unsigned char vczero = (const vector unsigned char)(0); register const vector unsigned short vcone = (const vector unsigned short)(1); register const vector unsigned short vctwo = (const vector unsigned short)(2);
register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0); register const vector unsigned short vcone = (const vector unsigned short)vec_splat_u16(1); register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2);
void put_no_rnd_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h){POWERPC_TBL_DECLARE(altivec_put_no_rnd_pixels8_xy2_num, 1);#ifdef ALTIVEC_USE_REFERENCE_C_CODE    int j;POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);    for (j = 0; j < 2; j++) {      int i;      const uint32_t a = (((const struct unaligned_32 *) (pixels))->l);      const uint32_t b =        (((const struct unaligned_32 *) (pixels + 1))->l);      uint32_t l0 =        (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;      uint32_t h0 =        ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);      uint32_t l1, h1;      pixels += line_size;      for (i = 0; i < h; i += 2) {        uint32_t a = (((const struct unaligned_32 *) (pixels))->l);        uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l);        l1 = (a & 0x03030303UL) + (b & 0x03030303UL);        h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);        *((uint32_t *) block) =          h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);        pixels += line_size;        block += line_size;        a = (((const struct unaligned_32 *) (pixels))->l);        b = (((const struct unaligned_32 *) (pixels + 1))->l);        l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x01010101UL;        h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2);        *((uint32_t *) block) =          h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL);        pixels += line_size;        block += line_size;      } pixels += 4 - line_size * (h + 1);      block += 4 - line_size * h;    }    POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);#else /* ALTIVEC_USE_REFERENCE_C_CODE */   register int i;   register vector unsigned char     pixelsv1, pixelsv2,     pixelsavg;   register vector unsigned char     blockv, temp1, temp2;   register vector unsigned short     pixelssum1, pixelssum2, temp3;   register const vector unsigned char vczero = (const vector unsigned char)(0);   register const vector unsigned short vcone = (const vector unsigned short)(1);   register const vector unsigned short vctwo = (const vector unsigned short)(2);      temp1 = vec_ld(0, pixels);   temp2 = vec_ld(16, pixels);   pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels));   if ((((unsigned long)pixels) & 0x0000000F) ==  0x0000000F)   {     pixelsv2 = temp2;   }   else   {     pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels));   }   pixelsv1 = vec_mergeh(vczero, pixelsv1);   pixelsv2 = vec_mergeh(vczero, pixelsv2);   pixelssum1 = vec_add((vector unsigned short)pixelsv1,                        (vector unsigned short)pixelsv2);   pixelssum1 = vec_add(pixelssum1, vcone);   POWERPC_TBL_START_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);    for (i = 0; i < h ; i++) {     int rightside = ((unsigned long)block & 0x0000000F);     blockv = vec_ld(0, block);     temp1 = vec_ld(line_size, pixels);     temp2 = vec_ld(line_size + 16, pixels);     pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels));     if (((((unsigned long)pixels) + line_size) & 0x0000000F) ==  0x0000000F)     {       pixelsv2 = temp2;     }     else     {       pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels));     }     pixelsv1 = vec_mergeh(vczero, pixelsv1);     pixelsv2 = vec_mergeh(vczero, pixelsv2);     pixelssum2 = vec_add((vector unsigned short)pixelsv1,                          (vector unsigned short)pixelsv2);     temp3 = vec_add(pixelssum1, pixelssum2);     temp3 = vec_sra(temp3, vctwo);     pixelssum1 = vec_add(pixelssum2, vcone);     pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero);          if (rightside)     {       blockv = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1));     }     else     {       blockv = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3));     }          vec_st(blockv, 0, block);          block += line_size;     pixels += line_size;   }   POWERPC_TBL_STOP_COUNT(altivec_put_no_rnd_pixels8_xy2_num, 1);#endif /* ALTIVEC_USE_REFERENCE_C_CODE */}