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src/java.desktop/share/native/libmlib_image/mlib_c_ImageAffine_BC_S16.c

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rev 59383 : [mq]: final

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -66,539 +66,11 @@
 #define DTYPE           mlib_s16
 #define FILTER_BITS     9
 #define FUN_NAME(CHAN)  mlib_ImageAffine_s16_##CHAN##_bc
 
 /***************************************************************/
-#ifdef __sparc /* for SPARC, using floating-point multiplies is faster */
-
-#undef  FILTER_ELEM_BITS
-#define FILTER_ELEM_BITS  4
-
-#ifdef MLIB_USE_FTOI_CLAMPING
-
-#define SAT16(DST)                                              \
-  DST = ((mlib_s32)val0) >> 16
-
-#else
-
-#define SAT16(DST)                                              \
-  if (val0 >= MLIB_S32_MAX)                                     \
-    DST = MLIB_S16_MAX;                                         \
-  else if (val0 <= MLIB_S32_MIN)                                \
-    DST = MLIB_S16_MIN;                                         \
-  else                                                          \
-    DST = ((mlib_s32)val0) >> 16
-
-#endif /* MLIB_USE_FTOI_CLAMPING */
-
-mlib_status FUN_NAME(1ch)(mlib_affine_param *param)
-{
-  DECLAREVAR_BC();
-  DTYPE *dstLineEnd;
-  const mlib_f32 *mlib_filters_table;
-
-  if (filter == MLIB_BICUBIC) {
-    mlib_filters_table = mlib_filters_s16f_bc;
-  }
-  else {
-    mlib_filters_table = mlib_filters_s16f_bc2;
-  }
-
-  for (j = yStart; j <= yFinish; j++) {
-    mlib_d64 xf0, xf1, xf2, xf3;
-    mlib_d64 yf0, yf1, yf2, yf3;
-    mlib_d64 c0, c1, c2, c3, val0;
-    mlib_s32 filterpos;
-    mlib_f32 *fptr;
-    mlib_s32 s0, s1, s2, s3;
-    mlib_s32 s4, s5, s6, s7;
-
-    CLIP(1);
-    dstLineEnd = (DTYPE *) dstData + xRight;
-
-    filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
-    fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-    xf0 = fptr[0];
-    xf1 = fptr[1];
-    xf2 = fptr[2];
-    xf3 = fptr[3];
-
-    filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
-    fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-    yf0 = fptr[0];
-    yf1 = fptr[1];
-    yf2 = fptr[2];
-    yf3 = fptr[3];
-
-    xSrc = (X >> MLIB_SHIFT) - 1;
-    ySrc = (Y >> MLIB_SHIFT) - 1;
-
-    srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
-    s0 = srcPixelPtr[0];
-    s1 = srcPixelPtr[1];
-    s2 = srcPixelPtr[2];
-    s3 = srcPixelPtr[3];
-
-    srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-    s4 = srcPixelPtr[0];
-    s5 = srcPixelPtr[1];
-    s6 = srcPixelPtr[2];
-    s7 = srcPixelPtr[3];
-
-    for (; dstPixelPtr <= (dstLineEnd - 1); dstPixelPtr++) {
-
-      X += dX;
-      Y += dY;
-
-      c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-      c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
-            srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
-            srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
-
-      filterpos = (X >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      xf0 = fptr[0];
-      xf1 = fptr[1];
-      xf2 = fptr[2];
-      xf3 = fptr[3];
-
-      val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-
-      filterpos = (Y >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      yf0 = fptr[0];
-      yf1 = fptr[1];
-      yf2 = fptr[2];
-      yf3 = fptr[3];
-
-      SAT16(dstPixelPtr[0]);
-
-      xSrc = (X >> MLIB_SHIFT) - 1;
-      ySrc = (Y >> MLIB_SHIFT) - 1;
-
-      srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + xSrc;
-      s0 = srcPixelPtr[0];
-      s1 = srcPixelPtr[1];
-      s2 = srcPixelPtr[2];
-      s3 = srcPixelPtr[3];
-
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      s4 = srcPixelPtr[0];
-      s5 = srcPixelPtr[1];
-      s6 = srcPixelPtr[2];
-      s7 = srcPixelPtr[3];
-    }
-
-    c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-    c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-    srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-    c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
-          srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
-    srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-    c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[1] * xf1 +
-          srcPixelPtr[2] * xf2 + srcPixelPtr[3] * xf3);
-
-    val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-    SAT16(dstPixelPtr[0]);
-  }
-
-  return MLIB_SUCCESS;
-}
-
-mlib_status FUN_NAME(2ch)(mlib_affine_param *param)
-{
-  DECLAREVAR_BC();
-  DTYPE *dstLineEnd;
-  const mlib_f32 *mlib_filters_table;
-
-  if (filter == MLIB_BICUBIC) {
-    mlib_filters_table = mlib_filters_s16f_bc;
-  }
-  else {
-    mlib_filters_table = mlib_filters_s16f_bc2;
-  }
-
-  for (j = yStart; j <= yFinish; j++) {
-    mlib_d64 xf0, xf1, xf2, xf3;
-    mlib_d64 yf0, yf1, yf2, yf3;
-    mlib_d64 c0, c1, c2, c3, val0;
-    mlib_s32 filterpos, k;
-    mlib_f32 *fptr;
-    mlib_s32 s0, s1, s2, s3;
-    mlib_s32 s4, s5, s6, s7;
-
-    CLIP(2);
-    dstLineEnd = (DTYPE *) dstData + 2 * xRight;
-
-    for (k = 0; k < 2; k++) {
-      mlib_s32 X1 = X;
-      mlib_s32 Y1 = Y;
-      DTYPE *dPtr = dstPixelPtr + k;
-
-      filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      xf0 = fptr[0];
-      xf1 = fptr[1];
-      xf2 = fptr[2];
-      xf3 = fptr[3];
-
-      filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      yf0 = fptr[0];
-      yf1 = fptr[1];
-      yf2 = fptr[2];
-      yf3 = fptr[3];
-
-      xSrc = (X1 >> MLIB_SHIFT) - 1;
-      ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-      srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
-      s0 = srcPixelPtr[0];
-      s1 = srcPixelPtr[2];
-      s2 = srcPixelPtr[4];
-      s3 = srcPixelPtr[6];
-
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      s4 = srcPixelPtr[0];
-      s5 = srcPixelPtr[2];
-      s6 = srcPixelPtr[4];
-      s7 = srcPixelPtr[6];
-
-      for (; dPtr <= (dstLineEnd - 1); dPtr += 2) {
-
-        X1 += dX;
-        Y1 += dY;
-
-        c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-        c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
-              srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
-              srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
-
-        filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        xf0 = fptr[0];
-        xf1 = fptr[1];
-        xf2 = fptr[2];
-        xf3 = fptr[3];
-
-        val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-
-        filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        yf0 = fptr[0];
-        yf1 = fptr[1];
-        yf2 = fptr[2];
-        yf3 = fptr[3];
-
-        SAT16(dPtr[0]);
-
-        xSrc = (X1 >> MLIB_SHIFT) - 1;
-        ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-        srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 2 * xSrc + k;
-        s0 = srcPixelPtr[0];
-        s1 = srcPixelPtr[2];
-        s2 = srcPixelPtr[4];
-        s3 = srcPixelPtr[6];
-
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        s4 = srcPixelPtr[0];
-        s5 = srcPixelPtr[2];
-        s6 = srcPixelPtr[4];
-        s7 = srcPixelPtr[6];
-      }
-
-      c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-      c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
-            srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[2] * xf1 +
-            srcPixelPtr[4] * xf2 + srcPixelPtr[6] * xf3);
-
-      val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-      SAT16(dPtr[0]);
-    }
-  }
-
-  return MLIB_SUCCESS;
-}
-
-mlib_status FUN_NAME(3ch)(mlib_affine_param *param)
-{
-  DECLAREVAR_BC();
-  DTYPE *dstLineEnd;
-  const mlib_f32 *mlib_filters_table;
-
-  if (filter == MLIB_BICUBIC) {
-    mlib_filters_table = mlib_filters_s16f_bc;
-  }
-  else {
-    mlib_filters_table = mlib_filters_s16f_bc2;
-  }
-
-  for (j = yStart; j <= yFinish; j++) {
-    mlib_d64 xf0, xf1, xf2, xf3;
-    mlib_d64 yf0, yf1, yf2, yf3;
-    mlib_d64 c0, c1, c2, c3, val0;
-    mlib_s32 filterpos, k;
-    mlib_f32 *fptr;
-    mlib_s32 s0, s1, s2, s3;
-    mlib_s32 s4, s5, s6, s7;
-
-    CLIP(3);
-    dstLineEnd = (DTYPE *) dstData + 3 * xRight;
-
-    for (k = 0; k < 3; k++) {
-      mlib_s32 X1 = X;
-      mlib_s32 Y1 = Y;
-      DTYPE *dPtr = dstPixelPtr + k;
-
-      filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      xf0 = fptr[0];
-      xf1 = fptr[1];
-      xf2 = fptr[2];
-      xf3 = fptr[3];
-
-      filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      yf0 = fptr[0];
-      yf1 = fptr[1];
-      yf2 = fptr[2];
-      yf3 = fptr[3];
-
-      xSrc = (X1 >> MLIB_SHIFT) - 1;
-      ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-      srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
-      s0 = srcPixelPtr[0];
-      s1 = srcPixelPtr[3];
-      s2 = srcPixelPtr[6];
-      s3 = srcPixelPtr[9];
-
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      s4 = srcPixelPtr[0];
-      s5 = srcPixelPtr[3];
-      s6 = srcPixelPtr[6];
-      s7 = srcPixelPtr[9];
-
-      for (; dPtr <= (dstLineEnd - 1); dPtr += 3) {
-
-        X1 += dX;
-        Y1 += dY;
-
-        c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-        c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
-              srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
-              srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
-
-        filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        xf0 = fptr[0];
-        xf1 = fptr[1];
-        xf2 = fptr[2];
-        xf3 = fptr[3];
-
-        val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-
-        filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        yf0 = fptr[0];
-        yf1 = fptr[1];
-        yf2 = fptr[2];
-        yf3 = fptr[3];
-
-        SAT16(dPtr[0]);
-
-        xSrc = (X1 >> MLIB_SHIFT) - 1;
-        ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-        srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 3 * xSrc + k;
-        s0 = srcPixelPtr[0];
-        s1 = srcPixelPtr[3];
-        s2 = srcPixelPtr[6];
-        s3 = srcPixelPtr[9];
-
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        s4 = srcPixelPtr[0];
-        s5 = srcPixelPtr[3];
-        s6 = srcPixelPtr[6];
-        s7 = srcPixelPtr[9];
-      }
-
-      c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-      c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
-            srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[3] * xf1 +
-            srcPixelPtr[6] * xf2 + srcPixelPtr[9] * xf3);
-
-      val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-      SAT16(dPtr[0]);
-    }
-  }
-
-  return MLIB_SUCCESS;
-}
-
-mlib_status FUN_NAME(4ch)(mlib_affine_param *param)
-{
-  DECLAREVAR_BC();
-  DTYPE *dstLineEnd;
-  const mlib_f32 *mlib_filters_table;
-
-  if (filter == MLIB_BICUBIC) {
-    mlib_filters_table = mlib_filters_s16f_bc;
-  }
-  else {
-    mlib_filters_table = mlib_filters_s16f_bc2;
-  }
-
-  for (j = yStart; j <= yFinish; j++) {
-    mlib_d64 xf0, xf1, xf2, xf3;
-    mlib_d64 yf0, yf1, yf2, yf3;
-    mlib_d64 c0, c1, c2, c3, val0;
-    mlib_s32 filterpos, k;
-    mlib_f32 *fptr;
-    mlib_s32 s0, s1, s2, s3;
-    mlib_s32 s4, s5, s6, s7;
-
-    CLIP(4);
-    dstLineEnd = (DTYPE *) dstData + 4 * xRight;
-
-    for (k = 0; k < 4; k++) {
-      mlib_s32 X1 = X;
-      mlib_s32 Y1 = Y;
-      DTYPE *dPtr = dstPixelPtr + k;
-
-      filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      xf0 = fptr[0];
-      xf1 = fptr[1];
-      xf2 = fptr[2];
-      xf3 = fptr[3];
-
-      filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-      fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-      yf0 = fptr[0];
-      yf1 = fptr[1];
-      yf2 = fptr[2];
-      yf3 = fptr[3];
-
-      xSrc = (X1 >> MLIB_SHIFT) - 1;
-      ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-      srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
-      s0 = srcPixelPtr[0];
-      s1 = srcPixelPtr[4];
-      s2 = srcPixelPtr[8];
-      s3 = srcPixelPtr[12];
-
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      s4 = srcPixelPtr[0];
-      s5 = srcPixelPtr[4];
-      s6 = srcPixelPtr[8];
-      s7 = srcPixelPtr[12];
-
-      for (; dPtr <= (dstLineEnd - 1); dPtr += 4) {
-
-        X1 += dX;
-        Y1 += dY;
-
-        c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-        c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
-              srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
-              srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
-
-        filterpos = (X1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        xf0 = fptr[0];
-        xf1 = fptr[1];
-        xf2 = fptr[2];
-        xf3 = fptr[3];
-
-        val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-
-        filterpos = (Y1 >> FILTER_SHIFT) & FILTER_MASK;
-        fptr = (mlib_f32 *) ((mlib_u8 *) mlib_filters_table + filterpos);
-
-        yf0 = fptr[0];
-        yf1 = fptr[1];
-        yf2 = fptr[2];
-        yf3 = fptr[3];
-
-        SAT16(dPtr[0]);
-
-        xSrc = (X1 >> MLIB_SHIFT) - 1;
-        ySrc = (Y1 >> MLIB_SHIFT) - 1;
-
-        srcPixelPtr = ((DTYPE **) lineAddr)[ySrc] + 4 * xSrc + k;
-        s0 = srcPixelPtr[0];
-        s1 = srcPixelPtr[4];
-        s2 = srcPixelPtr[8];
-        s3 = srcPixelPtr[12];
-
-        srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-        s4 = srcPixelPtr[0];
-        s5 = srcPixelPtr[4];
-        s6 = srcPixelPtr[8];
-        s7 = srcPixelPtr[12];
-      }
-
-      c0 = (s0 * xf0 + s1 * xf1 + s2 * xf2 + s3 * xf3);
-      c1 = (s4 * xf0 + s5 * xf1 + s6 * xf2 + s7 * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c2 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
-            srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
-      srcPixelPtr = (DTYPE *) ((mlib_addr) srcPixelPtr + srcYStride);
-      c3 = (srcPixelPtr[0] * xf0 + srcPixelPtr[4] * xf1 +
-            srcPixelPtr[8] * xf2 + srcPixelPtr[12] * xf3);
-
-      val0 = (c0 * yf0 + c1 * yf1 + c2 * yf2 + c3 * yf3);
-      SAT16(dPtr[0]);
-    }
-  }
-
-  return MLIB_SUCCESS;
-}
-
-#else       /* for x86, using integer multiplies is faster */
+/* for x86, using integer multiplies is faster */
 
 #define SHIFT_X  15
 #define ROUND_X  0 /* (1 << (SHIFT_X - 1)) */
 
 #define SHIFT_Y  (15 + 15 - SHIFT_X)

@@ -1116,8 +588,6 @@
   }
 
   return MLIB_SUCCESS;
 }
 
-#endif /* __sparc ( for SPARC, using floating-point multiplies is faster ) */
-
 /***************************************************************/
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