b55ba7a0d1
XXX: Uses strongarm C-compiler options to use 32x32=64 int multiply.
75 lines
2 KiB
Text
75 lines
2 KiB
Text
$NetBSD: patch-ad,v 1.3 1999/10/12 04:43:12 simonb Exp $
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--- dct64.c.orig Sat Sep 20 21:16:04 1997
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+++ dct64.c Thu Aug 12 23:28:33 1999
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@@ -29,7 +29,7 @@
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for(i=15;i>=0;i--)
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*bs++ = (*b1++ + *--b2);
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for(i=15;i>=0;i--)
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- *bs++ = (*--b2 - *b1++) * *--costab;
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+ *bs++ = REAL_MUL((*--b2 - *b1++), *--costab);
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b1 = bufs;
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costab = pnts[1]+8;
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@@ -39,13 +39,13 @@
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for(i=7;i>=0;i--)
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*bs++ = (*b1++ + *--b2);
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for(i=7;i>=0;i--)
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- *bs++ = (*--b2 - *b1++) * *--costab;
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+ *bs++ = REAL_MUL((*--b2 - *b1++), *--costab);
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b2 += 32;
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costab += 8;
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for(i=7;i>=0;i--)
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*bs++ = (*b1++ + *--b2);
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for(i=7;i>=0;i--)
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- *bs++ = (*b1++ - *--b2) * *--costab;
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+ *bs++ = REAL_MUL((*b1++ - *--b2), *--costab);
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b2 += 32;
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}
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@@ -58,12 +58,12 @@
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for(i=3;i>=0;i--)
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*bs++ = (*b1++ + *--b2);
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for(i=3;i>=0;i--)
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- *bs++ = (*--b2 - *b1++) * costab[i];
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+ *bs++ = REAL_MUL((*--b2 - *b1++), costab[i]);
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b2 += 16;
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for(i=3;i>=0;i--)
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*bs++ = (*b1++ + *--b2);
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for(i=3;i>=0;i--)
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- *bs++ = (*b1++ - *--b2) * costab[i];
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+ *bs++ = REAL_MUL((*b1++ - *--b2), costab[i]);
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b2 += 16;
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}
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@@ -75,13 +75,13 @@
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{
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*bs++ = (*b1++ + *--b2);
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*bs++ = (*b1++ + *--b2);
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- *bs++ = (*--b2 - *b1++) * costab[1];
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- *bs++ = (*--b2 - *b1++) * costab[0];
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+ *bs++ = REAL_MUL((*--b2 - *b1++), costab[1]);
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+ *bs++ = REAL_MUL((*--b2 - *b1++), costab[0]);
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b2 += 8;
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*bs++ = (*b1++ + *--b2);
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*bs++ = (*b1++ + *--b2);
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- *bs++ = (*b1++ - *--b2) * costab[1];
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- *bs++ = (*b1++ - *--b2) * costab[0];
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+ *bs++ = REAL_MUL((*b1++ - *--b2), costab[1]);
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+ *bs++ = REAL_MUL((*b1++ - *--b2), costab[0]);
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b2 += 8;
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}
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bs = bufs;
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@@ -92,10 +92,10 @@
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real v0,v1;
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v0=*b1++; v1 = *b1++;
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*bs++ = (v0 + v1);
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- *bs++ = (v0 - v1) * (*costab);
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+ *bs++ = REAL_MUL((v0 - v1), (*costab));
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v0=*b1++; v1 = *b1++;
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*bs++ = (v0 + v1);
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- *bs++ = (v1 - v0) * (*costab);
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+ *bs++ = REAL_MUL((v1 - v0), (*costab));
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}
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}
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