1 short *_offsetTable;
2 /* This tests to make sure PRE splits the entry block ->block 0 edge
3 when there are multiple block 0 predecessors.
4 This is done so that we don't end up with an insertion on the
5 entry block -> block 0 edge which would require a split at insertion
6 time.
7 PR 13163. */
proc4WithoutFDFE(char * dst,const char * src,int next_offs,int bw,int bh,int pitch)8 void proc4WithoutFDFE(char *dst, const char *src, int next_offs, int bw,
9 int bh, int pitch)
10 {
11 do {
12 int i = bw;
13 int code = *src++;
14 int x, l;
15 int length = *src++ + 1;
16
17 for (l = 0; l < length; l++) {
18 int x;
19
20 for (x = 0; x < 4; x++) ;
21 if (i == 0)
22 dst += pitch * 3;
23 }
24 char *dst2 = dst + _offsetTable[code] + next_offs;
25
26 for (x = 0; x < 4; x++) {
27 int j = 0;
28 (dst + pitch * x)[j] = (dst2 + pitch * x)[j];
29 }
30 dst += pitch * 3;
31 } while (--bh);
32 }
33
34
35