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TurboPFor: Variable byte encode/decode

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2018-03-09 17:57:52 +01:00
parent 38487afa98
commit a63f80a595
1 changed files with 9 additions and 2 deletions
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11
vint.c
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@ -53,6 +53,10 @@
#include "vint.c"
#undef USIZE
#define USIZE 8
#include "vint.c"
#undef USIZE
#define VDELTA 1
#define VBDENC vbd1enc
#define VBDDEC vbd1dec
@ -71,6 +75,9 @@
#include "vint.c"
#undef USIZE
#define USIZE 8
#include "vint.c"
#undef USIZE
#else
#define uint_t TEMPLATE3(uint, USIZE, _t)
@ -184,8 +191,8 @@ unsigned char *TEMPLATE2(vbzenc, USIZE)(uint_t *__restrict in, unsigned n, unsig
unsigned char *op = out;
#define VBZE { v = TEMPLATE2(zigzagenc, USIZE)((TEMPLATE3(int, USIZE, _t))(*ip)-(TEMPLATE3(int, USIZE, _t))start); start=*ip++; TEMPLATE2(_vbput, USIZE)(op, v, ;); }
for(ip = in; ip != in+(n&~(4-1)); ) { VBZE;VBZE;VBZE;VBZE; }
while(ip < in+n) VBZE; //OVERFLOWE(in,n,out,op);
for(ip = in; ip != in+(n&~(UN-1)); ) { VBZE;VBZE;VBZE;VBZE; }
while(ip != in+n) VBZE; //OVERFLOWE(in,n,out,op);
return op;
}
#undef VBZE