ports/comms/libfec/files/patch-viterbi29__av.c
Diane Bruce a46dd1ab7a Altivec support probably wasn't maintained for years. Fix it to compile
on powerpc64.

Tested also on amd64.

Hardware sponsored by IntegriCloud.

PR:		ports/235560
Submitted by:	Piotr Kubaj <pkubaj@anongoth.pl>
2019-02-06 23:49:11 +00:00

34 lines
1.2 KiB
C

--- viterbi29_av.c.orig 2019-02-05 19:33:58 UTC
+++ viterbi29_av.c
@@ -2,9 +2,11 @@
* Copyright Feb 2004, Phil Karn, KA9Q
* May be used under the terms of the GNU Lesser General Public License (LGPL)
*/
+#include <altivec.h>
#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
+#include <sys/types.h>
#include <sys/sysctl.h>
#include "fec.h"
@@ -31,7 +33,7 @@ int init_viterbi29_av(void *p,int starting_state){
if(p == NULL)
return -1;
for(i=0;i<16;i++)
- vp->metrics1.v[i] = (vector unsigned char)(63);
+ vp->metrics1.v[i] = (vector unsigned char){63};
vp->old_metrics = &vp->metrics1;
vp->new_metrics = &vp->metrics2;
@@ -136,8 +138,8 @@ int update_viterbi29_blk_av(void *p,unsigned char *sym
/* Form branch metrics */
metric = vec_avg(vec_xor(Branchtab29[0].v[i],sym1v),vec_xor(Branchtab29[1].v[i],sym2v));
- metric = vec_sr(metric,(vector unsigned char)(3));
- m_metric = (vector unsigned char)(31) - metric;
+ metric = vec_sr(metric,(vector unsigned char){3});
+ m_metric = (vector unsigned char){31} - metric;
/* Add branch metrics to path metrics */
m0 = vec_adds(vp->old_metrics->v[i],metric);