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--- viterbi27_av.c.orig 2019-02-05 19:34:45 UTC
+++ viterbi27_av.c
@@ -1,6 +1,7 @@
/* K=7 r=1/2 Viterbi decoder for PowerPC G4/G5 Altivec instructions
* Feb 2004, Phil Karn, KA9Q
*/
+#include <altivec.h>
#include <stdio.h>
#include <memory.h>
#include <stdlib.h>
@@ -31,7 +32,7 @@ int init_viterbi27_av(void *p,int starting_state){
if(p == NULL)
return -1;
for(i=0;i<4;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;
vp->dp = vp->decisions;
@@ -134,8 +135,8 @@ int update_viterbi27_blk_av(void *p,unsigned char *sym
/* Form first set of 16 branch metrics */
metric = vec_avg(vec_xor(Branchtab27[0].v[0],sym0v),vec_xor(Branchtab27[1].v[0],sym1v));
- metric = vec_sr(metric,(vector unsigned char)(3));
- m_metric = vec_sub((vector unsigned char)(31),metric);
+ metric = vec_sr(metric,(vector unsigned char){3});
+ m_metric = vec_sub((vector unsigned char){31},metric);
/* Form first set of path metrics */
m0 = vec_adds(vp->old_metrics->v[0],metric);
@@ -145,8 +146,8 @@ int update_viterbi27_blk_av(void *p,unsigned char *sym
/* Form second set of 16 branch metrics */
metric = vec_avg(vec_xor(Branchtab27[0].v[1],sym0v),vec_xor(Branchtab27[1].v[1],sym1v));
- metric = vec_sr(metric,(vector unsigned char)(3));
- m_metric = vec_sub((vector unsigned char)(31),metric);
+ metric = vec_sr(metric,(vector unsigned char){3});
+ m_metric = vec_sub((vector unsigned char){31},metric);
/* Compare and select first set */
decision0 = vec_cmpgt(m0,m1);
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