diff options
Diffstat (limited to 'lisc')
| -rw-r--r-- | lisc/rega.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lisc/rega.c b/lisc/rega.c index 1263c6a..e792d55 100644 --- a/lisc/rega.c +++ b/lisc/rega.c @@ -320,10 +320,10 @@ rega(Fn *fn) for (i=&b->ins[b->nins]; i!=b->ins;) { switch ((--i)->op) { case OCall: - rs = calldef(*i, 0) | callclb(*i, 0); - for (r=0; r<NReg; r++) - if ((1ll << r) & rs) - rfree(&cur, r); + rs = calluse(*i, 0); + for (r=0; r<NRSave; r++) + if (!((1ll << rsave[r]) & rs)) + rfree(&cur, rsave[r]); continue; case OCopy: if (!isreg(i->arg[0])) |