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8c: skip 64-bit regpair allocation for OINDEX nodes in cgen64()

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OINDEX can only return TLONG result on 386 so give it
a register instead of a regpair and let gmove() handle
the conversion.
This commit is contained in:
cinap_lenrek 2019-06-24 19:25:13 +02:00
parent 7d3cc1c55a
commit 9f6967ed7e
1 changed files with 1 additions and 1 deletions
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2
sys/src/cmd/8c/cgen64.c
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@ -2526,7 +2526,7 @@ twoop:
case OCAST:
l = n->left;
if(typev[l->type->etype]) {
if(!vaddr(l, 1)) {
if(!vaddr(l, 1) && l->op != OINDEX) { // theres no 64 bit indexing
if(l->complex + 1 > nn->complex) {
d = regpair(Z, l);
sugen(l, d, 8);