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7c: don't emit SXTW for non-register source operand

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cinap_lenrek 2019-04-25 19:44:16 +02:00
parent 0c964838a1
commit 3fe9730645
1 changed files with 1 additions and 1 deletions
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2
sys/src/cmd/7c/txt.c
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@ -764,7 +764,7 @@ gmove(Node *f, Node *t)
if(typeu[ft]) if(typeu[ft])
a = AMOVWU; a = AMOVWU;
else else
a = ASXTW; a = (f->op == OREGISTER) ? ASXTW : AMOVW;
break; break;
} }
break; break;