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fix broken code produced for ominus

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go/test: passes 89% (308/345)

R=rsc
APPROVED=rsc
DELTA=10  (5 added, 0 deleted, 5 changed)
OCL=36005
CL=36021
This commit is contained in:
Kai Backman 2009-10-23 10:58:29 -07:00
parent 03bbfe6724
commit a9e03ae52a
1 changed files with 10 additions and 5 deletions
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15
src/cmd/5g/cgen.c
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@ -222,11 +222,16 @@ cgen(Node *n, Node *res)
goto ret;
case OMINUS:
nr = nl;
nl = &n1;
nodconst(nl, nr->type, 0);
a = optoas(OSUB, nr->type);
goto abop;
nodconst(&n3, nl->type, 0);
regalloc(&n2, nl->type, res);
regalloc(&n1, nl->type, N);
gmove(&n3, &n2);
cgen(nl, &n1);
gins(optoas(OSUB, nl->type), &n1, &n2);
gmove(&n2, res);
regfree(&n1);
regfree(&n2);
goto ret;
// symmetric binary
case OAND: