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use cmp $0, it works with spill slots

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This commit is contained in:
Quentin Carbonneaux 2015-08-04 19:39:01 -04:00
parent df358ad6d2
commit 1477dffe32
2 changed files with 5 additions and 3 deletions
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2
lisc/spill.c
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@ -334,6 +334,7 @@ spill(Fn *fn)
assert(bcnt(&v) <= nreg);
/* 2. process the block instructions */
#if 0
if (rtype(b->jmp.arg) == RTmp) {
j = b->jmp.arg.val;
if (!BGET(v, j) && l==nreg) {
@ -342,6 +343,7 @@ spill(Fn *fn)
}
BSET(v, j);
}
#endif
curi = &insb[NIns];
for (i=&b->ins[b->nins]; i!=b->ins;) {
assert(bcnt(&v) <= nreg);