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add slot addressing and some more spilling

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This commit is contained in:
Quentin Carbonneaux 2015-07-24 09:31:48 -04:00
parent ea811ab7c2
commit 2981a267f4
3 changed files with 121 additions and 70 deletions
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12
lisc/parse.c
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@ -16,6 +16,8 @@ OpDesc opdesc[OLast] = {
[OSub] = { 2, 0, "sub" },
[ODiv] = { 2, 0, "div" },
[ORem] = { 2, 0, "mod" },
[OStore] = { 2, 0, "store" },
[OLoad] = { 1, 0, "load" },
[OCopy] = { 1, 0, "copy" },
};
@ -484,6 +486,9 @@ printref(Ref r, Fn *fn, FILE *f)
case RConst:
fprintf(f, "%d", r.val);
break;
case RSlot:
fprintf(f, "$%d", r.val);
break;
}
}
@ -514,9 +519,12 @@ printfn(Fn *fn, FILE *f)
}
for (i=b->ins; i-b->ins < b->nins; i++) {
fprintf(f, "\t");
printref(i->to, fn, f);
if (!req(i->to, R)) {
printref(i->to, fn, f);
fprintf(f, " = ");
}
assert(opdesc[i->op].name);
fprintf(f, " = %s", opdesc[i->op].name);
fprintf(f, "%s", opdesc[i->op].name);
n = opdesc[i->op].arity;
if (n > 0) {
fprintf(f, " ");