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-rw-r--r--ir/ssa.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/ir/ssa.c b/ir/ssa.c
index 5c9c8f3..31cab4b 100644
--- a/ir/ssa.c
+++ b/ir/ssa.c
@@ -39,32 +39,4 @@ copyopt(struct function *fn)
} while ((blk = blk->lnext) != fn->entry);
}
-void
-filluses(struct function *fn)
-{
- extern int ninstr;
- struct block *blk = fn->entry;
-
- for (int i = 0; i < ninstr; ++i)
- deluses(i);
-
- do {
- for (int i = 0; i < blk->phi.n; ++i) {
- int ins = blk->phi.p[i];
- union ref *phi = phitab.p[instrtab[ins].l.i];
- for (int i = 0; i < blk->npred; ++i)
- adduse(blk, ins, phi[i]);
- }
- for (int i = 0; i < blk->ins.n; ++i) {
- int ins = blk->ins.p[i];
- adduse(blk, ins, instrtab[ins].l);
- adduse(blk, ins, instrtab[ins].r);
- }
- adduse(blk, USERJUMP, blk->jmp.arg[0]);
- adduse(blk, USERJUMP, blk->jmp.arg[1]);
- } while ((blk = blk->lnext) != fn->entry);
-
- fn->prop |= FNUSE;
-}
-
/* vim:set ts=3 sw=3 expandtab: */