Unrename 'opt' -> 'mi'

1 files changed, 38 insertions, 0 deletions

diff --git a/mi/mi.h b/mi/mi.h
new file mode 100644
index 0000000..9d7408f
--- /dev/null
+++ b/mi/mi.h
@@ -0,0 +1,38 @@
+typedef struct Cfg Cfg;
+typedef struct Bb Bb;
+
+struct  Cfg {
+    Node *fn;
+    Bb **bb;
+    Bb *start;
+    Bb *end;
+    size_t nbb;
+
+    /* for building bb */
+    int nextbbid;
+    Htab *lblmap; /* label => Bb mapping */
+    Node **fixjmp;
+    size_t nfixjmp;
+    Bb **fixblk;
+    size_t nfixblk;
+};
+
+struct Bb {
+    int id;
+    char **lbls;
+    size_t nlbls;
+    Node **nl;
+    size_t nnl;
+    Bitset *pred;
+    Bitset *succ;
+};
+
+/* expression folding */
+Node *fold(Node *n, int foldvar);
+/* Takes a reduced block, and returns a flow graph. */
+Cfg *mkcfg(Node *fn, Node **nl, size_t nn);
+void dumpcfg(Cfg *c, FILE *fd);
+void check(Cfg *cfg);
+
+/* pattern matching */
+Node *gensimpmatch(Node *m);