ref: ae222f2157fa57dd27ff23bcb13c78adc08627b2
dir: /mi/mi.h/
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);