Let dfs() discover only memory nodes

[libfirm] / ir / stat / stat_dmp.c

diff --git a/ir/stat/stat_dmp.c b/ir/stat/stat_dmp.c
index b3a7c5a..42fd8e0 100644 (file)
--- a/ir/stat/stat_dmp.c
+++ b/ir/stat/stat_dmp.c
@@ -113,6 +113,14 @@ static const struct {
        { FS_OPT_CONST_PHI,      "constant evaluation on Phi node" },
        { FS_OPT_PREDICATE,      "predicate optimization" },
        { FS_OPT_DEMORGAN,       "optimization using DeMorgan's law" },
+       { FS_OPT_CMP_OP_OP,      "CMP optimization: Cmp(OP(x), OP(y)) = Cmp(x, y)" },
+       { FS_OPT_CMP_OP_C,       "CMP optimization: Cmp(OP(x), c1) = Cmp(x, c2)" },
+       { FS_OPT_CMP_CONV_CONV,  "CMP optimization: Cmp(Conv(x), Conv(y)) = Cmp(x, y)" },
+       { FS_OPT_CMP_CONV,       "CMP optimization: Cmp(Conv(x), Conv(y)) = Cmp(Conv(x), y)" },
+       { FS_OPT_CMP_TO_BOOL,    "CMP optimization: Cmp(x, y) = BoolOP(x, y)" },
+       { FS_OPT_CMP_CNST_MAGN,  "CMP optimization: reduced magnitude of a const" },
+       { FS_OPT_CMP_SHF_TO_AND, "CMP optimization: transformed shift into And" },
+       { FS_OPT_CMP_MOD_TO_AND, "CMP optimization: transformed Mod into And" },
        { FS_BE_IA32_LEA,        "ia32 Backend transformation: Lea was created" },
        { FS_BE_IA32_LOAD_LEA,   "ia32 Backend transformation: Load merged with a Lea" },
        { FS_BE_IA32_STORE_LEA,  "ia32 Backend transformation: Store merged with a Lea" },
@@ -171,17 +179,24 @@ static void simple_dump_opcode_hash(dumper_t *dmp, pset *set)
 }  /* simple_dump_opcode_hash */
 
 /**
- * dumps an optimization hash into human readable form
+ * Return the name of an optimization.
  */
-static void simple_dump_opt_hash(dumper_t *dmp, pset *set, int index)
-{
+static const char *get_opt_name(int index) {
        assert(index < (int) ARR_SIZE(opt_names) && "index out of range");
        assert((int) opt_names[index].kind == index && "opt_names broken");
+       return opt_names[index].name;
+}  /* get_opt_name */
 
+/**
+ * dumps an optimization hash into human readable form
+ */
+static void simple_dump_opt_hash(dumper_t *dmp, pset *set, int index)
+{
        if (pset_count(set) > 0) {
                opt_entry_t *entry;
+               const char *name = get_opt_name(index);
 
-               fprintf(dmp->f, "\n%s:\n", opt_names[index].name);
+               fprintf(dmp->f, "\n%s:\n", name);
                fprintf(dmp->f, "%-16s %-8s\n", "Opcode", "deref");
 
                foreach_pset(set, entry) {
@@ -596,6 +611,24 @@ static void simple_dump_param_tbl(dumper_t *dmp, const distrib_tbl_t *tbl, graph
        fprintf(dmp->f, "with local var adr params %12u\n", cnt_to_uint(&global->cnt[gcnt_call_with_local_adr]));
 }  /* simple_dump_param_tbl */
 
+/**
+ * dumps the optimization counter table
+ */
+static void simple_dump_opt_cnt(dumper_t *dmp, const counter_t *tbl, unsigned len) {
+       unsigned i;
+
+       fprintf(dmp->f, "\nOptimization counts:\n");
+       fprintf(dmp->f, "---------------------\n");
+
+       for (i = 0; i < len; ++i) {
+               unsigned cnt = cnt_to_uint(&tbl[i]);
+
+               if (cnt > 0) {
+                       fprintf(dmp->f, "%8u %s\n", cnt, get_opt_name(i));
+               }
+       }
+}  /* simple_dump_opt_cnt */
+
 /**
  * initialize the simple dumper
  */
@@ -625,6 +658,7 @@ const dumper_t simple_dumper = {
        simple_dump_graph,
        simple_dump_const_tbl,
        simple_dump_param_tbl,
+       simple_dump_opt_cnt,
        simple_init,
        simple_finish,
        NULL,
@@ -726,6 +760,16 @@ static void csv_dump_param_tbl(dumper_t *dmp, const distrib_tbl_t *tbl, graph_en
        /* FIXME: NYI */
 }  /* csv_dump_param_tbl */
 
+/**
+ * dumps the optimization counter
+ */
+static void csv_dump_opt_cnt(dumper_t *dmp, const counter_t *tbl, unsigned len) {
+       (void) dmp;
+       (void) tbl;
+       (void) len;
+       /* FIXME: NYI */
+}  /* csv_dump_opt_cnt */
+
 /**
  * initialize the simple dumper
  */
@@ -756,6 +800,7 @@ const dumper_t csv_dumper = {
        csv_dump_graph,
        csv_dump_const_tbl,
        csv_dump_param_tbl,
+       csv_dump_opt_cnt,
        csv_init,
        csv_finish,
        NULL,