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Rewrite print_block making it more informative.

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This commit is contained in:
Bill Currie 2012-11-26 15:04:33 +09:00
parent ce1d89ba50
commit 147d00d41f
1 changed files with 36 additions and 20 deletions
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56
tools/qfcc/source/dot_expr.c
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@ -49,6 +49,22 @@
#include "qc-parse.h"
#include "strpool.h"
static const char *expr_names[] =
{
"error",
"state",
"bool",
"label",
"labelref",
"block",
"expr",
"uexpr",
"symbol",
"temp",
"nil",
"value",
};
const char *
get_op_string (int op)
{
@ -180,33 +196,33 @@ static void
print_block (dstring_t *dstr, expr_t *e, int level, int id)
{
int indent = level * 2 + 2;
int i;
expr_t *se;
dasprintf (dstr, "%*se_%p [shape=none,label=<\n", indent, "", e);
dasprintf (dstr, "%*s<table border=\"0\" cellborder=\"1\" cellspacing=\"0\">\n",
indent + 2, "");
dasprintf (dstr, "%*s<tr><td colspan=\"2\">&lt;block&gt;(%d)%s</td></tr>\n",
indent + 4, "", e->line, e->e.block.is_call ? "c" : "");
if (e->e.block.result)
dasprintf (dstr, "%*s<tr><td colspan=\"2\" port=\"result\">=</td></tr>\n",
indent + 4, "");
for (se = e->e.block.head, i = 0; se; se = se->next, i++)
dasprintf (dstr, "%*s<tr><td>%d</td><td port=\"b%d\">%s</td></tr>\n",
indent + 4, "", i, i, expr_names[se->type]);
dasprintf (dstr, "%*s</table>\n", indent + 2, "");
dasprintf (dstr, "%*s>];\n", indent, "");
if (e->e.block.result) {
_print_expr (dstr, e->e.block.result, level + 1, id);
dasprintf (dstr, "%*se_%p -> e_%p;\n", indent, "", e,
dasprintf (dstr, "%*se_%p:result -> e_%p;\n", indent, "", e,
e->e.block.result);
}
if (e->e.block.head)
dasprintf (dstr, "%*se_%p -> e_%p [style=dashed];\n", indent, "", e,
e->e.block.head);
//dasprintf (dstr, "%*ssubgraph cluster_%p {\n", indent, "", e);
for (se = e->e.block.head; se; se = se->next) {
for (se = e->e.block.head, i = 0; se; se = se->next, i++) {
_print_expr (dstr, se, level + 1, id);
dasprintf (dstr, "%*se_%p:b%d -> e_%p;\n", indent, "", e,
i, se);
}
for (se = e->e.block.head; se && se->next; se = se->next) {
if ((se->type == ex_uexpr && se->e.expr.op == 'g')
|| se->type == ex_label || se->type == ex_bool)
continue;
dasprintf (dstr, "%*se_%p -> e_%p [constraint=false,style=dashed];\n",
indent, "", se, se->next);
}
if (se && se->type == ex_label && e->next)
dasprintf (dstr, "%*se_%p -> e_%p [constraint=false,style=dashed];\n",
indent, "", se, e->next);
//dasprintf (dstr, "%*s}\n", indent, "");
dasprintf (dstr, "%*se_%p [label=\"<block>\\n%d\"];\n", indent, "", e,
e->line);
}
static void
@ -270,7 +286,7 @@ print_uexpr (dstring_t *dstr, expr_t *e, int level, int id)
int indent = level * 2 + 2;
dstring_t *typestr = dstring_newstr();
if (e->e.expr.op != 'g')
if (e->e.expr.op != 'g' && e->e.expr.e1)
_print_expr (dstr, e->e.expr.e1, level, id);
if (e->e.expr.op == 'A') {
dstring_copystr (typestr, "\\n");