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add debugging facilities for github issues #384 #367

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-12-22 10:43:18 -08:00
parent 65da0f9f3a
commit 9c6271dded
14 changed files with 529 additions and 479 deletions
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9
src/ast/seq_decl_plugin.h
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@ -22,13 +22,13 @@ Revision History:
#define SEQ_DECL_PLUGIN_H_
#include "ast.h"
#include "bv_decl_plugin.h"
enum seq_sort_kind {
SEQ_SORT,
RE_SORT,
_STRING_SORT, // internal only
_CHAR_SORT // internal only
_STRING_SORT // internal only
};
enum seq_op_kind {
@ -131,6 +131,7 @@ class seq_decl_plugin : public decl_plugin {
ptr_vector<psig> m_sigs;
bool m_init;
symbol m_stringc_sym;
symbol m_charc_sym;
sort* m_string;
sort* m_char;
@ -187,6 +188,7 @@ public:
ast_manager& get_manager() const { return m; }
bool is_char(sort* s) const { return seq.is_char(s); }
bool is_string(sort* s) const { return is_seq(s) && seq.is_char(s->get_parameter(0).get_ast()); }
bool is_seq(sort* s) const { return is_sort_of(s, m_fid, SEQ_SORT); }
bool is_re(sort* s) const { return is_sort_of(s, m_fid, RE_SORT); }
@ -195,6 +197,7 @@ public:
bool is_seq(sort* s, sort*& seq) { return is_seq(s) && (seq = to_sort(s->get_parameter(0).get_ast()), true); }
bool is_re(expr* e) const { return is_re(m.get_sort(e)); }
bool is_re(expr* e, sort*& seq) const { return is_re(m.get_sort(e), seq); }
bool is_char(expr* e) const { return is_char(m.get_sort(e)); }
app* mk_skolem(symbol const& name, unsigned n, expr* const* args, sort* range);
bool is_skolem(expr const* e) const { return is_app_of(e, m_fid, _OP_SEQ_SKOLEM); }
@ -215,6 +218,7 @@ public:
app* mk_empty(sort* s) { return m.mk_const(m.mk_func_decl(m_fid, OP_SEQ_EMPTY, 0, 0, 0, (expr*const*)0, s)); }
app* mk_string(zstring const& s);
app* mk_string(symbol const& s) { return u.seq.mk_string(s); }
app* mk_char(char ch);
app* mk_concat(expr* a, expr* b) { expr* es[2] = { a, b }; return m.mk_app(m_fid, OP_SEQ_CONCAT, 2, es); }
app* mk_concat(expr* a, expr* b, expr* c) {
return mk_concat(mk_concat(a, b), c);
@ -238,6 +242,7 @@ public:
}
bool is_string(expr const* n, zstring& s) const;
bool is_char(expr* n, zstring& s) const;
bool is_empty(expr const* n) const { symbol s;
return is_app_of(n, m_fid, OP_SEQ_EMPTY) || (is_string(n, s) && !s.is_numerical() && *s.bare_str() == 0);