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Replaced ezDefaultSAT with ezSatPtr

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This commit is contained in:
Clifford Wolf 2015-02-21 12:15:41 +01:00
parent f778a4081c
commit 4e6ca7760f
12 changed files with 186 additions and 139 deletions
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32
kernel/satgen.h
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@ -29,7 +29,37 @@
YOSYS_NAMESPACE_BEGIN
typedef ezMiniSAT ezDefaultSAT;
// defined in kernel/register.cc
extern struct SatSolver *yosys_satsolver_list;
extern struct SatSolver *yosys_satsolver;
struct SatSolver
{
string name;
SatSolver *next;
virtual ezSAT *create() = 0;
SatSolver(string name) : name(name) {
next = yosys_satsolver_list;
yosys_satsolver_list = this;
}
virtual ~SatSolver() {
auto p = &yosys_satsolver_list;
while (*p) {
if (*p == this)
*p = next;
else
p = &(*p)->next;
}
if (yosys_satsolver == this)
yosys_satsolver = yosys_satsolver_list;
}
};
struct ezSatPtr : public std::unique_ptr<ezSAT> {
ezSatPtr() : unique_ptr<ezSAT>(yosys_satsolver->create()) { }
};
struct SatGen
{