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update parser

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-14 13:06:09 -07:00
parent 13abf5c6a6
commit 77e4340470
3 changed files with 68 additions and 9 deletions
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55
src/ast/csp_decl_plugin.cpp
View file

@ -119,7 +119,8 @@ func_decl * csp_decl_plugin::mk_func_decl(
rng = m_alist_sort;
break;
case OP_JS_JOB_PREEMPTABLE:
if (arity != 1 || domain[0] != m_job_sort) m_manager->raise_exception("set-preemptable expects one argument, which is a job");
if (arity != 1 || domain[0] != m_job_sort)
m_manager->raise_exception("set-preemptable expects one argument, which is a job");
name = symbol("set-preemptable");
rng = m_alist_sort;
break;
@ -131,6 +132,22 @@ func_decl * csp_decl_plugin::mk_func_decl(
name = symbol("js-properties");
rng = m_alist_sort;
break;
case OP_JS_JOB_GOAL:
if (arity != 1 || domain[0] != m_job_sort)
m_manager->raise_exception("add-job-goal expects one argument, which is a job");
if (num_parameters != 2 || !parameters[0].is_symbol() || !parameters[1].is_int())
m_manager->raise_exception("add-job-goal expects one symbol and one integer parameter");
name = symbol("add-job-goal");
rng = m_alist_sort;
break;
case OP_JS_OBJECTIVE:
if (arity != 0)
m_manager->raise_exception("add-optimization-objective expects no arguments");
if (num_parameters != 1 || !parameters[0].is_symbol())
m_manager->raise_exception("add-optimization-objective expects one symbol parameter");
name = symbol("add-optimization-objective");
rng = m_alist_sort;
break;
default:
UNREACHABLE();
return nullptr;
@ -172,6 +189,8 @@ void csp_decl_plugin::get_op_names(svector<builtin_name> & op_names, symbol cons
op_names.push_back(builtin_name("add-resource-available", OP_JS_RESOURCE_AVAILABLE));
op_names.push_back(builtin_name("set-preemptable", OP_JS_JOB_PREEMPTABLE));
op_names.push_back(builtin_name("js-properties", OP_JS_PROPERTIES));
op_names.push_back(builtin_name("add-job-goal", OP_JS_JOB_GOAL));
op_names.push_back(builtin_name("add-optimization-objective", OP_JS_OBJECTIVE));
}
}
@ -309,7 +328,8 @@ bool csp_util::is_set_preemptable(expr* e, expr *& job) {
}
bool csp_util::is_js_properties(expr* e, svector<symbol>& properties) {
if (!is_app_of(e, m_fid, OP_JS_PROPERTIES)) return false;
if (!is_app_of(e, m_fid, OP_JS_PROPERTIES))
return false;
unsigned sz = to_app(e)->get_decl()->get_num_parameters();
for (unsigned i = 0; i < sz; ++i) {
properties.push_back(to_app(e)->get_decl()->get_parameter(i).get_symbol());
@ -317,4 +337,35 @@ bool csp_util::is_js_properties(expr* e, svector<symbol>& properties) {
return true;
}
bool csp_util::is_job_goal(expr* e, js_job_goal& goal, unsigned& level, expr*& job) {
if (!is_app_of(e, m_fid, OP_JS_JOB_GOAL))
return false;
SASSERT(2 == to_app(e)->get_decl()->get_num_parameters());
SASSERT(1 == to_app(e)->get_num_args());
symbol g = to_app(e)->get_decl()->get_parameter(0).get_symbol();
level = to_app(e)->get_decl()->get_parameter(1).get_int();
if (g == ":earliest-end-time" || g == "earliest-end-time")
goal = JS_JOB_GOAL_EARLIEST_END_TIME;
else if (g == ":latest-start-time" || g == "latest-start-time")
goal = JS_JOB_GOAL_LATEST_START_TIME;
else
return false;
job = to_app(e)->get_arg(0);
return true;
}
bool csp_util::is_objective(expr* e, js_optimization_objective& objective) {
if (!is_app_of(e, m_fid, OP_JS_OBJECTIVE))
return false;
SASSERT(1 == to_app(e)->get_decl()->get_num_parameters());
symbol obj = to_app(e)->get_decl()->get_parameter(0).get_symbol();
if (obj == ":duration" || obj == "duration")
objective = JS_OBJECTIVE_DURATION;
else if (obj == ":priority" || obj == "priority")
objective = JS_OBJECTIVE_PRIORITY;
else
return false;
return true;
}

16
src/ast/csp_decl_plugin.h
View file

@ -83,7 +83,19 @@ enum js_op_kind {
OP_JS_JOB_RESOURCE, // model declaration for job assignment to resource
OP_JS_JOB_PREEMPTABLE, // model declaration for whether job is pre-emptable
OP_JS_RESOURCE_AVAILABLE, // model declaration for availability intervals of resource
OP_JS_PROPERTIES // model declaration of a set of properties. Each property is a keyword.
OP_JS_PROPERTIES, // model declaration of a set of properties. Each property is a keyword.
OP_JS_JOB_GOAL, // job goal objective :earliest-end-time or :latest-start-time
OP_JS_OBJECTIVE // duration or completion-time
};
enum js_job_goal {
JS_JOB_GOAL_EARLIEST_END_TIME,
JS_JOB_GOAL_LATEST_START_TIME
};
enum js_optimization_objective {
JS_OBJECTIVE_DURATION,
JS_OBJECTIVE_PRIORITY
};
class csp_decl_plugin : public decl_plugin {
@ -140,6 +152,8 @@ public:
bool is_set_preemptable(expr* e, expr *& job);
bool is_model(expr* e) const { return is_app_of(e, m_fid, OP_JS_MODEL); }
bool is_js_properties(expr* e, svector<symbol>& properties);
bool is_job_goal(expr* e, js_job_goal& goal, unsigned& level, expr*& job);
bool is_objective(expr* e, js_optimization_objective& objective);
private:
unsigned job2id(expr* j);

6
src/parsers/smt2/smt2parser.cpp
View file

@ -625,8 +625,6 @@ namespace smt2 {
args.push_back(u);
next();
}
if (args.empty())
throw parser_exception("invalid indexed sort, index expected");
sort * r = d->instantiate(pm(), args.size(), args.c_ptr());
if (r == nullptr)
throw parser_exception("invalid sort application");
@ -1520,7 +1518,6 @@ namespace smt2 {
check_identifier("invalid indexed identifier, symbol expected");
symbol r = curr_id();
next();
unsigned num_indices = 0;
while (!curr_is_rparen()) {
if (curr_is_int()) {
if (!curr_numeral().is_unsigned()) {
@ -1545,10 +1542,7 @@ namespace smt2 {
else {
throw parser_exception("invalid indexed identifier, integer, identifier or '(' expected");
}
num_indices++;
}
if (num_indices == 0)
throw parser_exception("invalid indexed identifier, index expected");
next();
return r;
}