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Commit 9ef680bb authored by Marius Wachtler's avatar Marius Wachtler
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AST & BST: remove unnecessary nodes and fields

parent aba408b8
Hide whitespace changes
Inline Side-by-side
Showing with 208 additions and 1695 deletions
src/analysis/function_analysis.cpp
View file @ 9ef680bb
......@@ -78,8 +78,6 @@ public:
bool isKilledAt(BST_Name* node, bool is_live_at_end) { return node->is_kill; }
bool visit_import(BST_Import* node) { RELEASE_ASSERT(0, "these should all get removed by the cfg"); }
bool visit_classdef(BST_ClassDef* node) {
for (auto e : node->bases)
e->accept(this);
......@@ -118,8 +116,6 @@ public:
}
return true;
}
bool visit_alias(BST_alias* node) { RELEASE_ASSERT(0, "these should be removed by the cfg"); }
};
LivenessAnalysis::LivenessAnalysis(CFG* cfg) : cfg(cfg), result_cache(cfg->getVRegInfo().getTotalNumOfVRegs()) {
......@@ -282,30 +278,27 @@ public:
virtual bool visit_assert(BST_Assert* node) { return true; }
virtual bool visit_branch(BST_Branch* node) { return true; }
virtual bool visit_expr(BST_Expr* node) { return true; }
virtual bool visit_global(BST_Global* node) { return true; }
virtual bool visit_invoke(BST_Invoke* node) { return false; }
virtual bool visit_jump(BST_Jump* node) { return true; }
virtual bool visit_pass(BST_Pass* node) { return true; }
virtual bool visit_print(BST_Print* node) { return true; }
virtual bool visit_raise(BST_Raise* node) { return true; }
virtual bool visit_return(BST_Return* node) { return true; }
virtual bool visit_delete(BST_Delete* node) {
for (auto t : node->targets) {
if (t->type == BST_TYPE::Name) {
BST_Name* name = bst_cast<BST_Name>(t);
if (name->lookup_type != ScopeInfo::VarScopeType::GLOBAL
&& name->lookup_type != ScopeInfo::VarScopeType::NAME) {
assert(name->vreg != -1);
state[name->vreg] = DefinednessAnalysis::Undefined;
} else
assert(name->vreg == -1);
} else {
// The CFG pass should reduce all deletes to the "basic" deletes on names/attributes/subscripts.
// If not, probably the best way to do this would be to just do a full BST traversal
// and look for BST_Name's with a ctx of Del
assert(t->type == BST_TYPE::Attribute || t->type == BST_TYPE::Subscript);
}
auto t = node->target;
if (t->type == BST_TYPE::Name) {
BST_Name* name = bst_cast<BST_Name>(t);
if (name->lookup_type != ScopeInfo::VarScopeType::GLOBAL
&& name->lookup_type != ScopeInfo::VarScopeType::NAME) {
assert(name->vreg != -1);
state[name->vreg] = DefinednessAnalysis::Undefined;
} else
assert(name->vreg == -1);
} else {
// The CFG pass should reduce all deletes to the "basic" deletes on names/attributes/subscripts.
// If not, probably the best way to do this would be to just do a full BST traversal
// and look for BST_Name's with a ctx of Del
assert(t->type == BST_TYPE::Attribute || t->type == BST_TYPE::Subscript);
}
return true;
}
......@@ -322,21 +315,8 @@ public:
return true;
}
virtual bool visit_alias(BST_alias* node) {
int vreg = node->name_vreg;
if (node->asname.s().size())
vreg = node->asname_vreg;
_doSet(vreg);
return true;
}
virtual bool visit_import(BST_Import* node) { return false; }
virtual bool visit_importfrom(BST_ImportFrom* node) { return false; }
virtual bool visit_assign(BST_Assign* node) {
for (int i = 0; i < node->targets.size(); i++) {
_doSet(node->targets[i]);
}
_doSet(node->target);
return true;
}
......
src/analysis/scoping_analysis.cpp
View file @ 9ef680bb
......@@ -606,8 +606,6 @@ public:
bool visit_while(AST_While* node) override { return false; }
bool visit_with(AST_With* node) override { return false; }
bool visit_yield(AST_Yield* node) override { return false; }
bool visit_branch(AST_Branch* node) override { return false; }
bool visit_jump(AST_Jump* node) override { return false; }
bool visit_delete(AST_Delete* node) override { return false; }
bool visit_global(AST_Global* node) override {
......
src/analysis/type_analysis.cpp
View file @ 9ef680bb
......@@ -297,21 +297,6 @@ private:
return rtn;
}
void* visit_boolop(BST_BoolOp* node) override {
int n = node->values.size();
CompilerType* rtn = NULL;
for (int i = 0; i < n; i++) {
CompilerType* t = getType(node->values[i]);
if (rtn == NULL)
rtn = t;
else if (rtn != t)
rtn = UNKNOWN;
}
return rtn;
}
void* visit_call(BST_Call* node) override {
CompilerType* func = getType(node->func);
......@@ -349,29 +334,24 @@ private:
}
void* visit_compare(BST_Compare* node) override {
if (node->ops.size() == 1) {
CompilerType* left = getType(node->left);
CompilerType* right = getType(node->comparators[0]);
AST_TYPE::AST_TYPE op_type = node->ops[0];
if (op_type == AST_TYPE::Is || op_type == AST_TYPE::IsNot || op_type == AST_TYPE::In
|| op_type == AST_TYPE::NotIn) {
assert(node->ops.size() == 1 && "I don't think this should happen");
return BOOL;
}
CompilerType* left = getType(node->left);
CompilerType* right = getType(node->comparator);
AST_TYPE::AST_TYPE op_type = node->op;
if (op_type == AST_TYPE::Is || op_type == AST_TYPE::IsNot || op_type == AST_TYPE::In
|| op_type == AST_TYPE::NotIn) {
return BOOL;
}
BoxedString* name = getOpName(node->ops[0]);
CompilerType* attr_type = left->getattrType(name, true);
BoxedString* name = getOpName(node->op);
CompilerType* attr_type = left->getattrType(name, true);
if (attr_type == UNDEF)
attr_type = UNKNOWN;
if (attr_type == UNDEF)
attr_type = UNKNOWN;
std::vector<CompilerType*> arg_types;
arg_types.push_back(right);
return attr_type->callType(ArgPassSpec(2), arg_types, NULL);
} else {
return UNKNOWN;
}
std::vector<CompilerType*> arg_types;
arg_types.push_back(right);
return attr_type->callType(ArgPassSpec(2), arg_types, NULL);
}
void* visit_dict(BST_Dict* node) override {
......@@ -541,9 +521,7 @@ private:
void visit_assign(BST_Assign* node) override {
CompilerType* t = getType(node->value);
for (int i = 0; i < node->targets.size(); i++) {
_doSet(node->targets[i], t);
}
_doSet(node->target, t);
}
void visit_branch(BST_Branch* node) override {
......@@ -569,27 +547,26 @@ private:
}
void visit_delete(BST_Delete* node) override {
for (BST_expr* target : node->targets) {
switch (target->type) {
case BST_TYPE::Subscript:
getType(bst_cast<BST_Subscript>(target)->value);
break;
case BST_TYPE::Attribute:
getType(bst_cast<BST_Attribute>(target)->value);
break;
case BST_TYPE::Name: {
auto name = bst_cast<BST_Name>(target);
assert(name->lookup_type != ScopeInfo::VarScopeType::UNKNOWN);
if (name->lookup_type == ScopeInfo::VarScopeType::FAST
|| name->lookup_type == ScopeInfo::VarScopeType::CLOSURE) {
sym_table[name->vreg] = NULL;
} else
assert(name->vreg == -1);
break;
}
default:
RELEASE_ASSERT(0, "%d", target->type);
BST_expr* target = node->target;
switch (target->type) {
case BST_TYPE::Subscript:
getType(bst_cast<BST_Subscript>(target)->value);
break;
case BST_TYPE::Attribute:
getType(bst_cast<BST_Attribute>(target)->value);
break;
case BST_TYPE::Name: {
auto name = bst_cast<BST_Name>(target);
assert(name->lookup_type != ScopeInfo::VarScopeType::UNKNOWN);
if (name->lookup_type == ScopeInfo::VarScopeType::FAST
|| name->lookup_type == ScopeInfo::VarScopeType::CLOSURE) {
sym_table[name->vreg] = NULL;
} else
assert(name->vreg == -1);
break;
}
default:
RELEASE_ASSERT(0, "%d", target->type);
}
}
......@@ -617,12 +594,6 @@ private:
return t;
}
void visit_global(BST_Global* node) override {}
void visit_import(BST_Import* node) override { assert(0 && "this should get removed by cfg"); }
void visit_importfrom(BST_ImportFrom* node) override { assert(0 && "this should get removed by cfg"); }
void visit_exec(BST_Exec* node) override {
getType(node->body);
if (node->globals)
......@@ -634,17 +605,13 @@ private:
void visit_invoke(BST_Invoke* node) override { node->stmt->accept_stmt(this); }
void visit_jump(BST_Jump* node) override {}
void visit_pass(BST_Pass* node) override {}
void visit_print(BST_Print* node) override {
if (node->dest)
getType(node->dest);
if (EXPAND_UNNEEDED) {
for (int i = 0; i < node->values.size(); i++) {
getType(node->values[i]);
}
}
if (EXPAND_UNNEEDED && node->value)
getType(node->value);
}
void visit_raise(BST_Raise* node) override {
......
src/codegen/ast_interpreter.cpp
View file @ 9ef680bb
......@@ -88,8 +88,6 @@ private:
Value visit_compare(BST_Compare* node);
Value visit_delete(BST_Delete* node);
Value visit_exec(BST_Exec* node);
Value visit_global(BST_Global* node);
Value visit_module(BST_Module* node);
Value visit_print(BST_Print* node);
Value visit_raise(BST_Raise* node);
Value visit_return(BST_Return* node);
......@@ -1055,10 +1053,6 @@ Value ASTInterpreter::visit_stmt(BST_stmt* node) {
throw e;
}
return rtn;
case BST_TYPE::Global:
rtn = visit_global((BST_Global*)node);
ASTInterpreterJitInterface::pendingCallsCheckHelper();
break;
// pseudo
case BST_TYPE::Branch:
......@@ -1308,111 +1302,98 @@ Value ASTInterpreter::visit_assert(BST_Assert* node) {
return Value();
}
Value ASTInterpreter::visit_global(BST_Global* node) {
#ifndef NDEBUG
for (auto name : node->names) {
assert(!getSymVRegMap().count(name));
}
#endif
return Value();
}
Value ASTInterpreter::visit_delete(BST_Delete* node) {
for (BST_expr* target_ : node->targets) {
switch (target_->type) {
case BST_TYPE::Subscript: {
BST_Subscript* sub = (BST_Subscript*)target_;
Value value = visit_expr(sub->value);
AUTO_DECREF(value.o);
bool is_slice = (sub->slice->type == BST_TYPE::Slice) && (((BST_Slice*)sub->slice)->step == NULL);
if (is_slice) {
BST_Slice* slice = (BST_Slice*)sub->slice;
Value lower = slice->lower ? visit_expr(slice->lower) : Value();
AUTO_XDECREF(lower.o);
Value upper = slice->upper ? visit_expr(slice->upper) : Value();
AUTO_XDECREF(upper.o);
assert(slice->step == NULL);
BST_expr* target_ = node->target;
switch (target_->type) {
case BST_TYPE::Subscript: {
BST_Subscript* sub = (BST_Subscript*)target_;
Value value = visit_expr(sub->value);
AUTO_DECREF(value.o);
bool is_slice = (sub->slice->type == BST_TYPE::Slice) && (((BST_Slice*)sub->slice)->step == NULL);
if (is_slice) {
BST_Slice* slice = (BST_Slice*)sub->slice;
Value lower = slice->lower ? visit_expr(slice->lower) : Value();
AUTO_XDECREF(lower.o);
Value upper = slice->upper ? visit_expr(slice->upper) : Value();
AUTO_XDECREF(upper.o);
assert(slice->step == NULL);
if (jit)
jit->emitAssignSlice(value, lower, upper, jit->imm(0ul));
assignSlice(value.o, lower.o, upper.o, NULL);
} else {
Value slice = visit_slice(sub->slice);
AUTO_DECREF(slice.o);
if (jit)
jit->emitDelItem(value, slice);
delitem(value.o, slice.o);
}
break;
if (jit)
jit->emitAssignSlice(value, lower, upper, jit->imm(0ul));
assignSlice(value.o, lower.o, upper.o, NULL);
} else {
Value slice = visit_slice(sub->slice);
AUTO_DECREF(slice.o);
if (jit)
jit->emitDelItem(value, slice);
delitem(value.o, slice.o);
}
case BST_TYPE::Attribute: {
BST_Attribute* attr = (BST_Attribute*)target_;
Value target = visit_expr(attr->value);
AUTO_DECREF(target.o);
BoxedString* str = attr->attr.getBox();
break;
}
case BST_TYPE::Attribute: {
BST_Attribute* attr = (BST_Attribute*)target_;
Value target = visit_expr(attr->value);
AUTO_DECREF(target.o);
BoxedString* str = attr->attr.getBox();
if (jit)
jit->emitDelAttr(target, str);
delattr(target.o, str);
break;
}
case BST_TYPE::Name: {
BST_Name* target = (BST_Name*)target_;
assert(target->lookup_type != ScopeInfo::VarScopeType::UNKNOWN);
ScopeInfo::VarScopeType vst = target->lookup_type;
if (vst == ScopeInfo::VarScopeType::GLOBAL) {
if (jit)
jit->emitDelAttr(target, str);
delattr(target.o, str);
jit->emitDelGlobal(target->id.getBox());
delGlobal(frame_info.globals, target->id.getBox());
break;
}
case BST_TYPE::Name: {
BST_Name* target = (BST_Name*)target_;
assert(target->lookup_type != ScopeInfo::VarScopeType::UNKNOWN);
} else if (vst == ScopeInfo::VarScopeType::NAME) {
if (jit)
jit->emitDelName(target->id);
ASTInterpreterJitInterface::delNameHelper(this, target->id);
} else {
assert(vst == ScopeInfo::VarScopeType::FAST);
ScopeInfo::VarScopeType vst = target->lookup_type;
if (vst == ScopeInfo::VarScopeType::GLOBAL) {
if (jit)
jit->emitDelGlobal(target->id.getBox());
delGlobal(frame_info.globals, target->id.getBox());
continue;
} else if (vst == ScopeInfo::VarScopeType::NAME) {
assert(getVRegInfo().getVReg(target->id) == target->vreg);
if (target->id.s()[0] == '#') {
assert(vregs[target->vreg] != NULL);
if (jit)
jit->emitDelName(target->id);
ASTInterpreterJitInterface::delNameHelper(this, target->id);
jit->emitKillTemporary(target);
} else {
assert(vst == ScopeInfo::VarScopeType::FAST);
assert(getVRegInfo().getVReg(target->id) == target->vreg);
if (target->id.s()[0] == '#') {
assert(vregs[target->vreg] != NULL);
if (jit)
jit->emitKillTemporary(target);
} else {
abortJITing();
if (vregs[target->vreg] == 0) {
assertNameDefined(0, target->id.c_str(), NameError, true /* local_var_msg */);
return Value();
}
abortJITing();
if (vregs[target->vreg] == 0) {
assertNameDefined(0, target->id.c_str(), NameError, true /* local_var_msg */);
return Value();
}
frame_info.num_vregs = std::max(frame_info.num_vregs, target->vreg + 1);
Py_DECREF(vregs[target->vreg]);
vregs[target->vreg] = NULL;
}
break;
frame_info.num_vregs = std::max(frame_info.num_vregs, target->vreg + 1);
Py_DECREF(vregs[target->vreg]);
vregs[target->vreg] = NULL;
}
default:
ASSERT(0, "Unsupported del target: %d", target_->type);
abort();
break;
}
default:
ASSERT(0, "Unsupported del target: %d", target_->type);
abort();
}
return Value();
}
Value ASTInterpreter::visit_assign(BST_Assign* node) {
assert(node->targets.size() == 1 && "cfg should have lowered it to a single target");
Value v = visit_expr(node->value);
doStore(node->targets[0], v);
doStore(node->target, v);
return Value();
}
Value ASTInterpreter::visit_print(BST_Print* node) {
assert(node->values.size() <= 1 && "cfg should have lowered it to 0 or 1 values");
Value dest = node->dest ? visit_expr(node->dest) : Value();
Value var = node->values.size() ? visit_expr(node->values[0]) : Value();
Value var = node->value ? visit_expr(node->value) : Value();
if (jit)
jit->emitPrint(dest, var, node->nl);
......@@ -1442,12 +1423,11 @@ Value ASTInterpreter::visit_exec(BST_Exec* node) {
}
Value ASTInterpreter::visit_compare(BST_Compare* node) {
RELEASE_ASSERT(node->comparators.size() == 1, "not implemented");
Value left = visit_expr(node->left);
AUTO_DECREF(left.o);
Value right = visit_expr(node->comparators[0]);
Value right = visit_expr(node->comparator);
AUTO_DECREF(right.o);
return doBinOp(node, left, right, node->ops[0], BinExpType::Compare);
return doBinOp(node, left, right, node->op, BinExpType::Compare);
}
Value ASTInterpreter::visit_expr(BST_expr* node) {
......@@ -2127,9 +2107,8 @@ extern "C" Box* astInterpretDeoptFromASM(BoxedCode* code, BST_expr* after_expr,
if (enclosing_stmt->type == BST_TYPE::Assign) {
auto asgn = bst_cast<BST_Assign>(enclosing_stmt);
RELEASE_ASSERT(asgn->value == after_expr, "%p %p", asgn->value, after_expr);
assert(asgn->targets.size() == 1);
assert(asgn->targets[0]->type == BST_TYPE::Name);
auto name = bst_cast<BST_Name>(asgn->targets[0]);
assert(asgn->target->type == BST_TYPE::Name);
auto name = bst_cast<BST_Name>(asgn->target);
assert(name->id.s()[0] == '#');
interpreter.addSymbol(name->vreg, expr_val, true);
break;
......
src/codegen/irgen.cpp
View file @ 9ef680bb
......@@ -727,13 +727,12 @@ static void emitBBs(IRGenState* irstate, TypeAnalysis* types, const OSREntryDesc
if (stmt->type == BST_TYPE::Assign) {
auto asgn = bst_cast<BST_Assign>(stmt);
assert(asgn->targets.size() == 1);
if (asgn->targets[0]->type == BST_TYPE::Name) {
auto asname = bst_cast<BST_Name>(asgn->targets[0]);
if (asgn->target->type == BST_TYPE::Name) {
auto asname = bst_cast<BST_Name>(asgn->target);
assert(asname->lookup_type != ScopeInfo::VarScopeType::UNKNOWN);
InternedString name = asname->id;
int vreg = bst_cast<BST_Name>(asgn->targets[0])->vreg;
int vreg = bst_cast<BST_Name>(asgn->target)->vreg;
assert(name.c_str()[0] == '#'); // it must be a temporary
// You might think I need to check whether `name' is being assigned globally or locally,
// since a global assign doesn't affect the symbol table. However, the CFG pass only
......
src/codegen/irgen/irgenerator.cpp
View file @ 9ef680bb
......@@ -1137,19 +1137,16 @@ private:
}
CompilerVariable* evalCompare(BST_Compare* node, const UnwindInfo& unw_info) {
RELEASE_ASSERT(node->ops.size() == 1, "");
CompilerVariable* left = evalExpr(node->left, unw_info);
CompilerVariable* right = evalExpr(node->comparators[0], unw_info);
CompilerVariable* right = evalExpr(node->comparator, unw_info);
assert(left);
assert(right);
if (node->ops[0] == AST_TYPE::Is || node->ops[0] == AST_TYPE::IsNot) {
return doIs(emitter, left, right, node->ops[0] == AST_TYPE::IsNot);
}
if (node->op == AST_TYPE::Is || node->op == AST_TYPE::IsNot)
return doIs(emitter, left, right, node->op == AST_TYPE::IsNot);
CompilerVariable* rtn = _evalBinExp(node, left, right, node->ops[0], Compare, unw_info);
CompilerVariable* rtn = _evalBinExp(node, left, right, node->op, Compare, unw_info);
return rtn;
}
......@@ -2084,27 +2081,24 @@ private:
void doAssign(BST_Assign* node, const UnwindInfo& unw_info) {
CompilerVariable* val = evalExpr(node->value, unw_info);
for (int i = 0; i < node->targets.size(); i++) {
_doSet(node->targets[i], val, unw_info);
}
_doSet(node->target, val, unw_info);
}
void doDelete(BST_Delete* node, const UnwindInfo& unw_info) {
for (BST_expr* target : node->targets) {
switch (target->type) {
case BST_TYPE::Subscript:
_doDelitem(static_cast<BST_Subscript*>(target), unw_info);
break;
case BST_TYPE::Attribute:
_doDelAttr(static_cast<BST_Attribute*>(target), unw_info);
break;
case BST_TYPE::Name:
_doDelName(static_cast<BST_Name*>(target), unw_info);
break;
default:
ASSERT(0, "Unsupported del target: %d", target->type);
abort();
}
BST_expr* target = node->target;
switch (target->type) {
case BST_TYPE::Subscript:
_doDelitem(static_cast<BST_Subscript*>(target), unw_info);
break;
case BST_TYPE::Attribute:
_doDelAttr(static_cast<BST_Attribute*>(target), unw_info);
break;
case BST_TYPE::Name:
_doDelName(static_cast<BST_Name*>(target), unw_info);
break;
default:
ASSERT(0, "Unsupported del target: %d", target->type);
abort();
}
}
......@@ -2237,11 +2231,10 @@ private:
}
assert(dest);
assert(node->values.size() <= 1);
ConcreteCompilerVariable* converted;
if (node->values.size() == 1) {
CompilerVariable* var = evalExpr(node->values[0], unw_info);
if (node->value) {
CompilerVariable* var = evalExpr(node->value, unw_info);
converted = var->makeConverted(emitter, var->getBoxType());
} else {
converted = new ConcreteCompilerVariable(UNKNOWN, getNullPtr(g.llvm_value_type_ptr));
......@@ -2561,15 +2554,6 @@ private:
if ((((BST_Expr*)node)->value)->type != BST_TYPE::Str)
doExpr(bst_cast<BST_Expr>(node), unw_info);
break;
// case BST_TYPE::If:
// doIf(bst_cast<BST_If>(node));
// break;
// case BST_TYPE::Import:
// doImport(bst_cast<BST_Import>(node), unw_info);
// break;
// case BST_TYPE::ImportFrom:
// doImportFrom(bst_cast<BST_ImportFrom>(node), unw_info);
// break;
case BST_TYPE::Global:
// Should have been handled already
break;
......
src/core/ast.cpp
View file @ 9ef680bb
......@@ -887,28 +887,6 @@ void AST_Yield::accept(ASTVisitor* v) {
value->accept(v);
}
void AST_Branch::accept(ASTVisitor* v) {
bool skip = v->visit_branch(this);
if (skip)
return;
test->accept(v);
}
void AST_Branch::accept_stmt(ASTStmtVisitor* v) {
v->visit_branch(this);
}
void AST_Jump::accept(ASTVisitor* v) {
bool skip = v->visit_jump(this);
if (skip)
return;
}
void AST_Jump::accept_stmt(ASTStmtVisitor* v) {
v->visit_jump(this);
}
void AST_ClsAttribute::accept(ASTVisitor* v) {
bool skip = v->visit_clsattribute(this);
if (skip)
......@@ -917,22 +895,6 @@ void AST_ClsAttribute::accept(ASTVisitor* v) {
value->accept(v);
}
void AST_MakeFunction::accept(ASTVisitor* v) {
bool skip = v->visit_makefunction(this);
if (skip)
return;
function_def->accept(v);
}
void AST_MakeClass::accept(ASTVisitor* v) {
bool skip = v->visit_makeclass(this);
if (skip)
return;
class_def->accept(v);
}
void print_ast(AST* ast) {
ASTPrintVisitor v;
ast->accept(&v);
......@@ -1827,18 +1789,6 @@ bool ASTPrintVisitor::visit_yield(AST_Yield* node) {
return true;
}
bool ASTPrintVisitor::visit_branch(AST_Branch* node) {
stream << "if ";
node->test->accept(this);
stream << " goto " << node->iftrue->idx << " else goto " << node->iffalse->idx;
return true;
}
bool ASTPrintVisitor::visit_jump(AST_Jump* node) {
stream << "goto " << node->target->idx;
return true;
}
bool ASTPrintVisitor::visit_clsattribute(AST_ClsAttribute* node) {
// printf("getclsattr(");
// node->value->accept(this);
......@@ -1848,16 +1798,7 @@ bool ASTPrintVisitor::visit_clsattribute(AST_ClsAttribute* node) {
return true;
}
bool ASTPrintVisitor::visit_makefunction(AST_MakeFunction* node) {
stream << "make_";
return false;
}
bool ASTPrintVisitor::visit_makeclass(AST_MakeClass* node) {
stream << "make_";
return false;
}
namespace {
class FlattenVisitor : public ASTVisitor {
private:
std::vector<AST*>* output;
......@@ -2101,30 +2042,14 @@ public:
return false;
}
virtual bool visit_branch(AST_Branch* node) {
output->push_back(node);
return false;
}
virtual bool visit_jump(AST_Jump* node) {
output->push_back(node);
return false;
}
virtual bool visit_clsattribute(AST_ClsAttribute* node) {
output->push_back(node);
return false;
}
virtual bool visit_makeclass(AST_MakeClass* node) {
output->push_back(node);
return false;
}
virtual bool visit_makefunction(AST_MakeFunction* node) {
output->push_back(node);
return false;
}
};
}
void flatten(const llvm::SmallVector<AST_stmt*, 4>& roots, std::vector<AST*>& output, bool expand_scopes) {
void flatten(llvm::ArrayRef<AST_stmt*> roots, std::vector<AST*>& output, bool expand_scopes) {
FlattenVisitor visitor(&output, expand_scopes);
for (int i = 0; i < roots.size(); i++) {
......
src/core/ast.h
View file @ 9ef680bb
......@@ -206,8 +206,6 @@ class AST_stmt : public AST {
public:
virtual void accept_stmt(ASTStmtVisitor* v) = 0;
int cxx_exception_count = 0;
AST_stmt(AST_TYPE::AST_TYPE type) : AST(type) {}
};
......@@ -220,7 +218,6 @@ public:
class AST_alias : public AST {
public:
InternedString name, asname;
int name_vreg = -1, asname_vreg = -1;
virtual void accept(ASTVisitor* v);
......@@ -352,9 +349,6 @@ public:
std::vector<AST_expr*> args;
std::vector<AST_keyword*> keywords;
// used during execution stores all keyword names
std::unique_ptr<std::vector<BoxedString*>> keywords_names;
virtual void accept(ASTVisitor* v);
AST_Call() : AST_expr(AST_TYPE::Call) {}
......@@ -723,25 +717,13 @@ public:
// different bytecodes.
ScopeInfo::VarScopeType lookup_type;
// These are only valid for lookup_type == FAST or CLOSURE
// The interpreter and baseline JIT store variables with FAST and CLOSURE scopes in an array (vregs) this specifies
// the zero based index of this variable inside the vregs array. If uninitialized it's value is -1.
int vreg;
bool is_kill = false;
// Only valid for lookup_type == DEREF:
DerefInfo deref_info = DerefInfo({ INT_MAX, INT_MAX });
// Only valid for lookup_type == CLOSURE:
int closure_offset = -1;
virtual void accept(ASTVisitor* v);
AST_Name(InternedString id, AST_TYPE::AST_TYPE ctx_type, int lineno, int col_offset = 0)
: AST_expr(AST_TYPE::Name, lineno, col_offset),
ctx_type(ctx_type),
id(id),
lookup_type(ScopeInfo::VarScopeType::UNKNOWN),
vreg(-1) {}
lookup_type(ScopeInfo::VarScopeType::UNKNOWN) {}
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::Name;
};
......@@ -987,60 +969,12 @@ public:
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::Yield;
};
class AST_MakeFunction : public AST_expr {
public:
AST_FunctionDef* function_def;
virtual void accept(ASTVisitor* v);
AST_MakeFunction(AST_FunctionDef* fd)
: AST_expr(AST_TYPE::MakeFunction, fd->lineno, fd->col_offset), function_def(fd) {}
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::MakeFunction;
};
class AST_MakeClass : public AST_expr {
public:
AST_ClassDef* class_def;
virtual void accept(ASTVisitor* v);
AST_MakeClass(AST_ClassDef* cd) : AST_expr(AST_TYPE::MakeClass, cd->lineno, cd->col_offset), class_def(cd) {}
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::MakeClass;
};
// AST pseudo-nodes that will get added during CFG-construction. These don't exist in the input AST, but adding them in
// lets us avoid creating a completely new IR for this phase
class CFGBlock;
class AST_Branch : public AST_stmt {
public:
AST_expr* test;
CFGBlock* iftrue, *iffalse;
virtual void accept(ASTVisitor* v);
virtual void accept_stmt(ASTStmtVisitor* v);
AST_Branch() : AST_stmt(AST_TYPE::Branch) {}
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::Branch;
};
class AST_Jump : public AST_stmt {
public:
CFGBlock* target;
virtual void accept(ASTVisitor* v);
virtual void accept_stmt(ASTStmtVisitor* v);
AST_Jump() : AST_stmt(AST_TYPE::Jump) {}
static const AST_TYPE::AST_TYPE TYPE = AST_TYPE::Jump;
};
class AST_ClsAttribute : public AST_expr {
public:
AST_expr* value;
......@@ -1102,8 +1036,6 @@ template <typename T> T* ast_cast(AST* node) {
return static_cast<T*>(node);
}
class ASTVisitor {
protected:
public:
......@@ -1170,11 +1102,6 @@ public:
virtual bool visit_while(AST_While* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_with(AST_With* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_yield(AST_Yield* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_makeclass(AST_MakeClass* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_makefunction(AST_MakeFunction* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_branch(AST_Branch* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_jump(AST_Jump* node) { RELEASE_ASSERT(0, ""); }
};
class NoopASTVisitor : public ASTVisitor {
......@@ -1243,11 +1170,6 @@ public:
virtual bool visit_while(AST_While* node) { return false; }
virtual bool visit_with(AST_With* node) { return false; }
virtual bool visit_yield(AST_Yield* node) { return false; }
virtual bool visit_branch(AST_Branch* node) { return false; }
virtual bool visit_jump(AST_Jump* node) { return false; }
virtual bool visit_makeclass(AST_MakeClass* node) { return false; }
virtual bool visit_makefunction(AST_MakeFunction* node) { return false; }
};
class ASTStmtVisitor {
......@@ -1279,9 +1201,6 @@ public:
virtual void visit_tryfinally(AST_TryFinally* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_while(AST_While* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_with(AST_With* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_branch(AST_Branch* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_jump(AST_Jump* node) { RELEASE_ASSERT(0, ""); }
};
void print_ast(AST* ast);
......@@ -1358,17 +1277,12 @@ public:
virtual bool visit_while(AST_While* node);
virtual bool visit_with(AST_With* node);
virtual bool visit_yield(AST_Yield* node);
virtual bool visit_branch(AST_Branch* node);
virtual bool visit_jump(AST_Jump* node);
virtual bool visit_makefunction(AST_MakeFunction* node);
virtual bool visit_makeclass(AST_MakeClass* node);
};
// Given an AST node, return a vector of the node plus all its descendents.
// This is useful for analyses that care more about the constituent nodes than the
// exact tree structure; ex, finding all "global" directives.
void flatten(const llvm::SmallVector<AST_stmt*, 4>& roots, std::vector<AST*>& output, bool expand_scopes);
void flatten(llvm::ArrayRef<AST_stmt*> roots, std::vector<AST*>& output, bool expand_scopes);
void flatten(AST_expr* root, std::vector<AST*>& output, bool expand_scopes);
// Similar to the flatten() function, but filters for a specific type of ast nodes:
template <class T, class R> void findNodes(const R& roots, std::vector<T*>& output, bool expand_scopes) {
......
src/core/bst.cpp
View file @ 9ef680bb
......@@ -49,12 +49,6 @@ static void visitCFG(CFG* cfg, BSTVisitor* v) {
e->accept(v);
}
void BST_alias::accept(BSTVisitor* v) {
bool skip = v->visit_alias(this);
if (skip)
return;
}
void BST_arguments::accept(BSTVisitor* v) {
bool skip = v->visit_arguments(this);
if (skip)
......@@ -83,32 +77,13 @@ void BST_Assign::accept(BSTVisitor* v) {
return;
value->accept(v);
for (int i = 0; i < targets.size(); i++) {
// Targets are assigned to left-to-right, so this is valid:
// x = x.a = object()
// but this is not:
// x.a = x = object()
targets[i]->accept(v);
}
target->accept(v);
}
void BST_Assign::accept_stmt(StmtVisitor* v) {
v->visit_assign(this);
}
void BST_AugAssign::accept(BSTVisitor* v) {
bool skip = v->visit_augassign(this);
if (skip)
return;
value->accept(v);
target->accept(v);
}
void BST_AugAssign::accept_stmt(StmtVisitor* v) {
v->visit_augassign(this);
}
void BST_AugBinOp::accept(BSTVisitor* v) {
bool skip = v->visit_augbinop(this);
if (skip)
......@@ -147,28 +122,6 @@ void* BST_BinOp::accept_expr(ExprVisitor* v) {
return v->visit_binop(this);
}
void BST_BoolOp::accept(BSTVisitor* v) {
bool skip = v->visit_boolop(this);
if (skip)
return;
visitVector(values, v);
}
void* BST_BoolOp::accept_expr(ExprVisitor* v) {
return v->visit_boolop(this);
}
void BST_Break::accept(BSTVisitor* v) {
bool skip = v->visit_break(this);
if (skip)
return;
}
void BST_Break::accept_stmt(StmtVisitor* v) {
v->visit_break(this);
}
void BST_Call::accept(BSTVisitor* v) {
bool skip = v->visit_call(this);
if (skip)
......@@ -193,25 +146,13 @@ void BST_Compare::accept(BSTVisitor* v) {
return;
left->accept(v);
visitVector(comparators, v);
comparator->accept(v);
}
void* BST_Compare::accept_expr(ExprVisitor* v) {
return v->visit_compare(this);
}
void BST_comprehension::accept(BSTVisitor* v) {
bool skip = v->visit_comprehension(this);
if (skip)
return;
target->accept(v);
iter->accept(v);
for (auto if_ : ifs) {
if_->accept(v);
}
}
void BST_ClassDef::accept(BSTVisitor* v) {
bool skip = v->visit_classdef(this);
if (skip)
......@@ -226,22 +167,12 @@ void BST_ClassDef::accept_stmt(StmtVisitor* v) {
v->visit_classdef(this);
}
void BST_Continue::accept(BSTVisitor* v) {
bool skip = v->visit_continue(this);
if (skip)
return;
}
void BST_Continue::accept_stmt(StmtVisitor* v) {
v->visit_continue(this);
}
void BST_Delete::accept(BSTVisitor* v) {
bool skip = v->visit_delete(this);
if (skip)
return;
visitVector(this->targets, v);
target->accept(v);
}
void BST_Delete::accept_stmt(StmtVisitor* v) {
......@@ -263,23 +194,6 @@ void* BST_Dict::accept_expr(ExprVisitor* v) {
return v->visit_dict(this);
}
void BST_DictComp::accept(BSTVisitor* v) {
bool skip = v->visit_dictcomp(this);
if (skip)
return;
for (auto c : generators) {
c->accept(v);
}
value->accept(v);
key->accept(v);
}
void* BST_DictComp::accept_expr(ExprVisitor* v) {
return v->visit_dictcomp(this);
}
void BST_Ellipsis::accept(BSTVisitor* v) {
bool skip = v->visit_ellipsis(this);
if (skip)
......@@ -290,18 +204,6 @@ void* BST_Ellipsis::accept_slice(SliceVisitor* v) {
return v->visit_ellipsis(this);
}
void BST_ExceptHandler::accept(BSTVisitor* v) {
bool skip = v->visit_excepthandler(this);
if (skip)
return;
if (type)
type->accept(v);
if (name)
name->accept(v);
visitVector(body, v);
}
void BST_Exec::accept(BSTVisitor* v) {
bool skip = v->visit_exec(this);
if (skip)
......@@ -343,21 +245,6 @@ void* BST_ExtSlice::accept_slice(SliceVisitor* v) {
return v->visit_extslice(this);
}
void BST_For::accept(BSTVisitor* v) {
bool skip = v->visit_for(this);
if (skip)
return;
iter->accept(v);
target->accept(v);
visitVector(body, v);
visitVector(orelse, v);
}
void BST_For::accept_stmt(StmtVisitor* v) {
v->visit_for(this);
}
void BST_FunctionDef::accept(BSTVisitor* v) {
bool skip = v->visit_functiondef(this);
if (skip)
......@@ -372,84 +259,6 @@ void BST_FunctionDef::accept_stmt(StmtVisitor* v) {
v->visit_functiondef(this);
}
void BST_GeneratorExp::accept(BSTVisitor* v) {
bool skip = v->visit_generatorexp(this);
if (skip)
return;
for (auto c : generators) {
c->accept(v);
}
elt->accept(v);
}
void* BST_GeneratorExp::accept_expr(ExprVisitor* v) {
return v->visit_generatorexp(this);
}
void BST_Global::accept(BSTVisitor* v) {
bool skip = v->visit_global(this);
if (skip)
return;
}
void BST_Global::accept_stmt(StmtVisitor* v) {
v->visit_global(this);
}
void BST_If::accept(BSTVisitor* v) {
bool skip = v->visit_if(this);
if (skip)
return;
test->accept(v);
visitVector(body, v);
visitVector(orelse, v);
}
void BST_If::accept_stmt(StmtVisitor* v) {
v->visit_if(this);
}
void BST_IfExp::accept(BSTVisitor* v) {
bool skip = v->visit_ifexp(this);
if (skip)
return;
this->test->accept(v);
this->body->accept(v);
this->orelse->accept(v);
}
void* BST_IfExp::accept_expr(ExprVisitor* v) {
return v->visit_ifexp(this);
}
void BST_Import::accept(BSTVisitor* v) {
bool skip = v->visit_import(this);
if (skip)
return;
visitVector(names, v);
}
void BST_Import::accept_stmt(StmtVisitor* v) {
v->visit_import(this);
}
void BST_ImportFrom::accept(BSTVisitor* v) {
bool skip = v->visit_importfrom(this);
if (skip)
return;
visitVector(names, v);
}
void BST_ImportFrom::accept_stmt(StmtVisitor* v) {
v->visit_importfrom(this);
}
void BST_Index::accept(BSTVisitor* v) {
bool skip = v->visit_index(this);
if (skip)
......@@ -482,19 +291,6 @@ void BST_keyword::accept(BSTVisitor* v) {
value->accept(v);
}
void BST_Lambda::accept(BSTVisitor* v) {
bool skip = v->visit_lambda(this);
if (skip)
return;
args->accept(v);
body->accept(v);
}
void* BST_Lambda::accept_expr(ExprVisitor* v) {
return v->visit_lambda(this);
}
void BST_LangPrimitive::accept(BSTVisitor* v) {
bool skip = v->visit_langprimitive(this);
if (skip)
......@@ -519,46 +315,6 @@ void* BST_List::accept_expr(ExprVisitor* v) {
return v->visit_list(this);
}
void BST_ListComp::accept(BSTVisitor* v) {
bool skip = v->visit_listcomp(this);
if (skip)
return;
for (auto c : generators) {
c->accept(v);
}
elt->accept(v);
}
void* BST_ListComp::accept_expr(ExprVisitor* v) {
return v->visit_listcomp(this);
}
void BST_Module::accept(BSTVisitor* v) {
bool skip = v->visit_module(this);
if (skip)
return;
visitVector(body, v);
}
void BST_Expression::accept(BSTVisitor* v) {
bool skip = v->visit_expression(this);
if (skip)
return;
body->accept(v);
}
void BST_Suite::accept(BSTVisitor* v) {
bool skip = v->visit_suite(this);
if (skip)
return;
visitVector(body, v);
}
void BST_Name::accept(BSTVisitor* v) {
bool skip = v->visit_name(this);
}
......@@ -575,14 +331,6 @@ void* BST_Num::accept_expr(ExprVisitor* v) {
return v->visit_num(this);
}
void BST_Pass::accept(BSTVisitor* v) {
bool skip = v->visit_pass(this);
}
void BST_Pass::accept_stmt(StmtVisitor* v) {
v->visit_pass(this);
}
void BST_Print::accept(BSTVisitor* v) {
bool skip = v->visit_print(this);
if (skip)
......@@ -590,7 +338,9 @@ void BST_Print::accept(BSTVisitor* v) {
if (dest)
dest->accept(v);
visitVector(values, v);
if (value)
value->accept(v);
}
void BST_Print::accept_stmt(StmtVisitor* v) {
......@@ -651,22 +401,6 @@ void* BST_Set::accept_expr(ExprVisitor* v) {
return v->visit_set(this);
}
void BST_SetComp::accept(BSTVisitor* v) {
bool skip = v->visit_setcomp(this);
if (skip)
return;
for (auto c : generators) {
c->accept(v);
}
elt->accept(v);
}
void* BST_SetComp::accept_expr(ExprVisitor* v) {
return v->visit_setcomp(this);
}
void BST_Slice::accept(BSTVisitor* v) {
bool skip = v->visit_slice(this);
if (skip)
......@@ -707,33 +441,6 @@ void* BST_Subscript::accept_expr(ExprVisitor* v) {
return v->visit_subscript(this);
}
void BST_TryExcept::accept(BSTVisitor* v) {
bool skip = v->visit_tryexcept(this);
if (skip)
return;
visitVector(body, v);
visitVector(orelse, v);
visitVector(handlers, v);
}
void BST_TryExcept::accept_stmt(StmtVisitor* v) {
v->visit_tryexcept(this);
}
void BST_TryFinally::accept(BSTVisitor* v) {
bool skip = v->visit_tryfinally(this);
if (skip)
return;
visitVector(body, v);
visitVector(finalbody, v);
}
void BST_TryFinally::accept_stmt(StmtVisitor* v) {
v->visit_tryfinally(this);
}
void BST_Tuple::accept(BSTVisitor* v) {
bool skip = v->visit_tuple(this);
if (skip)
......@@ -758,35 +465,6 @@ void* BST_UnaryOp::accept_expr(ExprVisitor* v) {
return v->visit_unaryop(this);
}
void BST_While::accept(BSTVisitor* v) {
bool skip = v->visit_while(this);
if (skip)
return;
test->accept(v);
visitVector(body, v);
visitVector(orelse, v);
}
void BST_While::accept_stmt(StmtVisitor* v) {
v->visit_while(this);
}
void BST_With::accept(BSTVisitor* v) {
bool skip = v->visit_with(this);
if (skip)
return;
context_expr->accept(v);
if (optional_vars)
optional_vars->accept(v);
visitVector(body, v);
}
void BST_With::accept_stmt(StmtVisitor* v) {
v->visit_with(this);
}
void BST_Yield::accept(BSTVisitor* v) {
bool skip = v->visit_yield(this);
if (skip)
......@@ -870,13 +548,6 @@ void PrintVisitor::printIndent() {
}
}
bool PrintVisitor::visit_alias(BST_alias* node) {
stream << node->name.s();
if (node->asname.s().size())
stream << " as " << node->asname.s();
return true;
}
bool PrintVisitor::visit_arguments(BST_arguments* node) {
int ndefault = node->defaults.size();
for (int i = 0; i < ndefault; i++) {
......@@ -900,10 +571,8 @@ bool PrintVisitor::visit_assert(BST_Assert* node) {
}
bool PrintVisitor::visit_assign(BST_Assign* node) {
for (int i = 0; i < node->targets.size(); i++) {
node->targets[i]->accept(this);
stream << " = ";
}
node->target->accept(this);
stream << " = ";
node->value->accept(this);
return true;
}
......@@ -949,14 +618,6 @@ void PrintVisitor::printOp(AST_TYPE::AST_TYPE op_type) {
}
}
bool PrintVisitor::visit_augassign(BST_AugAssign* node) {
node->target->accept(this);
printOp(node->op_type);
stream << '=';
node->value->accept(this);
return true;
}
bool PrintVisitor::visit_augbinop(BST_AugBinOp* node) {
node->left->accept(this);
stream << '=';
......@@ -979,32 +640,6 @@ bool PrintVisitor::visit_binop(BST_BinOp* node) {
return true;
}
bool PrintVisitor::visit_boolop(BST_BoolOp* node) {
for (int i = 0; i < node->values.size(); i++) {
node->values[i]->accept(this);
if (i == node->values.size() - 1)
continue;
switch (node->op_type) {
case BST_TYPE::And:
stream << " and ";
break;
case BST_TYPE::Or:
stream << " or ";
break;
default:
ASSERT(0, "%d", node->op_type);
break;
}
}
return true;
}
bool PrintVisitor::visit_break(BST_Break* node) {
stream << "break";
return true;
}
bool PrintVisitor::visit_call(BST_Call* node) {
node->func->accept(this);
stream << "(";
......@@ -1040,27 +675,8 @@ bool PrintVisitor::visit_call(BST_Call* node) {
bool PrintVisitor::visit_compare(BST_Compare* node) {
node->left->accept(this);
for (int i = 0; i < node->ops.size(); i++) {
std::string symbol = getOpSymbol(node->ops[i]);
stream << " " << symbol << " ";
node->comparators[i]->accept(this);
}
return true;
}
bool PrintVisitor::visit_comprehension(BST_comprehension* node) {
stream << "for ";
node->target->accept(this);
stream << " in ";
node->iter->accept(this);
for (BST_expr* i : node->ifs) {
stream << " if ";
i->accept(this);
}
stream << " " << getOpSymbol(node->op) << " ";
node->comparator->accept(this);
return true;
}
......@@ -1096,18 +712,9 @@ bool PrintVisitor::visit_classdef(BST_ClassDef* node) {
return true;
}
bool PrintVisitor::visit_continue(BST_Continue* node) {
stream << "continue";
return true;
}
bool PrintVisitor::visit_delete(BST_Delete* node) {
stream << "del ";
for (int i = 0; i < node->targets.size(); i++) {
if (i > 0)
stream << ", ";
node->targets[i]->accept(this);
}
node->target->accept(this);
return true;
}
......@@ -1124,46 +731,11 @@ bool PrintVisitor::visit_dict(BST_Dict* node) {
return true;
}
bool PrintVisitor::visit_dictcomp(BST_DictComp* node) {
stream << "{";
node->key->accept(this);
stream << ":";
node->value->accept(this);
for (auto c : node->generators) {
stream << " ";
c->accept(this);
}
stream << "}";
return true;
}
bool PrintVisitor::visit_ellipsis(BST_Ellipsis*) {
stream << "...";
return true;
}
bool PrintVisitor::visit_excepthandler(BST_ExceptHandler* node) {
stream << "except";
if (node->type) {
stream << " ";
node->type->accept(this);
}
if (node->name) {
stream << " as ";
node->name->accept(this);
}
stream << ":\n";
indent += 4;
for (BST* subnode : node->body) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
return true;
}
bool PrintVisitor::visit_exec(BST_Exec* node) {
stream << "exec ";
......@@ -1194,11 +766,6 @@ bool PrintVisitor::visit_extslice(BST_ExtSlice* node) {
return true;
}
bool PrintVisitor::visit_for(BST_For* node) {
stream << "<for loop>\n";
return true;
}
bool PrintVisitor::visit_functiondef(BST_FunctionDef* node) {
for (auto d : node->decorator_list) {
stream << "@";
......@@ -1231,94 +798,6 @@ bool PrintVisitor::visit_functiondef(BST_FunctionDef* node) {
return true;
}
bool PrintVisitor::visit_generatorexp(BST_GeneratorExp* node) {
stream << "[";
node->elt->accept(this);
for (auto c : node->generators) {
stream << " ";
c->accept(this);
}
stream << "]";
return true;
}
bool PrintVisitor::visit_global(BST_Global* node) {
stream << "global ";
for (int i = 0; i < node->names.size(); i++) {
if (i > 0)
stream << ", ";
stream << node->names[i].s();
}
return true;
}
bool PrintVisitor::visit_if(BST_If* node) {
stream << "if ";
node->test->accept(this);
stream << ":\n";
indent += 4;
for (int i = 0; i < node->body.size(); i++) {
printIndent();
node->body[i]->accept(this);
stream << "\n";
}
indent -= 4;
if (node->orelse.size()) {
printIndent();
bool elif = false;
if (node->orelse.size() == 1 && node->orelse[0]->type == BST_TYPE::If)
elif = true;
if (elif) {
stream << "el";
} else {
stream << "else:\n";
indent += 4;
}
for (int i = 0; i < node->orelse.size(); i++) {
if (i)
stream << "\n";
printIndent();
node->orelse[i]->accept(this);
}
if (!elif)
indent -= 4;
}
return true;
}
bool PrintVisitor::visit_ifexp(BST_IfExp* node) {
node->body->accept(this);
stream << " if ";
node->test->accept(this);
stream << " else ";
node->orelse->accept(this);
return true;
}
bool PrintVisitor::visit_import(BST_Import* node) {
stream << "import ";
for (int i = 0; i < node->names.size(); i++) {
if (i > 0)
stream << ", ";
node->names[i]->accept(this);
}
return true;
}
bool PrintVisitor::visit_importfrom(BST_ImportFrom* node) {
stream << "from " << node->module.s() << " import ";
for (int i = 0; i < node->names.size(); i++) {
if (i > 0)
stream << ", ";
node->names[i]->accept(this);
}
return true;
}
bool PrintVisitor::visit_index(BST_Index* node) {
return false;
}
......@@ -1329,14 +808,6 @@ bool PrintVisitor::visit_invoke(BST_Invoke* node) {
return true;
}
bool PrintVisitor::visit_lambda(BST_Lambda* node) {
stream << "lambda ";
node->args->accept(this);
stream << ": ";
node->body->accept(this);
return true;
}
bool PrintVisitor::visit_langprimitive(BST_LangPrimitive* node) {
stream << ":";
switch (node->opcode) {
......@@ -1403,47 +874,12 @@ bool PrintVisitor::visit_list(BST_List* node) {
return true;
}
bool PrintVisitor::visit_listcomp(BST_ListComp* node) {
stream << "[";
node->elt->accept(this);
for (auto c : node->generators) {
stream << " ";
c->accept(this);
}
stream << "]";
return true;
}
bool PrintVisitor::visit_keyword(BST_keyword* node) {
stream << node->arg.s() << "=";
node->value->accept(this);
return true;
}
bool PrintVisitor::visit_module(BST_Module* node) {
// stream << "<module>\n";
for (int i = 0; i < node->body.size(); i++) {
node->body[i]->accept(this);
stream << "\n";
}
return true;
}
bool PrintVisitor::visit_expression(BST_Expression* node) {
node->body->accept(this);
stream << "\n";
return true;
}
bool PrintVisitor::visit_suite(BST_Suite* node) {
for (int i = 0; i < node->body.size(); i++) {
printIndent();
node->body[i]->accept(this);
stream << "\n";
}
return true;
}
bool PrintVisitor::visit_name(BST_Name* node) {
stream << node->id.s();
#if 0
......@@ -1482,11 +918,6 @@ bool PrintVisitor::visit_num(BST_Num* node) {
return false;
}
bool PrintVisitor::visit_pass(BST_Pass* node) {
stream << "pass";
return true;
}
bool PrintVisitor::visit_print(BST_Print* node) {
stream << "print ";
if (node->dest) {
......@@ -1494,11 +925,8 @@ bool PrintVisitor::visit_print(BST_Print* node) {
node->dest->accept(this);
stream << ", ";
}
for (int i = 0; i < node->values.size(); i++) {
if (i > 0)
stream << ", ";
node->values[i]->accept(this);
}
if (node->value)
node->value->accept(this);
if (!node->nl)
stream << ",";
return true;
......@@ -1555,17 +983,6 @@ bool PrintVisitor::visit_set(BST_Set* node) {
return true;
}
bool PrintVisitor::visit_setcomp(BST_SetComp* node) {
stream << "{";
node->elt->accept(this);
for (auto c : node->generators) {
stream << " ";
c->accept(this);
}
stream << "}";
return true;
}
bool PrintVisitor::visit_slice(BST_Slice* node) {
stream << "<slice>(";
if (node->lower)
......@@ -1601,70 +1018,6 @@ bool PrintVisitor::visit_subscript(BST_Subscript* node) {
return true;
}
bool PrintVisitor::visit_tryexcept(BST_TryExcept* node) {
stream << "try:\n";
indent += 4;
for (BST* subnode : node->body) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
for (BST_ExceptHandler* handler : node->handlers) {
printIndent();
handler->accept(this);
}
if (node->orelse.size()) {
printIndent();
stream << "else:\n";
indent += 4;
for (BST* subnode : node->orelse) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
}
return true;
}
bool PrintVisitor::visit_tryfinally(BST_TryFinally* node) {
if (node->body.size() == 1 && node->body[0]->type == BST_TYPE::TryExcept) {
node->body[0]->accept(this);
printIndent();
stream << "finally:\n";
indent += 4;
for (BST* subnode : node->finalbody) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
} else {
stream << "try:\n";
indent += 4;
for (BST* subnode : node->body) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
printIndent();
stream << "finally:\n";
indent += 4;
for (BST* subnode : node->finalbody) {
printIndent();
subnode->accept(this);
stream << "\n";
}
indent -= 4;
}
return true;
}
bool PrintVisitor::visit_tuple(BST_Tuple* node) {
stream << "(";
int n = node->elts.size();
......@@ -1703,54 +1056,6 @@ bool PrintVisitor::visit_unaryop(BST_UnaryOp* node) {
return true;
}
bool PrintVisitor::visit_while(BST_While* node) {
stream << "while ";
node->test->accept(this);
stream << "\n";
indent += 4;
for (int i = 0; i < node->body.size(); i++) {
printIndent();
node->body[i]->accept(this);
stream << "\n";
}
indent -= 4;
if (node->orelse.size()) {
printIndent();
stream << "else\n";
indent += 4;
for (int i = 0; i < node->orelse.size(); i++) {
printIndent();
node->orelse[i]->accept(this);
stream << "\n";
}
indent -= 4;
}
return true;
}
bool PrintVisitor::visit_with(BST_With* node) {
stream << "with ";
node->context_expr->accept(this);
if (node->optional_vars) {
stream << " as ";
node->optional_vars->accept(this);
stream << ":\n";
}
indent += 4;
for (int i = 0; i < node->body.size(); i++) {
if (i > 0)
stream << "\n";
printIndent();
node->body[i]->accept(this);
}
indent -= 4;
return true;
}
bool PrintVisitor::visit_yield(BST_Yield* node) {
stream << "yield ";
if (node->value)
......@@ -1789,6 +1094,7 @@ bool PrintVisitor::visit_makeclass(BST_MakeClass* node) {
return false;
}
namespace {
class FlattenVisitor : public BSTVisitor {
private:
std::vector<BST*>* output;
......@@ -1799,10 +1105,6 @@ public:
assert(expand_scopes && "not sure if this works properly");
}
virtual bool visit_alias(BST_alias* node) {
output->push_back(node);
return false;
}
virtual bool visit_arguments(BST_arguments* node) {
output->push_back(node);
return false;
......@@ -1815,10 +1117,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_augassign(BST_AugAssign* node) {
output->push_back(node);
return false;
}
virtual bool visit_augbinop(BST_AugBinOp* node) {
output->push_back(node);
return false;
......@@ -1831,14 +1129,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_boolop(BST_BoolOp* node) {
output->push_back(node);
return false;
}
virtual bool visit_break(BST_Break* node) {
output->push_back(node);
return false;
}
virtual bool visit_call(BST_Call* node) {
output->push_back(node);
return false;
......@@ -1851,14 +1141,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_comprehension(BST_comprehension* node) {
output->push_back(node);
return false;
}
virtual bool visit_continue(BST_Continue* node) {
output->push_back(node);
return false;
}
virtual bool visit_delete(BST_Delete* node) {
output->push_back(node);
return false;
......@@ -1867,18 +1149,10 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_dictcomp(BST_DictComp* node) {
output->push_back(node);
return false;
}
virtual bool visit_ellipsis(BST_Ellipsis* node) {
output->push_back(node);
return false;
}
virtual bool visit_excepthandler(BST_ExceptHandler* node) {
output->push_back(node);
return false;
}
virtual bool visit_exec(BST_Exec* node) {
output->push_back(node);
return false;
......@@ -1891,38 +1165,10 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_for(BST_For* node) {
output->push_back(node);
return !expand_scopes;
}
virtual bool visit_functiondef(BST_FunctionDef* node) {
output->push_back(node);
return !expand_scopes;
}
virtual bool visit_generatorexp(BST_GeneratorExp* node) {
output->push_back(node);
return !expand_scopes;
}
virtual bool visit_global(BST_Global* node) {
output->push_back(node);
return false;
}
virtual bool visit_if(BST_If* node) {
output->push_back(node);
return false;
}
virtual bool visit_ifexp(BST_IfExp* node) {
output->push_back(node);
return false;
}
virtual bool visit_import(BST_Import* node) {
output->push_back(node);
return false;
}
virtual bool visit_importfrom(BST_ImportFrom* node) {
output->push_back(node);
return false;
}
virtual bool visit_index(BST_Index* node) {
output->push_back(node);
return false;
......@@ -1935,10 +1181,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_lambda(BST_Lambda* node) {
output->push_back(node);
return !expand_scopes;
}
virtual bool visit_langprimitive(BST_LangPrimitive* node) {
output->push_back(node);
return false;
......@@ -1947,14 +1189,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_listcomp(BST_ListComp* node) {
output->push_back(node);
return false;
}
virtual bool visit_module(BST_Module* node) {
output->push_back(node);
return !expand_scopes;
}
virtual bool visit_name(BST_Name* node) {
output->push_back(node);
return false;
......@@ -1963,10 +1197,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_pass(BST_Pass* node) {
output->push_back(node);
return false;
}
virtual bool visit_print(BST_Print* node) {
output->push_back(node);
return false;
......@@ -1987,10 +1217,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_setcomp(BST_SetComp* node) {
output->push_back(node);
return false;
}
virtual bool visit_slice(BST_Slice* node) {
output->push_back(node);
return false;
......@@ -2003,14 +1229,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_tryexcept(BST_TryExcept* node) {
output->push_back(node);
return false;
}
virtual bool visit_tryfinally(BST_TryFinally* node) {
output->push_back(node);
return false;
}
virtual bool visit_tuple(BST_Tuple* node) {
output->push_back(node);
return false;
......@@ -2019,14 +1237,6 @@ public:
output->push_back(node);
return false;
}
virtual bool visit_while(BST_While* node) {
output->push_back(node);
return false;
}
virtual bool visit_with(BST_With* node) {
output->push_back(node);
return false;
}
virtual bool visit_yield(BST_Yield* node) {
output->push_back(node);
return false;
......@@ -2054,8 +1264,9 @@ public:
return false;
}
};
}
void flatten(const llvm::SmallVector<BST_stmt*, 4>& roots, std::vector<BST*>& output, bool expand_scopes) {
void flatten(llvm::ArrayRef<BST_stmt*> roots, std::vector<BST*>& output, bool expand_scopes) {
FlattenVisitor visitor(&output, expand_scopes);
for (int i = 0; i < roots.size(); i++) {
......
src/core/bst.h
View file @ 9ef680bb
......@@ -215,18 +215,6 @@ public:
BST_slice(BST_TYPE::BST_TYPE type, uint32_t lineno, uint32_t col_offset = 0) : BST(type, lineno, col_offset) {}
};
class BST_alias : public BST {
public:
InternedString name, asname;
int name_vreg = -1, asname_vreg = -1;
virtual void accept(BSTVisitor* v);
BST_alias(InternedString name, InternedString asname) : BST(BST_TYPE::alias), name(name), asname(asname) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::alias;
};
class BST_Name;
class BST_arguments : public BST {
......@@ -255,7 +243,7 @@ public:
class BST_Assign : public BST_stmt {
public:
std::vector<BST_expr*> targets;
BST_expr* target;
BST_expr* value;
virtual void accept(BSTVisitor* v);
......@@ -266,20 +254,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Assign;
};
class BST_AugAssign : public BST_stmt {
public:
BST_expr* value;
BST_expr* target;
AST_TYPE::AST_TYPE op_type;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_AugAssign() : BST_stmt(BST_TYPE::AugAssign) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::AugAssign;
};
class BST_AugBinOp : public BST_expr {
public:
AST_TYPE::AST_TYPE op_type;
......@@ -323,29 +297,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::BinOp;
};
class BST_BoolOp : public BST_expr {
public:
AST_TYPE::AST_TYPE op_type;
std::vector<BST_expr*> values;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_BoolOp() : BST_expr(BST_TYPE::BoolOp) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::BoolOp;
};
class BST_Break : public BST_stmt {
public:
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Break() : BST_stmt(BST_TYPE::Break) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Break;
};
class BST_Call : public BST_expr {
public:
BST_expr* starargs, *kwargs, *func;
......@@ -365,8 +316,8 @@ public:
class BST_Compare : public BST_expr {
public:
std::vector<AST_TYPE::AST_TYPE> ops;
std::vector<BST_expr*> comparators;
AST_TYPE::AST_TYPE op;
BST_expr* comparator;
BST_expr* left;
virtual void accept(BSTVisitor* v);
......@@ -377,19 +328,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Compare;
};
class BST_comprehension : public BST {
public:
BST_expr* target;
BST_expr* iter;
std::vector<BST_expr*> ifs;
virtual void accept(BSTVisitor* v);
BST_comprehension() : BST(BST_TYPE::comprehension) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::comprehension;
};
class BST_ClassDef : public BST_stmt {
public:
virtual void accept(BSTVisitor* v);
......@@ -405,16 +343,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::ClassDef;
};
class BST_Continue : public BST_stmt {
public:
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Continue() : BST_stmt(BST_TYPE::Continue) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Continue;
};
class BST_Dict : public BST_expr {
public:
std::vector<BST_expr*> keys, values;
......@@ -427,22 +355,9 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Dict;
};
class BST_DictComp : public BST_expr {
public:
std::vector<BST_comprehension*> generators;
BST_expr* key, *value;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_DictComp() : BST_expr(BST_TYPE::DictComp) {}
const static BST_TYPE::BST_TYPE TYPE = BST_TYPE::DictComp;
};
class BST_Delete : public BST_stmt {
public:
std::vector<BST_expr*> targets;
BST_expr* target;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
......@@ -474,19 +389,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Expr;
};
class BST_ExceptHandler : public BST {
public:
std::vector<BST_stmt*> body;
BST_expr* type; // can be NULL for a bare "except:" clause
BST_expr* name; // can be NULL if the exception doesn't get a name
virtual void accept(BSTVisitor* v);
BST_ExceptHandler() : BST(BST_TYPE::ExceptHandler) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::ExceptHandler;
};
class BST_Exec : public BST_stmt {
public:
BST_expr* body;
......@@ -501,22 +403,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Exec;
};
// (Alternative to BST_Module, used for, e.g., eval)
class BST_Expression : public BST {
public:
std::unique_ptr<InternedStringPool> interned_strings;
// this should be an expr but we convert it into a BST_Return(BST_expr) to make the code simpler
BST_stmt* body;
virtual void accept(BSTVisitor* v);
BST_Expression(std::unique_ptr<InternedStringPool> interned_strings)
: BST(BST_TYPE::Expression), interned_strings(std::move(interned_strings)) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Expression;
};
class BST_ExtSlice : public BST_slice {
public:
std::vector<BST_slice*> dims;
......@@ -529,19 +415,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::ExtSlice;
};
class BST_For : public BST_stmt {
public:
std::vector<BST_stmt*> body, orelse;
BST_expr* target, *iter;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_For() : BST_stmt(BST_TYPE::For) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::For;
};
class BST_FunctionDef : public BST_stmt {
public:
std::vector<BST_expr*> decorator_list;
......@@ -558,82 +431,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::FunctionDef;
};
class BST_GeneratorExp : public BST_expr {
public:
std::vector<BST_comprehension*> generators;
BST_expr* elt;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_GeneratorExp() : BST_expr(BST_TYPE::GeneratorExp) {}
const static BST_TYPE::BST_TYPE TYPE = BST_TYPE::GeneratorExp;
};
class BST_Global : public BST_stmt {
public:
std::vector<InternedString> names;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Global() : BST_stmt(BST_TYPE::Global) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Global;
};
class BST_If : public BST_stmt {
public:
std::vector<BST_stmt*> body, orelse;
BST_expr* test;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_If() : BST_stmt(BST_TYPE::If) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::If;
};
class BST_IfExp : public BST_expr {
public:
BST_expr* body, *test, *orelse;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_IfExp() : BST_expr(BST_TYPE::IfExp) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::IfExp;
};
class BST_Import : public BST_stmt {
public:
std::vector<BST_alias*> names;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Import() : BST_stmt(BST_TYPE::Import) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Import;
};
class BST_ImportFrom : public BST_stmt {
public:
InternedString module;
std::vector<BST_alias*> names;
int level;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_ImportFrom() : BST_stmt(BST_TYPE::ImportFrom) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::ImportFrom;
};
class BST_Index : public BST_slice {
public:
BST_expr* value;
......@@ -659,19 +456,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::keyword;
};
class BST_Lambda : public BST_expr {
public:
BST_arguments* args;
BST_expr* body;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_Lambda() : BST_expr(BST_TYPE::Lambda) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Lambda;
};
class BST_List : public BST_expr {
public:
std::vector<BST_expr*> elts;
......@@ -685,48 +469,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::List;
};
class BST_ListComp : public BST_expr {
public:
std::vector<BST_comprehension*> generators;
BST_expr* elt;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_ListComp() : BST_expr(BST_TYPE::ListComp) {}
const static BST_TYPE::BST_TYPE TYPE = BST_TYPE::ListComp;
};
class BST_Module : public BST {
public:
std::unique_ptr<InternedStringPool> interned_strings;
// no lineno, col_offset attributes
std::vector<BST_stmt*> body;
virtual void accept(BSTVisitor* v);
BST_Module(std::unique_ptr<InternedStringPool> interned_strings)
: BST(BST_TYPE::Module), interned_strings(std::move(interned_strings)) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Module;
};
class BST_Suite : public BST {
public:
std::unique_ptr<InternedStringPool> interned_strings;
std::vector<BST_stmt*> body;
virtual void accept(BSTVisitor* v);
BST_Suite(std::unique_ptr<InternedStringPool> interned_strings)
: BST(BST_TYPE::Suite), interned_strings(std::move(interned_strings)) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Suite;
};
class BST_Name : public BST_expr {
public:
AST_TYPE::AST_TYPE ctx_type;
......@@ -792,26 +534,16 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Repr;
};
class BST_Pass : public BST_stmt {
public:
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Pass() : BST_stmt(BST_TYPE::Pass) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Pass;
};
class BST_Print : public BST_stmt {
public:
BST_expr* dest;
bool nl;
std::vector<BST_expr*> values;
BST_expr* value;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_Print() : BST_stmt(BST_TYPE::Print) {}
BST_Print() : BST_stmt(BST_TYPE::Print), value(NULL) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Print;
};
......@@ -856,19 +588,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Set;
};
class BST_SetComp : public BST_expr {
public:
std::vector<BST_comprehension*> generators;
BST_expr* elt;
virtual void accept(BSTVisitor* v);
virtual void* accept_expr(ExprVisitor* v);
BST_SetComp() : BST_expr(BST_TYPE::SetComp) {}
const static BST_TYPE::BST_TYPE TYPE = BST_TYPE::SetComp;
};
class BST_Slice : public BST_slice {
public:
BST_expr* lower, *upper, *step;
......@@ -912,31 +631,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::Subscript;
};
class BST_TryExcept : public BST_stmt {
public:
std::vector<BST_stmt*> body, orelse;
std::vector<BST_ExceptHandler*> handlers;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_TryExcept() : BST_stmt(BST_TYPE::TryExcept) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::TryExcept;
};
class BST_TryFinally : public BST_stmt {
public:
std::vector<BST_stmt*> body, finalbody;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_TryFinally() : BST_stmt(BST_TYPE::TryFinally) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::TryFinally;
};
class BST_Tuple : public BST_expr {
public:
std::vector<BST_expr*> elts;
......@@ -963,32 +657,6 @@ public:
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::UnaryOp;
};
class BST_While : public BST_stmt {
public:
BST_expr* test;
std::vector<BST_stmt*> body, orelse;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_While() : BST_stmt(BST_TYPE::While) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::While;
};
class BST_With : public BST_stmt {
public:
BST_expr* optional_vars, *context_expr;
std::vector<BST_stmt*> body;
virtual void accept(BSTVisitor* v);
virtual void accept_stmt(StmtVisitor* v);
BST_With() : BST_stmt(BST_TYPE::With) {}
static const BST_TYPE::BST_TYPE TYPE = BST_TYPE::With;
};
class BST_Yield : public BST_expr {
public:
BST_expr* value;
......@@ -1127,66 +795,40 @@ protected:
public:
virtual ~BSTVisitor() {}
virtual bool visit_alias(BST_alias* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_arguments(BST_arguments* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_assert(BST_Assert* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_assign(BST_Assign* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_augassign(BST_AugAssign* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_augbinop(BST_AugBinOp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_attribute(BST_Attribute* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_binop(BST_BinOp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_boolop(BST_BoolOp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_break(BST_Break* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_call(BST_Call* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_clsattribute(BST_ClsAttribute* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_compare(BST_Compare* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_comprehension(BST_comprehension* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_classdef(BST_ClassDef* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_continue(BST_Continue* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_delete(BST_Delete* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_dict(BST_Dict* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_dictcomp(BST_DictComp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_ellipsis(BST_Ellipsis* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_excepthandler(BST_ExceptHandler* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_exec(BST_Exec* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_expr(BST_Expr* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_expression(BST_Expression* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_suite(BST_Suite* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_extslice(BST_ExtSlice* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_for(BST_For* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_functiondef(BST_FunctionDef* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_generatorexp(BST_GeneratorExp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_global(BST_Global* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_if(BST_If* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_ifexp(BST_IfExp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_import(BST_Import* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_importfrom(BST_ImportFrom* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_index(BST_Index* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_invoke(BST_Invoke* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_keyword(BST_keyword* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_lambda(BST_Lambda* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_langprimitive(BST_LangPrimitive* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_list(BST_List* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_listcomp(BST_ListComp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_module(BST_Module* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_name(BST_Name* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_num(BST_Num* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_pass(BST_Pass* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_print(BST_Print* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_raise(BST_Raise* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_repr(BST_Repr* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_return(BST_Return* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_set(BST_Set* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_setcomp(BST_SetComp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_slice(BST_Slice* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_str(BST_Str* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_subscript(BST_Subscript* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_tryexcept(BST_TryExcept* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_tryfinally(BST_TryFinally* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_tuple(BST_Tuple* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_unaryop(BST_UnaryOp* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_while(BST_While* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_with(BST_With* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_yield(BST_Yield* node) { RELEASE_ASSERT(0, ""); }
virtual bool visit_makeclass(BST_MakeClass* node) { RELEASE_ASSERT(0, ""); }
......@@ -1200,66 +842,40 @@ protected:
public:
virtual ~NoopBSTVisitor() {}
virtual bool visit_alias(BST_alias* node) { return false; }
virtual bool visit_arguments(BST_arguments* node) { return false; }
virtual bool visit_assert(BST_Assert* node) { return false; }
virtual bool visit_assign(BST_Assign* node) { return false; }
virtual bool visit_augassign(BST_AugAssign* node) { return false; }
virtual bool visit_augbinop(BST_AugBinOp* node) { return false; }
virtual bool visit_attribute(BST_Attribute* node) { return false; }
virtual bool visit_binop(BST_BinOp* node) { return false; }
virtual bool visit_boolop(BST_BoolOp* node) { return false; }
virtual bool visit_break(BST_Break* node) { return false; }
virtual bool visit_call(BST_Call* node) { return false; }
virtual bool visit_clsattribute(BST_ClsAttribute* node) { return false; }
virtual bool visit_compare(BST_Compare* node) { return false; }
virtual bool visit_comprehension(BST_comprehension* node) { return false; }
virtual bool visit_classdef(BST_ClassDef* node) { return false; }
virtual bool visit_continue(BST_Continue* node) { return false; }
virtual bool visit_delete(BST_Delete* node) { return false; }
virtual bool visit_dict(BST_Dict* node) { return false; }
virtual bool visit_dictcomp(BST_DictComp* node) { return false; }
virtual bool visit_ellipsis(BST_Ellipsis* node) { return false; }
virtual bool visit_excepthandler(BST_ExceptHandler* node) { return false; }
virtual bool visit_exec(BST_Exec* node) { return false; }
virtual bool visit_expr(BST_Expr* node) { return false; }
virtual bool visit_expression(BST_Expression* node) { return false; }
virtual bool visit_suite(BST_Suite* node) { return false; }
virtual bool visit_extslice(BST_ExtSlice* node) { return false; }
virtual bool visit_for(BST_For* node) { return false; }
virtual bool visit_functiondef(BST_FunctionDef* node) { return false; }
virtual bool visit_generatorexp(BST_GeneratorExp* node) { return false; }
virtual bool visit_global(BST_Global* node) { return false; }
virtual bool visit_if(BST_If* node) { return false; }
virtual bool visit_ifexp(BST_IfExp* node) { return false; }
virtual bool visit_import(BST_Import* node) { return false; }
virtual bool visit_importfrom(BST_ImportFrom* node) { return false; }
virtual bool visit_index(BST_Index* node) { return false; }
virtual bool visit_invoke(BST_Invoke* node) { return false; }
virtual bool visit_keyword(BST_keyword* node) { return false; }
virtual bool visit_lambda(BST_Lambda* node) { return false; }
virtual bool visit_langprimitive(BST_LangPrimitive* node) { return false; }
virtual bool visit_list(BST_List* node) { return false; }
virtual bool visit_listcomp(BST_ListComp* node) { return false; }
virtual bool visit_module(BST_Module* node) { return false; }
virtual bool visit_name(BST_Name* node) { return false; }
virtual bool visit_num(BST_Num* node) { return false; }
virtual bool visit_pass(BST_Pass* node) { return false; }
virtual bool visit_print(BST_Print* node) { return false; }
virtual bool visit_raise(BST_Raise* node) { return false; }
virtual bool visit_repr(BST_Repr* node) { return false; }
virtual bool visit_return(BST_Return* node) { return false; }
virtual bool visit_set(BST_Set* node) { return false; }
virtual bool visit_setcomp(BST_SetComp* node) { return false; }
virtual bool visit_slice(BST_Slice* node) { return false; }
virtual bool visit_str(BST_Str* node) { return false; }
virtual bool visit_subscript(BST_Subscript* node) { return false; }
virtual bool visit_tryexcept(BST_TryExcept* node) { return false; }
virtual bool visit_tryfinally(BST_TryFinally* node) { return false; }
virtual bool visit_tuple(BST_Tuple* node) { return false; }
virtual bool visit_unaryop(BST_UnaryOp* node) { return false; }
virtual bool visit_while(BST_While* node) { return false; }
virtual bool visit_with(BST_With* node) { return false; }
virtual bool visit_yield(BST_Yield* node) { return false; }
virtual bool visit_branch(BST_Branch* node) { return false; }
......@@ -1276,23 +892,16 @@ public:
virtual void* visit_augbinop(BST_AugBinOp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_attribute(BST_Attribute* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_binop(BST_BinOp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_boolop(BST_BoolOp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_call(BST_Call* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_clsattribute(BST_ClsAttribute* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_compare(BST_Compare* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_dict(BST_Dict* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_dictcomp(BST_DictComp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_generatorexp(BST_GeneratorExp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_ifexp(BST_IfExp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_lambda(BST_Lambda* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_langprimitive(BST_LangPrimitive* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_list(BST_List* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_listcomp(BST_ListComp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_name(BST_Name* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_num(BST_Num* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_repr(BST_Repr* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_set(BST_Set* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_setcomp(BST_SetComp* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_str(BST_Str* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_subscript(BST_Subscript* node) { RELEASE_ASSERT(0, ""); }
virtual void* visit_tuple(BST_Tuple* node) { RELEASE_ASSERT(0, ""); }
......@@ -1309,28 +918,15 @@ public:
virtual void visit_assert(BST_Assert* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_assign(BST_Assign* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_augassign(BST_AugAssign* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_break(BST_Break* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_classdef(BST_ClassDef* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_delete(BST_Delete* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_continue(BST_Continue* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_exec(BST_Exec* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_expr(BST_Expr* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_for(BST_For* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_functiondef(BST_FunctionDef* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_global(BST_Global* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_if(BST_If* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_import(BST_Import* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_importfrom(BST_ImportFrom* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_invoke(BST_Invoke* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_pass(BST_Pass* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_print(BST_Print* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_raise(BST_Raise* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_return(BST_Return* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_tryexcept(BST_TryExcept* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_tryfinally(BST_TryFinally* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_while(BST_While* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_with(BST_With* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_branch(BST_Branch* node) { RELEASE_ASSERT(0, ""); }
virtual void visit_jump(BST_Jump* node) { RELEASE_ASSERT(0, ""); }
......@@ -1358,66 +954,40 @@ public:
virtual ~PrintVisitor() {}
void flush() { stream.flush(); }
virtual bool visit_alias(BST_alias* node);
virtual bool visit_arguments(BST_arguments* node);
virtual bool visit_assert(BST_Assert* node);
virtual bool visit_assign(BST_Assign* node);
virtual bool visit_augassign(BST_AugAssign* node);
virtual bool visit_augbinop(BST_AugBinOp* node);
virtual bool visit_attribute(BST_Attribute* node);
virtual bool visit_binop(BST_BinOp* node);
virtual bool visit_boolop(BST_BoolOp* node);
virtual bool visit_break(BST_Break* node);
virtual bool visit_call(BST_Call* node);
virtual bool visit_compare(BST_Compare* node);
virtual bool visit_comprehension(BST_comprehension* node);
virtual bool visit_classdef(BST_ClassDef* node);
virtual bool visit_clsattribute(BST_ClsAttribute* node);
virtual bool visit_continue(BST_Continue* node);
virtual bool visit_delete(BST_Delete* node);
virtual bool visit_dict(BST_Dict* node);
virtual bool visit_dictcomp(BST_DictComp* node);
virtual bool visit_ellipsis(BST_Ellipsis* node);
virtual bool visit_excepthandler(BST_ExceptHandler* node);
virtual bool visit_exec(BST_Exec* node);
virtual bool visit_expr(BST_Expr* node);
virtual bool visit_expression(BST_Expression* node);
virtual bool visit_suite(BST_Suite* node);
virtual bool visit_extslice(BST_ExtSlice* node);
virtual bool visit_for(BST_For* node);
virtual bool visit_functiondef(BST_FunctionDef* node);
virtual bool visit_generatorexp(BST_GeneratorExp* node);
virtual bool visit_global(BST_Global* node);
virtual bool visit_if(BST_If* node);
virtual bool visit_ifexp(BST_IfExp* node);
virtual bool visit_import(BST_Import* node);
virtual bool visit_importfrom(BST_ImportFrom* node);
virtual bool visit_index(BST_Index* node);
virtual bool visit_invoke(BST_Invoke* node);
virtual bool visit_keyword(BST_keyword* node);
virtual bool visit_lambda(BST_Lambda* node);
virtual bool visit_langprimitive(BST_LangPrimitive* node);
virtual bool visit_list(BST_List* node);
virtual bool visit_listcomp(BST_ListComp* node);
virtual bool visit_module(BST_Module* node);
virtual bool visit_name(BST_Name* node);
virtual bool visit_num(BST_Num* node);
virtual bool visit_pass(BST_Pass* node);
virtual bool visit_print(BST_Print* node);
virtual bool visit_raise(BST_Raise* node);
virtual bool visit_repr(BST_Repr* node);
virtual bool visit_return(BST_Return* node);
virtual bool visit_set(BST_Set* node);
virtual bool visit_setcomp(BST_SetComp* node);
virtual bool visit_slice(BST_Slice* node);
virtual bool visit_str(BST_Str* node);
virtual bool visit_subscript(BST_Subscript* node);
virtual bool visit_tuple(BST_Tuple* node);
virtual bool visit_tryexcept(BST_TryExcept* node);
virtual bool visit_tryfinally(BST_TryFinally* node);
virtual bool visit_unaryop(BST_UnaryOp* node);
virtual bool visit_while(BST_While* node);
virtual bool visit_with(BST_With* node);
virtual bool visit_yield(BST_Yield* node);
virtual bool visit_branch(BST_Branch* node);
......@@ -1429,7 +999,7 @@ public:
// Given an BST node, return a vector of the node plus all its descendents.
// This is useful for analyses that care more about the constituent nodes than the
// exact tree structure; ex, finding all "global" directives.
void flatten(const llvm::SmallVector<BST_stmt*, 4>& roots, std::vector<BST*>& output, bool expand_scopes);
void flatten(llvm::ArrayRef<BST_stmt*> roots, std::vector<BST*>& output, bool expand_scopes);
void flatten(BST_expr* root, std::vector<BST*>& output, bool expand_scopes);
};
......
src/core/cfg.cpp
View file @ 9ef680bb
......@@ -786,9 +786,9 @@ private:
BST_Compare* makeCompare(AST_TYPE::AST_TYPE oper, BST_expr* left, BST_expr* right) {
auto compare = new BST_Compare();
compare->ops.push_back(oper);
compare->op = oper;
compare->left = left;
compare->comparators.push_back(right);
compare->comparator = right;
return compare;
}
......@@ -818,7 +818,7 @@ private:
assign->value = val;
assign->col_offset = val->col_offset;
assign->lineno = val->lineno;
assign->targets.push_back(target);
assign->target = target;
push_back(assign);
}
......@@ -829,7 +829,7 @@ private:
assign->lineno = val->lineno;
if (target->type == AST_TYPE::Name) {
assign->targets.push_back(makeName(ast_cast<AST_Name>(target)->id, AST_TYPE::Store, val->lineno, 0));
assign->target = makeName(ast_cast<AST_Name>(target)->id, AST_TYPE::Store, val->lineno, 0);
push_back(assign);
} else if (target->type == AST_TYPE::Subscript) {
AST_Subscript* s = ast_cast<AST_Subscript>(target);
......@@ -842,7 +842,7 @@ private:
s_target->col_offset = s->col_offset;
s_target->lineno = s->lineno;
assign->targets.push_back(s_target);
assign->target = s_target;
push_back(assign);
} else if (target->type == AST_TYPE::Attribute) {
AST_Attribute* a = ast_cast<AST_Attribute>(target);
......@@ -855,7 +855,7 @@ private:
a_target->col_offset = a->col_offset;
a_target->lineno = a->lineno;
assign->targets.push_back(a_target);
assign->target = a_target;
push_back(assign);
} else if (target->type == AST_TYPE::Tuple || target->type == AST_TYPE::List) {
std::vector<AST_expr*>* elts;
......@@ -876,7 +876,7 @@ private:
// A little hackery: push the assign, even though we're not done constructing it yet,
// so that we can iteratively push more stuff after it
assign->targets.push_back(new_target);
assign->target = new_target;
push_back(assign);
for (int i = 0; i < elts->size(); i++) {
......@@ -895,7 +895,7 @@ private:
assign->value = val;
assign->col_offset = val->col_offset;
assign->lineno = val->lineno;
assign->targets.push_back(makeName(id, AST_TYPE::Store, val->lineno, 0));
assign->target = makeName(id, AST_TYPE::Store, val->lineno, 0);
push_back(assign);
}
......@@ -1122,12 +1122,11 @@ private:
rtn->lineno = node->lineno;
rtn->col_offset = node->col_offset;
rtn->ops = node->ops;
rtn->op = node->ops[0];
rtn->left = remapExpr(node->left);
for (auto elt : node->comparators) {
rtn->comparators.push_back(remapExpr(elt));
}
assert(node->comparators.size() == 1);
rtn->comparator = remapExpr(node->comparators[0]);
return rtn;
} else {
InternedString name = nodeName();
......@@ -1146,10 +1145,10 @@ private:
val->lineno = node->lineno;
val->left = left;
if (i < node->ops.size() - 1)
val->comparators.push_back(_dup(right));
val->comparator = _dup(right);
else
val->comparators.push_back(right);
val->ops.push_back(node->ops[i]);
val->comparator = right;
val->op = node->ops[i];
pushAssign(name, val);
......@@ -1754,9 +1753,8 @@ public:
if (node->type == BST_TYPE::Assign) {
BST_Assign* asgn = bst_cast<BST_Assign>(node);
assert(asgn->targets.size() == 1);
if (asgn->targets[0]->type == BST_TYPE::Name) {
BST_Name* target = bst_cast<BST_Name>(asgn->targets[0]);
if (asgn->target->type == BST_TYPE::Name) {
BST_Name* target = bst_cast<BST_Name>(asgn->target);
if (target->id.s()[0] != '#') {
// assigning to a non-temporary
#ifndef NDEBUG
......@@ -1789,9 +1787,8 @@ public:
// Deleting temporary names is safe, since we only use it to represent kills.
if (node->type == BST_TYPE::Delete) {
BST_Delete* del = bst_cast<BST_Delete>(node);
assert(del->targets.size() == 1);
if (del->targets[0]->type == BST_TYPE::Name) {
BST_Name* target = bst_cast<BST_Name>(del->targets[0]);
if (del->target->type == BST_TYPE::Name) {
BST_Name* target = bst_cast<BST_Name>(del->target);
if (target->id.s()[0] == '#') {
curblock->push_back(node);
return;
......@@ -1836,7 +1833,7 @@ public:
target->elts.push_back(makeName(exc_info.exc_type_name, AST_TYPE::Store, node->lineno));
target->elts.push_back(makeName(exc_info.exc_value_name, AST_TYPE::Store, node->lineno));
target->elts.push_back(makeName(exc_info.exc_traceback_name, AST_TYPE::Store, node->lineno));
exc_asgn->targets.push_back(target);
exc_asgn->target = target;
exc_asgn->value = new BST_LangPrimitive(BST_LangPrimitive::LANDINGPAD);
curblock->push_back(exc_asgn);
......@@ -1897,10 +1894,8 @@ public:
return true;
}
bool visit_global(AST_Global* node) override {
BST_Global* newnode = new BST_Global();
newnode->names = std::move(node->names);
push_back(newnode);
bool visit_global(AST_Global*) override {
// nothing todo only the scoping analysis cares about this node
return true;
}
......@@ -2183,9 +2178,6 @@ public:
bool visit_delete(AST_Delete* node) override {
for (auto t : node->targets) {
BST_Delete* astdel = new BST_Delete();
astdel->lineno = node->lineno;
astdel->col_offset = node->col_offset;
BST_expr* target = NULL;
switch (t->type) {
case AST_TYPE::Subscript: {
......@@ -2235,11 +2227,13 @@ public:
RELEASE_ASSERT(0, "Unsupported del target: %d", t->type);
}
if (target != NULL)
astdel->targets.push_back(target);
if (astdel->targets.size() > 0)
if (target != NULL) {
BST_Delete* astdel = new BST_Delete();
astdel->lineno = node->lineno;
astdel->col_offset = node->col_offset;
astdel->target = target;
push_back(astdel);
}
}
return true;
......@@ -2271,7 +2265,7 @@ public:
remapped->nl = node->nl;
}
remapped->values.push_back(remapExpr(v));
remapped->value = remapExpr(v);
push_back(remapped);
i++;
......@@ -2447,7 +2441,7 @@ public:
BST_stmt* makeKill(InternedString name) {
// There might be a better way to represent this, maybe with a dedicated AST_Kill bytecode?
auto del = new BST_Delete();
del->targets.push_back(makeName(name, AST_TYPE::Del, 0, 0, false));
del->target = makeName(name, AST_TYPE::Del, 0, 0, false);
return del;
}
......@@ -2934,8 +2928,6 @@ public:
AssignVRegsVisitor() : current_block(0), next_vreg(0) {}
bool visit_alias(BST_alias* node) override { RELEASE_ASSERT(0, "these should be removed by the cfg"); }
bool visit_arguments(BST_arguments* node) override {
for (BST_expr* d : node->defaults)
d->accept(this);
......@@ -2957,12 +2949,6 @@ public:
return true;
}
bool visit_lambda(BST_Lambda* node) override {
node->args->accept(this);
return true;
}
bool isNameUsedInSingleBlock(InternedString id) {
assert(step != TrackBlockUsage);
assert(sym_blocks_map.count(id));
......@@ -3087,7 +3073,7 @@ static CFG* computeCFG(llvm::ArrayRef<AST_stmt*> body, AST_TYPE::AST_TYPE ast_ty
auto module_name_value = new BST_Name(stringpool.get("__name__"), AST_TYPE::Load, lineno);
fillScopingInfo(module_name_value, scoping);
module_assign->targets.push_back(module_name_target);
module_assign->target = module_name_target;
module_assign->value = module_name_value;
module_assign->lineno = lineno;
......@@ -3100,7 +3086,7 @@ static CFG* computeCFG(llvm::ArrayRef<AST_stmt*> body, AST_TYPE::AST_TYPE ast_ty
BST_Assign* doc_assign = new BST_Assign();
auto doc_target_name = new BST_Name(stringpool.get("__doc__"), AST_TYPE::Store, lineno);
fillScopingInfo(doc_target_name, scoping);
doc_assign->targets.push_back(doc_target_name);
doc_assign->target = doc_target_name;
auto doc_val = new BST_Str();
doc_val->str_data = ast_cast<AST_Str>(first_expr->value)->str_data;
doc_val->str_type = ast_cast<AST_Str>(first_expr->value)->str_type;
......
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