-#include <algorithm>
+#include <msp/core/algorithm.h>
#include <msp/core/raii.h>
#include <msp/strings/utils.h>
+#include "reflect.h"
#include "resolve.h"
using namespace std;
}
-TypeResolver::TypeResolver():
- stage(0),
- iface_block(0),
- r_any_resolved(false)
-{ }
-
bool TypeResolver::apply(Stage &s)
{
stage = &s;
TypeDeclaration *TypeResolver::get_or_create_array_type(TypeDeclaration &type)
{
- map<TypeDeclaration *, TypeDeclaration *>::iterator i = array_types.find(&type);
+ bool extended_alignment = iface_block;
+ auto key = make_pair(&type, extended_alignment);
+ auto i = array_types.find(key);
if(i!=array_types.end())
return i->second;
array->source = INTERNAL_SOURCE;
array->name = type.name+"[]";
array->kind = BasicTypeDeclaration::ARRAY;
+ array->extended_alignment = extended_alignment;
array->base = type.name;
array->base_type = &type;
stage->content.body.insert(type_insert_point, array);
- array_types[&type] = array;
+ array_types[key] = array;
return array;
}
void TypeResolver::resolve_type(TypeDeclaration *&type, const string &name, bool array)
{
TypeDeclaration *resolved = 0;
- map<string, TypeDeclaration *>::iterator i = stage->types.find(name);
+ auto i = stage->types.find(name);
if(i!=stage->types.end())
{
- map<TypeDeclaration *, TypeDeclaration *>::iterator j = alias_map.find(i->second);
+ auto j = alias_map.find(i->second);
resolved = (j!=alias_map.end() ? j->second : i->second);
}
void TypeResolver::visit(Block &block)
{
- for(NodeList<Statement>::iterator i=block.body.begin(); i!=block.body.end(); ++i)
+ for(auto i=block.body.begin(); i!=block.body.end(); ++i)
{
if(!block.parent)
type_insert_point = i;
if(type.kind==BasicTypeDeclaration::ALIAS && type.base_type)
alias_map[&type] = type.base_type;
else if(type.kind==BasicTypeDeclaration::ARRAY && type.base_type)
- array_types[type.base_type] = &type;
+ array_types[make_pair(type.base_type, type.extended_alignment)] = &type;
stage->types.insert(make_pair(type.name, &type));
}
void TypeResolver::visit(StructDeclaration &strct)
{
stage->types.insert(make_pair(strct.name, &strct));
- TraversingVisitor::visit(strct);
+ if(strct.block_name.empty())
+ {
+ SetForScope<VariableDeclaration *> set_iface(iface_block, strct.block_declaration);
+ TraversingVisitor::visit(strct);
+ }
+ else
+ block_member_type_ins_pt = type_insert_point;
}
void TypeResolver::visit(VariableDeclaration &var)
{
resolve_type(var.type_declaration, var.type, var.array);
- if(iface_block && var.interface==iface_block->interface)
- var.interface.clear();
-}
-void TypeResolver::visit(InterfaceBlock &iface)
-{
- if(iface.members)
+ var.block_declaration = 0;
+ if(StructDeclaration *strct = dynamic_cast<StructDeclaration *>(get_ultimate_base_type(var.type_declaration)))
+ if(!strct->block_name.empty())
+ {
+ var.block_declaration = strct;
+ strct->block_declaration = &var;
+ strct->extended_alignment = true;
+
+ SetForScope<NodeList<Statement>::iterator> set_ins_pt(type_insert_point, block_member_type_ins_pt);
+ SetForScope<VariableDeclaration *> set_iface(iface_block, &var);
+ TraversingVisitor::visit(*strct);
+ }
+
+ if(iface_block)
{
- SetForScope<InterfaceBlock *> set_iface(iface_block, &iface);
- iface.members->visit(*this);
-
- StructDeclaration *strct = new StructDeclaration;
- strct->source = INTERNAL_SOURCE;
- strct->name = format("_%s_%s", iface.interface, iface.block_name);
- strct->members.body.splice(strct->members.body.begin(), iface.members->body);
- stage->content.body.insert(type_insert_point, strct);
- stage->types.insert(make_pair(strct->name, strct));
-
- iface.members = 0;
- strct->interface_block = &iface;
- iface.struct_declaration = strct;
+ if(var.interface==iface_block->interface)
+ var.interface.clear();
+ if(StructDeclaration *strct = dynamic_cast<StructDeclaration *>(var.type_declaration))
+ strct->extended_alignment = true;
}
-
- TypeDeclaration *type = iface.struct_declaration;
- if(type && iface.array)
- type = get_or_create_array_type(*type);
- r_any_resolved = (type!=iface.type_declaration);
- iface.type_declaration = type;
}
void TypeResolver::visit(FunctionDeclaration &func)
}
-VariableResolver::VariableResolver():
- stage(0),
- r_any_resolved(false),
- record_target(false),
- r_self_referencing(false)
-{ }
-
bool VariableResolver::apply(Stage &s)
{
stage = &s;
s.interface_blocks.clear();
r_any_resolved = false;
s.content.visit(*this);
- for(vector<VariableDeclaration *>::const_iterator i=redeclared_builtins.begin(); i!=redeclared_builtins.end(); ++i)
- (*i)->source = GENERATED_SOURCE;
+ for(Statement *b: redeclared_builtins)
+ b->source = GENERATED_SOURCE;
NodeRemover().apply(s, nodes_to_remove);
return r_any_resolved;
}
one. */
for(Block *block=current_block; (!declaration && block); block=block->parent)
{
- map<string, VariableDeclaration *>::iterator i = block->variables.find(var.name);
+ auto i = block->variables.find(var.name);
if(i!=block->variables.end())
declaration = i->second;
}
if(!declaration)
{
- const map<string, InterfaceBlock *> &blocks = stage->interface_blocks;
- map<string, InterfaceBlock *>::const_iterator i = blocks.find(var.name);
- if(i==blocks.end())
- {
- // Look for the variable in anonymous interface blocks.
- for(i=blocks.begin(); i!=blocks.end(); ++i)
- if(i->second->instance_name.empty() && i->second->struct_declaration)
- if(i->second->struct_declaration->members.variables.count(var.name))
- break;
- }
-
- if(i!=blocks.end())
- {
- /* The name refers to either an interface block with an instance name
- or a variable declared inside an anonymous interface block. Prepare
- new syntax tree nodes accordingly. */
- InterfaceBlockReference *iface_ref = new InterfaceBlockReference;
- iface_ref->source = var.source;
- iface_ref->line = var.line;
- iface_ref->declaration = i->second;
-
- if(i->second->instance_name.empty())
+ for(const auto &kvp: stage->interface_blocks)
+ if(kvp.second->name.find(' ')!=string::npos && kvp.second->block_declaration->members.variables.count(var.name))
{
- iface_ref->name = format("%s %s", i->second->interface, i->second->block_name);
+ /* The name refers a member of an anonymous interface block. Prepare
+ new syntax tree nodes accordingly. */
+ VariableReference *iface_ref = new VariableReference;
+ iface_ref->name = kvp.first;
+ iface_ref->source = var.source;
+ iface_ref->line = var.line;
+ iface_ref->declaration = kvp.second;
MemberAccess *memacc = new MemberAccess;
memacc->source = var.source;
memacc->member = var.name;
r_replacement_expr = memacc;
+ break;
}
- else
- {
- iface_ref->name = var.name;
- r_replacement_expr = iface_ref;
- }
- }
}
r_any_resolved |= (declaration!=var.declaration);
check_assignment_target(var.declaration);
}
-void VariableResolver::visit(InterfaceBlockReference &iface)
-{
- map<string, InterfaceBlock *>::iterator i = stage->interface_blocks.find(iface.name);
- InterfaceBlock *declaration = (i!=stage->interface_blocks.end() ? i->second : 0);
- r_any_resolved |= (declaration!=iface.declaration);
- iface.declaration = declaration;
-
- check_assignment_target(iface.declaration);
-}
-
void VariableResolver::visit(MemberAccess &memacc)
{
TraversingVisitor::visit(memacc);
int index = -1;
if(StructDeclaration *strct = dynamic_cast<StructDeclaration *>(memacc.left->type))
{
- map<string, VariableDeclaration *>::iterator i = strct->members.variables.find(memacc.member);
+ auto i = strct->members.variables.find(memacc.member);
if(i!=strct->members.variables.end())
{
declaration = i->second;
index = 0;
- for(NodeList<Statement>::const_iterator j=strct->members.body.begin(); (j!=strct->members.body.end() && j->get()!=i->second); ++j)
+ for(auto j=strct->members.body.begin(); (j!=strct->members.body.end() && j->get()!=i->second); ++j)
++index;
if(record_target)
static const char component_names[] = { 'x', 'r', 's', 'y', 'g', 't', 'z', 'b', 'p', 'w', 'a', 'q' };
bool ok = true;
- UInt8 components[4] = { };
+ uint8_t components[4] = { };
for(unsigned i=0; (ok && i<memacc.member.size()); ++i)
- ok = ((components[i] = (find(component_names, component_names+12, memacc.member[i])-component_names)/3) < 4);
+ ok = ((components[i] = (std::find(component_names, component_names+12, memacc.member[i])-component_names)/3) < 4);
if(ok)
{
void VariableResolver::merge_layouts(Layout &to_layout, const Layout &from_layout)
{
- for(vector<Layout::Qualifier>::const_iterator i=from_layout.qualifiers.begin(); i!=from_layout.qualifiers.end(); ++i)
+ for(const Layout::Qualifier &q: from_layout.qualifiers)
{
- bool found = false;
- for(vector<Layout::Qualifier>::iterator j=to_layout.qualifiers.begin(); (!found && j!=to_layout.qualifiers.end()); ++j)
- if(j->name==i->name)
- {
- j->has_value = i->value;
- j->value = i->value;
- found = true;
- }
+ auto i = find_member(to_layout.qualifiers, q.name, &Layout::Qualifier::name);
+ if(i!=to_layout.qualifiers.end())
+ {
+ i->has_value = q.value;
+ i->value = q.value;
+ }
+ else
+ to_layout.qualifiers.push_back(q);
+ }
+}
- if(!found)
- to_layout.qualifiers.push_back(*i);
+void VariableResolver::redeclare_builtin(VariableDeclaration &existing, VariableDeclaration &var)
+{
+ if(var.layout)
+ {
+ if(existing.layout)
+ merge_layouts(*existing.layout, *var.layout);
+ else
+ existing.layout = var.layout;
}
+ if(var.array_size)
+ existing.array_size = var.array_size;
+
+ redeclared_builtins.push_back(&existing);
}
void VariableResolver::visit(VariableDeclaration &var)
{
TraversingVisitor::visit(var);
- VariableDeclaration *&ptr = current_block->variables[var.name];
- if(!ptr)
- ptr = &var;
- else if(!current_block->parent && ptr->interface==var.interface && ptr->type==var.type)
+
+ auto i = current_block->variables.find(var.name);
+ VariableDeclaration *existing = 0;
+ VariableDeclaration *block = 0;
+ if(i!=current_block->variables.end())
+ existing = i->second;
+ else if(!current_block->parent)
{
- if(ptr->source==BUILTIN_SOURCE)
- redeclared_builtins.push_back(&var);
- else
- stage->diagnostics.push_back(Diagnostic(Diagnostic::WARN, var.source, var.line,
- format("Redeclaring non-builtin variable '%s' is deprecated", var.name)));
+ const map<string, VariableDeclaration *> &blocks = stage->interface_blocks;
+ for(auto j=blocks.begin(); j!=blocks.end(); ++j)
+ if(j->second->name.find(' ')!=string::npos)
+ {
+ const map<string, VariableDeclaration *> &block_vars = j->second->block_declaration->members.variables;
+ auto k = block_vars.find(var.name);
+ if(k!=block_vars.end())
+ {
+ existing = k->second;
+ block = j->second;
+ break;
+ }
+ }
+ }
- if(var.init_expression)
- ptr->init_expression = var.init_expression;
- if(var.layout)
+ if(!existing)
+ {
+ current_block->variables.insert(make_pair(var.name, &var));
+ if(var.block_declaration)
{
- if(ptr->layout)
- merge_layouts(*ptr->layout, *var.layout);
- else
- ptr->layout = var.layout;
+ stage->interface_blocks.insert(make_pair(format("%s %s", var.interface, var.block_declaration->block_name), &var));
+ if(var.name.find(' ')==string::npos)
+ stage->interface_blocks.insert(make_pair(var.name, &var));
}
- nodes_to_remove.insert(&var);
-
- r_any_resolved = true;
}
-}
+ else if(!current_block->parent && (block ? block->interface : existing->interface)==var.interface && existing->array==var.array)
+ {
+ if(existing->source==BUILTIN_SOURCE)
+ {
+ if(var.block_declaration && existing->block_declaration && var.block_declaration->block_name==existing->block_declaration->block_name)
+ {
+ const map<string, VariableDeclaration *> &vars = var.block_declaration->members.variables;
+ const map<string, VariableDeclaration *> &existing_vars = existing->block_declaration->members.variables;
-void VariableResolver::visit(InterfaceBlock &iface)
-{
- /* Block names can be reused in different interfaces. Prefix the name with
- the first character of the interface to avoid conflicts. */
- stage->interface_blocks.insert(make_pair(format("%s %s", iface.interface, iface.block_name), &iface));
- if(!iface.instance_name.empty())
- stage->interface_blocks.insert(make_pair(iface.instance_name, &iface));
+ bool found_all = true;
+ for(const auto &kvp: vars)
+ {
+ auto j = existing_vars.find(kvp.first);
+ if(j!=existing_vars.end() && j->second->type==kvp.second->type && j->second->array==kvp.second->array)
+ redeclare_builtin(*j->second, *kvp.second);
+ else
+ found_all = false;
+ }
- TraversingVisitor::visit(iface);
-}
+ if(found_all)
+ {
+ redeclared_builtins.push_back(existing);
+ nodes_to_remove.insert(&var);
+ // The block struct will be removed during unused type removal
+ //nodes_to_remove.insert(var.block_declaration);
+ }
+ }
+ else if(!var.block_declaration && !existing->block_declaration && var.type==existing->type)
+ {
+ redeclare_builtin(*existing, var);
+ if(block)
+ {
+ /* Cause the block and its members to be marked as not builtin
+ so it will be emitted in output */
+ redeclared_builtins.push_back(block);
+ for(const auto &kvp: block->block_declaration->members.variables)
+ redeclared_builtins.push_back(kvp.second);
+ }
+
+ nodes_to_remove.insert(&var);
+ r_any_resolved = true;
+ }
+ }
+ else if(existing->array && !existing->array_size && var.type==existing->type && !var.layout && !var.init_expression)
+ {
+ existing->array_size = var.array_size;
+ nodes_to_remove.insert(&var);
+ r_any_resolved = true;
+ }
+ }
+}
-ExpressionResolver::ExpressionResolver():
- stage(0),
- r_any_resolved(false)
-{ }
bool ExpressionResolver::apply(Stage &s)
{
return r_any_resolved;
}
-bool ExpressionResolver::is_scalar(BasicTypeDeclaration &type)
-{
- return (type.kind==BasicTypeDeclaration::INT || type.kind==BasicTypeDeclaration::FLOAT);
-}
-
-bool ExpressionResolver::is_vector_or_matrix(BasicTypeDeclaration &type)
-{
- return (type.kind==BasicTypeDeclaration::VECTOR || type.kind==BasicTypeDeclaration::MATRIX);
-}
-
-BasicTypeDeclaration *ExpressionResolver::get_element_type(BasicTypeDeclaration &type)
-{
- if(is_vector_or_matrix(type) || type.kind==BasicTypeDeclaration::ARRAY)
- {
- BasicTypeDeclaration *basic_base = dynamic_cast<BasicTypeDeclaration *>(type.base_type);
- return (basic_base ? get_element_type(*basic_base) : 0);
- }
- else
- return &type;
-}
-
-bool ExpressionResolver::can_convert(BasicTypeDeclaration &from, BasicTypeDeclaration &to)
-{
- if(from.kind==BasicTypeDeclaration::INT && to.kind==BasicTypeDeclaration::FLOAT)
- return from.size<=to.size;
- else if(from.kind!=to.kind)
- return false;
- else if((from.kind==BasicTypeDeclaration::VECTOR || from.kind==BasicTypeDeclaration::MATRIX) && from.size==to.size)
- {
- BasicTypeDeclaration *from_base = dynamic_cast<BasicTypeDeclaration *>(from.base_type);
- BasicTypeDeclaration *to_base = dynamic_cast<BasicTypeDeclaration *>(to.base_type);
- return (from_base && to_base && can_convert(*from_base, *to_base));
- }
- else
- return false;
-}
-
ExpressionResolver::Compatibility ExpressionResolver::get_compatibility(BasicTypeDeclaration &left, BasicTypeDeclaration &right)
{
if(&left==&right)
return NOT_COMPATIBLE;
}
-BasicTypeDeclaration *ExpressionResolver::find_type(BasicTypeDeclaration::Kind kind, unsigned size)
+BasicTypeDeclaration *ExpressionResolver::find_type(BasicTypeDeclaration::Kind kind, unsigned size, bool sign)
{
- for(vector<BasicTypeDeclaration *>::const_iterator i=basic_types.begin(); i!=basic_types.end(); ++i)
- if((*i)->kind==kind && (*i)->size==size)
- return *i;
- return 0;
+ auto i = find_if(basic_types,
+ [kind, size, sign](const BasicTypeDeclaration *t){ return t->kind==kind && t->size==size && t->sign==sign; });
+ return (i!=basic_types.end() ? *i : 0);
}
BasicTypeDeclaration *ExpressionResolver::find_type(BasicTypeDeclaration &elem_type, BasicTypeDeclaration::Kind kind, unsigned size)
{
- for(vector<BasicTypeDeclaration *>::const_iterator i=basic_types.begin(); i!=basic_types.end(); ++i)
- if(get_element_type(**i)==&elem_type && (*i)->kind==kind && (*i)->size==size)
- return *i;
- return 0;
+ auto i = find_if(basic_types,
+ [&elem_type, kind, size](BasicTypeDeclaration *t){ return get_element_type(*t)==&elem_type && t->kind==kind && t->size==size; });
+ return (i!=basic_types.end() ? *i : 0);
}
void ExpressionResolver::convert_to(RefPtr<Expression> &expr, BasicTypeDeclaration &type)
void ExpressionResolver::visit(Block &block)
{
SetForScope<Block *> set_block(current_block, &block);
- for(NodeList<Statement>::iterator i=block.body.begin(); i!=block.body.end(); ++i)
+ for(auto i=block.body.begin(); i!=block.body.end(); ++i)
{
insert_point = i;
(*i)->visit(*this);
if(literal.value.check_type<bool>())
resolve(literal, find_type(BasicTypeDeclaration::BOOL, 1), false);
else if(literal.value.check_type<int>())
- resolve(literal, find_type(BasicTypeDeclaration::INT, 32), false);
+ resolve(literal, find_type(BasicTypeDeclaration::INT, 32, true), false);
+ else if(literal.value.check_type<unsigned>())
+ resolve(literal, find_type(BasicTypeDeclaration::INT, 32, false), false);
else if(literal.value.check_type<float>())
resolve(literal, find_type(BasicTypeDeclaration::FLOAT, 32), false);
}
resolve(var, var.declaration->type_declaration, true);
}
-void ExpressionResolver::visit(InterfaceBlockReference &iface)
-{
- if(iface.declaration)
- resolve(iface, iface.declaration->type_declaration, true);
-}
-
void ExpressionResolver::visit(MemberAccess &memacc)
{
TraversingVisitor::visit(memacc);
if(!left_size || (left_size==1 && right_size!=1) || (left_size>1 && right_size!=1 && right_size!=left_size))
return;
+ /* If the left operand is a vector and right is scalar, convert the right
+ operand to a vector too. */
+ if(left_size>1 && right_size==1)
+ {
+ BasicTypeDeclaration *vec_right = find_type(*elem_right, basic_left->kind, basic_left->size);
+ if(!vec_right)
+ return;
+
+ convert_to(binary.right, *vec_right);
+ }
+
type = basic_left;
// Don't perform conversion even if the operands are of different sizes.
compat = SAME_TYPE;
if(call.arguments.empty())
return;
- map<string, TypeDeclaration *>::const_iterator i = stage->types.find(call.name);
+ auto i = stage->types.find(call.name);
if(i==stage->types.end())
return;
+ else if(call.arguments.size()==1 && i->second==call.arguments[0]->type)
+ ;
else if(BasicTypeDeclaration *basic = dynamic_cast<BasicTypeDeclaration *>(i->second))
{
BasicTypeDeclaration *elem = get_element_type(*basic);
args.reserve(call.arguments.size());
unsigned arg_component_total = 0;
bool has_matrices = false;
- for(NodeArray<Expression>::const_iterator j=call.arguments.begin(); j!=call.arguments.end(); ++j)
+ for(const RefPtr<Expression> &a: call.arguments)
{
ArgumentInfo info;
- if(!(info.type=dynamic_cast<BasicTypeDeclaration *>((*j)->type)))
+ if(!(info.type=dynamic_cast<BasicTypeDeclaration *>(a->type)))
return;
if(is_scalar(*info.type) || info.type->kind==BasicTypeDeclaration::BOOL)
info.component_count = 1;
{
unsigned column_count = basic->size&0xFFFF;
unsigned row_count = basic->size>>16;
+
+ vector<RefPtr<Expression> > columns;
+ columns.reserve(column_count);
+ bool changed_columns = false;
+
if(call.arguments.size()==1)
{
/* A matrix can be constructed from a single element or another
current_block->body.insert(insert_point, temporary);
// Create expressions to build each column.
- vector<RefPtr<Expression> > columns;
- columns.reserve(column_count);
for(unsigned j=0; j<column_count; ++j)
{
RefPtr<VariableReference> ref = new VariableReference;
truncate_vector(columns.back(), row_count);
}
- call.arguments.resize(column_count);
- copy(columns.begin(), columns.end(), call.arguments.begin());
-
- /* Let VariableResolver process the new nodes and finish
- resolving the constructor on the next pass. */
- r_any_resolved = true;
- return;
+ changed_columns = true;
}
else
return;
{
/* Construct a matrix from individual components in column-major
order. Arguments must align at column boundaries. */
- vector<RefPtr<Expression> > columns;
- columns.reserve(column_count);
-
vector<RefPtr<Expression> > column_args;
column_args.reserve(row_count);
unsigned column_component_count = 0;
else if(column_component_count>row_count)
// Argument alignment mismatch.
return;
+
+ changed_columns = true;
}
}
}
else
return;
+
+ if(changed_columns)
+ {
+ call.arguments.resize(column_count);
+ copy(columns.begin(), columns.end(), call.arguments.begin());
+
+ /* Let VariableResolver process the new nodes and finish
+ resolving the constructor on the next pass. */
+ r_any_resolved = true;
+ return;
+ }
}
else
return;
if(convert_args)
{
// The argument list may have changed so can't rely on args.
- for(NodeArray<Expression>::iterator j=call.arguments.begin(); j!=call.arguments.end(); ++j)
- if(BasicTypeDeclaration *basic_arg = dynamic_cast<BasicTypeDeclaration *>((*j)->type))
+ for(RefPtr<Expression> &a: call.arguments)
+ if(BasicTypeDeclaration *basic_arg = dynamic_cast<BasicTypeDeclaration *>(a->type))
{
BasicTypeDeclaration *elem_arg = get_element_type(*basic_arg);
if(elem_arg!=elem)
- convert_to_element(*j, *elem);
+ convert_to_element(a, *elem);
}
}
}
if(call.arguments.size()!=strct->members.body.size())
return;
- unsigned k = 0;
- for(NodeList<Statement>::const_iterator j=strct->members.body.begin(); j!=strct->members.body.end(); ++j, ++k)
+ auto j = call.arguments.begin();
+ for(const RefPtr<Statement> &s: strct->members.body)
{
- if(VariableDeclaration *var = dynamic_cast<VariableDeclaration *>(j->get()))
+ if(VariableDeclaration *var = dynamic_cast<VariableDeclaration *>(s.get()))
{
- if(!call.arguments[k]->type || call.arguments[k]->type!=var->type_declaration)
+ if(!(*j)->type || (*j)->type!=var->type_declaration)
return;
}
else
return;
+ ++j;
}
}
TraversingVisitor::visit(call);
if(call.declaration)
+ {
+ for(unsigned i=0; i<call.arguments.size(); ++i)
+ {
+ TypeDeclaration *arg_type = call.arguments[i]->type;
+ TypeDeclaration *param_type = call.declaration->parameters[i]->type_declaration;
+ BasicTypeDeclaration *arg_basic = dynamic_cast<BasicTypeDeclaration *>(arg_type);
+ BasicTypeDeclaration *param_basic = dynamic_cast<BasicTypeDeclaration *>(param_type);
+ if(arg_basic && param_basic)
+ {
+ Compatibility compat = get_compatibility(*param_basic, *arg_basic);
+ if(compat==RIGHT_CONVERTIBLE)
+ convert_to(call.arguments[i], *param_basic);
+ }
+ else if(!arg_type || !param_type || arg_type!=param_type)
+ return;
+ }
resolve(call, call.declaration->return_type_declaration, false);
+ }
else if(call.constructor)
visit_constructor(call);
}
convert_to(var.init_expression, *var_basic);
}
+void ExpressionResolver::visit(FunctionDeclaration &func)
+{
+ SetForScope<const FunctionDeclaration *> set_func(current_function, &func);
+ TraversingVisitor::visit(func);
+}
+
+void ExpressionResolver::visit(Return &ret)
+{
+ TraversingVisitor::visit(ret);
+ if(!current_function || !ret.expression)
+ return;
+
+ BasicTypeDeclaration *ret_basic = dynamic_cast<BasicTypeDeclaration *>(current_function->return_type_declaration);
+ BasicTypeDeclaration *expr_basic = dynamic_cast<BasicTypeDeclaration *>(ret.expression->type);
+ if(!ret_basic || !expr_basic)
+ return;
+
+ Compatibility compat = get_compatibility(*ret_basic, *expr_basic);
+ if(compat==RIGHT_CONVERTIBLE)
+ convert_to(ret.expression, *ret_basic);
+}
+
bool FunctionResolver::apply(Stage &s)
{
return r_any_resolved;
}
+bool FunctionResolver::can_convert_arguments(const FunctionCall &call, const FunctionDeclaration &decl)
+{
+ if(decl.parameters.size()!=call.arguments.size())
+ return false;
+
+ for(unsigned j=0; j<call.arguments.size(); ++j)
+ {
+ const TypeDeclaration *arg_type = call.arguments[j]->type;
+ const TypeDeclaration *param_type = decl.parameters[j]->type_declaration;
+ if(arg_type==param_type)
+ continue;
+
+ const BasicTypeDeclaration *arg_basic = dynamic_cast<const BasicTypeDeclaration *>(arg_type);
+ const BasicTypeDeclaration *param_basic = dynamic_cast<const BasicTypeDeclaration *>(param_type);
+ if(arg_basic && param_basic && can_convert(*arg_basic, *param_basic))
+ continue;
+
+ return false;
+ }
+
+ return true;
+}
+
void FunctionResolver::visit(FunctionCall &call)
{
FunctionDeclaration *declaration = 0;
{
string arg_types;
bool has_signature = true;
- for(NodeArray<Expression>::const_iterator i=call.arguments.begin(); (has_signature && i!=call.arguments.end()); ++i)
+ for(auto i=call.arguments.begin(); (has_signature && i!=call.arguments.end()); ++i)
{
if((*i)->type)
append(arg_types, ",", (*i)->type->name);
if(has_signature)
{
- map<string, FunctionDeclaration *>::iterator i = stage->functions.find(format("%s(%s)", call.name, arg_types));
+ auto i = stage->functions.find(format("%s(%s)", call.name, arg_types));
declaration = (i!=stage->functions.end() ? i->second : 0);
+
+ if(!declaration)
+ {
+ for(i=stage->functions.lower_bound(call.name+"("); (i!=stage->functions.end() && i->second->name==call.name); ++i)
+ if(can_convert_arguments(call, *i->second))
+ {
+ if(declaration)
+ {
+ declaration = 0;
+ break;
+ }
+ else
+ declaration = i->second;
+ }
+ }
}
}
if(func.signature.empty())
{
string param_types;
- for(NodeArray<VariableDeclaration>::const_iterator i=func.parameters.begin(); i!=func.parameters.end(); ++i)
+ for(const RefPtr<VariableDeclaration> &p: func.parameters)
{
- if((*i)->type_declaration)
- append(param_types, ",", (*i)->type_declaration->name);
+ if(p->type_declaration)
+ append(param_types, ",", p->type_declaration->name);
else
return;
}
stage_decl = &func;
// Set all previous declarations to use this definition.
- for(vector<FunctionDeclaration *>::iterator i=decls.begin(); i!=decls.end(); ++i)
+ for(FunctionDeclaration *f: decls)
{
- r_any_resolved |= (func.definition!=(*i)->definition);
- (*i)->definition = func.definition;
- (*i)->body.body.clear();
+ r_any_resolved |= (func.definition!=f->definition);
+ f->definition = func.definition;
+ f->body.body.clear();
}
}
else