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gemstone
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first working implementation of set

This commit is contained in:
Felix Müller 2024-06-06 21:48:41 +02:00
parent 4067339df8
commit 6502a7f4bb
2 changed files with 113 additions and 54 deletions
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1
src/compiler.c
View File

@ -142,6 +142,7 @@ static void build_target(ModuleFileStack *unit, const TargetConfig *target) {
print_ast_to_file(ast, target);
Module * test = create_set(ast);
free(test);
// TODO: parse AST to semantic values
// TODO: backend codegen
}

166
src/set/set.c
View File

@ -15,6 +15,7 @@
extern ModuleFile * current_file;
static GHashTable *declaredComposites = NULL;//pointer to composites with names
static GHashTable *declaredBoxes = NULL;//pointer to typeboxes
static GHashTable *functionParameter = NULL;
static GArray *Scope = NULL;//list of hashtables. last Hashtable is current depth of program. hashtable key: ident, value: Variable* to var
const Type ShortShortUnsingedIntType = {
@ -63,16 +64,17 @@ int sign_from_string(const char* string, Sign* sign) {
int primitive_from_string(const char* string, PrimitiveType* primitive) {
assert(string != NULL);
assert(primitive != NULL);
DEBUG("find primitive in string");
if (strcmp(string, "int") == 0) {
*primitive = Int;
return 0;
return SEMANTIC_OK;
} else if (strcmp(string, "float") == 0) {
*primitive = Float;
return 0;
return SEMANTIC_OK;
}
return 1;
return SEMANTIC_ERROR;
}
int scale_factor_from(const char* string, double* factor) {
@ -237,7 +239,6 @@ int get_type_impl(AST_NODE_PTR currentNode, Type** type) {
*type = g_hash_table_lookup(declaredBoxes, typekind);
return SEMANTIC_OK;
}
// type is not yet declared, make a new one
Type* new_type = malloc(sizeof(Type));
@ -251,11 +252,13 @@ int get_type_impl(AST_NODE_PTR currentNode, Type** type) {
new_type->kind = TypeKindPrimitive;
status = primitive_from_string(typekind, &new_type->impl.primitive);
// if err continue at composite construction
if (status == SEMANTIC_OK) {
*type = new_type;
return SEMANTIC_OK;
}
return SEMANTIC_ERROR;
}
new_type->kind = TypeKindComposite;
@ -263,6 +266,8 @@ int get_type_impl(AST_NODE_PTR currentNode, Type** type) {
status = impl_composite_type(currentNode, &new_type->impl.composite);
*type = new_type;
return status;
}
@ -432,19 +437,38 @@ int getVariableFromScope(const char* name, Variable** variable) {
assert(name != NULL);
assert(variable != NULL);
assert(Scope != NULL);
DEBUG("getting var from scope");
int found = 0;
// loop through all variable scope and find a variable
if(functionParameter != NULL) {
if(g_hash_table_contains(functionParameter, name)) {
*variable = g_hash_table_lookup(functionParameter, name);
found += 1;
}
}
for(size_t i = 0; i < Scope->len; i++) {
GHashTable* variable_table = g_array_index(Scope,GHashTable* ,i );
if(g_hash_table_contains(variable_table, name)) {
*variable = g_hash_table_lookup(variable_table, name);
return SEMANTIC_OK;
if(found == 0){
*variable = g_hash_table_lookup(variable_table, name);
}
found += 1;
}
}
if (found == 1){
DEBUG("Var: %s",(*variable)->name);
DEBUG("Var Typekind: %d", (*variable)->kind);
DEBUG("Found var");
return SEMANTIC_OK;
}else if (found > 1) {
WARN("Variable %s is a parameter and a declared variable. Returning parameter", name);
return SEMANTIC_OK;
}
DEBUG("nothing found");
return SEMANTIC_ERROR;
}
@ -481,6 +505,7 @@ int fillTablesWithVars(GHashTable *variableTable, GArray* variables) {
[[nodiscard("type must be freed")]]
TypeValue createTypeValue(AST_NODE_PTR currentNode){
DEBUG("create TypeValue");
TypeValue value;
Type *type = malloc(sizeof(Type));
value.type = type;
@ -515,6 +540,7 @@ static inline void* clone(int size, void* ptr) {
#define CLONE(x) clone(sizeof(x), (void*)&(x))
TypeValue createString(AST_NODE_PTR currentNode) {
DEBUG("create String");
TypeValue value;
Type *type = CLONE(StringLiteralType);
value.type = type;
@ -524,8 +550,11 @@ TypeValue createString(AST_NODE_PTR currentNode) {
}
Type* createTypeFromOperands(Type* LeftOperandType, Type* RightOperandType, AST_NODE_PTR currentNode) {
DEBUG("create type from operands");
Type *result = malloc(sizeof(Type));
result->nodePtr = currentNode;
DEBUG("LeftOperandType->kind: %i", LeftOperandType->kind);
DEBUG("RightOperandType->kind: %i", RightOperandType->kind);
if (LeftOperandType->kind == TypeKindComposite && RightOperandType->kind == TypeKindComposite) {
result->kind = TypeKindComposite;
@ -539,6 +568,7 @@ Type* createTypeFromOperands(Type* LeftOperandType, Type* RightOperandType, AST_
result->impl.composite = resultImpl;
} else if (LeftOperandType->kind == TypeKindPrimitive && RightOperandType->kind == TypeKindPrimitive) {
DEBUG("both operands are primitive");
result->kind = TypeKindPrimitive;
result->impl.primitive = MAX(LeftOperandType->impl.primitive , RightOperandType->impl.primitive);
@ -562,26 +592,28 @@ Type* createTypeFromOperands(Type* LeftOperandType, Type* RightOperandType, AST_
free(result);
return NULL;
}
DEBUG("Succsessfully created type");
return result;
}
int createArithOperation(Expression* ParentExpression, AST_NODE_PTR currentNode, [[maybe_unused]] size_t expectedChildCount) {
DEBUG("create arithmetic operation");
ParentExpression->impl.operation.kind = Arithmetic;
ParentExpression->impl.operation.nodePtr = currentNode;
ParentExpression->impl.operation.operands = g_array_new(FALSE, FALSE,sizeof(Expression*));
assert(expectedChildCount > currentNode->child_count);
assert(expectedChildCount == currentNode->child_count);
for (size_t i = 0; i < currentNode->child_count; i++) {
Expression* expression = createExpression(currentNode->children[i]);
if(NULL == expression) {
return SEMANTIC_OK;
return SEMANTIC_ERROR;
}
g_array_append_val(ParentExpression->impl.operation.operands, expression);
}
DEBUG("created all Expressions");
switch (currentNode->kind) {
case AST_Add:
ParentExpression->impl.operation.impl.arithmetic = Add;
@ -604,7 +636,8 @@ int createArithOperation(Expression* ParentExpression, AST_NODE_PTR currentNode,
}
if (ParentExpression->impl.operation.impl.arithmetic == Negate) {
Type* result = ((Expression**) ParentExpression->impl.operation.operands->data)[0]->result;
Type* result = g_array_index(ParentExpression->impl.operation.operands,Expression *,0)->result;
result->nodePtr = currentNode;
if (result->kind == TypeKindReference || result->kind == TypeKindBox) {
@ -616,9 +649,8 @@ int createArithOperation(Expression* ParentExpression, AST_NODE_PTR currentNode,
ParentExpression->result = result;
} else {
Type* LeftOperandType = ((Expression**) ParentExpression->impl.operation.operands->data)[0]->result;
Type* RightOperandType = ((Expression**) ParentExpression->impl.operation.operands->data)[1]->result;
Type* LeftOperandType = g_array_index(ParentExpression->impl.operation.operands,Expression *,0)->result;
Type* RightOperandType = g_array_index(ParentExpression->impl.operation.operands,Expression *,1)->result;
ParentExpression->result = createTypeFromOperands(LeftOperandType, RightOperandType, currentNode);
}
@ -634,7 +666,7 @@ int createRelationalOperation(Expression* ParentExpression, AST_NODE_PTR current
// fill kind and Nodeptr
ParentExpression->impl.operation.kind = Relational;
ParentExpression->impl.operation.nodePtr = currentNode;
ParentExpression->impl.operation.operands = g_array_new(FALSE,FALSE,sizeof(Expression*));
// fill Operands
for (size_t i = 0; i < currentNode->child_count; i++) {
Expression* expression = createExpression(currentNode->children[i]);
@ -1045,6 +1077,7 @@ int createBoxAccess(Expression* ParentExpression,AST_NODE_PTR currentNode) {
}
int createTypeCast(Expression* ParentExpression, AST_NODE_PTR currentNode){
DEBUG("create type cast");
ParentExpression->impl.typecast.nodePtr = currentNode;
ParentExpression->impl.typecast.operand = createExpression(currentNode->children[0]);
@ -1060,7 +1093,6 @@ int createTypeCast(Expression* ParentExpression, AST_NODE_PTR currentNode){
}
ParentExpression->impl.typecast.targetType = target;
ParentExpression->result = target;
return SEMANTIC_OK;
}
@ -1106,16 +1138,18 @@ Expression *createExpression(AST_NODE_PTR currentNode){
expression->result = expression->impl.constant.type;
break;
case AST_Ident:
DEBUG("find var");
expression->kind = ExpressionKindVariable;
int status = getVariableFromScope(currentNode->value, &expression->impl.variable );
int status = getVariableFromScope(currentNode->value, &(expression->impl.variable) );
if(status == SEMANTIC_ERROR){
DEBUG("Identifier is not in current scope");
print_diagnostic(current_file, &currentNode->location, Error, "Variable not found");
return NULL;
}
switch (expression->impl.variable->kind) {
case VariableKindDeclaration:
case VariableKindDeclaration:
expression->result = expression->impl.variable->impl.declaration.type;
DEBUG("%d",expression->impl.variable->impl.declaration.type->kind );
break;
case VariableKindDefinition:
expression->result = expression->impl.variable->impl.definiton.declaration.type;
@ -1200,11 +1234,15 @@ Expression *createExpression(AST_NODE_PTR currentNode){
PANIC("Node is not an expression but from kind: %i", currentNode->kind);
break;
}
DEBUG("expression result typekind: %d",expression->result->kind);
DEBUG("successfully created Expression");
return expression;
}
int createAssign(Statement* ParentStatement, AST_NODE_PTR currentNode){
DEBUG("create Assign");
Assignment assign;
assign.nodePtr = currentNode;
const char* varName = currentNode->children[0]->value;
@ -1220,20 +1258,20 @@ Expression *createExpression(AST_NODE_PTR currentNode){
}
ParentStatement->impl.assignment = assign;
return SEMANTIC_ERROR;
return SEMANTIC_OK;
}
int createStatement(Block * block, AST_NODE_PTR currentNode);
int fillBlock(Block * block,AST_NODE_PTR currentNode){
DEBUG("start filling Block");
block->nodePtr = currentNode;
block->statemnts = g_array_new(FALSE,FALSE,sizeof(Statement*));
GHashTable * lowerScope = g_hash_table_new(g_str_hash,g_str_equal);
g_array_append_val(Scope, lowerScope);
for(size_t i = 0; i < currentNode->child_count; i++){
int signal = createStatement(block, currentNode->children[i]);
int signal = createStatement(block, AST_get_node(currentNode, i));
if(signal){
return SEMANTIC_ERROR;
}
@ -1247,8 +1285,8 @@ int fillBlock(Block * block,AST_NODE_PTR currentNode){
}
int createWhile(Statement * ParentStatement, AST_NODE_PTR currentNode){
assert(ParentStatement == NULL);
assert(currentNode == NULL);
assert(ParentStatement != NULL);
assert(currentNode != NULL);
assert(currentNode->kind == AST_While);
While whileStruct;
@ -1438,24 +1476,23 @@ int createStatement(Block * Parentblock , AST_NODE_PTR currentNode){
int createParam(GArray * Paramlist ,AST_NODE_PTR currentNode){
assert(currentNode->kind == AST_Parameter);
DEBUG("start param");
DEBUG("current node child count: %i",currentNode->kind);
if( currentNode->kind == AST_Parameter){
DEBUG("current n");
}
DEBUG("current node child count: %i",currentNode->child_count);
AST_NODE_PTR paramdecl = currentNode->children[1];
AST_NODE_PTR ioQualifierList = currentNode->children[0];
ParameterDeclaration decl;
decl.nodePtr = paramdecl;
DEBUG("paramnode child count: %i", ioQualifierList->child_count );
DEBUG("iolistnode child count: %i", ioQualifierList->child_count );
if(ioQualifierList->child_count == 2){
decl.qualifier = InOut;
}else if(ioQualifierList->child_count == 1){
if(strcmp(ioQualifierList->children[0]->value , "in")){
if(strcmp(ioQualifierList->children[0]->value , "in") == 0){
decl.qualifier = In;
}else if(strcmp(ioQualifierList->children[0]->value , "out")){
}else if(strcmp(ioQualifierList->children[0]->value , "out") == 0){
decl.qualifier = Out;
}else{
PANIC("IO_Qualifier is not in or out");
@ -1464,19 +1501,35 @@ int createParam(GArray * Paramlist ,AST_NODE_PTR currentNode){
PANIC("IO_Qualifier has not the right amount of children");
}
int signal = get_type_impl(paramdecl->children[0],&decl.type);
int signal = get_type_impl(paramdecl->children[0], &(decl.type));
if(signal){
return SEMANTIC_ERROR;
}
Parameter param;
param.nodePtr = currentNode;
param.kind = ParameterDeclarationKind;
param.impl.declaration = decl;
param.name = paramdecl->children[1]->value;
DEBUG("param name: %s", param.name);
g_array_append_val(Paramlist, param);
DEBUG("create var for param");
Variable * paramvar = malloc(sizeof(Variable));
paramvar->kind = VariableKindDeclaration;
paramvar->name = param.name;
paramvar->nodePtr = currentNode;
paramvar->impl.declaration.nodePtr = currentNode;
paramvar->impl.declaration.qualifier = Local;
paramvar->impl.declaration.type = param.impl.declaration.type;
if (g_hash_table_contains(functionParameter, param.name)){
return SEMANTIC_ERROR;
}
g_hash_table_insert(functionParameter, (gpointer)param.name, paramvar);
g_array_append_val(Paramlist,param);
DEBUG("created param successfully");
return SEMANTIC_OK;
}
@ -1495,28 +1548,31 @@ int createFunDef(Function * Parentfunction ,AST_NODE_PTR currentNode){
fundef.nodePtr = currentNode;
fundef.name = nameNode->value;
fundef.body = malloc(sizeof(Block));
fundef.parameter = malloc(sizeof(GArray));
fundef.parameter = g_array_new(FALSE, FALSE, sizeof(Parameter));
DEBUG("paramlistlist child count: %i", paramlistlist->child_count);
for(size_t i = 0; i < paramlistlist->child_count; i++){
//all parameterlists
AST_NODE_PTR paramlist = paramlistlist->children[i];
DEBUG("paramlist child count: %i", paramlist->child_count);
for (size_t j = 0; j < paramlist->child_count; j++){
DEBUG("param child count: %i", AST_get_node(paramlist, j)->child_count);
int signal = createParam(fundef.parameter ,AST_get_node(paramlist, j));
//all params per list
if (signal){
return SEMANTIC_ERROR;
}
}
DEBUG("End of Paramlist");
}
int signal = fillBlock(fundef.body, statementlist);
if(signal){
return SEMANTIC_ERROR;
}
for(size_t i = 0; i < paramlistlist->child_count; i++){
//all parameterlists
AST_NODE_PTR paramlist = paramlistlist->children[i];
for (size_t j = 0; j < paramlistlist->child_count; j++){
int signal = createParam(fundef.parameter ,paramlist->children[i]);
//all params per list
if (signal){
return SEMANTIC_ERROR;
}
}
}
Parentfunction->nodePtr = currentNode;
Parentfunction->kind = FunctionDefinitionKind;
Parentfunction->impl.definition = fundef;
@ -1566,7 +1622,7 @@ int createFunDecl(Function * Parentfunction ,AST_NODE_PTR currentNode){
int createFunction(GHashTable* functions, AST_NODE_PTR currentNode){
assert(currentNode->kind == AST_Fun);
Function * fun = malloc(sizeof(Function));
functionParameter = g_hash_table_new(g_str_hash,g_str_equal);
if(currentNode->child_count == 2){
int signal = createFunDecl(fun, currentNode);
@ -1585,6 +1641,8 @@ int createFunction(GHashTable* functions, AST_NODE_PTR currentNode){
return SEMANTIC_ERROR;
}
g_hash_table_insert(functions,(gpointer)fun->name, fun);
g_hash_table_destroy(functionParameter);
return SEMANTIC_OK;
}
@ -1823,7 +1881,7 @@ Module *create_set(AST_NODE_PTR currentNode){
}
}
DEBUG("created set successfully");
return rootModule;
}