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ast-inspect.c
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ast-inspect.c
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#include "token.h"
#include "parse.h"
#include "symbol.h"
#include "ast-inspect.h"
#include "expression.h"
static inline void inspect_ptr_list(AstNode *node, const char *name, void (*inspect)(AstNode *))
{
struct ptr_list *ptrlist = node->ptr;
void *ptr;
int i = 0;
node->text = g_strdup_printf("%s %s:", node->text, name);
FOR_EACH_PTR(ptrlist, ptr) {
char *index = g_strdup_printf("%d: ", i++);
ast_append_child(node, index, ptr, inspect);
} END_FOR_EACH_PTR(ptr);
}
static const char *statement_type_name(enum statement_type type)
{
static const char *statement_type_name[] = {
[STMT_NONE] = "STMT_NONE",
[STMT_DECLARATION] = "STMT_DECLARATION",
[STMT_EXPRESSION] = "STMT_EXPRESSION",
[STMT_COMPOUND] = "STMT_COMPOUND",
[STMT_IF] = "STMT_IF",
[STMT_RETURN] = "STMT_RETURN",
[STMT_CASE] = "STMT_CASE",
[STMT_SWITCH] = "STMT_SWITCH",
[STMT_ITERATOR] = "STMT_ITERATOR",
[STMT_LABEL] = "STMT_LABEL",
[STMT_GOTO] = "STMT_GOTO",
[STMT_ASM] = "STMT_ASM",
[STMT_CONTEXT] = "STMT_CONTEXT",
[STMT_RANGE] = "STMT_RANGE",
};
return statement_type_name[type] ?: "UNKNOWN_STATEMENT_TYPE";
}
void inspect_statement(AstNode *node)
{
struct statement *stmt = node->ptr;
node->text = g_strdup_printf("%s %s:", node->text, statement_type_name(stmt->type));
switch (stmt->type) {
case STMT_COMPOUND:
ast_append_child(node, "stmts:", stmt->stmts, inspect_statement_list);
break;
case STMT_EXPRESSION:
ast_append_child(node, "expression:", stmt->expression, inspect_expression);
break;
case STMT_IF:
ast_append_child(node, "conditional:", stmt->if_conditional, inspect_expression);
ast_append_child(node, "if_true:", stmt->if_true, inspect_statement);
ast_append_child(node, "if_false:", stmt->if_false, inspect_statement);
break;
case STMT_ITERATOR:
ast_append_child(node, "break:", stmt->iterator_break, inspect_symbol);
ast_append_child(node, "continue:", stmt->iterator_continue, inspect_symbol);
ast_append_child(node, "pre_statement:", stmt->iterator_pre_statement,
inspect_statement);
ast_append_child(node, "statement:", stmt->iterator_statement,
inspect_statement);
ast_append_child(node, "post_statement:", stmt->iterator_post_statement,
inspect_statement);
break;
case STMT_SWITCH:
ast_append_child(node, "switch_expression:", stmt->switch_expression, inspect_expression);
ast_append_child(node, "switch_statement:", stmt->switch_statement, inspect_statement);
ast_append_child(node, "switch_break:", stmt->switch_break, inspect_symbol);
ast_append_child(node, "switch_case:", stmt->switch_case, inspect_symbol);
break;
case STMT_CASE:
ast_append_child(node, "case_expression:", stmt->case_expression, inspect_expression);
ast_append_child(node, "case_to:", stmt->case_to, inspect_expression);
ast_append_child(node, "case_statement:", stmt->case_statement, inspect_statement);
ast_append_child(node, "case_label:", stmt->case_label, inspect_symbol);
break;
case STMT_RETURN:
ast_append_child(node, "ret_value:", stmt->ret_value, inspect_expression);
ast_append_child(node, "ret_target:", stmt->ret_target, inspect_symbol);
break;
default:
break;
}
}
void inspect_statement_list(AstNode *node)
{
inspect_ptr_list(node, "statement_list", inspect_statement);
}
static const char *symbol_type_name(enum type type)
{
static const char *type_name[] = {
[SYM_UNINITIALIZED] = "SYM_UNINITIALIZED",
[SYM_PREPROCESSOR] = "SYM_PREPROCESSOR",
[SYM_BASETYPE] = "SYM_BASETYPE",
[SYM_NODE] = "SYM_NODE",
[SYM_PTR] = "SYM_PTR",
[SYM_FN] = "SYM_FN",
[SYM_ARRAY] = "SYM_ARRAY",
[SYM_STRUCT] = "SYM_STRUCT",
[SYM_UNION] = "SYM_UNION",
[SYM_ENUM] = "SYM_ENUM",
[SYM_TYPEOF] = "SYM_TYPEOF",
[SYM_BITFIELD] = "SYM_BITFIELD",
[SYM_LABEL] = "SYM_LABEL",
[SYM_RESTRICT] = "SYM_RESTRICT",
[SYM_FOULED] = "SYM_FOULED",
[SYM_KEYWORD] = "SYM_KEYWORD",
[SYM_BAD] = "SYM_BAD",
};
return type_name[type] ?: "UNKNOWN_TYPE";
}
void inspect_symbol(AstNode *node)
{
struct symbol *sym = node->ptr;
node->text = g_strdup_printf("%s %s: %s", node->text, symbol_type_name(sym->type),
builtin_typename(sym) ?: show_ident(sym->ident));
ast_append_child(node, "ctype.base_type:", sym->ctype.base_type,inspect_symbol);
switch (sym->namespace) {
case NS_PREPROCESSOR:
break;
default:
ast_append_child(node, "arguments:", sym->arguments, inspect_symbol_list);
ast_append_child(node, "symbol_list:", sym->symbol_list, inspect_symbol_list);
ast_append_child(node, "stmt:", sym->stmt, inspect_statement);
break;
}
}
void inspect_symbol_list(AstNode *node)
{
inspect_ptr_list(node, "symbol_list", inspect_symbol);
}
static const char *expression_type_name(enum expression_type type)
{
static const char *expression_type_name[] = {
[EXPR_VALUE] = "EXPR_VALUE",
[EXPR_STRING] = "EXPR_STRING",
[EXPR_SYMBOL] = "EXPR_SYMBOL",
[EXPR_TYPE] = "EXPR_TYPE",
[EXPR_BINOP] = "EXPR_BINOP",
[EXPR_ASSIGNMENT] = "EXPR_ASSIGNMENT",
[EXPR_LOGICAL] = "EXPR_LOGICAL",
[EXPR_DEREF] = "EXPR_DEREF",
[EXPR_PREOP] = "EXPR_PREOP",
[EXPR_POSTOP] = "EXPR_POSTOP",
[EXPR_CAST] = "EXPR_CAST",
[EXPR_FORCE_CAST] = "EXPR_FORCE_CAST",
[EXPR_IMPLIED_CAST] = "EXPR_IMPLIED_CAST",
[EXPR_SIZEOF] = "EXPR_SIZEOF",
[EXPR_ALIGNOF] = "EXPR_ALIGNOF",
[EXPR_PTRSIZEOF] = "EXPR_PTRSIZEOF",
[EXPR_CONDITIONAL] = "EXPR_CONDITIONAL",
[EXPR_SELECT] = "EXPR_SELECT",
[EXPR_STATEMENT] = "EXPR_STATEMENT",
[EXPR_CALL] = "EXPR_CALL",
[EXPR_COMMA] = "EXPR_COMMA",
[EXPR_COMPARE] = "EXPR_COMPARE",
[EXPR_LABEL] = "EXPR_LABEL",
[EXPR_INITIALIZER] = "EXPR_INITIALIZER",
[EXPR_IDENTIFIER] = "EXPR_IDENTIFIER",
[EXPR_INDEX] = "EXPR_INDEX",
[EXPR_POS] = "EXPR_POS",
[EXPR_FVALUE] = "EXPR_FVALUE",
[EXPR_SLICE] = "EXPR_SLICE",
[EXPR_OFFSETOF] = "EXPR_OFFSETOF",
};
return expression_type_name[type] ?: "UNKNOWN_EXPRESSION_TYPE";
}
void inspect_expression(AstNode *node)
{
struct expression *expr = node->ptr;
node->text = g_strdup_printf("%s %s", node->text, expression_type_name(expr->type));
switch (expr->type) {
case EXPR_STATEMENT:
ast_append_child(node, "statement:", expr->statement, inspect_statement);
break;
case EXPR_BINOP:
case EXPR_COMMA:
case EXPR_COMPARE:
case EXPR_LOGICAL:
case EXPR_ASSIGNMENT:
ast_append_child(node, "left:", expr->left, inspect_expression);
ast_append_child(node, "right:", expr->right, inspect_expression);
break;
case EXPR_CAST:
case EXPR_FORCE_CAST:
case EXPR_IMPLIED_CAST:
ast_append_child(node, "cast_type:", expr->cast_type, inspect_symbol);
ast_append_child(node, "cast_expression:", expr->cast_expression, inspect_expression);
break;
case EXPR_PREOP:
ast_append_child(node, "unop:", expr->unop, inspect_expression);
break;
default:
break;
}
}