fix __builtin_nan and add some missing builtins

[xonotic/gmqcc.git] / gmqcc.h

diff --git a/gmqcc.h b/gmqcc.h
index 34fefaae5dec5e984cbfce56c0c02eaece80813a..10b74f5ab2741e92ff9421fc7a3d8bc2ac888244 100644 (file)
--- a/gmqcc.h
+++ b/gmqcc.h
@@ -1,6 +1,10 @@
 #ifndef GMQCC_HDR
 #define GMQCC_HDR
 #include <vector>
+#include <string>
+#include <utility>
+#include <memory>
+using std::move;
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdlib.h>
@@ -227,7 +231,7 @@ void _util_vec_delete(void *vec);
 
 /* exposed interface */
 #define vec_meta(A)       ((vector_t*)(((char *)(A)) - sizeof(vector_t)))
-#define vec_free(A)       ((void)((A) ? (_util_vec_delete((void *)(A)), (A) = NULL) : 0))
+#define vec_free(A)       ((void)((A) ? (_util_vec_delete((void *)(A)), (A) = nullptr) : 0))
 #define vec_push(A,V)     (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
 #define vec_size(A)       ((A) ? vec_meta(A)->used : 0)
 #define vec_add(A,N)      (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
@@ -259,7 +263,7 @@ int util_getline(char  **, size_t *, FILE *);
 /* code.c */
 
 /* Note: if you change the order, fix type_sizeof in ir.c */
-enum {
+enum qc_type {
     TYPE_VOID     ,
     TYPE_STRING   ,
     TYPE_FLOAT    ,
@@ -498,6 +502,10 @@ typedef int32_t qcint_t;
 typedef uint32_t qcuint_t;
 
 struct code_t {
+    void* operator new(std::size_t);
+    void operator delete(void*);
+    code_t();
+    ~code_t();
     std::vector<prog_section_statement_t> statements;
     std::vector<int> linenums;
     std::vector<int> columnnums;
@@ -506,10 +514,10 @@ struct code_t {
     std::vector<prog_section_function_t> functions;
     std::vector<int> globals;
     std::vector<char> chars;
-    uint16_t crc;
-    uint32_t entfields;
+    uint16_t crc = 0;
+    uint32_t entfields = 0;
     ht string_cache;
-    qcint_t string_cached_empty;
+    qcint_t string_cached_empty = 0;
 };
 
 /*
@@ -581,15 +589,31 @@ extern size_t compile_errors;
 extern size_t compile_Werrors;
 extern size_t compile_warnings;
 
-void /********/ compile_error   (lex_ctx_t ctx, /*LVL_ERROR*/ const char *msg, ...);
+void /********/ compile_error_  (lex_ctx_t ctx, /*LVL_ERROR*/ const char *msg, ...);
 void /********/ vcompile_error  (lex_ctx_t ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
-bool GMQCC_WARN compile_warning (lex_ctx_t ctx, int warntype, const char *fmt, ...);
+bool GMQCC_WARN compile_warning_(lex_ctx_t ctx, int warntype, const char *fmt, ...);
 bool GMQCC_WARN vcompile_warning(lex_ctx_t ctx, int warntype, const char *fmt, va_list ap);
 void            compile_show_werrors(void);
 
+template <typename T>
+inline constexpr const T formatNormalize(const T argument) { return argument; }
+
+inline const char *formatNormalize(const std::string &argument) {
+    return argument.c_str();
+}
+
+template<typename... Ts>
+inline bool GMQCC_WARN compile_warning(lex_ctx_t ctx, int warntype, const char *fmt, const Ts&... ts) {
+    return compile_warning_(ctx, warntype, fmt, formatNormalize(ts)...);
+}
+template<typename... Ts>
+inline void /********/ compile_error   (lex_ctx_t ctx, /*LVL_ERROR*/ const char *msg, const Ts&... ts) {
+    return compile_error_(ctx, msg, formatNormalize(ts)...);
+}
+
 /* ir.c */
 /* TODO: cleanup */
-enum store_types {
+enum store_type {
     store_global,
     store_local,  /* local, assignable for now, should get promoted later */
     store_param,  /* parameters, they are locals with a fixed position */
@@ -636,7 +660,7 @@ enum {
 #define VMXF_TRACE   0x0001     /* trace: print statements before executing */
 #define VMXF_PROFILE 0x0002     /* profile: increment the profile counters */
 
-struct qc_program_t;
+typedef struct qc_program qc_program_t;
 typedef int (*prog_builtin_t)(qc_program_t *prog);
 
 struct qc_exec_stack_t {
@@ -645,18 +669,21 @@ struct qc_exec_stack_t {
     prog_section_function_t *function;
 };
 
-struct qc_program_t {
-    char *filename;
+struct qc_program {
+    qc_program() = delete;
+    qc_program(const char *name, uint16_t crc, size_t entfields);
+
+    std::string filename;
     std::vector<prog_section_statement_t> code;
     std::vector<prog_section_def_t> defs;
     std::vector<prog_section_def_t> fields;
     std::vector<prog_section_function_t> functions;
     std::vector<char> strings;
     std::vector<qcint_t> globals;
-    qcint_t *entitydata;
-    bool *entitypool;
+    std::vector<qcint_t> entitydata;
+    std::vector<bool> entitypool;
 
-    const char* *function_stack;
+    std::vector<const char*> function_stack;
 
     uint16_t crc16;
 
@@ -665,7 +692,7 @@ struct qc_program_t {
 
     qcint_t  vmerror;
 
-    size_t *profile;
+    std::vector<size_t> profile;
 
     prog_builtin_t *builtins;
     size_t          builtins_count;
@@ -675,8 +702,8 @@ struct qc_program_t {
     size_t entityfields;
     bool   allowworldwrites;
 
-    qcint_t         *localstack;
-    qc_exec_stack_t *stack;
+    std::vector<qcint_t> localstack;
+    std::vector<qc_exec_stack_t> stack;
     size_t statement;
 
     size_t xflags;
@@ -714,7 +741,6 @@ parser_t *parser_create(void);
 bool parser_compile_file(parser_t *parser, const char *);
 bool parser_compile_string(parser_t *parser, const char *, const char *, size_t);
 bool parser_finish(parser_t *parser, const char *);
-void parser_cleanup(parser_t *parser);
 
 /* ftepp.c */
 struct ftepp_t;