GNU_AK_CONSTRUCTOR,
GNU_AK_DESTRUCTOR,
GNU_AK_NOTHROW,
+ GNU_AK_TRANSPARENT_UNION,
+ GNU_AK_COMMON,
+ GNU_AK_NOCOMMON,
+ GNU_AK_PACKED,
+ GNU_AK_SHARED,
+ GNU_AK_USED,
+ GNU_AK_UNUSED,
+ GNU_AK_NO_INSTRUMENT_FUNCTION,
+ GNU_AK_WARN_UNUSED_RESULT,
+ GNU_AK_LONGCALL,
+ GNU_AK_SHORTCALL,
+ GNU_AK_LONG_CALL,
+ GNU_AK_SHORT_CALL,
+ GNU_AK_FUNCTION_VECTOR,
+ GNU_AK_INTERRUPT,
+ GNU_AK_INTERRUPT_HANDLER,
+ GNU_AK_NEAR,
+ GNU_AK_FAR,
+ GNU_AK_SIGNAL,
+ GNU_AK_EIGTHBIT_DATA,
+ GNU_AK_TINY_DATA,
+ GNU_AK_SAVEALL,
GNU_AK_ALIGNED,
GNU_AK_ALIAS,
GNU_AK_SECTION,
GNU_AK_FORMAT_ARG,
GNU_AK_WEAKREF,
GNU_AK_NONNULL,
+ GNU_AK_TLS_MODEL,
+ GNU_AK_VISIBILITY,
+ GNU_AK_REGPARM,
+ GNU_AK_MODEL,
+ GNU_AK_TRAP_EXIT,
+ GNU_AK_SP_SWITCH,
GNU_AK_LAST
} gnu_attribute_kind_t;
static const char *gnu_attribute_names[GNU_AK_LAST] = {
- [GNU_AK_CONST] = "const",
- [GNU_AK_VOLATILE] = "volatile",
- [GNU_AK_CDECL] = "cdecl",
- [GNU_AK_STDCALL] = "stdcall",
- [GNU_AK_FASTCALL] = "fastcall",
- [GNU_AK_DEPRECATED] = "deprecated",
- [GNU_AK_NOINLINE] = "noinline",
- [GNU_AK_NORETURN] = "noreturn",
- [GNU_AK_NAKED] = "naked",
- [GNU_AK_PURE] = "pure",
- [GNU_AK_ALWAYS_INLINE] = "always_inline",
- [GNU_AK_MALLOC] = "malloc",
- [GNU_AK_WEAK] = "weak",
- [GNU_AK_CONSTRUCTOR] = "constructor",
- [GNU_AK_DESTRUCTOR] = "destructor",
- [GNU_AK_NOTHROW] = "nothrow",
- [GNU_AK_ALIGNED] = "aligned",
- [GNU_AK_ALIAS] = "alias",
- [GNU_AK_SECTION] = "section",
- [GNU_AK_FORMAT] = "format",
- [GNU_AK_FORMAT_ARG] = "format_arg",
- [GNU_AK_WEAKREF] = "weakref",
- [GNU_AK_NONNULL] = "nonnull"
+ [GNU_AK_CONST] = "const",
+ [GNU_AK_VOLATILE] = "volatile",
+ [GNU_AK_CDECL] = "cdecl",
+ [GNU_AK_STDCALL] = "stdcall",
+ [GNU_AK_FASTCALL] = "fastcall",
+ [GNU_AK_DEPRECATED] = "deprecated",
+ [GNU_AK_NOINLINE] = "noinline",
+ [GNU_AK_NORETURN] = "noreturn",
+ [GNU_AK_NAKED] = "naked",
+ [GNU_AK_PURE] = "pure",
+ [GNU_AK_ALWAYS_INLINE] = "always_inline",
+ [GNU_AK_MALLOC] = "malloc",
+ [GNU_AK_WEAK] = "weak",
+ [GNU_AK_CONSTRUCTOR] = "constructor",
+ [GNU_AK_DESTRUCTOR] = "destructor",
+ [GNU_AK_NOTHROW] = "nothrow",
+ [GNU_AK_TRANSPARENT_UNION] = "transparent_union",
+ [GNU_AK_COMMON] = "coommon",
+ [GNU_AK_NOCOMMON] = "nocommon",
+ [GNU_AK_PACKED] = "packed",
+ [GNU_AK_SHARED] = "shared",
+ [GNU_AK_USED] = "used",
+ [GNU_AK_UNUSED] = "unused",
+ [GNU_AK_NO_INSTRUMENT_FUNCTION] = "no_instrument_function",
+ [GNU_AK_WARN_UNUSED_RESULT] = "warn_unused_result",
+ [GNU_AK_LONGCALL] = "longcall",
+ [GNU_AK_SHORTCALL] = "shortcall",
+ [GNU_AK_LONG_CALL] = "long_call",
+ [GNU_AK_SHORT_CALL] = "short_call",
+ [GNU_AK_FUNCTION_VECTOR] = "function_vector",
+ [GNU_AK_INTERRUPT] = "interrupt",
+ [GNU_AK_INTERRUPT_HANDLER] = "interrupt_handler",
+ [GNU_AK_NEAR] = "near",
+ [GNU_AK_FAR] = "far",
+ [GNU_AK_SIGNAL] = "signal",
+ [GNU_AK_EIGTHBIT_DATA] = "eightbit_data",
+ [GNU_AK_TINY_DATA] = "tiny_data",
+ [GNU_AK_SAVEALL] = "saveall",
+ [GNU_AK_ALIGNED] = "aligned",
+ [GNU_AK_ALIAS] = "alias",
+ [GNU_AK_SECTION] = "section",
+ [GNU_AK_FORMAT] = "format",
+ [GNU_AK_FORMAT_ARG] = "format_arg",
+ [GNU_AK_WEAKREF] = "weakref",
+ [GNU_AK_NONNULL] = "nonnull",
+ [GNU_AK_TLS_MODEL] = "tls_model",
+ [GNU_AK_VISIBILITY] = "visibility",
+ [GNU_AK_REGPARM] = "regparm",
+ [GNU_AK_MODEL] = "model",
+ [GNU_AK_TRAP_EXIT] = "trap_exit",
+ [GNU_AK_SP_SWITCH] = "sp_switch"
};
/**
return string;
}
+/**
+ * parse one tls model.
+ */
+static int parse_gnu_attribute_tls_model_arg(void) {
+ static const char *tls_models[] = {
+ "global-dynamic",
+ "local-dynamic",
+ "initial-exec",
+ "local-exec"
+ };
+ string_t string = parse_gnu_attribute_string_arg();
+ if(string.begin != NULL) {
+ for(int i = 0; i < 4; ++i) {
+ if(strcmp(tls_models[i], string.begin) == 0)
+ return i;
+ }
+ }
+ errorf(HERE, "'%s' is an unrecognized tls model", string.begin);
+ return -1;
+}
+
+/**
+ * parse one tls model.
+ */
+static int parse_gnu_attribute_visibility_arg(void) {
+ static const char *visibilities[] = {
+ "default",
+ "protected",
+ "hidden",
+ "internal"
+ };
+ string_t string = parse_gnu_attribute_string_arg();
+ if(string.begin != NULL) {
+ for(int i = 0; i < 4; ++i) {
+ if(strcmp(visibilities[i], string.begin) == 0)
+ return i;
+ }
+ }
+ errorf(HERE, "'%s' is an unrecognized visibility", string.begin);
+ return -1;
+}
+
+/**
+ * parse one (code) model.
+ */
+static int parse_gnu_attribute_model_arg(void) {
+ static const char *visibilities[] = {
+ "small",
+ "medium",
+ "large"
+ };
+ string_t string = parse_gnu_attribute_string_arg();
+ if(string.begin != NULL) {
+ for(int i = 0; i < 3; ++i) {
+ if(strcmp(visibilities[i], string.begin) == 0)
+ return i;
+ }
+ }
+ errorf(HERE, "'%s' is an unrecognized model", string.begin);
+ return -1;
+}
+
+/**
+ * parse one interrupt argument.
+ */
+static int parse_gnu_attribute_interrupt_arg(void) {
+ static const char *interrupts[] = {
+ "IRQ",
+ "FIQ",
+ "SWI",
+ "ABORT",
+ "UNDEF"
+ };
+ string_t string = parse_gnu_attribute_string_arg();
+ if(string.begin != NULL) {
+ for(int i = 0; i < 5; ++i) {
+ if(strcmp(interrupts[i], string.begin) == 0)
+ return i;
+ }
+ }
+ errorf(HERE, "'%s' is an interrupt", string.begin);
+ return -1;
+}
+
/**
* parse ( identifier, const expression, const expression )
*/
* constructor
* destructor
* nothrow
+ * transparent_union
+ * common
+ * nocommon
+ * packed
+ * shared
+ * used
+ * unused
+ * no_instrument_function
+ * warn_unused_result
+ * longcall
+ * shortcall
+ * long_call
+ * short_call
+ * function_vector
+ * interrupt_handler
+ * near
+ * far
+ * signal
+ * eightbit_data
+ * tiny_data
+ * saveall
*
* The following attributes are parsed with arguments
* aligned( const expression )
* section( string literal )
* format( identifier, const expression, const expression )
* format_arg( const expression )
+ * tls_model( string literal )
+ * visibility( string literal )
+ * regparm( const expression )
+ * model( string leteral )
+ * trap_exit( const expression )
+ * sp_switch( string literal )
*
* The following attributes might have arguments
* weak_ref( string literal )
* non_null( const expression // ',' )
+ * interrupt( string literal )
*/
static void parse_gnu_attribute(void)
{
case GNU_AK_CONSTRUCTOR:
case GNU_AK_DESTRUCTOR:
case GNU_AK_NOTHROW:
+ case GNU_AK_TRANSPARENT_UNION:
+ case GNU_AK_COMMON:
+ case GNU_AK_NOCOMMON:
+ case GNU_AK_PACKED:
+ case GNU_AK_SHARED:
+ case GNU_AK_USED:
+ case GNU_AK_UNUSED:
+ case GNU_AK_NO_INSTRUMENT_FUNCTION:
+ case GNU_AK_WARN_UNUSED_RESULT:
+ case GNU_AK_LONGCALL:
+ case GNU_AK_SHORTCALL:
+ case GNU_AK_LONG_CALL:
+ case GNU_AK_SHORT_CALL:
+ case GNU_AK_FUNCTION_VECTOR:
+ case GNU_AK_INTERRUPT_HANDLER:
+ case GNU_AK_NEAR:
+ case GNU_AK_FAR:
+ case GNU_AK_SIGNAL:
+ case GNU_AK_EIGTHBIT_DATA:
+ case GNU_AK_TINY_DATA:
+ case GNU_AK_SAVEALL:
if(have_args) {
/* should have no arguments */
errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
case GNU_AK_ALIGNED:
case GNU_AK_FORMAT_ARG:
+ case GNU_AK_REGPARM:
+ case GNU_AK_TRAP_EXIT:
if(!have_args) {
/* should have arguments */
errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
break;
case GNU_AK_ALIAS:
case GNU_AK_SECTION:
+ case GNU_AK_SP_SWITCH:
if(!have_args) {
/* should have arguments */
errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
case GNU_AK_NONNULL:
if(have_args)
parse_gnu_attribute_const_arg_list();
+ break;
+ case GNU_AK_TLS_MODEL:
+ if(!have_args) {
+ /* should have arguments */
+ errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
+ } else
+ parse_gnu_attribute_tls_model_arg();
+ break;
+ case GNU_AK_VISIBILITY:
+ if(!have_args) {
+ /* should have arguments */
+ errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
+ } else
+ parse_gnu_attribute_visibility_arg();
+ break;
+ case GNU_AK_MODEL:
+ if(!have_args) {
+ /* should have arguments */
+ errorf(HERE, "wrong number of arguments specified for '%s' attribute", name);
+ } else
+ parse_gnu_attribute_model_arg();
+ case GNU_AK_INTERRUPT:
+ /* may have one string argument */
+ if(have_args)
+ parse_gnu_attribute_interrupt_arg();
+ break;
case GNU_AK_LAST:
/* already handled */
break;
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