diff options
Diffstat (limited to 'gcc/rust/backend/rust-builtins.h')
| -rw-r--r-- | gcc/rust/backend/rust-builtins.h | 118 |
1 files changed, 107 insertions, 11 deletions
diff --git a/gcc/rust/backend/rust-builtins.h b/gcc/rust/backend/rust-builtins.h index c282510..5052eda 100644 --- a/gcc/rust/backend/rust-builtins.h +++ b/gcc/rust/backend/rust-builtins.h @@ -21,6 +21,7 @@ #include "rust-tree.h" #include "langhooks.h" #include "tree.h" +#include "selftest.h" namespace Rust { namespace Compile { @@ -75,6 +76,7 @@ namespace Compile { // _ => return None, // }; // Some(cx.get_intrinsic(&llvm_name)) + class BuiltinsContext { public: @@ -83,6 +85,110 @@ public: bool lookup_simple_builtin (const std::string &name, tree *builtin); private: + enum Type + { +#define DEF_PRIMITIVE_TYPE(NAME, V) NAME, +#define DEF_FUNCTION_TYPE_0(NAME, R) NAME, +#define DEF_FUNCTION_TYPE_1(NAME, R, A1) NAME, +#define DEF_FUNCTION_TYPE_2(NAME, R, A1, A2) NAME, +#define DEF_FUNCTION_TYPE_3(NAME, R, A1, A2, A3) NAME, +#define DEF_FUNCTION_TYPE_4(NAME, R, A1, A2, A3, A4) NAME, +#define DEF_FUNCTION_TYPE_5(NAME, R, A1, A2, A3, A4, A5) NAME, +#define DEF_FUNCTION_TYPE_6(NAME, R, A1, A2, A3, A4, A5, A6) NAME, +#define DEF_FUNCTION_TYPE_7(NAME, R, A1, A2, A3, A4, A5, A6, A7) NAME, +#define DEF_FUNCTION_TYPE_8(NAME, R, A1, A2, A3, A4, A5, A6, A7, A8) NAME, +#define DEF_FUNCTION_TYPE_9(NAME, R, A1, A2, A3, A4, A5, A6, A7, A8, A9) NAME, +#define DEF_FUNCTION_TYPE_10(NAME, R, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10) \ + NAME, +#define DEF_FUNCTION_TYPE_11(NAME, R, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, \ + A11) \ + NAME, +#define DEF_FUNCTION_TYPE_VAR_0(NAME, R) NAME, +#define DEF_FUNCTION_TYPE_VAR_1(NAME, R, A1) NAME, +#define DEF_FUNCTION_TYPE_VAR_2(NAME, R, A1, A2) NAME, +#define DEF_FUNCTION_TYPE_VAR_3(NAME, R, A1, A2, A3) NAME, +#define DEF_FUNCTION_TYPE_VAR_4(NAME, R, A1, A2, A3, A4) NAME, +#define DEF_FUNCTION_TYPE_VAR_5(NAME, R, A1, A2, A3, A4, A5) NAME, +#define DEF_FUNCTION_TYPE_VAR_6(NAME, R, A1, A2, A3, A4, A5, A6) NAME, +#define DEF_FUNCTION_TYPE_VAR_7(NAME, R, A1, A2, A3, A4, A5, A6, A7) NAME, +#define DEF_FUNCTION_TYPE_VAR_11(NAME, R, A1, A2, A3, A4, A5, A6, A7, A8, A9, \ + A10, A11) \ + NAME, +#define DEF_POINTER_TYPE(NAME, TYPE) NAME, + +#include "builtin-types.def" + +#undef DEF_PRIMITIVE_TYPE +#undef DEF_FUNCTION_TYPE_0 +#undef DEF_FUNCTION_TYPE_1 +#undef DEF_FUNCTION_TYPE_2 +#undef DEF_FUNCTION_TYPE_3 +#undef DEF_FUNCTION_TYPE_4 +#undef DEF_FUNCTION_TYPE_5 +#undef DEF_FUNCTION_TYPE_6 +#undef DEF_FUNCTION_TYPE_7 +#undef DEF_FUNCTION_TYPE_8 +#undef DEF_FUNCTION_TYPE_9 +#undef DEF_FUNCTION_TYPE_10 +#undef DEF_FUNCTION_TYPE_11 +#undef DEF_FUNCTION_TYPE_VAR_0 +#undef DEF_FUNCTION_TYPE_VAR_1 +#undef DEF_FUNCTION_TYPE_VAR_2 +#undef DEF_FUNCTION_TYPE_VAR_3 +#undef DEF_FUNCTION_TYPE_VAR_4 +#undef DEF_FUNCTION_TYPE_VAR_5 +#undef DEF_FUNCTION_TYPE_VAR_6 +#undef DEF_FUNCTION_TYPE_VAR_7 +#undef DEF_FUNCTION_TYPE_VAR_11 +#undef DEF_POINTER_TYPE + + BT_LAST, + }; + + enum Attr + { +#define DEF_ATTR_NULL_TREE(ENUM) ENUM, +#define DEF_ATTR_INT(ENUM, VALUE) ENUM, +#define DEF_ATTR_STRING(ENUM, VALUE) ENUM, +#define DEF_ATTR_IDENT(ENUM, STRING) ENUM, +#define DEF_ATTR_TREE_LIST(ENUM, PURPOSE, VALUE, CHAIN) ENUM, + +#include "builtin-attrs.def" + +#undef DEF_ATTR_NULL_TREE +#undef DEF_ATTR_INT +#undef DEF_ATTR_STRING +#undef DEF_ATTR_IDENT +#undef DEF_ATTR_TREE_LIST + + ATTR_LAST, + }; + + /** + * All builtin types, as defined in `builtin-types.def` + * + * This array is filled by the `define_builtin_types` method, during the first + * initialization of the `BuiltinsContext` + */ + tree builtin_types[Type::BT_LAST + 1]; + + /** + * Similarly, this array contains all builtin attributes, as defined in + * `builtin-attr.def` + * + * This array is filled by the `define_builtin_attributes` method, during the + * first initialization of the `BuiltinsContext` + */ + tree builtin_attributes[Attr::ATTR_LAST + 1]; + + void define_function_type (Type def, Type ret, bool is_variadic, size_t n, + ...); + void define_builtin_types (); + void define_builtin_attributes (); + void define_builtins (); + + void register_rust_mappings (); + BuiltinsContext (); void setup_overflow_fns (); @@ -91,20 +197,10 @@ private: void setup (); - // Define a builtin function. BCODE is the builtin function code - // defined by builtins.def. NAME is the name of the builtin function. - // LIBNAME is the name of the corresponding library function, and is - // NULL if there isn't one. FNTYPE is the type of the function. - // CONST_P is true if the function has the const attribute. - // NORETURN_P is true if the function has the noreturn attribute. - void define_builtin (const std::string rust_name, built_in_function bcode, - const char *name, const char *libname, tree fntype, - int flags); - bool lookup_gcc_builtin (const std::string &name, tree *builtin); // A mapping of the GCC built-ins exposed to GCC Rust. - std::map<std::string, tree> builtin_functions_; + std::map<std::string, tree> builtin_functions; std::map<std::string, std::string> rust_intrinsic_to_gcc_builtin; }; |