diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 71 |
1 files changed, 63 insertions, 8 deletions
diff --git a/gcc/tree.h b/gcc/tree.h index dd54f4d2af5..b910c5cb475 100644 --- a/gcc/tree.h +++ b/gcc/tree.h @@ -2518,10 +2518,10 @@ extern machine_mode vector_type_mode (const_tree); (DECL_COMMON_CHECK (NODE)->decl_common.mode = (MODE)) /* For FUNCTION_DECL, if it is built-in, this identifies which built-in - operation it is. Note, however, that this field is overloaded, with - DECL_BUILT_IN_CLASS as the discriminant, so the latter must always be - checked before any access to the former. */ -#define DECL_FUNCTION_CODE(NODE) \ + operation it is. This is only intended for low-level accesses; + normally DECL_FUNCTION_CODE, DECL_FE_FUNCTION_CODE or DECL_MD_FUNCTION + should be used instead. */ +#define DECL_UNCHECKED_FUNCTION_CODE(NODE) \ (FUNCTION_DECL_CHECK (NODE)->function_decl.function_code) /* Test if FCODE is a function code for an alloca operation. */ @@ -3143,10 +3143,9 @@ extern vec<tree, va_gc> **decl_debug_args_insert (tree); #define DECL_STRUCT_FUNCTION(NODE) \ (FUNCTION_DECL_CHECK (NODE)->function_decl.f) - /* For a builtin function, identify which part of the compiler defined it. */ #define DECL_BUILT_IN_CLASS(NODE) \ - (FUNCTION_DECL_CHECK (NODE)->function_decl.built_in_class) + ((built_in_class) FUNCTION_DECL_CHECK (NODE)->function_decl.built_in_class) /* In FUNCTION_DECL, a chain of ..._DECL nodes. */ #define DECL_ARGUMENTS(NODE) \ @@ -3885,6 +3884,61 @@ valid_vector_subparts_p (poly_uint64 subparts) return true; } +/* Return the built-in function that DECL represents, given that it is known + to be a FUNCTION_DECL with built-in class BUILT_IN_NORMAL. */ +inline built_in_function +DECL_FUNCTION_CODE (const_tree decl) +{ + const tree_function_decl &fndecl = FUNCTION_DECL_CHECK (decl)->function_decl; + gcc_checking_assert (fndecl.built_in_class == BUILT_IN_NORMAL); + return (built_in_function) fndecl.function_code; +} + +/* Return the target-specific built-in function that DECL represents, + given that it is known to be a FUNCTION_DECL with built-in class + BUILT_IN_MD. */ +inline int +DECL_MD_FUNCTION_CODE (const_tree decl) +{ + const tree_function_decl &fndecl = FUNCTION_DECL_CHECK (decl)->function_decl; + gcc_checking_assert (fndecl.built_in_class == BUILT_IN_MD); + return fndecl.function_code; +} + +/* Return the frontend-specific built-in function that DECL represents, + given that it is known to be a FUNCTION_DECL with built-in class + BUILT_IN_FRONTEND. */ +inline int +DECL_FE_FUNCTION_CODE (const_tree decl) +{ + const tree_function_decl &fndecl = FUNCTION_DECL_CHECK (decl)->function_decl; + gcc_checking_assert (fndecl.built_in_class == BUILT_IN_FRONTEND); + return fndecl.function_code; +} + +/* Record that FUNCTION_DECL DECL represents built-in function FCODE of + class FCLASS. */ +inline void +set_decl_built_in_function (tree decl, built_in_class fclass, + unsigned int fcode) +{ + tree_function_decl &fndecl = FUNCTION_DECL_CHECK (decl)->function_decl; + fndecl.built_in_class = fclass; + fndecl.function_code = fcode; +} + +/* Record that FUNCTION_DECL NEWDECL represents the same built-in function + as OLDDECL (or none, if OLDDECL doesn't represent a built-in function). */ +inline void +copy_decl_built_in_function (tree newdecl, const_tree olddecl) +{ + tree_function_decl &newfndecl = FUNCTION_DECL_CHECK (newdecl)->function_decl; + const tree_function_decl &oldfndecl + = FUNCTION_DECL_CHECK (olddecl)->function_decl; + newfndecl.built_in_class = oldfndecl.built_in_class; + newfndecl.function_code = oldfndecl.function_code; +} + /* In NON_LVALUE_EXPR and VIEW_CONVERT_EXPR, set when this node is merely a wrapper added to express a location_t on behalf of the node's child (e.g. by maybe_wrap_with_location). */ @@ -6077,9 +6131,10 @@ fndecl_built_in_p (const_tree node, built_in_class klass) of class KLASS with name equal to NAME. */ inline bool -fndecl_built_in_p (const_tree node, int name, built_in_class klass) +fndecl_built_in_p (const_tree node, unsigned int name, built_in_class klass) { - return (fndecl_built_in_p (node, klass) && DECL_FUNCTION_CODE (node) == name); + return (fndecl_built_in_p (node, klass) + && DECL_UNCHECKED_FUNCTION_CODE (node) == name); } /* Return true if a FUNCTION_DECL NODE is a GCC built-in function |