@@ -156,6 +156,7 @@ GRS_OBJS = \
rust/rust-imports.o \
rust/rust-import-archive.o \
rust/rust-extern-crate.o \
+ rust/rust-builtins.o \
$(END)
# removed object files from here
new file mode 100644
@@ -0,0 +1,143 @@
+// This file is part of GCC.
+
+// GCC is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 3, or (at your option) any later
+// version.
+
+// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+// for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with GCC; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include "rust-builtins.h"
+
+namespace Rust {
+namespace Compile {
+
+static const int builtin_const = 1 << 0;
+static const int builtin_noreturn = 1 << 1;
+static const int builtin_novops = 1 << 2;
+
+BuiltinsContext &
+BuiltinsContext::get ()
+{
+ static BuiltinsContext instance;
+ return instance;
+}
+
+bool
+BuiltinsContext::lookup_simple_builtin (const std::string &name, tree *builtin)
+{
+ auto it = rust_intrinsic_to_gcc_builtin.find (name);
+ if (it == rust_intrinsic_to_gcc_builtin.end ())
+ return false;
+
+ return lookup_gcc_builtin (it->second, builtin);
+}
+
+BuiltinsContext::BuiltinsContext () { setup (); }
+
+void
+BuiltinsContext::setup_overflow_fns ()
+{
+ tree overflow_type
+ = build_varargs_function_type_list (boolean_type_node, NULL_TREE);
+
+ define_builtin ("add_overflow", BUILT_IN_ADD_OVERFLOW,
+ "__builtin_add_overflow", "add_overflow", overflow_type, 0);
+ define_builtin ("sub_overflow", BUILT_IN_SUB_OVERFLOW,
+ "__builtin_sub_overflow", "sub_overflow", overflow_type, 0);
+ define_builtin ("mul_overflow", BUILT_IN_MUL_OVERFLOW,
+ "__builtin_mul_overflow", "mul_overflow", overflow_type, 0);
+}
+
+void
+BuiltinsContext::setup_math_fns ()
+{
+ tree math_function_type_f32
+ = build_function_type_list (float_type_node, float_type_node, NULL_TREE);
+
+ define_builtin ("sinf32", BUILT_IN_SINF, "__builtin_sinf", "sinf",
+ math_function_type_f32, builtin_const);
+ define_builtin ("sqrtf32", BUILT_IN_SQRTF, "__builtin_sqrtf", "sqrtf",
+ math_function_type_f32, builtin_const);
+}
+
+void
+BuiltinsContext::setup ()
+{
+ setup_math_fns ();
+ setup_overflow_fns ();
+
+ define_builtin ("unreachable", BUILT_IN_UNREACHABLE, "__builtin_unreachable",
+ NULL, build_function_type (void_type_node, void_list_node),
+ builtin_const | builtin_noreturn);
+
+ define_builtin ("abort", BUILT_IN_ABORT, "__builtin_abort", "abort",
+ build_function_type (void_type_node, void_list_node),
+ builtin_const | builtin_noreturn);
+
+ define_builtin ("breakpoint", BUILT_IN_TRAP, "__builtin_trap", "breakpoint",
+ build_function_type (void_type_node, void_list_node),
+ builtin_const | builtin_noreturn);
+
+ define_builtin ("memcpy", BUILT_IN_MEMCPY, "__builtin_memcpy", "memcpy",
+ build_function_type_list (build_pointer_type (void_type_node),
+ build_pointer_type (void_type_node),
+ build_pointer_type (void_type_node),
+ size_type_node, NULL_TREE),
+ 0);
+}
+
+static void
+handle_flags (tree decl, int flags)
+{
+ if (flags & builtin_const)
+ TREE_READONLY (decl) = 1;
+ if (flags & builtin_noreturn)
+ TREE_READONLY (decl) = 1;
+ if (flags & builtin_novops)
+ DECL_IS_NOVOPS (decl) = 1;
+}
+
+void
+BuiltinsContext::define_builtin (const std::string rust_name,
+ built_in_function bcode, const char *name,
+ const char *libname, tree fntype, int flags)
+{
+ tree decl = add_builtin_function (name, fntype, bcode, BUILT_IN_NORMAL,
+ libname, NULL_TREE);
+ handle_flags (decl, flags);
+ set_builtin_decl (bcode, decl, true);
+
+ this->builtin_functions_[name] = decl;
+ if (libname != NULL)
+ {
+ decl = add_builtin_function (libname, fntype, bcode, BUILT_IN_NORMAL,
+ NULL, NULL_TREE);
+ handle_flags (decl, flags);
+
+ this->builtin_functions_[libname] = decl;
+ }
+
+ rust_intrinsic_to_gcc_builtin[rust_name] = name;
+}
+
+bool
+BuiltinsContext::lookup_gcc_builtin (const std::string &name, tree *builtin)
+{
+ auto it = builtin_functions_.find (name);
+ if (it == builtin_functions_.end ())
+ return false;
+
+ *builtin = it->second;
+ return true;
+}
+
+} // namespace Compile
+} // namespace Rust
@@ -78,88 +78,18 @@ namespace Compile {
class BuiltinsContext
{
public:
- static BuiltinsContext &get ()
- {
- static BuiltinsContext instance;
- return instance;
- }
+ static BuiltinsContext &get ();
- bool lookup_simple_builtin (const std::string &name, tree *builtin)
- {
- auto it = rust_intrinsic_to_gcc_builtin.find (name);
- if (it == rust_intrinsic_to_gcc_builtin.end ())
- return false;
-
- return lookup_gcc_builtin (it->second, builtin);
- }
+ bool lookup_simple_builtin (const std::string &name, tree *builtin);
private:
- static const int builtin_const = 1 << 0;
- static const int builtin_noreturn = 1 << 1;
- static const int builtin_novops = 1 << 2;
-
- BuiltinsContext () { setup (); }
-
- void setup_overflow_fns ()
- {
- tree overflow_type
- = build_varargs_function_type_list (boolean_type_node, NULL_TREE);
-
- define_builtin ("add_overflow", BUILT_IN_ADD_OVERFLOW,
- "__builtin_add_overflow", "add_overflow", overflow_type, 0);
- define_builtin ("sub_overflow", BUILT_IN_SUB_OVERFLOW,
- "__builtin_sub_overflow", "sub_overflow", overflow_type, 0);
- define_builtin ("mul_overflow", BUILT_IN_MUL_OVERFLOW,
- "__builtin_mul_overflow", "mul_overflow", overflow_type, 0);
- }
-
- void setup_math_fns ()
- {
- tree math_function_type_f32
- = build_function_type_list (float_type_node, float_type_node, NULL_TREE);
-
- define_builtin ("sinf32", BUILT_IN_SINF, "__builtin_sinf", "sinf",
- math_function_type_f32, builtin_const);
- define_builtin ("sqrtf32", BUILT_IN_SQRTF, "__builtin_sqrtf", "sqrtf",
- math_function_type_f32, builtin_const);
- }
-
- void setup ()
- {
- setup_math_fns ();
- setup_overflow_fns ();
-
- define_builtin ("unreachable", BUILT_IN_UNREACHABLE,
- "__builtin_unreachable", NULL,
- build_function_type (void_type_node, void_list_node),
- builtin_const | builtin_noreturn);
-
- define_builtin ("abort", BUILT_IN_ABORT, "__builtin_abort", "abort",
- build_function_type (void_type_node, void_list_node),
- builtin_const | builtin_noreturn);
-
- define_builtin ("breakpoint", BUILT_IN_TRAP, "__builtin_trap", "breakpoint",
- build_function_type (void_type_node, void_list_node),
- builtin_const | builtin_noreturn);
-
- define_builtin (
- "memcpy", BUILT_IN_MEMCPY, "__builtin_memcpy", "memcpy",
- build_function_type_list (build_pointer_type (void_type_node),
- build_pointer_type (void_type_node),
- build_pointer_type (void_type_node),
- size_type_node, NULL_TREE),
- 0);
- }
-
- static void handle_flags (tree decl, int flags)
- {
- if (flags & builtin_const)
- TREE_READONLY (decl) = 1;
- if (flags & builtin_noreturn)
- TREE_READONLY (decl) = 1;
- if (flags & builtin_novops)
- DECL_IS_NOVOPS (decl) = 1;
- }
+ BuiltinsContext ();
+
+ void setup_overflow_fns ();
+
+ void setup_math_fns ();
+
+ void setup ();
// Define a builtin function. BCODE is the builtin function code
// defined by builtins.def. NAME is the name of the builtin function.
@@ -169,35 +99,9 @@ private:
// 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)
- {
- tree decl = add_builtin_function (name, fntype, bcode, BUILT_IN_NORMAL,
- libname, NULL_TREE);
- handle_flags (decl, flags);
- set_builtin_decl (bcode, decl, true);
-
- this->builtin_functions_[name] = decl;
- if (libname != NULL)
- {
- decl = add_builtin_function (libname, fntype, bcode, BUILT_IN_NORMAL,
- NULL, NULL_TREE);
- handle_flags (decl, flags);
-
- this->builtin_functions_[libname] = decl;
- }
-
- rust_intrinsic_to_gcc_builtin[rust_name] = name;
- }
-
- bool lookup_gcc_builtin (const std::string &name, tree *builtin)
- {
- auto it = builtin_functions_.find (name);
- if (it == builtin_functions_.end ())
- return false;
-
- *builtin = it->second;
- return true;
- }
+ 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_;