Add a way to look up a type by it's name in a module.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97379 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Erick Tryzelaar 2010-02-28 09:46:21 +00:00
parent 68bab9833d
commit d80ce75687
4 changed files with 27 additions and 0 deletions

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@ -165,6 +165,8 @@ external define_type_name : string -> lltype -> llmodule -> bool
= "llvm_add_type_name" = "llvm_add_type_name"
external delete_type_name : string -> llmodule -> unit external delete_type_name : string -> llmodule -> unit
= "llvm_delete_type_name" = "llvm_delete_type_name"
external type_by_name : llmodule -> string -> lltype option
= "llvm_type_by_name"
external dump_module : llmodule -> unit = "llvm_dump_module" external dump_module : llmodule -> unit = "llvm_dump_module"
(*===-- Types -------------------------------------------------------------===*) (*===-- Types -------------------------------------------------------------===*)

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@ -274,6 +274,11 @@ external define_type_name : string -> lltype -> llmodule -> bool
external delete_type_name : string -> llmodule -> unit external delete_type_name : string -> llmodule -> unit
= "llvm_delete_type_name" = "llvm_delete_type_name"
(** [type_by_name m n] returns the type in the module [m] named [n], or [None]
if it does not exist. See the method [llvm::Module::getTypeByName]. *)
external type_by_name : llmodule -> string -> lltype option
= "llvm_type_by_name"
(** [dump_module m] prints the .ll representation of the module [m] to standard (** [dump_module m] prints the .ll representation of the module [m] to standard
error. See the method [llvm::Module::dump]. *) error. See the method [llvm::Module::dump]. *)
external dump_module : llmodule -> unit = "llvm_dump_module" external dump_module : llmodule -> unit = "llvm_dump_module"

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@ -164,6 +164,18 @@ CAMLprim value llvm_delete_type_name(value Name, LLVMModuleRef M) {
return Val_unit; return Val_unit;
} }
/* llmodule -> string -> lltype option */
CAMLprim value llvm_type_by_name(LLVMModuleRef M, value Name) {
CAMLparam1(Name);
LLVMTypeRef T;
if ((T = LLVMGetTypeByName(M, String_val(Name)))) {
value Option = alloc(1, 0);
Field(Option, 0) = (value) T;
CAMLreturn(Option);
}
CAMLreturn(Val_int(0));
}
/* llmodule -> unit */ /* llmodule -> unit */
CAMLprim value llvm_dump_module(LLVMModuleRef M) { CAMLprim value llvm_dump_module(LLVMModuleRef M) {
LLVMDumpModule(M); LLVMDumpModule(M);

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@ -185,6 +185,14 @@ let test_types () =
let ty = opaque_type context in let ty = opaque_type context in
insist (define_type_name "delete_type" ty m); insist (define_type_name "delete_type" ty m);
delete_type_name "delete_type" m; delete_type_name "delete_type" m;
(* RUN: grep {type_name.*opaque} < %t.ll
*)
group "type_name"; begin
let ty = opaque_type context in
insist (define_type_name "type_name" ty m);
insist ((type_by_name m "type_name") = Some ty)
end;
(* RUN: grep -v {recursive_type.*recursive_type} < %t.ll (* RUN: grep -v {recursive_type.*recursive_type} < %t.ll
*) *)