Expose ExecutionEngine::getTargetData() to c and ocaml bindings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48851 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 24 insertions, 2 deletions

diff --git a/bindings/ocaml/executionengine/Makefile b/bindings/ocaml/executionengine/Makefile
index 445e0ea401..40fb98e191 100644
--- a/bindings/ocaml/executionengine/Makefile
+++ b/bindings/ocaml/executionengine/Makefile
@@ -15,6 +15,6 @@ LEVEL := ../../..
 LIBRARYNAME := llvm_executionengine
 DONT_BUILD_RELINKED := 1
 UsedComponents := executionengine jit interpreter native
-UsedOcamlInterfaces := llvm
+UsedOcamlInterfaces := llvm llvm_target
 
 include ../Makefile.ocaml
diff --git a/bindings/ocaml/executionengine/llvm_executionengine.ml b/bindings/ocaml/executionengine/llvm_executionengine.ml
index a73fc1e4ba..4b9132df05 100644
--- a/bindings/ocaml/executionengine/llvm_executionengine.ml
+++ b/bindings/ocaml/executionengine/llvm_executionengine.ml
@@ -82,6 +82,9 @@ module ExecutionEngine = struct
     = "llvm_ee_run_function_as_main"
   external free_machine_code: Llvm.llvalue -> t -> unit
     = "llvm_ee_free_machine_code"
+
+  external target_data: t -> Llvm_target.TargetData.t
+    = "LLVMGetExecutionEngineTargetData"
   
   (* The following are not bound. Patches are welcome.
   
diff --git a/bindings/ocaml/executionengine/llvm_executionengine.mli b/bindings/ocaml/executionengine/llvm_executionengine.mli
index d3037fe856..9794f358ff 100644
--- a/bindings/ocaml/executionengine/llvm_executionengine.mli
+++ b/bindings/ocaml/executionengine/llvm_executionengine.mli
@@ -147,4 +147,8 @@ module ExecutionEngine: sig
   (** [free_machine_code f ee] releases the memory in the execution engine [ee]
       used to store the machine code for the function [f]. *)
   val free_machine_code: Llvm.llvalue -> t -> unit
+
+  (** [target_data ee] is the target data owned by the execution engine
+      [ee]. *)
+  val target_data: t -> Llvm_target.TargetData.t
 end
diff --git a/include/llvm-c/ExecutionEngine.h b/include/llvm-c/ExecutionEngine.h
index cfa6f521bf..b1d130c20f 100644
--- a/include/llvm-c/ExecutionEngine.h
+++ b/include/llvm-c/ExecutionEngine.h
@@ -20,6 +20,7 @@
 #define LLVM_C_EXECUTIONENGINE_H
 
 #include "llvm-c/Core.h"
+#include "llvm-c/Target.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -88,6 +89,8 @@ int LLVMRemoveModuleProvider(LLVMExecutionEngineRef EE,
 int LLVMFindFunction(LLVMExecutionEngineRef EE, const char *Name,
                      LLVMValueRef *OutFn);
 
+LLVMTargetDataRef LLVMGetExecutionEngineTargetData(LLVMExecutionEngineRef EE);
+
 #ifdef __cplusplus
 }
 
diff --git a/lib/ExecutionEngine/ExecutionEngineBindings.cpp b/lib/ExecutionEngine/ExecutionEngineBindings.cpp
index 20ee78044c..4dc0add069 100644
--- a/lib/ExecutionEngine/ExecutionEngineBindings.cpp
+++ b/lib/ExecutionEngine/ExecutionEngineBindings.cpp
@@ -187,3 +187,7 @@ int LLVMFindFunction(LLVMExecutionEngineRef EE, const char *Name,
   }
   return 1;
 }
+
+LLVMTargetDataRef LLVMGetExecutionEngineTargetData(LLVMExecutionEngineRef EE) {
+  return wrap(unwrap(EE)->getTargetData());
+}
diff --git a/test/Bindings/Ocaml/executionengine.ml b/test/Bindings/Ocaml/executionengine.ml
index a091098b5b..d238076a06 100644
--- a/test/Bindings/Ocaml/executionengine.ml
+++ b/test/Bindings/Ocaml/executionengine.ml
@@ -1,9 +1,10 @@
-(* RUN: %ocamlc -warn-error A llvm.cma llvm_executionengine.cma %s -o %t
+(* RUN: %ocamlc -warn-error A llvm.cma llvm_target.cma llvm_executionengine.cma %s -o %t
  * RUN: ./%t %t.bc
  *)
 
 open Llvm
 open Llvm_executionengine
+open Llvm_target
 
 (* Note that this takes a moment to link, so it's best to keep the number of
    individual tests low. *)
@@ -92,6 +93,13 @@ let test_executionengine () =
   
   (* run_static_dtors *)
   ExecutionEngine.run_static_dtors ee;
+
+  (* Show that the target data binding links and runs.*)
+  let td = ExecutionEngine.target_data ee in
+
+  (* Demonstrate that a garbage pointer wasn't returned. *)
+  let ty = intptr_type td in
+  if ty != i32_type && ty != i64_type then bomb "target_data did not work";
   
   (* dispose *)
   ExecutionEngine.dispose ee