From c8ac229cc8349685117f68bc6f1da04f98015cd6 Mon Sep 17 00:00:00 2001
From: Peter Zotov <whitequark@whitequark.org>
Date: Tue, 5 Nov 2013 11:56:20 +0000
Subject: [OCaml] (PR16318) Add missing argument to Llvm.const_intcast

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194065 91177308-0d34-0410-b5e6-96231b3b80d8
---
 bindings/ocaml/llvm/llvm.ml      |  3 ++-
 bindings/ocaml/llvm/llvm.mli     | 10 ++++++----
 bindings/ocaml/llvm/llvm_ocaml.c |  6 ++++++
 3 files changed, 14 insertions(+), 5 deletions(-)

(limited to 'bindings')

diff --git a/bindings/ocaml/llvm/llvm.ml b/bindings/ocaml/llvm/llvm.ml
index e5ffd59..1bf91f4 100644
--- a/bindings/ocaml/llvm/llvm.ml
+++ b/bindings/ocaml/llvm/llvm.ml
@@ -529,7 +529,8 @@ external const_trunc_or_bitcast : llvalue -> lltype -> llvalue
                               = "LLVMConstTruncOrBitCast"
 external const_pointercast : llvalue -> lltype -> llvalue
                            = "LLVMConstPointerCast"
-external const_intcast : llvalue -> lltype -> llvalue = "LLVMConstIntCast"
+external const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue
+                       = "llvm_const_intcast"
 external const_fpcast : llvalue -> lltype -> llvalue = "LLVMConstFPCast"
 external const_select : llvalue -> llvalue -> llvalue -> llvalue
                       = "LLVMConstSelect"
diff --git a/bindings/ocaml/llvm/llvm.mli b/bindings/ocaml/llvm/llvm.mli
index 8d08c0a..f70fd60 100644
--- a/bindings/ocaml/llvm/llvm.mli
+++ b/bindings/ocaml/llvm/llvm.mli
@@ -1118,10 +1118,12 @@ val const_trunc_or_bitcast : llvalue -> lltype -> llvalue
     See the method [llvm::ConstantExpr::getPointerCast]. *)
 val const_pointercast : llvalue -> lltype -> llvalue
 
-(** [const_intcast c ty] returns a constant zext, bitcast, or trunc for integer
-    -> integer casts of constant [c] to type [ty].
-    See the method [llvm::ConstantExpr::getIntCast]. *)
-val const_intcast : llvalue -> lltype -> llvalue
+(** [const_intcast c ty ~is_signed] returns a constant sext/zext, bitcast,
+    or trunc for integer -> integer casts of constant [c] to type [ty].
+    When converting a narrower value to a wider one, whether sext or zext
+    will be used is controlled by [is_signed].
+    See the method [llvm::ConstantExpr::getIntegerCast]. *)
+val const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue
 
 (** [const_fpcast c ty] returns a constant fpext, bitcast, or fptrunc for fp ->
     fp casts of constant [c] to type [ty].
diff --git a/bindings/ocaml/llvm/llvm_ocaml.c b/bindings/ocaml/llvm/llvm_ocaml.c
index 46c170b..e7ebde2 100644
--- a/bindings/ocaml/llvm/llvm_ocaml.c
+++ b/bindings/ocaml/llvm/llvm_ocaml.c
@@ -771,6 +771,12 @@ CAMLprim LLVMValueRef llvm_const_in_bounds_gep(LLVMValueRef ConstantVal,
                               Wosize_val(Indices));
 }
 
+/* llvalue -> lltype -> is_signed:bool -> llvalue */
+CAMLprim LLVMValueRef llvm_const_intcast(LLVMValueRef CV, LLVMTypeRef T,
+                                         value IsSigned) {
+  return LLVMConstIntCast(CV, T, Bool_val(IsSigned));
+}
+
 /* llvalue -> int array -> llvalue */
 CAMLprim LLVMValueRef llvm_const_extractvalue(LLVMValueRef Aggregate,
                                               value Indices) {
-- 
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