Vendor import of llvm r114020 (from the release_28 branch):vendor/llvm/llvm-r114020

http://llvm.org/svn/llvm-project/llvm/branches/release_28@114020

Approved by:	rpaulo (mentor)

4 files changed, 43 insertions, 63 deletions

diff --git a/bindings/ada/llvm/llvm.ads b/bindings/ada/llvm/llvm.ads
index ce74e670a685..20fc940f8c24 100644
--- a/bindings/ada/llvm/llvm.ads
+++ b/bindings/ada/llvm/llvm.ads
@@ -317,25 +317,27 @@ package llvm is
       LLVMGhostLinkage,
       LLVMCommonLinkage,
       LLVMLinkerPrivateLinkage,
-      LLVMLinkerPrivateWeakLinkage);
+      LLVMLinkerPrivateWeakLinkage,
+      LinkerPrivateWeakDefAutoLinkage);
 
    for LLVMLinkage use
-     (LLVMExternalLinkage            => 0,
-      LLVMAvailableExternallyLinkage => 1,
-      LLVMLinkOnceAnyLinkage         => 2,
-      LLVMLinkOnceODRLinkage         => 3,
-      LLVMWeakAnyLinkage             => 4,
-      LLVMWeakODRLinkage             => 5,
-      LLVMAppendingLinkage           => 6,
-      LLVMInternalLinkage            => 7,
-      LLVMPrivateLinkage             => 8,
-      LLVMDLLImportLinkage           => 9,
-      LLVMDLLExportLinkage           => 10,
-      LLVMExternalWeakLinkage        => 11,
-      LLVMGhostLinkage               => 12,
-      LLVMCommonLinkage              => 13,
-      LLVMLinkerPrivateLinkage       => 14,
-      LLVMLinkerPrivateWeakLinkage   => 15);
+     (LLVMExternalLinkage             => 0,
+      LLVMAvailableExternallyLinkage  => 1,
+      LLVMLinkOnceAnyLinkage          => 2,
+      LLVMLinkOnceODRLinkage          => 3,
+      LLVMWeakAnyLinkage              => 4,
+      LLVMWeakODRLinkage              => 5,
+      LLVMAppendingLinkage            => 6,
+      LLVMInternalLinkage             => 7,
+      LLVMPrivateLinkage              => 8,
+      LLVMDLLImportLinkage            => 9,
+      LLVMDLLExportLinkage            => 10,
+      LLVMExternalWeakLinkage         => 11,
+      LLVMGhostLinkage                => 12,
+      LLVMCommonLinkage               => 13,
+      LLVMLinkerPrivateLinkage        => 14,
+      LLVMLinkerPrivateWeakLinkage    => 15,
+      LinkerPrivateWeakDefAutoLinkage => 16);
 
    pragma Convention (C, LLVMLinkage);
 
diff --git a/bindings/ocaml/llvm/llvm.ml b/bindings/ocaml/llvm/llvm.ml
index 7ab6f51efb9f..462eb201694b 100644
--- a/bindings/ocaml/llvm/llvm.ml
+++ b/bindings/ocaml/llvm/llvm.ml
@@ -35,7 +35,6 @@ module TypeKind = struct
   | Opaque
   | Vector
   | Metadata
-  | Union
 end
 
 module Linkage = struct
@@ -210,11 +209,6 @@ external struct_element_types : lltype -> lltype array
                               = "llvm_struct_element_types"
 external is_packed : lltype -> bool = "llvm_is_packed"
 
-(*--... Operations on union types ..........................................--*)
-external union_type : llcontext -> lltype array -> lltype = "llvm_union_type"
-external union_element_types : lltype -> lltype array
-                             = "llvm_union_element_types"
-
 (*--... Operations on pointer, vector, and array types .....................--*)
 external array_type : lltype -> int -> lltype = "llvm_array_type"
 external pointer_type : lltype -> lltype = "llvm_pointer_type"
@@ -280,6 +274,8 @@ let fold_right_uses f v init =
 
 (*--... Operations on users ................................................--*)
 external operand : llvalue -> int -> llvalue = "llvm_operand"
+external set_operand : llvalue -> int -> llvalue -> unit = "llvm_set_operand"
+external num_operands : llvalue -> int = "llvm_num_operands"
 
 (*--... Operations on constants of (mostly) any type .......................--*)
 external is_constant : llvalue -> bool = "llvm_is_constant"
@@ -319,7 +315,6 @@ external const_struct : llcontext -> llvalue array -> llvalue
 external const_packed_struct : llcontext -> llvalue array -> llvalue
                              = "llvm_const_packed_struct"
 external const_vector : llvalue array -> llvalue = "llvm_const_vector"
-external const_union : lltype -> llvalue -> llvalue = "LLVMConstUnion"
 
 (*--... Constant expressions ...............................................--*)
 external align_of : lltype -> llvalue = "LLVMAlignOf"
@@ -1050,9 +1045,6 @@ let rec string_of_lltype ty =
       if is_packed ty
         then "<" ^ s ^ ">"
         else s
-  | TypeKind.Union -> "union { " ^ (concat2 ", " (
-                        Array.map string_of_lltype (union_element_types ty)
-                      )) ^ " }"
   | TypeKind.Array -> "["   ^ (string_of_int (array_length ty)) ^
                       " x " ^ (string_of_lltype (element_type ty)) ^ "]"
   | TypeKind.Vector -> "<"   ^ (string_of_int (vector_size ty)) ^
diff --git a/bindings/ocaml/llvm/llvm.mli b/bindings/ocaml/llvm/llvm.mli
index 742265cd3d5c..ba3bbe248b71 100644
--- a/bindings/ocaml/llvm/llvm.mli
+++ b/bindings/ocaml/llvm/llvm.mli
@@ -72,7 +72,6 @@ module TypeKind : sig
   | Opaque
   | Vector
   | Metadata
-  | Union
 end
 
 (** The linkage of a global value, accessed with {!linkage} and
@@ -408,19 +407,6 @@ external struct_element_types : lltype -> lltype array
 external is_packed : lltype -> bool = "llvm_is_packed"
 
 
-(** {7 Operations on union types} *)
-
-(** [union_type context tys] returns the union type in the context [context]
-    containing the types in the array [tys]. See the method
-    [llvm::UnionType::get] *)
-external union_type : llcontext -> lltype array -> lltype = "llvm_union_type"
-
-(** [union_element_types uty] returns the constituent types of the union type
-    [uty]. See the method [llvm::UnionType::getElementType]. *)
-external union_element_types : lltype -> lltype array
-                             = "llvm_union_element_types"
-
-
 (** {7 Operations on pointer, vector, and array types} *)
 
 (** [array_type ty n] returns the array type containing [n] elements of type
@@ -557,6 +543,14 @@ val fold_right_uses : (lluse -> 'a -> 'a) -> llvalue -> 'a -> 'a
     method [llvm::User::getOperand]. *)
 external operand : llvalue -> int -> llvalue = "llvm_operand"
 
+(** [set_operand v i o] sets the operand of the value [v] at the index [i] to
+    the value [o].
+    See the method [llvm::User::setOperand]. *)
+external set_operand : llvalue -> int -> llvalue -> unit = "llvm_set_operand"
+
+(** [num_operands v] returns the number of operands for the value [v].
+    See the method [llvm::User::getNumOperands]. *)
+external num_operands : llvalue -> int = "llvm_num_operands"
 
 (** {7 Operations on constants of (mostly) any type} *)
 
@@ -689,10 +683,6 @@ external const_packed_struct : llcontext -> llvalue array -> llvalue
     values [elts]. See the method [llvm::ConstantVector::get]. *)
 external const_vector : llvalue array -> llvalue = "llvm_const_vector"
 
-(** [const_union ty v] returns the union constant of type [union_type tys] and
-    containing the value [v]. See the method [llvm::ConstantUnion::get]. *)
-external const_union : lltype -> llvalue -> llvalue = "LLVMConstUnion"
-
 
 (** {7 Constant expressions} *)
 
@@ -991,7 +981,7 @@ external const_insertelement : llvalue -> llvalue -> llvalue -> llvalue
                              = "LLVMConstInsertElement"
 
 (** [const_shufflevector a b mask] returns a constant [shufflevector].
-    See the LLVM Language Reference for details on the [sufflevector]
+    See the LLVM Language Reference for details on the [shufflevector]
     instruction.
     See the method [llvm::ConstantExpr::getShuffleVector]. *)
 external const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue
diff --git a/bindings/ocaml/llvm/llvm_ocaml.c b/bindings/ocaml/llvm/llvm_ocaml.c
index c4355ba2dbf1..ef2e3d66629c 100644
--- a/bindings/ocaml/llvm/llvm_ocaml.c
+++ b/bindings/ocaml/llvm/llvm_ocaml.c
@@ -318,21 +318,6 @@ CAMLprim value llvm_is_packed(LLVMTypeRef StructTy) {
   return Val_bool(LLVMIsPackedStruct(StructTy));
 }
 
-/*--... Operations on union types ..........................................--*/
-
-/* llcontext -> lltype array -> lltype */
-CAMLprim LLVMTypeRef llvm_union_type(LLVMContextRef C, value ElementTypes) {
-  return LLVMUnionTypeInContext(C, (LLVMTypeRef *) ElementTypes,
-                                Wosize_val(ElementTypes));
-}
-
-/* lltype -> lltype array */
-CAMLprim value llvm_union_element_types(LLVMTypeRef UnionTy) {
-  value Tys = alloc(LLVMCountUnionElementTypes(UnionTy), 0);
-  LLVMGetUnionElementTypes(UnionTy, (LLVMTypeRef *) Tys);
-  return Tys;
-}
-
 /*--... Operations on array, pointer, and vector types .....................--*/
 
 /* lltype -> int -> lltype */
@@ -452,6 +437,17 @@ CAMLprim LLVMValueRef llvm_operand(LLVMValueRef V, value I) {
   return LLVMGetOperand(V, Int_val(I));
 }
 
+/* llvalue -> int -> llvalue -> unit */
+CAMLprim value llvm_set_operand(LLVMValueRef U, value I, LLVMValueRef V) {
+  LLVMSetOperand(U, Int_val(I), V);
+  return Val_unit;
+}
+
+/* llvalue -> int */
+CAMLprim value llvm_num_operands(LLVMValueRef V) {
+  return Val_int(LLVMGetNumOperands(V));
+}
+
 /*--... Operations on constants of (mostly) any type .......................--*/
 
 /* llvalue -> bool */
@@ -964,8 +960,8 @@ CAMLprim LLVMValueRef llvm_param(LLVMValueRef Fn, value Index) {
   return LLVMGetParam(Fn, Int_val(Index));
 }
 
-/* llvalue -> int -> llvalue */
-CAMLprim value llvm_params(LLVMValueRef Fn, value Index) {
+/* llvalue -> llvalue */
+CAMLprim value llvm_params(LLVMValueRef Fn) {
   value Params = alloc(LLVMCountParams(Fn), 0);
   LLVMGetParams(Fn, (LLVMValueRef *) Op_val(Params));
   return Params;