Index: clang/lib/AST/Type.cpp
===================================================================
--- clang/lib/AST/Type.cpp
+++ clang/lib/AST/Type.cpp
@@ -2316,6 +2316,9 @@
 QualType Type::getSveEltType(const ASTContext &Ctx) const {
   assert(isVLSTBuiltinType() && "unsupported type!");
 
+  llvm::Triple Triple = Ctx.getTargetInfo().getTriple();
+  bool IsILP32 = Triple.getArch() == llvm::Triple::aarch64_32;
+
   const BuiltinType *BTy = getAs<BuiltinType>();
   switch (BTy->getKind()) {
   default:
@@ -2333,13 +2336,13 @@
   case BuiltinType::SveUint16:
     return Ctx.UnsignedShortTy;
   case BuiltinType::SveInt32:
-    return Ctx.IntTy;
+    return IsILP32 ? Ctx.LongTy : Ctx.IntTy;
   case BuiltinType::SveUint32:
-    return Ctx.UnsignedIntTy;
+    return IsILP32 ? Ctx.UnsignedLongTy : Ctx.UnsignedIntTy;
   case BuiltinType::SveInt64:
-    return Ctx.LongTy;
+    return IsILP32 ? Ctx.LongLongTy : Ctx.LongTy;
   case BuiltinType::SveUint64:
-    return Ctx.UnsignedLongTy;
+    return IsILP32 ? Ctx.UnsignedLongLongTy : Ctx.UnsignedLongTy;
   case BuiltinType::SveFloat16:
     return Ctx.Float16Ty;
   case BuiltinType::SveBFloat16:
Index: clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
===================================================================
--- clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
+++ clang/test/CodeGen/attr-arm-sve-vector-bits-types.c
@@ -4,6 +4,7 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-512
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=1024 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-1024
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -msve-vector-bits=2048 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-2048
+// RUN: %clang_cc1 -triple aarch64_32-unknown-darwin -target-feature +sve -target-feature +bf16 -msve-vector-bits=512 -fallow-half-arguments-and-returns -S -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-ILP32
 
 #include <arm_sve.h>
 
@@ -579,3 +580,11 @@
 // CHECK-2048-NEXT:  %local_arr_f64 = alloca [3 x <32 x double>], align 16
 // CHECK-2048-NEXT:  %local_arr_bf16 = alloca [3 x <128 x bfloat>], align 16
 // CHECK-2048-NEXT:  %local_arr_bool = alloca [3 x <32 x i8>], align 2
+
+//===----------------------------------------------------------------------===//
+// ILP32 ABI
+//===----------------------------------------------------------------------===//
+// CHECK-ILP32: @global_i32 = global <16 x i32> zeroinitializer, align 16
+// CHECK-ILP32: @global_i64 = global <8 x i64> zeroinitializer, align 16
+// CHECK-ILP32: @global_u32 = global <16 x i32> zeroinitializer, align 16
+// CHECK-ILP32: @global_u64 = global <8 x i64> zeroinitializer, align 16