diff --git a/mlir/include/mlir/Conversion/Passes.td b/mlir/include/mlir/Conversion/Passes.td
--- a/mlir/include/mlir/Conversion/Passes.td
+++ b/mlir/include/mlir/Conversion/Passes.td
@@ -361,6 +361,10 @@
   }];
 
   let options = [
+    Option<"hostBarePtrCallConv", "use-bare-pointers-for-host", "bool",
+           /*default=*/"false",
+           "Use bare pointers to pass memref arguments to host functions. "
+           "All memrefs must have static shape.">,
     Option<"kernelBarePtrCallConv", "use-bare-pointers-for-kernels", "bool",
            /*default=*/"false",
              "Use bare pointers to pass memref arguments to kernels. "
diff --git a/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp b/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
--- a/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
+++ b/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
@@ -741,6 +741,8 @@
 void GpuToLLVMConversionPass::runOnOperation() {
   LowerToLLVMOptions options(&getContext());
   options.useOpaquePointers = useOpaquePointers;
+  if (hostBarePtrCallConv)
+    options.useBarePtrCallConv = true;
 
   LLVMTypeConverter converter(&getContext(), options);
   RewritePatternSet patterns(&getContext());