From 39f5a2daf239f79d5d37c4096678bdeacfb800e3 Mon Sep 17 00:00:00 2001
From: James E McClure <jemcclur@gmail.com>
Date: Thu, 19 Apr 2018 09:09:37 -0400
Subject: [PATCH] Updated Extras.cpp for new cuda stuff (doesn't do anythin on
 cpu)

---
 cpu/Extras.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/cpu/Extras.cpp b/cpu/Extras.cpp
index bf5395e0..71f5c04a 100644
--- a/cpu/Extras.cpp
+++ b/cpu/Extras.cpp
@@ -4,6 +4,20 @@
 #include <string.h>
 #include <mm_malloc.h>
 
+extern "C" int ScaLBL_SetDevice(int rank){
+	return 0;
+}
+
+extern "C" void ScaLBL_AllocateZeroCopy(void** address, size_t size){
+	//cudaMalloc(address,size);
+	(*address) = _mm_malloc(size,64);
+	memset(*address,0,size);
+	
+	if (*address==NULL){
+		printf("Memory allocation failed! \n");
+	}
+}
+
 extern "C" void ScaLBL_AllocateDeviceMemory(void** address, size_t size){
 	//cudaMalloc(address,size);
 	(*address) = _mm_malloc(size,64);
@@ -29,6 +43,11 @@ extern "C" void ScaLBL_CopyToHost(void* dest, const void* source, size_t size){
 	memcpy(dest, source, size);
 }
 
+extern "C" void ScaLBL_CopyToZeroCopy(void* dest, const void* source, size_t size){
+//	cudaMemcpy(dest,source,size,cudaMemcpyDeviceToHost);
+	memcpy(dest, source, size);
+}
+
 extern "C" void ScaLBL_DeviceBarrier(){
 //	cudaDeviceSynchronize();
 }