From 7567a6c0acc5bece7875d6f3bc3f912bb230e6cc Mon Sep 17 00:00:00 2001
From: Aditya Atluri <adityaavinash1@gmail.com>
Date: Wed, 16 Mar 2016 07:16:51 -0500
Subject: [PATCH] Added performance test for memcpy

---
 hipamd/tests/src/hipPerfMemcpy.cpp | 41 ++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 hipamd/tests/src/hipPerfMemcpy.cpp

diff --git a/hipamd/tests/src/hipPerfMemcpy.cpp b/hipamd/tests/src/hipPerfMemcpy.cpp
new file mode 100644
index 0000000000..d351dbc868
--- /dev/null
+++ b/hipamd/tests/src/hipPerfMemcpy.cpp
@@ -0,0 +1,41 @@
+#include"test_common.h"
+#include<iostream>
+#include<time.h>
+
+#define NUM_SIZE 8
+#define NUM_ITER 12
+static size_t size[NUM_SIZE];
+
+void setup(){
+	for(int i=0;i<NUM_SIZE;i++){
+		size[i] = 1<<(i+6); // start at 8 bytes
+	}
+}
+
+void valSet(int *A, int val, size_t size){
+	size_t len = size/sizeof(int);
+	for(int i=0;i<len;i++){
+		A[i] = val;
+	}
+}
+
+int main(){
+	setup();
+	int *A, *Ad;
+	for(int i=0;i<NUM_SIZE;i++){
+		std::cout<<size[i]<<std::endl;
+		A = (int*)malloc(size[i]);
+		valSet(A, 1, size[i]);
+		hipMalloc(&Ad, size[i]);
+		std::cout<<"Malloc success at size: "<<size[i]<<std::endl;
+		clock_t start ,end;
+		start = clock();
+		for(int i=0;i<NUM_ITER;i++){
+			hipMemcpy(Ad, A, size[i], hipMemcpyHostToDevice);
+		}
+		hipDeviceSynchronize();
+		end = clock();
+		double uS = (double)(end - start)*1000/(NUM_ITER*CLOCKS_PER_SEC);
+		std::cout<<uS<<std::endl;
+	}
+}