From 3bbe6610045a7cf6e16003dce07b3273f935d518 Mon Sep 17 00:00:00 2001
From: Yora <13516067@std.stei.itb.ac.id>
Date: Thu, 11 Apr 2019 20:05:03 +0700
Subject: [PATCH] add radix
---
src/radix_sort_par3.cu | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/radix_sort_par3.cu b/src/radix_sort_par3.cu
index 9454d10..d23ea58 100644
--- a/src/radix_sort_par3.cu
+++ b/src/radix_sort_par3.cu
@@ -26,15 +26,17 @@ void countSort(int arr[], int n, int exp)
int *d_arr;
int *output= (int*)malloc(sizeof(int)*n); // output array
- int i, count[10] = {0};
+ int i;
+ int d_count[10] = {0};
+ int h_count[10] = {0};
cudaMalloc((void**)&d_arr,sizeof(int)*n);
//cudaMalloc((void**)&count,sizeof(int)*10);
cudaMemcpy(d_arr, arr, sizeof(int)*n,cudaMemcpyHostToDevice);
- //cudaMemset(count,0,sizeof(int)*10);
+ //cudaMemset(d_count,0,sizeof(int)*10);
// Store count of occurrences in count[]
- storeCount<<<1,32>>>(count,d_arr,n,exp);
-
+ storeCount<<<1,32>>>(d_count,d_arr,n,exp);
+ cudaMemcpy(h_count, d_count, sizeof(int)*10,cudaMemcpyDeviceToHost);
// Change count[i] so that count[i] now contains actual
// position of this digit in output[]
for (i = 1; i < 10; i++)
--
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