From d05da334979f92f10054a21fb5f98cac87484271 Mon Sep 17 00:00:00 2001
From: Andrew Waterman <waterman@cs.berkeley.edu>
Date: Thu, 7 Jul 2016 15:27:40 -0700
Subject: [PATCH] Delete unused benchmark

---
 benchmarks/sort/bmark.mk           |   21 -
 benchmarks/sort/dataset.h          | 2057 ----------------------------
 benchmarks/sort/sort.c             |  255 ----
 benchmarks/sort/sort.h             |   57 -
 benchmarks/sort/sort_gendata.scala |   30 -
 benchmarks/sort/sort_main.c        |  119 --
 6 files changed, 2539 deletions(-)
 delete mode 100644 benchmarks/sort/bmark.mk
 delete mode 100644 benchmarks/sort/dataset.h
 delete mode 100644 benchmarks/sort/sort.c
 delete mode 100644 benchmarks/sort/sort.h
 delete mode 100755 benchmarks/sort/sort_gendata.scala
 delete mode 100644 benchmarks/sort/sort_main.c

diff --git a/benchmarks/sort/bmark.mk b/benchmarks/sort/bmark.mk
deleted file mode 100644
index 1e76b68..0000000
--- a/benchmarks/sort/bmark.mk
+++ /dev/null
@@ -1,21 +0,0 @@
-
-sort_c_src = \
-	sort_main.c \
-	sort.c \
-	syscalls.c \
-
-sort_riscv_src = \
-	crt.S
-
-sort_c_objs			= $(patsubst %.c, %.o, $(sort_c_src))
-sort_riscv_objs = $(patsubst %.S, %.o, $(sort_riscv_src))
-
-sort_host_bin = sort.host 
-$(sort_host_bin): $(sort_c_src)
-	$(HOST_COMP) $^ -o $(sort_host_bin)
-
-sort_riscv_bin = sort.riscv 
-$(sort_riscv_bin): $(sort_c_objs) $(sort_riscv_objs)
-	$(RISCV_LINK) $(sort_c_objs) $(sort_riscv_objs) -o $(sort_riscv_bin) $(RISCV_LINK_OPTS)
-
-junk += $(sort_c_objs) $(sort_riscv_objs) $(sort_host_bin) $(sort_riscv_bin)
diff --git a/benchmarks/sort/dataset.h b/benchmarks/sort/dataset.h
deleted file mode 100644
index b04a193..0000000
--- a/benchmarks/sort/dataset.h
+++ /dev/null
@@ -1,2057 +0,0 @@
-// See LICENSE for license details.
-
-#define DATA_SIZE_SORT 1024
-float input_data_sort[1024] = {
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-
diff --git a/benchmarks/sort/sort.c b/benchmarks/sort/sort.c
deleted file mode 100644
index 9490361..0000000
--- a/benchmarks/sort/sort.c
+++ /dev/null
@@ -1,255 +0,0 @@
-// See LICENSE for license details.
-
-#include "sort.h"
-
-int
-n_squared_sort (float * value, int * index, int len)
-{
-  int i, j;
-
-  for (i = 0; i < len-1; i++)
-  {
-    for (j = 0; j < len-1; j++)
-    {
-      if (value[j] > value[j+1])
-      {
-	double val_tmp;
-	int idx_tmp;
-
-	val_tmp = value[j];
-	value[j] = value[j+1];
-	value[j+1] = val_tmp;
-
-	idx_tmp = index[j];
-	index[j] = index[j+1];
-	index[j+1] = idx_tmp;
-      }
-    }
-  }
-
-  return 0;
-}
-
-
-extern void* fake_malloc_radix(size_t size);
-
-int
-radix_sort_tuples (int * value, int * index, int len, int radix_bits)
-{
-  int i, j;
-  int max, min;
-  int numBuckets = 1 << radix_bits;
-  int bitMask = numBuckets - 1;
-  int denShift;
-
-  int * buckets = fake_malloc_radix ((numBuckets + 2) * sizeof(int));
-  int * copy1_value = fake_malloc_radix (sizeof(int) * len);
-  int * copy1_index = fake_malloc_radix (sizeof(int) * len);
-  int * copy2_value = fake_malloc_radix (sizeof(int) * len);
-  int * copy2_index = fake_malloc_radix (sizeof(int) * len);
-  int * tmp_value;
-  int * tmp_index;
-
-  max = value[0];
-  min = value[0];
-  for (i = 0; i < len; i++) {
-    copy1_value[i] = value[i];
-    copy1_index[i] = index[i];
-    if (max < value[i]) {
-      max = value[i];
-    }
-    if (min > value[i]) {
-      min = value[i];
-    }
-  }
-  min = -min;
-  max += min;
-
-  for (i = 0; i < len; i++)
-  {
-    copy1_value[i] += min;
-  }
-
-  denShift = 0;
-  for (i = 0; max != 0; max = max / numBuckets, i++)
-  {
-    for (j = 0; j < numBuckets + 2; j++)
-    {
-      buckets[j] = 0;
-    }
-
-    buckets += 2;
-
-    for (j = 0; j < len; j++)
-    {
-      int myBucket = (int) (((int) copy1_value[j]) >> denShift) & bitMask;
-      buckets[myBucket]++;
-    }
-
-    for (j = 1; j < numBuckets; j++)
-    {
-      buckets[j] += buckets[j-1];
-    }
-
-    buckets--;
-
-    for (j = 0; j < len; j++)
-    {
-      int myBucket = (int) (((int) copy1_value[j]) >> denShift) & bitMask;
-      int index = buckets[myBucket]++;
-      copy2_value[index] = copy1_value[j];
-      copy2_index[index] = copy1_index[j];
-    }
-
-    buckets--;
-    denShift += radix_bits;
-
-    tmp_value = copy1_value;
-    copy1_value = copy2_value;
-    copy2_value = tmp_value;
-
-    tmp_index = copy1_index;
-    copy1_index = copy2_index;
-    copy2_index = tmp_index;
-  }
-
-  max = copy1_value[0];
-  for (i = 0; i < len; i++) {
-    if (max < copy1_value[i]) {
-      max = copy1_value[i];
-    }
-  }
-
-  for (i = 0; i < len; i++)
-  {
-    copy1_value[i] -= min;
-  }
-
-  for (i = 0; i < len; i++)
-  {
-    value[i] = copy1_value[i];
-    index[i] = copy1_index[i];
-  }
-
-  return 0;
-}
-
-int
-insertion_sort (float * value, int * index, int len)
-{
-  int i;
-
-  for (i = 1; i < len; i++)
-  {
-    double current;
-    int cur_index;
-    int empty;
-
-    current = value[i];
-    cur_index = index[i];
-    empty = i;
-
-    while (empty > 0 && current < value[empty-1])
-    {
-      value[empty] = value[empty-1];
-      index[empty] = index[empty-1];
-      empty--;
-    }
-
-    value[empty] = current;
-    index[empty] = cur_index;
-  }
-
-  return 0;
-}
-
-
-int
-partition (float * array, int * index, int low, int high)
-{
-  int left, right, mid;
-  int pivot;
-  float cur;
-  int idx;
-
-  mid = (low + high) / 2;
-  left = low;
-  right = high;
-
-  /* choose pivot as median of 3: low, high, and mid */
-  if ((array[low] - array[mid]) * (array[high] - array[low]) >= 0)
-    pivot = low;
-  else if ((array[mid] - array[low]) * (array[high] - array[mid]) >= 0)
-    pivot = mid;
-  else
-    pivot = high; 
-
-  /* store value,index at the pivot */
-  cur = array[pivot];
-  idx = index[pivot];
-
-  /* swap pivot with the first entry in the list */
-  array[pivot] = array[low];
-  array[low] = cur;
-  
-  index[pivot] = array[pivot];
-  index[low] = idx;
-
-  /* the quicksort itself */
-  while (left < right)
-  {
-    while (array[left] <= cur && left < high)
-      left++;
-    while (array[right] > cur)
-      right--;
-    if (left < right)
-    {
-      float tmp_val;
-      int tmp_idx;
-
-      tmp_val = array[right];
-      array[right] = array[left];
-      array[left] = tmp_val;
-
-      tmp_idx =  index[right];
-      index[right] = index[left];
-      index[left] = tmp_idx;
-    }
-  }
-
-  /* pivot was in low, but now moves into position at right */
-  array[low] = array[right];
-  array[right] = cur;
-
-  index[low] = index[right];
-  index[right] = idx;
-
-  return right;
-}
-
-
-int
-quicksort_inner (float * array, int * index, int low, int high)
-{
-  int pivot;
-  int length = high - low + 1;
-
-  if (high > low)
-  {
-    if (length > MAX_THRESH) {
-      pivot = partition (array, index, low, high);
-      quicksort_inner (array, index, low, pivot-1);
-      quicksort_inner (array, index, pivot+1, high);
-    }
-  }
-
-  return 0;
-}
-
-int quicksort (float * array, int * index, int len)
-{
-  quicksort_inner (array, index, 0, len-1);
-  insertion_sort (array, index, len);
-
-  return 0;
-}
diff --git a/benchmarks/sort/sort.h b/benchmarks/sort/sort.h
deleted file mode 100644
index 149744a..0000000
--- a/benchmarks/sort/sort.h
+++ /dev/null
@@ -1,57 +0,0 @@
-// See LICENSE for license details.
-
-#include <string.h>
-#include <stdint.h>
-#include <stdbool.h>
-
-#define USE_N_SQUARED_SORT
-
-#define FAKE_MALLOC_INIT(words, name) \
-  uint32_t heap_##name[words]; \
-  const size_t max_alloc_##name = (words) * sizeof(uint32_t); \
-  size_t cur_pos_##name; \
-  void* fake_malloc_##name( size_t size ) \
-  { \
-    static bool init = false; \
-    if(!init) { \
-      cur_pos_##name = 0; \
-      init = true; \
-    } \
-    if(cur_pos_##name < (words)) {  \
-      void *ptr = (void*) &heap_##name[cur_pos_##name]; \
-      cur_pos_##name += size & ~((uint32_t)3) + 1; \
-      return ptr; \
-    } else { \
-      return NULL; \
-    } \
-  }
-
-    
-
-#ifndef _TAV_SORT_H_
-#define _TAV_SORT_H_
-
-
-int
-n_squared_sort (float * value, int * index, int len);
-
-int
-radix_sort_tuples (int * value, int * index, int len, int radix_bits);
-
-int
-insertion_sort (float * value, int * index, int len);
-
-int
-quicksort (float * array, int * index, int len);
-
-/* This defines the length at quicksort switches to insertion sort */
-#ifndef MAX_THRESH
-#define MAX_THRESH 10
-#endif
-
-#ifndef RADIX_BITS
-#define RADIX_BITS (8)
-#endif
-
-
-#endif /* _TAV_SORT_H_ */
diff --git a/benchmarks/sort/sort_gendata.scala b/benchmarks/sort/sort_gendata.scala
deleted file mode 100755
index 2f44074..0000000
--- a/benchmarks/sort/sort_gendata.scala
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/usr/bin/env scala
-
-import scala.util.Sorting
-
-if(args.size < 2) {
-  println("Usage: sort_gendata <# elements> <# trials>")
-  System.exit(1)
-}
-
-val size = args(0).toInt
-val trials = args(1).toInt
-
-def rand_array(size: Int) = {
-  var r = new scala.util.Random
-  Array.fill(size) { r.nextFloat() }
-}
-
-def print_array(name: String, size: Int, arr: Array[Float]) {
-  println("float "+name+"["+size+"] = {")
-  for(i <- 0 to size-2)
-    println("  "+arr(i)+",")
-  println("  "+arr(size-1)+"\n};\n")
-}
-
-println("#define DATA_SIZE_SORT " + size)
-println("#define TRIALS_SORT " + trials)
-
-val a = rand_array(size * trials)
-
-print_array("input_data_sort", size * trials, a)
diff --git a/benchmarks/sort/sort_main.c b/benchmarks/sort/sort_main.c
deleted file mode 100644
index 29b46c5..0000000
--- a/benchmarks/sort/sort_main.c
+++ /dev/null
@@ -1,119 +0,0 @@
-// See LICENSE for license details.
-
-// ****************************************************************************
-// sort benchmark from DARPA PERFECT TAV suite
-// ---------------------------------------------------------------------------- 
-#include "sort.h"
-#include "util.h"
-#include "dataset.h"
-
-
-// Need 7 times the input size for: input data, indices, 
-// four copies, and buckets.
-FAKE_MALLOC_INIT( (8 * DATA_SIZE_SORT * TRIALS_SORT), radix )
-
-
-#if defined(USE_N_SQUARED_SORT)
-const char* algo = "N_SQUARED";
-#elif defined(USE_RADIX_SORT)
-const char* algo = "RADIX";
-#elif defined(USE_INSERTION_SORT)
-const char* algo = "INSERTION";
-#else
-const char* algo = "QUICKSORT";
-#endif
-
-
-
-int main( int argc, char* argv[] )
-{
-  int err;
-
-  int* index = fake_malloc_radix (sizeof(int) * DATA_SIZE_SORT * TRIALS_SORT);
-  for(int trial = 0; trial < TRIALS_SORT; trial++)
-    for ( int i = 0; i < DATA_SIZE_SORT; i++ )
-      index[i + (DATA_SIZE_SORT * trial)] = i;
-
-#ifdef PREALLOCATE
-  // Access every element of input_data_sort to make sure it's in cache
-  // (or at least that as much as possible of its beginning is).
-  float sum = 0;
-  for(int i = (DATA_SIZE_SORT * TRIALS_SORT)-1; i >= 0; i--) {
-    sum += input_data_sort[i];
-  }
-  if(sum < 0.1)
-    return 1;
-
-  const bool prealloc = true;
-#else
-  const bool prealloc = false;
-#endif
-  
-  setStats(1);
-
-#define read_csr_safe(reg) ({ long __tmp = 0; \
-  asm volatile ("csrr %0, " #reg : "+r"(__tmp)); \
-  __tmp; })
-
-
-  long cycles_total = 0;
-  long instret_total = 0;
-
-  for(int i = 0; i < TRIALS_SORT; i++) {
-    long cycles = read_csr_safe(cycle);
-    long instret = read_csr_safe(instret);
-
-    float* input_data_trial = &input_data_sort[DATA_SIZE_SORT * i];
-    int* index_trial = &index[DATA_SIZE_SORT * i];
-
-#if defined(USE_N_SQUARED_SORT)
-    err = n_squared_sort ( input_data_trial, index_trial, DATA_SIZE_SORT );
-#elif defined(USE_RADIX_SORT)
-    err = radix_sort_tuples ( (int *) input_data_trial, index_trial, DATA_SIZE_SORT, RADIX_BITS );
-#elif defined(USE_INSERTION_SORT)
-    err = insertion_sort ( input_data_trial, index_trial, DATA_SIZE_SORT );
-#else
-    err = quicksort ( input_data_trial, index_trial, DATA_SIZE_SORT );
-#endif
-
-    cycles_total  += read_csr_safe(cycle) - cycles;
-    instret_total += read_csr_safe(instret) - instret;
-  }
-
-  setStats(0);
-
-  printf("DONE SORTING.\n", 0);
-
-  // Validate results
-  err = 0;
-  for(int trial = 0; trial < TRIALS_SORT; trial++)
-  {
-    float* input_data_trial = &input_data_sort[DATA_SIZE_SORT * trial];
-    int* index_trial = &index[DATA_SIZE_SORT * trial];
-
-    for(int i = 0; i < DATA_SIZE_SORT-1; i++)
-    {
-      if((unsigned int) input_data_trial[i] > (unsigned int) input_data_trial[i+1])
-      {
-        err = i;
-        for(int j = 0; j < DATA_SIZE_SORT; j++)
-          printf("TRIAL %d, element %d:\t%d\n", trial, j, input_data_trial[j]);
-        break;
-      }
-    }
-  }
-
-  printf("sort_cycles  = %ld\n", cycles_total/TRIALS_SORT);
-  printf("sort_instret = %d\n", instret_total/TRIALS_SORT);
-  printf("sort_size    = %d\n", DATA_SIZE_SORT);
-  printf("sort_trials  = %d\n", TRIALS_SORT);
-  printf("sort_algo    = %s\n", algo);
-  printf("sort_radix_bits = %d\n", RADIX_BITS);
-  printf("sort_prealloc = %s\n", prealloc ? "true" : "false");
-  printf("sort_err = %d\n", err);
-
-  return err;
-}
-
-
-
-- 
2.30.2