cpp->c and expr support configurable generation of literal_db or regex_db

src/alignment.c

@@ -0,0 +1,67 @@
+/*
+**********************************************************************************************
+*	File: alignment.c
+*   Description:
+*	Authors: Zheng Chao <zhengchao@geedgenetworks.com>
+*	Date:    2022-10-31
+*   Copyright: (c) 2018-2022 Geedge Networks, Inc. All rights reserved.
+***********************************************************************************************
+*/
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "alignment.h"
+
+#define	CPU_CACHE_ALIGMENT	64
+
+inline long long *alignment_int64_array_alloc(int size)
+{
+	return (long long *)calloc(CPU_CACHE_ALIGMENT, size);
+}
+
+inline long long alignment_int64_array_sum(long long *array, int size)
+{	
+    int offset = 0;
+	long long sum = 0;
+	
+	for (int i = 0; i < size; i++) {
+		offset = (CPU_CACHE_ALIGMENT / sizeof(long long)) * i;
+		sum += array[offset];
+	}
+
+	return sum;
+}
+
+inline long long alignment_int64_array_add(long long *array, int offset, long long op_val)
+{
+	int idx = (CPU_CACHE_ALIGMENT / sizeof(long long)) * offset;
+	array[idx] += op_val;
+
+	return array[idx];
+}
+
+inline long long alignment_int64_array_cnt(long long *array, int size)
+{
+	int offset = 0;
+	int cnt = 0;
+
+	for (int i = 0; i < size; i++) {
+		offset = (CPU_CACHE_ALIGMENT / sizeof(long long)) * i;
+		if (array[offset] > 0) {
+			cnt++;
+		}
+	}
+
+	return cnt;
+}
+
+inline void alignment_int64_array_reset(long long *array, int size)
+{
+	memset(array, 0, CPU_CACHE_ALIGMENT * size);
+}
+
+inline void alignment_int64_array_free(long long *array)
+{
+	free(array);
+}