creates linear and realsample address generators

lab_mem/memory_management/genLinearAddrs.py

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+import sys
+from random import randint
+
+usage = '''usage:
+  python genLinearAddrs.py [n_sample] - outputs n_sample lines with 32bits hexadecimal memory addresses
+
+  n_sample = size of output sample'''
+
+if len(sys.argv) != 2:
+    print usage
+    exit(0)
+
+n_bits = 32
+n_sample = int(sys.argv[1])
+
+upperbound = (1 << n_bits) - 1
+start = randint(0, upperbound - n_sample)
+
+for addr in xrange(start, start + n_sample):
+    print hex(addr)
+
+

lab_mem/memory_management/genRealAddrs.py

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+import sys
+from random import randint
+
+manual_text = '''Usage:
+  python genRealAddrs.py [n_sample] - outputs n_sample lines with 32bits hexadecimal memory addresses
+
+  n_sample = size of output sample'''
+
+if len(sys.argv) != 2:
+    print manual_text
+    exit(0)
+
+n_bits = 32
+n_sample = int(sys.argv[1])
+
+upperbound = (1 << n_bits) - 1
+
+file_lines = []
+
+with open("time,addr.txt", 'r') as f:
+    file_lines = f.readlines()
+
+n_lines = len(file_lines)
+start_line = randint(0, n_lines - n_sample)
+
+file_lines = file_lines[start_line : start_line + n_sample]
+
+def addr(a):
+    return int(a, 16) % upperbound
+
+def timestamp(t):
+    return int(t.replace('.', ''))
+
+file_lines = map(lambda x: x.split(': '), file_lines)
+file_lines = map(lambda x: (timestamp(x[0]), hex(addr(x[1]))), file_lines)
+
+for _ in file_lines:
+    print _[1]