picorv32/scripts/torture/asmcheck.py

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2016-04-13 10:56:29 -04:00
#!/usr/bin/env python3
import sys, re
dmp_pattern = re.compile('^\s+([0-9a-f]+):\s+([0-9a-f]+)\s+(\S+)')
disassembled_elf = dict()
def match_insns(s1, s2):
if s1 == "*" or s1 == s2: return True
if s1 == "jal" and s2.startswith("j"): return True
if s1 == "addi" and s2 in ["li", "mv"]: return True
if s1 == "xori" and s2 == "not": return True
2016-04-13 10:56:29 -04:00
if s1 == "sub" and s2 == "neg": return True
if s1.startswith("b") and s2.startswith("b"): return True
if s1.startswith("s") and s2.startswith("s"): return True
print(s1, s2)
return False
with open(sys.argv[2], "r") as f:
for line in f:
match = dmp_pattern.match(line)
if match:
addr = match.group(1).rjust(8, '0')
opcode = match.group(2).rjust(8, '0')
insn = match.group(3)
disassembled_elf[addr] = (opcode, insn)
with open(sys.argv[1], "r") as f:
for line in f:
line = line.split()
if len(line) < 1 or line[0] != "debugasm":
continue
assert(line[1] in disassembled_elf)
assert(line[2] == disassembled_elf[line[1]][0])
assert(match_insns(line[3], disassembled_elf[line[1]][1]))