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#! /usr/bin/env python
###############################################################################
#
# simulavr - A simulator for the Atmel AVR family of microcontrollers.
# Copyright (C) 2001, 2002 Theodore A. Roth
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
###############################################################################
#
# $Id: test_STS.py,v 1.1 2002/04/03 21:47:13 troth Exp $
#
"""Test the STS opcode.
"""
import base_test
from registers import Reg
class STS_TestFail(base_test.TestFail): pass
class base_STS(base_test.opcode_32_test):
"""Generic test case for testing STS opcode.
The derived class must provide the reg member and the fail method.
STS - Store Direct to data space: copy the data from Rd to addr k (in data
space)
Operation: (k) <- Rd
32-bit opcode: '1001 001d dddd 0000 kkkk kkkk kkkk kkkk' 0 <= k < 64K
"""
def setup(self):
self.setup_regs[Reg.PC] = 0xff * 2
self.setup_regs[self.Rd] = self.v
op = 0x9200 | (self.Rd << 4)
return ( (op << 16) | (self.k & 0xffff) )
def analyze_results(self):
self.is_pc_checked = 1
expect = self.setup_regs[Reg.PC] + 4
got = self.anal_regs[Reg.PC]
if expect != got:
self.fail('STS pc check: expect=%x, got=%x' % (expect, got))
expect = self.v
got = self.mem_byte_read(self.k)
if expect != got:
self.fail('STS register: expect=%x, got=%x' % (expect, got))
#
# Template code for test case.
# The fail method will raise a test specific exception.
#
template = """
class STS_r%02d_k%04x_v%02x_TestFail(STS_TestFail): pass
class test_STS_r%02d_k%04x_v%02x(base_STS):
Rd = %d
k = 0x%x
v = 0x%x
def fail(self,s):
raise STS_r%02d_k%04x_v%02x_TestFail, s
"""
#
# automagically generate the test_STS_* class definitions
#
code = ''
for d in range(0,32):
for k in (0x10f, 0x1ff):
for v in (0xaa, 0x55):
args = (d,k,v)*4
code += template % args
exec code
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