def runTest(self): globals.init_openram("config_20_{0}".format(OPTS.tech_name)) # we will manually run lvs/drc OPTS.check_lvsdrc = False import sram import lib debug.info( 1, "Testing timing for sample 2 bit, 16 words SRAM with 1 bank") s = sram.sram(word_size=2, num_words=OPTS.config.num_words, num_banks=OPTS.config.num_banks, name="sram_2_16_1_{0}".format(OPTS.tech_name)) OPTS.check_lvsdrc = True tempspice = OPTS.openram_temp + "temp.sp" s.sp_write(tempspice) filename = s.name + ".lib" libname = OPTS.openram_temp + filename lib.lib(libname, s, tempspice) # let's diff the result with a golden model golden = "{0}/golden/{1}".format( os.path.dirname(os.path.realpath(__file__)), filename) # Randomly decided 10% difference between spice simulators is ok. self.assertEqual(isapproxdiff(libname, golden, 0.10), True) os.system("rm {0}".format(libname)) globals.end_openram()
def runTest(self): OPTS.analytical_delay = False globals.init_openram("config_20_{0}".format(OPTS.tech_name)) # we will manually run lvs/drc OPTS.check_lvsdrc = False import sram import lib debug.info( 1, "Testing timing for sample 2 bit, 16 words SRAM with 1 bank") s = sram.sram(word_size=2, num_words=OPTS.config.num_words, num_banks=OPTS.config.num_banks, name="sram_2_16_1_{0}".format(OPTS.tech_name)) OPTS.check_lvsdrc = True tempspice = OPTS.openram_temp + "temp.sp" s.sp_write(tempspice) filename = s.name + ".lib" libname = OPTS.openram_temp + filename lib.lib(libname=libname, sram=s, spfile=tempspice, use_model=False) # let's diff the result with a golden model golden = "{0}/golden/{1}".format( os.path.dirname(os.path.realpath(__file__)), filename) # 15% worked in freepdk, but scmos needed 20% self.assertEqual(isapproxdiff(libname, golden, 0.20), True) os.system("rm {0}".format(libname)) OPTS.analytical_delay = True globals.end_openram()
def runTest(self): globals.init_openram("config_20_{0}".format(OPTS.tech_name)) # we will manually run lvs/drc OPTS.check_lvsdrc = False OPTS.analytical_delay = False OPTS.trim_netlist = False import characterizer reload(characterizer) from characterizer import lib import sram debug.info( 1, "Testing timing for sample 2 bit, 16 words SRAM with 1 bank") s = sram.sram(word_size=2, num_words=OPTS.config.num_words, num_banks=OPTS.config.num_banks, name="sram_2_16_1_{0}".format(OPTS.tech_name)) OPTS.check_lvsdrc = True tempspice = OPTS.openram_temp + "temp.sp" s.sp_write(tempspice) filename = s.name + ".lib" libname = OPTS.openram_temp + filename lib.lib(libname=libname, sram=s, spfile=tempspice, use_model=False) # let's diff the result with a golden model golden = "{0}/golden/{1}".format( os.path.dirname(os.path.realpath(__file__)), filename) self.assertEqual(isapproxdiff(libname, golden, 0.25), True) OPTS.analytical_delay = True OPTS.trim_netlist = True reload(characterizer) globals.end_openram()