def test_interconnect_reset(batch_size: int, run_tb, io_sides):
# we test a simple point-wise multiplier function
# to account for different CGRA size, we feed in data to the very top-left
# SB and route through horizontally to reach very top-right SB
# we configure the top-left PE as multiplier
chip_size = 2
interconnect = create_cgra(chip_size,
chip_size,
io_sides,
num_tracks=3,
add_pd=True,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data0")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e3": [("p0", "alu_res"), ("I2", "f2io_16")],
}
bus = {"e0": 16, "e1": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
x, y = placement["p0"]
tile_id = x << 8 | y
tile = interconnect.tile_circuits[(x, y)]
add_bs = tile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append(((addr << 24) | tile_id, data))
config_data = compress_config_data(config_data)
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.reset()
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
# reset them
tester.reset()
for addr, index in config_data:
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, 0)
# configure new one
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
run_tb(tester)
def test_umult(args):
def mul(x, y):
mulx, muly = x.zext(DATAWIDTH), y.zext(DATAWIDTH)
return mulx * muly
umult0 = asm.umult0()
umult1 = asm.umult1()
umult2 = asm.umult2()
x, y = args
xy = mul(x, y)
res, _, _ = pe(umult0, Data(x), Data(y))
assert res == xy[0:DATAWIDTH]
rtl_tester(umult0, x, y, res=res)
res, _, _ = pe(umult1, Data(x), Data(y))
assert res == xy[DATAWIDTH // 2:DATAWIDTH // 2 + DATAWIDTH]
rtl_tester(umult1, x, y, res=res)
res, _, _ = pe(umult2, Data(x), Data(y))
assert res == xy[DATAWIDTH:]
rtl_tester(umult2, x, y, res=res)
def test_interconnect_point_wise(batch_size: int, cw_files, add_pd, io_sides):
# we test a simple point-wise multiplier function
# to account for different CGRA size, we feed in data to the very top-left
# SB and route through horizontally to reach very top-right SB
# we configure the top-left PE as multiplier
chip_size = 2
interconnect = create_cgra(chip_size,
chip_size,
io_sides,
num_tracks=3,
add_pd=add_pd,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data0")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e3": [("p0", "alu_res"), ("I2", "f2io_16")],
}
bus = {"e0": 16, "e1": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
x, y = placement["p0"]
tile = interconnect.tile_circuits[(x, y)]
add_bs = tile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append((interconnect.get_config_addr(addr, 0, x, y), data))
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.reset()
# set the PE core
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
src_x0, src_y0 = placement["I0"]
src_x1, src_y1 = placement["I1"]
src_name0 = f"glb2io_16_X{src_x0:02X}_Y{src_y0:02X}"
src_name1 = f"glb2io_16_X{src_x1:02X}_Y{src_y1:02X}"
dst_x, dst_y = placement["I2"]
dst_name = f"io2glb_16_X{dst_x:02X}_Y{dst_y:02X}"
random.seed(0)
for _ in range(batch_size):
num_1 = random.randrange(0, 256)
num_2 = random.randrange(0, 256)
tester.poke(circuit.interface[src_name0], num_1)
tester.poke(circuit.interface[src_name1], num_2)
tester.eval()
tester.expect(circuit.interface[dst_name], num_1 * num_2)
with tempfile.TemporaryDirectory() as tempdir:
for genesis_verilog in glob.glob("genesis_verif/*.*"):
shutil.copy(genesis_verilog, tempdir)
for filename in cw_files:
shutil.copy(filename, tempdir)
shutil.copy(os.path.join("tests", "test_memory_core", "sram_stub.v"),
os.path.join(tempdir, "sram_512w_16b.v"))
tester.compile_and_run(target="verilator",
magma_output="coreir-verilog",
directory=tempdir,
flags=["-Wno-fatal", "--trace"])
def test_interconnect_reset(batch_size: int, dw_files, io_sides):
# we test a simple point-wise multiplier function
# to account for different CGRA size, we feed in data to the very top-left
# SB and route through horizontally to reach very top-right SB
# we configure the top-left PE as multiplier
chip_size = 2
interconnect = create_cgra(chip_size,
chip_size,
io_sides,
num_tracks=3,
add_pd=True,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data0")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e3": [("p0", "alu_res"), ("I2", "f2io_16")],
}
bus = {"e0": 16, "e1": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
x, y = placement["p0"]
tile_id = x << 8 | y
tile = interconnect.tile_circuits[(x, y)]
add_bs = tile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append(((addr << 24) | tile_id, data))
config_data = compress_config_data(config_data)
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.reset()
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
# reset them
tester.reset()
for addr, index in config_data:
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, 0)
# configure new one
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
with tempfile.TemporaryDirectory() as tempdir:
for genesis_verilog in glob.glob("genesis_verif/*.*"):
shutil.copy(genesis_verilog, tempdir)
for filename in dw_files:
shutil.copy(filename, tempdir)
shutil.copy(os.path.join("tests", "test_memory_core", "sram_stub.v"),
os.path.join(tempdir, "sram_512w_16b.v"))
for aoi_mux in glob.glob("tests/*.sv"):
shutil.copy(aoi_mux, tempdir)
tester.compile_and_run(target="verilator",
magma_output="coreir-verilog",
magma_opts={"coreir_libs": {"float_DW"}},
directory=tempdir,
flags=["-Wno-fatal"])
def _make_random(cls):
if issubclass(cls, hwtypes.BitVector):
return cls.random(len(cls))
if issubclass(cls, hwtypes.FPVector):
while True:
val = cls.random()
if val.fp_is_normal():
return val.reinterpret_as_bv()
return NotImplemented
_CAD_DIR = "/cad/synopsys/syn/P-2019.03/dw/sim_ver/"
_EXPENSIVE = {
"bits32.mul": ((umult0(),), "magma_Bits_32_mul_inst0", hwtypes.UIntVector[16]), # noqa
"bfloat16.mul": ((fp_mul(),), "magma_BFloat_16_mul_inst0", BFloat16_fc(PyFamily())), # noqa
"bfloat16.add": ((fp_add(),), "magma_BFloat_16_add_inst0", BFloat16_fc(PyFamily())), # noqa
}
@pytest.mark.parametrize("op", list(_EXPENSIVE.keys()))
def test_pe_data_gate(op, dw_files):
instrs, fu, BV = _EXPENSIVE[op]
is_float = issubclass(BV, hwtypes.FPVector)
if not irun_available() and is_float:
pytest.skip("Need irun to test fp ops")
core = PeakCore(PE_fc)
core.name = lambda: "PECore"
def test_pond_pe(verilator=True):
chip_size = 2
interconnect = create_cgra(chip_size,
chip_size,
io_sides(),
num_tracks=3,
add_pd=True,
add_pond=True,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data_in_pond")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e2": [("p0", "alu_res"), ("I2", "f2io_16")],
"e3": [("p0", "data_out_pond"), ("p0", "data0")]
}
bus = {"e0": 16, "e1": 16, "e2": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
pe_x, pe_y = placement["p0"]
petile = interconnect.tile_circuits[(pe_x, pe_y)]
pondcore = petile.additional_cores[0]
add_bs = petile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append((interconnect.get_config_addr(addr, 0, pe_x,
pe_y), data))
# Ranges, Strides, Dimensionality, Starting Addr, Starting Addr - Schedule
ctrl_rd = [[16, 1], [1, 1], 2, 0, 16]
ctrl_wr = [[16, 1], [1, 1], 2, 0, 0]
generate_pond_api(interconnect, pondcore, ctrl_rd, ctrl_wr, pe_x, pe_y,
config_data)
config_data = compress_config_data(config_data)
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.poke(circuit.interface["stall"], 1)
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
tester.done_config()
tester.poke(circuit.interface["stall"], 0)
tester.eval()
src_x0, src_y0 = placement["I0"]
src_x1, src_y1 = placement["I1"]
src_name0 = f"glb2io_16_X{src_x0:02X}_Y{src_y0:02X}"
src_name1 = f"glb2io_16_X{src_x1:02X}_Y{src_y1:02X}"
dst_x, dst_y = placement["I2"]
dst_name = f"io2glb_16_X{dst_x:02X}_Y{dst_y:02X}"
random.seed(0)
for i in range(32):
if i < 16:
tester.poke(circuit.interface[src_name0], i)
tester.eval()
if i >= 16:
num = random.randrange(0, 256)
tester.poke(circuit.interface[src_name1], num)
tester.eval()
tester.expect(circuit.interface[dst_name], (i - 16) * num)
tester.step(2)
tester.eval()
with tempfile.TemporaryDirectory() as tempdir:
for genesis_verilog in glob.glob("genesis_verif/*.*"):
shutil.copy(genesis_verilog, tempdir)
for filename in dw_files():
shutil.copy(filename, tempdir)
shutil.copy(os.path.join("tests", "test_memory_core", "sram_stub.v"),
os.path.join(tempdir, "sram_512w_16b.v"))
for aoi_mux in glob.glob("tests/*.sv"):
shutil.copy(aoi_mux, tempdir)
target = "verilator"
runtime_kwargs = {
"magma_output": "coreir-verilog",
"magma_opts": {
"coreir_libs": {"float_DW"}
},
"directory": tempdir,
"flags": ["-Wno-fatal", "--trace"]
}
if verilator is False:
target = "system-verilog"
runtime_kwargs["simulator"] = "vcs"
tester.compile_and_run(target=target, tmp_dir=False, **runtime_kwargs)
def _make_random(cls):
if issubclass(cls, hwtypes.BitVector):
return cls.random(len(cls))
if issubclass(cls, hwtypes.FPVector):
while True:
val = cls.random()
if val.fp_is_normal():
return val.reinterpret_as_bv()
return NotImplemented
_EXPENSIVE = {
"bits32.mul":
((umult0(), ), "magma_UInt_32_mul_inst0", hwtypes.UIntVector[16]), # noqa
"bfloat16.mul": ((fp_mul(), ), "magma_BFloat_16_mul_inst0",
BFloat16_fc(PyFamily())), # noqa
"bfloat16.add": ((fp_add(), ), "magma_BFloat_16_add_inst0",
BFloat16_fc(PyFamily())), # noqa
}
@pytest.mark.parametrize("op", list(_EXPENSIVE.keys()))
def test_pe_data_gate(op, run_tb):
instrs, fu, BV = _EXPENSIVE[op]
is_float = issubclass(BV, hwtypes.FPVector)
if not irun_available() and is_float:
pytest.skip("Need irun to test fp ops")
def test_interconnect_point_wise(batch_size: int, run_tb, io_sides):
# we test a simple point-wise multiplier function
# to account for different CGRA size, we feed in data to the very top-left
# SB and route through horizontally to reach very top-right SB
# we configure the top-left PE as multiplier
chip_size = 2
interconnect = create_cgra(chip_size,
chip_size,
io_sides,
num_tracks=3,
add_pd=True,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data0")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e3": [("p0", "alu_res"), ("I2", "f2io_16")],
}
bus = {"e0": 16, "e1": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
x, y = placement["p0"]
tile = interconnect.tile_circuits[(x, y)]
add_bs = tile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append((interconnect.get_config_addr(addr, 0, x, y), data))
config_data = compress_config_data(config_data)
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.zero_inputs()
tester.reset()
# set the PE core
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
tester.done_config()
src0 = placement["I0"]
src1 = placement["I1"]
src_name0 = interconnect.get_top_input_port_by_coord(src0, 16)
src_name1 = interconnect.get_top_input_port_by_coord(src1, 16)
dst = placement["I2"]
dst_name = interconnect.get_top_output_port_by_coord(dst, 16)
random.seed(0)
for _ in range(batch_size):
num_1 = random.randrange(0, 256)
num_2 = random.randrange(0, 256)
tester.poke(circuit.interface[src_name0], num_1)
tester.poke(circuit.interface[src_name1], num_2)
tester.eval()
tester.expect(circuit.interface[dst_name], num_1 * num_2)
run_tb(tester)
def test_pond_pe(run_tb):
chip_size = 2
interconnect = create_cgra(chip_size, chip_size, io_sides(),
num_tracks=3,
add_pd=True,
add_pond=True,
mem_ratio=(1, 2))
netlist = {
"e0": [("I0", "io2f_16"), ("p0", "data_in_pond")],
"e1": [("I1", "io2f_16"), ("p0", "data1")],
"e2": [("p0", "alu_res"), ("I2", "f2io_16")],
"e3": [("p0", "data_out_pond"), ("p0", "data0")]
}
bus = {"e0": 16, "e1": 16, "e2": 16, "e3": 16}
placement, routing = pnr(interconnect, (netlist, bus))
config_data = interconnect.get_route_bitstream(routing)
pe_x, pe_y = placement["p0"]
petile = interconnect.tile_circuits[(pe_x, pe_y)]
pondcore = petile.additional_cores[0]
add_bs = petile.core.get_config_bitstream(asm.umult0())
for addr, data in add_bs:
config_data.append((interconnect.get_config_addr(addr, 0, pe_x, pe_y), data))
# Ranges, Strides, Dimensionality, Starting Addr, Starting Addr - Schedule
ctrl_rd = [[16, 1], [1, 1], 2, 0, 16, [1, 1]]
ctrl_wr = [[16, 1], [1, 1], 2, 0, 0, [1, 1]]
generate_pond_api(interconnect, pondcore, ctrl_rd, ctrl_wr, pe_x, pe_y, config_data)
config_data = compress_config_data(config_data)
circuit = interconnect.circuit()
tester = BasicTester(circuit, circuit.clk, circuit.reset)
tester.zero_inputs()
tester.reset()
tester.poke(circuit.interface["stall"], 1)
for addr, index in config_data:
tester.configure(addr, index)
tester.config_read(addr)
tester.eval()
tester.expect(circuit.read_config_data, index)
tester.done_config()
tester.poke(circuit.interface["stall"], 0)
tester.eval()
src_x0, src_y0 = placement["I0"]
src_x1, src_y1 = placement["I1"]
src_name0 = f"glb2io_16_X{src_x0:02X}_Y{src_y0:02X}"
src_name1 = f"glb2io_16_X{src_x1:02X}_Y{src_y1:02X}"
dst_x, dst_y = placement["I2"]
dst_name = f"io2glb_16_X{dst_x:02X}_Y{dst_y:02X}"
random.seed(0)
for i in range(32):
if i < 16:
tester.poke(circuit.interface[src_name0], i)
tester.eval()
if i >= 16:
num = random.randrange(0, 256)
tester.poke(circuit.interface[src_name1], num)
tester.eval()
tester.expect(circuit.interface[dst_name], (i - 16) * num)
tester.step(2)
tester.eval()
run_tb(tester)
