add new testcase for ompldst_multi using mmu
authorisengaara <isengaara@anna>
Wed, 15 Sep 2021 17:55:52 +0000 (19:55 +0200)
committerisengaara <isengaara@anna>
Wed, 15 Sep 2021 17:55:52 +0000 (19:55 +0200)
src/soc/experiment/test/test_compldst_multi_mmu.py [new file with mode: 0644]

diff --git a/src/soc/experiment/test/test_compldst_multi_mmu.py b/src/soc/experiment/test/test_compldst_multi_mmu.py
new file mode 100644 (file)
index 0000000..d6f8249
--- /dev/null
@@ -0,0 +1,111 @@
+# test case for LOAD / STORE Computation Unit.
+
+
+from nmigen.compat.sim import run_simulation
+from nmigen.cli import verilog, rtlil
+from nmigen import Module, Signal, Mux, Cat, Elaboratable, Array, Repl
+from nmigen.hdl.rec import Record, Layout
+
+"""
+from nmutil.latch import SRLatch, latchregister
+from nmutil.byterev import byte_reverse
+from nmutil.extend import exts
+
+from soc.fu.regspec import RegSpecAPI
+
+from openpower.decoder.power_enums import MicrOp, Function, LDSTMode
+from soc.fu.ldst.ldst_input_record import CompLDSTOpSubset
+from openpower.decoder.power_decoder2 import Data
+from openpower.consts import MSR
+"""
+
+from soc.experiment.compalu_multi import go_record, CompUnitRecord
+from soc.experiment.l0_cache import PortInterface
+from soc.experiment.pimem import LDSTException
+from soc.experiment.compldst_multi import LDSTCompUnit
+from soc.config.test.test_loadstore import TestMemPspec
+
+# for debugging
+from nmutil.util import Display
+
+########################################
+
+def ldst_sim(dut):
+    yield Display("TODO")
+    
+########################################
+
+
+class TestLDSTCompUnitMMU(LDSTCompUnit):
+
+    def __init__(self, rwid, pspec):
+        from soc.experiment.l0_cache import TstL0CacheBuffer
+        self.l0 = l0 = TstL0CacheBuffer(pspec)
+        pi = l0.l0.dports[0]
+        LDSTCompUnit.__init__(self, pi, rwid, 4)
+
+    def elaborate(self, platform):
+        m = LDSTCompUnit.elaborate(self, platform)
+        m.submodules.l0 = self.l0
+        # link addr-go direct to rel
+        m.d.comb += self.ad.go_i.eq(self.ad.rel_o)
+        return m
+
+
+def test_scoreboard_mmu():
+
+    units = {}
+    pspec = TestMemPspec(ldst_ifacetype='mmu_cache_wb',
+                         imem_ifacetype='bare_wb',
+                         addr_wid=48,
+                         mask_wid=8,
+                         reg_wid=64,
+                         units=units)
+
+    dut = TestLDSTCompUnitMMU(16,pspec)
+    vl = rtlil.convert(dut, ports=dut.ports())
+    with open("test_ldst_comp_mmu1.il", "w") as f:
+        f.write(vl)
+
+    run_simulation(dut, ldst_sim(dut), vcd_name='test_ldst_comp.vcd')
+
+########################################
+class TestLDSTCompUnitRegSpecMMU(LDSTCompUnit):
+
+    def __init__(self, pspec):
+        from soc.experiment.l0_cache import TstL0CacheBuffer
+        from soc.fu.ldst.pipe_data import LDSTPipeSpec
+        regspec = LDSTPipeSpec.regspec
+        self.l0 = l0 = TstL0CacheBuffer(pspec)
+        pi = l0.l0.dports[0]
+        LDSTCompUnit.__init__(self, pi, regspec, 4)
+
+    def elaborate(self, platform):
+        m = LDSTCompUnit.elaborate(self, platform)
+        m.submodules.l0 = self.l0
+        # link addr-go direct to rel
+        m.d.comb += self.ad.go_i.eq(self.ad.rel_o)
+        return m
+
+
+def test_scoreboard_regspec_mmu():
+
+    units = {}
+    pspec = TestMemPspec(ldst_ifacetype='mmu_cache_wb',
+                         imem_ifacetype='bare_wb',
+                         addr_wid=48,
+                         mask_wid=8,
+                         reg_wid=64,
+                         units=units)
+
+    dut = TestLDSTCompUnitRegSpecMMU(pspec)
+    vl = rtlil.convert(dut, ports=dut.ports())
+    with open("test_ldst_comp_mmu2.il", "w") as f:
+        f.write(vl)
+
+    run_simulation(dut, ldst_sim(dut), vcd_name='test_ldst_regspec.vcd')
+
+
+if __name__ == '__main__':
+    test_scoreboard_regspec_mmu()
+    #only one test for now -- test_scoreboard_mmu()