update comments

[ieee754fpu.git] / src / add / nmigen_add_experiment.py

diff --git a/src/add/nmigen_add_experiment.py b/src/add/nmigen_add_experiment.py
index b681b9462627a42e9dc4218b67e174ce8bbacd3d..ecb1d35b14350f67e95f51522dc7407b2f056bc8 100644 (file)
--- a/src/add/nmigen_add_experiment.py
+++ b/src/add/nmigen_add_experiment.py
@@ -2,39 +2,27 @@
 # Copyright (C) Jonathan P Dawson 2013
 # 2013-12-12
 
-from nmigen import Module, Signal, Cat, Mux, Array, Const
-from nmigen.lib.coding import PriorityEncoder
 from nmigen.cli import main, verilog
-from math import log
-
-from fpbase import FPNumIn, FPNumOut, FPOp, Overflow, FPBase, FPNumBase
-from fpbase import MultiShiftRMerge, Trigger
-from singlepipe import (ControlBase, StageChain, UnbufferedPipeline,
-                        PassThroughStage)
-from multipipe import CombMuxOutPipe
-from multipipe import PriorityCombMuxInPipe
-
-from fpbase import FPState, FPID
-from fpcommon.getop import (FPGetOpMod, FPGetOp, FPNumBase2Ops, FPADDBaseData,
-                            FPGet2OpMod, FPGet2Op)
-from fpcommon.denorm import (FPSCData, FPAddDeNormMod, FPAddDeNorm)
-from fpcommon.postcalc import FPAddStage1Data
-from fpcommon.postnormalise import (FPNorm1Data, FPNorm1ModSingle,
-                            FPNorm1ModMulti, FPNorm1Single, FPNorm1Multi)
-from fpcommon.roundz import (FPRoundData, FPRoundMod, FPRound)
-from fpcommon.corrections import (FPCorrectionsMod, FPCorrections)
-from fpcommon.pack import (FPPackData, FPPackMod, FPPack)
-from fpcommon.normtopack import FPNormToPack
-from fpcommon.putz import (FPPutZ, FPPutZIdx)
-
-from fpadd.specialcases import (FPAddSpecialCasesMod, FPAddSpecialCases,
-                                FPAddSpecialCasesDeNorm)
-from fpadd.align import (FPAddAlignMulti, FPAddAlignMultiMod, FPNumIn2Ops,
-                         FPAddAlignSingleMod, FPAddAlignSingle)
-from fpadd.add0 import (FPAddStage0Data, FPAddStage0Mod, FPAddStage0)
-from fpadd.add1 import (FPAddStage1Mod, FPAddStage1)
-from fpadd.addstages import FPAddAlignSingleAdd
-
 from fpadd.statemachine import FPADDBase, FPADD
 from fpadd.pipeline import FPADDMuxInOut
 
+if __name__ == "__main__":
+    if True:
+        alu = FPADD(width=32, id_wid=5, single_cycle=True)
+        main(alu, ports=alu.rs[0][0].ports() + \
+                        alu.rs[0][1].ports() + \
+                        alu.res[0].ports() + \
+                        [alu.ids.in_mid, alu.ids.out_mid])
+    else:
+        alu = FPADDBase(width=32, id_wid=5, single_cycle=True)
+        main(alu, ports=[alu.in_a, alu.in_b] + \
+                        alu.in_t.ports() + \
+                        alu.out_z.ports() + \
+                        [alu.in_mid, alu.out_mid])
+
+
+    # works... but don't use, just do "python fname.py convert -t v"
+    #print (verilog.convert(alu, ports=[
+    #                        ports=alu.in_a.ports() + \
+    #                              alu.in_b.ports() + \
+    #                              alu.out_z.ports())