src/ieee754/fcvt/test/test_fcvt_pipe.py

   1 """ test of FPCVTMuxInOut
   2 """
   3
   4 from ieee754.fcvt.pipeline import (FPCVTDownMuxInOut,)
   5 from ieee754.fpcommon.test.fpmux import runfp
   6
   7 from sfpy import Float64, Float32, Float16
   8
   9 import unittest
  10
  11 def fcvt_16(x):
  12     return Float16(x)
  13
  14 def fcvt_32(x):
  15     return Float32(x)
  16
  17 def test_down_pipe_fp32_16():
  18     # XXX TODO: this has too great a dynamic range as input
  19     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  20     dut = FPCVTDownMuxInOut(32, 16, 4)
  21     runfp(dut, 32, "test_fcvt_down_pipe_fp32_16", Float32, fcvt_16, True,
  22             n_vals=100)
  23
  24 def test_down_pipe_fp64_16():
  25     # XXX TODO: this has too great a dynamic range as input
  26     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  27     dut = FPCVTDownMuxInOut(64, 16, 4)
  28     runfp(dut, 64, "test_fcvt_down_pipe_fp64_16", Float64, fcvt_16, True,
  29             n_vals=100)
  30
  31 def test_down_pipe_fp64_32():
  32     # XXX TODO: this has too great a dynamic range as input
  33     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  34     dut = FPCVTDownMuxInOut(64, 32, 4)
  35     runfp(dut, 64, "test_fcvt_down_pipe_fp64_32", Float64, fcvt_32, True,
  36             n_vals=100)
  37
  38 if __name__ == '__main__':
  39     for i in range(200):
  40         test_down_pipe_fp64_16()
  41         test_down_pipe_fp32_16()
  42         test_down_pipe_fp64_32()
  43