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
  12 def fcvt_16(x):
  13     return Float16(x)
  14
  15
  16 def fcvt_32(x):
  17     return Float32(x)
  18
  19
  20 def test_down_pipe_fp32_16():
  21     # XXX TODO: this has too great a dynamic range as input
  22     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  23     dut = FPCVTDownMuxInOut(32, 16, 4)
  24     runfp(dut, 32, "test_fcvt_down_pipe_fp32_16", Float32, fcvt_16, True,
  25           n_vals=100)
  26
  27
  28 def test_down_pipe_fp64_16():
  29     # XXX TODO: this has too great a dynamic range as input
  30     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  31     dut = FPCVTDownMuxInOut(64, 16, 4)
  32     runfp(dut, 64, "test_fcvt_down_pipe_fp64_16", Float64, fcvt_16, True,
  33           n_vals=100)
  34
  35
  36 def test_down_pipe_fp64_32():
  37     # XXX TODO: this has too great a dynamic range as input
  38     # http://bugs.libre-riscv.org/show_bug.cgi?id=113
  39     dut = FPCVTDownMuxInOut(64, 32, 4)
  40     runfp(dut, 64, "test_fcvt_down_pipe_fp64_32", Float64, fcvt_32, True,
  41           n_vals=100)
  42
  43
  44 if __name__ == '__main__':
  45     for i in range(200):
  46         test_down_pipe_fp64_16()
  47         test_down_pipe_fp32_16()
  48         test_down_pipe_fp64_32()