These patches are separated from riscv vector extension 0.9 patchset.
The set includes 
   1. alternative NaN handlding
   2. float16 comparision APIs.
   3. float16 to int8/uint8 conversion APIs

Chih-Min Chao (1):
  softfloat: add APIs to handle alternative sNaN propagation

Frank Chang (1):
  softfloat: add fp16 and uint8/int8 interconvert functions

Kito Cheng (1):
  softfloat: target/riscv: implement full set fp16 comparision

 fpu/softfloat.c              | 109 ++++++++++++++++++++++++++++++++-----------
 include/fpu/softfloat.h      |  55 ++++++++++++++++++++++
 target/riscv/vector_helper.c |  25 ----------
 3 files changed, 137 insertions(+), 52 deletions(-)

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2.7.4