[ARM] Add VFP lowering for fptosi.sat
authorDavid Green <david.green@arm.com>
Fri, 3 Sep 2021 17:11:08 +0000 (18:11 +0100)
committerDavid Green <david.green@arm.com>
Fri, 3 Sep 2021 17:11:08 +0000 (18:11 +0100)
commitf37e132263e427860cc89fc167419e8b8a8a17fd
treeeb9ad52554f6b7cb8bd7f13f803219e1ffd94297
parentbd22a99c57b472774a8addcaeef503540abe7b57
[ARM] Add VFP lowering for fptosi.sat

This extends D107865 to the VFP insructions, lowering llvm.fptosi.sat
and llvm.fptoui.sat to VCVT instructions that inherently perform the
saturate.

Differential Revision: https://reviews.llvm.org/D107866
llvm/lib/Target/ARM/ARMISelLowering.cpp
llvm/lib/Target/ARM/ARMInstrVFP.td
llvm/test/CodeGen/ARM/fptoi-sat-store.ll
llvm/test/CodeGen/ARM/fptosi-sat-scalar.ll
llvm/test/CodeGen/ARM/fptoui-sat-scalar.ll
llvm/test/CodeGen/Thumb2/mve-fptosi-sat-vector.ll
llvm/test/CodeGen/Thumb2/mve-fptoui-sat-vector.ll