[all-commits] [llvm/llvm-project] 13edcd: [PowerPC] Support constrained rounding operations

[Qiu Chaofan via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 13edcd696e084df1bad8f90b89f0f11097a210df
      https://github.com/llvm/llvm-project/commit/13edcd696e084df1bad8f90b89f0f11097a210df
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2020-06-14 (Sun, 14 Jun 2020)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    M llvm/lib/Target/PowerPC/PPCInstrInfo.td
    M llvm/lib/Target/PowerPC/PPCInstrVSX.td
    A llvm/test/CodeGen/PowerPC/fp-strict-round.ll
    M llvm/test/CodeGen/PowerPC/kernel-fp-round.ll
    M llvm/test/CodeGen/PowerPC/ppcf128-constrained-fp-intrinsics.ll
    M llvm/test/CodeGen/PowerPC/recipest.ll
    M llvm/test/CodeGen/PowerPC/vector-constrained-fp-intrinsics.ll

  Log Message:
  -----------
  [PowerPC] Support constrained rounding operations

This patch adds handling of constrained FP intrinsics about round,
truncate and extend for PowerPC target, with necessary tests.

Reviewed By: steven.zhang

Differential Revision: https://reviews.llvm.org/D64193