[all-commits] [llvm/llvm-project] ba938f: AMDGPU/GlobalISel: Legalize s16->s64 G_FPTOSI/G_FP...

[petar-avramovic via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ba938f6388ffa632b3781416b7734e0d97cee245
      https://github.com/llvm/llvm-project/commit/ba938f6388ffa632b3781416b7734e0d97cee245
  Author: Petar Avramovic <Petar.Avramovic at amd.com>
  Date:   2020-07-20 (Mon, 20 Jul 2020)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
    M llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
    M llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fptosi.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fptoui.mir

  Log Message:
  -----------
  AMDGPU/GlobalISel: Legalize s16->s64 G_FPTOSI/G_FPTOUI

Add narrowScalarFor action.
Add narrow scalar for typeIndex == 0 for G_FPTOSI/G_FPTOUI.
Legalize using narrowScalarFor as s16->s32 G_FPTOSI/G_FPTOUI
followed by s32->s64 G_SEXT/G_ZEXT.

Differential Revision: https://reviews.llvm.org/D84010