[AMDGPU][MC][GFX9] Added support of VOP3 'op_sel' modifier

See bug 33591: https://bugs.llvm.org//show_bug.cgi?id=33591

Reviewers: vpykhtin, artem.tamazov, SamWot, arsenm

Differential Revision: https://reviews.llvm.org/D35424

llvm-svn: 308740

1 files changed, 44 insertions, 0 deletions

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
index 7270742989b..29231adb7a6 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
@@ -174,6 +174,14 @@ private:
   bool SelectVOP3PMods0(SDValue In, SDValue &Src, SDValue &SrcMods,
                         SDValue &Clamp) const;
 
+  bool SelectVOP3OpSel(SDValue In, SDValue &Src, SDValue &SrcMods) const;
+  bool SelectVOP3OpSel0(SDValue In, SDValue &Src, SDValue &SrcMods,
+                        SDValue &Clamp) const;
+
+  bool SelectVOP3OpSelMods(SDValue In, SDValue &Src, SDValue &SrcMods) const;
+  bool SelectVOP3OpSelMods0(SDValue In, SDValue &Src, SDValue &SrcMods,
+                            SDValue &Clamp) const;
+
   void SelectADD_SUB_I64(SDNode *N);
   void SelectUADDO_USUBO(SDNode *N);
   void SelectDIV_SCALE(SDNode *N);
@@ -1864,6 +1872,42 @@ bool AMDGPUDAGToDAGISel::SelectVOP3PMods0(SDValue In, SDValue &Src,
   return SelectVOP3PMods(In, Src, SrcMods);
 }
 
+bool AMDGPUDAGToDAGISel::SelectVOP3OpSel(SDValue In, SDValue &Src,
+                                         SDValue &SrcMods) const {
+  Src = In;
+  // FIXME: Handle op_sel
+  SrcMods = CurDAG->getTargetConstant(0, SDLoc(In), MVT::i32);
+  return true;
+}
+
+bool AMDGPUDAGToDAGISel::SelectVOP3OpSel0(SDValue In, SDValue &Src,
+                                          SDValue &SrcMods,
+                                          SDValue &Clamp) const {
+  SDLoc SL(In);
+
+  // FIXME: Handle clamp
+  Clamp = CurDAG->getTargetConstant(0, SL, MVT::i32);
+
+  return SelectVOP3OpSel(In, Src, SrcMods);
+}
+
+bool AMDGPUDAGToDAGISel::SelectVOP3OpSelMods(SDValue In, SDValue &Src,
+                                             SDValue &SrcMods) const {
+  // FIXME: Handle op_sel
+  return SelectVOP3Mods(In, Src, SrcMods);
+}
+
+bool AMDGPUDAGToDAGISel::SelectVOP3OpSelMods0(SDValue In, SDValue &Src,
+                                              SDValue &SrcMods,
+                                              SDValue &Clamp) const {
+  SDLoc SL(In);
+
+  // FIXME: Handle clamp
+  Clamp = CurDAG->getTargetConstant(0, SL, MVT::i32);
+
+  return SelectVOP3OpSelMods(In, Src, SrcMods);
+}
+
 void AMDGPUDAGToDAGISel::PostprocessISelDAG() {
   const AMDGPUTargetLowering& Lowering =
     *static_cast<const AMDGPUTargetLowering*>(getTargetLowering());