R600/SI: Update VOP3b to not include obsolete operands

[arsenm]

Summary

abs / neg are now part of the srcN_modifiers operands

[arsenm]

r218691

lib/Target/R600/AMDGPUISelDAGToDAG.cpp

     = (VT == MVT::f64) ? AMDGPU::V_DIV_SCALE_F64 : AMDGPU::V_DIV_SCALE_F32;
 
   const SDValue Zero = CurDAG->getTargetConstant(0, MVT::i32);
-
+  const SDValue False = CurDAG->getTargetConstant(0, MVT::i1);
   SDValue Ops[] = {
-    N->getOperand(0),
-    N->getOperand(1),
-    N->getOperand(2),
-    Zero,
-    Zero,
-    Zero,
-    Zero
+    Zero,             // src0_modifiers
+    N->getOperand(0), // src0
+    Zero,             // src1_modifiers
+    N->getOperand(1), // src1
+    Zero,             // src2_modifiers
+    N->getOperand(2), // src2
+    False,            // clamp
+    Zero              // omod
   };
 
   return CurDAG->SelectNodeTo(N, Opc, VT, MVT::i1, Ops);

lib/Target/R600/SIInstrInfo.cpp

     }
 
     // XXX: Commute VOP3 instructions with abs and neg set .
-    const MachineOperand *Abs = getNamedOperand(*MI, AMDGPU::OpName::abs);
-    const MachineOperand *Neg = getNamedOperand(*MI, AMDGPU::OpName::neg);
     const MachineOperand *Src0Mods = getNamedOperand(*MI,
                                           AMDGPU::OpName::src0_modifiers);
     const MachineOperand *Src1Mods = getNamedOperand(*MI,

     const MachineOperand *Src2Mods = getNamedOperand(*MI,
                                           AMDGPU::OpName::src2_modifiers);
 
-    if ((Abs && Abs->getImm()) || (Neg && Neg->getImm()) ||
-        (Src0Mods && Src0Mods->getImm()) || (Src1Mods && Src1Mods->getImm()) ||
+    if ((Src0Mods && Src0Mods->getImm()) ||
+        (Src1Mods && Src1Mods->getImm()) ||
         (Src2Mods && Src2Mods->getImm()))
       return nullptr;
 

lib/Target/R600/SIInstrInfo.td

                     string opName, list<dag> pattern> :
   VOP3b_2_m <
   op, (outs vrc:$dst0, SReg_64:$dst1),
-  (ins arc:$src0, arc:$src1, arc:$src2,
-   InstFlag:$abs, InstFlag:$clamp, InstFlag:$omod, InstFlag:$neg),
-  opName#" $dst0, $dst1, $src0, $src1, $src2, $abs, $clamp, $omod, $neg", pattern,
+      (ins InputModsNoDefault:$src0_modifiers, arc:$src0,
+           InputModsNoDefault:$src1_modifiers, arc:$src1,
+           InputModsNoDefault:$src2_modifiers, arc:$src2,
+           i32imm:$clamp, i32imm:$omod),
+  opName#" $dst0, $dst1, $src0_modifiers, $src1_modifiers, $src2_modifiers, $clamp, $omod", pattern,
   opName, opName, 1, 1
 >;