[clang] [llvm] [NVPTX] Consolidate and cleanup various NVPTXISD nodes (NFC) (PR #145581)

[Alex MacLean via cfe-commits]

================
@@ -2174,23 +2129,40 @@ let mayStore = true in {
                   []>;
 }
 
-let isCall=1 in {
-  multiclass CALL<string OpcStr, SDNode OpNode> {
-     def PrintCallNoRetInst : NVPTXInst<(outs), (ins),
-       OpcStr # " ", [(OpNode 0)]>;
-     def PrintCallRetInst1 : NVPTXInst<(outs), (ins),
-       OpcStr # " (retval0), ", [(OpNode 1)]>;
+/// CALL(Chain, IsConvergent, IsIndirectCall/IsUniform, NumReturns,
+///      NumParams, Callee, Proto, InGlue)
+
+def CallOperand : Operand<i32> { let PrintMethod = "printCallOperand"; }
+
+foreach is_convergent = [0, 1] in {
+  defvar convergent_suffix = !if(is_convergent, "_conv", "");
+
+  let isCall = 1, isConvergent = is_convergent in {
+    def CALL # convergent_suffix :
+      NVPTXInst<(outs), (ins ADDR_base:$addr, CallOperand:$rets, 
CallOperand:$params, i32imm:$proto),
+                "call${rets:RetList} $addr, (${params:ParamList}), 
prototype_$proto;", []>;
+
+    def CALL_UNI # convergent_suffix :
+      NVPTXInst<(outs), (ins ADDR_base:$addr, CallOperand:$rets, 
CallOperand:$params),
+                "call.uni${rets:RetList} $addr, (${params:ParamList});", []>;
   }
-}
 
-defm Call : CALL<"call", PrintCall>;
-defm CallUni : CALL<"call.uni", PrintCallUni>;
+  defvar inst = !cast<NVPTXInst>("CALL" # convergent_suffix);
+  defvar inst_uni = !cast<NVPTXInst>("CALL_UNI" # convergent_suffix);
----------------
AlexMaclean wrote:

I've renamed these to `call_inst` and `call_uni_inst`

https://github.com/llvm/llvm-project/pull/145581
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