[llvm] [RISCV] Add more intrinsics into canSplatOperand. (PR #83106)

[Craig Topper via llvm-commits]

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@@ -2009,6 +2009,22 @@ bool RISCVTargetLowering::canSplatOperand(Instruction *I, int Operand) const {
   case Intrinsic::vp_fmul:
   case Intrinsic::vp_icmp:
   case Intrinsic::vp_fcmp:
+  case Intrinsic::smin:
+  case Intrinsic::vp_smin:
+  case Intrinsic::umin:
+  case Intrinsic::vp_umin:
+  case Intrinsic::smax:
+  case Intrinsic::vp_smax:
+  case Intrinsic::umax:
+  case Intrinsic::vp_umax:
+  case Intrinsic::sadd_sat:
+  case Intrinsic::vp_sadd_sat:
+  case Intrinsic::uadd_sat:
+  case Intrinsic::vp_uadd_sat:
+  case Intrinsic::ssub_sat:
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topperc wrote:

ssub_sat/usub_sat isn't commutable and we only have one .vx form for those instructions.

https://github.com/llvm/llvm-project/pull/83106