[llvm] [CodeGen] Add scalarization fallback for multi-result scalable intrinsics (PR #218634)

[Matt Arsenault via llvm-commits]

=?utf-8?q?Mattéo?= Rizza Murgier,=?utf-8?q?Mattéo?= Rizza Murgier
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/218634 at github.com>


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@@ -808,6 +809,37 @@ bool PreISelIntrinsicLowering::lowerIntrinsics(Module &M) const {
         return lowerUnaryVectorIntrinsicAsLoop(M, CI);
       });
       break;
+    case Intrinsic::modf:
+    case Intrinsic::sincos:
+    case Intrinsic::sincospi:
+      Changed |= forEachCall(F, [&](CallInst *CI) {
+        Type *Ty = CI->getArgOperand(0)->getType();
+        if (!TM || !isa<ScalableVectorType>(Ty))
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arsenm wrote:

TM cannot be null 

https://github.com/llvm/llvm-project/pull/218634