[llvm] [AMDGPU][True16] Legalize S16 for stores & loads in GlobalISel when True16 is enabled (PR #176963)

[Domenic Nutile via llvm-commits]

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@@ -464,8 +464,8 @@ static bool isLoadStoreSizeLegal(const GCNSubtarget &ST,
     MemSize = std::max(MemSize, Align);
 #endif
 
-  // Only 1-byte and 2-byte to 32-bit extloads are valid.
-  if (MemSize != RegSize && RegSize != 32)
+  // Only allow extloads to up to 32 bits.
+  if (MemSize != RegSize && RegSize > 32)
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saxlungs wrote:

Okay, can do

https://github.com/llvm/llvm-project/pull/176963