[llvm] [GlobalISel][LLT] Introduce FPInfo for LLT (Enable bfloat, ppc128float and others in GlobalISel) (PR #155107)

[Matt Arsenault via llvm-commits]

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@@ -39,68 +39,149 @@ class raw_ostream;
 
 class LLT {
 public:
+  enum class FPVariant {
+    IEEE_FLOAT = 0x0,
+    BRAIN_FLOAT = 0x1,     // BRAIN_FLOAT
+    PPC128_FLOAT = 0x2,    // PPC128_FLOAT
+    EXTENDED_FP80 = 0x3,   // FP80
+    TENSOR_FLOAT32 = 0x4,  // TENSOR_FLOAT32
+    VARIANT_FLOAT_5 = 0x5, // UNASSIGNED
+    VARIANT_FLOAT_6 = 0x6, // UNASSIGNED
+    VARIANT_FLOAT_7 = 0x7, // UNASSIGNED
+  };
+
+  enum class Kind : uint64_t {
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arsenm wrote:

Why uint64_t? 

https://github.com/llvm/llvm-project/pull/155107