[llvm] [RISCV][GISel] Lower G_FCONSTANT to constant pool load without F or D. (PR #73034)

[Michael Maitland via llvm-commits]

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@@ -932,6 +936,98 @@ bool RISCVInstructionSelector::selectJumpTable(MachineInstr &MI,
   return false;
 }
 
+// FIXME: This is very similar to selectGlobalValue. Merge somehow?
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michaelmaitland wrote:

Should we stack this change on https://github.com/llvm/llvm-project/pull/72769?

https://github.com/llvm/llvm-project/pull/73034