[llvm] [RISCV] Toggle throttled FP64 feature in SiFive7 scheduling model with subtarget feature (PR #162400)

[Min-Yih Hsu via llvm-commits]

================
@@ -1823,6 +1823,10 @@ def TuneConditionalCompressedMoveFusion
 def HasConditionalMoveFusion : Predicate<"Subtarget->hasConditionalMoveFusion()">;
 def NoConditionalMoveFusion  : Predicate<"!Subtarget->hasConditionalMoveFusion()">;
 
+def TuneHasThrottledVecFP64
----------------
mshockwave wrote:

Yeah that sounds better, it's fixed now (here and the base PR where this feature was introduced)

https://github.com/llvm/llvm-project/pull/162400