[llvm] [TableGen][RISCV] Generate pre/post-RA statistics for macro fusions (PR #209394)

[Craig Topper via llvm-commits]

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@@ -68,6 +68,14 @@ def TestFirstSameRegFusion: Fusion<"test-first-same-reg", "HasTestFirstSameRegFu
   bit IsCommutable = 1;
 }
 
+// A fusion that opts out of statistics collection.
+def TestNoStatisticFusion: SimpleFusion<"test-no-statistic", "HasTestNoStatisticFusion",
+                                        "Test Fusion Without Statistic",
+                                        CheckOpcode<[Inst0]>,
+                                        CheckOpcode<[Inst1]>> {
+  let GenerateStatistic = 0;
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topperc wrote:

`false`

https://github.com/llvm/llvm-project/pull/209394