[llvm] [VPlan] Always consider register pressure on RISC-V (PR #156951)

[Luke Lau via llvm-commits]

================
@@ -393,6 +393,10 @@ static cl::opt<bool> EnableEarlyExitVectorization(
     cl::desc(
         "Enable vectorization of early exit loops with uncountable exits."));
 
+static cl::opt<bool> ConsiderRegPressure(
+    "vectorizer-consider-reg-pressure", cl::init(false), cl::Hidden,
----------------
lukel97 wrote:

Added in 9f620fa

https://github.com/llvm/llvm-project/pull/156951