[llvm] [RISCV] Add +optimized-nfN-segment-load-store (PR #114414)

[Luke Lau via llvm-commits]

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@@ -1,33 +1,59 @@
 ; REQUIRES: asserts
-; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,NO-OPT
-; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v,+optimized-nf3-segment-load-store -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,OPT-NF3
-; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v,+optimized-nf4-segment-load-store -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,OPT-NF4
+; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v,-optimized-nf2-segment-load-store -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=NO-OPT
+; RUN: opt -passes=loop-vectorize -mtriple=riscv64 -mattr=+v -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=OPT-NF2
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lukel97 wrote:

+optimized-nf2-segment-load-store is enabled by default with the generic tuning, so the first run line is a negative feature to turn it off. The second run line actually has it enabled but I could make it explicit here if prefered

https://github.com/llvm/llvm-project/pull/114414