[llvm] [RISCV][VLOPT] Support segmented store instructions (PR #155467)

[Luke Lau via llvm-commits]

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@@ -178,6 +178,19 @@ static unsigned getIntegerExtensionOperandEEW(unsigned Factor,
   return Log2EEW;
 }
 
+#define VSEG_CASES(Prefix, EEW)                                                \
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lukel97 wrote:

The macros are fine by me, I think the search tables are on the pseudos anyway so it would be weird to mix the non-pseudo + pseudo opcodes.

https://github.com/llvm/llvm-project/pull/155467