[llvm] [RISCV][MC] Add support for hardcode encoding of .insn directive (PR #98030)

[Craig Topper via llvm-commits]

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@@ -1120,6 +1122,12 @@ def InsnS : DirectiveInsnS<(outs), (ins uimm7_opcode:$opcode, uimm3:$funct3,
                                         AnyReg:$rs2, AnyReg:$rs1,
                                         simm12:$imm12),
                            "$opcode, $funct3, $rs2, ${imm12}(${rs1})">;
+def Insn32 : RVInst<(outs), (ins uimm32:$value), "", "", [], InstFormatOther> {
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topperc wrote:

I don't think it should. Only a couple of the possible values are used. I think they are used to pick relocation type in the encoder. That shouldn't matter for these instructions.

https://github.com/llvm/llvm-project/pull/98030