[clang] [llvm] [RISCV] Add Qualcomm uC Xqcilia (Large Immediate Arithmetic) extension (PR #124706)

[Craig Topper via cfe-commits]

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@@ -326,6 +326,7 @@ enum OperandType : unsigned {
   OPERAND_SIMM12,
   OPERAND_SIMM12_LSB00000,
   OPERAND_SIMM26,
+  OPERAND_IMM32,
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topperc wrote:

Since allowing 32-bit immediates for RV32 is common and the MCInst will always store int<32>, should this be `OPERAND_SIMM32`?

https://github.com/llvm/llvm-project/pull/124706