================
@@ -2096,6 +2096,30 @@ def sys_cr_op : Operand<i32> {
let OperandType = "OPERAND_IMMEDIATE";
}
+// SYSP operands are more restricted than generic system CR/imm fields.
+def sysp_op1 : Operand<i64>, ImmLeaf<i64, [{
+ return Imm >= 0 && Imm <= 6;
+}]> {
+ let ParserMatchClass = Imm0_7Operand;
+ let OperandType = "OPERAND_IMMEDIATE";
+}
+
+def sysp_crn_op : Operand<i32>, ImmLeaf<i32, [{
+ return Imm == 8 || Imm == 9;
+}]> {
+ let PrintMethod = "printSysCROperand";
+ let ParserMatchClass = SysCRAsmOperand;
----------------
jthackray wrote:
Ok. I've added a templated `isSysCRinRange()` method, and then defined new
classes in the tablegen, where we pass <low, high> to them. I've also updated
the sysp diagnostic tests. Leaving this as unresolved, since there might be
more to do here.
https://github.com/llvm/llvm-project/pull/182410
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