llvm-project/llvm/test/TableGen/generic-tables-instruction.td

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TableGen
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// RUN: llvm-tblgen -gen-searchable-tables -I %p/../../include %s | FileCheck %s
// XFAIL: vg_leak
include "llvm/TableGen/SearchableTable.td"
// CHECK-LABEL: GET_InstrTable_IMPL
// CHECK: const MyInstr InstrTable[] = {
// CHECK: { B, 0xA },
// CHECK: { C, 0x0 },
// CHECK: { A, 0x5 },
// CHECK: { D, 0x8 },
// CHECK: };
class Instruction {
bit isPseudo = 0;
}
class MyInstr<int op> : Instruction {
Instruction Opcode = !cast<Instruction>(NAME);
bits<16> CustomEncoding = op;
}
def A : MyInstr<5>;
def D : MyInstr<8>;
let isPseudo = 1 in {
def C : MyInstr<0>;
def B : MyInstr<10>;
}
def InstrTable : GenericTable {
let FilterClass = "MyInstr";
let Fields = ["Opcode", "CustomEncoding"];
let PrimaryKey = ["Opcode"];
let PrimaryKeyName = "getCustomEncodingHelper";
}