1//===-- CSKYInstrAlias.td - Target Description for CSKY ----*- tablegen -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file describes the CSKY instructions alias. 10// 11//===----------------------------------------------------------------------===// 12 13def : InstAlias<"nop", (MOV16 R0, R0)>; 14def : InstAlias<"nop", (MOV32 R0, R0)>, Requires<[iHasE2]>; 15 16def : InstAlias<"bgeni16 $dst, $imm", (BGENI GPR:$dst, uimm5:$imm)>; 17def : InstAlias<"bgeni32 $dst, $imm", (BGENI GPR:$dst, uimm5:$imm)>; 18 19def : InstAlias<"bsr $dst", (BSR32 call_symbol:$dst)>; 20 21def : InstAlias<"grs\t$rz, $offset", (GRS32 GPR:$rz, bare_symbol:$offset)>; 22 23def : InstAlias<"jbsr\t$src1", (JBSR32 call_symbol:$src1)>; 24 25def : InstAlias<"jbr $dst", (JBR16 br_symbol_16bit:$dst)>; 26def : InstAlias<"jbt $dst", (JBT16 C, br_symbol_16bit:$dst)>; 27def : InstAlias<"jbf $dst", (JBF16 C, br_symbol_16bit:$dst)>; 28 29def : InstAlias<"lrw $rz, $src", (PseudoLRW16 mGPR:$rz, bare_symbol:$src)>; 30def : InstAlias<"lrw $rz, $src", (LRW16 mGPR:$rz, constpool_symbol_16bit:$src)>; 31def : InstAlias<"lrw $rz, $src", (PseudoLRW32 GPR:$rz, bare_symbol:$src)>; 32def : InstAlias<"lrw $rz, $src", (LRW32 GPR:$rz, constpool_symbol:$src)>; 33 34def : InstAlias<"jsri $dst", (PseudoJSRI32 call_symbol:$dst)>; 35def : InstAlias<"jsri $dst", (JSRI32 constpool_symbol:$dst)>; 36 37def : InstAlias<"jmpi $dst", (PseudoJMPI32 br_symbol:$dst)>; 38def : InstAlias<"jmpi $dst", (JMPI32 constpool_symbol:$dst)>;