================ @@ -0,0 +1,82 @@ +//===-- RISCVInstrInfoXMips.td -----------------------------*- tablegen -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file describes the vendor extensions defined by MIPS. +// +//===----------------------------------------------------------------------===// + +//===----------------------------------------------------------------------===// + +// MIPS extensions +//===----------------------------------------------------------------------===// + +let Predicates = [HasVendorMIPSCMove], hasSideEffects = 0, mayLoad = 0, mayStore = 0, DecoderNamespace = "Xmipscomve" in { +def CCMOV : RVInstR4<0b11, 0b011, OPC_CUSTOM_0, (outs GPR:$rd), + (ins GPR:$rs1, GPR:$rs2, GPR:$rs3), + "mips.ccmov", "$rd, $rs2, $rs1, $rs3">, + Sched<[]>; +} + +let Predicates = [HasVendorMIPSCMove] in { +def : Pat<(select (XLenVT (setne (XLenVT GPR:$rs2), (XLenVT 0))), + (XLenVT GPR:$rs1), (XLenVT GPR:$rs3)), + (CCMOV GPR:$rs1, GPR:$rs2, GPR:$rs3)>; +def : Pat<(select (XLenVT (setne (XLenVT GPR:$x), (XLenVT simm12_plus1:$y))), + (XLenVT GPR:$rs1), (XLenVT GPR:$rs3)), + (CCMOV GPR:$rs1, (ADDI GPR:$x, (NegImm simm12_plus1:$y)), GPR:$rs3)>; +def : Pat<(select (XLenVT (setne (XLenVT GPR:$x), (XLenVT GPR:$y))), + (XLenVT GPR:$rs1), (XLenVT GPR:$rs3)), + (CCMOV GPR:$rs1, (XOR GPR:$x, GPR:$y), GPR:$rs3)>; +def : Pat<(select (XLenVT (seteq (XLenVT GPR:$rs2), (XLenVT 0))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, GPR:$rs2, GPR:$rs3)>; +def : Pat<(select (XLenVT (seteq (XLenVT GPR:$x), (XLenVT simm12_plus1:$y))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, (ADDI GPR:$x, (NegImm simm12_plus1:$y)), GPR:$rs3)>; +def : Pat<(select (XLenVT (seteq (XLenVT GPR:$x), (XLenVT GPR:$y))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, (XOR GPR:$x, GPR:$y), GPR:$rs3)>; +def : Pat<(select (XLenVT (setuge (XLenVT GPR:$x), (XLenVT GPR:$y))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, (SLTU GPR:$x, GPR:$y), GPR:$rs3)>; +def : Pat<(select (XLenVT (setge (XLenVT GPR:$x), (XLenVT GPR:$y))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, (SLT GPR:$x, GPR:$y), GPR:$rs3)>; +def : Pat<(select (XLenVT (setle (XLenVT GPR:$y), (XLenVT GPR:$x))), + (XLenVT GPR:$rs3), (XLenVT GPR:$rs1)), + (CCMOV GPR:$rs1, (SLT GPR:$x, GPR:$y), GPR:$rs3)>; +def : Pat<(select (XLenVT GPR:$rs2), (XLenVT GPR:$rs1), (XLenVT GPR:$rs3)), + (CCMOV GPR:$rs1, GPR:$rs2, GPR:$rs3)>; +} + +let Predicates = [HasVendorMIPSLoadStorePairs], hasSideEffects = 0, DecoderNamespace = "Xmipslsp" in { ---------------- topperc wrote:
line exceeds 80 characters https://github.com/llvm/llvm-project/pull/121394 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
