159d6cff9SDimitry Andric //===-- SystemZCallingConv.cpp - Calling conventions for SystemZ ----------===// 259d6cff9SDimitry Andric // 3e6d15924SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4e6d15924SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5e6d15924SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 659d6cff9SDimitry Andric // 759d6cff9SDimitry Andric //===----------------------------------------------------------------------===// 859d6cff9SDimitry Andric 959d6cff9SDimitry Andric #include "SystemZCallingConv.h" 1059d6cff9SDimitry Andric #include "SystemZRegisterInfo.h" 1159d6cff9SDimitry Andric 1259d6cff9SDimitry Andric using namespace llvm; 1359d6cff9SDimitry Andric 14344a3780SDimitry Andric const MCPhysReg SystemZ::ELFArgGPRs[SystemZ::ELFNumArgGPRs] = { 1559d6cff9SDimitry Andric SystemZ::R2D, SystemZ::R3D, SystemZ::R4D, SystemZ::R5D, SystemZ::R6D 1659d6cff9SDimitry Andric }; 1759d6cff9SDimitry Andric 18344a3780SDimitry Andric const MCPhysReg SystemZ::ELFArgFPRs[SystemZ::ELFNumArgFPRs] = { 19344a3780SDimitry Andric SystemZ::F0D, SystemZ::F2D, SystemZ::F4D, SystemZ::F6D 20344a3780SDimitry Andric }; 21344a3780SDimitry Andric 22344a3780SDimitry Andric // The XPLINK64 ABI-defined param passing general purpose registers 23344a3780SDimitry Andric const MCPhysReg SystemZ::XPLINK64ArgGPRs[SystemZ::XPLINK64NumArgGPRs] = { 24344a3780SDimitry Andric SystemZ::R1D, SystemZ::R2D, SystemZ::R3D 25344a3780SDimitry Andric }; 26344a3780SDimitry Andric 27344a3780SDimitry Andric // The XPLINK64 ABI-defined param passing floating point registers 28344a3780SDimitry Andric const MCPhysReg SystemZ::XPLINK64ArgFPRs[SystemZ::XPLINK64NumArgFPRs] = { 2959d6cff9SDimitry Andric SystemZ::F0D, SystemZ::F2D, SystemZ::F4D, SystemZ::F6D 3059d6cff9SDimitry Andric }; 31