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      1 //===-- SystemZCallingConv.cpp - Calling conventions for SystemZ ----------===//
      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 #include "SystemZCallingConv.h"
     10 #include "SystemZRegisterInfo.h"
     11 
     12 using namespace llvm;
     13 
     14 const MCPhysReg SystemZ::ELFArgGPRs[SystemZ::ELFNumArgGPRs] = {
     15   SystemZ::R2D, SystemZ::R3D, SystemZ::R4D, SystemZ::R5D, SystemZ::R6D
     16 };
     17 
     18 const MCPhysReg SystemZ::ELFArgFPRs[SystemZ::ELFNumArgFPRs] = {
     19   SystemZ::F0D, SystemZ::F2D, SystemZ::F4D, SystemZ::F6D
     20 };
     21 
     22 // The XPLINK64 ABI-defined param passing general purpose registers
     23 const MCPhysReg SystemZ::XPLINK64ArgGPRs[SystemZ::XPLINK64NumArgGPRs] = {
     24     SystemZ::R1D, SystemZ::R2D, SystemZ::R3D
     25 };
     26 
     27 // The XPLINK64 ABI-defined param passing floating point registers
     28 const MCPhysReg SystemZ::XPLINK64ArgFPRs[SystemZ::XPLINK64NumArgFPRs] = {
     29     SystemZ::F0D, SystemZ::F2D, SystemZ::F4D, SystemZ::F6D
     30 };
     31