lib/Target/Mips/Mips16HardFloatInfo.h

   1 //===---- Mips16HardFloatInfo.h for Mips16 Hard Float              --------===//
   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 defines some data structures relevant to the implementation of
  10 // Mips16 hard float.
  11 //
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_LIB_TARGET_MIPS_MIPS16HARDFLOATINFO_H
  16 #define LLVM_LIB_TARGET_MIPS_MIPS16HARDFLOATINFO_H
  17
  18 namespace llvm {
  19
  20 namespace Mips16HardFloatInfo {
  21
  22 // Return types that matter for hard float are:
  23 // float, double, complex float, and complex double
  24 //
  25 enum FPReturnVariant { FRet, DRet, CFRet, CDRet, NoFPRet };
  26
  27 //
  28 // Parameter type that matter are float, (float, float), (float, double),
  29 // double, (double, double), (double, float)
  30 //
  31 enum FPParamVariant { FSig, FFSig, FDSig, DSig, DDSig, DFSig, NoSig };
  32
  33 struct FuncSignature {
  34   FPParamVariant ParamSig;
  35   FPReturnVariant RetSig;
  36 };
  37
  38 struct FuncNameSignature {
  39   const char *Name;
  40   FuncSignature Signature;
  41 };
  42
  43 extern const FuncNameSignature PredefinedFuncs[];
  44
  45 extern FuncSignature const *findFuncSignature(const char *name);
  46 }
  47 }
  48
  49 #endif