lib/Target/AMDGPU/AMDILUtilityFunctions.h

   1 //===-- AMDILUtilityFunctions.h - AMDIL Utility Functions Header --------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //==-----------------------------------------------------------------------===//
   9 //
  10 // This file provides helper macros for expanding case statements.
  11 //
  12 //===----------------------------------------------------------------------===//
  13 #ifndef AMDILUTILITYFUNCTIONS_H_
  14 #define AMDILUTILITYFUNCTIONS_H_
  15
  16 // Macros that are used to help with switch statements for various data types
  17 // However, these macro's do not return anything unlike the second set below.
  18 #define ExpandCaseTo32bitIntTypes(Instr)  \
  19 case Instr##_i32:
  20
  21 #define ExpandCaseTo32bitIntTruncTypes(Instr)  \
  22 case Instr##_i32i8: \
  23 case Instr##_i32i16:
  24
  25 #define ExpandCaseToIntTypes(Instr) \
  26     ExpandCaseTo32bitIntTypes(Instr)
  27
  28 #define ExpandCaseToIntTruncTypes(Instr) \
  29     ExpandCaseTo32bitIntTruncTypes(Instr)
  30
  31 #define ExpandCaseToFloatTypes(Instr) \
  32     case Instr##_f32:
  33
  34 #define ExpandCaseTo32bitScalarTypes(Instr) \
  35     ExpandCaseTo32bitIntTypes(Instr) \
  36 case Instr##_f32:
  37
  38 #define ExpandCaseToAllScalarTypes(Instr) \
  39     ExpandCaseToFloatTypes(Instr) \
  40 ExpandCaseToIntTypes(Instr)
  41
  42 #define ExpandCaseToAllScalarTruncTypes(Instr) \
  43     ExpandCaseToFloatTruncTypes(Instr) \
  44 ExpandCaseToIntTruncTypes(Instr)
  45
  46 #define ExpandCaseToAllTypes(Instr) \
  47 ExpandCaseToAllScalarTypes(Instr)
  48
  49 #define ExpandCaseToAllTruncTypes(Instr) \
  50 ExpandCaseToAllScalarTruncTypes(Instr)
  51
  52 // Macros that expand into  statements with return values
  53 #define ExpandCaseTo32bitIntReturn(Instr, Return)  \
  54 case Instr##_i32: return Return##_i32;
  55
  56 #define ExpandCaseToIntReturn(Instr, Return) \
  57     ExpandCaseTo32bitIntReturn(Instr, Return)
  58
  59 #define ExpandCaseToFloatReturn(Instr, Return) \
  60     case Instr##_f32: return Return##_f32;\
  61
  62 #define ExpandCaseToAllScalarReturn(Instr, Return) \
  63     ExpandCaseToFloatReturn(Instr, Return) \
  64 ExpandCaseToIntReturn(Instr, Return)
  65
  66 // These macros expand to common groupings of RegClass ID's
  67 #define ExpandCaseTo1CompRegID \
  68 case AMDGPU::GPRI32RegClassID: \
  69 case AMDGPU::GPRF32RegClassID:
  70
  71 #define ExpandCaseTo32BitType(Instr) \
  72 case Instr##_i32: \
  73 case Instr##_f32:
  74
  75 #endif // AMDILUTILITYFUNCTIONS_H_