llvm/lib/Support/AArch64BuildAttributes.cpp

   1 //===-- AArch64BuildAttributes.cpp - AArch64 Build Attributes -------------===//
   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 "llvm/Support/AArch64BuildAttributes.h"
  10 #include "llvm/ADT/StringSwitch.h"
  11
  12 using namespace llvm;
  13 using namespace llvm::AArch64BuildAttrs;
  14
  15 StringRef AArch64BuildAttrs::getVendorName(unsigned Vendor) {
  16   switch (Vendor) {
  17   case AEABI_FEATURE_AND_BITS:
  18     return "aeabi_feature_and_bits";
  19   case AEABI_PAUTHABI:
  20     return "aeabi_pauthabi";
  21   case VENDOR_UNKNOWN:
  22     return "";
  23   default:
  24     assert(0 && "Vendor name error");
  25     return "";
  26   }
  27 }
  28 VendorID AArch64BuildAttrs::getVendorID(StringRef Vendor) {
  29   return StringSwitch<VendorID>(Vendor)
  30       .Case("aeabi_feature_and_bits", AEABI_FEATURE_AND_BITS)
  31       .Case("aeabi_pauthabi", AEABI_PAUTHABI)
  32       .Default(VENDOR_UNKNOWN);
  33 }
  34
  35 StringRef AArch64BuildAttrs::getOptionalStr(unsigned Optional) {
  36   switch (Optional) {
  37   case REQUIRED:
  38     return "required";
  39   case OPTIONAL:
  40     return "optional";
  41   case OPTIONAL_NOT_FOUND:
  42   default:
  43     return "";
  44   }
  45 }
  46 SubsectionOptional AArch64BuildAttrs::getOptionalID(StringRef Optional) {
  47   return StringSwitch<SubsectionOptional>(Optional)
  48       .Case("required", REQUIRED)
  49       .Case("optional", OPTIONAL)
  50       .Default(OPTIONAL_NOT_FOUND);
  51 }
  52 StringRef AArch64BuildAttrs::getSubsectionOptionalUnknownError() {
  53   return "unknown AArch64 build attributes optionality, expected "
  54          "required|optional";
  55 }
  56
  57 StringRef AArch64BuildAttrs::getTypeStr(unsigned Type) {
  58   switch (Type) {
  59   case ULEB128:
  60     return "uleb128";
  61   case NTBS:
  62     return "ntbs";
  63   case TYPE_NOT_FOUND:
  64   default:
  65     return "";
  66   }
  67 }
  68 SubsectionType AArch64BuildAttrs::getTypeID(StringRef Type) {
  69   return StringSwitch<SubsectionType>(Type)
  70       .Cases("uleb128", "ULEB128", ULEB128)
  71       .Cases("ntbs", "NTBS", NTBS)
  72       .Default(TYPE_NOT_FOUND);
  73 }
  74 StringRef AArch64BuildAttrs::getSubsectionTypeUnknownError() {
  75   return "unknown AArch64 build attributes type, expected uleb128|ntbs";
  76 }
  77
  78 StringRef AArch64BuildAttrs::getPauthABITagsStr(unsigned PauthABITag) {
  79   switch (PauthABITag) {
  80   case TAG_PAUTH_PLATFORM:
  81     return "Tag_PAuth_Platform";
  82   case TAG_PAUTH_SCHEMA:
  83     return "Tag_PAuth_Schema";
  84   case PAUTHABI_TAG_NOT_FOUND:
  85   default:
  86     return "";
  87   }
  88 }
  89
  90 PauthABITags AArch64BuildAttrs::getPauthABITagsID(StringRef PauthABITag) {
  91   return StringSwitch<PauthABITags>(PauthABITag)
  92       .Case("Tag_PAuth_Platform", TAG_PAUTH_PLATFORM)
  93       .Case("Tag_PAuth_Schema", TAG_PAUTH_SCHEMA)
  94       .Default(PAUTHABI_TAG_NOT_FOUND);
  95 }
  96
  97 StringRef
  98 AArch64BuildAttrs::getFeatureAndBitsTagsStr(unsigned FeatureAndBitsTag) {
  99   switch (FeatureAndBitsTag) {
 100   case TAG_FEATURE_BTI:
 101     return "Tag_Feature_BTI";
 102   case TAG_FEATURE_PAC:
 103     return "Tag_Feature_PAC";
 104   case TAG_FEATURE_GCS:
 105     return "Tag_Feature_GCS";
 106   case FEATURE_AND_BITS_TAG_NOT_FOUND:
 107   default:
 108     return "";
 109   }
 110 }
 111
 112 FeatureAndBitsTags
 113 AArch64BuildAttrs::getFeatureAndBitsTagsID(StringRef FeatureAndBitsTag) {
 114   return StringSwitch<FeatureAndBitsTags>(FeatureAndBitsTag)
 115       .Case("Tag_Feature_BTI", TAG_FEATURE_BTI)
 116       .Case("Tag_Feature_PAC", TAG_FEATURE_PAC)
 117       .Case("Tag_Feature_GCS", TAG_FEATURE_GCS)
 118       .Default(FEATURE_AND_BITS_TAG_NOT_FOUND);
 119 }