1 //===-- ARMBuildAttrs.cpp - ARM 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/ADT/StringRef.h" 10 #include "llvm/Support/ARMBuildAttributes.h" 11 12 using namespace llvm; 13 14 namespace { 15 const struct { 16 ARMBuildAttrs::AttrType Attr; 17 StringRef TagName; 18 } ARMAttributeTags[] = { 19 { ARMBuildAttrs::File, "Tag_File" }, 20 { ARMBuildAttrs::Section, "Tag_Section" }, 21 { ARMBuildAttrs::Symbol, "Tag_Symbol" }, 22 { ARMBuildAttrs::CPU_raw_name, "Tag_CPU_raw_name" }, 23 { ARMBuildAttrs::CPU_name, "Tag_CPU_name" }, 24 { ARMBuildAttrs::CPU_arch, "Tag_CPU_arch" }, 25 { ARMBuildAttrs::CPU_arch_profile, "Tag_CPU_arch_profile" }, 26 { ARMBuildAttrs::ARM_ISA_use, "Tag_ARM_ISA_use" }, 27 { ARMBuildAttrs::THUMB_ISA_use, "Tag_THUMB_ISA_use" }, 28 { ARMBuildAttrs::FP_arch, "Tag_FP_arch" }, 29 { ARMBuildAttrs::WMMX_arch, "Tag_WMMX_arch" }, 30 { ARMBuildAttrs::Advanced_SIMD_arch, "Tag_Advanced_SIMD_arch" }, 31 { ARMBuildAttrs::PCS_config, "Tag_PCS_config" }, 32 { ARMBuildAttrs::ABI_PCS_R9_use, "Tag_ABI_PCS_R9_use" }, 33 { ARMBuildAttrs::ABI_PCS_RW_data, "Tag_ABI_PCS_RW_data" }, 34 { ARMBuildAttrs::ABI_PCS_RO_data, "Tag_ABI_PCS_RO_data" }, 35 { ARMBuildAttrs::ABI_PCS_GOT_use, "Tag_ABI_PCS_GOT_use" }, 36 { ARMBuildAttrs::ABI_PCS_wchar_t, "Tag_ABI_PCS_wchar_t" }, 37 { ARMBuildAttrs::ABI_FP_rounding, "Tag_ABI_FP_rounding" }, 38 { ARMBuildAttrs::ABI_FP_denormal, "Tag_ABI_FP_denormal" }, 39 { ARMBuildAttrs::ABI_FP_exceptions, "Tag_ABI_FP_exceptions" }, 40 { ARMBuildAttrs::ABI_FP_user_exceptions, "Tag_ABI_FP_user_exceptions" }, 41 { ARMBuildAttrs::ABI_FP_number_model, "Tag_ABI_FP_number_model" }, 42 { ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align_needed" }, 43 { ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align_preserved" }, 44 { ARMBuildAttrs::ABI_enum_size, "Tag_ABI_enum_size" }, 45 { ARMBuildAttrs::ABI_HardFP_use, "Tag_ABI_HardFP_use" }, 46 { ARMBuildAttrs::ABI_VFP_args, "Tag_ABI_VFP_args" }, 47 { ARMBuildAttrs::ABI_WMMX_args, "Tag_ABI_WMMX_args" }, 48 { ARMBuildAttrs::ABI_optimization_goals, "Tag_ABI_optimization_goals" }, 49 { ARMBuildAttrs::ABI_FP_optimization_goals, "Tag_ABI_FP_optimization_goals" }, 50 { ARMBuildAttrs::compatibility, "Tag_compatibility" }, 51 { ARMBuildAttrs::CPU_unaligned_access, "Tag_CPU_unaligned_access" }, 52 { ARMBuildAttrs::FP_HP_extension, "Tag_FP_HP_extension" }, 53 { ARMBuildAttrs::ABI_FP_16bit_format, "Tag_ABI_FP_16bit_format" }, 54 { ARMBuildAttrs::MPextension_use, "Tag_MPextension_use" }, 55 { ARMBuildAttrs::DIV_use, "Tag_DIV_use" }, 56 { ARMBuildAttrs::DSP_extension, "Tag_DSP_extension" }, 57 { ARMBuildAttrs::nodefaults, "Tag_nodefaults" }, 58 { ARMBuildAttrs::also_compatible_with, "Tag_also_compatible_with" }, 59 { ARMBuildAttrs::T2EE_use, "Tag_T2EE_use" }, 60 { ARMBuildAttrs::conformance, "Tag_conformance" }, 61 { ARMBuildAttrs::Virtualization_use, "Tag_Virtualization_use" }, 62 63 // Legacy Names 64 { ARMBuildAttrs::FP_arch, "Tag_VFP_arch" }, 65 { ARMBuildAttrs::FP_HP_extension, "Tag_VFP_HP_extension" }, 66 { ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align8_needed" }, 67 { ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align8_preserved" }, 68 }; 69 } 70 71 namespace llvm { 72 namespace ARMBuildAttrs { 73 StringRef AttrTypeAsString(unsigned Attr, bool HasTagPrefix) { 74 return AttrTypeAsString(static_cast<AttrType>(Attr), HasTagPrefix); 75 } 76 77 StringRef AttrTypeAsString(AttrType Attr, bool HasTagPrefix) { 78 for (unsigned TI = 0, TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags); 79 TI != TE; ++TI) 80 if (ARMAttributeTags[TI].Attr == Attr) { 81 auto TagName = ARMAttributeTags[TI].TagName; 82 return HasTagPrefix ? TagName : TagName.drop_front(4); 83 } 84 return ""; 85 } 86 87 int AttrTypeFromString(StringRef Tag) { 88 bool HasTagPrefix = Tag.startswith("Tag_"); 89 for (unsigned TI = 0, 90 TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags); 91 TI != TE; ++TI) { 92 auto TagName = ARMAttributeTags[TI].TagName; 93 if (TagName.drop_front(HasTagPrefix ? 0 : 4) == Tag) { 94 return ARMAttributeTags[TI].Attr; 95 } 96 } 97 return -1; 98 } 99 } 100 } 101 102