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::MVE_arch, "Tag_MVE_arch" }, 32 { ARMBuildAttrs::PCS_config, "Tag_PCS_config" }, 33 { ARMBuildAttrs::ABI_PCS_R9_use, "Tag_ABI_PCS_R9_use" }, 34 { ARMBuildAttrs::ABI_PCS_RW_data, "Tag_ABI_PCS_RW_data" }, 35 { ARMBuildAttrs::ABI_PCS_RO_data, "Tag_ABI_PCS_RO_data" }, 36 { ARMBuildAttrs::ABI_PCS_GOT_use, "Tag_ABI_PCS_GOT_use" }, 37 { ARMBuildAttrs::ABI_PCS_wchar_t, "Tag_ABI_PCS_wchar_t" }, 38 { ARMBuildAttrs::ABI_FP_rounding, "Tag_ABI_FP_rounding" }, 39 { ARMBuildAttrs::ABI_FP_denormal, "Tag_ABI_FP_denormal" }, 40 { ARMBuildAttrs::ABI_FP_exceptions, "Tag_ABI_FP_exceptions" }, 41 { ARMBuildAttrs::ABI_FP_user_exceptions, "Tag_ABI_FP_user_exceptions" }, 42 { ARMBuildAttrs::ABI_FP_number_model, "Tag_ABI_FP_number_model" }, 43 { ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align_needed" }, 44 { ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align_preserved" }, 45 { ARMBuildAttrs::ABI_enum_size, "Tag_ABI_enum_size" }, 46 { ARMBuildAttrs::ABI_HardFP_use, "Tag_ABI_HardFP_use" }, 47 { ARMBuildAttrs::ABI_VFP_args, "Tag_ABI_VFP_args" }, 48 { ARMBuildAttrs::ABI_WMMX_args, "Tag_ABI_WMMX_args" }, 49 { ARMBuildAttrs::ABI_optimization_goals, "Tag_ABI_optimization_goals" }, 50 { ARMBuildAttrs::ABI_FP_optimization_goals, "Tag_ABI_FP_optimization_goals" }, 51 { ARMBuildAttrs::compatibility, "Tag_compatibility" }, 52 { ARMBuildAttrs::CPU_unaligned_access, "Tag_CPU_unaligned_access" }, 53 { ARMBuildAttrs::FP_HP_extension, "Tag_FP_HP_extension" }, 54 { ARMBuildAttrs::ABI_FP_16bit_format, "Tag_ABI_FP_16bit_format" }, 55 { ARMBuildAttrs::MPextension_use, "Tag_MPextension_use" }, 56 { ARMBuildAttrs::DIV_use, "Tag_DIV_use" }, 57 { ARMBuildAttrs::DSP_extension, "Tag_DSP_extension" }, 58 { ARMBuildAttrs::nodefaults, "Tag_nodefaults" }, 59 { ARMBuildAttrs::also_compatible_with, "Tag_also_compatible_with" }, 60 { ARMBuildAttrs::T2EE_use, "Tag_T2EE_use" }, 61 { ARMBuildAttrs::conformance, "Tag_conformance" }, 62 { ARMBuildAttrs::Virtualization_use, "Tag_Virtualization_use" }, 63 64 // Legacy Names 65 { ARMBuildAttrs::FP_arch, "Tag_VFP_arch" }, 66 { ARMBuildAttrs::FP_HP_extension, "Tag_VFP_HP_extension" }, 67 { ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align8_needed" }, 68 { ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align8_preserved" }, 69 }; 70 } 71 72 namespace llvm { 73 namespace ARMBuildAttrs { 74 StringRef AttrTypeAsString(unsigned Attr, bool HasTagPrefix) { 75 return AttrTypeAsString(static_cast<AttrType>(Attr), HasTagPrefix); 76 } 77 78 StringRef AttrTypeAsString(AttrType Attr, bool HasTagPrefix) { 79 for (unsigned TI = 0, TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags); 80 TI != TE; ++TI) 81 if (ARMAttributeTags[TI].Attr == Attr) { 82 auto TagName = ARMAttributeTags[TI].TagName; 83 return HasTagPrefix ? TagName : TagName.drop_front(4); 84 } 85 return ""; 86 } 87 88 int AttrTypeFromString(StringRef Tag) { 89 bool HasTagPrefix = Tag.startswith("Tag_"); 90 for (unsigned TI = 0, 91 TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags); 92 TI != TE; ++TI) { 93 auto TagName = ARMAttributeTags[TI].TagName; 94 if (TagName.drop_front(HasTagPrefix ? 0 : 4) == Tag) { 95 return ARMAttributeTags[TI].Attr; 96 } 97 } 98 return -1; 99 } 100 } 101 } 102 103