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-//===-- ARMBuildAttrs.h - ARM Build Attributes ------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains enumerations and support routines for ARM build attributes
-// as defined in ARM ABI addenda document (ABI release 2.08).
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef __TARGET_ARMBUILDATTRS_H__
-#define __TARGET_ARMBUILDATTRS_H__
-
-namespace ARMBuildAttrs {
- enum SpecialAttr {
- // This is for the .cpu asm attr. It translates into one or more
- // AttrType (below) entries in the .ARM.attributes section in the ELF.
- SEL_CPU
- };
-
- enum AttrType {
- // Rest correspond to ELF/.ARM.attributes
- File = 1,
- Section = 2,
- Symbol = 3,
- CPU_raw_name = 4,
- CPU_name = 5,
- CPU_arch = 6,
- CPU_arch_profile = 7,
- ARM_ISA_use = 8,
- THUMB_ISA_use = 9,
- VFP_arch = 10,
- WMMX_arch = 11,
- Advanced_SIMD_arch = 12,
- PCS_config = 13,
- ABI_PCS_R9_use = 14,
- ABI_PCS_RW_data = 15,
- ABI_PCS_RO_data = 16,
- ABI_PCS_GOT_use = 17,
- ABI_PCS_wchar_t = 18,
- ABI_FP_rounding = 19,
- ABI_FP_denormal = 20,
- ABI_FP_exceptions = 21,
- ABI_FP_user_exceptions = 22,
- ABI_FP_number_model = 23,
- ABI_align8_needed = 24,
- ABI_align8_preserved = 25,
- ABI_enum_size = 26,
- ABI_HardFP_use = 27,
- ABI_VFP_args = 28,
- ABI_WMMX_args = 29,
- ABI_optimization_goals = 30,
- ABI_FP_optimization_goals = 31,
- compatibility = 32,
- CPU_unaligned_access = 34,
- VFP_HP_extension = 36,
- ABI_FP_16bit_format = 38,
- MPextension_use = 42, // was 70, 2.08 ABI
- DIV_use = 44,
- nodefaults = 64,
- also_compatible_with = 65,
- T2EE_use = 66,
- conformance = 67,
- Virtualization_use = 68,
- MPextension_use_old = 70
- };
-
- // Magic numbers for .ARM.attributes
- enum AttrMagic {
- Format_Version = 0x41
- };
-
- // Legal Values for CPU_arch, (=6), uleb128
- enum CPUArch {
- Pre_v4 = 0,
- v4 = 1, // e.g. SA110
- v4T = 2, // e.g. ARM7TDMI
- v5T = 3, // e.g. ARM9TDMI
- v5TE = 4, // e.g. ARM946E_S
- v5TEJ = 5, // e.g. ARM926EJ_S
- v6 = 6, // e.g. ARM1136J_S
- v6KZ = 7, // e.g. ARM1176JZ_S
- v6T2 = 8, // e.g. ARM1156T2F_S
- v6K = 9, // e.g. ARM1136J_S
- v7 = 10, // e.g. Cortex A8, Cortex M3
- v6_M = 11, // e.g. Cortex M1
- v6S_M = 12, // v6_M with the System extensions
- v7E_M = 13 // v7_M with DSP extensions
- };
-
- enum CPUArchProfile { // (=7), uleb128
- Not_Applicable = 0, // pre v7, or cross-profile code
- ApplicationProfile = (0x41), // 'A' (e.g. for Cortex A8)
- RealTimeProfile = (0x52), // 'R' (e.g. for Cortex R4)
- MicroControllerProfile = (0x4D), // 'M' (e.g. for Cortex M3)
- SystemProfile = (0x53) // 'S' Application or real-time profile
- };
-
- // The following have a lot of common use cases
- enum {
- //ARMISAUse (=8), uleb128 and THUMBISAUse (=9), uleb128
- Not_Allowed = 0,
- Allowed = 1,
-
- // FP_arch (=10), uleb128 (formerly Tag_VFP_arch = 10)
- AllowFPv2 = 2, // v2 FP ISA permitted (implies use of the v1 FP ISA)
- AllowFPv3A = 3, // v3 FP ISA permitted (implies use of the v2 FP ISA)
- AllowFPv3B = 4, // v3 FP ISA permitted, but only D0-D15, S0-S31
- AllowFPv4A = 5, // v4 FP ISA permitted (implies use of v3 FP ISA)
- AllowFPv4B = 6, // v4 FP ISA was permitted, but only D0-D15, S0-S31
-
- // Tag_WMMX_arch, (=11), uleb128
- AllowThumb32 = 2, // 32-bit Thumb (implies 16-bit instructions)
-
- // Tag_WMMX_arch, (=11), uleb128
- AllowWMMXv1 = 2, // The user permitted this entity to use WMMX v2
-
- // Tag_ABI_FP_denormal, (=20), uleb128
- PreserveFPSign = 2, // sign when flushed-to-zero is preserved
-
- // Tag_ABI_FP_number_model, (=23), uleb128
- AllowRTABI = 2, // numbers, infinities, and one quiet NaN (see [RTABI])
- AllowIEE754 = 3 // this code to use all the IEEE 754-defined FP encodings
- };
-}
-
-#endif // __TARGET_ARMBUILDATTRS_H__