104 lines
3.9 KiB
C
104 lines
3.9 KiB
C
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//===--- MipsABIFlags.h - MIPS ABI flags ----------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the constants for the ABI flags structure contained
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// in the .MIPS.abiflags section.
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//
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// https://dmz-portal.mips.com/wiki/MIPS_O32_ABI_-_FR0_and_FR1_Interlinking
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_MIPSABIFLAGS_H
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#define LLVM_SUPPORT_MIPSABIFLAGS_H
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namespace llvm {
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namespace Mips {
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// Values for the xxx_size bytes of an ABI flags structure.
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enum AFL_REG {
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AFL_REG_NONE = 0x00, // No registers
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AFL_REG_32 = 0x01, // 32-bit registers
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AFL_REG_64 = 0x02, // 64-bit registers
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AFL_REG_128 = 0x03 // 128-bit registers
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};
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// Masks for the ases word of an ABI flags structure.
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enum AFL_ASE {
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AFL_ASE_DSP = 0x00000001, // DSP ASE
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AFL_ASE_DSPR2 = 0x00000002, // DSP R2 ASE
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AFL_ASE_EVA = 0x00000004, // Enhanced VA Scheme
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AFL_ASE_MCU = 0x00000008, // MCU (MicroController) ASE
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AFL_ASE_MDMX = 0x00000010, // MDMX ASE
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AFL_ASE_MIPS3D = 0x00000020, // MIPS-3D ASE
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AFL_ASE_MT = 0x00000040, // MT ASE
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AFL_ASE_SMARTMIPS = 0x00000080, // SmartMIPS ASE
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AFL_ASE_VIRT = 0x00000100, // VZ ASE
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AFL_ASE_MSA = 0x00000200, // MSA ASE
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AFL_ASE_MIPS16 = 0x00000400, // MIPS16 ASE
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AFL_ASE_MICROMIPS = 0x00000800, // MICROMIPS ASE
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AFL_ASE_XPA = 0x00001000, // XPA ASE
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AFL_ASE_CRC = 0x00008000, // CRC ASE
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AFL_ASE_GINV = 0x00020000 // GINV ASE
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};
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// Values for the isa_ext word of an ABI flags structure.
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enum AFL_EXT {
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AFL_EXT_NONE = 0, // None
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AFL_EXT_XLR = 1, // RMI Xlr instruction
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AFL_EXT_OCTEON2 = 2, // Cavium Networks Octeon2
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AFL_EXT_OCTEONP = 3, // Cavium Networks OcteonP
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AFL_EXT_LOONGSON_3A = 4, // Loongson 3A
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AFL_EXT_OCTEON = 5, // Cavium Networks Octeon
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AFL_EXT_5900 = 6, // MIPS R5900 instruction
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AFL_EXT_4650 = 7, // MIPS R4650 instruction
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AFL_EXT_4010 = 8, // LSI R4010 instruction
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AFL_EXT_4100 = 9, // NEC VR4100 instruction
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AFL_EXT_3900 = 10, // Toshiba R3900 instruction
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AFL_EXT_10000 = 11, // MIPS R10000 instruction
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AFL_EXT_SB1 = 12, // Broadcom SB-1 instruction
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AFL_EXT_4111 = 13, // NEC VR4111/VR4181 instruction
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AFL_EXT_4120 = 14, // NEC VR4120 instruction
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AFL_EXT_5400 = 15, // NEC VR5400 instruction
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AFL_EXT_5500 = 16, // NEC VR5500 instruction
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AFL_EXT_LOONGSON_2E = 17, // ST Microelectronics Loongson 2E
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AFL_EXT_LOONGSON_2F = 18, // ST Microelectronics Loongson 2F
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AFL_EXT_OCTEON3 = 19 // Cavium Networks Octeon3
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};
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// Values for the flags1 word of an ABI flags structure.
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enum AFL_FLAGS1 { AFL_FLAGS1_ODDSPREG = 1 };
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// MIPS object attribute tags
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enum {
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Tag_GNU_MIPS_ABI_FP = 4, // Floating-point ABI used by this object file
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Tag_GNU_MIPS_ABI_MSA = 8, // MSA ABI used by this object file
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};
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// Values for the fp_abi word of an ABI flags structure
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// and for the Tag_GNU_MIPS_ABI_FP attribute tag.
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enum Val_GNU_MIPS_ABI_FP {
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Val_GNU_MIPS_ABI_FP_ANY = 0, // not tagged
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Val_GNU_MIPS_ABI_FP_DOUBLE = 1, // hard float / -mdouble-float
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Val_GNU_MIPS_ABI_FP_SINGLE = 2, // hard float / -msingle-float
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Val_GNU_MIPS_ABI_FP_SOFT = 3, // soft float
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Val_GNU_MIPS_ABI_FP_OLD_64 = 4, // -mips32r2 -mfp64
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Val_GNU_MIPS_ABI_FP_XX = 5, // -mfpxx
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Val_GNU_MIPS_ABI_FP_64 = 6, // -mips32r2 -mfp64
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Val_GNU_MIPS_ABI_FP_64A = 7 // -mips32r2 -mfp64 -mno-odd-spreg
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};
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// Values for the Tag_GNU_MIPS_ABI_MSA attribute tag.
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enum Val_GNU_MIPS_ABI_MSA {
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Val_GNU_MIPS_ABI_MSA_ANY = 0, // not tagged
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Val_GNU_MIPS_ABI_MSA_128 = 1 // 128-bit MSA
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};
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}
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}
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#endif
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