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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===--- MipsABIFlags.h - MIPS ABI flags ----------------------------------===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file defines the constants for the ABI flags structure contained |
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| 10 | // in the .MIPS.abiflags section. |
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| 11 | // |
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| 12 | // https://dmz-portal.mips.com/wiki/MIPS_O32_ABI_-_FR0_and_FR1_Interlinking |
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| 13 | // |
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| 14 | //===----------------------------------------------------------------------===// |
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| 15 | |||
| 16 | #ifndef LLVM_SUPPORT_MIPSABIFLAGS_H |
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| 17 | #define LLVM_SUPPORT_MIPSABIFLAGS_H |
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| 18 | |||
| 19 | namespace llvm { |
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| 20 | namespace Mips { |
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| 21 | |||
| 22 | // Values for the xxx_size bytes of an ABI flags structure. |
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| 23 | enum AFL_REG { |
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| 24 | AFL_REG_NONE = 0x00, // No registers |
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| 25 | AFL_REG_32 = 0x01, // 32-bit registers |
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| 26 | AFL_REG_64 = 0x02, // 64-bit registers |
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| 27 | AFL_REG_128 = 0x03 // 128-bit registers |
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| 28 | }; |
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| 29 | |||
| 30 | // Masks for the ases word of an ABI flags structure. |
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| 31 | enum AFL_ASE { |
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| 32 | AFL_ASE_DSP = 0x00000001, // DSP ASE |
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| 33 | AFL_ASE_DSPR2 = 0x00000002, // DSP R2 ASE |
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| 34 | AFL_ASE_EVA = 0x00000004, // Enhanced VA Scheme |
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| 35 | AFL_ASE_MCU = 0x00000008, // MCU (MicroController) ASE |
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| 36 | AFL_ASE_MDMX = 0x00000010, // MDMX ASE |
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| 37 | AFL_ASE_MIPS3D = 0x00000020, // MIPS-3D ASE |
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| 38 | AFL_ASE_MT = 0x00000040, // MT ASE |
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| 39 | AFL_ASE_SMARTMIPS = 0x00000080, // SmartMIPS ASE |
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| 40 | AFL_ASE_VIRT = 0x00000100, // VZ ASE |
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| 41 | AFL_ASE_MSA = 0x00000200, // MSA ASE |
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| 42 | AFL_ASE_MIPS16 = 0x00000400, // MIPS16 ASE |
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| 43 | AFL_ASE_MICROMIPS = 0x00000800, // MICROMIPS ASE |
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| 44 | AFL_ASE_XPA = 0x00001000, // XPA ASE |
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| 45 | AFL_ASE_CRC = 0x00008000, // CRC ASE |
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| 46 | AFL_ASE_GINV = 0x00020000 // GINV ASE |
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| 47 | }; |
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| 48 | |||
| 49 | // Values for the isa_ext word of an ABI flags structure. |
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| 50 | enum AFL_EXT { |
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| 51 | AFL_EXT_NONE = 0, // None |
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| 52 | AFL_EXT_XLR = 1, // RMI Xlr instruction |
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| 53 | AFL_EXT_OCTEON2 = 2, // Cavium Networks Octeon2 |
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| 54 | AFL_EXT_OCTEONP = 3, // Cavium Networks OcteonP |
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| 55 | AFL_EXT_LOONGSON_3A = 4, // Loongson 3A |
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| 56 | AFL_EXT_OCTEON = 5, // Cavium Networks Octeon |
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| 57 | AFL_EXT_5900 = 6, // MIPS R5900 instruction |
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| 58 | AFL_EXT_4650 = 7, // MIPS R4650 instruction |
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| 59 | AFL_EXT_4010 = 8, // LSI R4010 instruction |
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| 60 | AFL_EXT_4100 = 9, // NEC VR4100 instruction |
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| 61 | AFL_EXT_3900 = 10, // Toshiba R3900 instruction |
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| 62 | AFL_EXT_10000 = 11, // MIPS R10000 instruction |
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| 63 | AFL_EXT_SB1 = 12, // Broadcom SB-1 instruction |
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| 64 | AFL_EXT_4111 = 13, // NEC VR4111/VR4181 instruction |
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| 65 | AFL_EXT_4120 = 14, // NEC VR4120 instruction |
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| 66 | AFL_EXT_5400 = 15, // NEC VR5400 instruction |
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| 67 | AFL_EXT_5500 = 16, // NEC VR5500 instruction |
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| 68 | AFL_EXT_LOONGSON_2E = 17, // ST Microelectronics Loongson 2E |
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| 69 | AFL_EXT_LOONGSON_2F = 18, // ST Microelectronics Loongson 2F |
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| 70 | AFL_EXT_OCTEON3 = 19 // Cavium Networks Octeon3 |
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| 71 | }; |
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| 72 | |||
| 73 | // Values for the flags1 word of an ABI flags structure. |
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| 74 | enum AFL_FLAGS1 { AFL_FLAGS1_ODDSPREG = 1 }; |
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| 75 | |||
| 76 | // MIPS object attribute tags |
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| 77 | enum { |
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| 78 | Tag_GNU_MIPS_ABI_FP = 4, // Floating-point ABI used by this object file |
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| 79 | Tag_GNU_MIPS_ABI_MSA = 8, // MSA ABI used by this object file |
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| 80 | }; |
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| 81 | |||
| 82 | // Values for the fp_abi word of an ABI flags structure |
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| 83 | // and for the Tag_GNU_MIPS_ABI_FP attribute tag. |
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| 84 | enum Val_GNU_MIPS_ABI_FP { |
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| 85 | Val_GNU_MIPS_ABI_FP_ANY = 0, // not tagged |
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| 86 | Val_GNU_MIPS_ABI_FP_DOUBLE = 1, // hard float / -mdouble-float |
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| 87 | Val_GNU_MIPS_ABI_FP_SINGLE = 2, // hard float / -msingle-float |
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| 88 | Val_GNU_MIPS_ABI_FP_SOFT = 3, // soft float |
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| 89 | Val_GNU_MIPS_ABI_FP_OLD_64 = 4, // -mips32r2 -mfp64 |
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| 90 | Val_GNU_MIPS_ABI_FP_XX = 5, // -mfpxx |
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| 91 | Val_GNU_MIPS_ABI_FP_64 = 6, // -mips32r2 -mfp64 |
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| 92 | Val_GNU_MIPS_ABI_FP_64A = 7 // -mips32r2 -mfp64 -mno-odd-spreg |
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| 93 | }; |
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| 94 | |||
| 95 | // Values for the Tag_GNU_MIPS_ABI_MSA attribute tag. |
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| 96 | enum Val_GNU_MIPS_ABI_MSA { |
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| 97 | Val_GNU_MIPS_ABI_MSA_ANY = 0, // not tagged |
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| 98 | Val_GNU_MIPS_ABI_MSA_128 = 1 // 128-bit MSA |
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| 99 | }; |
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| 100 | } |
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| 101 | } |
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| 102 | |||
| 103 | #endif |