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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 | /* SPDX-License-Identifier: GPL-2.0 */ /* * Generate .byte code for some instructions not supported by old * binutils. */ #ifndef X86_ASM_INST_H #define X86_ASM_INST_H #ifdef __ASSEMBLY__ #define REG_NUM_INVALID 100 #define REG_TYPE_R32 0 #define REG_TYPE_R64 1 #define REG_TYPE_INVALID 100 .macro R32_NUM opd r32 \opd = REG_NUM_INVALID .ifc \r32,%eax \opd = 0 .endif .ifc \r32,%ecx \opd = 1 .endif .ifc \r32,%edx \opd = 2 .endif .ifc \r32,%ebx \opd = 3 .endif .ifc \r32,%esp \opd = 4 .endif .ifc \r32,%ebp \opd = 5 .endif .ifc \r32,%esi \opd = 6 .endif .ifc \r32,%edi \opd = 7 .endif #ifdef CONFIG_X86_64 .ifc \r32,%r8d \opd = 8 .endif .ifc \r32,%r9d \opd = 9 .endif .ifc \r32,%r10d \opd = 10 .endif .ifc \r32,%r11d \opd = 11 .endif .ifc \r32,%r12d \opd = 12 .endif .ifc \r32,%r13d \opd = 13 .endif .ifc \r32,%r14d \opd = 14 .endif .ifc \r32,%r15d \opd = 15 .endif #endif .endm .macro R64_NUM opd r64 \opd = REG_NUM_INVALID #ifdef CONFIG_X86_64 .ifc \r64,%rax \opd = 0 .endif .ifc \r64,%rcx \opd = 1 .endif .ifc \r64,%rdx \opd = 2 .endif .ifc \r64,%rbx \opd = 3 .endif .ifc \r64,%rsp \opd = 4 .endif .ifc \r64,%rbp \opd = 5 .endif .ifc \r64,%rsi \opd = 6 .endif .ifc \r64,%rdi \opd = 7 .endif .ifc \r64,%r8 \opd = 8 .endif .ifc \r64,%r9 \opd = 9 .endif .ifc \r64,%r10 \opd = 10 .endif .ifc \r64,%r11 \opd = 11 .endif .ifc \r64,%r12 \opd = 12 .endif .ifc \r64,%r13 \opd = 13 .endif .ifc \r64,%r14 \opd = 14 .endif .ifc \r64,%r15 \opd = 15 .endif #endif .endm .macro REG_TYPE type reg R32_NUM reg_type_r32 \reg R64_NUM reg_type_r64 \reg .if reg_type_r64 <> REG_NUM_INVALID \type = REG_TYPE_R64 .elseif reg_type_r32 <> REG_NUM_INVALID \type = REG_TYPE_R32 .else \type = REG_TYPE_INVALID .endif .endm .macro PFX_REX opd1 opd2 W=0 .if ((\opd1 | \opd2) & 8) || \W .byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) | (\W << 3) .endif .endm .macro MODRM mod opd1 opd2 .byte \mod | (\opd1 & 7) | ((\opd2 & 7) << 3) .endm #endif #endif |