1/* 2 * Generate .byte code for some instructions not supported by old 3 * binutils. 4 */ 5#ifndef X86_ASM_INST_H 6#define X86_ASM_INST_H 7 8#ifdef __ASSEMBLY__ 9 10#define REG_NUM_INVALID 100 11 12#define REG_TYPE_R64 0 13#define REG_TYPE_XMM 1 14#define REG_TYPE_INVALID 100 15 16 .macro R64_NUM opd r64 17 \opd = REG_NUM_INVALID 18 .ifc \r64,%rax 19 \opd = 0 20 .endif 21 .ifc \r64,%rcx 22 \opd = 1 23 .endif 24 .ifc \r64,%rdx 25 \opd = 2 26 .endif 27 .ifc \r64,%rbx 28 \opd = 3 29 .endif 30 .ifc \r64,%rsp 31 \opd = 4 32 .endif 33 .ifc \r64,%rbp 34 \opd = 5 35 .endif 36 .ifc \r64,%rsi 37 \opd = 6 38 .endif 39 .ifc \r64,%rdi 40 \opd = 7 41 .endif 42 .ifc \r64,%r8 43 \opd = 8 44 .endif 45 .ifc \r64,%r9 46 \opd = 9 47 .endif 48 .ifc \r64,%r10 49 \opd = 10 50 .endif 51 .ifc \r64,%r11 52 \opd = 11 53 .endif 54 .ifc \r64,%r12 55 \opd = 12 56 .endif 57 .ifc \r64,%r13 58 \opd = 13 59 .endif 60 .ifc \r64,%r14 61 \opd = 14 62 .endif 63 .ifc \r64,%r15 64 \opd = 15 65 .endif 66 .endm 67 68 .macro XMM_NUM opd xmm 69 \opd = REG_NUM_INVALID 70 .ifc \xmm,%xmm0 71 \opd = 0 72 .endif 73 .ifc \xmm,%xmm1 74 \opd = 1 75 .endif 76 .ifc \xmm,%xmm2 77 \opd = 2 78 .endif 79 .ifc \xmm,%xmm3 80 \opd = 3 81 .endif 82 .ifc \xmm,%xmm4 83 \opd = 4 84 .endif 85 .ifc \xmm,%xmm5 86 \opd = 5 87 .endif 88 .ifc \xmm,%xmm6 89 \opd = 6 90 .endif 91 .ifc \xmm,%xmm7 92 \opd = 7 93 .endif 94 .ifc \xmm,%xmm8 95 \opd = 8 96 .endif 97 .ifc \xmm,%xmm9 98 \opd = 9 99 .endif 100 .ifc \xmm,%xmm10 101 \opd = 10 102 .endif 103 .ifc \xmm,%xmm11 104 \opd = 11 105 .endif 106 .ifc \xmm,%xmm12 107 \opd = 12 108 .endif 109 .ifc \xmm,%xmm13 110 \opd = 13 111 .endif 112 .ifc \xmm,%xmm14 113 \opd = 14 114 .endif 115 .ifc \xmm,%xmm15 116 \opd = 15 117 .endif 118 .endm 119 120 .macro REG_TYPE type reg 121 R64_NUM reg_type_r64 \reg 122 XMM_NUM reg_type_xmm \reg 123 .if reg_type_r64 <> REG_NUM_INVALID 124 \type = REG_TYPE_R64 125 .elseif reg_type_xmm <> REG_NUM_INVALID 126 \type = REG_TYPE_XMM 127 .else 128 \type = REG_TYPE_INVALID 129 .endif 130 .endm 131 132 .macro PFX_OPD_SIZE 133 .byte 0x66 134 .endm 135 136 .macro PFX_REX opd1 opd2 W=0 137 .if ((\opd1 | \opd2) & 8) || \W 138 .byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) | (\W << 3) 139 .endif 140 .endm 141 142 .macro MODRM mod opd1 opd2 143 .byte \mod | (\opd1 & 7) | ((\opd2 & 7) << 3) 144 .endm 145 146 .macro PSHUFB_XMM xmm1 xmm2 147 XMM_NUM pshufb_opd1 \xmm1 148 XMM_NUM pshufb_opd2 \xmm2 149 PFX_OPD_SIZE 150 PFX_REX pshufb_opd1 pshufb_opd2 151 .byte 0x0f, 0x38, 0x00 152 MODRM 0xc0 pshufb_opd1 pshufb_opd2 153 .endm 154 155 .macro PCLMULQDQ imm8 xmm1 xmm2 156 XMM_NUM clmul_opd1 \xmm1 157 XMM_NUM clmul_opd2 \xmm2 158 PFX_OPD_SIZE 159 PFX_REX clmul_opd1 clmul_opd2 160 .byte 0x0f, 0x3a, 0x44 161 MODRM 0xc0 clmul_opd1 clmul_opd2 162 .byte \imm8 163 .endm 164 165 .macro AESKEYGENASSIST rcon xmm1 xmm2 166 XMM_NUM aeskeygen_opd1 \xmm1 167 XMM_NUM aeskeygen_opd2 \xmm2 168 PFX_OPD_SIZE 169 PFX_REX aeskeygen_opd1 aeskeygen_opd2 170 .byte 0x0f, 0x3a, 0xdf 171 MODRM 0xc0 aeskeygen_opd1 aeskeygen_opd2 172 .byte \rcon 173 .endm 174 175 .macro AESIMC xmm1 xmm2 176 XMM_NUM aesimc_opd1 \xmm1 177 XMM_NUM aesimc_opd2 \xmm2 178 PFX_OPD_SIZE 179 PFX_REX aesimc_opd1 aesimc_opd2 180 .byte 0x0f, 0x38, 0xdb 181 MODRM 0xc0 aesimc_opd1 aesimc_opd2 182 .endm 183 184 .macro AESENC xmm1 xmm2 185 XMM_NUM aesenc_opd1 \xmm1 186 XMM_NUM aesenc_opd2 \xmm2 187 PFX_OPD_SIZE 188 PFX_REX aesenc_opd1 aesenc_opd2 189 .byte 0x0f, 0x38, 0xdc 190 MODRM 0xc0 aesenc_opd1 aesenc_opd2 191 .endm 192 193 .macro AESENCLAST xmm1 xmm2 194 XMM_NUM aesenclast_opd1 \xmm1 195 XMM_NUM aesenclast_opd2 \xmm2 196 PFX_OPD_SIZE 197 PFX_REX aesenclast_opd1 aesenclast_opd2 198 .byte 0x0f, 0x38, 0xdd 199 MODRM 0xc0 aesenclast_opd1 aesenclast_opd2 200 .endm 201 202 .macro AESDEC xmm1 xmm2 203 XMM_NUM aesdec_opd1 \xmm1 204 XMM_NUM aesdec_opd2 \xmm2 205 PFX_OPD_SIZE 206 PFX_REX aesdec_opd1 aesdec_opd2 207 .byte 0x0f, 0x38, 0xde 208 MODRM 0xc0 aesdec_opd1 aesdec_opd2 209 .endm 210 211 .macro AESDECLAST xmm1 xmm2 212 XMM_NUM aesdeclast_opd1 \xmm1 213 XMM_NUM aesdeclast_opd2 \xmm2 214 PFX_OPD_SIZE 215 PFX_REX aesdeclast_opd1 aesdeclast_opd2 216 .byte 0x0f, 0x38, 0xdf 217 MODRM 0xc0 aesdeclast_opd1 aesdeclast_opd2 218 .endm 219 220 .macro MOVQ_R64_XMM opd1 opd2 221 REG_TYPE movq_r64_xmm_opd1_type \opd1 222 .if movq_r64_xmm_opd1_type == REG_TYPE_XMM 223 XMM_NUM movq_r64_xmm_opd1 \opd1 224 R64_NUM movq_r64_xmm_opd2 \opd2 225 .else 226 R64_NUM movq_r64_xmm_opd1 \opd1 227 XMM_NUM movq_r64_xmm_opd2 \opd2 228 .endif 229 PFX_OPD_SIZE 230 PFX_REX movq_r64_xmm_opd1 movq_r64_xmm_opd2 1 231 .if movq_r64_xmm_opd1_type == REG_TYPE_XMM 232 .byte 0x0f, 0x7e 233 .else 234 .byte 0x0f, 0x6e 235 .endif 236 MODRM 0xc0 movq_r64_xmm_opd1 movq_r64_xmm_opd2 237 .endm 238#endif 239 240#endif 241