| Huang Ying | fd650a6 | 2009-11-09 13:52:26 -0500 | [diff] [blame^] | 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 | .macro XMM_NUM opd xmm |
| 11 | .ifc \xmm,%xmm0 |
| 12 | \opd = 0 |
| 13 | .endif |
| 14 | .ifc \xmm,%xmm1 |
| 15 | \opd = 1 |
| 16 | .endif |
| 17 | .ifc \xmm,%xmm2 |
| 18 | \opd = 2 |
| 19 | .endif |
| 20 | .ifc \xmm,%xmm3 |
| 21 | \opd = 3 |
| 22 | .endif |
| 23 | .ifc \xmm,%xmm4 |
| 24 | \opd = 4 |
| 25 | .endif |
| 26 | .ifc \xmm,%xmm5 |
| 27 | \opd = 5 |
| 28 | .endif |
| 29 | .ifc \xmm,%xmm6 |
| 30 | \opd = 6 |
| 31 | .endif |
| 32 | .ifc \xmm,%xmm7 |
| 33 | \opd = 7 |
| 34 | .endif |
| 35 | .ifc \xmm,%xmm8 |
| 36 | \opd = 8 |
| 37 | .endif |
| 38 | .ifc \xmm,%xmm9 |
| 39 | \opd = 9 |
| 40 | .endif |
| 41 | .ifc \xmm,%xmm10 |
| 42 | \opd = 10 |
| 43 | .endif |
| 44 | .ifc \xmm,%xmm11 |
| 45 | \opd = 11 |
| 46 | .endif |
| 47 | .ifc \xmm,%xmm12 |
| 48 | \opd = 12 |
| 49 | .endif |
| 50 | .ifc \xmm,%xmm13 |
| 51 | \opd = 13 |
| 52 | .endif |
| 53 | .ifc \xmm,%xmm14 |
| 54 | \opd = 14 |
| 55 | .endif |
| 56 | .ifc \xmm,%xmm15 |
| 57 | \opd = 15 |
| 58 | .endif |
| 59 | .endm |
| 60 | |
| 61 | .macro PFX_OPD_SIZE |
| 62 | .byte 0x66 |
| 63 | .endm |
| 64 | |
| 65 | .macro PFX_REX opd1 opd2 |
| 66 | .if (\opd1 | \opd2) & 8 |
| 67 | .byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) |
| 68 | .endif |
| 69 | .endm |
| 70 | |
| 71 | .macro MODRM mod opd1 opd2 |
| 72 | .byte \mod | (\opd1 & 7) | ((\opd2 & 7) << 3) |
| 73 | .endm |
| 74 | |
| 75 | .macro PSHUFB_XMM xmm1 xmm2 |
| 76 | XMM_NUM pshufb_opd1 \xmm1 |
| 77 | XMM_NUM pshufb_opd2 \xmm2 |
| 78 | PFX_OPD_SIZE |
| 79 | PFX_REX pshufb_opd1 pshufb_opd2 |
| 80 | .byte 0x0f, 0x38, 0x00 |
| 81 | MODRM 0xc0 pshufb_opd1 pshufb_opd2 |
| 82 | .endm |
| 83 | |
| 84 | .macro PCLMULQDQ imm8 xmm1 xmm2 |
| 85 | XMM_NUM clmul_opd1 \xmm1 |
| 86 | XMM_NUM clmul_opd2 \xmm2 |
| 87 | PFX_OPD_SIZE |
| 88 | PFX_REX clmul_opd1 clmul_opd2 |
| 89 | .byte 0x0f, 0x3a, 0x44 |
| 90 | MODRM 0xc0 clmul_opd1 clmul_opd2 |
| 91 | .byte \imm8 |
| 92 | .endm |
| 93 | |
| 94 | .macro AESKEYGENASSIST rcon xmm1 xmm2 |
| 95 | XMM_NUM aeskeygen_opd1 \xmm1 |
| 96 | XMM_NUM aeskeygen_opd2 \xmm2 |
| 97 | PFX_OPD_SIZE |
| 98 | PFX_REX aeskeygen_opd1 aeskeygen_opd2 |
| 99 | .byte 0x0f, 0x3a, 0xdf |
| 100 | MODRM 0xc0 aeskeygen_opd1 aeskeygen_opd2 |
| 101 | .byte \rcon |
| 102 | .endm |
| 103 | |
| 104 | .macro AESIMC xmm1 xmm2 |
| 105 | XMM_NUM aesimc_opd1 \xmm1 |
| 106 | XMM_NUM aesimc_opd2 \xmm2 |
| 107 | PFX_OPD_SIZE |
| 108 | PFX_REX aesimc_opd1 aesimc_opd2 |
| 109 | .byte 0x0f, 0x38, 0xdb |
| 110 | MODRM 0xc0 aesimc_opd1 aesimc_opd2 |
| 111 | .endm |
| 112 | |
| 113 | .macro AESENC xmm1 xmm2 |
| 114 | XMM_NUM aesenc_opd1 \xmm1 |
| 115 | XMM_NUM aesenc_opd2 \xmm2 |
| 116 | PFX_OPD_SIZE |
| 117 | PFX_REX aesenc_opd1 aesenc_opd2 |
| 118 | .byte 0x0f, 0x38, 0xdc |
| 119 | MODRM 0xc0 aesenc_opd1 aesenc_opd2 |
| 120 | .endm |
| 121 | |
| 122 | .macro AESENCLAST xmm1 xmm2 |
| 123 | XMM_NUM aesenclast_opd1 \xmm1 |
| 124 | XMM_NUM aesenclast_opd2 \xmm2 |
| 125 | PFX_OPD_SIZE |
| 126 | PFX_REX aesenclast_opd1 aesenclast_opd2 |
| 127 | .byte 0x0f, 0x38, 0xdd |
| 128 | MODRM 0xc0 aesenclast_opd1 aesenclast_opd2 |
| 129 | .endm |
| 130 | |
| 131 | .macro AESDEC xmm1 xmm2 |
| 132 | XMM_NUM aesdec_opd1 \xmm1 |
| 133 | XMM_NUM aesdec_opd2 \xmm2 |
| 134 | PFX_OPD_SIZE |
| 135 | PFX_REX aesdec_opd1 aesdec_opd2 |
| 136 | .byte 0x0f, 0x38, 0xde |
| 137 | MODRM 0xc0 aesdec_opd1 aesdec_opd2 |
| 138 | .endm |
| 139 | |
| 140 | .macro AESDECLAST xmm1 xmm2 |
| 141 | XMM_NUM aesdeclast_opd1 \xmm1 |
| 142 | XMM_NUM aesdeclast_opd2 \xmm2 |
| 143 | PFX_OPD_SIZE |
| 144 | PFX_REX aesdeclast_opd1 aesdeclast_opd2 |
| 145 | .byte 0x0f, 0x38, 0xdf |
| 146 | MODRM 0xc0 aesdeclast_opd1 aesdeclast_opd2 |
| 147 | .endm |
| 148 | #endif |
| 149 | |
| 150 | #endif |